CN110530136B - Hot air drier for rice, rapeseed and other grains - Google Patents
Hot air drier for rice, rapeseed and other grains Download PDFInfo
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- CN110530136B CN110530136B CN201910946092.5A CN201910946092A CN110530136B CN 110530136 B CN110530136 B CN 110530136B CN 201910946092 A CN201910946092 A CN 201910946092A CN 110530136 B CN110530136 B CN 110530136B
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- 235000013339 cereals Nutrition 0.000 title abstract description 133
- 240000002791 Brassica napus Species 0.000 title abstract description 5
- 235000004977 Brassica sinapistrum Nutrition 0.000 title abstract description 5
- 235000007164 Oryza sativa Nutrition 0.000 title abstract description 5
- 235000009566 rice Nutrition 0.000 title abstract description 5
- 240000007594 Oryza sativa Species 0.000 title abstract 2
- 238000007599 discharging Methods 0.000 claims abstract description 123
- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 238000001035 drying Methods 0.000 claims abstract description 73
- 238000009434 installation Methods 0.000 claims abstract description 28
- 239000000725 suspension Substances 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 29
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 5
- 238000007602 hot air drying Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 238000007664 blowing Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/06—Grains, e.g. cereals, wheat, rice, corn
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
- Y02A40/963—Off-grid food refrigeration
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides a hot air dryer for grains such as rice, rapeseed and the like, which comprises an installation frame body, wherein a suspension drying area, a grain conveying device, a hot air supply device and a grain discharging device are installed on the installation frame body, the grain conveying device comprises a power mechanism, a first conveying mechanism and a second conveying mechanism, the power mechanism is used for providing power for the operation of the first conveying mechanism and the second conveying mechanism, the first conveying mechanism is used for receiving the grains and conveying the grains into the second conveying mechanism, the second conveying mechanism is used for conveying the grains into the suspension drying area, the hot air supply device is used for providing hot air required by grain drying for the suspension drying area, the grain discharging device comprises a first discharging mechanism which is communicated with the suspension drying area and receives the dried grains, and a second discharging mechanism which is communicated with the first discharging mechanism and uniformly shunts the grains, And the third discharging mechanism is used for being communicated with the second discharging mechanism and cooling the grains.
Description
Technical Field
The invention relates to the field of grain processing, in particular to a grain drying machine.
Background
Grain is one of staple food common in people's life, the demand is foreseeable, so the grain is not reserved or lacked, but the grain just harvested is not suitable for storage, the too high proportion of water in the grain can not only accelerate the mildew and deterioration of the grain, but also improve the water content of air in a storage bin, influence the grain which is stored in the bin, cause the grain to be affected with damp and deteriorated, and cause potential harm to the health of eaters, therefore, a drying procedure is needed to ensure the quality and the storage safety of the grain before the grain is put into the bin, the traditional natural sun drying method under sunlight is simple and low in cost, but not only can cause the quality to be different due to the influence of natural factors, but also can cause the uncertain time of receiving the grain when the grain is put into the bin in bad weather, and a large field is needed for one-time sun drying, and a plurality of uncertain factors exist, therefore, the inventor designs a grain dryer, by adopting a hot air suspension drying mode, the grains can be rolled under the hot air blowing effect, so that the grains are dried more uniformly and thoroughly.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a grain drying machine, which adopts a hot air suspension drying mode, so that grains can roll under the blowing action of hot air, and the grains are dried more uniformly and thoroughly.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The hot air dryer for the grains such as the rice, the rapeseed and the like comprises an installation frame body, wherein a suspension drying area, a grain conveying device, a hot air supply device and a grain discharging device are installed on the installation frame body, the grain conveying device is used for conveying the grains into the suspension drying area, the hot air supply device is used for providing hot air required by grain drying for the suspension drying area, and the grain discharging device is used for guiding the dried grains to leave the suspension drying area and cooling the grains in the process;
the suspension drying area comprises a receiving tank with two openings at two ends and the extending direction of the receiving tank is vertical to the ground, the receiving tank is fixed on the mounting frame body, the receiving tank can be divided into two parts from bottom to top along the extending direction of the receiving tank, the two parts are respectively a receiving section I which is in a round platform structure and the small end of the receiving tank is positioned below the large end and a receiving section II which is in a cylindrical structure and is connected and communicated with the receiving section, the small end of the receiving section I is also connected and communicated with an air inlet pipe, the other end of the air inlet pipe is connected and communicated with a hot air supply device, the upper opening end of the second receiving section is also coaxially connected and communicated with a drying tank with two open ends, the drying tank can be divided into a drying section which is in a cylindrical structure and is connected and communicated with the second receiving section and a guiding section which is in a circular truncated cone structure and is connected and communicated with the drying section at the small end along the self axial direction from bottom to top, the top end of the guiding section is also connected and communicated with a discharging pipe, and the other end of the discharging pipe is connected and communicated with a grain discharging device;
the receiving tank is internally and coaxially provided with an inner tank body, the inner tank body can be divided into two sections from bottom to top along the self axial direction, and the two sections are respectively a receiving section III which is in a circular truncated cone structure and the small end of which is positioned below the large end and a receiving section IV which is in a cylindrical structure and is connected and communicated with the receiving section III;
a first splitter plate and a second splitter plate are further arranged between the inner cavity wall of the receiving tank and the inner tank body, the first splitter plate is fixed between the inner cavity wall of the receiving section I of the receiving tank and the outer surface of the receiving section III of the inner tank body, a plurality of groups of first splitter plates are arranged along the circumferential direction of the receiving tank in an array mode, the first splitter plates are used for splitting hot air, one part of the hot air is blown into the drying tank through the inner tank body, and the other part of the hot air is blown into the drying tank through an area between the inner cavity wall of the receiving tank and the outer surface of;
the second flow distribution plate is fixed between the inner cavity wall of the second receiving section of the receiving tank and the fourth receiving section of the inner tank, the free end of the second flow distribution plate penetrates through the inner tank and is positioned inside the fourth receiving section of the inner tank, a plurality of groups of the second flow distribution plate are arranged in an array mode along the circumferential direction of the receiving tank, and the second flow distribution plate is used for enabling hot air to be blown into the drying tank in a uniformly dispersed state;
a first communicating pipe and a second communicating pipe which are axially parallel to the ground are further arranged between the receiving tank and the inner tank body, one end of the first communicating pipe/the second communicating pipe is connected and communicated with the inner tank body, the other end of the first communicating pipe/the second communicating pipe extends out of the receiving tank, the first communicating pipe and the second communicating pipe are respectively positioned on one side of the inner tank body along the axial direction of the first communicating pipe and the second communicating pipe, and the first communicating pipe and the second communicating pipe are coaxially arranged;
the hot air supply device comprises a heater and a blower which are fixed on the mounting frame body, one end of the heater is communicated with the air inlet pipe, the other end of the heater is communicated with the blower, the blower is used for blowing air to the heater, and the air is heated by the heater to form hot air which is blown into the receiving pipe;
the grain conveying device comprises a power mechanism, a first conveying mechanism and a second conveying mechanism, wherein the power mechanism is used for providing power for the operation of the first conveying mechanism and the second conveying mechanism, the first conveying mechanism is used for receiving grains and conveying the grains into the second conveying mechanism, and the second conveying mechanism is used for conveying the grains into the receiving tank;
the grain discharging device comprises a first discharging mechanism, a second discharging mechanism and a third discharging mechanism, wherein the first discharging mechanism is used for being communicated with the discharging pipe and receiving dried grains, the second discharging mechanism is used for being communicated with the first discharging mechanism and uniformly distributing the grains, and the third discharging mechanism is used for being communicated with the second discharging mechanism and cooling the grains.
As a further improvement of the present solution.
The second conveying mechanism is a pipe chain conveying mechanism and comprises a three-way pipe, a connecting pipe and a pipe chain conveying component, the three-way pipe can be divided into two sections, namely a horizontal section and a vertical section, the horizontal section is horizontally arranged, one end of the horizontal section is connected and communicated with the second connecting pipe, the vertical section is vertically arranged and located above the horizontal section, the vertical section is also connected and communicated with the horizontal section, the connecting point is located in the middle of the horizontal section, and the horizontal section and the vertical section jointly form a T-shaped structure;
the pipe chain conveying component comprises a pipe chain piece and a mounting shell fixed on a mounting frame body, the mounting shell is of a shell structure provided with an inner cavity, one side surface of the mounting shell is provided with a first fixing hole/a second fixing hole communicated with the inner cavity of the mounting shell, and the mounting shell is provided with two groups which are respectively positioned on one side of the receiving tank along the self axial direction and are respectively a first mounting shell/a second mounting shell;
the first fixing hole of the first mounting shell is communicated with the horizontal section of the three-way pipe, the first fixing hole of the second mounting shell is communicated with the first communicating pipe, one end of the connecting pipe is communicated with the second fixing hole arranged on the first mounting shell, and the other end of the connecting pipe is communicated with the second fixing hole arranged on the second mounting shell;
the pipe chain piece comprises a rope chain, a pushing plate and a driving wheel, wherein the head end of the rope chain sequentially penetrates through a first communicating pipe, a second communicating pipe, a three-way pipe, a first mounting shell and a connecting pipe and then is connected with the head end of the rope chain to form a horizontal closed annular loop;
the pushing plates are fixed on the rope chain, the fixing points are located in the middle of the pushing plates and are vertically arranged between the pushing plates, a plurality of groups of pushing plates are arranged in an array mode along the extending direction of the rope chain, the pushing plates can form sealed sliding guide fit with the horizontal section of the three-way pipe, the first communicating pipe, the second communicating pipe and the connecting pipe, and rope knots are arranged on the parts, located between the two adjacent groups of pushing plates, of the rope chain and are correspondingly provided with a plurality of groups of rope knots;
the driving wheel is provided with two groups of driving wheels which are respectively arranged in the first installation shell and driven driving wheels which are arranged in the second installation shell, the axial direction of the driving wheels is perpendicular to the ground, the driving wheels are movably arranged in the first installation shell and can rotate around the axial direction of the driving wheels, a plurality of groups of driving bulges matched with the rope knots are arranged on an outer wheel surface array of the driving wheels, the driving wheels rotate and enable the driving bulges to be in contact with the rope knots, finally the rope chain pulls the pushing plate to move in the horizontal section of the three-way pipe/the first pipe connecting pipe/the second pipe connecting pipe, and the connection relation between the driven driving wheels and the second installation shell is consistent with the connection relation between the driving wheels and the first installation shell.
As a further improvement of the present solution.
The first conveying mechanism is positioned above the three-way pipe and comprises a conveying barrel and a conveying member, the conveying member comprises a fixed shell, the fixed shell is a shell structure with two open ends, the extending direction of the shell structure is vertical to the ground and is fixed on the mounting frame body, the fixed shell can be divided into two parts from bottom to top along the extending direction of the fixed shell, the two parts are respectively a circular truncated cone section with a small end positioned below a large end and a cylindrical section with a cylindrical structure and communicated with the circular truncated cone section, the top end of the cylindrical section is matched with and provided with a mounting end cover, and a mounting hole is coaxially formed in the mounting end cover;
an inner shell is coaxially arranged in the fixed shell, the inner shell can be divided into two parts from bottom to top along the axial direction of the inner shell, the two parts are respectively a preheating section which is in a round table structure and the small end of which is positioned below the large end and an installation section which is in a cylindrical structure and is communicated with the preheating section, a fastening piece is arranged between the small end of the preheating section and the small end of the round table section of the fixed shell, the two parts are fixedly connected through the fastening piece, and the small end of the preheating section is communicated with the top end of the vertical section of the three-way pipe;
a heating rod is arranged between the inner cavity wall of the fixed shell and the inner shell, one end of the heating rod extends out of the fixed shell and is connected with a power line, and a plurality of groups of heating rods are arranged in an array along the circumferential direction of the fixed shell;
the mounting section of the inner shell is also internally provided with a rotary feeding body, the rotary feeding body comprises a rotating plate and a partition plate, the rotating plate is of a circular plate structure and is coaxially arranged in the inner shell, the rotating plate is provided with two groups of feeding holes from bottom to top, the upper end face of the rotating plate positioned above the two groups of feeding holes is coaxially provided with a feeding pipe, the feeding holes are coaxially connected and communicated with the feeding pipe, the top end of the feeding pipe penetrates through a mounting hole arranged on the mounting end cover and is positioned above the mounting end cover, and the feeding pipe is connected with the mounting hole in a bearing mounting mode;
the partition plates are fixed between the two groups of rotating plates and are arranged in a plurality of groups along the circumferential direction of the rotating plates in an array manner;
the conveying cylinder is of a cylinder structure with two open ends, is axially vertical to the ground and is fixed on the mounting frame body, and can be divided into two sections from bottom to top along the axial direction of the conveying cylinder, wherein the two sections are respectively of a first conveying section which is of a circular truncated cone structure and the small end of the first conveying section is communicated with the top end of the feeding pipe, and a second conveying section which is of a cylindrical structure and is communicated with the large end of the first conveying section;
the conveying cylinder is internally provided with a stirring rod coaxially, one end of the stirring rod is fixedly connected with the rotating plate positioned below coaxially, and the other end of the stirring rod penetrates through the feeding hole and the feeding pipe and is positioned in the conveying cylinder.
As a further improvement of the present solution.
The power mechanism comprises a motor and a rotating shaft, the motor is fixed on the mounting frame body, an output shaft of the motor is axially vertical to the ground, the rotating shaft is movably mounted on the mounting frame body and can rotate around the axial direction of the rotating shaft, and the bottom end of the rotating shaft is coaxially and fixedly connected with the driving wheel;
a first power transmission component is arranged between the rotating shaft and the motor, power transmission is carried out between the rotating shaft and the motor through the first power transmission component, a second power transmission component is arranged between the feeding pipe and the rotating shaft, and power transmission is carried out between the feeding pipe and the rotating shaft through the second power transmission component;
the first power transmission component and the second power transmission component are both belt transmission components.
As a further improvement of the present solution.
The first discharging mechanism comprises a first discharging pipeline, the first discharging pipeline is of a pipeline structure with one open end and one closed end, the first discharging pipeline is vertically fixed on the mounting frame body, and the open end is positioned below the closed end;
the first discharging pipeline is provided with a connecting nozzle communicated with the inner cavity of the first discharging pipeline and close to the closed end of the first discharging pipeline, and the connecting nozzle is communicated with the discharging pipe;
a first vent hole is formed in the side surface, away from the connecting nozzle, of the first discharge pipeline, and a first blocking net for blocking grains is installed at the first vent hole in a matched mode;
the first discharging pipeline is internally provided with a fixing plate, the fixing plate is fixed on the wall of the first discharging pipeline, which is provided with the first ventilation hole, and is positioned under the first blocking net, the fixing plate is obliquely arranged, the distance between the fixing plate and the side face, which is provided with the first blocking net, of the first discharging pipeline is gradually decreased from bottom to top, and the fixing plate is provided with a plurality of groups along the direction array perpendicular to the ground.
As a further improvement of the present solution.
The second discharging mechanism comprises a second discharging pipeline, the second discharging pipeline is of a pipeline structure with openings at two ends, the second discharging pipeline is obliquely fixed on the mounting frame body, and the top end of the second discharging pipeline is communicated with the bottom end of the first discharging pipeline;
the second discharge pipeline along perpendicular to ground direction and keep away from the slope side on ground and seted up the through-hole to through-hole department matches and installs the closing cap, the second discharge pipeline is provided with the guide plate and the guide plate evenly is provided with a plurality of groups along perpendicular to ground direction and on the slope chamber wall that is close to ground, the guide plate comprises two parts and is water conservancy diversion section one/two respectively, fixed connection and keep away from each other between the bottom between the top of water conservancy diversion section one/two and water conservancy diversion section one/two constitutes V type structure jointly.
As a further improvement of the present solution.
The third discharging mechanism comprises a third discharging pipeline and an air cooler, the third discharging pipeline is of a pipeline structure with openings at two ends and is fixed on the mounting frame body, the third discharging pipeline can be divided into two parts from top to bottom along the extending direction of the third discharging pipeline, and the cooling section is vertically arranged, the top end of the cooling section is connected and communicated with the bottom end of the second discharging pipeline, and the discharging section is obliquely arranged and connected and communicated with the cooling section;
the cooling section side of the third discharge pipeline is provided with a second ventilation hole and a second ventilation hole which are matched with each other, and the third discharge pipeline is parallel to the other side of the second ventilation hole and is provided with an air inlet hole and an air inlet hole which are matched with each other to be provided with an air cooler.
Compared with the prior art, the grain drying device has the advantages that grains are conveyed into the suspension drying area in a pipe chain conveying mode, hot air for drying the grains can be prevented from being dispersed all around through the communicating pipe one or two, even if the hot air is concentrated in the suspension drying area to dry the grains, the drying efficiency is better, meanwhile, the grains can roll under the blowing action of the hot air in the suspension drying process of the grains, so that the grains are dried more uniformly and thoroughly, the drying effect is better, in addition, the grains are conveyed to the suspension drying area in the pipe chain conveying mode, the first conveying mechanism can preheat the grains, the surface of the grains is prevented from being cracked due to the fact that the temperature of the grains is instantly increased, and the quality of the grains is better; during the grain after the drying carries out ejection of compact process through grain discharging device, third discharge mechanism can carry out cooling treatment to grain, avoids dry and the higher grain of temperature to store moisture appearance in the enclosed environment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a schematic view of the configuration of the suspension drying zone of the present invention.
Fig. 6 is a cross-sectional view of a receiving tank of the present invention.
Fig. 7 is a schematic structural view of a hot air supply device according to the present invention.
Fig. 8 is a schematic structural view of the grain conveying device of the present invention.
Fig. 9 is a schematic structural view of a second conveying mechanism of the present invention.
Fig. 10 is a schematic structural view of a pipe chain conveying member of the present invention.
Fig. 11 is a schematic view of the internal structure of the pipe chain conveying member of the present invention.
Fig. 12 is a partial structural schematic view of a pipe chain conveying member of the present invention.
Fig. 13 is a schematic structural view of the first conveying mechanism of the present invention.
Fig. 14 is a schematic structural view of a conveying member of the present invention.
Fig. 15 is a schematic view of the internal structure of the conveying member of the present invention.
FIG. 16 is a view of the rotary feed assembly of the present invention in cooperation with a stir bar.
Fig. 17 is a schematic structural diagram of the power mechanism of the present invention.
Fig. 18 is a schematic structural view of the grain discharging device of the present invention.
Fig. 19 is a sectional view of the first discharging mechanism of the present invention.
Fig. 20 is a matching view of the second discharging mechanism and the third discharging mechanism of the present invention.
Fig. 21 is a matching view of the second discharging mechanism and the third discharging mechanism of the present invention.
Detailed Description
The grain drying device has the advantages that the grain is conveyed into the suspension drying area in a hot air suspension mode, hot air for drying the grain can be prevented from being dispersed all around through the communicating pipe, even if the hot air is concentrated in the suspension drying area to dry the grain, the drying efficiency is better, meanwhile, the grain can be rolled under the action of hot air blowing in the grain suspension drying process, so that the grain is dried more uniformly and thoroughly, the drying effect is better, in addition, the grain can be preheated by the first conveying mechanism before being conveyed into the suspension drying area in the pipe chain conveying mode, the surface of the grain is prevented from being cracked due to the fact that the temperature of the grain is instantly increased, and the quality of the grain is better; during the grain after the drying carries out ejection of compact process through grain discharging device, third discharge mechanism can carry out cooling treatment to grain, avoids dry and the higher grain of temperature to store moisture appearance in the enclosed environment.
Rice, the hot air drying machine of cereal such as rape seed, including the installation support body, install suspension drying district 100 on the installation support body, grain conveyor 200, hot-blast feeding mechanism 300, grain discharging device 400, grain conveyor 200 is used for carrying grain to suspension drying district 100 in, hot-blast feeding mechanism 300 is used for providing the required hot-blast of grain stoving for suspension drying district 100, grain discharging device 400 is used for guiding the grain after the stoving to leave suspension drying district 100 and carry out the cooling process to grain at this in-process.
The suspension drying area 100 comprises a receiving tank 110 with openings at two ends and an extending direction perpendicular to the ground, the receiving tank 110 is fixed on an installation frame body, the receiving tank 110 can be divided into two parts from bottom to top along the extending direction of the receiving tank 110, the two parts are respectively a first receiving section which is of a circular truncated cone structure and a small end of which is positioned below a large end, a second receiving section which is of a cylindrical structure and is communicated with the first receiving section, the small end of the first receiving section is also communicated with an air inlet pipe 120, the other end of the air inlet pipe 120 is communicated with a hot air supply device 300, the upper opening end of the second receiving section is also coaxially connected with a drying tank 130 with openings at two ends, the drying tank 130 can be divided into a drying section which is of a cylindrical structure and is communicated with the second receiving section, a guiding section which is of a circular truncated cone structure and is communicated with the drying section from bottom to top along the axial direction of the drying tank 130, and a discharging pipe, the other end of the discharge pipe 140 is connected with the grain discharge device 400.
The receiving tank 110 is also internally and coaxially provided with an inner tank 111, the inner tank 111 can be divided into two sections from bottom to top along the axial direction of the inner tank, and the two sections are respectively a receiving section III which is in a circular truncated cone structure and has a small end positioned below a large end and a receiving section IV which is in a cylindrical structure and is connected and communicated with the receiving section III.
A first splitter plate 114 and a second splitter plate 115 are further arranged between the inner cavity wall of the receiving tank 110 and the inner tank 111, the first splitter plate 114 is fixed between the inner cavity wall of the receiving section of the receiving tank 110 and the outer surface of the receiving section of the inner tank 111, a plurality of groups of the first splitter plates 114 are arranged in an array mode along the circumferential direction of the receiving tank 110, the first splitter plates 114 are used for splitting hot air, part of the hot air is blown into the drying tank 130 through the inner tank 111, and the other part of the hot air is blown into the drying tank 130 through an area between the inner cavity wall of the receiving tank 110 and the outer surface of the inner tank 111.
The second diversion plate 115 is fixed between the inner cavity wall of the second receiving section of the receiving tank 110 and the fourth receiving section of the inner tank 111, the free end of the second diversion plate 115 penetrates through the inner tank 111 and is positioned inside the fourth receiving section of the inner tank 111, a plurality of groups of the second diversion plate 115 are arranged in an array mode along the circumferential direction of the receiving tank 110, and the second diversion plate 115 is used for enabling hot air to be blown into the drying tank 130 in a uniformly dispersed state.
A first communicating pipe 112 and a second communicating pipe 113 which are axially parallel to the ground are further arranged between the receiving tank 110 and the inner tank body 111, one end of the first communicating pipe 112/the second communicating pipe 113 is connected and communicated with the inner tank body 111, the other end of the first communicating pipe 112/the second communicating pipe 113 extends out of the receiving tank 110, the first communicating pipe 112 and the second communicating pipe 113 are respectively positioned on one side of the inner tank body 111 along the axial direction of the first communicating pipe 112 and the second communicating pipe 113, and the first communicating pipe 112 and the second communicating pipe 113 are coaxially arranged.
The hot air supply device 300 includes a heater 310 and a blower 320 fixed on the mounting frame, one end of the heater 310 is connected to the air inlet pipe 120, the other end is connected to the blower 320, the blower 320 is used for blowing air to the heater 310, and the air is heated by the heater 310 to form hot air and blown into the receiving pipe 110; the heater 310 and the blower 320 are conventional and will not be described in detail herein.
The grain conveying device 200 includes a power mechanism 210, a first conveying mechanism 220, and a second conveying mechanism 230, wherein the power mechanism 210 is used for providing power for the operation of the first conveying mechanism 220 and the second conveying mechanism 230, the first conveying mechanism 220 is used for receiving grains and conveying the grains to the second conveying mechanism 230, and the second conveying mechanism 230 is used for conveying the grains to the receiving tank 110.
The second conveying mechanism 230 is a pipe chain conveying mechanism, the second conveying mechanism 230 comprises a three-way pipe 2310, a connecting pipe 2320 and a pipe chain conveying component 2330, the three-way pipe 2310 can be divided into two sections which are respectively a horizontal section and a vertical section, the horizontal section is horizontally arranged, one end of the horizontal section is connected and communicated with the second pipe connecting pipe 113, the vertical section is vertically arranged and located above the horizontal section, the vertical section is also connected and communicated with the horizontal section, the communicating point is located at the middle position of the horizontal section, and the horizontal section and the vertical section jointly form a T-shaped structure.
The pipe chain conveying member 2330 includes a pipe chain member and a mounting housing 2331 fixed to the mounting frame body, the mounting housing 2331 is a housing structure provided with an inner cavity, one side surface of the mounting housing 2331 is provided with a first fixing hole and a second fixing hole communicated with the inner cavity, and the mounting housing 2331 is provided with two groups which are respectively located at one side of the receiving tank 110 along the axial direction thereof and are respectively a first mounting housing and a second mounting housing.
The first fixing hole of the first mounting shell is communicated with the horizontal section of the three-way pipe 2310, the first fixing hole of the second mounting shell is communicated with the first communicating pipe 112, one end of the connecting pipe 2320 is communicated with the second fixing hole arranged on the first mounting shell, and the other end of the connecting pipe 2320 is communicated with the second fixing hole arranged on the second mounting shell.
The pipe chain component comprises a rope chain 2332, a pushing plate 2333 and a driving wheel 2335, wherein the head end of the rope chain 2332 sequentially penetrates through a first communicating pipe 112, a second communicating pipe 113, a three-way pipe 2310, a first mounting shell and a connecting pipe 2320 and then is connected with the head end of the rope chain 2332 to form a horizontal closed loop.
The push plates 2333 are fixed on the rope 2332, the fixing points are located in the middle of the push plates 2333, the push plates 2333 are vertically arranged, a plurality of groups of push plates 2333 are arranged in an array mode along the extending direction of the rope 2332, the push plates 2333 can form sealed sliding guide fit with the horizontal section of the three-way pipe 2310, the first communicating pipe 112, the second communicating pipe 113 and the connecting pipe 2320, and the rope 2334 is arranged at the part, located between the two adjacent groups of push plates 2333, of the rope 2332 and correspondingly provided with a plurality of groups of rope 2334.
The driving wheels 2335 are provided with two groups of driving wheels which are respectively arranged in the first mounting shell and driven driving wheels which are arranged in the second mounting shell, the axial direction of the driving wheels is vertical to the ground, the driving wheels are movably arranged in the first mounting shell and can rotate around the axial direction of the driving wheels, the outer wheel surface array of the driving wheels is provided with a plurality of groups of driving bulges matched with the cable ties 2334, the driving wheels rotate and enable the driving bulges to be in contact with the cable ties 2334, finally the rope chain 2332 pulls the push plate 2333 to move in the horizontal section/the first connection pipe 112/the second connection pipe 113/the connection pipe 2320 of the three-way pipe 2310, and the connection relation between the driven driving wheels and the first mounting shell is consistent with the connection relation between the driving wheels and the first mounting shell.
The first conveying mechanism 220 conveys grains into the three-way pipe 2310, the driving wheel of the second conveying mechanism 230 rotates around the axial direction of the driving wheel under the driving of the power mechanism 210, so that the pushing plate 2333 moves in the horizontal section/the first communicating pipe 112/the second communicating pipe 113/the connecting pipe 2320 of the three-way pipe 2310, the second communicating pipe 113 finally conveys the grains into the inner tank 111 through the three-way pipe 2310 and the second communicating pipe 113, meanwhile, the grains are blown into the drying tank 130 by hot air and dried by the hot air, in the process, the hot air is uniformly dispersed and blown into the drying tank 130 due to the existence of the first flow dividing plate 114 and the second flow dividing plate 115, the grains cannot fall to the area between the inner cavity wall of the receiving tank 110 and the inner tank 111 due to different wind distribution strengths, and meanwhile, in the process of drying the grains in the drying tank 130 by the hot air, the grains roll under the blowing effect of the hot air, so that the grains are dried more, in addition, since the push plate 2333 can form a sealed sliding guiding fit with the horizontal section of the three-way pipe 2310, the first communicating pipe 112, the second communicating pipe 113 and the connecting pipe 2320, hot air is prevented from being dispersed to the periphery through the first communicating pipe 112 and the second communicating pipe 113;
the dried grain is guided by the guiding section of the drying tank 130 and is blown into the grain discharging device 400 through the discharging pipe 140.
The first conveying mechanism 220 is located above the three-way pipe 2310, the first conveying mechanism 220 comprises a conveying barrel 2210 and a conveying member 2220, the conveying member 2220 comprises a fixed shell 2221, the fixed shell 2221 is a shell structure with two open ends and an extending direction perpendicular to the ground and fixed on an installation frame body, the fixed shell 2221 can be divided into two parts along the extending direction of the fixed shell 2221 from bottom to top and is respectively a circular truncated cone section with a circular truncated cone structure and a small end located below a large end and a cylindrical section with a cylindrical structure and connected with the circular truncated cone section, and the top end of the cylindrical section is matched with and provided with an installation end cover and an installation hole is coaxially formed in the installation end cover.
The fixed shell 2221 is also internally and coaxially provided with an inner shell 2222, the inner shell 2222 can be divided into two parts from bottom to top along the self axial direction, and is respectively a preheating section which is in a circular truncated cone structure and has a small end positioned below a large end, and an installation section which is in a cylindrical structure and is connected and communicated with the preheating section, a fastening piece is arranged between the small end of the preheating section and the small end of the circular truncated cone section of the fixed shell 2221, the small end of the preheating section and the small end of the circular truncated cone section of the fixed shell 2221 are fixedly connected through the fastening piece, and the small end of the preheating section.
A heating rod 2223 is disposed between the inner cavity wall of the fixed housing 2221 and the inner housing 222, one end of the heating rod 2223 extends out of the fixed housing 2221 and is connected to a power line, and a plurality of groups of heating rods 2223 are arranged in an array along the circumferential direction of the fixed housing 2221.
The mounting section of the inner shell 2222 is further provided with a rotary feeding body, the rotary feeding body comprises a rotary plate 2224 and a partition plate 2225, the rotary plate 2224 is of a circular plate structure, the rotary plate 2224 is coaxially arranged in the inner shell 2222, the rotary plate 2224 is provided with two groups from bottom to top, the upper end face of the rotary plate 2224 above the rotary plate 2224 is coaxially provided with a feeding hole, the feeding hole is coaxially connected with a feeding pipe 2226, the top end of the feeding pipe 2226 penetrates through the mounting hole arranged on the mounting end cover and is positioned above the mounting end cover, and the feeding pipe 2226 is connected with the mounting hole in a bearing mounting mode.
The separation plates 2225 are fixed between the two sets of rotation plates 2224, and the separation plates 2225 are arranged in several sets in an array along the circumferential direction of the rotation plates 2225.
The conveying cylinder 2210 is of a cylinder structure with two open ends, the axial direction of the conveying cylinder 2210 is perpendicular to the ground and is fixed on the mounting frame body, the conveying cylinder 2210 can be divided into two sections from bottom to top along the self axial direction, and the two sections are respectively a first conveying section which is of a circular truncated cone structure and the small end of which is communicated with the top end of the feeding pipe 2226, and a second conveying section which is of a cylindrical structure and is communicated with the large end of the first conveying section.
The staff pours grain into the transport cylinder 2210 and finally flows into the rotary feeding body, at the same time, the power mechanism 210 drives the rotary feeding body to rotate around the self axial direction, the grain is thrown out of the rotary feeding body into the inner shell 2222 under the action of centrifugal force, clings to the inner cavity wall of the inner shell 2222 and is preheated by the heating rod 2223, and then the preheated grain is transported into the three-way pipe 2310.
Preferably, in order to prevent the grain from accumulating at the connection between the conveying cylinder 2210 and the feeding pipe 2226, a stirring rod 2211 is further coaxially arranged in the conveying cylinder 2210, one end of the stirring rod 2211 is coaxially and fixedly connected with the rotating plate 2224 positioned below, and the other end passes through the feeding hole and the feeding pipe 2226 and is positioned in the conveying cylinder 2210; the rotary feeding body rotates and pulls the stirring rod 2211 to synchronously rotate, the stirring rod 2211 rotates and stirs grains in the conveying cylinder 2210, so that the grains can smoothly enter the rotary feeding body through the conveying cylinder 2210, and the condition that the grains are accumulated at the communicating part between the conveying cylinder 2210 and the feeding pipe 2226 is effectively avoided.
The power mechanism 210 comprises a motor 211 and a rotating shaft 212, the motor 211 is fixed on the mounting frame body, an output shaft of the motor 211 is axially vertical to the ground, the rotating shaft 212 is movably mounted on the mounting frame body and can rotate around the axial direction of the rotating shaft 212, and the bottom end of the rotating shaft is also coaxially and fixedly connected with the driving wheel.
A first power transmission member 213 is disposed between the rotating shaft 212 and the motor 211, and power transmission is performed between the first power transmission member 213, a second power transmission member 214 is disposed between the feeding pipe 2226 and the rotating shaft 212, and power transmission is performed between the feeding pipe 2226 and the rotating shaft through the second power transmission member 214, preferably, the first power transmission member 213 and the second power transmission member 214 are both belt transmission members.
The motor 211 operates and pulls the rotating shaft 212 to rotate around the self axial direction through the first power transmission member 213, the rotating shaft 212 rotates and pulls the driving wheels to rotate synchronously, and meanwhile, the rotating shaft 212 also pulls the feeding pipe 2226 to rotate synchronously through the second power transmission member 214, namely, pulls the rotary feeding body to rotate synchronously.
The grain discharging device 400 comprises a first discharging mechanism 410, a second discharging mechanism 420 and a third discharging mechanism 430, wherein the first discharging mechanism 410 is used for being communicated with the discharging pipe 140 and receiving dried grains, the second discharging mechanism 420 is used for being communicated with the first discharging mechanism 410 and uniformly distributing the grains, and the third discharging mechanism 430 is used for being communicated with the second discharging mechanism 420 and cooling the grains.
The first discharging pipe 411 is provided with a connecting nozzle 413 communicated with the inner cavity of the first discharging pipe and close to the closed end of the first discharging pipe, and the connecting nozzle 413 is communicated with the discharging pipe 140.
The first discharging pipeline 411 is provided with a first ventilation hole at the side deviating from the connecting nozzle 413, and a first blocking net 412 for blocking grains is arranged at the first ventilation hole in a matching manner.
The first discharging pipeline 411 is further internally provided with a fixing plate 414, the fixing plate 414 is fixed on the wall of the first discharging pipeline 411 provided with the first ventilation hole, the fixing plate 414 is located right below the first blocking net 412, the fixing plate 414 is obliquely arranged, the distance between the fixing plate 414 and the side face of the first discharging pipeline 411 provided with the first blocking net 412 decreases progressively from bottom to top, and the fixing plate 414 is provided with a plurality of groups in an array manner along the direction perpendicular to the ground.
The grain after the drying is blown to first ejection of compact pipeline 411 through discharging pipe 140 in the guide of drying tank 130 guide section, and grain is blown to being close to and keeps off net 412 by hot-blast, and hot-blast first through the wind vent leaves afterwards, grain drops to second discharge mechanism 420 in, and grain in-process that drops simultaneously, grain can contact with fixed plate 414 and is broken up by fixed plate 414, and grain is broken up and gets into to second discharge mechanism 420 with the mode of scattering and is favorable to follow-up grain cooling processing.
The second discharging mechanism 420 includes a second discharging pipe 421, the second discharging pipe 421 is a pipe structure with openings at two ends, the second discharging pipe 421 is obliquely fixed on the mounting frame body, and the top end of the second discharging pipe 421 is connected to the bottom end of the first discharging pipe 411.
The second ejection of compact pipeline 421 along perpendicular to ground direction and keep away from and seted up the through-hole on the slope side on ground to through-hole department matches and installs the closing cap, second ejection of compact pipeline 421 is provided with guide plate 422 and guide plate 422 evenly are provided with a plurality of groups along perpendicular to ground direction and on the slope chamber wall on the ground of being close to, guide plate 422 comprises two parts and is water conservancy diversion section one/two respectively, fixed connection and keep away from each other between the bottom between the top of water conservancy diversion section one/two, and water conservancy diversion section one/two constitutes V type structure jointly.
Grain drops to in the second ejection of compact pipeline 421 and continues to drop to third discharge mechanism 430 through the guide of second ejection of compact pipeline 421 in, simultaneously this in-process, grain and guide plate 422 contact and are broken up by the reposition of redundant personnel for grain evenly drops to in the third discharge mechanism 430.
A second vent hole is formed in the side surface of the cooling section of the third discharge pipeline 431, a second blocking net 432 is arranged at the second vent hole in a matching mode, an air inlet hole is formed in the other side surface, parallel to the second vent hole, of the third discharge pipeline 431, and an air cooler 433 is arranged at the air inlet hole in a matching mode; air cooler 433 is prior art and will not be described in detail herein.
Grain drops to third ejection of compact pipeline 431 and carries out the ejection of compact through third ejection of compact pipeline 431, and this in-process simultaneously, grain is cooled down the temperature by air-cooler 433 and is handled, avoids dry and the higher grain of temperature to store moisture appearance in the closed environment.
Claims (10)
1. The hot air dryer is characterized by comprising an installation frame body, wherein a suspension drying area, a grain conveying device, a hot air supply device and a grain discharging device are installed on the installation frame body;
the suspension drying area comprises a receiving tank with two openings at two ends and the extending direction of the receiving tank is vertical to the ground, the receiving tank is fixed on the mounting frame body, the receiving tank can be divided into two parts from bottom to top along the extending direction of the receiving tank, the two parts are respectively a receiving section I which is in a round platform structure and the small end of the receiving tank is positioned below the large end and a receiving section II which is in a cylindrical structure and is connected and communicated with the receiving section, the small end of the receiving section I is also connected and communicated with an air inlet pipe, the other end of the air inlet pipe is connected and communicated with a hot air supply device, the upper opening end of the second receiving section is also coaxially connected and communicated with a drying tank with two open ends, the drying tank can be divided into a drying section which is in a cylindrical structure and is connected and communicated with the second receiving section and a guiding section which is in a circular truncated cone structure and is connected and communicated with the drying section at the small end along the self axial direction from bottom to top, the top end of the guiding section is also connected and communicated with a discharging pipe, and the other end of the discharging pipe is connected and communicated with a grain discharging device;
the receiving tank is internally and coaxially provided with an inner tank body, the inner tank body can be divided into two sections from bottom to top along the self axial direction, and the two sections are respectively a receiving section III which is in a circular truncated cone structure and the small end of which is positioned below the large end and a receiving section IV which is in a cylindrical structure and is connected and communicated with the receiving section III;
a first splitter plate and a second splitter plate are further arranged between the inner cavity wall of the receiving tank and the inner tank body, the first splitter plate is fixed between the inner cavity wall of the receiving section I of the receiving tank and the outer surface of the receiving section III of the inner tank body, a plurality of groups of first splitter plates are arranged along the circumferential direction of the receiving tank in an array mode, the first splitter plates are used for splitting hot air, one part of the hot air is blown into the drying tank through the inner tank body, and the other part of the hot air is blown into the drying tank through an area between the inner cavity wall of the receiving tank and the outer surface of;
the second flow distribution plate is fixed between the inner cavity wall of the second receiving section of the receiving tank and the fourth receiving section of the inner tank, the free end of the second flow distribution plate penetrates through the inner tank and is positioned inside the fourth receiving section of the inner tank, a plurality of groups of the second flow distribution plate are arranged in an array mode along the circumferential direction of the receiving tank, and the second flow distribution plate is used for enabling hot air to be blown into the drying tank in a uniformly dispersed state;
the receiving tank and the inner tank body are also provided with a first communicating pipe and a second communicating pipe which are axially parallel to the ground, one end of the first communicating pipe/the second communicating pipe is connected and communicated with the inner tank body, the other end of the first communicating pipe/the second communicating pipe extends out of the receiving tank, the first communicating pipe and the second communicating pipe are respectively positioned on one side of the inner tank body along the axial direction of the first communicating pipe and the second communicating pipe, and the first communicating pipe and the second communicating pipe are coaxially arranged.
2. The hot air dryer as claimed in claim 1, wherein the hot air supplying means includes a heater and a blower fixed to the mounting frame, the heater has one end connected to the air inlet pipe and the other end connected to the blower, and the blower blows air to the heater and the air is heated by the heater to form hot air which is blown into the receiving pipe.
3. The hot air dryer according to claim 2, wherein the grain conveying device comprises a power mechanism, a first conveying mechanism and a second conveying mechanism, the power mechanism is used for providing power for the operation of the first conveying mechanism and the second conveying mechanism, the first conveying mechanism is used for receiving the grains and conveying the grains into the second conveying mechanism, and the second conveying mechanism is used for conveying the grains into the receiving tank;
the grain discharging device comprises a first discharging mechanism, a second discharging mechanism and a third discharging mechanism, wherein the first discharging mechanism is used for being communicated with the discharging pipe and receiving dried grains, the second discharging mechanism is used for being communicated with the first discharging mechanism and uniformly distributing the grains, and the third discharging mechanism is used for being communicated with the second discharging mechanism and cooling the grains.
4. The hot air dryer according to claim 3, wherein the second conveying mechanism is a pipe chain conveying mechanism, the second conveying mechanism comprises a three-way pipe, a connecting pipe and a pipe chain conveying member, the three-way pipe can be divided into two sections which are respectively a horizontal section and a vertical section, the horizontal section is horizontally arranged, one end of the horizontal section is communicated with the connecting pipe II, the vertical section is vertically arranged and is positioned above the horizontal section, the vertical section is also communicated with the horizontal section, the communicating point is positioned in the middle of the horizontal section, and the horizontal section and the vertical section form a T-shaped structure together;
the pipe chain conveying component comprises a pipe chain piece and a mounting shell fixed on a mounting frame body, the mounting shell is of a shell structure provided with an inner cavity, a first fixing hole and a second fixing hole communicated with the inner cavity of the mounting shell are formed in one side face of the mounting shell, and the mounting shell is provided with two groups of fixing holes, is located on one side of the receiving tank in the axial direction of the receiving tank and is respectively a first mounting shell and a second mounting shell.
5. The hot air dryer as claimed in claim 4, wherein the first fixing hole of the first mounting housing is connected and communicated with the horizontal section of the three-way pipe, the first fixing hole of the second mounting housing is connected and communicated with the communicating pipe, one end of the connecting pipe is connected and communicated with the second fixing hole arranged on the first mounting housing, and the other end of the connecting pipe is connected and communicated with the second fixing hole arranged on the second mounting housing;
the pipe chain piece comprises a rope chain, a pushing plate and a driving wheel, wherein the head end of the rope chain sequentially penetrates through a first communicating pipe, a second communicating pipe, a three-way pipe, a first mounting shell and a connecting pipe and then is connected with the head end of the rope chain to form a horizontal closed annular loop;
the pushing plates are fixed on the rope chain, the fixing points are located in the middle of the pushing plates and are vertically arranged between the pushing plates, a plurality of groups of pushing plates are arranged in an array mode along the extending direction of the rope chain, the pushing plates can form sealed sliding guide fit with the horizontal section of the three-way pipe, the first communicating pipe, the second communicating pipe and the connecting pipe, and rope knots are arranged on the parts, located between the two adjacent groups of pushing plates, of the rope chain and are correspondingly provided with a plurality of groups of rope knots;
the driving wheel is provided with two groups of driving wheels which are respectively arranged in the first installation shell and driven driving wheels which are arranged in the second installation shell, the axial direction of the driving wheels is perpendicular to the ground, the driving wheels are movably arranged in the first installation shell and can rotate around the axial direction of the driving wheels, a plurality of groups of driving bulges matched with the rope knots are arranged on an outer wheel surface array of the driving wheels, the driving wheels rotate and enable the driving bulges to be in contact with the rope knots, finally the rope chain pulls the pushing plate to move in the horizontal section of the three-way pipe/the first pipe connecting pipe/the second pipe connecting pipe, and the connection relation between the driven driving wheels and the second installation shell is consistent with the connection relation between the driving wheels and the first installation shell.
6. The hot air dryer according to claim 3, wherein the first conveying mechanism is located above the three-way pipe, the first conveying mechanism comprises a conveying barrel and a conveying member, the conveying member comprises a fixed shell, the fixed shell is a shell structure which is provided with two open ends, the extending direction of the fixed shell is perpendicular to the ground and is fixed on the mounting frame body, the fixed shell can be divided into two parts along the extending direction of the fixed shell from bottom to top, the two parts are respectively a circular truncated cone section which is in a circular truncated cone structure, the small end of the circular truncated cone section is located below the large end of the circular truncated cone section, and a cylindrical section which is in a cylindrical structure and is connected and communicated with the circular truncated cone section, the top end of the cylindrical section is provided with;
an inner shell is coaxially arranged in the fixed shell, the inner shell can be divided into two parts from bottom to top along the axial direction of the inner shell, the two parts are respectively a preheating section which is in a round table structure and the small end of which is positioned below the large end and an installation section which is in a cylindrical structure and is communicated with the preheating section, a fastening piece is arranged between the small end of the preheating section and the small end of the round table section of the fixed shell, the two parts are fixedly connected through the fastening piece, and the small end of the preheating section is communicated with the top end of the vertical section of the three-way pipe;
a heating rod is arranged between the inner cavity wall of the fixed shell and the inner shell, one end of the heating rod extends out of the fixed shell and is connected with a power line, and a plurality of groups of heating rods are arranged in an array along the circumferential direction of the fixed shell;
the mounting section of the inner shell is also internally provided with a rotary feeding body, the rotary feeding body comprises a rotating plate and a partition plate, the rotating plate is of a circular plate structure and is coaxially arranged in the inner shell, the rotating plate is provided with two groups of feeding holes from bottom to top, the upper end face of the rotating plate positioned above the two groups of feeding holes is coaxially provided with a feeding pipe, the feeding holes are coaxially connected and communicated with the feeding pipe, the top end of the feeding pipe penetrates through a mounting hole arranged on the mounting end cover and is positioned above the mounting end cover, and the feeding pipe is connected with the mounting hole in a bearing mounting mode;
the partition plates are fixed between the two groups of rotating plates and are arranged in a plurality of groups along the circumferential direction of the rotating plates in an array manner;
the conveying cylinder is of a cylinder structure with two open ends, is axially vertical to the ground and is fixed on the mounting frame body, and can be divided into two sections from bottom to top along the axial direction of the conveying cylinder, wherein the two sections are respectively of a first conveying section which is of a circular truncated cone structure and the small end of the first conveying section is communicated with the top end of the feeding pipe, and a second conveying section which is of a cylindrical structure and is communicated with the large end of the first conveying section;
the conveying cylinder is internally provided with a stirring rod coaxially, one end of the stirring rod is fixedly connected with the rotating plate positioned below coaxially, and the other end of the stirring rod penetrates through the feeding hole and the feeding pipe and is positioned in the conveying cylinder.
7. The hot air dryer according to claim 6, wherein the power mechanism comprises a motor and a rotating shaft, the motor is fixed on the mounting frame body, an output shaft of the motor is axially vertical to the ground, the rotating shaft is axially vertical to the ground, is movably mounted on the mounting frame body and can rotate around the shaft, and the bottom end of the rotating shaft is coaxially and fixedly connected with the driving wheel;
a first power transmission component is arranged between the rotating shaft and the motor, power transmission is carried out between the rotating shaft and the motor through the first power transmission component, a second power transmission component is arranged between the feeding pipe and the rotating shaft, and power transmission is carried out between the feeding pipe and the rotating shaft through the second power transmission component;
the first power transmission component and the second power transmission component are both belt transmission components.
8. The hot air drying machine according to claim 3, wherein the first discharging mechanism comprises a first discharging pipeline, the first discharging pipeline is of a pipeline structure with one end open and one end closed, the first discharging pipeline is vertically fixed on the mounting frame body, and the open end is positioned below the closed end;
the first discharging pipeline is provided with a connecting nozzle communicated with the inner cavity of the first discharging pipeline and close to the closed end of the first discharging pipeline, and the connecting nozzle is communicated with the discharging pipe;
a first vent hole is formed in the side surface, away from the connecting nozzle, of the first discharge pipeline, and a first blocking net for blocking grains is installed at the first vent hole in a matched mode;
the first discharging pipeline is internally provided with a fixing plate, the fixing plate is fixed on the wall of the first discharging pipeline, which is provided with the first ventilation hole, and is positioned under the first blocking net, the fixing plate is obliquely arranged, the distance between the fixing plate and the side face, which is provided with the first blocking net, of the first discharging pipeline is gradually decreased from bottom to top, and the fixing plate is provided with a plurality of groups along the direction array perpendicular to the ground.
9. The hot air drying machine according to claim 3, wherein the second discharging mechanism comprises a second discharging pipeline, the second discharging pipeline is of a pipeline structure with openings at two ends, the second discharging pipeline is obliquely fixed on the mounting frame body, and the top end of the second discharging pipeline is communicated with the bottom end of the first discharging pipeline;
the second discharge pipeline along perpendicular to ground direction and keep away from the slope side on ground and seted up the through-hole to through-hole department matches and installs the closing cap, the second discharge pipeline is provided with the guide plate and the guide plate evenly is provided with a plurality of groups along perpendicular to ground direction and on the slope chamber wall that is close to ground, the guide plate comprises two parts and is water conservancy diversion section one/two respectively, fixed connection and keep away from each other between the bottom between the top of water conservancy diversion section one/two and water conservancy diversion section one/two constitutes V type structure jointly.
10. The hot air dryer according to claim 9, wherein the third discharging mechanism comprises a third discharging pipeline and an air cooler, the third discharging pipeline is of a pipeline structure with openings at two ends and is fixed on the mounting frame body, the third discharging pipeline can be divided into two parts from top to bottom along the extension direction of the third discharging pipeline, and the three parts are respectively a cooling section which is vertically arranged and the top end of the third discharging pipeline is connected and communicated with the bottom end of the second discharging pipeline, and a discharging section which is obliquely arranged and is connected and communicated with the cooling section;
the cooling section side of the third discharge pipeline is provided with a second ventilation hole and a second ventilation hole which are matched with each other, and the third discharge pipeline is parallel to the other side of the second ventilation hole and is provided with an air inlet hole and an air inlet hole which are matched with each other to be provided with an air cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946092.5A CN110530136B (en) | 2019-10-02 | 2019-10-02 | Hot air drier for rice, rapeseed and other grains |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910946092.5A CN110530136B (en) | 2019-10-02 | 2019-10-02 | Hot air drier for rice, rapeseed and other grains |
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| CN110530136B true CN110530136B (en) | 2020-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3279094A (en) * | 1963-03-18 | 1966-10-18 | Jr Roy W Blanton | Apparatus for controlling flow of gases |
| CN2280268Y (en) * | 1996-01-10 | 1998-04-29 | 秦玉尧 | Air jet type fluidized bed drying apparatus |
| CN206498838U (en) * | 2016-08-19 | 2017-09-19 | 湖南富马科食品工程技术有限公司 | A kind of food industry fluidization drying apparatus |
| CN207317375U (en) * | 2017-09-19 | 2018-05-04 | 常州市震华干燥设备有限公司 | Boiling drier |
| CN207600146U (en) * | 2017-11-14 | 2018-07-10 | 北京中科领向环保研究院有限公司 | A kind of wet-discharged coal ash suspended state cycle drying and separation system |
| CN208382723U (en) * | 2018-05-29 | 2019-01-15 | 绍兴百慧科技有限公司 | A kind of new and effective boiling drier |
| CN209027192U (en) * | 2018-11-08 | 2019-06-25 | 湖北省陵州药业有限公司 | A kind of lightweight medicinal material circulating air drying equipment |
| CN209295542U (en) * | 2018-12-14 | 2019-08-23 | 济宁学院 | Hot air combined microwave drying fluidized bed |
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