CN115615176B - Quantitative conveying structure and grain dryer thereof - Google Patents

Quantitative conveying structure and grain dryer thereof Download PDF

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Publication number
CN115615176B
CN115615176B CN202211242649.5A CN202211242649A CN115615176B CN 115615176 B CN115615176 B CN 115615176B CN 202211242649 A CN202211242649 A CN 202211242649A CN 115615176 B CN115615176 B CN 115615176B
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CN
China
Prior art keywords
drying box
grain
assembly
fixedly arranged
pipe
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CN202211242649.5A
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Chinese (zh)
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CN115615176A (en
Inventor
许为青
张义稳
张为法
宁传烨
李从春
徐磊
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Anhui Zhengyang Mechanical Technology Co ltd
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Anhui Zhengyang Mechanical Technology Co ltd
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Priority to CN202211242649.5A priority Critical patent/CN115615176B/en
Publication of CN115615176A publication Critical patent/CN115615176A/en
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Classifications

    • 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
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/14—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas
    • F26B17/1408—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the gas being supplied and optionally extracted through ducts extending into the moving stack of material
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00—Preservation of edible seeds, e.g. cereals
    • A23B9/08—Drying; Subsequent reconstitution
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention belongs to the technical field of grain drying, and discloses a quantitative conveying structure and a grain dryer thereof, wherein the quantitative conveying structure comprises a lifting pit and a lifting machine, the lifting pit is positioned below the ground, the lifting machine is vertically positioned in the middle of the top of the lifting pit, one end of the lifting machine, which is far away from the lifting pit, is fixedly communicated with a temporary storage box, one side of the temporary storage box, which is far away from the lifting machine, is fixedly provided with a grain conveying pipe, the bottom of the grain conveying pipe is fixedly provided with a measuring assembly, and the outer side of the temporary storage box is fixedly provided with a protective shell. According to the invention, the grain in the lifting pit is lifted into the temporary storage box through the lifting machine, so that the grain enters the grain conveying pipe through the temporary storage box and finally enters the drying box assembly, when the grain in the drying box assembly reaches a certain height, the proximity switch in the measuring assembly can detect the grain, the lifting of the grain by the lifting machine is stopped, and meanwhile, the first valve in the grain conveying pipe is closed, so that the purpose of quantitative conveying is achieved.

Description

Quantitative conveying structure and grain dryer thereof
Technical Field
The invention belongs to the technical field of grain drying, and particularly relates to a quantitative conveying structure and a grain dryer thereof.
Background
If the grain is required to be preserved for a long time after harvesting, the moisture in the grain is required to be reduced, so that the respiration intensity of the grain is reduced, the consumption of organic matters by respiration is reduced, and the grain dryer is a device capable of drying the grain and plays an important role in grain drying. Because the volume of the grain dryer is limited, the grain dryer can throw in the maximum grain amount in a proper range, and can achieve better drying efficiency.
In the prior art, the grain stirring structure of grain dryer mostly adopts the lifting machine, carry out the promotion of grain through the lifting machine, carry the drying cabinet to grain, but the grain volume of carrying is generally by manual control, carry such the transportation volume at every turn mostly to some extent through estimating or observing the form of drying cabinet filling condition, the grain volume is more and is influenced the stoving effect easily, the grain volume has been less and is caused excessive stoving easily, current grain dryer carries out hot-blast stoving through hot-blast dryer when drying simultaneously, because there is the stack between the grain, can cause the inhomogeneous condition of stoving, though there is the device of turning over grain, but most through stirring or the form of rocking, although promoted certain stoving homogeneity, but stoving effect is relatively poor, therefore propose a ration to dial grain structure and grain dryer that has good quantitative effect, stoving effect is good and dust removal effect to above-mentioned problem.
Disclosure of Invention
The invention aims to provide a quantitative conveying structure and a grain dryer thereof, wherein grain in a lifting pit is lifted into a temporary storage box through a lifter through the coordination of structures such as a grain conveying pipe, a measuring assembly and a movable assembly, so that the grain enters the grain conveying pipe through the temporary storage box and finally enters a drying box assembly, the movable assembly is matched with a limiting assembly during operation to drive the grain in the drying box assembly to move from bottom to top and finally fall back to the lower part, so that the grain gathered in the drying box assembly can be uniformly distributed in the drying box assembly, when the grain in the drying box assembly reaches a certain height, a proximity switch in the measuring assembly can detect the grain, the lifting of the grain by the lifter is stopped, and meanwhile, a first valve in the grain conveying pipe is closed, so that the purpose of quantitative conveying is achieved, and the problems in the background art are solved.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a ration conveying structure, includes promotion hole and lifting machine, it is located the below ground to promote the hole, the lifting machine is located the centre at promotion hole top perpendicularly, the lifting machine is kept away from the fixed intercommunication of one end of promotion hole and is had the temporary storage case, one side fixed mounting that the lifting machine was kept away from to the temporary storage case has the grain conveying pipe, the bottom fixed mounting of grain conveying pipe has measuring assembly, the outside fixed mounting of temporary storage case has protecting sheathing.
Preferably, the temporary storage box comprises a box body, a cavity is formed in the box body, the box body is fixedly connected with the protective shell, and the cavity is connected with the grain conveying pipe and the elevator.
Preferably, the grain conveying pipe comprises a pipe body, wherein the lower end of the inside of the pipe body is fixedly provided with a first valve, and the pipe body is fixedly connected with the pipe body in the temporary storage box.
Preferably, the measuring assembly comprises a connecting block, a proximity switch is fixedly arranged at the bottom of the connecting block, the upper end of the connecting block is fixedly connected with the grain conveying pipe, and the detection direction of the proximity switch is downward detection.
The invention also provides the following technical scheme: the utility model provides a grain drying-machine, includes protecting sheathing and defeated grain pipe, protecting sheathing's middle part fixed mounting has hot-blast drying-machine, hot-blast drying-machine's middle part fixed mounting has the stoving case subassembly, the top fixed mounting of stoving case subassembly has movable subassembly, the inside bottom fixed mounting of stoving case subassembly has spacing subassembly, the upper end fixed mounting of stoving case subassembly has the wet pipe of arranging, the bottom fixed mounting of stoving case subassembly has the material discharging subassembly, wet pipe and protecting sheathing fixed connection, movable subassembly and protecting sheathing fixed connection.
Preferably, the drying box assembly comprises a drying box, an annular air pipe is fixedly arranged at the lower end of the surface of the drying box, the outer end of the drying box is fixedly connected with a hot air dryer, one end of the air pipe located at the outer side of the drying box is connected with an air channel in the hot air dryer, a filter screen is fixedly arranged at one end of the air pipe located at the inner side of the drying box, a first one-way valve is fixedly arranged at the middle part of the air pipe, and the air pipe is inclined.
Preferably, the movable assembly comprises a motor, a spiral sheet is fixedly arranged on the surface of an output shaft of the motor, the motor is fixedly connected with the top of the drying box in the drying box assembly, the spiral sheet is spiral, the bottom of the spiral sheet is in contact with the bottom end of the inner cavity of the drying box, and the top of the spiral sheet is located above the limiting assembly and below the top of the inner cavity of the drying box in the drying box assembly.
Preferably, the limiting assembly comprises a limiting circular ring, a fixed block is fixedly arranged at the outer side annular equal angle of the bottom of the limiting circular ring, an opening for grains to enter is formed in the bottom of the limiting circular ring, the outer side of the fixed block is fixedly connected with a drying box in the drying box assembly, and the bottom of the limiting circular ring is coplanar with the bottom surface of an inner cavity of the drying box in the drying box assembly.
Preferably, the discharging assembly comprises a connecting seat, one side of the connecting seat is fixedly provided with a telescopic rod, one side of the telescopic rod is fixedly provided with a baffle, the baffle is movably sleeved with the connecting seat, the baffle is positioned at the upper end of the inside of the connecting seat, and the connecting seat is fixedly connected with the bottom of a drying box in the drying box assembly.
Preferably, the inside of the dehumidifying pipe is provided with a second check valve, and the moisture inside the drying oven assembly can be discharged outwards through the dehumidifying pipe.
The beneficial effects of the invention are as follows:
According to the invention, through the coordination of the structures such as the grain conveying pipe, the measuring assembly and the movable assembly, in the process of lifting and conveying grains, the grains in the lifting pit are lifted into the temporary storage box through the lifter, so that the grains enter the grain conveying pipe through the temporary storage box and finally enter the drying box assembly, the movable assembly is matched with the limiting assembly in operation to drive the grains in the drying box assembly to move from bottom to top and finally fall back to the lower part, so that the grains gathered in the drying box assembly can be uniformly distributed in the drying box assembly, and when the grains in the drying box assembly reach a certain height, the proximity switch in the measuring assembly can detect the grains and stop lifting the grains by the lifter, and meanwhile, the first valve in the grain conveying pipe is closed, so that the purpose of quantitative conveying is achieved;
According to the invention, through the coordination of the structures such as the drying box assembly, the movable assembly and the dehumidifying pipe, when grain is dried, hot air generated by the hot air dryer enters the drying box through the air pipe to dry the grain, the motor drives the spiral piece to rotate synchronously, the grain below the inner part of the drying box assembly is lifted to the upper part of the inner part of the drying box assembly and is scattered under the coordination of the limiting assembly, and the air pipe is inclined, so that the grain is dried by the hot air in the scattering process, a better drying effect can be achieved, and the grain below the inner part of the drying box assembly can be dried by the hot air discharged by the air pipe synchronously, so that the drying effect is ensured, and the uniformity of drying of the grain can be ensured;
According to the invention, through the cooperation of the structures such as the drying box assembly, the movable assembly and the dehumidifying pipe, when grain is dried, hot air generated by the hot air dryer is dried through the inside of the air pipe progress drying box, and as the air pipe is inclined, dust carried by grain can be blown upwards in the drying process, so that the dust is discharged together with moisture through the dehumidifying pipe, and the cooperation of the movable assembly and the limiting assembly can continuously lift the grain at the bottom and the carried dust upwards, so that the cleaning effect on the dust is ensured.
Drawings
FIG. 1 is a schematic view of the overall appearance of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic diagram of a quantitative grain poking structure of the invention;
FIG. 4 is a cross-sectional view of the structure of the temporary storage box of the present invention;
FIG. 5 is a structural subdivision diagram of the measuring assembly of the present invention;
FIG. 6 is a schematic view of the internal structure of the protective housing of the present invention;
FIG. 7 is a fragmentary view showing the construction of the oven assembly of the present invention;
FIG. 8 is a sectional view showing the internal structure of the drying box assembly of the present invention;
Fig. 9 is a structural separation view of the discharge assembly of the present invention.
In the figure: 1-lifting pits; 2-a lifting machine; 3-a temporary storage box; 31-a box body; 32-a cavity; 4-a grain conveying pipe; 41-tube body; 42-a first valve; 5-a measurement assembly; 51-connecting blocks; 52-a proximity switch; 6-protecting the shell; 7-a hot air dryer; 8-a drying box assembly; 81-a drying box; 82-wind pipe; 9-a movable assembly; 91-a motor; 92-spiral sheets; 10-a moisture removing pipe; 11-a limiting assembly; 111-limiting rings; 112-a fixed block; 12-a discharge assembly; 121-a connecting seat; 122-telescoping rod; 123-baffle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 9, the embodiment of the invention provides a quantitative conveying structure, which comprises a lifting pit 1 and a lifting machine 2, wherein the lifting pit 1 is positioned below the ground, the lifting machine 2 is vertically positioned in the middle of the top of the lifting pit 1, one end of the lifting machine 2, which is far away from the lifting pit 1, is fixedly communicated with a temporary storage box 3, one side of the temporary storage box 3, which is far away from the lifting machine 2, is fixedly provided with a grain conveying pipe 4, the bottom of the grain conveying pipe 4 is fixedly provided with a measuring assembly 5, and the outer side of the temporary storage box 3 is fixedly provided with a protective shell 6; can promote grain through the lifting machine 2 that sets up to reach the grain pipe 4 inside and then get into stoving case subassembly 8 through temporary storage case 3 and dry, and when grain gets into stoving case subassembly 8 inside, grain gradually accumulates, and measuring assembly 5 can detect the height of grain, thereby when the height of grain reaches certain degree, stop lifting machine 2 to the promotion of grain, and seal body 41 through first valve 42 in the grain pipe 4, thereby prevent the moisture backward flow, guarantee the ration transport to grain, convenient to use and effectual.
As shown in fig. 4, the temporary storage box 3 comprises a box body 31, a cavity 32 is formed in the box body 31, the box body 31 is fixedly connected with the protective shell 6, and the cavity 32 is connected with the grain conveying pipe 4 and the lifting machine 2; can promote the back at lifting machine 2 grain through the temporary storage box 3 that sets up, carry the grain to the grain pipe 4 inside, transport through gravity, need not power, excellent in use effect.
As shown in fig. 4, the grain conveying pipe 4 comprises a pipe body 41, a first valve 42 is fixedly arranged at the lower end inside the pipe body 41, and the pipe body 41 is fixedly connected with the pipe body 41 in the temporary storage box 3; the inside of stoving case subassembly 8 can be carried into to the grain through the body 41 that sets up, and the first valve 42 that sets up can seal the body 41 to prevent that moisture from flowing back to the grain delivery pipe 4 inside when drying, guarantee better result of use.
As shown in fig. 5, the measuring assembly 5 comprises a connecting block 51, a proximity switch 52 is fixedly arranged at the bottom of the connecting block 51, the upper end of the connecting block 51 is fixedly connected with the grain conveying pipe 4, and the detection direction of the proximity switch 52 is downward detection; the proximity switch 52 is connected with the grain conveying pipe 4 through the connecting block 51, and the proximity switch 52 is arranged at the bottom of the connecting block 51, so that the grain is prevented from collision and impact to the proximity switch 52 when being conveyed, the damage to the proximity switch 52 is caused, and the rationality of the structure is ensured.
As shown in fig. 1 to 9, the embodiment of the invention further provides a grain dryer, which comprises a protective shell 6 and a grain conveying pipe 4, wherein the middle part of the protective shell 6 is fixedly provided with a hot air dryer 7, the middle part of the hot air dryer 7 is fixedly provided with a drying box assembly 8, the top of the drying box assembly 8 is fixedly provided with a movable assembly 9, the bottom end inside the drying box assembly 8 is fixedly provided with a limiting assembly 11, the upper end of the drying box assembly 8 is fixedly provided with a moisture discharging pipe 10, the bottom of the drying box assembly 8 is fixedly provided with a discharging assembly 12, the moisture discharging pipe 10 is fixedly connected with the protective shell 6, and the movable assembly 9 is fixedly connected with the protective shell 6; can be when carrying grain through the movable component 9 that sets up, through the upward transport to stoving case subassembly 8 bottom grain, make the inside grain distribution of stoving case subassembly 8 even, and also can be when drying, carry out circulation activity about stoving case subassembly 8 inside grain, guarantee the stoving effect, simultaneously, under the cooperation of movable component 9 and spacing subassembly 11, the grain of the inside lower extreme of stoving case subassembly 8 is carried the top and is scattered, the in-process hot wind can be abundant dry grain, the stoving effect has been guaranteed, simultaneously also can make the dust that mix with in the grain be blown by hot-blast, thereby discharge together with the moisture, reach better cleanliness.
As shown in fig. 7, the drying box assembly 8 comprises a drying box 81, an annular air pipe 82 is fixedly arranged at the lower end of the surface of the drying box 81, the outer end of the drying box 81 is fixedly connected with a hot air dryer 7, one end of the air pipe 82 positioned at the outer side of the drying box 81 is connected with an air channel in the hot air dryer 7, a filter screen is fixedly arranged at one end of the air pipe 82 positioned at the inner side of the drying box 81, a first one-way valve is fixedly arranged at the middle part of the air pipe 82, and the air pipe 82 is inclined; the place of drying is regarded as through stoving case subassembly 8 that sets up, and tuber pipe 82 can restrict grain, can not make grain get into in the tuber pipe 82, and the entering of dust can be prevented to the inside first check valve that sets up of tuber pipe 82 simultaneously, and the tuber pipe 82 of slope can be convenient for the stoving to grain, increase result of use.
As shown in fig. 8, the movable assembly 9 comprises a motor 91, a spiral sheet 92 is fixedly arranged on the surface of an output shaft of the motor 91, the motor 91 is fixedly connected with the top of a drying box 81 in the drying box assembly 8, the spiral sheet 92 is spiral, the bottom of the spiral sheet 92 is in contact with the bottom end of an inner cavity of the drying box 81, and the top of the spiral sheet 92 is positioned above the limiting assembly 11 and below the top of the inner cavity of the drying box 81 in the drying box assembly 8; the spiral sheet 92 is driven to rotate by the arranged motor 91, so that grains at the lower end inside the drying box assembly 8 are conveyed to the upper end to circulate under the cooperation of the limiting assembly 11, the drying effect is enhanced, and meanwhile, the uniformity of drying can be further improved in a mode that the grains are scattered from the upper side.
As shown in fig. 8, the limiting assembly 11 comprises a limiting circular ring 111, a fixed block 112 is fixedly arranged at the outer side annular equal angle of the bottom of the limiting circular ring 111, an opening for grains to enter is formed in the bottom of the limiting circular ring 111, the outer side of the fixed block 112 is fixedly connected with a drying box 81 in the drying box assembly 8, and the bottom of the limiting circular ring 111 is coplanar with the bottom surface of an inner cavity of the drying box 81 in the drying box assembly 8; the spiral sheet 92 in the movable assembly 9 can be limited through the limiting assembly 11, the rotation of the spiral sheet 92 is guaranteed to smoothly convey grains to the upper side, the opening at the bottom of the limiting circular ring 111 can be convenient for grains to enter, the rationality of the structure is guaranteed, and the limiting circular ring 111 can be fixed and limited by the fixed block 112.
As shown in fig. 9, the discharging assembly 12 comprises a connecting seat 121, a telescopic rod 122 is fixedly arranged on one side of the connecting seat 121, a baffle 123 is fixedly arranged on one side of the telescopic rod 122, the baffle 123 is movably sleeved with the connecting seat 121, the baffle 123 is positioned at the upper end inside the connecting seat 121, and the connecting seat 121 is fixedly connected with the bottom of the drying box 81 in the drying box assembly 8; the opening of stoving case 81 bottom in to stoving case subassembly 8 is sheltered from through baffle 123, can prevent dropping of grain when drying, can drive baffle 123 through start telescopic link 122 simultaneously after the stoving is accomplished and remove, makes grain can discharge through connecting seat 121, and stoving case subassembly 8 that the cross-section is diamond simultaneously can not cause the stay of grain, guarantees the abundant of discharge.
As shown in fig. 8, the inside of the dehumidifying pipe 10 is provided with a second check valve, and the moisture inside the drying oven assembly 8 can be discharged to the outside through the dehumidifying pipe 10; the second check valve can prevent external gas from entering, and only moisture and dust inside the drying box assembly 8 can be discharged, so that the rationality and the stability of the structure are ensured.
Working principle and using flow:
When quantitative grain stirring is carried out, the lifting machine 2 is started to lift grains from the inside of the lifting pit 1 to the inside of the temporary storage box 3, the grains enter the grain conveying pipe 4 under the action of gravity and finally enter the inside of the drying box assembly 8, the motor 91 in the synchronous movable assembly 9 is started to drive the spiral sheet 92 to rotate and lift the grains below the inside of the drying box 81 under the cooperation of the limiting assembly 11, the lifted grains are scattered to the top of the grains from the top of the limiting assembly 11, and in the process, the grains are uniformly distributed in the drying box 81, so that after the proximity switch 52 in the measuring assembly 5 detects that the grain food amount reaches a certain degree, the lifting of the lifting machine 2 is closed, the first valve 42 in the grain conveying pipe 4 is closed, and the grain stirring is finished;
When the grain is dried, the hot air dryer 7 is started to generate hot air to dry the grain through the air pipe 82 in the drying box assembly 8, moisture and dust can be blown to the upper part inside the drying box assembly 8 due to the fact that the air pipe 82 is inclined, the moisture and the dust are discharged through the moisture discharging pipe 10, the motor 91 in the movable assembly 9 drives the spiral sheet 92 to rotate, the grain below the inside of the drying box assembly 8 is lifted under the cooperation of the limiting assembly 11, and the grain falls back to the top of the grain inside the drying box assembly 8 through the upper part of the limiting assembly 11, grain food is suspended in the sprinkling process, the drying effect is good, and the grain in the drying box assembly 8 circulates up and down continuously, so that the drying uniformity is ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (1)

1. The utility model provides a grain drying-machine, includes protective housing (6) and defeated grain pipe (4), its characterized in that: the novel drying device is characterized in that a hot air dryer (7) is fixedly arranged in the middle of the protective casing (6), a drying box assembly (8) is fixedly arranged in the middle of the hot air dryer (7), a movable assembly (9) is fixedly arranged at the top of the drying box assembly (8), a limiting assembly (11) is fixedly arranged at the bottom end inside the drying box assembly (8), a moisture discharging pipe (10) is fixedly arranged at the upper end of the drying box assembly (8), a discharging assembly (12) is fixedly arranged at the bottom of the drying box assembly (8), the moisture discharging pipe (10) is fixedly connected with the protective casing (6), and the movable assembly (9) is fixedly connected with the protective casing (6);
The drying box assembly (8) comprises a drying box (81), an air pipe (82) which is annularly distributed is fixedly arranged at the lower end of the surface of the drying box (81), the outer end of the drying box (81) is fixedly connected with a hot air dryer (7), one end of the air pipe (82) positioned at the outer side of the drying box (81) is connected with an air channel in the hot air dryer (7), a filter screen is fixedly arranged at one end of the air pipe (82) positioned at the inner side of the drying box (81), a first one-way valve is fixedly arranged at the middle part of the air pipe (82), and the air pipe (82) is inclined;
The movable assembly (9) comprises a motor (91), a spiral sheet (92) is fixedly arranged on the surface of an output shaft of the motor (91), the motor (91) is fixedly connected with the top of a drying box (81) in the drying box assembly (8), the spiral sheet (92) is spiral, the bottom of the spiral sheet (92) is in contact with the bottom end of an inner cavity of the drying box (81), and the top of the spiral sheet (92) is positioned above the limiting assembly (11) and below the top of the inner cavity of the drying box (81) in the drying box assembly (8);
the limiting assembly (11) comprises a limiting circular ring (111), a fixed block (112) is fixedly arranged at the outer side of the bottom of the limiting circular ring (111) at equal angles, an opening for grains to enter is formed in the bottom of the limiting circular ring (111), the outer side of the fixed block (112) is fixedly connected with a drying box (81) in the drying box assembly (8), and the bottom of the limiting circular ring (111) is coplanar with the bottom surface of an inner cavity of the drying box (81) in the drying box assembly (8);
The discharging assembly (12) comprises a connecting seat (121), a telescopic rod (122) is fixedly arranged on one side of the connecting seat (121), a baffle (123) is fixedly arranged on one side of the telescopic rod (122), the baffle (123) is movably sleeved with the connecting seat (121), the baffle (123) is positioned at the upper end inside the connecting seat (121), and the connecting seat (121) is fixedly connected with the bottom of a drying box (81) in the drying box assembly (8);
The inside of the moisture discharging pipe (10) is provided with a second one-way valve, and moisture in the drying box assembly (8) can be discharged outwards through the moisture discharging pipe (10).
CN202211242649.5A 2022-10-11 2022-10-11 Quantitative conveying structure and grain dryer thereof Active CN115615176B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211242649.5A CN115615176B (en) 2022-10-11 2022-10-11 Quantitative conveying structure and grain dryer thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211242649.5A CN115615176B (en) 2022-10-11 2022-10-11 Quantitative conveying structure and grain dryer thereof

Publications (2)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104322665A (en) * 2014-10-30 2015-02-04 邯郸市邯丰机械制造集团有限公司 Grain dryer
CN204535314U (en) * 2015-04-16 2015-08-05 中国热带农业科学院橡胶研究所 Rubber plantation soil sample air-dry device
CN210321080U (en) * 2019-08-20 2020-04-14 江西红星机械有限责任公司 Grain drying machine capable of intelligently controlling temperature

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104322665A (en) * 2014-10-30 2015-02-04 邯郸市邯丰机械制造集团有限公司 Grain dryer
CN204535314U (en) * 2015-04-16 2015-08-05 中国热带农业科学院橡胶研究所 Rubber plantation soil sample air-dry device
CN210321080U (en) * 2019-08-20 2020-04-14 江西红星机械有限责任公司 Grain drying machine capable of intelligently controlling temperature

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