CN218689221U

CN218689221U - Urea sulfate composite granulating improved device

Info

Publication number: CN218689221U
Application number: CN202222886336.5U
Authority: CN
Inventors: 严玉虎; 张�杰
Original assignee: Zhongsheng Nanyang Biotechnology Co Ltd
Current assignee: Zhongsheng Nanyang Biotechnology Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-24
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an improved urea sulfate compound granulation device, which comprises a roller, a first fixed station, a second fixed station, a motor, an air pipe and a water pipe; the roller is obliquely arranged, the left end of the roller is movably connected with the first fixed station, the right end of the roller is movably connected with the second fixed station, and the left end of the roller is higher than the right end of the roller; the outer side part of the roller is fixedly connected with a driven gear; the motor is positioned on the right side of the roller; a driving gear is arranged on a transmission shaft of the motor, and the driving gear is meshed with a driven gear; the air pipe and the water pipe extend into the roller from the center of the left end of the roller, the air pipe is provided with a plurality of air holes, and the water pipe is provided with a plurality of atomizing spray heads; the conveying pipeline is positioned at the left end of the roller and conveys the fertilizer material to the bottom of the inner side of the left end of the roller; the right end of the roller is provided with a discharge hole. The effect and the speed of fertilizer mixing are improved, and urea sulfate aqueous solution and ammonia gas are sprayed, so that the problem that a large amount of granulating materials are adhered to the inner wall of the roller is reduced.

Description

Urea sulfate composite granulating improved device

Technical Field

The utility model relates to a chemical fertilizer production facility field especially relates to compound granulation of urea sulfate improves device.

Background

In the production process of urea sulfate ammoniation granulation compound fertilizer, sulfuric acid and urea are generally adopted to react to produce urea sulfate with higher viscosity, and then the urea sulfate is sprayed into a rotary drum granulator to bind solid materials for granulation after being neutralized by liquid ammonia. CN203459038 discloses a chemical fertilizer production facility, specific saying so one kind sulfuric acid urea ammoniation granulation granulator for compound fertilizer production, including granulation cylinder, the driven gear who encircles the granulation cylinder setting and the driving gear that is connected to the output shaft of motor, driven gear and driving gear mesh mutually, its characterized in that: in addition, an annular vibration shell is sleeved on the outer side of the granulation roller, and the vibration shell and the granulation roller are eccentrically arranged. The granulation efficiency of the fertilizer is slow, urea sulfate aqueous solution and ammonia gas can not be sprayed simultaneously, and a large amount of granulated materials can not be effectively removed and adhered to the inner wall of the roller.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide a compound granulation of urea sulfate improves device, improves the effect and the speed that the chemical fertilizer mixes, sprays urea sulfate aqueous solution and ammonia simultaneously, alleviates a large amount of bonds of granulation material at the cylinder inner wall.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the urea sulfate composite granulation improved device comprises a roller, a first fixed table, a second fixed table, a motor, an air pipe and a water pipe; the roller is obliquely arranged, the left end of the roller is movably connected with the first fixed station, the right end of the roller is movably connected with the second fixed station, and the left end of the roller is higher than the right end of the roller; the outer side part of the roller is fixedly connected with a driven gear; the motor is positioned on the right side of the roller; a driving gear is arranged on a transmission shaft of the motor, and the driving gear is meshed with the driven gear; the air pipe and the water pipe extend into the roller from the center of the left end of the roller, the air pipe is provided with a plurality of air holes, and the water pipe is provided with a plurality of atomizing spray heads; the delivery pipeline is positioned at the left end of the roller and delivers fertilizer materials to the bottom of the inner side of the left end of the roller; the right end of the roller is provided with a discharge hole.

Optionally, the left end of the roller is connected with an inner ring of a first bearing, an outer ring of the first bearing is fixed on the first fixing table, a top sealing cover is fixed on the outer ring of the first bearing, a first through hole is formed in the center of the top sealing cover, a second through hole is formed in the lower portion of the top sealing cover, the air pipe and the water pipe penetrate through the first through hole, and the material conveying pipeline is connected with the second through hole; the right end of the roller is connected with the inner ring of the second bearing, the outer ring of the second bearing is fixed on the second fixing table, a bottom sealing cover is fixed on the outer ring of the second bearing, and the part, close to the inner bottom of the roller, of the bottom sealing cover is provided with the discharge hole.

Optionally, the outer end of the air pipe is connected with an air injection device for conveying ammonia gas; the outer end of the water pipe is connected with a water spraying device for conveying urea sulfate aqueous solution; the cross section of the air pipe is smaller than that of the water pipe; the air pipe positioned in the roller is arranged inside the water pipe; the atomizing spray heads are uniformly distributed on the surfaces of the water pipes; the position of the air hole corresponds to the position of the atomizing spray head.

Optionally, the motor is connected to a frequency converter, and a transmission shaft of the motor is set to change the rotating speed once every a period of time.

Optionally, a scraper is included, and the length of the scraper is greater than that of the roller; the top sealing cover is provided with a first scraping hole, and the bottom sealing cover is provided with a second scraping hole; the tops of the first scraping holes and the second scraping holes are aligned with the top surface of the inner side of the roller; the first scraping hole and the second scraping hole correspond to the cross-sectional shape and size of the scraper.

Optionally, handles are respectively disposed at two ends of the scraping plate.

The utility model discloses an actively beneficial effect:

the fertilizer material is uniformly distributed on the inner surface of the roller along with the rotation of the roller, ammonia gas is filled in the gas pipe, urea sulfate aqueous solution is filled in the water pipe, and the gas holes and the atomizing spray heads are uniformly distributed in the roller, can be sprayed simultaneously and are well combined with the fertilizer material. Because trachea and water pipe are located the center of cylinder, evenly spray to cylinder all around for the continuous and even and urea sulfate and the gaseous ammonia of chemical fertilizer material are mixed, improve the effect that the chemical fertilizer was mixed. After the rotating speed of the roller is controlled well, the inclined roller can improve the effect and the speed of fertilizer mixing and reduce the adhesion of a large amount of granulating materials on the inner wall of the roller.

Drawings

FIG. 1 is a schematic front cross-sectional view of an improved urea sulfate compound granulation device provided in example 1 of the present invention;

fig. 2 is a schematic structural view of an arc-shaped scraper and a column-shaped handle provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an arc-shaped scraper and an annular closed handle provided in embodiment 1 of the present invention;

FIG. 4 is a schematic view of a scraper structure with a corner at the top provided in embodiment 1 of the present invention;

fig. 5 is a schematic view of another scraper structure with a corner at the top according to embodiment 1 of the present invention.

1. A drum; 2. a first fixed table; 3. a second stationary stage; 4. a motor; 5. an air tube; 6. a water pipe; 7. a drive shaft; 8. a driving gear; 9. a driven gear; 10. air holes; 11. an atomizing spray header; 12. an inner race of the first bearing; 13. an outer race of the first bearing; 14. a top cover; 15. a first through hole; 16. a second through hole; 17. an inner race of the second bearing; 18. an outer race of the second bearing; 19. a bottom cover; 20. a discharge port; 21. a squeegee; 22. a first scraping hole; 23. a second scraping hole; 24. a handle; 25. and (6) corner angles.

Detailed Description

The present invention will be further described with reference to some embodiments.

Example 1

As shown in fig. 1, an improved urea sulfate compound granulation device comprises a roller 1, a first fixing table 2, a second fixing table 3, a motor 4, an air pipe 5 and a water pipe 6; the roller 1 is obliquely arranged, the left end of the roller 1 is movably connected with the first fixed table 2, the right end of the roller 1 is movably connected with the second fixed table 3, and the left end of the roller 1 is higher than the right end of the roller 1; the outer side part of the roller 1 is fixedly connected with a driven gear 9; the motor 4 is positioned at the right side of the roller 1; a driving gear 8 is arranged on a transmission shaft 7 of the motor 4, and the driving gear 8 is meshed with the driven gear 9; the air pipe 5 and the water pipe 6 extend into the roller 1 from the center of the left end of the roller 1, the air pipe 5 is provided with a plurality of air holes 10, and the water pipe 6 is provided with a plurality of atomizing spray heads 11; the delivery pipeline is positioned at the left end of the roller 1 and delivers fertilizer materials to the bottom of the inner side of the left end of the roller 1; the right end of the roller 1 is provided with a discharge hole 20.

The transmission shaft 7 of the motor 4 rotates, so that the driving gear 8 drives the driven gear 9 to drive the roller 1 to rotate together. Conveying pipeline carries the chemical fertilizer material from the left end of cylinder 1 to cylinder 1 in, the chemical fertilizer material is along with the rotatory evenly distributed at the internal surface of cylinder 1, the ammonia is equipped with in the trachea 5, the urea sulfate aqueous solution is equipped with in the water pipe 6, gas pocket 10 and atomizing shower head 11 are at the inside evenly distributed of cylinder 1, because trachea 5 and water pipe 6 are located the center of cylinder 1, evenly spray around cylinder 1, make the chemical fertilizer material constantly and even mix with urea sulfate and ammonia, improve the effect that the chemical fertilizer mixes, after controlling cylinder 1 rotational speed, cylinder 1 of slope can improve the effect and the speed that the chemical fertilizer mixes, it bonds on cylinder 1 inner wall in a large number to alleviate the granulation material.

Specifically, the left end of the roller 1 is connected with an inner ring 12 of a first bearing, an outer ring 13 of the first bearing is fixed on the first fixing table 2, a top sealing cover 14 is fixed on the outer ring 13 of the first bearing, a first through hole 15 is arranged in the center of the top sealing cover 14, a second through hole 16 is arranged at the lower part of the top sealing cover 14, the air pipe 5 and the water pipe 6 penetrate through the first through hole 15, and the material conveying pipeline is connected with the second through hole 16; the right end of the roller 1 is connected with an inner ring 17 of a second bearing, an outer ring 18 of the second bearing is fixed on the second fixing table 3, a bottom sealing cover 19 is fixed on the outer ring 18 of the second bearing, and the part, close to the inner bottom of the roller 1, of the bottom sealing cover 19 is provided with the discharge hole 20. The top cover 14 and the bottom cover 19 are detachable and cover both ends of the drum 1 without following the rotation of the drum 1.

Further, the outer end of the air pipe 5 is connected with an air injection device for conveying ammonia gas; the outer end of the water pipe 6 is connected with a water spraying device for conveying urea sulfate aqueous solution; the cross section of the air pipe 5 is smaller than that of the water pipe 6; the air pipe 5 positioned in the drum 1 is arranged inside the water pipe 6; the atomizing spray headers 11 are uniformly distributed on the surfaces of the water pipes 6; the position of the air hole 10 corresponds to the position of the atomizing spray header 11, and certain pressure is applied to the other ends of the air pipe 5 and the water pipe 6, so that the sprayed liquid is thinner and is more uniform in mixing with gas and fertilizer. The air pipe 5 is arranged in the water pipe 6, so that the uniform combination of ammonia gas, urea sulfate aqueous solution and fertilizer materials can be improved, and the quality of the fertilizer is improved. When the urea sulfate aqueous solution and the ammonia gas need to be conveyed into the roller 1, the air injection device and the water injection device need to be opened simultaneously, the ammonia gas firstly enters the water pipe 6 from the air pipe 5, then enters the atomizing spray header 11 through the through holes in the water pipe 6, and is sprayed out together with the urea sulfate aqueous solution.

The motor 4 is connected with a frequency converter, and a transmission shaft 7 of the motor 4 is arranged to change the rotating speed once every a period of time. The change can be performed at intervals of ten seconds, tens of seconds or minutes, so that the rotation speed of the roller 1 is increased or decreased at intervals, the centrifugal force of the chemical fertilizer materials in the roller 1 is increased or decreased, on one hand, the discharging speed is increased, on the other hand, the materials are prevented from being adhered to the inner wall of the roller 1 in a large amount, and the materials are removed through different centrifugal forces.

As shown in fig. 2 to 5, the urea sulfate compound granulation improving apparatus further comprises a scraper 21, wherein the length of the scraper 21 is greater than the length of the drum 1; the top cover 14 is provided with a first scraping hole 22, and the bottom cover 19 is provided with a second scraping hole 23; the tops of the first scraping holes 22 and the second scraping holes 23 are aligned with the inner top surface of the roller 1; the first scraping holes 22 and the second scraping holes 23 correspond to the cross-sectional shape and size of the scraper 21.

Also can artificially clear up the more firm granulation material of bonding on the cylinder 1 inner wall through scraper blade 21, scrape hole 23 with the one end of scraper blade 21 from the second on bottom closing cap 19 and insert into, it is spacing to go out a segment as from the first hole 22 of scraping of top closing cap 14 again, make one side of scraper blade 21 paste cylinder 1 inner wall, along with the rotation of cylinder 1, the inner wall that scraper blade 21 also is relative cylinder 1 rotates, can clear up out the granulation material on the cylinder 1 inner wall, prevent that granulation in-process granulation material from gluing on the lateral wall of granulation cylinder 1, cause the phenomenon of scabbing, influence the particle quality of balling-up rate and chemical fertilizer, serious needs the secondary rework, cause the waste of manpower and materials.

Handles 24 are respectively arranged at both ends of the scraper 21. The handle 24 may be of a ring-like closed type or a column type, such as a cylindrical or prismatic shape. One side of scraper blade 21 towards cylinder 1 inner wall can set up to the circular arc template, and the radian of circular arc template is unanimous with the inboard radian of cylinder 1, can paste with the inboard perfect of cylinder 1, only need to increase the friction upwards hard slightly through handle 24 when cylinder 1 rolls, can clear away the scab on the cylinder 1 inner wall. One side of the scraper 21 facing the inner wall of the roller 1 can also be provided with an edge plate with an edge 25, the edge 25 of the edge plate is perpendicular to the inner wall of the roller 1, when the scraper 21 is placed in the roller 1, the edge 25 is attached to the inner wall of the roller 1, and the edge 25 and the inner wall of the roller 1 generate friction to remove scars. The blade 21 is taken out after a certain time of putting into the drum 1. Furthermore, the thickness of the scraper 21 can be made thinner, for example, only 1mm-5mm, so that the scraper does not influence the rotation of the fertilizer material inside.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The improved urea sulfate compound granulation device is characterized by comprising a roller, a first fixing table, a second fixing table, a motor, an air pipe and a water pipe; the roller is obliquely arranged, the left end of the roller is movably connected with the first fixed station, the right end of the roller is movably connected with the second fixed station, and the left end of the roller is higher than the right end of the roller; the outer side part of the roller is fixedly connected with a driven gear; the motor is positioned on the right side of the roller; a driving gear is arranged on a transmission shaft of the motor, and the driving gear is meshed with the driven gear; the air pipe and the water pipe extend into the roller from the center of the left end of the roller, the air pipe is provided with a plurality of air holes, and the water pipe is provided with a plurality of atomizing spray heads; the delivery pipeline is positioned at the left end of the roller and delivers fertilizer materials to the bottom of the inner side of the left end of the roller; the right end of the roller is provided with a discharge hole.

2. The improved urea sulfate composite granulation device as claimed in claim 1, wherein the left end of the roller is connected to the inner ring of a first bearing, the outer ring of the first bearing is fixed on the first fixing platform, the outer ring of the first bearing is fixed with a top cover, the center of the top cover is provided with a first through hole, the lower part of the top cover is provided with a second through hole, the air pipe and the water pipe pass through the first through hole, and the material conveying pipeline is connected to the second through hole; the right end of the roller is connected with the inner ring of the second bearing, the outer ring of the second bearing is fixed on the second fixing table, a bottom sealing cover is fixed on the outer ring of the second bearing, and the part, close to the inner bottom of the roller, of the bottom sealing cover is provided with the discharge hole.

3. The improved urea sulfate compound granulation device as defined in claim 1, wherein the outer end of said gas pipe is connected with a gas injection device for delivering ammonia gas; the outer end of the water pipe is connected with a water spraying device for conveying urea sulfate aqueous solution; the cross section of the air pipe is smaller than that of the water pipe; the air pipe positioned in the roller is arranged inside the water pipe; the atomizing spray heads are uniformly distributed on the surfaces of the water pipes; the position of the air hole corresponds to the position of the atomizing spray head.

4. The improved urea sulfate composite pelletizing device as set forth in claim 1, characterized in that the motor is connected to a frequency converter, and the transmission shaft of the motor is set to change its rotation speed at intervals.

5. The improved urea sulfate compound granulation device as claimed in claim 2, characterized by comprising a scraper, wherein the length of the scraper is greater than the length of the roller; the top sealing cover is provided with a first scraping hole, and the bottom sealing cover is provided with a second scraping hole; the tops of the first scraping holes and the second scraping holes are aligned with the top surface of the inner side of the roller; the first scraping hole and the second scraping hole correspond to the cross-sectional shape and size of the scraper.

6. The improved urea sulfate composite pelletizing device as set forth in claim 5, characterized in that the scraper has handles at its two ends.