CN110604489A

CN110604489A - Automatic material cleaning device

Info

Publication number: CN110604489A
Application number: CN201810616887.5A
Authority: CN
Inventors: 朱泽春; 张根森; 吕卫卫
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2018-06-15
Filing date: 2018-06-15
Publication date: 2019-12-24
Anticipated expiration: 2038-06-15
Also published as: CN110604489B

Abstract

The invention provides a material automatic cleaning device, which comprises: the rotary bin is provided with a cleaning cavity for accommodating materials; the filter screen is arranged on the rotary bin and used for screening materials and dirt in the cleaning cavity; the fan blades are arranged on the outer side of the side wall of the rotary bin; the rotary bin is arranged in the dust storage bin, and the fan blades are used for generating air flow in an area between the rotary bin and the dust storage bin to form pressure difference; the fan blades can be arranged on the rotary bin, the rotating speed of the fan blades is consistent with that of the rotary bin, and the fan blades can generate pressure difference by being matched with the dust storage bin, so that the cleaning effect of materials is improved, the materials are quickly separated from dirt, and the cleaning efficiency is improved.

Description

Automatic material cleaning device

Technical Field

The invention relates to the technical field of cooking appliances, in particular to an automatic material cleaning device.

Background

In the prior cooking appliance, the cleaning mode of the materials can be divided into water washing and dry washing, the water washing process is generally adopted to convey the materials to a cleaning cavity, then water is introduced into the cleaning cavity to clean the materials, and in order to enable the water to be in full contact with the materials, a stirring device is also commonly arranged, and in the cleaning process, dirt and dust on the surfaces of the materials are discharged together with the water, so that the cleaning purpose is realized; the dry cleaning process has no water participation, and mainly utilizes the mutual friction among materials to realize the separation of dirt and dust on the surfaces of the materials so as to achieve the aim of cleaning.

In terms of the automatic cleaning effect of the existing cooking utensil, the efficiency of separating dirt and dust is not high, and in the prior art, a fan or an air pump is adopted to suck materials to separate dirt, so that the force generated by the method is too large, the materials are easily sucked out along with the dirt, meanwhile, in the method, the materials are not fully lifted, and no way is available for separating the dust, the dirt and the debris during the suction, so that the cleaning effect is poor.

Disclosure of Invention

The invention aims to provide an automatic material cleaning device to solve the technical problem of poor dirt and dust separation effect in the prior art.

Therefore, the invention provides an automatic material cleaning device, which comprises: the rotary bin is provided with a cleaning cavity for accommodating materials; the filter screen is arranged on the rotary bin and used for screening materials and dirt in the cleaning cavity; the fan blades are arranged on the outer side of the side wall of the rotary bin; the rotary bin is arranged in the dust storage bin, and the fan blades are used for generating air flow in an area between the rotary bin and the dust storage bin to form pressure difference.

Preferably, the side wall of the rotary bin is provided with filter holes, and the filter holes form the filter sieve.

Preferably, the filter sieve is provided with filter holes, and the filter sieve is fixed on the rotary bin.

Preferably, the dust storage bin is provided with a sewage draining outlet, and the sewage draining direction of the sewage draining outlet is the tangential direction of the rotation of the fan blades.

Preferably, the front end of the rotary bin is provided with a material port, the front end of the dust storage bin is provided with a material window, and a convex ring is arranged between the dust storage bin and the rotary bin.

Preferably, the aperture of the material window is larger than that of the material port, and the material window is provided with a material tongue which is inclined towards the center direction of the material port and is discharged forwards.

Preferably, the material port is provided with an inclined surface for facilitating the entering and discharging of materials, and the material tongue is forwardly discharged to the inclined surface of the material port.

Preferably, the rotary bin comprises a driving plate and a rotary main body which are used for connecting a driving device, and the dust storage bin comprises a bracket and a dust storage main body which are used for fixing the driving device.

Preferably, the filtering holes of the filtering screen are staggered or arranged in parallel with each other.

Preferably, the fan blades are helical blades or strip-shaped blades.

Compared with the prior art, the invention has the advantages that:

according to the automatic material cleaning device, in the cleaning process, materials in the cleaning cavity are fully turned over under the rotation of the rotary bin, so that the materials can be fully lifted, the accumulation of the materials in the cleaning cavity is avoided, the materials and the materials rub against each other in the turning process, the grinding and polishing of the surfaces of the materials are realized, harmful substances on the surfaces of the materials can be removed, the filter screen can discharge dust dirt out of the cleaning cavity, the cleaning effect of the materials in the cleaning cavity is ensured, the surface quality of the materials can be improved while the harmful substances on the surfaces of the materials are removed, compared with the prior art, the damage to the materials is greatly reduced, the nutritional ingredients of the materials are greatly maintained, and the good cleaning purpose is achieved.

The rotary bin is arranged in the dust storage bin, so that the rotary bin rotates in the dust storage bin; in the rotating process, the fan blades arranged on the rotating bin rotate along with the rotating bin, so that air in the dust storage bin is driven to flow to generate air flow, pressure difference is generated between the rotating bin and the dust storage bin, air in the cleaning cavity is promoted to flow out of the dust storage bin, separation of dirt in the cleaning cavity is promoted, and the dirt can enter the dust storage bin through the filter screen more effectively; compared with the prior art, the material is arranged in the cleaning cavity of the rotary bin for cleaning, when the rotary bin rotates, the material can be continuously overturned in the cleaning cavity, can be fully lifted, and is prevented from being accumulated, so that the dirt, dust and debris of the material can be separated by small suction force, a good separation effect can be realized under the condition that an air pump or a fan with large suction force is not used, the cost is saved, and the problem that the material is sucked due to overlarge suction force of the air pump and the fan is avoided.

Drawings

FIG. 1 is a schematic structural diagram of an automatic material cleaning device according to an embodiment of the present invention;

FIG. 2 is an exploded view of an automatic material cleaning apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of the internal structure of an automatic material cleaning apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic view of the arrangement of a sewage draining outlet according to the embodiment of the present invention;

FIG. 5 is a schematic diagram of a rotary silo according to an embodiment of the present invention;

FIG. 6 is a schematic view of the internal structure of a rotary silo according to an embodiment of the invention;

FIG. 7 is a first schematic view of a filter screen according to an embodiment of the present invention;

FIG. 8 is a second schematic view of a filter screen according to an embodiment of the present invention;

FIG. 9 is a third schematic view of a filter screen according to an embodiment of the present invention;

FIG. 10 is a second structural illustration of a rotary silo according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a rotary bin in embodiment 2 of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.

Non-limiting and non-exclusive embodiments will be described with reference to the following figures, wherein like reference numerals refer to like parts, unless otherwise specified.

Hereinafter, the first and second rotational directions are opposite, such as: when the forward rotation is the first rotation direction, the second rotation direction is the reverse rotation, and when the clockwise rotation is the first rotation direction, the second rotation direction is the counterclockwise rotation.

Example 1:

this embodiment, as shown in fig. 1, for a material self-cleaning device for wash the material, the material can be for materials such as miscellaneous grain of five cereals, beans, like rice, black rice, glutinous rice, millet, maize, soybean, red bean, mung bean etc. this material self-cleaning device can cooperate cooking utensil to use together, provides clean sanitary material for cooking utensil, and this material self-cleaning device also can the exclusive use simultaneously, accomplishes the self-cleaning of material, the material that uses manpower and materials sparingly.

As shown in fig. 1 and 3, the automatic material cleaning device includes a rotary bin 100 and a dust storage bin 200, the rotary bin 100 is disposed in the dust storage bin 200 and can rotate in the dust storage bin, the rotary bin is provided with a cleaning cavity for receiving materials, and is also provided with a material inlet 102 for feeding and discharging materials in the cleaning cavity, the material inlet 102 is disposed on the rotary bin, and the material inlet is communicated with the cleaning cavity, as shown in fig. 5, the rotary bin is further provided with a filter sieve 103 for screening materials and dirt in the cleaning cavity, and the cleaning cavity is provided with a turning vane 104 for controlling the turning direction of the materials in the cleaning cavity when the rotary bin rotates, as shown in fig. 4, in addition, a fan blade 114 is further disposed on the outer side wall of the rotary bin 100, and when the rotary bin 100 rotates, the fan blade 114 rotates along with the rotary bin 100 to generate an air flow between the rotary bin 100 and the dust storage bin 200, so as to form a pressure difference.

As shown in fig. 2, the rotary bin 100 is driven to rotate by the driving device 300, and for convenience of installation and fixation, the rotary bin 100 of the present embodiment includes a driving plate 116 and a rotary main body 115, the driving plate 116 is fixedly disposed at the bottom of the rotary main body 115, and after the driving plate and the rotary main body are fixed, a cleaning cavity 101 is formed inside the rotary bin; the drive shaft of the drive device is connected to the drive plate 116, and the drive device may be a servo motor.

As shown in fig. 2, the dust storage bin 200 includes a bracket 202 for fixing the driving device 300 and a dust storage main body 201, the bracket 202 is fixedly disposed at the bottom of the dust storage main body 201, after the bracket and the dust storage main body are fixed, a dust storage cavity 204 is formed inside the bracket, a driving shaft of the driving device can pass through the bracket by direct driving of the driving device, so as to realize connection of the driving plate, and the driving device main body is fixed at the outer side of the bracket.

In this embodiment, the upset effect of material can be improved to the upset blade that sets up for the material is fully raised, prevents to pile up, and the reinforcing friction. In some embodiments, the rotary cabin may not be provided with turning vanes, and the rotary cabin may not be limited to the forms shown in the embodiment and the drawings.

The automatic material cleaning device can be used for dry cleaning and water cleaning, the in-process of dry cleaning, the material in the cleaning cavity is under the rotation of rotatory storehouse, rub mutually between material and the material, realize the polishing and the polishing on material surface, can get rid of material surface harmful substance, the filter sieve can discharge the dust dirt outside the cleaning cavity, guarantee the cleaning performance of material in the cleaning cavity, when getting rid of material surface harmful substance, can make the surface quality of material obtain improving, compared with the prior art, the damage to the material that significantly reduces, and very big nutrient composition who has kept material itself, avoid the possibility that water-soluble material flows away along with the water, thereby good cleaning purpose has also been reached.

In the washing process, materials in the washing cavity are fully stirred under the rotation of the rotary bin, and harmful substances and dirt of the materials flow out along with water, so that a good washing purpose is achieved.

Compared with the prior art, because the material sets up and washs in the washing chamber in rotatory storehouse, when rotatory storehouse is rotatory, the material can last the upset in wasing the chamber, can fully raise, avoid piling up, consequently can realize coming the dirt of separation material with little suction, dust and piece, thereby can be under the condition of the air pump or the fan that do not use big suction, also can realize good separation effect, the cost is saved, thereby the problem of the too big suction material of air pump and fan has been avoided, consequently can set up the flabellum on rotatory storehouse, the rotational speed of blade is unanimous with rotatory storehouse, the cooperation is stored up the dirt storehouse and can be produced pressure differential together, thereby improve the cleaning performance of material, make material and dirt quickly separating, and the cleaning efficiency is improved.

As shown in fig. 5, the filter sieve 103 is used for screening dirt, which in this embodiment may be dust, debris, and residues of materials, and during the washing process, the dirt further includes sewage and the like; the filter sieve 103 can be directly formed on the rotary bin or independently arranged on the rotary bin, the filter sieve is directly formed on the rotary bin, the side wall of the rotary bin can be provided with filter holes 108, the filter sieve 103 is formed by the filter holes 108, at the moment, the filter sieve and the rotary bin are integrally formed, and the filter sieve and the rotary bin are not required to be fixed through threaded fasteners such as bolts, screws and the like, so that the structural integrity is good; the filter sieve of setting alone on rotatory storehouse, its filtration pore setting is on filtering the sieve, and accessible welding, riveting or the mode of detachable connection are fixed to be set up on rotatory storehouse, make things convenient for the change, the maintenance and the washing of filter sieve, guarantee material self-cleaning device's health and life. In this embodiment, an integrally formed filter screen is adopted, and in some alternative embodiments of this embodiment, the filter screen may be provided in other separate forms. The form of the filtering holes can be a grid type 1081 as shown in fig. 7, a mesh type 1082 as shown in fig. 8 and a grid type 1083 as shown in fig. 9, so as to achieve different separation effects. The arrangement of the filter holes arranged in a mesh or grid pattern may be staggered, with the filter holes arranged in a grid pattern being parallel to each other.

As shown in fig. 2, the dust storage bin is used for collecting the dirt separated by the filter screen in a centralized manner, the dirt is convenient to discharge, the dust storage bin also plays a role in supporting the rotary bin, and the dust storage bin is provided with a sewage outlet 203. As shown in fig. 4, the dirt discharging direction of the dirt discharging opening 203 is a tangential direction of the rotation of the fan blades, when the rotary bin rotates, an air flow is generated in an area between the rotary bin and the dust storage bin, and the air flow causes a pressure difference between the rotary bin and the dust storage bin, so that air in the cleaning cavity flows out of the dust storage bin, separation of dirt in the cleaning cavity is further promoted, and the dirt enters the dust storage bin through the filter sieve more effectively. The generated airflow is discharged along the tangential sewage discharge outlet, and the dirt can be collected.

As shown in fig. 6, in the present embodiment, the rotary bin is cylindrical, and has a cylindrical side wall 107 and a top 105 and a bottom 106 at two axial ends, and it should be understood by those skilled in the art that the top 105 and the bottom 106 in the present embodiment are not understood as top and bottom along the gravity direction, and the axis of the automatic material cleaning device in the present embodiment is placed horizontally or obliquely during operation, so that the bottom and the top are only in the axial direction of the rotary bin, and the top and the bottom are at two sides along the axial direction. In some variations of this embodiment, the shape of the rotary bin may not be limited to the embodiments disclosed in this embodiment and shown in the drawings, but may also be a cone shape, or other shapes.

As shown in fig. 5, the material port 102 is opened at the top of the cleaning cavity 101, i.e. the front end of the rotary bin, and is circular, and the shape of the material port may not be limited to the technical solutions disclosed in the present embodiment and shown in the drawings, such as polygonal, oval, etc.; the material port can be externally connected with a feeding device or a quantifying device and used for feeding in the cleaning cavity, and meanwhile, the material port can also be externally connected with a receiving device and used for receiving materials discharged from the material port. The material mouth also can regard as the entry of water, for example external water supply assembly realizes the washing to the material in the washing chamber.

As shown in fig. 3, correspondingly, the front end of the dust storage bin is also provided with a material window 205, the shape of the material window 205 is adapted to the shape of the material, in this embodiment, the material window is circular, the shape of the material window is not limited to the technical solution disclosed in this embodiment and shown in the drawings, and the material window may be polygonal, elliptical, or the like; the material window 205 is connected to the dust storage chamber 204, because the rotating bin needs to rotate, therefore, the front end of the rotating bin 100 and the front end of the dust storage bin 200 will be set up with a gap to avoid the mutual interference between the rotating bin and the dust storage bin, the set gap will be not beneficial to the material entering from the material window to smoothly arrive at the material port of the rotating bin, if the material falls into the gap, the material will directly enter into the dust storage bin, in order to smoothly deliver the material to the rotating bin, prevent the material from falling into the dust storage bin from the gap, a convex ring 206 is set between the dust storage bin and the rotating bin, the convex ring 206 can be set up on the outer surface of the front end of the rotating bin, or on the inner surface of the front end of the dust storage bin, in this embodiment, the convex ring 206 is set up on the rotating bin 100.

Correspondingly, for smooth transmission of materials between the material window and the material port, the aperture of the material window 205 is larger than that of the material port, meanwhile, the material window 205 is provided with a material tongue 207 which inclines forwards towards the center direction of the material port, the material tongue 207 is conical and is in a shape of a contracted trumpet, and the distance from the material tongue to the material port is preferably the distance from the material tongue to the material port.

Flabellum 114 sets up in rotatory storehouse lateral wall outside, and outside extension forms the blade, and the flabellum can be bar blade or helical blade, is the bar blade in this embodiment, the bar blade promptly, the flabellum does not have the camber, is the bar setting, and the helical blade main part has the camber, is the rotatory storehouse lateral wall outside of heliciform setting.

As shown in fig. 5, the turning vane 104 is disposed in the cleaning chamber 101, as shown in fig. 6, the turning vane 104 is fixed on the inner side wall of the rotating bin 100, and extends from the bottom side of the cleaning chamber 101 to the material port 102 along the axial direction, i.e. the material port side is the top side of the cleaning chamber, i.e. the vane main body and the axial line of the rotating bin are disposed at a certain included angle, which may be a fixed included angle or a variable included angle, in this embodiment, the included angle of the turning vane is a fixed value, the included angle with the axial line is 50 °, the included angle of other embodiments may be 45 °, 60 °, and the like, as long as the cleaning included angle between the turning vane and the axial line of the rotating bin is kept larger than 0 and smaller than 90 °.

The turnover blade that adopts the slope to extend causes the restriction to the length and the width in rotatory storehouse, suppose the length of blade is L, the contained angle of blade and axis is alpha, then the length in rotatory storehouse is about L/cos alpha, the width is about L/sin alpha, in order to overcome above-mentioned shortcoming, in some flexible embodiments of this embodiment, the turnover blade also can be along axis direction from the bottom side spiral extension of washing chamber to material mouth one side, also the turnover blade is helical blade, helical blade can make the axis length in rotatory storehouse longer, can accomodate more materials, improve cleaning efficiency.

As shown in fig. 6, since the turning vane is disposed obliquely or spirally, when the rotary bin rotates, the material in the cleaning cavity will be blocked by the turning vane, so as to force the material to roll toward the oblique side of the turning vane, specifically, when the rotary bin rotates in the first rotation direction, the a surface of the turning vane facing the bottom side of the cleaning cavity will function to control the material to be away from the material opening 102, when the material is initially stopped on the cylindrical inner side wall 107 of the cleaning cavity under the action of gravity, as the rotary bin 100 rotates in the first rotation direction, the front end of the turning vane 104 close to the top side of the cleaning cavity (the material opening 102 side) will first contact with the material, so that the material stopped on the inner side wall 107 of the rotary bin is turned over to the a surface, the material on the a surface will turn toward the bottom side of the cleaning cavity 101, away from the material opening 102, and then fall back to the cylindrical inner side wall 107 under the action of gravity, when the rotary bin 100 continuously rotates in the first rotating direction, the materials are continuously overturned in the cleaning cavity until a satisfactory cleaning effect is achieved, the materials rub against each other, and are ground and polished by each other in the cleaning process, and generated dust, chips, and residues or sewage of the materials are discharged from the filtering holes of the filtering screen. After reaching satisfied cleaning performance, can change the direction of rotation in rotatory storehouse, arrange the material, when rotatory storehouse 100 is rotatory in the second direction of rotation, upset blade 104 will play the effect of control material from material mouth 102 discharge towards the B face that washs the chamber top side, just when beginning, the material also stops on the columniform inside wall 107 that washs the chamber under the effect of gravity, rotatory storehouse is rotatory downwards at the second direction of rotation along with rotatory, the tail end that the upset blade is close to the washing chamber bottom side contacts with the material earlier, make the material that stops in rotatory storehouse inside wall overturn to the B face on, the material on the B face will roll towards material mouth one side along the upset blade, be close to material mouth 102, and then make the material reach material mouth department along the B face and discharge. When the materials are still left in the cleaning cavity, the cleaning cavity can continue to rotate until the materials in the cleaning cavity are completely discharged.

In this embodiment, the turning blade is at the rotatory in-process of first direction of rotation, will force the material to wash the chamber bottom side and roll, in order to avoid the accumulational in bottom of abluent in-process material, influence the cleaning performance, therefore, be close to the tail end 1044 of washing the chamber bottom side to the turning blade, be equipped with first clearance 109 between tail end 1044 and washing chamber bottom 106, the first clearance 109 that sets up makes tail end 1044 not link to each other with the bottom 106 of washing chamber, make the material that arrives the bottom side can return to the top side 105 of washing chamber through this first clearance 109, consequently, avoided in first direction of rotation in-process, the accumulation of material, guaranteed the cleaning performance.

In this embodiment, the rotary bin is in the rotatory in-process of second direction of rotation, in order to make the material can discharge smoothly from the material mouth, avoids wasing the residue of the material in the chamber, consequently, is close to the turning blade the fixed top 105 that sets up in wasing the chamber of front end 1043 of material mouth, material mouth 102 is seted up in the top 105 of wasing the chamber, and front end 1043 in the projection 110 of top 105 is located on the material mouth 102. Therefore, after the material reaches the material port 102 side, the material is smoothly discharged from the material port along with the guiding action of the surface B. More specifically, the projection 110 of the front end of the turning vane is located at the tangent of the circular edge of the material port, but in some alternative embodiments of the present embodiment, the projection of the front end of the turning vane may not be limited to the situation disclosed in the present embodiment and shown in the drawings, and may be located at other projection positions as long as the projection is located inside the material port.

In order to make the material on the turnover blade smoothly discharge from the material opening and the material enters the cleaning cavity, in this embodiment, the material opening is provided with an inclined surface 1021, the inclined surface 1021 is inclined from the material opening 102 to the outer side of the rotating bin 100, so that the material opening 102 forms a horn mouth, and the inclined angle can be adapted to the inclined angle of the turnover blade.

The top 105 of the cleaning chamber is opened with a material port 102, the ratio of the aperture of the material port to the ring width of the top of the cleaning chamber is 2-0.25, in this embodiment, the diameter of the material port is 30, the ring width of the top is 20, and therefore, the ratio is 1.5. Those skilled in the art will recognize that the present invention is not limited to the embodiments disclosed and shown in the drawings, and that other embodiments are possible.

In this embodiment, the turning blade 104 includes a first blade 1041 and a second blade 1042, the first blade 1041 and the second blade 1042 are disposed crosswise, and form a first exchanging area 1045 between the crossing point and the material opening 102, and form a second exchanging area 1046 between the crossing point and the bottom side 106 of the cleaning chamber.

In the process of material upset in wasing the chamber, set up two criss-cross upset blades and can improve the cleaning performance, from last can know, as shown in fig. 10, upset blade front end (preceding fixed edge 112) is fixed with washing chamber top, the tail end has first clearance with washing chamber bottom, upset blade side fixed edge 111 is fixed with the inside wall in rotary bin, another side of upset blade is free edge 113, can know from the figure, the limit of fixing with the inside wall is curved, when setting up a slice upset blade in wasing the chamber, the another side of upset blade can be curved edge, also can be the straight flange, in order can be better set up two washing blades in wasing the chamber, therefore, in this embodiment, set up the free edge into the straight flange.

In the cleaning process of materials, two arranged turning blades simultaneously rotate with the rotating bin, in the rotating process in the first rotating direction, the surface A of the turning blades facing the bottom side of the cleaning cavity plays a role in controlling the materials to be far away from a material opening, when the materials are just started, the materials stay on the cylindrical inner side wall of the cleaning cavity under the action of gravity, the rotating bin rotates downwards in the first rotating direction, the front end of the fixed edge of the first blade, which is close to the top side (the side of the material opening) of the cleaning cavity, contacts with the materials firstly, so that the materials staying on the inner side wall of the rotating bin are turned over to the surface A of the first blade through the fixed edge, the materials on the surface A roll towards the bottom side of the cleaning cavity, the materials are far away from the material opening, and then fall back to the cylindrical inner side wall under the action of gravity, in the falling process, a part of the materials fall down over the free edge, and a part of the materials slide on the surface, that some material of whereabouts will get into the A face of second blade, and then can keep away from the material mouth and upset burnishing and polishing under the effect of second blade, the existence in second exchange area can guarantee that the material can continue to keep away from the material mouth, continuously exchanges in the second exchange area through the material simultaneously, can make the material and material between the friction, the effect aggravation of polishing, the washing to the stubborn stain on material surface has more obvious effect.

When the rotary bin rotates in the second rotating direction, the B surface of the overturning blade facing the top side of the cleaning cavity plays a role in controlling materials to be discharged from the material port, when the rotary bin starts to rotate, the materials also stop on the cylindrical inner side wall of the cleaning cavity under the action of gravity, along with the downward rotation of the rotary bin in the second rotating direction, the tail end of the fixed edge of the first blade, which is close to the bottom side of the cleaning cavity, is firstly contacted with the materials, so that the materials stopping on the inner side wall of the rotary bin are overturned to the B surface of the first blade through the fixed edge, the materials on the B surface roll along the first blade towards one side of the material port and are close to the material port, and further the materials reach the material port along the B surface to be discharged, in the discharging process, a part of the materials which do not reach the material port fall from the free edge of the first blade, but when the second blade is arranged, the materials falling from the free edge of the first blade fall on the B surface of the second, continue to roll towards material mouth one side under the effect of second blade until reaching the material, the first exchange area of setting has avoided falling back the risk to the rotatory storehouse inside wall on the material that will reach material mouth one side on the first blade, can improve row's material efficiency.

As shown in fig. 6, the width of the first exchanging area 1045 along the axis is smaller than the width of the second exchanging area 1046 along the axis, so that when the rotary bin rotates in the first rotating direction, the fallen-back materials can enter the second exchanging area 1046 as much as possible and are far away from the material opening, thereby realizing continuous cleaning of the materials; meanwhile, when the rotary bin rotates in the second rotating direction, the possibility that a part of materials which are about to reach the material port and fall back from the free edge fall on the inner side wall of the rotary bin can be avoided as much as possible, and complete material discharge can be guaranteed.

In some variations of this embodiment, the main body of the turning vane may have a curvature that extends from the bottom to the top, i.e., such as an arc-shaped a-plane or B-plane; set up certain camber, can improve the upset efficiency of upset blade for the material can be smooth the upset to A face or B face on.

This embodiment is because the washing chamber is equipped with the upset blade of steerable material upset direction, and when rotatory storehouse was rotatory at first direction of rotation, the material was kept away from the material mouth and was made it last the upset in washing the chamber, steerable material was discharged from the material mouth when rotatory storehouse was rotatory at second direction of rotation, consequently, the automatic cleaning device of material at this embodiment, can realize the possibility of same material mouth business turn over material, compare prior art, business turn over material through same material mouth, make this embodiment need not to set up a washing passageway by feed inlet to discharge gate, the remaining problem of material of the in-process material of material toward discharge gate long distance transport in the current automatic cleaning device of material has been avoided completely.

The material of this embodiment will discharge material mouth when the second direction of rotation is rotatory under the effect of upset blade, consequently also can not remain in washing the chamber, has guaranteed the clean health of material self-cleaning device.

Example 2:

as shown in fig. 11, in this embodiment, the cleaning chamber is not provided with the turning blade, the cleaning chamber is used to turn the material, and when the cleaning chamber is not provided with the turning blade, the shape of the rotary bin is preferably polygonal, so that the material can be turned more completely, and can be fully raised to prevent accumulation. When not setting up the upset blade, can adopt the mode of empting to follow the material mouth ejection of compact, of course, can also set the material mouth into feed inlet or bin outlet, and the feed inlet can set up the front end at rotatory storehouse, and the bin outlet sets up at the lateral wall to carry out the shutoff through block structure to the bin outlet under the cleaning condition.

In the description of the present invention, it is to be understood that the terms "center", "horizontal", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. 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 present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature.

While there has been described and illustrated what are considered to be example embodiments of the present invention, it will be understood by those skilled in the art that various changes and substitutions may be made therein without departing from the spirit of the invention. In addition, many modifications may be made to adapt a particular situation to the teachings of the present invention without departing from the central concept described herein. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments and equivalents falling within the scope of the invention.

Claims

1. The utility model provides a material self-cleaning device which characterized in that includes:

the rotary bin is provided with a cleaning cavity for accommodating materials;

the filter screen is arranged on the rotary bin and used for screening materials and dirt in the cleaning cavity;

the fan blades are arranged on the outer side of the side wall of the rotary bin;

the rotary bin is arranged in the dust storage bin, and the fan blades are used for generating air flow in an area between the rotary bin and the dust storage bin to form pressure difference.

2. The automatic material cleaning device according to claim 1, wherein a filter hole is formed in a side wall of the rotary bin, and the filter hole forms the filter screen.

3. The automatic material cleaning device according to claim 1, wherein the filter screen is provided with filter holes, and the filter screen is fixed on the rotary bin.

4. The automatic material cleaning device as claimed in claim 1, wherein the dust storage bin is provided with a sewage discharge outlet, and the sewage discharge direction of the sewage discharge outlet is a tangential direction of rotation of the fan blades.

5. The automatic material cleaning device according to claim 1, wherein a material port is provided at a front end of the rotary bin, a material window is provided at a front end of the dust storage bin, and a convex ring is provided between the dust storage bin and the rotary bin.

6. The automatic material cleaning device according to claim 5, wherein the aperture of the material window is larger than that of the material port, and the material window is provided with a material tongue which is inclined to the center of the material port and goes out.

7. The automatic material cleaning device as claimed in claim 6, wherein the material port is provided with an inclined surface for facilitating the material to enter and discharge, and the material tongue is forwardly discharged to the inclined surface of the material port.

8. The automatic material cleaning device as claimed in claim 1, wherein the rotary bin comprises a driving plate for connecting a driving device and a rotary main body, and the dust storage bin comprises a bracket for fixing the driving device and a dust storage main body.

9. The automatic material cleaning device according to claim 1 or 2, wherein the filtering holes of the filtering screen are arranged in a staggered manner or in a parallel manner.

10. The automatic material cleaning device according to claim 1, wherein the fan blades are helical blades or strip-shaped blades.