CN113566523A - Slow-speed slow-sliding type low-loss fertilizer drying device - Google Patents
Slow-speed slow-sliding type low-loss fertilizer drying device Download PDFInfo
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- CN113566523A CN113566523A CN202111125284.3A CN202111125284A CN113566523A CN 113566523 A CN113566523 A CN 113566523A CN 202111125284 A CN202111125284 A CN 202111125284A CN 113566523 A CN113566523 A CN 113566523A
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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
- 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
- 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
- F26B25/04—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
- F26B2200/08—Granular materials
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a slow-speed slow-sliding low-loss fertilizer drying device, which belongs to the field of fertilizer drying devices, and can repeatedly realize the process that fertilizer particles are bagged by soft cloth and slowly roll and disperse along the surface of the soft air-permeable classification plate through arranging an air-permeable classification soft plate and the soft cloth, on one hand, the fertilizer particles are fully contacted with hot air to effectively improve the drying sufficiency and speed, on the other hand, the air-permeable classification soft plate provides flexible buffering and supporting for the fertilizer particles to reduce the rolling speed and realize flexible contact with the fertilizer particles to provide effective double protection for the fertilizer particles, and the air-permeable classification soft plate has further flexible dispersion effect on agglomerated fertilizer in the rolling process to further improve the drying speed, and the invention greatly reduces the breakage rate of the fertilizer particles in the drying process while realizing the dispersion and accelerated drying of the fertilizer particles, effectively guarantee fertilizer granule quality, realize high quality, efficient drying process to fertilizer.
Description
Technical Field
The invention relates to the field of fertilizer drying devices, in particular to a slow-speed slow-sliding type low-loss fertilizer drying device.
Background
The fertilizer is a substance which provides one or more nutrient elements necessary for plants, improves the soil property and improves the soil fertility level, and is one of the material bases of agricultural production. Mainly comprises ammonium phosphate fertilizer, macroelement water-soluble fertilizer, secondary element fertilizer, biological fertilizer, organic fertilizer, multi-dimensional field energy concentrated organic fertilizer and the like.
After the fertilizer preparation is finished, the operations of granulation and drying are carried out, namely: the wet fertilizer formed by granulation is dried, one is placed in a dryer for standing for drying, but the drying efficiency is lower, the other is matched with the fertilizer to be stirred in the drying process, the drying uniformity is ensured, but the formed fertilizer is easily damaged in the stirring process, so that the fertilizer is cracked or even broken, and the product quality is influenced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a slow-speed slow-sliding low-loss fertilizer drying device which can repeatedly realize that fertilizer particles slowly roll and disperse downwards along the surface of a breathable grading soft plate, so that effective double protection is provided for the fertilizer particles while dispersing the fertilizer particles and accelerating drying, the damage rate of the fertilizer particles in the drying process is greatly reduced, the quality of the fertilizer particles is effectively ensured, and the high-quality and high-efficiency drying process is realized for the fertilizer.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A slow-speed slow-sliding low-loss fertilizer drying device comprises an outer barrel fixedly connected with a base, a rotary drum is arranged inside the outer barrel, a motor is fixedly connected to the right end of the outer barrel, the output end of the motor penetrates through the outer barrel and is fixedly connected with the right end of the rotary drum, a plurality of air-permeable grain-sorting soft boards which are uniformly distributed are arranged inside the rotary drum, one end of each air-permeable grain-sorting soft board is fixedly connected with the inner wall of the rotary drum, the other end of each air-permeable grain-sorting soft board is fixedly connected with a soft cloth, the soft cloth penetrates through the inner wall of the rotary drum from inside to outside and is fixedly connected with an actuating rod, the soft cloth is connected inside the rotary drum in a sliding manner, the actuating rods are positioned outside the rotary drum, a plurality of uniformly-distributed rod grooves are formed in the outer end of the rotary drum, the number of the actuating rods is the same as that of the actuating rods, the actuating rods correspond to one another, and a plurality of air outlet holes which are uniformly distributed and correspond to the air-permeable grain-sorting soft boards one to one, the inner part of the outer barrel is fixedly connected with an intercepting rod.
Furthermore, the caliber of the notch of the rod groove is larger than the diameter of the actuating rod, and the vertical distance from the intercepting rod to the outer end of the rotary drum is smaller than the diameter of the actuating rod.
Further, the air-permeable grain-grading soft plate comprises a hard flat net, a sponge layer and fiber cloth, wherein the sponge layer is fixedly connected between the hard flat net and the fiber cloth, and the hard flat net is positioned on one side close to the inner wall of the rotary drum.
Furthermore, one end of the fiber cloth, which is far away from the sponge layer, is fixedly connected with a plurality of densely distributed soft brushes, and the distribution density of the soft brushes is gradually increased along the direction of far away from the soft cloth.
Furthermore, the inner wall of the rotary drum is coated with a plurality of main magnetic coatings which are in one-to-one correspondence with the soft cloth, the main magnetic coatings are positioned between the connection parts of the air-permeable grain-grading soft plate and the soft cloth and the rotary drum, and the outer surface of the soft cloth is coated with an auxiliary magnetic coating.
Furthermore, the vertical distance from the end of the soft air-permeable grading plate connected with the soft cloth to the inner wall of the rotary drum is 0.3-0.45 times of the radius of the inner ring of the rotary drum.
Furthermore, the inner wall of the rotary drum is fixedly connected with a plurality of uniformly distributed soft pads, the number of the soft pads is the same as that of the breathable grain-separating soft boards, the soft pads are distributed at intervals, and the soft pads are positioned between the breathable grain-separating soft boards and the soft cloth which are not connected with each other.
Furthermore, a support plate is fixedly connected between one end of the hard flat net, which is far away from the soft brush, and the inner wall of the rotary drum, and the support plate adopts a net structure.
Furthermore, the left inner wall of the outer barrel is fixedly connected with a ring plate, and the left end of the rotary drum is rotatably connected to the outer end of the ring plate.
Furthermore, the left end of the outer barrel is fixedly connected with an air inlet pipe and a material conveying pipe which are communicated with the inside of the outer barrel, the air inlet pipe and the material conveying pipe are both positioned on the inner side of the ring plate, and the outer end of the outer barrel is fixedly connected with an air outlet pipe.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the invention can provide double protection for fertilizer particles while realizing the dispersion and accelerated drying of the fertilizer particles, greatly reduces the damage rate of the fertilizer particles in the drying process, effectively ensures the quality of the fertilizer particles, and realizes the high-quality and high-efficiency drying process of the fertilizer.
(2) When fertilizer granule rolls down slowly along ventilative classification soft board surface, on the one hand, fertilizer granule disperses on ventilative classification soft board, fully with hot-blast contact, effectively improves dry sufficiency and speed, and on the other hand, ventilative classification soft board provides flexible buffering and support for fertilizer granule, reduces its roll rate to realize flexible contact with it, provides effectual dual protection for fertilizer granule, and, ventilative classification soft board has further flexible dispersion to the conglomerated fertilizer of roll in-process, has further improved drying rate.
(3) When the rotary drum continues to rotate until the actuating rod contacts with the intercepting rod, the actuating rod is blocked by the intercepting rod at the moment, the air-permeable classification soft board and the soft cloth continue to move under the driving of the rotary drum, so that the soft cloth is outwards extended under the tensile action of the actuating rod, the fertilizer in the soft cloth is upwards arched, and the fertilizer particles slowly roll downwards along the surface of the air-permeable classification soft board.
(4) Ventilative minute particle soft board surrounds the exhaust vent with soft cloth, keeps apart fertilizer granule and exhaust vent, and on the one hand, the difficult outflow through the exhaust vent of fertilizer granule guarantees going on smoothly of drying process, and on the other hand, the steam that carries with moisture in the drying process can reach exhaust vent department through ventilative minute particle soft board and soft cloth, gets into afterwards and discharges the collection between urceolus and the rotary drum.
(5) The air-permeable classification soft board has the capacity of allowing moisture and air to pass through, the hard flat net provides hard support for the air-permeable classification soft board, the sponge layer provides flexible buffer for the fertilizer, so that the air-permeable classification soft board is in flexible contact with the fertilizer, the damage rate of the fertilizer in the rolling and dispersing process is reduced, the first loss prevention protection is realized, and the soft brush provides obstruction for the rolling of the fertilizer; on the other hand, the soft brush can prevent the fertilizer from rolling, promote the agglomerated fertilizer particles to be further dispersed and roll down along the gaps of the soft brush, further improve the dispersing effect on the fertilizer and improve the drying effect.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a perspective view of the present invention shown in disassembled form;
FIG. 3 is a partial perspective view of the drum of the present invention;
FIG. 4 is a second partial perspective view of the bowl of the present invention;
FIG. 5 is a schematic front view of the present invention;
FIG. 6 is a schematic diagram of the front structure of the present invention in use;
FIG. 7 is a schematic diagram of the front structure of the present invention in use;
FIG. 8 is a third schematic structural view of the front side of the present invention in use;
FIG. 9 is a schematic front view of the air-permeable classification soft board of the present invention;
FIG. 10 is a schematic front view of the present invention with the cushion disposed;
FIG. 11 is a schematic side view of the present invention;
fig. 12 is a second perspective view of the present invention.
The reference numbers in the figures illustrate:
the device comprises an outer barrel 1, a rotary drum 2, a rod groove 201, an air outlet 202, a motor 3, an air inlet pipe 4, a material conveying pipe 5, an interception rod 6, a breathable grain-classifying soft plate 7, a hard plain net 71, a sponge layer 72, fiber cloth 73, a soft brush 74, soft cloth 8, a driving rod 9, a support plate 10, a main magnetic coating 11, a soft cushion 12, a ring plate 13 and an air outlet pipe 14.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1, a slow-speed slow-sliding low-loss fertilizer drying device comprises an outer cylinder 1 fixedly connected with a base, a rotating cylinder 2 is arranged inside the outer cylinder 1, a motor 3 is fixedly connected to the right end of the outer cylinder 1, the output end of the motor 3 penetrates through the outer cylinder 1 and is fixedly connected with the right end of the rotating cylinder 2, referring to fig. 3 and 4, a plurality of uniformly distributed air-permeable grain-separating soft boards 7 are arranged inside the rotating cylinder 2, one end of each air-permeable grain-separating soft board 7 is fixedly connected with the inner wall of the rotating cylinder 2, the other end of each air-permeable grain-separating soft board 7 is fixedly connected with a soft cloth 8, the soft cloth 8 penetrates through the inner wall of the rotating cylinder 2 from inside to outside and is fixedly connected with a driving rod 9, the soft cloth 8 is slidably connected inside the rotating cylinder 2, the driving rod 9 is positioned outside the rotating cylinder 2, the vertical distance from the end of the air-permeable grain-separating soft board 7 connected with the soft cloth 8 to the inner wall of the rotating cylinder 2 is 0.3-0.45 times of the radius of the inner ring of the rotating cylinder 2, a certain angle is formed between the air-permeable grain-classifying soft board 7 and the inner wall of the rotary drum 2, the soft cloth 8 is loosely positioned between the air-permeable grain-classifying soft board 7 and the inner wall of the rotary drum 2, and when the actuating rod 9 is pulled outwards, the soft cloth 8 is driven to move outwards, so that the length of the soft cloth 8 between the air-permeable grain-classifying soft board 7 and the rotary drum 2 is gradually shortened until the soft cloth is nearly straightened.
Referring to fig. 4 and 5, the outer end of the rotating drum 2 is provided with a plurality of uniformly distributed rod grooves 201, the number of the rod grooves 201 is the same as that of the actuating rods 9, the rod grooves 201 correspond to the actuating rods 9 one by one, the inner part of the outer drum 1 is fixedly connected with the intercepting rods 6, the aperture of the opening of each rod groove 201 is larger than the diameter of the actuating rod 9, and the vertical distance from the intercepting rod 6 to the outer end of the rotating drum 2 is smaller than the diameter of the actuating rod 9.
Slow-speed slow-sliding drying process of fertilizer granules:
s1, after fertilizer particles are introduced into the rotary drum 2, the rotary drum 2 is driven by the motor 3 to rotate slowly, referring to fig. 6, when the air-permeable classification soft board 7 and the soft cloth 8 rotate to the lower half area inside the rotary drum 2, the fertilizer particles inside the rotary drum 2 enter the air-permeable classification soft board 7 and the soft cloth 8 on the inner wall of the rotary drum 2, that is, the soft cloth 8 bags the fertilizer particles;
s2, please refer to FIG. 7, when the drum 2 continues to rotate until the actuating rod 9 contacts with the intercepting rod 6, at this time, the actuating rod 9 is blocked by the intercepting rod 6, the air-permeable sizing soft board 7 and the soft cloth 8 continue to move under the driving of the drum 2, so that the soft cloth 8 is extended outwards under the pulling force of the actuating rod 9, the fertilizer in the soft cloth is arched upwards, and the fertilizer granules slowly roll downwards along the surface of the air-permeable sizing soft board 7;
on the one hand, the fertilizer granule rolls on ventilative sizing soft board 7, the dispersion, fully contacts with hot-blast, effectively improves dry sufficiency and speed, and on the other hand, ventilative sizing soft board 7 provides flexible buffering and support for the fertilizer granule, reduces its roll speed to realize flexible contact with it, for the fertilizer granule provides effectual dual protection, and, ventilative sizing soft board 7 has further flexible dispersion to the conglomerated fertilizer of roll in-process, has further improved dry speed.
Referring to fig. 5 and 7, a plurality of groups of air outlets 202 which are uniformly distributed and correspond to the air permeable classification soft boards 7 one by one are further formed in the rotary drum 2, the air outlets 202 are located on one side, away from the central line of the rotary drum 2, of the air permeable classification soft board 7 and the soft cloth 8 which are connected with each other and between connection points of the air permeable classification soft board 7 and the soft cloth 8 and the rotary drum 2, the air outlets 202 are surrounded by the air permeable classification soft board 7 and the soft cloth 8, and fertilizer particles and the air outlets 202 are isolated, on one hand, the fertilizer particles are not prone to flowing out through the air outlets 202, so that the drying process is guaranteed to be smooth, on the other hand, hot air carrying moisture in the drying process can reach the air outlets 202 through the air permeable classification soft board 7 and the soft cloth 8, and then enters the space between the outer drum 1 and the rotary drum 2 to be discharged and collected.
When the actuating rod 9 is blocked to the rod groove 201 by the intercepting rod 6, at the moment, when the intercepting rod 6 is extruded, the actuating rod 9 enters the rod groove 201, so that the intercepting rod 6 can smoothly pass through, at the moment, the soft cloth 8 in the rotary drum 2 approaches to a completely straightened state, so that fertilizer particles on the inner side of the rotary drum can be fully arched out for dispersion, and residue is not easy to exist to cause accumulation; after the intercepting bar 6 passes, the actuating bar 9 can be removed from the bar groove 201, so that the soft cloth 8 can perform bagging operation of S1 on the fertilizer again.
Referring to fig. 9, the air-permeable, granulated soft board 7 includes a hard flat net 71, a sponge layer 72 and a fiber cloth 73, the sponge layer 72 is fixedly connected between the hard flat net 71 and the fiber cloth 73, the hard flat net 71 is located at a side close to the inner wall of the drum 2, the fiber cloth 73 can be made of a smooth polyester fabric, one end of the fiber cloth 73 away from the sponge layer 72 is fixedly connected with a plurality of soft brushes 74 which are densely distributed, and the density of the soft brushes 74 gradually increases along a direction away from the soft cloth 8, the air-permeable, granulated soft board 7 has a capability of allowing moisture and air to pass through, the hard flat net 71 provides a hard support for the air-permeable, granulated soft board 7, the sponge layer 72 provides a soft buffer for the fertilizer, so that the air-permeable, granulated soft board 7 and the fertilizer form a soft contact, the breakage rate of the fertilizer during the rolling and dispersing process is reduced, which provides a first protection for preventing damage, and the soft brush 74 provides a resistance for the rolling of the fertilizer, on one hand, the rolling speed of the fertilizer can be effectively reduced, the time of full contact with hot air is prolonged, and the fertilizer can fall onto the inner wall of the rotary drum 2 in a safe low-speed state when rolling to the bottom end of the air-permeable classification soft plate 7, so that the fertilizer is not easy to break and damage, and the second protection is realized; on the other hand, the soft brush 74 prevents the fertilizer from rolling, and at the same time, promotes the agglomerated fertilizer particles to be further dispersed and to roll down along the gaps of the soft brush 74, thereby further improving the fertilizer dispersion effect and the drying effect.
Referring to fig. 5, the inner wall of the rotating drum 2 is coated with a plurality of main magnetic coatings 11 corresponding to the soft cloth 8 one by one, the main magnetic coatings 11 are located between the connection portions of the soft air-permeable classification board 7 and the soft cloth 8 and the rotating drum 2, the soft air-permeable classification board 7 and the soft cloth 8 are in connection, the outer surface of the soft cloth 8 is coated with an auxiliary magnetic coating, and a magnetic attraction exists between the main magnetic coatings 11 and the auxiliary magnetic coating, so that when the soft cloth 8 and the driving rod 9 do not receive an external force, the main magnetic coatings 11 can attract the soft cloth 8 to the inside of the rotating drum 2 and are located between the soft air-permeable classification board 7 and the rotating drum 2, thereby facilitating the bagging process of the fertilizer.
Please refer to fig. 10, the inner wall fixedly connected with of rotary drum 2 has a plurality of evenly distributed's cushion 12, cushion 12 surperficial radian and the inside radian phase-match of rotary drum 2, cushion 12 is the same with ventilative grain sorting soft board 7 number and be interval distribution, cushion 12 is located between mutually disconnected ventilative grain sorting soft board 7 and soft cloth 8, cushion 12 plays the buffering guard action to the fertilizer granule after the roll, when the fertilizer granule rolls to ventilative grain sorting soft board 7 bottom, accept the fertilizer granule through cushion 12, make fertilizer be difficult for receiving the rigid collision of rotary drum 2, provide the third way loss prevention protection for fertilizer.
Referring to fig. 11, a ring plate 13 is fixedly connected to the left inner wall of the outer cylinder 1, the left end of the rotary drum 2 is rotatably connected to the outer end of the ring plate 13, the ring plate 13 supports the rotary drum 2, so that the rotary drum 2 can rotate stably, referring to fig. 5, a support plate 10 is fixedly connected between one end of the hard flat net 71, which is far away from the soft brush 74, and the inner wall of the rotary drum 2, the support plate 10 is of a mesh structure, and the support plate 10 supports the air-permeable grain-classifying soft plate 7, so that the air-permeable grain-classifying soft plate 7 is more stable.
Referring to fig. 11 and 12, an air inlet pipe 4 and a material conveying pipe 5 which are communicated with the inside of the outer cylinder 1 are fixedly connected to the left end of the outer cylinder 1, the air inlet pipe 4 and the material conveying pipe 5 are both positioned on the inner side of the annular plate 13, the air inlet pipe 4 is used for introducing hot air into the rotary drum 2, the material conveying pipe 5 is used for adding fertilizer into the outer cylinder 1 and collecting fertilizer, an air outlet pipe 14 is fixedly connected to the outer end of the outer cylinder 1, and the air outlet pipe 14 is used for discharging the hot air containing moisture in the outer cylinder 1 and facilitating collection.
According to the invention, the ventilating and grading soft plate 7 and the soft cloth 8 are arranged in the rotary drum 2, so that the fertilizer particles can be repeatedly bagged by the soft cloth 8, and then slowly roll and disperse downwards along the surface of the ventilating and grading soft plate 7, on one hand, the fertilizer particles are fully contacted with hot air, the drying sufficiency and speed are effectively improved, on the other hand, the ventilating and grading soft plate 7 provides flexible buffering and supporting for the fertilizer particles, reduces the rolling speed of the fertilizer particles, realizes flexible contact with the fertilizer particles, provides effective double protection for the fertilizer particles, and has further flexible dispersion effect on agglomerated fertilizer in the rolling process, so that the drying speed is further improved High efficiency drying process.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a slow-speed slow-sliding type low-loss fertilizer drying device, includes urceolus (1) of fixedly connected with base, its characterized in that: the inner part of the outer cylinder (1) is provided with a rotary cylinder (2), the right end of the outer cylinder (1) is fixedly connected with a motor (3), the output end of the motor (3) penetrates through the outer cylinder (1) and is fixedly connected with the right end of the rotary cylinder (2), the inner part of the rotary cylinder (2) is provided with a plurality of uniformly distributed air-permeable grain-classifying soft boards (7), one end of each air-permeable grain-classifying soft board (7) is fixedly connected with the inner wall of the rotary cylinder (2), the other end of each air-permeable grain-classifying soft board (7) is fixedly connected with a soft cloth (8), the soft cloth (8) penetrates through the inner wall of the rotary cylinder (2) from inside to outside and is fixedly connected with an actuating rod (9), the soft cloth (8) is connected in the inner part of the rotary cylinder (2) in a sliding manner, the actuating rod (9) is positioned on the outer side of the rotary cylinder (2), the outer end of the rotary cylinder (2) is provided with a plurality of uniformly distributed rod grooves (201), and the rod grooves (201) are the same as the actuating rods (9) in number and correspond to one, the rotary drum (2) is further provided with a plurality of groups of air outlet holes (202) which are uniformly distributed and correspond to the air-permeable grain-classifying soft boards (7) one by one, and the inner part of the outer barrel (1) is fixedly connected with an intercepting rod (6).
2. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the caliber of the opening of the rod groove (201) is larger than the diameter of the actuating rod (9), and the vertical distance from the intercepting rod (6) to the outer end of the rotary drum (2) is smaller than the diameter of the actuating rod (9).
3. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the air-permeable grading soft board (7) comprises a hard plain net (71), a sponge layer (72) and a fiber cloth (73), wherein the sponge layer (72) is fixedly connected between the hard plain net (71) and the fiber cloth (73), and the hard plain net (71) is positioned on one side close to the inner wall of the drum (2).
4. The slow-speed slow-slip low-loss fertilizer drying device of claim 3, wherein: one end of the fiber cloth (73) far away from the sponge layer (72) is fixedly connected with a plurality of densely distributed soft brushes (74), and the distribution density of the soft brushes (74) is gradually increased along the direction far away from the soft cloth (8).
5. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the inner wall of the rotary drum (2) is coated with a plurality of main magnetic coatings (11) which correspond to the soft cloth (8) one by one, the main magnetic coatings (11) are positioned between the connection parts of the air-permeable grain-classifying soft plate (7) and the soft cloth (8) and the rotary drum (2), and the outer surface of the soft cloth (8) is coated with an auxiliary magnetic coating.
6. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the vertical distance from one end of the air-permeable grain-separating soft board (7) connected with the soft cloth (8) to the inner wall of the rotary drum (2) is 0.3-0.45 times of the radius of the inner ring of the rotary drum (2).
7. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the inner wall fixedly connected with of rotary drum (2) a plurality of evenly distributed's cushion (12), cushion (12) and ventilative grain soft board (7) number is the same and be interval distribution, cushion (12) are located between ventilative grain soft board (7) and soft cloth (8) that do not link to each other.
8. The slow-speed slow-slip low-loss fertilizer drying device of claim 4, wherein: a support plate (10) is fixedly connected between one end of the hard flat net (71) far away from the soft brush (74) and the inner wall of the rotary drum (2), and the support plate (10) adopts a net-shaped structure.
9. The slow-speed slow-slip low-loss fertilizer drying device of claim 1, wherein: the inner wall of the left side of the outer cylinder (1) is fixedly connected with a ring plate (13), and the left end of the rotary cylinder (2) is rotatably connected to the outer end of the ring plate (13).
10. The slow-speed slow-slip low-loss fertilizer drying device of claim 9, wherein: the left end fixedly connected with of urceolus (1) with inside communicating air-supply line (4) and conveying pipeline (5) of urceolus (1), air-supply line (4) and conveying pipeline (5) all are located the inboard of crown plate (13), the outer end fixedly connected with of urceolus (1) goes out tuber pipe (14).
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| CN114485097A (en) * | 2022-01-24 | 2022-05-13 | 合肥汇旭金属制品有限公司 | Quick dryer for pharmacy |
| CN115355666A (en) * | 2022-10-19 | 2022-11-18 | 江苏辰安泰生物医药研究院有限公司 | Biodegradable plastic granules drying device |
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| CN113566523B (en) | 2021-12-17 |
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