CN113154860A - Three-return-stroke cyclone type rape drying device - Google Patents
Three-return-stroke cyclone type rape drying device Download PDFInfo
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- CN113154860A CN113154860A CN202110453765.0A CN202110453765A CN113154860A CN 113154860 A CN113154860 A CN 113154860A CN 202110453765 A CN202110453765 A CN 202110453765A CN 113154860 A CN113154860 A CN 113154860A
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- 238000001035 drying Methods 0.000 title claims abstract description 64
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 244000188595 Brassica sinapistrum Species 0.000 claims abstract description 12
- 235000004977 Brassica sinapistrum Nutrition 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 235000011293 Brassica napus Nutrition 0.000 description 30
- 240000002791 Brassica napus Species 0.000 description 30
- 238000004062 sedimentation Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B20/00—Combinations of machines or apparatus covered by two or more of groups F26B9/00 - F26B19/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0404—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis with internal subdivision of the drum, e.g. for subdividing or recycling the material to be dried
- F26B11/0413—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis with internal subdivision of the drum, e.g. for subdividing or recycling the material to be dried the subdivision consisting of concentric walls, e.g. multi-pass or recirculation systems; the subdivision consisting of spiral-shaped walls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
- F26B11/0486—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum the elements being held stationary, e.g. internal scraper blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
- F26B17/107—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers pneumatically inducing within the drying enclosure a curved flow path, e.g. circular, spiral, helical; Cyclone or Vortex dryers
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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
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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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- 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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- 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
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- 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
- F26B25/04—Agitating, stirring, or scraping devices
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- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
本发明涉及三回程旋风式油菜烘干装置，包括支撑装置、加热进料装置、三回程滚筒结构和沉降出料机构：所述支撑装置包括用于支撑加热进料装置、三回程滚筒结构和沉降出料机构的两个底架；所述加热进料装置由进料控制器、进料控制板和料斗组成，且料斗与三回程滚筒结构相连通用于上料。该三回程旋风式油菜烘干装置，具有一级烘干的功能和二级烘干，油菜籽在三回程滚筒进行一级烘干后经中间软管进入旋风式烘干装置进行二级烘干，能够有效的提高对油菜籽的烘干效率，同时，将一级烘干装置和二级烘干分开放置在不同的底架上，将设备模块化，便于使用者运输，体积小便于拼装和维护，便于整体拆装，且节约了成本。
The invention relates to a three-return cyclone type rape drying device, comprising a support device, a heating feeding device, a three-return drum structure and a settling and discharging mechanism: the supporting device comprises a heating feeding device, a three-return drum structure and a settling device for supporting the heating and feeding device. The two bottom frames of the discharging mechanism; the heating and feeding device is composed of a feeding controller, a feeding control board and a hopper, and the hopper is connected with the three-return drum structure for feeding. The three-return cyclone type rapeseed drying device has the function of primary drying and secondary drying. After the rapeseed is dried in the three-return drum for the primary drying, it enters the cyclone drying device through the intermediate hose for secondary drying. , which can effectively improve the drying efficiency of rapeseed. At the same time, the primary drying device and the secondary drying device are placed separately on different chassis, and the equipment is modularized, which is convenient for users to transport, and its small size is convenient for assembly and maintenance. Maintenance is convenient for overall disassembly and assembly, and costs are saved.
Description
Technical Field
The invention relates to the technical field of drying devices.
Background
The moisture content of newly harvested rapeseeds is 15% -30%, the season for harvesting rapeseeds in China is positive to the plum rain season with high temperature and high humidity, and the newly harvested rapeseeds are high in moisture content and protein content and strong in hygroscopicity. Different from the traditional grain crops, the rapeseeds are easy to mildew due to small particles, small gaps, high oil content and difficult heat dissipation. The method not only influences the oil production quality of the rape and causes huge economic loss, but also poses serious threats to human health. Therefore, freshly harvested rapeseed must be dried in time for safe storage.
Traditional drying device has bin dryer and tower desiccator etc. but most of these drying device are bulky, and for integral difficult dismantlement, drying efficiency is not high, consequently designs easily to dismantle, small, drying efficiency is high, the even drying device of stoving has become the important problem that the technical staff in the field had a urgent need to solve.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a three-return-stroke cyclone type rape drying device, and solves the problems of difficult disassembly and low drying efficiency of the integral type rape drying device.
The technical scheme for solving the technical problems is as follows: three return strokes whirlwind formula rape drying device, including strutting arrangement, heating feed arrangement, three return stroke cylinder structures and subside discharge mechanism:
the supporting device comprises two bottom frames for supporting the heating and feeding device, the three-return roller structure and the sedimentation and discharging mechanism;
the heating feeding device consists of a feeding controller, a feeding control panel and a hopper, and the hopper is connected with the three-return-stroke roller structure and is used for feeding;
the three-return-stroke roller structure comprises a three-return-stroke roller, wherein a middle hose is arranged on one side of the three-return-stroke roller, which is far away from the heating and feeding device, an observation window is fixedly arranged on one side of the three-return-stroke roller, which is far away from the heating and feeding device, and an inner cylinder, a middle cylinder and an outer cylinder are arranged inside the three-return-stroke roller;
the sedimentation discharging mechanism comprises a sedimentation chamber, a cyclone separating cylinder and a separating cone cylinder are fixedly mounted on one side of the sedimentation chamber, a feeder communicated with the cyclone separating cylinder and a middle hose is fixedly mounted at the top of the bottom frame, and an air inlet pipe and a high-pressure centrifugal fan are fixedly mounted on the other side of the sedimentation chamber.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, two the equal fixed mounting in bottom of chassis has the universal wheel, and universal wheel evenly distributed is in the bottom of chassis.
Furthermore, a support frame corresponding to the settling chamber is fixedly installed at the top of the bottom frame, and a partition plate extending into the settling chamber is movably installed at the top of the settling chamber.
Furthermore, the inner walls of the inner cylinder, the middle cylinder and the outer cylinder in the three-return roller are fixedly provided with material raising plates.
Furthermore, a speed reducing motor corresponding to the three-return roller is fixedly installed on the bottom frame at the bottom of the three-return roller, two groups of thrust wheels are fixedly installed on an output shaft of the speed reducing motor, and the two groups of thrust wheels are in transmission connection through a transmission shaft.
Furthermore, the outer surface of the three-pass roller is fixedly provided with a rotating ring, and the thrust wheel is meshed with the rotating ring.
Further, an electric heater is arranged inside the heating and feeding device, and a discharging pipe extending to the inside of the three-return-stroke roller is fixedly installed at the bottom of the hopper.
Further, the electric heater is electrically connected with the feeding control board, and the output end of the feeding control board extends to the inside of the hopper.
Furthermore, the cyclone separation cylinder is made of transparent acrylic materials, and the movement condition of rapeseeds in the cyclone separation cylinder can be observed.
Further, the inner walls of the inner cylinder, the middle cylinder and the outer cylinder are all conical, and one side of the three-return-stroke roller is provided with an outlet end corresponding to the middle hose.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
in the three-return-stroke cyclone rape drying device, when the three-return-stroke rotary drum rotates, rapeseeds and hot air flow enter from the small end of the inner drum in a downstream mode, the rapeseeds are lifted by the lifting plate to perform sufficient heat exchange with the hot air flow and move to the large end simultaneously, and in a similar way, after entering the middle drum, the rapeseeds are lifted by the lifting plate and uniformly spread on the upper part of the outer wall of the inner drum, rotate slowly along the drum, can experience longer detention time in an annular space, move from the small end to the large end of the middle drum, and finally flow to an outlet end along the lifting plate of the outer drum, so that a primary drying function is completed, then the rapeseeds enter the cyclone drying device for secondary drying after being dried by the three-return-stroke rotary drum through the middle hose, the drying efficiency of the rapeseeds can be effectively improved, meanwhile, the primary drying device and the secondary drying device are separately placed on different bottom frames, the equipment is modularized, and the transport of a user is convenient, the volume is small, assembly and maintenance are facilitated, integral disassembly and assembly are facilitated, and cost is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a feed controller according to the present invention;
FIG. 3 is a cross-sectional view of a heating and feeding device of the present invention;
FIG. 4 is a cross-sectional view of a triple-pass drum of the present invention;
fig. 5 is a left side sectional view of a triple return roller of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises a feeding controller, 2, a feeding control panel, 3, a hopper, 4, a three-pass roller, 5, a rotary ring, 6, an intermediate hose, 7, an observation window, 8, a cyclone separating cylinder, 9, a separating cone, 10, a settling chamber, 11, a partition plate, 12, an air inlet pipe, 13, a high-pressure centrifugal fan, 14, a feeder, 15, an underframe, 16, a transmission shaft, 17, a thrust wheel, 18, a speed reducing motor, 19, a universal wheel, 20, an electric heater, 21, a discharging pipe, 22, an inner cylinder, 23, an intermediate cylinder, 24, an outer cylinder, 25 and a lifting blade.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, the triple-pass cyclone-type rape drying apparatus in the embodiment includes a supporting device, a heating and feeding device, a triple-pass roller structure and a settling and discharging mechanism:
the supporting device comprises two bottom frames 15 for supporting the heating and feeding device, the three-return roller structure and the sedimentation and discharging mechanism;
the heating feeding device consists of a feeding controller 1, a feeding control panel 2 and a hopper 3, and the hopper 3 is connected with the three-return-stroke roller structure and is used for feeding;
the three-pass roller structure comprises a three-pass roller 4, wherein a middle hose 6 is arranged on one side of the three-pass roller 4, which is far away from the heating and feeding device, an observation window 7 is fixedly arranged on one side of the three-pass roller 4, which is far away from the heating and feeding device, and an inner cylinder 22, a middle cylinder 23 and an outer cylinder 24 are arranged inside the three-pass roller 4;
the sedimentation discharging mechanism comprises a sedimentation chamber 10, a cyclone separating cylinder 8 and a separation cone cylinder 9 are fixedly mounted on one side of the sedimentation chamber 10, a feeder 14 communicated with the cyclone separating cylinder 8 and the middle hose 6 is fixedly mounted on the top of a bottom frame 15, an air inlet pipe 12 and a high-pressure centrifugal fan 13 are fixedly mounted on the other side of the sedimentation chamber 10, the drying device provided by the embodiment adopts a three-return-stroke and cyclone-type combined drying principle design, the advantages of small-size long flow of three-return-stroke drying and cyclone-type drying automatic dry-wet separation are well combined, the drying operation efficiency and the operation quality are improved, meanwhile, the whole drying device is in a modularized design, and the unit is convenient to transport and mount.
On the basis of the technical scheme, the invention can be further improved as follows.
In this embodiment, the universal wheels 19 are fixedly mounted at the bottom of the two bottom frames 15, the universal wheels 19 are uniformly distributed at the bottom of the bottom frames 15, and the bottom frames adopt movable ground wheels, so as to facilitate field installation.
In this embodiment, a supporting frame corresponding to the settling chamber 10 is fixedly installed on the top of the bottom frame 15, and a partition plate 11 extending into the settling chamber 10 is movably installed on the top of the settling chamber 10.
As shown in fig. 5, in this embodiment, the inner walls of the inner cylinder 22, the middle cylinder 23 and the outer cylinder 24 inside the three-pass rotary drum 4 are all fixedly provided with the material raising plate 25, the rapeseeds are raised by the material raising plate 25 to perform sufficient heat exchange with hot air flow, and move towards the large end, and the inner cylinder 22, the middle cylinder 23 and the outer cylinder 24 are communicated in a zigzag manner, so that the drying efficiency of the equipment and the contact area with the rapeseeds can be effectively improved.
In this embodiment, a speed reducing motor 18 corresponding to the three-pass roller 4 is fixedly installed on the bottom frame 15 at the bottom of the three-pass roller, two sets of thrust wheels 17 are fixedly installed on an output shaft of the speed reducing motor 18, the two sets of thrust wheels 17 are in transmission connection through a transmission shaft 16, the device to be described drives the primary drying device to rotate through the speed reducing motor 18, and the primary drying device is powered through the combined use of the speed reducing motor 18, the thrust wheels 17 and the transmission shaft 16.
In this embodiment, the outer surface of the three-pass roller 4 is fixedly provided with the rotating ring 5, and the thrust wheel 17 is engaged with the rotating ring 5.
In this embodiment, an electric heater 20 is disposed inside the heating and feeding device, a feeding pipe 21 extending into the three-pass roller 4 is fixedly mounted at the bottom of the hopper 3, as shown in fig. 3, a supporting plate corresponding to the bottom frame 15 is fixedly mounted at the bottom of the electric heater 20, heat generating devices are uniformly mounted inside the electric heater 20, and the electric heater 20 is communicated with the three-pass roller 4.
In this embodiment, the electric heater 20 is electrically connected to the feeding control board 2, and the output end of the feeding control board 2 extends into the hopper 3, so as to control the feeding opening to increase, thereby facilitating the user to control the feeding efficiency and the drying efficiency in real time.
In this embodiment, the cyclone cylinder 8 is made of transparent acrylic material, so that the movement of the rapeseeds in the cyclone cylinder 8 can be observed.
In this embodiment, the inner walls of the inner cylinder 22, the middle cylinder 23 and the outer cylinder 24 are all tapered, and one side of the three-pass roller 4 is provided with an outlet end corresponding to the intermediate hose 6.
In the embodiment, when the rapeseed is used, the rapeseed is fed from the hopper 3, the feeding control plate 2 axially moves towards the feeding controller 1 when the electric heater 20 is heated to reach a set temperature, the feeding opening is increased, the rapeseed enters the three-pass roller 4 with a certain inclination from the hopper 3 through the discharging pipe 21, when the three-pass roller 4 rotates, the rapeseed and hot air flow enter from the small end of the inner cylinder 22 in a downstream manner, the rapeseed is lifted by the lifting plate 25 to perform sufficient heat exchange with the hot air flow and simultaneously move towards the large end, and similarly, after entering the middle cylinder 23, the rapeseed is lifted by the lifting plate 25 and uniformly spread on the upper part of the outer wall of the inner cylinder 22, and rotates slowly along with the cylinder, and the rapeseed can experience a long retention time in the annular space and moves from the small end to the large end of the middle cylinder 23. And finally flows along the material raising plate 25 of the outer cylinder 24 to the outlet end. Thereby completing the primary drying function.
In order to further uniformly dry the rapeseeds, the rapeseeds enter a cyclone type drying device for secondary drying through an intermediate hose 6 after being dried by a three-return-stroke roller 4. The cyclone drying device is provided with wind power by a high-pressure centrifugal fan 13, rapeseeds are tangentially sucked into the cyclone separation cylinder 8 from a bottom feeder 14, the rapeseeds spirally rotate upwards in the cyclone separation cylinder 8 at a high speed, the cyclone separation cylinder 8 is made of transparent acrylic materials, and the movement condition of the rapeseeds in the cyclone separation cylinder 8 can be observed. In the process of heat and mass transfer of rapeseeds with hot air flow in the cyclone separating cylinder 8, the moisture content is gradually reduced, the rotating radius is gradually reduced, when the rotating radius of the rapeseeds is smaller than the radius of the separating cone cylinder 9, namely the drying requirement is met, the rapeseeds can pass through the separating cone cylinder 9, and if the drying requirement is not met, the rapeseeds are continuously left in the cyclone separating cylinder 8 to be dried until the moisture content requirement of the rapeseeds specified by drying is met. The rapeseeds are settled in the settling chamber 10 after passing through the separation cone 9, and finally discharged through the discharge opening to finish the function of secondary drying.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
in the three-return-stroke cyclone-type rape drying device, when the three-return-stroke rotary drum 4 rotates, rapeseeds and hot air flow enter from the small end of the inner drum 22 in a downstream mode, the rapeseeds are lifted by the lifting plate 25 to perform sufficient heat exchange with the hot air flow and move to the large end simultaneously, and similarly, after entering the middle drum 23, the rapeseeds are lifted by the lifting plate 25 and uniformly spread on the upper part of the outer wall of the inner drum 22 and slowly rotate along the drum body, the rapeseeds can experience longer detention time in an annular space, move from the small end to the large end of the middle drum 23 and finally flow to an outlet end along the lifting plate 25 of the outer drum 24, so that a primary drying function is completed, then the rapeseeds enter the cyclone-type drying device through the middle hose 6 after being dried by the three-return-stroke rotary drum 4 to perform secondary drying, the drying efficiency of the rapeseeds can be effectively improved, and simultaneously, the primary drying device and the secondary drying device are separately placed on different bottom frames 15, with equipment module ization, convenient to use person transports, and the volume is urine to be assembled and maintain, and the whole dismouting of being convenient for has just practiced thrift the cost.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110453765.0A CN113154860A (en) | 2021-04-26 | 2021-04-26 | Three-return-stroke cyclone type rape drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110453765.0A CN113154860A (en) | 2021-04-26 | 2021-04-26 | Three-return-stroke cyclone type rape drying device |
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| CN113154860A true CN113154860A (en) | 2021-07-23 |
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| CN202110453765.0A Pending CN113154860A (en) | 2021-04-26 | 2021-04-26 | Three-return-stroke cyclone type rape drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279189A (en) * | 2021-12-27 | 2022-04-05 | 盛大勇 | Production and preparation process of environment-friendly straw pellet feed |
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|---|---|---|---|---|
| CN101416766A (en) * | 2008-11-27 | 2009-04-29 | 中国农业大学 | Grass drying, stem and leaf separating device |
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| CN103416835A (en) * | 2013-07-16 | 2013-12-04 | 湖南农业大学 | Material internal-circulating drum-type rapeseed dryer |
| CN104848663A (en) * | 2015-05-26 | 2015-08-19 | 陕西科技大学 | Cassava starch production equipment and method using three-pass drum and air flow combined drying |
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| CN210089350U (en) * | 2019-04-29 | 2020-02-18 | 常州市九洲干燥设备有限公司 | Pneumatic drying equipment |
| CN111076522A (en) * | 2018-10-19 | 2020-04-28 | 中山市必星电子设备有限公司 | Three-phase balance efficient uniform-temperature hot air tunnel furnace drying device |
| CN210892493U (en) * | 2019-12-06 | 2020-06-30 | 郑州铭将机械设备有限公司 | Novel discharging device of drying machine |
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