CN112387575A - Environment-friendly cereal cleaning device - Google Patents
Environment-friendly cereal cleaning device Download PDFInfo
- Publication number
- CN112387575A CN112387575A CN202011333896.7A CN202011333896A CN112387575A CN 112387575 A CN112387575 A CN 112387575A CN 202011333896 A CN202011333896 A CN 202011333896A CN 112387575 A CN112387575 A CN 112387575A
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- China
- Prior art keywords
- box
- plate
- discharging
- dust
- screening
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
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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
- 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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for 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
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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
- 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
- B07B4/00—Separating solids from solids by subjecting their mixture to 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
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
Abstract
The invention provides an environment-friendly grain cleaning device, which comprises a rack, and a feeding screening device, a vibrating box, a dust remover and a dust removing box which are combined and installed on the rack, wherein travelling wheels are installed at the lower end of the rack to move; the device has simplified work flow through the interact of anterior screening case and rear portion wind selection case, has improved the efficiency of grain screening, carries out the selection by winnowing of multichannel process when drum sieve case filters, has effectively got rid of impurity and dust, improves the quality of grain screening.
Description
Technical Field
The invention relates to the technical field of grain screening equipment, in particular to an environment-friendly grain cleaning device.
Background
At present, in agriculture, more grains are harvested by adopting a harvester, the harvester is simpler and easier to screen the grains, and the harvested grains are mixed with straws, soil, dust, chaffs, stones, gravel and the like. In the production process of grains, soil, gravels, chaffs and the like with different sizes in the grains need to be screened, so that impurities in the grains are reduced.
At present, when grains are screened, different screening devices are often needed to carry out coarse screening, fine screening and winnowing on the grains, the whole production line has a large number of devices, the screening workload is large, the efficiency is low, and the screening effect is poor.
Disclosure of Invention
The invention provides an environment-friendly grain cleaning device to solve the problems in the background art.
The technical problem solved by the invention is realized by adopting the following technical scheme: an environment-friendly grain cleaning device comprises a rack, and a feeding screening device, a vibrating box, a dust remover and a dust removing box which are combined and mounted on the rack, wherein travelling wheels are mounted at the lower end of the rack to move;
the feeding screening device comprises a front screening box and a rear winnowing box acting on the front screening box, the rear winnowing box carries out air suction on a corresponding area of the front screening box, the front screening box and the rear winnowing box are arranged at corresponding positions of the rack, and one side of the rear winnowing box is arranged at the back end of the front screening box; the front screening box comprises a cylindrical screening box and a quantity control sorting mechanism arranged at the lower end of the cylindrical screening box, the cylindrical screening box comprises a roller screening assembly rotatably arranged on the rack and a driving mechanism for driving the roller screening assembly to rotate, the outer end of the cylindrical screening box is provided with a panel for sealing, the quantity control sorting mechanism also comprises a feed nozzle arranged on the panel and used for feeding materials into the roller screening assembly and an impurity discharging door arranged on one side of the roller screening assembly, which is far away from the feed nozzle, the quantity control sorting mechanism comprises a first channel plate and a second channel plate arranged at the lower end of the cylindrical screening box, a material discharging channel is arranged between the first channel plate and the second channel plate, the material discharging channel adjusts the material discharging speed through the quantity control mechanism, and one side of the material discharging channel is provided with an impurity discharging channel communicated with the rear screening box;
the rear portion winnowing box is provided with a through hole communicated with the impurity discharging channel, the upper end of the rear portion winnowing box is communicated with the cylindrical sieve box through an exhaust pipe, a heavy impurity collecting port, a vertical air channel arranged on one side of the heavy impurity collecting port and a dust discharging port arranged at the upper end of the vertical air channel are arranged in the rear portion winnowing box, the vertical air channel acts on the discharging box body to suck dust in the discharging box body again, and the dust discharging port is connected with the dust remover through an air pipe.
The invention adopts the following further scheme: the rotary screening device comprises a cylindrical screen box, a frame, a feeding end plate, a discharging end plate, a driven chain wheel, a driving mechanism, a spiral blade, a cylindrical screen box and a cylindrical screen box, wherein the frame in the cylindrical screen box is provided with a plurality of groups of nylon wheels and positioning wheels corresponding to the rotary screening component and used for rotatably connecting the rotary screening component, the rotary screening component comprises a screen cylinder for screening materials, a feeding end plate and a discharging end plate, the feeding end plate is arranged on one side, close to a feeding nozzle, of the screen cylinder, and the discharging end plate is arranged on one side, close to an impurity outlet door, of the screen cylinder; the drive mechanism includes driving motor and drive speed reducer be connected with the driving motor transmission, be used for driving motor and drive speed reducer installation motor fixed plate, the drive shaft of being connected with the drive speed reducer transmission and install the drive sprocket in the drive shaft outer end, the fixed plate passes through bolt fixed mounting in the relevant position of frame, the drive shaft runs through the corresponding hole of motor fixed plate and is connected with the drive sprocket transmission, and the drive sprocket setting is under the sprocket from, the drive sprocket passes through the chain and is connected from the sprocket drive to drive the round screen subassembly and rotate on the nylon wheel.
The invention adopts the following further scheme: the feeding nozzle comprises an external feeding port connected with an external conveying pipe, a guide cylinder integrally connected with the feeding port and a guide plate arranged on the guide cylinder, an assembling plate is sleeved at the outer end of the guide cylinder and fixedly welded with the guide cylinder, the feeding nozzle is fixedly installed on a panel of the rack through the assembling plate, and the guide cylinder and the guide plate are inserted into corresponding holes of the panel and enter an inner cavity of the roller screen assembly for feeding; the guide plate is a U-shaped bent plate, and a plurality of leakage holes are formed in the front end of the guide plate; the impurity discharging door comprises a door plate frame and an impurity discharging cavity opening integrally connected with the door plate frame, the door plate frame is used for sealing the side face of the rack, the impurity discharging cavity opening is arranged at one end of the door plate frame, an inner side plate of the impurity discharging cavity opening is of an arc-shaped structure and abuts against the lower end of the discharging end plate, and a discharging opening of the discharging end plate is arranged at the upper end of the impurity discharging cavity opening; the lower end of the impurity outlet cavity is externally connected with a lower guide pipe to facilitate the discharge of impurities.
The invention adopts the following further scheme: the nylon wheel correspondingly supports the arc-shaped surface of the roller screen assembly, the roller screen assembly is placed on the nylon wheel and is in rotating connection with the nylon wheel, the positioning wheel is installed on the rack and corresponds to the circular end surface of the roller screen assembly, and the positioning wheel respectively props against the corresponding positions of the outer ends of the feeding end plate and the discharging end plate; circular reinforcing ribs are arranged on the screen cylinder, the feeding end plate and the discharging end plate, the reinforcing ribs on the feeding end plate and the discharging end plate are matched with the reinforcing ribs on the screen cylinder to form a rolling slideway, and the nylon wheel is abutted against the rolling slideway and is in rotating connection with the rolling slideway; the nylon wheel is installed at the corresponding position of the front end and the rear end of the frame through a nylon wheel seat, the positioning wheel is installed at the corresponding position of the side end of the frame through a positioning roller wheel seat, and the nylon wheel and the positioning wheel are of parallel symmetrical arrangement structures.
The invention adopts the following further scheme: the quantity-control sorting mechanism comprises a quantity-control adjusting plate positioned at the lower end of the first channel plate, a grain dripping main plate positioned at the lower end of the quantity-control adjusting plate, a baffle plate positioned at the front end of the grain dripping main plate and a knurling shaft for accelerating blanking, wherein the quantity-control adjusting plate is rotatably adjusted through an adjusting assembly, the knurling shaft is positioned at the blanking channel, the outer end of the knurling shaft is in transmission connection with a knurling speed reducer, and the knurling speed reducer is in transmission connection with a knurling motor; the adjusting assembly comprises a control quantity shaft, grain flowing connecting plates and hooks, the control quantity shaft is rotatably arranged, the grain flowing connecting plates are arranged on two sides of the grain flowing main plate, the hooks are arranged on the grain flowing connecting plates, the control quantity shaft and the control quantity adjusting plate are fixedly arranged, the control quantity shaft is rotatably arranged on the hooks, and a balance weight fixing rod is arranged on one side, away from the control quantity adjusting plate, of the control quantity shaft so as to keep the position of the control quantity adjusting plate.
The invention adopts the following further scheme: the rear winnowing box is provided with a trash discharging partition plate and a trash discharging baffle plate arranged on one side of the trash discharging partition plate, the trash discharging partition plate is matched with the wall of the box body to form a channel to be connected with the trash discharging channel, the upper end of the trash discharging baffle plate is provided with a spoiler, one side of the trash discharging baffle plate, far away from the trash discharging partition plate, is provided with a heavy trash collecting port, one side of the heavy trash collecting port, far away from the trash discharging baffle plate, is provided with a vertical air channel, and one side, close to a dust discharging port, in the rear winnowing box is provided with a wind shield plate; heavy impurity is collected mouthful lower extreme and is equipped with heavy impurity and arranges the material pipe to push away material auger through on the heavy impurity row material pipe and carry heavy impurity bin outlet.
The invention adopts the following further scheme: the exhaust column is provided with a clamping valve for controlling air quantity, the clamping valve comprises a valve plate, a plate shaft, a clamping rod and a clamping plate, the valve plate is arranged on the inner side of the exhaust column through rotation of the plate shaft, the plate shaft is located on one side of the outer end of the exhaust column and fixedly connected with the clamping rod, the clamping plate is arranged at the corresponding position, corresponding to the clamping rod, of one side of the outer end of the exhaust column, the clamping plate is of an arc structure and is provided with pin holes, corresponding pin holes are formed in the clamping rod, and the clamping rod controls the corresponding angle of rotation of the valve plate and is fixed at the corresponding position.
The invention adopts the following further scheme: the vibration box is elastically connected with a corresponding mounting seat on the rack through a spring seat, a vibrating machine is mounted at the side end of the vibration box through a vibrating plate, the vibration box is obliquely arranged on the rack, one end of the vibration box is connected with the quantity control sorting mechanism through a feeding box, and the other end of the vibration box is connected with the discharging box body; the feeding box is correspondingly arranged at the lower end of the discharging channel of the quantity-controlled sorting mechanism, and a plurality of partition plates are distributed in the feeding box; a plurality of groups of sieve trays are distributed in the vibration box in parallel, and the sieve trays at the upper end of the vibration box are communicated with the feeding box to carry out multi-stage screening on the materials; the discharge box body is provided with a first-stage discharge hopper, a second-stage discharge hopper and a third-stage discharge hopper corresponding to the multi-stage sieve trays, and discharges materials respectively through corresponding discharge ports to perform multi-stage sieving on the screened materials; one side of the secondary discharging hopper is communicated with the vertical air duct so as to suck dust to the materials.
The invention adopts the following further scheme: the dust remover comprises a dust removing shell, a dust removing collecting hopper and a fan, wherein the dust removing collecting hopper is arranged at the lower end of the dust removing shell, the fan is arranged at the upper end of the dust removing shell, an air inlet is formed in one side of the dust removing shell, the air inlet is arranged along the tangential direction of the dust removing shell, an air outlet is formed in the upper end of the dust removing shell, a flange seat is arranged at the air outlet, the fan is fixedly arranged on the flange seat, and the fan is communicated with; the dust removal collecting hopper is of a round table-shaped hollow structure, the lower end of the dust removal collecting hopper is provided with a trash discharging port, the trash discharging port is communicated with the lower ash box, and a material pushing auger can be arranged in the lower ash box.
The invention adopts the following further scheme: the dust removal box comprises a middle box body, and an ash inlet box and an ash outlet box which are integrally installed on the middle box body, wherein an upper-layer sealing plate is arranged between the ash inlet box and the middle box body, a lower-layer sealing plate is arranged between the ash outlet box and the middle box body, a plurality of holes are correspondingly formed between the upper-layer sealing plate and the lower-layer sealing plate and used for installing dust filters, the ash inlet box is communicated with the ash outlet box through the dust filters, and gas is directly discharged into the middle box body through the dust filters; a connecting port with the fan is arranged on one side of the upper end of the ash inlet box, a split box door is arranged on one side, away from the fan, of the middle box body, the box door is rotatably arranged through a hinge, a door pressing rod for closing the box door is arranged on the middle box body, a plurality of air vents are distributed on the middle box body and the box door, and rain covers are arranged at the outer ends of the air vents; one side of the lower end of the ash discharging box is provided with an ash discharging opening, and the ash discharging opening is provided with an ash discharging sealing plate with a sealing effect.
Compared with the prior art, the invention has the beneficial effects that: the material among the device passes through the feed inlet mouth and drops into in the roller screen subassembly, the roller screen subassembly screens the back, miscellaneous material is discharged through going out miscellaneous door, the material through the roller screen subassembly screening drops into accuse volume sorting mechanism, the material drops into vibration screening through accuse volume sorting mechanism, rear portion winnowing box is to the roller screen subassembly with the dust that the material produced among the accuse volume sorting mechanism suction respectively, the dust part of siphoning away piles up and discharges at the heavy miscellaneous collection mouth in rear portion winnowing box, light dust enters into dust remover and dust removal incasement through the dust discharge port and carries out the dust removal of multichannel process, guarantee the effective collection of dust, avoid the direct loss of dust. The device has simplified work flow through the interact of anterior screening case and rear portion wind selection case, has improved the efficiency of grain screening, carries out the selection by winnowing of multichannel process when drum sieve case filters, has effectively got rid of impurity and dust, improves the quality of grain screening. The roller screen assembly in the front screening box is of a shaftless driving structure, so that the material feeding of the feeding nozzle and impurity discharging of the impurity discharging door are facilitated, and the screening efficiency of the material in the roller screen assembly is improved. The rear portion winnowing box sucks the dust to the drum sieve case through the exhaust column, utilizes the trash removal channel to carry out the secondary suction to the unloading passageway, effectively alleviates the dust impurity of material the inside. The rear winnowing box is provided with a heavy impurity collecting port and a dust discharging port to collect dust in batches. The roller screen assembly of the device is rotationally arranged in the frame through the nylon wheel and the positioning wheel, and the roller screen assembly is driven to rotate through the driving mechanism by utilizing the chain, so that shaftless driving is realized, and the situation that the feeding of materials and the discharge of sundries are blocked because the rotating shaft is arranged in the screen cylinder is avoided; the device passes through the feed nozzle and puts in the material in to the roller screen subassembly, and the feed nozzle is through equipment board fixed mounting on the panel, compares traditional material mechanism of throwing, and the feed nozzle structure among the device is simpler, and the material is put in and is difficult for blockking up, throws the material fast, and the debris of large granule directly drops when discharging and gets into out miscellaneous accent, can not pile up in the roller screen subassembly, and it is fast to arrange the miscellaneous. The roller screen assembly is internally provided with a helical blade, the helical blade is spirally installed on the inner wall of the screen drum, the material is conveniently pushed to move, the screen drum is fully utilized to filter the material, and large-particle objects are screened out.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of a rear view structure of the present invention;
FIG. 4 is a schematic view of the internal scratch structure of FIG. 1;
FIG. 5 is a schematic view of the mounting structure of the feed screening apparatus and vibratory box of the present invention;
FIG. 6 is a schematic view of the internal scraping structure of FIG. 5;
FIG. 7 is a schematic structural view of a feed screening apparatus of the present invention;
FIG. 8 is a schematic view of the front screen box of the present invention;
FIG. 9 is a schematic structural view of a controlled quantity sorting mechanism of the present invention;
FIG. 10 is a schematic view of the feed nozzle of the present invention;
FIG. 11 is a schematic view of the structure of the exhaust tube of the present invention;
FIG. 12 is a schematic view of the construction of a dust collector of the present invention;
FIG. 13 is a schematic view of the dust box of the present invention;
FIG. 14 is a schematic view of the internal scraping structure of FIG. 13;
the following are marked in the figure: 1. a frame; 2. a feed screening device; 3. a vibration box; 4. a dust remover; 5. a dust removal box; 6. a discharging box body; 11. a nylon wheel; 12. positioning wheels; 21. a front screening bin; 22. a rear air separation box; 23. a cylindrical sieve box; 24. a quantity-controlled sorting mechanism; 25. a feed nozzle; 26. a sundry outlet door; 27. an exhaust pipe; 31. a vibrator; 32. a feeding box; 33. a partition plate; 34. a sieve tray; 41. a fan; 42. discharging an ash box; 43. a flange; 44. a dust removal collecting hopper; 45. a dust removal housing; 51. a middle box body; 52. an ash inlet box; 53. discharging the ash box; 54. an upper layer closing plate; 55. a lower layer closing plate; 56. a box door; 57. a rain cover; 58. a dust discharging sealing plate; 61. a first-stage discharge hopper; 62. a secondary discharging hopper; 63. a third-stage discharge hopper; 221. a heavy impurity collection port; 222. a vertical air duct; 223. a dust discharge port; 224. a trash removal partition plate; 225. a trash discharge baffle; 226. a spoiler; 227. a wind shield plate; 228. a wind deflector; 229. a heavy impurity discharge pipe; 231 a faceplate; 232. a screen cylinder; 233. a feed end plate; 234. a discharge end plate; 235. a slave sprocket; 236. a drive motor; 237. a chain; 240. a counterweight fixing rod; 241. a first channel plate; 242. a second channel plate; 243. a trash removal channel; 244. a quantity control adjusting plate; 245. a grain flowing main board; 246. a striker plate; 247. a knurling shaft; 248. a knurled motor; 249. a grain flowing connecting plate; 251. a feeding port; 252. a material guide cylinder; 253. a baffle; 254. assembling a plate; 261. a down pipe; 271. a valve plate; 272. a plate shaft; 273. a clamping rod; 274. and (4) clamping the board.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining the specific drawings.
As shown in FIGS. 1-14,
an environment-friendly grain cleaning device comprises a rack 1, and a feeding screening device 2, a vibrating box 3, a dust remover 4 and a dust removing box 5 which are combined and installed on the rack 1, wherein travelling wheels are installed at the lower end of the rack 1 to move, the grain outlet end of the feeding screening device 2 is connected with the feeding hole of the vibrating box 3, one end of the discharging hole of the vibrating box 3 is connected with a discharging box body 6, a fan 41 is arranged at the upper end of the dust remover 4, the air inlet of the dust remover 4 is communicated with the feeding screening device 2, the air outlet of the dust remover 4 is communicated with the dust removing box 5, and the lower end of the dust remover 4 is connected with a dust removing box;
the feeding screening device 2 comprises a front screening box 21 and a rear winnowing box 22 acting on the front screening box 21, the rear winnowing box 22 carries out air suction on a corresponding area of the front screening box 21, the front screening box 21 and the rear winnowing box 22 are arranged at corresponding positions of the rack 1, and one side of the rear winnowing box 22 is arranged at the back end of the front screening box 21; the front screening box 21 comprises a cylindrical screening box 23 and a quantity control sorting mechanism 24 arranged at the lower end of the cylindrical screening box 23, the cylindrical screening box 23 comprises a rolling screen assembly rotatably arranged on the rack 1 and a driving mechanism for driving the rolling screen assembly to rotate, the outer end of the cylindrical screening box 23 is provided with a panel 231 for sealing, the front screening box further comprises a feeding nozzle 25 arranged on the panel 231 and used for feeding materials into the rolling screen assembly and an impurity discharging door 26 arranged at one side of the rolling screen assembly, which is far away from the feeding nozzle 25, the quantity control sorting mechanism 24 comprises a first channel plate 241 and a second channel plate 242 arranged at the lower end of the cylindrical screening box 23, a blanking channel is arranged between the first channel plate 241 and the second channel plate 242, the blanking channel adjusts the blanking speed through the quantity control mechanism, and one side of the blanking channel is provided with an impurity discharging channel 243 communicated with the rear winnowing box 22;
the rear air separation box 22 is provided with a through hole communicated with the impurity discharging channel 243, the upper end of the rear air separation box 22 is communicated with the cylindrical sieve box 23 through an exhaust pipe 27, a heavy impurity collecting port 221, a vertical air duct 222 arranged on one side of the heavy impurity collecting port 221 and a dust discharging port 223 positioned at the upper end of the vertical air duct 222 are arranged in the rear air separation box 22, the vertical air duct 222 acts on the discharging box body 6 to suck dust in the discharging box body 6 again, and the dust discharging port 223 is connected with the dust remover 4 through an air pipe.
Specifically, the material is put into the roller screen assembly through the feeding nozzle 25, after the roller screen assembly is screened, the sundries are discharged through the sundries outlet door 26, the materials screened by the roller screen assembly drop into the controlled quantity sorting mechanism 24, the materials drop into the vibration box 3 through the controlled quantity sorting mechanism 24 to be subjected to vibration screening, the rear part air separation box 22 sucks dust generated by the materials in the roller screen assembly and the controlled quantity sorting mechanism 24 respectively, the sucked dust is accumulated and discharged at the heavy sundries collecting port 221 in the rear part air separation box 22, the light dust enters the dust collector 4 and the dust removal box 5 through the dust discharge port 223 to be subjected to dust removal in multiple processes, the effective collection of the dust is ensured, and the direct escape of the dust is avoided.
In the embodiment, a plurality of groups of nylon wheels 11 and positioning wheels 12 are arranged on the frame 1 in the cylindrical screen box 23 corresponding to the roller screen assembly, is used for rotationally connecting a roller screen assembly, the roller screen assembly comprises a screen cylinder 232 used for screening materials, a feeding end plate 233 arranged on one side of the screen cylinder 232 close to the feeding nozzle 25, a discharging end plate 234 arranged on one side of the screen cylinder 232 close to the impurity discharging door 26, the feeding end plate 233 and the discharging end plate 234 are respectively fixedly welded at two ends of the screen drum 232, the feeding end plate 233 and the discharging end plate 234 are of circular ring structures corresponding to the screen drum 232, the outer side of the feeding end plate 233 is fixedly welded with a driven chain wheel 235, the driven chain wheel 235 is in transmission connection with a driving mechanism, the inner wall of the screen cylinder 232 is provided with a helical blade for guiding flow, the helical blade is of a helical structure along the central axis direction of the screen cylinder 232, and the helical blade is fixedly welded with the inner wall of the screen cylinder 232; specifically, the materials enter the roller screen assembly through the feeding nozzle 25 to be screened, the small-particle materials fall through the screen holes of the roller screen assembly to enter the quantity-controlled sorting mechanism 24, large-particle impurities are discharged through the impurity outlet door 26, and dust is sucked into the rear air separation box 22 through the air exhaust pipe 27. The driving mechanism comprises a driving motor 236, a driving speed reducer in transmission connection with the driving motor 236, a motor fixing plate used for installing the driving motor 236 and the driving speed reducer, a driving shaft in transmission connection with the driving speed reducer and a driving sprocket installed at the outer end of the driving shaft, wherein the fixing plate is fixedly installed at the corresponding position of the rack 1 through bolts, the driving shaft penetrates through a corresponding hole of the motor fixing plate and is in transmission connection with the driving sprocket, the driving sprocket is arranged right below the driven sprocket 235, and the driving sprocket is in transmission connection with the driven sprocket 235 through a chain 237, so that the rolling screen assembly is driven to rotate on the nylon wheel 11.
The feeding nozzle 25 comprises an external feeding port 251 connected with an external feeding pipe, a material guide cylinder 252 integrally connected with the feeding port 251, and a guide plate 253 arranged on the material guide cylinder 252, wherein an assembly plate 254 is sleeved at the outer end of the material guide cylinder 252, the assembly plate 254 is fixedly welded with the material guide cylinder 252, the feeding nozzle 25 is fixedly installed on the panel 231 of the frame 1 through the assembly plate 254, and the material guide cylinder 252 and the guide plate 253 are inserted into the corresponding hole of the panel 231 and enter the inner cavity of the roller screen assembly for feeding; the guide plate 253 is a U-shaped bent plate, and a plurality of leakage holes are formed in the front end of the guide plate 253; the impurity discharging door 26 comprises a door plate frame and an impurity discharging cavity opening integrally connected with the door plate frame, the door plate frame is used for sealing the side face of the rack 1, the impurity discharging cavity opening is arranged at one end of the door plate frame, an inner side plate of the impurity discharging cavity opening is of an arc-shaped structure and abuts against the lower end of the discharging end plate 234, and a discharging opening of the discharging end plate 234 is arranged at the upper end of the impurity discharging cavity opening; the lower end of the impurity outlet cavity is externally connected with a lower guide pipe 261 to facilitate discharging of impurities.
The nylon wheel 11 correspondingly supports the arc-shaped surface of the roller screen assembly, the roller screen assembly is placed on the nylon wheel 11 and is connected in a rotating mode, the positioning wheel 12 is installed on the rack 1 and corresponds to the circular end face of the roller screen assembly, and the positioning wheel 12 respectively abuts against the corresponding positions of the outer ends of the feeding end plate 233 and the discharging end plate 234; circular reinforcing ribs are arranged on the screen cylinder 232, the feeding end plate 233 and the discharging end plate 234, the reinforcing ribs on the feeding end plate 233 and the discharging end plate 234 are matched with the reinforcing ribs of the screen cylinder 232 to form a rolling slideway, and the nylon wheel 11 is abutted against the rolling slideway and is in rotating connection; the nylon wheel 11 is installed at the corresponding position of the front end and the rear end of the frame 1 through a nylon wheel 11 seat, the positioning wheel 12 is installed at the corresponding position of the side end of the frame 1 through a positioning roller seat, and the nylon wheel 11 and the positioning wheel 12 are arranged symmetrically in parallel. Specifically, the roller screen assembly is rotatably arranged at the corresponding position of the frame through a nylon wheel 11 and a positioning wheel 12, the nylon wheel 11 is arranged at the lower end of the roller screen assembly and used for supporting, and the positioning wheel 12 is arranged at the side end of the roller screen assembly and used for limiting.
In this embodiment, the quantity-controlling sorting mechanism 24 includes a quantity-controlling adjusting plate 244 located at the lower end of the first channel plate 241, a grain flowing main plate 245 located at the lower end of the quantity-controlling adjusting plate 244, a material blocking plate 246 located at the front end of the grain flowing main plate 245, and a knurling shaft 247 for accelerating blanking, wherein the quantity-controlling adjusting plate 244 is rotationally adjusted through an adjusting assembly, the knurling shaft 247 is located at the blanking channel, the outer end of the knurling shaft 247 is in transmission connection with a knurling reducer, and the knurling reducer is in transmission connection with a knurling motor 248; the adjusting assembly comprises a quantity control shaft, grain flowing connecting plates 249 and hooks, the quantity control shaft is rotatably arranged on the grain flowing connecting plates 249, the grain flowing connecting plates 249 are mounted on two sides of a grain flowing main plate 245, the quantity control shaft is fixedly arranged with a quantity control adjusting plate 244 and rotatably arranged on the hooks, and a counterweight fixing rod 240 is arranged on one side, away from the quantity control adjusting plate 244, of the quantity control shaft so as to keep the position of the quantity control adjusting plate 244. Specifically, the quantity-controlled sorting mechanism 24 adjusts the blanking speed through the quantity-controlled mechanism, performs secondary air suction on the falling materials through the impurity discharge channel 243, sucks dust and light impurities into the rear winnowing box 22, and rotates the quantity-controlled shaft by adjusting the counterweight block of the counterweight fixing rod 240, so as to adjust the expansion amplitude of the quantity-controlled adjusting plate 244 and realize the adjustment of the size of the blanking channel; the knurling shaft 247 is driven by the knurling motor 248 to rotate in the feeding channel, so that the feeding speed can be effectively accelerated, and the blockage of a feeding opening can be prevented.
In this embodiment, the rear air separation box 22 is provided with an impurity discharging partition plate 224 and an impurity discharging baffle 225 arranged on one side of the impurity discharging partition plate 224, the impurity discharging partition plate 224 is matched with the wall of the box body to form a channel to connect with an impurity discharging channel 243, the upper end of the impurity discharging baffle 225 is provided with a spoiler 226, one side of the impurity discharging baffle 225 far away from the impurity discharging partition plate 224 is provided with a heavy impurity collecting port 221, one side of the heavy impurity collecting port 221 far away from the impurity discharging baffle 225 is provided with a vertical air duct 222, one side of the rear air separation box 22 close to a dust discharging port 223 is provided with a wind shielding plate 227, and a wind shielding plate 228 arranged on the wind shielding; the lower end of the heavy impurity collecting opening 221 is provided with a heavy impurity discharging pipe 229, and the heavy impurity is conveyed to the heavy impurity discharging opening through a material pushing auger on the heavy impurity discharging pipe 229.
The exhaust pipe 27 is provided with a clamping valve for controlling air volume, the clamping valve comprises a valve plate 271, a plate shaft 272, a clamping rod 273 and a clamping plate 274, the valve plate 271 is rotatably arranged on the inner side of the exhaust pipe 27 through the plate shaft 272, the plate shaft 272 is positioned on one side of the outer end of the exhaust pipe 27 and fixedly connected with the clamping rod 273, the clamping plate 274 is arranged at the corresponding position of one side of the outer end of the exhaust pipe 27 corresponding to the clamping rod 273, the clamping plate 274 is of an arc structure and is provided with pin holes in an arc distribution manner, the clamping rod 273 is provided with corresponding pin holes, and the clamping rod 273 controls the corresponding rotating angle of the valve plate 271 and is fixed at the corresponding. Specifically, the opening angle of the valve plate 271 is controlled by adjusting the rotation of the clamping rod 273, so that the ventilation size is controlled.
In the embodiment, the vibration box 3 is elastically connected with a corresponding mounting seat on the frame 1 through a spring seat, the side end of the vibration box 3 is provided with the vibrating machine 31 through a vibrating plate, the vibration box 3 is obliquely arranged on the frame 1, one end of the vibration box 3 is connected with the quantity control sorting mechanism 24 through a feeding box 32, and the other end is connected with the discharging box body 6; the feeding box 32 is correspondingly arranged at the lower end of the discharging channel of the quantity-controlling sorting mechanism 24, and a plurality of partition plates 33 are distributed in the feeding box 32; a plurality of groups of sieve trays 34 are distributed in the vibration box 3 in parallel, and the sieve trays 34 at the upper end of the vibration box 3 are communicated with the feeding box 32 to carry out multi-stage screening on materials; the discharge box body 6 is provided with a first-stage discharge hopper 61, a second-stage discharge hopper 62 and a third-stage discharge hopper 63 corresponding to the multi-stage sieve tray 34, and respectively discharges materials through corresponding discharge ports to carry out multi-stage sieving on the screened materials; one side of the secondary discharging hopper 62 is communicated with a vertical air duct 222 so as to suck dust of materials. Specifically, the vibrating machine 31 drives the vibrating box 3 to vibrate, the internal materials move on the inclined sieve tray 34, and the small-particle materials fall into the sieve tray 34 on the next layer through sieve holes and are discharged in a grading manner through the discharging box body 6.
In this embodiment, the dust remover 4 includes a dust removing housing 45, a dust removing collecting hopper 44 disposed at the lower end of the dust removing housing 45, and a fan 41 disposed at the upper end of the dust removing housing 45, wherein an air inlet is disposed at one side of the dust removing housing 45, the air inlet is disposed along the tangential direction of the dust removing housing 45, an air outlet is disposed at the upper end of the dust removing housing 45, a flange seat 43 is mounted at the air outlet, the fan 41 is fixedly mounted on the flange seat 43, and the fan 41 is communicated with the dust removing box 5 through an air pipe; the dust removing and collecting hopper 44 is of a round table-shaped hollow structure, the lower end of the dust removing and collecting hopper 44 is provided with a trash discharging port which is communicated with the lower ash box 42, and a material pushing auger can be arranged in the lower ash box 42. Specifically, the dust collector 4 sucks the cylindrical sieve box 23, the quantity-controlling sorting mechanism 24 and the discharge box 6 by using a negative pressure in the rear air separation box 22 through a suction force generated by the fan 41, so as to suck impurities such as dust, heavier impurities in the dust fall into the dust-collecting hopper 44 and are discharged into the dust-discharging box 42 through the impurity discharge port, and light impurities enter the dust-removing box 5 for cleaning.
In this embodiment, the dust removing box 5 includes a middle box body 51, and an ash inlet box 52 and an ash outlet box 53 integrally installed on the middle box body 51, an upper sealing plate 54 is installed between the ash inlet box 52 and the middle box body 51, a lower sealing plate 55 is installed between the ash outlet box 53 and the middle box body 51, a plurality of holes are correspondingly installed between the upper sealing plate 54 and the lower sealing plate 55 for installing dust filters, the ash inlet box 52 is communicated with the ash outlet box 53 through the dust filters, and gas is directly discharged into the middle box body 51 through the dust filters; a connecting port with the fan 41 is formed in one side of the upper end of the ash inlet box 52, a side-by-side box door 56 is arranged on one side, away from the fan 41, of the middle box body 51, the box door 56 is rotatably arranged through a hinge, a door pressing rod for closing the box door 56 is arranged on the middle box body 51, a plurality of air vents are distributed in the middle box body 51 and the box door 56, and rain covers 57 are arranged at the outer ends of the air vents; one side of the lower end of the dust outlet box 53 is provided with a lower dust opening, and the lower dust opening is provided with a lower dust sealing plate 58 with a sealing effect and used for discharging dust of the mobile phone in the dust outlet box 53. Specifically, the fan 41 blows the gas with dust into the dust box 52, and enters into the dust filter through the hole of the upper closing plate 54, the gas is directly discharged into the middle box 51 through the breathable dust filter, and is discharged through the vent hole formed in the middle box 51, the dust is retained in the dust filter, and falls into the dust box 53 through the action of gravity to be collected, the lower dust closing plate 58 is periodically opened, and the dust in the dust box 53 is cleaned.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an environment-friendly cereal cleaning device, includes frame and aggregate erection feeding sieving mechanism, vibration case, dust remover and dust removal case in the frame, the lower extreme of frame is installed the walking wheel and is removed its characterized in that: the grain outlet end of the feeding screening device is connected with the feeding hole of the vibration box, one end of the discharging hole of the vibration box is connected with the discharging box body, the upper end of the dust remover is provided with a fan, the air inlet of the dust remover is communicated with the feeding screening device, the air outlet of the dust remover is communicated with the dust removal box, and the lower end of the dust remover is connected with the ash removal box;
the feeding screening device comprises a front screening box and a rear winnowing box acting on the front screening box, the rear winnowing box carries out air suction on a corresponding area of the front screening box, the front screening box and the rear winnowing box are arranged at corresponding positions of the rack, and one side of the rear winnowing box is arranged at the back end of the front screening box; the front screening box comprises a cylindrical screening box and a quantity control sorting mechanism arranged at the lower end of the cylindrical screening box, the cylindrical screening box comprises a roller screening assembly rotatably arranged on the rack and a driving mechanism for driving the roller screening assembly to rotate, the outer end of the cylindrical screening box is provided with a panel for sealing, the quantity control sorting mechanism also comprises a feed nozzle arranged on the panel and used for feeding materials into the roller screening assembly and an impurity discharging door arranged on one side of the roller screening assembly, which is far away from the feed nozzle, the quantity control sorting mechanism comprises a first channel plate and a second channel plate arranged at the lower end of the cylindrical screening box, a material discharging channel is arranged between the first channel plate and the second channel plate, the material discharging channel adjusts the material discharging speed through the quantity control mechanism, and one side of the material discharging channel is provided with an impurity discharging channel communicated with the rear screening box;
the rear portion winnowing box is provided with a through hole communicated with the impurity discharging channel, the upper end of the rear portion winnowing box is communicated with the cylindrical sieve box through an exhaust pipe, a heavy impurity collecting port, a vertical air channel arranged on one side of the heavy impurity collecting port and a dust discharging port arranged at the upper end of the vertical air channel are arranged in the rear portion winnowing box, the vertical air channel acts on the discharging box body to suck dust in the discharging box body again, and the dust discharging port is connected with the dust remover through an air pipe.
2. The environment-friendly grain cleaning device as claimed in claim 1, wherein: the rotary screening device comprises a cylindrical screen box, a frame, a feeding end plate, a discharging end plate, a driven chain wheel, a driving mechanism, a spiral blade, a cylindrical screen box and a cylindrical screen box, wherein the frame in the cylindrical screen box is provided with a plurality of groups of nylon wheels and positioning wheels corresponding to the rotary screening component and used for rotatably connecting the rotary screening component, the rotary screening component comprises a screen cylinder for screening materials, a feeding end plate and a discharging end plate, the feeding end plate is arranged on one side, close to a feeding nozzle, of the screen cylinder, and the discharging end plate is arranged on one side, close to an impurity outlet door, of the screen cylinder; the drive mechanism includes driving motor and drive speed reducer be connected with the driving motor transmission, be used for driving motor and drive speed reducer installation motor fixed plate, the drive shaft of being connected with the drive speed reducer transmission and install the drive sprocket in the drive shaft outer end, the fixed plate passes through bolt fixed mounting in the relevant position of frame, the drive shaft runs through the corresponding hole of motor fixed plate and is connected with the drive sprocket transmission, and the drive sprocket setting is under the sprocket from, the drive sprocket passes through the chain and is connected from the sprocket drive to drive the round screen subassembly and rotate on the nylon wheel.
3. The environment-friendly grain cleaning device as claimed in claim 2, wherein: the feeding nozzle comprises an external feeding port connected with an external conveying pipe, a guide cylinder integrally connected with the feeding port and a guide plate arranged on the guide cylinder, an assembling plate is sleeved at the outer end of the guide cylinder and fixedly welded with the guide cylinder, the feeding nozzle is fixedly installed on a panel of the rack through the assembling plate, and the guide cylinder and the guide plate are inserted into corresponding holes of the panel and enter an inner cavity of the roller screen assembly for feeding; the guide plate is a U-shaped bent plate, and a plurality of leakage holes are formed in the front end of the guide plate; the impurity discharging door comprises a door plate frame and an impurity discharging cavity opening integrally connected with the door plate frame, the door plate frame is used for sealing the side face of the rack, the impurity discharging cavity opening is arranged at one end of the door plate frame, an inner side plate of the impurity discharging cavity opening is of an arc-shaped structure and abuts against the lower end of the discharging end plate, and a discharging opening of the discharging end plate is arranged at the upper end of the impurity discharging cavity opening; the lower end of the impurity outlet cavity is externally connected with a lower guide pipe to facilitate the discharge of impurities.
4. The environment-friendly grain cleaning device as claimed in claim 3, wherein: the nylon wheel correspondingly supports the arc-shaped surface of the roller screen assembly, the roller screen assembly is placed on the nylon wheel and is in rotating connection with the nylon wheel, the positioning wheel is installed on the rack and corresponds to the circular end surface of the roller screen assembly, and the positioning wheel respectively props against the corresponding positions of the outer ends of the feeding end plate and the discharging end plate; circular reinforcing ribs are arranged on the screen cylinder, the feeding end plate and the discharging end plate, the reinforcing ribs on the feeding end plate and the discharging end plate are matched with the reinforcing ribs on the screen cylinder to form a rolling slideway, and the nylon wheel is abutted against the rolling slideway and is in rotating connection with the rolling slideway; the nylon wheel is installed at the corresponding position of the front end and the rear end of the frame through a nylon wheel seat, the positioning wheel is installed at the corresponding position of the side end of the frame through a positioning roller wheel seat, and the nylon wheel and the positioning wheel are of parallel symmetrical arrangement structures.
5. The environment-friendly grain cleaning device as claimed in claim 4, wherein: the quantity-control sorting mechanism comprises a quantity-control adjusting plate positioned at the lower end of the first channel plate, a grain dripping main plate positioned at the lower end of the quantity-control adjusting plate, a baffle plate positioned at the front end of the grain dripping main plate and a knurling shaft for accelerating blanking, wherein the quantity-control adjusting plate is rotatably adjusted through an adjusting assembly, the knurling shaft is positioned at the blanking channel, the outer end of the knurling shaft is in transmission connection with a knurling speed reducer, and the knurling speed reducer is in transmission connection with a knurling motor; the adjusting assembly comprises a control quantity shaft, grain flowing connecting plates and hooks, the control quantity shaft is rotatably arranged, the grain flowing connecting plates are arranged on two sides of the grain flowing main plate, the hooks are arranged on the grain flowing connecting plates, the control quantity shaft and the control quantity adjusting plate are fixedly arranged, the control quantity shaft is rotatably arranged on the hooks, and a balance weight fixing rod is arranged on one side, away from the control quantity adjusting plate, of the control quantity shaft so as to keep the position of the control quantity adjusting plate.
6. The environment-friendly grain cleaning device as claimed in claim 5, wherein: the rear winnowing box is provided with a trash discharging partition plate and a trash discharging baffle plate arranged on one side of the trash discharging partition plate, the trash discharging partition plate is matched with the wall of the box body to form a channel to be connected with the trash discharging channel, the upper end of the trash discharging baffle plate is provided with a spoiler, one side of the trash discharging baffle plate, far away from the trash discharging partition plate, is provided with a heavy trash collecting port, one side of the heavy trash collecting port, far away from the trash discharging baffle plate, is provided with a vertical air channel, and one side, close to a dust discharging port, in the rear winnowing box is provided with a wind shield plate; heavy impurity is collected mouthful lower extreme and is equipped with heavy impurity and arranges the material pipe to push away material auger through on the heavy impurity row material pipe and carry heavy impurity bin outlet.
7. The environment-friendly grain cleaning device as claimed in claim 6, wherein: the exhaust column is provided with a clamping valve for controlling air quantity, the clamping valve comprises a valve plate, a plate shaft, a clamping rod and a clamping plate, the valve plate is arranged on the inner side of the exhaust column through rotation of the plate shaft, the plate shaft is located on one side of the outer end of the exhaust column and fixedly connected with the clamping rod, the clamping plate is arranged at the corresponding position, corresponding to the clamping rod, of one side of the outer end of the exhaust column, the clamping plate is of an arc structure and is provided with pin holes, corresponding pin holes are formed in the clamping rod, and the clamping rod controls the corresponding angle of rotation of the valve plate and is fixed at the corresponding position.
8. The environment-friendly grain cleaning device as claimed in claim 5, wherein: the vibration box is elastically connected with a corresponding mounting seat on the rack through a spring seat, a vibrating machine is mounted at the side end of the vibration box through a vibrating plate, the vibration box is obliquely arranged on the rack, one end of the vibration box is connected with the quantity control sorting mechanism through a feeding box, and the other end of the vibration box is connected with the discharging box body; the feeding box is correspondingly arranged at the lower end of the discharging channel of the quantity-controlled sorting mechanism, and a plurality of partition plates are distributed in the feeding box; a plurality of groups of sieve trays are distributed in the vibration box in parallel, and the sieve trays at the upper end of the vibration box are communicated with the feeding box to carry out multi-stage screening on the materials; the discharge box body is provided with a first-stage discharge hopper, a second-stage discharge hopper and a third-stage discharge hopper corresponding to the multi-stage sieve trays, and discharges materials respectively through corresponding discharge ports to perform multi-stage sieving on the screened materials; one side of the secondary discharging hopper is communicated with the vertical air duct so as to suck dust to the materials.
9. The environment-friendly grain cleaning device as claimed in claim 6, wherein: the dust remover comprises a dust removing shell, a dust removing collecting hopper and a fan, wherein the dust removing collecting hopper is arranged at the lower end of the dust removing shell, the fan is arranged at the upper end of the dust removing shell, an air inlet is formed in one side of the dust removing shell, the air inlet is arranged along the tangential direction of the dust removing shell, an air outlet is formed in the upper end of the dust removing shell, a flange seat is arranged at the air outlet, the fan is fixedly arranged on the flange seat, and the fan is communicated with; the dust removal collecting hopper is of a round table-shaped hollow structure, the lower end of the dust removal collecting hopper is provided with a trash discharging port, the trash discharging port is communicated with the lower ash box, and a material pushing auger can be arranged in the lower ash box.
10. The environment-friendly grain cleaning device as claimed in claim 9, wherein: the dust removal box comprises a middle box body, and an ash inlet box and an ash outlet box which are integrally installed on the middle box body, wherein an upper-layer sealing plate is arranged between the ash inlet box and the middle box body, a lower-layer sealing plate is arranged between the ash outlet box and the middle box body, a plurality of holes are correspondingly formed between the upper-layer sealing plate and the lower-layer sealing plate and used for installing dust filters, the ash inlet box is communicated with the ash outlet box through the dust filters, and gas is directly discharged into the middle box body through the dust filters; a connecting port with the fan is arranged on one side of the upper end of the ash inlet box, a split box door is arranged on one side, away from the fan, of the middle box body, the box door is rotatably arranged through a hinge, a door pressing rod for closing the box door is arranged on the middle box body, a plurality of air vents are distributed on the middle box body and the box door, and rain covers are arranged at the outer ends of the air vents; one side of the lower end of the ash discharging box is provided with an ash discharging opening, and the ash discharging opening is provided with an ash discharging sealing plate with a sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011333896.7A CN112387575A (en) | 2020-11-24 | 2020-11-24 | Environment-friendly cereal cleaning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011333896.7A CN112387575A (en) | 2020-11-24 | 2020-11-24 | Environment-friendly cereal cleaning device |
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| Publication Number | Publication Date |
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| CN112387575A true CN112387575A (en) | 2021-02-23 |
Family
ID=74606256
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011333896.7A Pending CN112387575A (en) | 2020-11-24 | 2020-11-24 | Environment-friendly cereal cleaning device |
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| CN (1) | CN112387575A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210251A (en) * | 2021-04-12 | 2021-08-06 | 界首中禾粮机科技有限公司 | Grain dust collector with straw separating function |
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Application publication date: 20210223 |