CN108160476B - Grain winnowing drying device - Google Patents
Grain winnowing drying device Download PDFInfo
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- CN108160476B CN108160476B CN201711415635.8A CN201711415635A CN108160476B CN 108160476 B CN108160476 B CN 108160476B CN 201711415635 A CN201711415635 A CN 201711415635A CN 108160476 B CN108160476 B CN 108160476B
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- hopper
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- air inlet
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- 238000001035 drying Methods 0.000 title claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims description 26
- 230000000694 effects Effects 0.000 abstract description 20
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 235000013339 cereals Nutrition 0.000 description 64
- 238000009413 insulation Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/025—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall the material being slingered or fled out horizontally before falling, e.g. by dispersing elements
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/08—Drying; Subsequent reconstitution
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A grain winnowing drying device belongs to the field of agricultural equipment. The top end of the conveying device is positioned right above the inlet of the second hopper, the feeding storage box is positioned on the right side of the bottom end of the conveying device, the air inlet pipe is arranged at the front end of the air outlet pipe of the fan and is vertical to the air outlet pipe of the fan on the same plane, the front end of the air outlet pipe of the fan is fixedly connected with the air inlet pipe, the discharging storage box is positioned at one side of the workbench, the second hopper is positioned under the top end of the conveying device, the invention drives the driving wheel to rotate through the rotation of the motor, thereby driving the driven wheel and the heat-resistant conveyor belt to rotate, transporting grain grains to a position where wind power generated by the fan is output, the wind power generated by the control fan effectively realizes the raising effect of grain grains, the grain grains with the raising effect remove impurities doped in the grain grains, the manual work process is replaced, and the work efficiency is improved.
Description
Technical Field
The invention relates to a grain winnowing and drying device, in particular to a device for realizing winnowing and drying of grain grains through conveying of a conveying device and air drying and heating of a fan and a heating device, and belongs to the field of agricultural equipment.
Background
With the rapid development of agriculture and the rapid increase of population in China, the demand on grains is higher and higher, the yield of grains is higher and higher, after the grains are harvested and transported to a destination, the requirement on grain processing is higher and higher, the impurities in the grains are better removed through the winnowing effect of the grains, and the grain drying with higher efficiency is a key problem concerned by broad farmers. Except that some farmland adopts full automated machine to handle the problem of grain processing, most peasant households that possess the fritter farmland all adopt the manual winnowing that carries out grain cereal to and the storage time of the stoving effect through the stove extension grain.
And manual grain's winnowing not only consumes a large amount of manpower and materials, also very relies on weather conditions simultaneously to such winnowing effect is not good, needs the manual work to carry out the operation repeatedly, and overall efficiency is too low, and the stoving effect that relies on the stove is more too original, and the stoving time is long, and the effect of stoving is also poor, has consumed hardly obtains ideal stoving effect when manpower and heat energy.
Disclosure of Invention
Aiming at the defects, the invention provides a grain winnowing drying device.
The invention is realized by the following technical scheme: a grain winnowing drying device comprises a first hopper, a heating device, a conveying device, a feeding storage box, a controller, supporting legs, an air inlet pipe, a fan air outlet pipe, a discharging storage box, a fan air inlet pipe, a first support, a second hopper, a workbench, a control valve and a discharge port, wherein an outlet of the first hopper is connected with an outlet of the heating device, an inlet of the heating device is connected with an outlet of the second hopper, the top end of the conveying device is positioned right above an inlet of the second hopper, the bottom end of the conveying device is positioned right below an outlet of the feeding storage box, the feeding storage box is positioned on the right side of the bottom end of the conveying device, the controller is arranged right below the feeding storage box and vertically arranged on the upper surface of the workbench close to the front side, the supporting legs are arranged on the front side of the workbench, and are positioned right below the workbench and vertical to the workbench, the air inlet pipe is arranged at the front end of the air outlet pipe of the fan and is vertical to the air outlet pipe of the fan on the same plane, the position of the air inlet pipe is positioned at the joint of the top end of the conveying device and the second hopper, the front end of the air outlet pipe of the fan is fixedly connected with the air inlet pipe, the rear end of the air outlet pipe of the fan is fixedly connected with one side of the fan, the discharging storage box is positioned on one side of the workbench and is arranged under the bottom end of the discharging device of the first hopper, one side of the fan is fixedly connected with the air outlet pipe of the fan, the other side of the fan is fixedly connected with the air inlet pipe of the fan and is positioned on the same plane with the air outlet pipe of the fan, the air inlet pipe of the fan is arranged on one side of the fan and is fixedly connected with the air outlet of the first hopper, the first bracket is positioned under the middle part of the air inlet pipe of, two supporting legs are vertically arranged below the front end and the rear end of the workbench, a support of all devices is arranged above the supporting legs, the control valve is located at the lower portion of one side of the feeding storage box and is fixedly connected with the discharge port, and the discharge port is arranged on the control valve and is located right above the bottom end of the conveying device. The first hopper comprises a first airflow baffle, a first hopper air outlet, a first hopper diversion trench, a first hopper funnel, a discharging device, a second support and a third support, the first airflow baffle is arranged right above the first hopper diversion trench and the first hopper air outlet, the first hopper air outlet is fixedly connected with a fan air inlet pipe, the first hopper diversion trench is fixedly connected with the upper portion of the first hopper funnel in a vertical mode, the first hopper funnel is arranged right below the outlet of the first hopper diversion trench, the discharging device is arranged right below the outlet of the first hopper funnel, the second support is arranged right below the middle portion of the first hopper diversion trench and is perpendicular to the workbench, and the third support is arranged right below the front end of the discharging device and is perpendicular to the workbench.
Heating device includes heat-conducting plate, heater, adiabatic support and fourth support, the entry of heat-conducting plate is connected with the exit of second hopper, and the export is located first hopper funnel directly over, and its inside is embedded in a conveyer, the heater is installed on the heat-conducting plate intermediate position, adiabatic support is located the side of heat-conducting plate, with fourth support fixed connection, fourth support and adiabatic support fixed connection, on the perpendicular to workstation.
Conveyer includes follower, fifth support, heat-resisting conveyer belt, baffle, sixth support, action wheel, first motor support and first motor, the follower is located conveyer's top, fifth support mounting is at the both ends of follower, on the perpendicular to workstation, heat-resisting conveyer belt is installed on action wheel and follower, the baffle is installed perpendicularly on heat-resisting conveyer belt according to the certain distance, sixth support mounting is at the both ends of action wheel, on the perpendicular to workstation, the action wheel is located conveyer's bottom, first motor support mounting is under first motor, on the perpendicular to workstation, first motor and action wheel active connection.
The second hopper comprises a second airflow baffle, a second hopper air inlet, a second hopper funnel and a seventh support, the second airflow baffle is located at the joint of the second hopper funnel and the second hopper air inlet, the second hopper air inlet is fixedly connected with the air inlet pipe, the second hopper funnel is located under the top end of the conveying device, and the seventh support is installed in the middle of the side face of the hopper and is perpendicular to the workbench.
The grain winnowing machine has the beneficial effects that the driving wheel is driven to rotate through the rotation of the motor, so that the driven wheel and the heat-resistant conveying belt are driven to rotate, grain grains are conveyed to the position where wind power generated by the fan is output, the winnowing effect of the grain grains is effectively realized by controlling the wind power generated by the fan, impurities doped in the grain grains are removed through the grain winnowing effect, the consumption and the dependence on manpower are reduced, and the influence of weather factors on the winnowing effect is reduced. Grain cereal enters into the embedded heating device's that has conveyer bottom this moment through the second hopper, heating effect and conveyer's transportation effect through heating device, make grain cereal obtain the high temperature and transport it to the wind gap department of having passed through wind-force by the fan extraction, the alternative effect of a cold and hot makes grain cereal quick obtain the stoving this moment, the drying effect to grain cereal is mastered to the dynamics of heating temperature through control heating device and fan extraction wind-force, make grain cereal can obtain appropriate dehydration, thereby grain cereal's shelf life has been prolonged. A series of automatic device has reduced the input and the waste of manpower and materials to realize more ideal winnowing and stoving effect through the effectual dynamics control of science, have important effect to grain processing process.
Drawings
FIG. 1 is a schematic view of the left side of the present invention;
FIG. 2 is a right side schematic view of the present invention;
FIG. 3 is a schematic view of the first hopper arrangement of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of the heating apparatus of FIG. 1 according to the present invention;
FIG. 5 is a schematic view of the conveyor of FIG. 1 according to the present invention;
FIG. 6 is a schematic view of the second hopper apparatus of FIG. 1 in accordance with the present invention;
FIG. 7 is a schematic top view of FIG. 1 in accordance with the present invention;
FIG. 8 is a schematic side view of FIG. 1 in accordance with the present invention;
in the figure, 1, a first hopper, 101, a first airflow baffle, 102, a first hopper outlet, 103, a first hopper guiding groove, 104, a first hopper funnel, 105, a discharging device, 106, a second bracket, 107, a third bracket, 2, a heating device, 201, a heat conducting plate, 202, a heater, 203, a heat insulating bracket, 204, a fourth bracket, 3, a conveying device, 301, a driven wheel, 302, a fifth bracket, 303, a heat-resistant conveying belt, 304, a baffle, 305, a sixth bracket, 306, a driving wheel, 307, a first motor bracket, 308, a first motor, 4, a feeding storage box, 5, a controller, 6, a support leg, 7, an air inlet pipe, 8, a fan outlet pipe, 9, a discharging box, 10, a fan, 11, a fan inlet pipe, 12, a first bracket, 13, a second hopper, 1301, a second airflow baffle, 1302, a second hopper, an air inlet, 1303, a second hopper, 1304. seventh support, 14, workstation, 15, control flap, 16, discharge gate.
Detailed Description
The invention is realized by the following technical scheme:
a grain winnowing drying device comprises a first hopper 1, a heating device 2, a conveying device 3, a feeding storage box 4, a controller 5, supporting legs 6, an air inlet pipe 7, a fan air outlet pipe 8, a discharging storage box 9, a fan 10, a fan air inlet pipe 11, a first support 12, a second hopper 13, a workbench 14, a control valve 15 and a discharging port 16, wherein an outlet of the first hopper 1 is connected with an outlet of the heating device 2, an inlet of the heating device 2 is connected with an outlet of the second hopper 13, the second hopper 13 is positioned under the top end of the conveying device 3, the top end of the conveying device 3 is positioned right above an inlet of the second hopper 13, the bottom end of the conveying device is positioned right under an outlet of the feeding storage box 9, the discharging storage box 9 is positioned on one side of the workbench 14 and is arranged right under the bottom end of a discharging device 105 of the first hopper 1, the feeding storage box 4 is positioned on the right side of the bottom end of the conveying device 3, the controller 5 is arranged under the feeding storage box 4 and vertically arranged on the worktable 14 close to the front side, the support legs 6 are arranged on the front side of the worktable 14, the position of the support legs is arranged under the worktable 14 and is vertical to the worktable 14, the air inlet pipe 7 is arranged at the front end of the fan air outlet pipe 8 and is vertical to the fan air outlet pipe 8 on the same plane, the position of the air inlet pipe is arranged at the joint of the top end of the conveyer 3 and the second hopper 13, the front end of the fan air outlet pipe 8 is fixedly connected with the air inlet pipe 7, the rear end of the fan air outlet pipe 8 is fixedly connected with one side of the fan 10, one side of the fan 10 is fixedly connected with the fan air outlet pipe 8, the other side of the fan air inlet pipe 11 is fixedly connected with the fan air inlet pipe 7, the fan air outlet pipe 8 and the fan air inlet pipe 11 on the same plane, the fan air inlet pipe 11 is arranged on one side of the fan 10 and is, first support 12 is located fan air-supply line 11 under the middle part, on the right margin of perpendicular to 14 rear sides of workstation, two landing legs 6 are installed perpendicularly to both ends below around the workstation 14, and the support of all devices is installed to its top, control flap 15 is located the position by lower part of feeding storage case 4 one side, with discharge gate 16 fixed connection, discharge gate 16 is installed on control flap 15, is located conveyer 3 bottom directly over.
The first hopper 1 comprises a first airflow baffle plate 101, a first hopper air outlet 102, a first hopper diversion trench 103, a first hopper funnel 104, a discharging device 105, a second bracket 106 and a third bracket 107, the first airflow baffle 101 is installed right above the first hopper air outlet 102 and the first hopper guiding groove 103, the first hopper air outlet 102 is fixedly connected with the fan air inlet pipe 11, the first hopper diversion trench 103 is vertically and fixedly connected with the upper part of the first hopper funnel 104, said first hopper 104 is mounted directly below the outlet of the first hopper chute 103, the discharging device 105 is positioned right below the outlet of the first hopper funnel 104, the second bracket 106 is positioned right below the middle part of the first hopper diversion trench 103, is vertical to the workbench 14, the third support 107 is positioned right below the front end of the discharging device 105 and is vertical to the workbench 14.
The heating device 2 comprises a heat conduction plate 201, a heater 202, a heat insulation support 203 and a fourth support 204, wherein an inlet of the heat conduction plate 201 is connected with an outlet of the second hopper 13, an outlet of the heat conduction plate is positioned right above the first hopper 104, the heat conduction plate is embedded into a conveying device, the heater 202 is installed on the middle position of the heat conduction plate 201, the heat insulation support 203 is positioned on the side surface of the heat conduction plate 201 and is fixedly connected with the fourth support 204, and the fourth support 204 is fixedly connected with the heat insulation support 203 and is perpendicular to the workbench 14.
The second hopper 13 comprises a second airflow baffle 1301, a second hopper air inlet 1302, a second hopper funnel 1303 and a seventh support 1304, the second airflow baffle 1301 is located at the joint of the second hopper air inlet 1302 and the second hopper funnel 1303, the second hopper air inlet 1302 is fixedly connected with the air inlet pipe 7, the second hopper funnel 1303 is located right below the top end of the conveying device 3, and the seventh support 1304 is installed in the middle of the side surface of the second hopper funnel 1303 and is perpendicular to the workbench 14.
The working principle is as follows: grain grains are poured into the feeding storage box 4, the control valve 15 is opened, so that the grain grains enter the bottom end of the conveying device 3 through the discharge port 16, the grain grains are conveyed to the top end of the conveying device 3 through the heat-resistant conveying belt 303, the baffle plate 304 and other equipment in the conveying device 3, at the moment, the generated wind is blown to the grain grains falling from the top end of the conveying device 3 through the wind outlet pipe 8 and the wind inlet pipe 7 under the action of the fan 10, the winnowing effect of the grain grains is realized, the grain grains which pass through the winnowing fall on the second hopper 13, the grain grains fall from the second hopper 13 to the bottom of the heating device 2 embedded with the conveying device under the action of gravity, the grain grains are conveyed to the top end of the heating device 2 under the action of the conveying device 3, and are heated through the heating function of the heating device 2, the operation of fan 10 makes the air of first hopper guiding gutter 103 sucked in fan air-supply line 11 this moment to the realization is to the grain cereal's that is located heating device 2 top cooling effect, so that a hot cold alternative effect makes grain cereal can dewater and keep dry, and at this moment, in the refrigerated grain cereal reachs ejection of compact storage case 9 through first hopper funnel 104 and discharging device 105, thereby realized winnowing and the stoving to grain cereal.
It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.
Claims (3)
1. The utility model provides a grain winnowing drying device, includes first hopper, heating device, conveyer, feeding storage case, controller, landing leg, air-supply line, fan play tuber pipe, ejection of compact storage case, fan air-supply line, first support, second hopper, workstation, control flap and discharge gate, its characterized in that: the outlet of the first hopper is connected with the outlet of the heating device, the inlet of the heating device is connected with the outlet of the second hopper, the top end of the conveying device is positioned right above the inlet of the second hopper, the bottom end of the conveying device is positioned right below the outlet of the feeding storage box, the feeding storage box is positioned on the right side of the bottom end of the conveying device, the controller is arranged right below the feeding storage box and is vertically arranged on the worktable close to the front side, the supporting legs are arranged on the front side of the worktable and are positioned right below the worktable and are vertical to the worktable, the air inlet pipe is arranged at the front end of the air outlet pipe of the fan and is vertical to the air outlet pipe of the fan on the same plane, the air inlet pipe is positioned at the joint of the top end of the conveying device and the second hopper, the front end of the air outlet pipe of the fan is fixedly connected with the air inlet pipe, the rear end of the air outlet pipe of the fan is fixedly connected with one side, install under the discharging device bottom at first hopper, fan one side goes out tuber pipe fixed connection with the fan, opposite side and fan air-supply line fixed connection to go out tuber pipe, fan air-supply line and air-supply line with the fan and be in the coplanar, the fan air-supply line is installed in one side of fan, with first hopper air outlet fixed connection, first support is located fan air-supply line under the middle part, on the right edge of perpendicular to workstation rear side, the second hopper is located the conveyer top under, two landing legs are installed perpendicularly to both ends below around the workstation, and the support of all devices is installed to its top, control flap is located the position of leaning on down of feeding storage case one side, with discharge gate fixed connection, the discharge gate is installed on control flap, is located the conveyer bottom directly over. The first hopper comprises a first airflow baffle, a first hopper air outlet, a first hopper diversion groove, a first hopper funnel, a discharging device, a second support and a third support, the first airflow baffle is arranged right above the first hopper diversion groove and the first hopper air outlet, the first hopper air outlet is fixedly connected with a fan air inlet pipe, the first hopper diversion groove is vertically and fixedly connected with the upper portion of the first hopper funnel, the first hopper funnel is arranged right below an outlet of the first hopper diversion groove, the discharging device is arranged right below an outlet of the first hopper funnel, the second support is arranged right below the middle portion of the first hopper diversion groove and is vertical to the workbench, the third support is arranged right below the front end of the discharging device and is vertical to the workbench, the second hopper comprises a second airflow baffle, a second hopper air inlet and a third support, The second hopper funnel and the seventh support, the second airflow baffle is located at the joint of the second hopper funnel and the second hopper air inlet, the second hopper air inlet is fixedly connected with the air inlet pipe, the second hopper funnel is located under the top end of the conveying device, and the seventh support is installed in the middle of the side face of the funnel and is perpendicular to the workbench.
2. The grain winnowing and drying device of claim 1, characterized in that: heating device includes heat-conducting plate, heater, adiabatic support and fourth support, the entry of heat-conducting plate is connected with the exit of second hopper, and the export is located first hopper funnel directly over, and its inside is embedded in a conveyer, the heater is installed on the heat-conducting plate intermediate position, adiabatic support is located the side of heat-conducting plate, with fourth support fixed connection, fourth support and adiabatic support fixed connection, on the perpendicular to workstation.
3. The grain winnowing and drying device of claim 1, characterized in that: conveyer includes follower, fifth support, heat-resisting conveyer belt, baffle, sixth support, action wheel, first motor support and first motor, the follower is located conveyer's top, fifth support mounting is at the both ends of follower, on the perpendicular to workstation, heat-resisting conveyer belt is installed on action wheel and follower, the baffle is installed perpendicularly on heat-resisting conveyer belt according to the certain distance, sixth support mounting is at the both ends of action wheel, on the perpendicular to workstation, the action wheel is located conveyer's bottom, first motor support mounting is under first motor, on the perpendicular to workstation, first motor and action wheel active connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415635.8A CN108160476B (en) | 2017-12-25 | 2017-12-25 | Grain winnowing drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415635.8A CN108160476B (en) | 2017-12-25 | 2017-12-25 | Grain winnowing drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108160476A CN108160476A (en) | 2018-06-15 |
| CN108160476B true CN108160476B (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711415635.8A Active CN108160476B (en) | 2017-12-25 | 2017-12-25 | Grain winnowing drying device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103380815A (en) * | 2013-07-22 | 2013-11-06 | 山东鸿源生物科技股份有限公司 | Impurity removing and drying machine of wheat |
| CN103478244A (en) * | 2013-09-18 | 2014-01-01 | 武汉蜀泰科技有限公司 | Harvested rice cleaning and drying device and method |
| CN204519102U (en) * | 2015-01-19 | 2015-08-05 | 方家铺子（莆田）绿色食品有限公司 | A kind of rice dryer with screening function |
| CN205341284U (en) * | 2016-02-02 | 2016-06-29 | 张嘉强 | Impurity device is got rid of to corn |
| CN107150027A (en) * | 2017-06-21 | 2017-09-12 | 苏州朗睿杰自动化科技有限公司 | A kind of fan |
| CN206567218U (en) * | 2017-02-16 | 2017-10-20 | 无锡职业技术学院 | A kind of agricultural airborne dust machine |
-
2017
- 2017-12-25 CN CN201711415635.8A patent/CN108160476B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103380815A (en) * | 2013-07-22 | 2013-11-06 | 山东鸿源生物科技股份有限公司 | Impurity removing and drying machine of wheat |
| CN103478244A (en) * | 2013-09-18 | 2014-01-01 | 武汉蜀泰科技有限公司 | Harvested rice cleaning and drying device and method |
| CN204519102U (en) * | 2015-01-19 | 2015-08-05 | 方家铺子（莆田）绿色食品有限公司 | A kind of rice dryer with screening function |
| CN205341284U (en) * | 2016-02-02 | 2016-06-29 | 张嘉强 | Impurity device is got rid of to corn |
| CN206567218U (en) * | 2017-02-16 | 2017-10-20 | 无锡职业技术学院 | A kind of agricultural airborne dust machine |
| CN107150027A (en) * | 2017-06-21 | 2017-09-12 | 苏州朗睿杰自动化科技有限公司 | A kind of fan |
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| CN108160476A (en) | 2018-06-15 |
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Effective date of registration: 20200701 Address after: No. 1 Weishi Road, Ganzhou Economic and Technological Development Zone, Ganzhou City, Jiangxi Province, 341000 Applicant after: JIANGXI DONGJIAN AGRICULTURAL DEVELOPMENT Co.,Ltd. Address before: 448002 Refinery Road 72-2-7, Rongdao District, Jingmen City, Hubei Province Applicant before: Zhong Jianzhu |
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