CN115415166B - Impurity removing machine - Google Patents
Impurity removing machine Download PDFInfo
- Publication number
- CN115415166B CN115415166B CN202211124619.4A CN202211124619A CN115415166B CN 115415166 B CN115415166 B CN 115415166B CN 202211124619 A CN202211124619 A CN 202211124619A CN 115415166 B CN115415166 B CN 115415166B
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- Prior art keywords
- cavity
- impurity
- air separation
- outlet
- screening
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- 239000012535 impurity Substances 0.000 title claims abstract description 137
- 238000000926 separation method Methods 0.000 claims abstract description 81
- 238000012216 screening Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000007664 blowing Methods 0.000 claims abstract description 20
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims 1
- 235000013339 cereals Nutrition 0.000 abstract description 80
- 230000010354 integration Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 25
- 239000000428 dust Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- 238000007873 sieving Methods 0.000 description 6
- -1 skin Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
Abstract
The invention discloses a trash remover, wherein a plurality of trash removing cavities are respectively provided with an inlet and a cereal outlet, and are sequentially communicated vertically, wherein the inlet of the trash removing cavity positioned below is communicated with the cereal outlet of the trash removing cavity positioned above; wherein, the plurality of impurity removing cavities at least comprise two winnowing cavities and a screening cavity; the air separation cavity is internally provided with an air blowing mechanism, the air blowing mechanism is positioned at one side of the inlet of the air separation cavity, which is away from the grain outlet of the air separation cavity, in the horizontal direction, and the air blowing mechanism blows air from the inlet of the air separation cavity to the grain outlet direction, which is close to the air separation cavity; a screen is arranged in the screening cavity, and a plurality of second impurity outlets are also arranged below the screening cavity; a winnowing cavity and a screening cavity are simultaneously arranged in one integral mechanism to remove impurities of various types, so that the impurity removal precision and the integration degree of the impurity remover are improved.
Description
Technical Field
The invention belongs to the technical field of agricultural product processing, and particularly relates to a trash remover.
Background
The grain and the grain are required to be subjected to impurity removal in the detection and processing processes, and the impurity content can influence the subsequent detection result and the quality of processed finished products. At present, grain impurities mainly comprise inorganic impurities (cobble, sand and the like), organic impurities (shells, barks, stems and the like), heterogeneous grains and dust; different types of impurities need to be removed through different impurity removing modes, and the technical mode adopted in the market at present is to develop different equipment aiming at different impurities, so that the technical problems that the integration degree is low, the use scene is limited, the butt joint of a plurality of equipment is troublesome and the transportation is inconvenient exist, negative pressure is easily formed at an air outlet during air separation in the prior art, impurities with smaller density such as dust, skin and shell are easy to flow back, and the technical problem that the impurity removing precision is low exists are solved.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a trash remover.
According to the invention, a trash remover comprises: the impurity removing cavities are respectively provided with an inlet and a grain outlet, and are sequentially communicated vertically, wherein the inlet of the impurity removing cavity positioned below is communicated with the grain outlet of the impurity removing cavity positioned above; wherein the impurity removing cavities at least comprise two winnowing cavities and a screening cavity; the grain material outlet of the air separation cavity is positioned between the inlet of the air separation cavity and the first impurity outlet in the horizontal direction, an air blowing mechanism is arranged in the air separation cavity, the air blowing mechanism is positioned at one side of the inlet of the air separation cavity, which is away from the grain material outlet of the air separation cavity, in the horizontal direction, and the air blowing mechanism blows air from the inlet of the air separation cavity to the grain material outlet direction, which is close to the air separation cavity; the screening cavity is internally provided with a screen, and a plurality of second impurity outlets are further arranged below the screening cavity.
According to the impurity removing machine provided by the embodiment of the invention, as the impurity removing cavities are arranged, the impurity removing cavities can be configured into the air separating cavities and the screening cavities, so that a plurality of components for air separation or screening can be integrated together, when the screening main body needs to be adjusted, namely when the types of the required grain materials need to be screened need to be replaced, the impurity removing machine can adapt to the impurity removing requirements of various grains so as to adapt to various use scenes, and a plurality of independent screening machines or independent air separating machines are not required to be configured, and because the impurity removing cavities at least comprise two air separating cavities and one screening cavity, the grain materials are subjected to impurity removing by utilizing different floating characteristics of the grain materials and the impurities, and the grain materials are subjected to secondary air separation by the two air separating cavities so as to effectively remove the impurities with low density such as dust, skin, shell and the like which flow back when the grain materials are subjected to primary air separation, the impurity reflux phenomenon caused by overlarge density of the wind caused by only single air separation is prevented, and the impurity removing precision is improved; through set up selection by winnowing chamber and screening chamber simultaneously in an integral body and carry out the edulcoration to multiple type impurity, and then improved edulcoration precision and the integrated level of edulcoration machine.
According to some embodiments of the invention, the screening chamber is located between two of the air separation chambers.
According to some embodiments of the invention, the wind speed of the wind selection chamber output at the upper part is larger than the wind speed of the wind selection chamber output at the lower part.
According to some embodiments of the invention, the air separation device further comprises a blanking device, wherein the blanking device is connected with an inlet of the air separation cavity, and the blanking device comprises: the feeding plate and striker plate, the feeding plate with the striker plate is the contained angle setting, and from top to bottom to the direction that is close to each other extension, the lower extreme of feeding plate with the lower extreme of striker plate separates, be equipped with the feeding recess that extends along the feeding direction on the feeding plate.
According to some embodiments of the invention, the motor is further comprised of a cam coupled to an output shaft of the motor, the cam abutting against a lower surface of the feed plate.
According to some embodiments of the invention, the feeding grooves are a plurality of, and the feeding grooves are arranged at intervals.
According to some embodiments of the invention, the blanking device further comprises a housing, the feeding plate is fixedly connected with the housing, and the striker plate is pivotally connected with the housing, so that the distance between the lower end of the striker plate and the lower end of the feeding plate is adjustable.
According to some embodiments of the invention, the number of the screens is two, and the two screens are arranged at intervals along the vertical direction.
According to some embodiments of the invention, bottom walls of the air separation cavity, which are positioned on two sides of a grain outlet of the air separation cavity, are gradually inclined downwards towards a direction close to the grain outlet of the air separation cavity so as to form a discharging chute with gradually reduced sectional area from top to bottom, and the grain outlet of the air separation cavity is positioned at the bottom of the discharging chute.
According to some embodiments of the invention, the impurity box is located below the impurity removing cavity, and the first impurity outlet and the second impurity outlet are both communicated with the impurity box below.
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 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 is a front view of a trash remover according to some embodiments of the present invention;
FIG. 2 is a schematic illustration of the connection of a winnowing chamber to a blanking apparatus in accordance with some embodiments of the present invention;
FIG. 3 is a side view of a trash remover according to some embodiments of the present invention;
FIG. 4 is a schematic view of a portion of a blanking apparatus according to some embodiments of the present invention;
fig. 5 is a schematic illustration of the cooperation of a feed plate with a cam according to some embodiments of the invention.
Reference numerals:
a winnowing cavity 1; a screening cavity 2; an inlet 3; a cereal outlet 4; a first impurity outlet 5; a screen 6; a second impurity outlet 7; a blower mechanism 8; a feed plate 9; a striker plate 10; a feed groove 11; a motor 12; a cam 13; an impurity box 14; a cereal material collection box 15; a first conduit 16; a second pipe 17; and a third conduit 18.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
The present invention will be described in detail below with reference to fig. 1 to 5 in conjunction with the embodiments.
As shown in fig. 1 to 5, a trash remover according to an embodiment of the present invention includes: the impurity removing cavities are respectively provided with an inlet 3 and a grain outlet 4, and are sequentially communicated vertically, wherein the inlet 3 of the impurity removing cavity positioned below is communicated with the grain outlet 4 of the impurity removing cavity positioned above; wherein the plurality of impurity removing cavities at least comprise two winnowing cavities 1 and a screening cavity 2; a first impurity outlet 5 is also arranged below the air separation cavity 1, a grain outlet 4 of the air separation cavity 1 is positioned between an inlet 3 of the air separation cavity 1 and the first impurity outlet 5 in the horizontal direction, an air blowing mechanism 8 is arranged in the air separation cavity 1, the air blowing mechanism 8 is positioned at one side of the inlet 3 of the air separation cavity 1, which is away from the grain outlet 4 of the air separation cavity 1, in the horizontal direction, and the air blowing mechanism 8 blows air from the inlet 3 of the air separation cavity 1 to the grain outlet 4, which is close to the air separation cavity 1; a screen 6 is arranged in the screening cavity 2, and a plurality of second impurity outlets 7 are also arranged below the screening cavity 2.
Specifically, in order to solve the technical problem that in the prior art, different types of impurities are removed by using different equipment, so that the integration degree is low; and when impurity removal is carried out only by one-time air separation, the impurities with smaller density such as dust, skin, shell and the like are refluxed, so that the technical problem of low impurity removal precision is solved; the embodiment of the invention provides a trash remover, which comprises a plurality of trash removing cavities, wherein the trash remover at least comprises two winnowing cavities 1 and a screening cavity 2, the arrangement number of the trash removing cavities and the position relation between the winnowing cavities 1 and the screening cavity 2 are not limited, three trash removing cavities are arranged in the trash remover for convenience of the following description, and the arrangement mode of the winnowing cavities 1 and the screening cavity 2 is described by taking the screening cavity 2 between the two winnowing cavities 1 as an example.
According to the impurity removing machine disclosed by the embodiment of the invention, the grain materials to be subjected to impurity removing enter through the inlet 3 of the air separation cavity 1 positioned above, the air separation cavity 1 is internally provided with the air blowing mechanism 8, the air blowing direction of the air blowing mechanism 8 is intersected with the falling direction of the grain materials, in the horizontal direction, the air blowing mechanism 8 is positioned at one side of the inlet 3 of the air separation cavity 1, which is away from the grain material outlet 4 of the air separation cavity 1, and the air blowing mechanism 8 blows air from the inlet 3 of the air separation cavity 1 to the direction, which is close to the grain material outlet 4 of the air separation cavity 1; after the first winnowing of the blower mechanism 8 in the winnowing cavity 1, the impurities with larger density are discharged through the first impurity outlet 5, the primarily-removed grains and the impurities with smaller densities such as part of reflowed dust, skin, shell and the like flow into the inlet 3 of the sieving cavity 2 from the grain outlet 4 of the winnowing cavity 1 and finally enter the sieving cavity 2, the sieving cavity 2 is internally provided with the screen 6, the grains are sieved again through the screen 6, the layers of the screen 6 can be selectively set by a person skilled in the art according to the requirement, a plurality of second impurity outlets 7 are correspondingly set according to the layers of the screen 6, namely, each space separated by the screen 6 from the sieving cavity 2 is provided with the second impurity outlet 7 corresponding to the space or the grain outlet 4 of the sieving cavity 2, taking the embodiment shown in figures 1 and 3 as an example, the two layers of screens 6 are arranged in the sieving cavity 2, the two layers of screens 6 are arranged at vertical intervals, the two layers of screens 6 divide the screening cavity 2 into three spaces, namely a first space, a second space and a third space in sequence along the vertical direction, wherein the first space and the third space are respectively connected with the corresponding second impurity outlets 7, and the second space is connected with the grain outlets 4 of the screening cavity 2, so that impurities and grains with different particle diameters can be screened out according to different apertures of each layer of screens 6, impurities and grains which do not meet the particle diameter requirement are discharged from the corresponding second pipeline 17 or third pipeline 18 through the second impurity outlets 7, the grains and the impurities meeting the particle diameter requirement flow into the first pipeline 16 through the grain outlets 4 of the screening cavity 2, finally flow into the inlets 3 of the air separation cavity 1 positioned below, finally enter the air separation cavity 1 positioned below, the air separation cavity 1 performs secondary air separation on the grains to remove the dust, the dust and the, the skin, the shell and the like have smaller density and the size is similar to Gu Liaoli diameter, thereby improving the impurity removing precision of the impurity removing machine.
According to the impurity remover disclosed by the embodiment of the invention, as the impurity removing cavities are arranged, the impurity removing cavities can be configured into the air separating cavities 1 and the screening cavities 2, so that a plurality of components for air separation or screening can be integrated together, when a screening main body needs to be adjusted, namely when the types of the grain materials needing to be screened need to be replaced, the impurity remover can adapt to the impurity removing requirements of various grains so as to adapt to various use scenes, and a plurality of independent screening machines or independent air separating machines do not need to be independently prepared, and because the impurity removing cavities at least comprise two air separating cavities 1 and one screening cavity 2, the impurity removing cavities 1 remove impurities from the grain materials by utilizing different floating characteristics of the grain materials and impurities, and the impurities with smaller densities such as dust, skin, shell and the like which flow back when the grain materials are subjected to secondary air separation are effectively removed through the two air separating cavities 1, the occurrence of impurity reflux phenomena with smaller densities caused by overlarge wind power which is caused by only single air separation is prevented, and the impurity removing precision is further improved; through set up selection by winnowing chamber 1 and screening chamber 2 simultaneously in an integral body and carry out the edulcoration to multiple type impurity, and then improved edulcoration precision and the integrated level of edulcoration machine.
According to some embodiments of the invention, as shown in fig. 1, the screening chamber 2 is located between two air separation chambers 1, and the two air separation chambers 1 are separated by the screening chamber 2, thereby avoiding mutual interference between the two air separation chambers 1, such as: the wind output by the air blowing mechanism 8 in the upper air separation cavity 1 is blown into the lower air separation cavity 1 through the inlet 3 of the lower air separation cavity 1, or the wind output by the air blowing mechanism 8 in the lower air separation cavity 1 enters the upper air separation cavity 1 through the grain outlet 4 of the upper air separation cavity 1, so that mutual disturbance occurs between the two air separation cavities 1.
According to some embodiments of the invention, the wind speed output by the upper wind selection cavity 1 is greater than the wind speed output by the lower wind selection cavity 1; in the first winnowing, there are also some impurities with relatively large density among the impurities with small density than the grain particles, and the upper winnowing cavity 1 outputs a large wind speed to remove the impurities, while the lower winnowing cavity 1 outputs a small wind speed to ensure the impurity removing precision because only the impurities with small density need to be removed and the impurities caused by large wind force are prevented from flowing back.
According to some embodiments of the present invention, the impurity removing machine further includes a blanking device connected to the inlet 3 of the air separation cavity 1, as in the example shown in fig. 1, the impurity removing machine includes two air separation cavities 1, and the blanking devices are disposed at the inlets 3 of the two air separation cavities 1, where the blanking device includes: the feeding plate 9 and the striker plate 10 are arranged at an included angle, the feeding plate 9 and the striker plate 10 extend from top to bottom in a direction approaching each other, the lower end of the feeding plate 9 is spaced from the lower end of the striker plate 10, and the feeding plate 9 is provided with a feeding groove 11 extending along the feeding direction; the bottoms of the feeding plate 9 and the baffle plate 10 are close to each other, a certain interval is reserved between the feeding plate and the baffle plate to form a channel for the grains to slide downwards, the shape of the feeding groove 11 can be selected according to the needs to adapt to different grains, and particularly, the longitudinal section of the feeding groove 11 is U-shaped and is suitable for grains with larger grain diameters; the longitudinal section of the feeding groove 11 is V-shaped, and is suitable for grains with smaller grain size; through setting up feed groove 11 so that the whereabouts that the cereal material can evenly disperse to impurity is got rid of more easily in the selection by winnowing.
In some examples, the feeding plate 9 may comprise a main body and a feeding assembly detachably connected to the main body, and the feeding groove 11 is formed on the feeding assembly, whereby the impurity removing machine may be configured with a plurality of feeding assemblies, and when different grains need to be screened, the shape of the feeding groove 11 on the feeding plate 9 may be changed accordingly by disassembling the feeding assembly, so that the impurity removing machine is suitable for screening of a plurality of kinds of grains. Wherein, the mating form of the main body and the feeding component can be plug-in connection, screw-in connection and the like, but the detachable mating form of the main body and the feeding component is not limited to the above.
According to some embodiments of the present invention, as shown in fig. 2, the impurity removing machine further comprises a motor 12 and a cam 13, wherein the cam 13 is connected with an output shaft of the motor 12, and the cam 13 is stopped against the lower surface of the feeding plate 9; thus, when the output shaft of the motor 12 rotates, the cam 13 rotates along with the output shaft of the motor 12, the lower surface of the feeding plate 9 keeps abutting against the cam 13 due to gravity, and the feeding plate 9 moves up and down along with the rotation of the cam 13, so that the impurity remover according to some embodiments of the invention drives the cam 13 to rotate through the motor 12 so as to drive the feeding plate 9 to move up and down to vibrate, and further, the accumulation of the grains at the inlet 3 of the winnowing cavity 1 is avoided.
According to some embodiments of the present invention, the feeding grooves 11 are multiple, and the multiple feeding grooves 11 are arranged at intervals; by providing a plurality of feeding grooves 11 extending in the feeding direction on the feeding plate 9, grains can be made to fall down uniformly in a row, so that impurities can be removed more easily at the time of air separation.
According to some embodiments of the present invention, as shown in fig. 2, the blanking device further includes a housing, the feeding plate 9 is fixedly connected to the housing, and the striker plate 10 is pivotally connected to the housing, wherein a pivot axis of the striker plate 10 extends in a horizontal direction, so that the striker plate 10 can rotate in an up-down direction, and a distance between a lower end of the striker plate 10 and a lower end of the feeding plate 9 is adjustable; thereby adjusting the width of the valley material sliding channel formed by the lower end of the baffle plate 10 and the lower end of the feeding plate 9 so as to adapt to the valley materials with different grain sizes.
According to some embodiments of the present invention, as shown in fig. 1, the number of screens 6 is two, and the two screens 6 are vertically spaced apart; the screening chamber 2 intracavity sets up two-layer screen cloth 6, drives two-layer screen cloth 6 vibration through the high frequency vibrator to realize quick pay-off from top to bottom, the sieve mesh size and the shape of every layer of screen cloth 6 all can select as required in the use, exemplifies: the two layers of screens 6 divide the screening cavity 2 into three spaces, namely a first space, a second space and a third space in sequence along the vertical direction, the screens 6 between the first space and the second space are used for separating large-particle impurities from grain materials and small-particle impurities, the screens 6 between the second space and the third space are used for separating grain materials from small-particle impurities, the first space and the third space are respectively connected with the corresponding second impurity outlets 7, and the second space is connected with the grain material outlets 4 of the corresponding screening cavity 2; thereby distinguishing the grains with different grain sizes and the impurities and respectively sending out the grains and the impurities for treatment.
According to some embodiments of the invention, the bottom walls of the air separation cavity 1, which are positioned at two sides of the grain outlet 4 of the air separation cavity 1, are gradually inclined downwards towards the direction of approaching the grain outlet 4 of the air separation cavity 1 so as to form a discharging chute with gradually reduced sectional area from top to bottom, and the grain outlet 4 of the air separation cavity 1 is positioned at the bottom of the discharging chute; specifically, the air blowing direction is from left to right, the left end of the bottom wall of the air separation cavity 1 extends obliquely from bottom to top, when the bottom wall extends below the inlet 3 of the air separation cavity 1, the bottom wall extends obliquely from top to bottom, and a necking structure is formed below the inlet 3 of the air separation cavity 1, so that larger wind force is formed at the necking structure, and impurities are removed conveniently; then, when the bottom wall extends to the grain outlet 4 of the air separation cavity 1 in a downward inclined manner, the bottom wall extends from bottom to top in an inclined manner, so that discharge grooves with gradually reduced sectional areas from top to bottom are formed on two sides of the grain outlet 4 of the air separation cavity 1, and the grain is prevented from flying out due to overlarge wind force.
According to some embodiments of the present invention, the impurity removing machine further comprises an impurity box 14, the impurity box 14 is located below the impurity removing cavity, and the lower parts of the first impurity outlet 5 and the second impurity outlet 7 are communicated with the impurity box 14; specifically, the first impurity outlet 5 and the second impurity outlet 7 are respectively connected with the impurity box 14 through pipelines, when a plurality of screens 6 are arranged in the screening cavity 2, for example, when two layers of screens 6 are arranged in the screening cavity 2, the screening cavity 2 is divided into three spaces by the two layers of screens 6, the first space, the second space and the third space are sequentially formed in the vertical direction, the first space and the third space are respectively connected with the corresponding second impurity outlet 7, the second space is connected with the grain outlet 4 of the screening cavity 2, the second impurity outlet 7 corresponding to the first space is connected with the impurity box 14 through the second pipeline 17, the grain outlet 4 of the screening cavity 2 is connected with the inlet 3 of the winnowing cavity 1 positioned below through the first pipeline 16, and the second impurity outlet 7 corresponding to the third space is connected with the impurity box 14 through the third pipeline 18.
In some examples, the impurity remover further comprises a grain collection box 15, the grain collection box 15 is located below the impurity removal cavity, and the grain outlet 4 of the impurity removal cavity located at the lowest position is communicated with the grain collection box 15.
In the description of the present invention, it should be understood that the terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the invention.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," 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, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (3)
1. A trash remover, comprising: the device comprises a plurality of impurity removing cavities, wherein the impurity removing cavities are respectively provided with an inlet (3) and a grain outlet (4), and the impurity removing cavities are sequentially communicated vertically, and the inlet (3) of the impurity removing cavity positioned below is communicated with the grain outlet (4) of the impurity removing cavity positioned above;
wherein the impurity removing cavities at least comprise two winnowing cavities (1) and a screening cavity (2);
the air separation device is characterized in that a first impurity outlet (5) is further arranged below the air separation cavity (1), in the horizontal direction, a grain outlet (4) of the air separation cavity (1) is located between an inlet (3) of the air separation cavity (1) and the first impurity outlet (5), an air blowing mechanism (8) is arranged in the air separation cavity (1), in the horizontal direction, the air blowing mechanism (8) is located at one side, away from the grain outlet (4) of the air separation cavity (1), of the inlet (3) of the air separation cavity (1), and the air blowing mechanism (8) blows air from the inlet (3) of the air separation cavity (1) to the direction close to the grain outlet (4) of the air separation cavity (1);
a screen (6) is arranged in the screening cavity (2), and a plurality of second impurity outlets (7) are also arranged below the screening cavity (2); the wind speed output by the air separation cavity (1) positioned above is greater than the wind speed output by the air separation cavity (1) positioned below; still include unloader, unloader with import (3) of selection by winnowing chamber (1) link to each other, unloader includes: the feeding plate (9) and the baffle plate (10) are arranged at an included angle, the feeding plate (9) and the baffle plate (10) extend from top to bottom in directions close to each other, the lower end of the feeding plate (9) and the lower end of the baffle plate (10) are spaced apart, a feeding groove (11) extending along the feeding direction is formed in the feeding plate (9), the feeding plate further comprises a motor (12) and a cam (13), the cam (13) is connected with an output shaft of the motor (12), and the cam (13) is stopped against the lower surface of the feeding plate (9); the feeding grooves (11) are formed in a plurality, the feeding grooves (11) are arranged at intervals, the blanking device further comprises a shell, the feeding plate (9) is fixedly connected with the shell, the baffle plate (10) is pivotally connected with the shell, so that the distance between the lower end of the baffle plate (10) and the lower end of the feeding plate (9) is adjustable, two screens (6) are arranged at intervals vertically, the two screens (6) divide the screening cavity (2) into three spaces, namely a first space, a second space and a third space in sequence vertically, the first space and the third space are respectively connected with the corresponding second impurity outlet (7), and the second space is connected with the grain outlet (4) of the screening cavity (2); the bottom wall of the winnowing cavity (1) located at two sides of the grain outlet (4) of the winnowing cavity (1) gradually inclines downwards towards the direction close to the grain outlet (4) of the winnowing cavity (1) so as to form a discharging groove with gradually reduced sectional area from top to bottom, and the grain outlet (4) of the winnowing cavity (1) is located at the bottom of the discharging groove.
2. The machine according to claim 1, characterized in that the screening chamber (2) is located between two of the air separation chambers (1).
3. The impurity remover according to claim 1, further comprising an impurity box (14), wherein the impurity box (14) is located below the impurity removing cavity, and wherein the impurity box (14) is in communication with both below the first impurity outlet (5) and below the second impurity outlet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124619.4A CN115415166B (en) | 2022-09-15 | 2022-09-15 | Impurity removing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124619.4A CN115415166B (en) | 2022-09-15 | 2022-09-15 | Impurity removing machine |
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| CN115415166B true CN115415166B (en) | 2024-03-26 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4319990A (en) * | 1979-01-19 | 1982-03-16 | Gebrueder Buehler Ag | Apparatus for the dry cleaning of grain |
| CN102728556A (en) * | 2012-06-28 | 2012-10-17 | 浙江大学 | Stem and leaf separating machine for mechanically picked fresh leaves |
| CN103144943A (en) * | 2013-03-04 | 2013-06-12 | 长江大学 | Novel feeding equipment for oil pipe cleaning production line |
| CN108405333A (en) * | 2018-05-14 | 2018-08-17 | 湖州大山丰蜂产品有限公司 | A kind of Bee Pollen exclusion device |
| CN213316221U (en) * | 2020-09-29 | 2021-06-01 | 石家庄市农林科学研究院 | Wheat impurity screening plant |
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- 2022-09-15 CN CN202211124619.4A patent/CN115415166B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4319990A (en) * | 1979-01-19 | 1982-03-16 | Gebrueder Buehler Ag | Apparatus for the dry cleaning of grain |
| CN102728556A (en) * | 2012-06-28 | 2012-10-17 | 浙江大学 | Stem and leaf separating machine for mechanically picked fresh leaves |
| CN103144943A (en) * | 2013-03-04 | 2013-06-12 | 长江大学 | Novel feeding equipment for oil pipe cleaning production line |
| CN108405333A (en) * | 2018-05-14 | 2018-08-17 | 湖州大山丰蜂产品有限公司 | A kind of Bee Pollen exclusion device |
| CN213316221U (en) * | 2020-09-29 | 2021-06-01 | 石家庄市农林科学研究院 | Wheat impurity screening plant |
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| CN115415166A (en) | 2022-12-02 |
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