CN107377392B - Air duct of winnowing machine and winnowing machine - Google Patents
Air duct of winnowing machine and winnowing machine Download PDFInfo
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- CN107377392B CN107377392B CN201710799085.8A CN201710799085A CN107377392B CN 107377392 B CN107377392 B CN 107377392B CN 201710799085 A CN201710799085 A CN 201710799085A CN 107377392 B CN107377392 B CN 107377392B
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- air
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- cavity
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- 239000000463 material Substances 0.000 claims abstract description 73
- 238000011144 upstream manufacturing Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000009827 uniform distribution Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XNMARPWJSQWVGC-UHFFFAOYSA-N 2-[3-[11-[[5-(dimethylamino)naphthalen-1-yl]sulfonylamino]undecanoylamino]propoxy]-4-[(5,5,8,8-tetramethyl-6,7-dihydronaphthalene-2-carbonyl)amino]benzoic acid Chemical compound CC1(C)CCC(C)(C)C=2C1=CC(C(=O)NC=1C=C(C(=CC=1)C(O)=O)OCCCNC(=O)CCCCCCCCCCNS(=O)(=O)C1=C3C=CC=C(C3=CC=C1)N(C)C)=CC=2 XNMARPWJSQWVGC-UHFFFAOYSA-N 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011365 complex material Substances 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000020238 sunflower seed Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
-
- 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
- B07B11/02—Arrangement of air or material conditioning accessories
-
- 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
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention belongs to the field of sorting equipment, and particularly relates to an air duct of a winnowing machine and the winnowing machine, which comprise an outer cavity, wherein an air inlet duct is connected to the outer cavity, the air inlet duct is vertically arranged, the upper end of the air inlet duct is smoothly communicated with the edge of the outer cavity along the upper contour of the outer cavity to form a first volute, a baffle plate vertical to an end plate is arranged in the outer cavity, and an inner cavity is partitioned by the baffle plate in the outer cavity; a channel is arranged between the inner cavity and the outer cavity to communicate the inner cavity and the outer cavity, and the channel is communicated with the edge of the inner cavity along the outline of the inner cavity in a smooth way to form a second volute part; an air outlet is formed in a region, corresponding to the inner cavity, of one end plate, and the air outlet is connected with the fan through a pipeline; according to the invention, each air separation unit is provided with an independent fan for supplying air, so that the wind power of each air separation unit can be set according to the actual weight condition of the materials, the materials are separated step by step, the separation effect of the air separation machine is effectively improved, and the material is guided by the streamline cavity body to ensure smooth material circulation.
Description
Technical Field
The invention belongs to the field of sorting equipment, and particularly relates to an air duct of an air separator and the air separator.
Background
The winnowing machine is a device for removing impurities by wind power by utilizing the difference of suspension speeds between materials and impurities. The air separation aims at removing light impurities and dust, and simultaneously can remove part of heavy impurities such as stones and clods, and the method is commonly used for cleaning oil materials such as cotton seeds, sunflower seeds and the like and removing dust and foreign matters in industries such as grains, tobacco and the like. However, the winnowing machine in the prior art has single structure and function and cannot be suitable for sorting various complex mixed materials. In addition, most of the winnowing machines in the prior art have a corner structure, so that the material circulation is unsmooth and the material is easy to clamp and plug.
Disclosure of Invention
The invention aims to provide an air duct of a winnowing machine and the winnowing machine, which can be suitable for sorting multi-component complex materials and enable the materials to flow smoothly.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the air duct of the winnowing machine comprises an outer cavity formed by enclosing a streamline peripheral wall and end plates at two ends of the peripheral wall, wherein an air inlet duct is connected to the outer cavity, the air inlet duct is vertically arranged, the upper end of the air inlet duct is smoothly communicated with the edge of the outer cavity along the upper outline of the outer cavity to form a first volute part, a feed inlet is arranged on the side wall of the air inlet duct, and the lower end of the air inlet duct is communicated with the atmosphere and forms a first heavy material outlet; the inner part of the outer cavity is provided with a baffle plate perpendicular to the end plate, and the inner part of the outer cavity is divided into an inner cavity by the baffle plate; a channel is arranged between the inner cavity and the outer cavity to communicate the inner cavity and the outer cavity, the channel is positioned at one side of the inner cavity far away from the air inlet channel, one end, which is communicated with the outer cavity, of the channel, namely the outer end is downwards arranged, and the channel is communicated with the edge of the inner cavity along the outline of the inner cavity in a smooth way to form a second volute part; an air outlet is formed in a region, corresponding to the inner cavity, of one end plate, and is connected with the fan through a pipeline, and an air outlet of the fan forms a light material outlet; the bottom of the outer cavity is also provided with a second heavy material outlet; a baffle plate is arranged between the outer end of the channel and the second heavy material outlet, and the baffle plate is obliquely and downwardly suspended from the inner wall of the outer cavity close to one side of the air inlet channel.
Preferably, a common wall is arranged between the air inlet duct and the outer cavity, and the baffle plate is arranged on the common wall.
Preferably, a common wall is arranged between the inner cavity and the outer cavity, and the common wall is a part of a streamline peripheral wall of one side of the outer cavity, which is close to the air inlet channel.
Preferably, an impeller feeder is arranged at the second heavy material outlet.
The invention also provides a winnowing machine, which comprises at least two air channels, wherein each air channel is sequentially arranged, the second heavy material outlet of the upstream air channel is communicated with the feed inlet of the downstream air channel, the feed inlet of the most upstream air channel forms the feed end of the whole sorting machine, and the second heavy material outlet of the most downstream air channel, the first heavy material outlet and the light material outlet of each air channel form the material discharge ends of all stages of the winnowing machine.
Preferably, the feeding end is provided with a feeding vibration conveyor and a uniform material distribution vibration conveyor, wherein a discharge hole of a vibration groove of the feeding vibration conveyor protrudes into a feeding hole of the most upstream air duct; the even cloth vibrating conveyor is located feeding conveyor top for evenly lay the material in the vibration groove of feeding vibrating conveyor, see along vertical direction, even cloth vibrating conveyor and feeding vibrating conveyor mutually perpendicular or become the contained angle setting, and even cloth vibrating conveyor's vibration groove discharge end sets up for the length direction slope of this vibration groove.
Preferably, the vibration conveying groove is adopted between the second-stage heavy material outlet of the upstream air channel and the feeding hole of the downstream air channel for transition, and is positioned right below the second-stage heavy material outlet of the upstream air channel, and the discharging end of the vibration conveying groove protrudes into the feeding hole of the downstream air channel.
Preferably, the air duct and the feeding hole are further provided with a feeding hole opening adjusting mechanism, the feeding hole opening adjusting mechanism comprises a flashboard, the flashboard is attached to the feeding hole and the wall where the feeding hole is positioned, and the flashboard is arranged in a reciprocating manner along the height direction of the feeding hole, so that at least part of the feeding hole can be covered by the flashboard, and the size of the covered area can be adjusted along with the reciprocating motion of the flashboard; and a driving mechanism for driving the shutter to reciprocate and capable of holding the shutter at an arbitrary position in the reciprocating stroke.
Preferably, the driving mechanism comprises a connecting rod, a swinging rod, a handle and a rotating shaft, the rotating shaft is rotatably arranged on the outer side of the machine wall, the axis of the rotating shaft is parallel to the length direction of the feeding hole, the swinging rod and the handle are synchronously rotatably connected with the rotating shaft, the swinging rod and the handle are arranged along the radial protruding extension of the rotating shaft, one end of the connecting rod is hinged to the protruding extension end of the swinging rod, the other end of the connecting rod is hinged to the flashboard, and the two hinging shafts are parallel to the rotating shaft.
Preferably, the machine wall outside is fixed and is provided with two mount pads, set up the through-hole that supplies the pivot to pass and be on a parallel with the expansion joint that this through-hole axis set up on the mount pad, the expansion joint link up the pore wall of through-hole and one of them lateral wall of mount pad, still set up a bolt hole on the mount pad, the bolt hole runs through the expansion joint setting along the direction of perpendicular to expansion joint, and the bolt hole of one of them side of expansion joint is the screw hole, and the bolt hole of opposite side is the unthreaded hole, the bolt penetrates in the bolt hole and with screw hole threaded connection from unthreaded hole one side, can adjust the opening degree of expansion joint through adjusting the elasticity of bolt, and then adjusts the tight fit degree between through-hole and the pivot.
The invention has the technical effects that: according to the invention, a plurality of winnowing units are connected in series to carry out multistage sorting on the materials with complex components, and each winnowing unit is provided with an independent fan for supplying air, so that the wind power of each winnowing unit can be set according to the actual weight condition of the materials, the materials are separated step by step, the sorting effect of the winnowing machine is effectively improved, meanwhile, the winnowing machine disclosed by the invention can adapt to sorting of more materials, and the application range of the winnowing machine is improved; the invention guides the material by using the streamline cavity body, thereby ensuring smooth material circulation.
Drawings
FIG. 1 is a schematic diagram of a winnowing machine according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of airflow and material flow direction of a winnowing machine according to an embodiment of the present invention, wherein the direction indicated by the short arrow in the diagram is the airflow direction, and small circles with different sizes in the diagram represent materials with different weight levels;
FIG. 3 is a front view of a winnowing machine according to an embodiment of the present invention;
FIG. 4 is a top view of a feed end vibratory conveyor assembly provided by an embodiment of the invention;
fig. 5 is a schematic diagram of a feed end opening degree adjustment mechanism provided by an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and 2, an air duct of a winnowing machine comprises an outer cavity 10 formed by enclosing a streamline peripheral wall and end plates at two ends of the peripheral wall, wherein an air inlet duct 11 is connected to the outer cavity 10, the air inlet duct 11 is vertically arranged, the upper end of the air inlet duct 11 is smoothly communicated with the edge of the outer cavity 10 along the upper outline of the outer cavity 10 to form a first volute part, a feed inlet 111 is arranged on the side wall of the air inlet duct 11, and the lower end of the air inlet duct 11 is communicated with the atmosphere and forms a first heavy material outlet 112; a partition plate 13 perpendicular to the end plate is arranged in the outer cavity 10, and an inner cavity 12 is divided by the partition plate 13 in the outer cavity 10; a channel 121 is arranged between the inner cavity 12 and the outer cavity 10 for communicating the inner cavity 12 and the outer cavity 10, the channel 121 is positioned at one side of the inner cavity 12 far away from the air inlet channel 11, one end, namely the outer end, of the channel 121 communicated with the outer cavity 10 is arranged downwards, and the channel 121 is communicated with the edge of the inner cavity 12 along the outline of the inner cavity 12 in a smooth way to form a second volute part; an air outlet 122 is formed in a region corresponding to the inner cavity 12 on one end plate, the air outlet 122 is connected with the fan 18 through a pipeline, and an air outlet of the fan 18 forms a light material outlet; the bottom of the outer cavity 10 is also provided with a second heavy material outlet 14; a baffle 15 is arranged between the outer end of the channel 121 and the second heavy material outlet 14, and is obliquely and downwardly suspended from the inner wall of the outer cavity 10 near the air inlet duct 11. According to the invention, a plurality of winnowing units are connected in series to carry out multistage sorting on the materials with complex components, and each winnowing unit is provided with an independent fan for supplying air, so that the wind power of each winnowing unit can be set according to the actual weight condition of the materials, the materials are separated step by step, the sorting effect of the winnowing machine is effectively improved, meanwhile, the winnowing machine disclosed by the invention can adapt to sorting of more materials, and the application range of the winnowing machine is improved; the invention guides the material by using the streamline cavity body, thereby ensuring smooth material circulation.
Preferably, a common wall is provided between the air inlet duct 11 and the outer chamber 10, and the dam 15 is mounted on the common wall. The inner chamber 12 and the outer chamber 10 have a common wall therebetween, which is a part of a streamlined peripheral wall of the outer chamber 10 on the side close to the air inlet duct 11.
Preferably, the second heavy material outlet 14 is provided with an impeller feeder 141. The impeller feeder 141 can ensure that the material falls normally while keeping the second heavy material outlet 14 airtight, avoid air intake from the place, and ensure the suction force of the upstream air duct.
Example 2
As shown in fig. 1-5, a fanning machine includes at least two air channels described in embodiment 1, each air channel is sequentially arranged, the second heavy material outlet 14 of the upstream air channel is communicated with the feed inlet 111 of the downstream channel 121, the feed inlet 111 of the most upstream air channel forms the feed end of the whole fanning machine, and the second heavy material outlet 14 of the most downstream air channel forms the discharge ends of all stages of materials of the fanning machine with the first heavy material outlet 112 and the light material outlet of each air channel.
Preferably, the feeding end is provided with a feeding vibration conveyor 30 and a uniform material distribution vibration conveyor 40, wherein a discharge hole of a vibration groove of the feeding vibration conveyor 30 protrudes into a feeding hole 111 of the most upstream air duct 10; the uniform distribution vibrating conveyor 40 is located above the feeding vibrating conveyor and is used for uniformly paving materials in the vibrating groove of the feeding vibrating conveyor 30, the uniform distribution vibrating conveyor 40 and the feeding vibrating conveyor 30 are perpendicular to each other or form an included angle in the vertical direction, and the discharging end 41 of the vibrating groove of the uniform distribution vibrating conveyor 40 is obliquely arranged relative to the length direction of the vibrating groove. The discharge end of the uniform distribution vibrating conveyor 40 is arranged in a bevel shape, so that the material outlet path is lengthened, and under the condition of the same feeding speed, the equal amount of materials can be thrown on a longer path, thereby improving the uniformity of the materials.
Preferably, the transition between the second-stage heavy material outlet 14 of the upstream air duct 10 and the feed inlet 111 of the downstream air duct 10 is performed by using a vibration conveying groove 16, the vibration conveying groove 16 is located directly below the second-stage heavy material outlet 14 of the upstream air duct 10, and the discharge end of the vibration conveying groove 16 protrudes into the feed inlet 111 of the downstream air duct 10. The vibratory feed channel 16 ensures uniform entry of material into the downstream tunnel 10.
Further, the feed inlet 111 of the air duct 10 is further provided with a feed inlet opening adjusting mechanism 17, the feed inlet opening adjusting mechanism 17 comprises a gate plate 20, the gate plate 20 is attached to a wall where the feed inlet 111 is located, the gate plate 20 is reciprocally disposed along the height direction of the feed inlet 111, at least part of the feed inlet 111 can be covered by the gate plate 20, and the size of the coverage area can be adjusted along with the reciprocal movement of the gate plate 20; a driving mechanism for driving the shutter 20 to reciprocate and capable of holding the shutter 20 at an arbitrary position in the reciprocating stroke is also included. The opening of the feeding hole 111 is adjusted through the flashboard 20, so that the sorting machine can be suitable for sorting materials with different particle sizes.
Preferably, the driving mechanism includes a connecting rod 23, a swing rod 22, a handle 24 and a rotating shaft 25, the rotating shaft 25 is rotatably disposed at the outer side of the machine wall, the axis of the rotating shaft 25 is parallel to the length direction of the feeding port 111, the swing rod 22 and the handle 24 are synchronously rotatably connected with the rotating shaft 25, the swing rod 22 and the handle 24 are all arranged along the radial protrusion of the rotating shaft 25, one end of the connecting rod 23 is hinged to the protruding end of the swing rod 22, the other end of the connecting rod is hinged to the flashboard 20, and the two hinged shafts are parallel to the rotating shaft 25.
Preferably, two mounting seats 25 are fixedly arranged on the outer side of the machine wall, a through hole 251 for the rotating shaft 25 to pass through and an expansion joint 252 parallel to the axis of the through hole 251 are formed in the mounting seats 25, the hole wall of the through hole 251 is communicated with one side wall of the mounting seats 25 by the expansion joint 252, a bolt hole 253 is further formed in the mounting seats 25, the bolt hole 253 penetrates through the expansion joint 252 along the direction perpendicular to the expansion joint 252, the bolt hole 253 on one side of the expansion joint 252 is a threaded hole, the bolt hole 253 on the other side is a unthreaded hole, a bolt 26 penetrates into the bolt 26 hole 253 from one side of the unthreaded hole and is in threaded connection with the threaded hole, and the opening and closing degree of the expansion joint 252 can be adjusted through the tightness of the adjusting bolt 26, so that the tight fit degree between the through hole 251 and the rotating shaft 25 is adjusted. When the flashboard 20 is adjusted, the bolts 26 can be loosened so as to rotate the handle 24, and the bolts 26 can be tightened after the bolts are adjusted in place, so that the flashboard 20 is prevented from moving due to vibration in the running process of equipment.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The utility model provides a selection by winnowing machine wind channel which characterized in that: the device comprises an outer cavity (10) formed by enclosing a streamline peripheral wall and end plates at two ends of the peripheral wall, wherein an air inlet channel (11) is connected to the outer cavity (10), the air inlet channel (11) is vertically arranged, the upper end of the air inlet channel (11) is smoothly communicated with the edge of the outer cavity (10) along the upper outline of the outer cavity (10) to form a first volute part, a feed inlet (111) is arranged on the side wall of the air inlet channel (11), and the lower end of the air inlet channel (11) is communicated with the atmosphere and forms a first heavy material outlet (112); a partition plate (13) perpendicular to the end plate is arranged in the outer cavity (10), and an inner cavity (12) is divided by the partition plate (13) in the outer cavity (10); a channel (121) is arranged between the inner cavity (12) and the outer cavity (10) for communicating the inner cavity (12) and the outer cavity (10), the channel (121) is positioned at one side of the inner cavity (12) far away from the air inlet channel (11), one end, namely the outer end, of the channel (121) communicated with the outer cavity (10) is arranged downwards, and the channel (121) is communicated with the edge of the inner cavity (12) in a sliding way along the outline of the inner cavity (12) to form a second volute; an air outlet (122) is formed in a region, corresponding to the inner cavity (12), of one end plate, the air outlet (122) is connected with the fan (18) through a pipeline, and an air outlet of the fan (18) forms a light material outlet; the bottom of the outer cavity (10) is also provided with a second heavy material outlet (14); a striker plate (15) is arranged between the outer end of the channel (121) and the second heavy material outlet (14), the striker plate is obliquely and downwardly suspended from the inner wall of the outer cavity (10) close to one side of the air inlet channel (11), a shared wall is arranged between the air inlet channel (11) and the outer cavity (10), the striker plate (15) is arranged on the shared wall, a shared wall is arranged between the inner cavity (12) and the outer cavity (10), and the shared wall is a part of a streamline peripheral wall of the outer cavity (10) close to one side of the air inlet channel (11).
2. The air separator duct of claim 1, wherein: an impeller feeder (141) is arranged at the second heavy material outlet (14).
3. A winnowing machine, characterized in that: comprising at least two air channels according to any one of claims 1-2, wherein each air channel is arranged in sequence, the second heavy material outlet (14) of the upstream air channel is communicated with the feed inlet (111) of the downstream channel (121), the feed inlet (111) of the most upstream air channel forms the feed end of the whole separator, and the second heavy material outlet (14) of the most downstream air channel forms the discharge ends of all stages of materials of the winnowing machine together with the first heavy material outlet (112) and the light material outlet of each air channel.
4. A winnowing machine as claimed in claim 3, wherein: the feeding end is provided with a feeding vibration conveyor (30) and a uniform material distribution vibration conveyor (40), wherein a discharge hole of a vibration groove of the feeding vibration conveyor (30) protrudes into a feeding hole (111) of the most upstream air duct (10); the uniform distribution vibrating conveyor (40) is located above the feeding vibrating conveyor and is used for uniformly paving materials in the vibrating groove of the feeding vibrating conveyor (30), the uniform distribution vibrating conveyor (40) and the feeding vibrating conveyor (30) are perpendicular to each other or form an included angle in the vertical direction, and the discharging end (41) of the vibrating groove of the uniform distribution vibrating conveyor (40) is obliquely arranged relative to the length direction of the vibrating groove.
5. A winnowing machine as claimed in claim 3, wherein: the second heavy material outlet (14) of the upstream air channel and the feeding port (111) of the downstream air channel are excessively connected by adopting a vibration conveying groove (16), the vibration conveying groove (16) is positioned right below the second heavy material outlet (14) of the upstream air channel, and the discharging end of the vibration conveying groove (16) protrudes into the feeding port (111) of the downstream air channel.
6. A winnowing machine as claimed in claim 3, wherein: a feed inlet opening adjusting mechanism (17) is further arranged on a feed inlet (111) of the air duct (10), the feed inlet opening adjusting mechanism (17) comprises a gate plate (20), the gate plate (20) is attached to a wall where the feed inlet (111) is located, the gate plate (20) is arranged in a reciprocating mode along the height direction of the feed inlet (111), at least part of the feed inlet (111) can be covered by the gate plate (20), and the size of the covered area can be adjusted along with the reciprocating motion of the gate plate (20); and a driving mechanism for driving the shutter (20) to reciprocate and capable of holding the shutter (20) at an arbitrary position in the reciprocating stroke.
7. The air separator according to claim 6 wherein: the driving mechanism comprises a connecting rod (23), a swinging rod (22), a handle (24) and a rotating shaft (25), wherein the rotating shaft (25) is rotatably arranged on the outer side of the machine wall, the axis of the rotating shaft (25) is parallel to the length direction of the feeding hole (111), the swinging rod (22) and the handle (24) are synchronously rotatably connected with the rotating shaft (25), the swinging rod (22) and the handle (24) are radially convexly arranged along the rotating shaft (25), one end of the connecting rod (23) is hinged to a convexly extending end of the swinging rod (22), the other end of the connecting rod is hinged to the flashboard (20), and two hinging shafts are parallel to the rotating shaft (25).
8. The air separator according to claim 7 wherein: the machine wall outside is fixed and is provided with two mount pads (21), set up through-hole (251) that supplies pivot (25) to pass and be on a parallel with the expansion joint (252) that this through-hole (251) axis set up on mount pad (21), expansion joint (252) link up the pore wall of through-hole (251) and one of them lateral wall of mount pad (21), still set up a bolt hole (253) on mount pad (21), bolt hole (253) run through expansion joint (252) along the direction of perpendicular to expansion joint (252) and set up, and expansion joint (252) wherein bolt hole (253) of one side be the screw hole, bolt hole (253) of opposite side be the unthreaded hole, bolt (26) are from unthreaded hole one side to penetrate in bolt (26) hole (253) and with screw hole threaded connection, can adjust the degree of opening and shutting of expansion joint (252) through adjusting the elasticity of bolt (26), and then adjust the tight fit between through-hole (251) and pivot (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799085.8A CN107377392B (en) | 2017-09-07 | 2017-09-07 | Air duct of winnowing machine and winnowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799085.8A CN107377392B (en) | 2017-09-07 | 2017-09-07 | Air duct of winnowing machine and winnowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107377392A CN107377392A (en) | 2017-11-24 |
| CN107377392B true CN107377392B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710799085.8A Active CN107377392B (en) | 2017-09-07 | 2017-09-07 | Air duct of winnowing machine and winnowing machine |
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| CN (1) | CN107377392B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031653A (en) * | 2017-12-19 | 2018-05-15 | 吉林市松花湖实业有限公司 | The novel distributor and its application method of a kind of cycle winnowing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1263264A (en) * | 1968-03-06 | 1972-02-09 | Coop Wholesale | Improvements in or relating to winnowing machines |
| CN106345691A (en) * | 2016-11-18 | 2017-01-25 | 郑雨童 | Garbage classification air separation machine |
| CN207839413U (en) * | 2017-09-07 | 2018-09-11 | 安徽亿恒智选光电有限公司 | A kind of winnowing machine air duct and winnowing machine |
-
2017
- 2017-09-07 CN CN201710799085.8A patent/CN107377392B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1263264A (en) * | 1968-03-06 | 1972-02-09 | Coop Wholesale | Improvements in or relating to winnowing machines |
| CN106345691A (en) * | 2016-11-18 | 2017-01-25 | 郑雨童 | Garbage classification air separation machine |
| CN207839413U (en) * | 2017-09-07 | 2018-09-11 | 安徽亿恒智选光电有限公司 | A kind of winnowing machine air duct and winnowing machine |
Non-Patent Citations (1)
| Title |
|---|
| 李金亮 ; 吕传毅 ; 杨先海 ; .风选通道分析及优化设计.机械设计与制造.2009,(第02期),14-16. * |
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| CN107377392A (en) | 2017-11-24 |
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