CN113426369A - Novel spraying cup for chemical fertilizer maker - Google Patents
Novel spraying cup for chemical fertilizer maker Download PDFInfo
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- CN113426369A CN113426369A CN202110857241.8A CN202110857241A CN113426369A CN 113426369 A CN113426369 A CN 113426369A CN 202110857241 A CN202110857241 A CN 202110857241A CN 113426369 A CN113426369 A CN 113426369A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
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Abstract
The invention relates to the technical field of agricultural fertilizer manufacturing equipment, relates to fertilizer granulation equipment, and particularly relates to a novel spraying cup for a fertilizer maker. The slurry enters a space between the scraper blades, the first motor drives the scraper component to rotate at a high speed, the scraper component drives the slurry to rotate, the slurry is thrown to the inner wall of the spraying net, the slurry flows out through the holes of the spraying net, the slurry is cut off when the scraper scrapes the inner wall of the spraying net, and the slurry forms a slurry drop in the holes of the spraying net; the spraying net rotates to throw out slurry drops, the slurry drops leave the spraying net and are thrown to the outer surface of the side wall of the spraying net, and the slurry drops meet surrounding cold air and are solidified into small particles. The feeding pipe is also provided with a steam inlet pipe, and water vapor is introduced through the steam inlet pipe. The slurry has strong fluidity, the slurry drops with power and actively leaves the spraying net, the spraying net holes are prevented from being blocked, the slurry is prevented from flowing down along the outer wall of the spraying net, the operation is stable, the product particles are uniform, the product quality is improved, the production efficiency is improved, and the failure rate is reduced.
Description
Technical Field
The invention relates to the technical field of agricultural fertilizer manufacturing equipment, relates to fertilizer granulation equipment, and particularly relates to a novel spraying cup for a fertilizer maker.
Background
The existing spraying cup has insufficient slurry flowing power, is easy to block a spraying mesh hole, and slurry is often gushed out after coming out of the spraying mesh hole instead of being sprayed out and flows down along the outer wall of the spraying mesh, so that particles cannot be caused, the yield is low, and the production efficiency is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the novel spray cup for the fertilizer maker, the slurry of the novel spray cup has strong fluidity, the slurry drops with power to leave the spray net actively, the spray net holes are prevented from being blocked, the slurry flows down along the outer wall of the spray net, the operation is stable, the product particles are uniform, the product quality is improved, the production efficiency is improved, and the failure rate is reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel spray cup for a fertilizer making machine comprises a scraper component, a spray net component, a connecting sleeve and a first motor;
the connecting sleeve comprises an upper channel pipe, a lower channel pipe and a feeding pipe, wherein an upper channel and a lower channel are arranged in the upper channel pipe and the lower channel pipe, and the feeding pipe is communicated with the side walls of the upper channel pipe and the lower channel pipe; the connecting sleeve is fixedly connected with the frame;
the scraper component comprises a scraper blade, a hollow sleeve, a connecting rod and a connecting disc; the hollow sleeve is hollow, and the axial lead of the hollow sleeve is in the vertical direction; the upper end of the scraper blade is fixedly connected with the lower end face of the hollow sleeve, a plurality of scraper blades are uniformly and circumferentially arrayed around the axial lead of the hollow sleeve, a scraper blade is arranged on each scraper blade, and the distance from the upper end of each scraper blade to the axial lead of the hollow sleeve is longer than the distance from the lower end of each scraper blade to the axial lead of the hollow sleeve; the lower end of the connecting rod is fixedly connected with the upper end surface of the hollow sleeve, and the upper end of the connecting rod is fixedly connected with the lower end surface of the connecting disc; the connecting rod and the connecting disc are positioned in the upper channel pipe and the lower channel pipe, and the combination of the connecting rod and the connecting disc is connected with the upper channel pipe and the lower channel pipe through a revolute pair; the shell of the first motor is fixedly connected with the upper channel pipe and the lower channel pipe; the output shaft of the first motor is fixedly connected with the connecting disc; the first motor drives the scraper component to rotate;
the spray net component comprises a spray net and a rotating ring; the spray net is a cup-shaped part with an upward opening, and the upper opening of the spray net is fixedly connected with the lower end surface of the rotating ring; a plurality of spraying mesh holes are formed in the side wall of the spraying mesh;
the invention is characterized in that the invention also comprises a second motor and a driving gear;
the mesh spraying component also comprises a driven gear, and a hole in the middle of the driven gear is fixedly connected with the outer cylindrical surface of the rotating ring; the hole in the middle of the rotating ring is connected with the outer cylindrical surface of the hollow sleeve through a rotating pair; the lower end surface of the upper and lower channel pipes and the upper end surface of the rotating ring form a sealing surface which can rotate relatively;
the shell of the second motor is fixedly connected with the frame; the output shaft of the second motor is fixedly connected with the driving gear; the driving gear is meshed with the driven gear; the second motor drives the spraying net assembly to rotate through the combination of the driving gear and the driven gear, when the spraying net assembly is observed from top to bottom, the rotating direction of the spraying net is opposite to the rotating direction of the scraper blade, one rotating direction is clockwise, and the other rotating direction is anticlockwise, so that the two rotating speeds can have larger relative speeds under the condition that the rotating speeds of the spraying net assembly and the scraper blade are not too large, and the speed is reduced, so that the shaking can be effectively avoided, and the running stability is improved;
the slurry enters a space between the scraper blades through a gap between the feeding pipe and the connecting rod and a cavity in the middle of the hollow sleeve, the first motor drives the scraper component to rotate at a high speed, the scraper component drives the slurry to rotate, the slurry is thrown to the inner wall of the spraying net, the slurry flows out through the holes of the spraying net, the slurry is cut off when the scraper scrapes the inner wall of the spraying net, and the slurry forms a slurry drop in the holes of the spraying net; the spraying net rotates to throw out slurry drops, the slurry drops leave the spraying net and are thrown to the outer surface of the side wall of the spraying net, and the slurry drops meet surrounding cold air and are solidified into small particles. The spraying net rotates to enable slurry drops to have centrifugal force, and the slurry drops actively leave the spraying net with power, so that the spraying net is prevented from being blocked and flowing down along the outer wall of the spraying net.
The slurry is a mixture formed by urea, potassium sulfate, potassium dihydrogen phosphate, trace elements and mineral humic materials in a high-temperature molten state according to a certain proportion, is in a molten semi-fluid state at the temperature of more than 100 ℃, and is condensed into a solid at the temperature of less than 60 ℃.
The steam inlet pipe is arranged on the feeding pipe, water vapor is introduced through the steam inlet pipe, on one hand, high-temperature water vapor can further heat the slurry in the steam jet grouting machine, the slurry can keep good fluidity when kept at high temperature, the slurry is prevented from being solidified, the slurry is prevented from blocking the mesh spraying holes, on the other hand, the air pressure of the inner cavity of the steam jet grouting machine is increased, the slurry can be driven to actively penetrate through the mesh spraying holes to be sprayed out, and therefore the mesh spraying holes are prevented from being blocked, and the slurry is prevented from flowing down along the outer wall of the mesh spraying machine.
Traditional spout cup, the clearance between the cutting edge of scraper blade and the inner wall of spouting the net is 1.8 to 2.2 millimeters, and such clearance is easily made, but in use shakes easily, causes the cutting edge of scraper blade to lean on one side, and the clearance of opposite side is bigger, causes both sides ejection of compact size inhomogeneous, and the granule size that causes is also different, influences product quality. According to the invention, the gap between the cutting edge of the scraper blade and the inner wall of the spraying net is changed into 0.4-0.6 mm, the gap is reduced, the shaking space is reduced, the thickness of the material of the scraper blade is also increased, the rigidity of the scraper blade is enhanced, the scraper blade is machined by a lathe with higher machining precision, the shaking of the scraper blade is avoided as much as possible, the size of slurry drops at each position is uniform, and the size of particle products is uniform. The structure has higher manufacturing difficulty, if the blade of the scraper blade is seriously rubbed with the inner wall of the spraying net, the scraper blade becomes waste, the yield of manufacturing equipment is low, but the yield of qualified products for producing fertilizer particles is improved.
The number of the traditional spray cup scraper blades is four, six scraper blades are changed, on one hand, the production efficiency is improved, and on the other hand, the rigidity of the scraper assembly is improved.
The thickness of a steel plate manufactured by the traditional spray cup scraper blade is 6 mm, the thickness of the steel plate is changed into 8 mm, and the rigidity of the scraper component is improved.
The inner diameter of the upper opening of the traditional spray cup is 200 mm, the height in the vertical direction is 400 mm, the inner diameter of the upper opening is 270 mm, the height in the vertical direction is 550 mm, and the yield is doubled.
The feeding pipe is also provided with a steam inlet pipe, and water vapor is introduced through the steam inlet pipe, wherein the temperature of the water vapor is between 120 and 170 ℃.
The temperature of the water vapor described above is preferably 140 to 160 ℃.
The invention has the beneficial effects that: the slurry has strong fluidity, the slurry drops power to leave the spraying net actively, the blockage of the spraying net hole is avoided, the slurry is prevented from flowing down along the outer wall of the spraying net, the operation is stable, the product particles are uniform, the product quality is improved, the production efficiency is improved, and the failure rate is reduced.
Drawings
FIG. 1 is a front full sectional view of an embodiment of the present invention;
FIG. 2 is a schematic three-dimensional structure of the doctor assembly 1;
FIG. 3 is a schematic partial cross-sectional view of the three-dimensional structure of the screen assembly 2;
FIG. 4 is an enlarged partial view at A of FIG. 3;
FIG. 5 is a partially sectional view of the three-dimensional structure of the coupling sleeve 3;
in the figure:
1-a scraper assembly; 11-a doctor blade; 12-hollow sleeve; 13-a coupling rod; 14-a connecting disc;
2-a spray net component; 21-spraying a net; 211-spraying mesh holes; 22-a rotating ring; 23-a driven gear;
3-a coupling sleeve; 31-upper and lower channel tubes; 32-a feed pipe; 33-a steam inlet pipe;
4-a first motor; 5-a second motor; 6-driving gear.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the following embodiments and the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A novel spray cup for a fertilizer maker is shown in figures 1-5 and comprises a scraper component 1, a spray net component 2, a connecting sleeve 3 and a first motor 4;
the connecting sleeve 3 comprises an upper channel pipe 31, a lower channel pipe 31 and a feeding pipe 32, wherein an upper channel and a lower channel are arranged in the upper channel pipe 31 and the lower channel pipe 31, and the feeding pipe 32 is communicated with the side walls of the upper channel pipe 31 and the lower channel pipe 31; the connecting sleeve 3 is fixedly connected with the frame;
the doctor assembly 1 comprises a doctor blade 11, a hollow sleeve 12, a coupling rod 13 and a connecting disc 14; the hollow sleeve 12 is hollow, and the axial lead of the hollow sleeve 12 is in the up-down direction; the upper end of the scraper blade 11 is fixedly connected with the lower end face of the hollow sleeve 12, a plurality of scraper blades 11 are uniformly and circumferentially arrayed around the axial lead of the hollow sleeve 12, a scraper blade is arranged on each scraper blade 11, and the distance from the upper end of each scraper blade to the axial lead of the hollow sleeve 12 is far than that from the lower end of each scraper blade; the lower end of the connecting rod 13 is fixedly connected with the upper end surface of the hollow sleeve 12, and the upper end of the connecting rod 13 is fixedly connected with the lower end surface of the connecting disc 14; the connecting rod 13 and the connecting disc 14 are positioned in the upper and lower channel tubes 31, and the combination of the connecting rod 13 and the connecting disc 14 is connected with the upper and lower channel tubes 31 through a revolute pair; the shell of the first motor 4 is fixedly connected with the upper and lower channel pipes 31; the output shaft of the first motor 4 is fixedly connected with the connecting disc 14; the first motor 4 drives the scraper component 1 to rotate;
the spray net component 2 comprises a spray net 21 and a rotating ring 22; the spray net 21 is a cup-shaped part with an upward opening, and the upper opening of the spray net 21 is fixedly connected with the lower end surface of the rotating ring 22; a plurality of spraying holes 211 are arranged on the side wall of the spraying net 21;
it is characterized in that the embodiment also comprises a second motor 5 and a driving gear 6;
the spraying net component 2 also comprises a driven gear 23, and a hole in the middle of the driven gear 23 is fixedly connected with the outer cylindrical surface of the rotating ring 22; the hole in the middle of the rotating ring 22 is connected with the outer cylindrical surface of the hollow sleeve 12 through a rotating pair; the lower end surface of the upper and lower channel pipes 31 and the upper end surface of the rotating ring 22 form a sealing surface which can rotate relatively;
the shell of the second motor 5 is fixedly connected with the frame; the output shaft of the second motor 5 is fixedly connected with the driving gear 6; the driving gear 6 is meshed with the driven gear 23; the second motor 5 drives the spray net assembly 2 to rotate through the combination of the driving gear 6 and the driven gear 23, when viewed from top to bottom, the rotation direction of the spray net 21 is opposite to that of the scraper blade 11, one is clockwise, and the other is anticlockwise, so that the two can have larger relative speed under the condition that the rotation speeds of the two are not too large, and the shaking can be effectively avoided when the speed is reduced, and the running stability is improved;
the slurry enters the space between the scraper blades 11 through the gap between the feeding pipe 32 and the connecting rod 13 and the cavity in the middle of the hollow sleeve 12, the first motor 4 drives the scraper component 1 to rotate at a high speed to drive the slurry to rotate, the slurry is thrown to the inner wall of the spraying net 21 and flows out through the spraying net holes 211, the slurry is cut off when the scraper scrapes the inner wall of the spraying net 21, and the slurry forms a slurry drop in the spraying net holes 211; the spray net 21 rotates to throw out the slurry drops, the slurry drops leave the spray net 21 and are thrown to the outer surface of the side wall of the spray net 21, and the slurry drops meet surrounding cold air and are solidified into small particles. The spraying net 21 rotates, so that slurry drops have centrifugal force, and are actively separated from the spraying net 21 under power, so that the spraying net holes 211 are prevented from being blocked, and the slurry drops are prevented from flowing down along the outer wall of the spraying net.
The slurry is a mixture formed by urea, potassium sulfate, potassium dihydrogen phosphate, trace elements and mineral humic materials in a high-temperature molten state according to a certain proportion, is in a molten semifluid state at the temperature of more than 100 ℃, and is in a solid state at the temperature of less than 60 ℃.
Still be equipped with steam inlet pipe 33 on the inlet pipe 32 of this embodiment, let in steam through steam inlet pipe 33, on the one hand high-temperature steam can further heat the thick liquids in this embodiment, thick liquids keep high temperature then can keep good mobility, avoid thick liquids to solidify, avoid thick liquids to block up spout mesh hole 211, on the other hand also increases the air pressure of this embodiment inner chamber, can drive thick liquids initiative and see through to spout mesh hole 211 and spray out, thereby avoid blocking up spout mesh hole 211, avoid flowing down along the outer wall that spouts the net.
Traditional spout cup, the clearance between the cutting edge of scraper blade and the inner wall of spouting the net is 1.8 to 2.2 millimeters, and such clearance is easily made, but in use shakes easily, causes the cutting edge of scraper blade 11 to lean on one side, and the clearance of opposite side is bigger, causes both sides ejection of compact size inhomogeneous, and the granule size that causes is also different, influences product quality. This embodiment changes the cutting edge of scraper blade 11 and the clearance between the inner wall of spouting net 21 into 0.5 millimeter, and the clearance diminishes, and the space of shake diminishes to, the material thickness of scraper blade also strengthens, strengthens the rigidity of scraper blade, trades the lathe work that machining precision is higher, avoids the shake of scraper blade 11 as far as possible, makes the size of each thick liquids drop even, and the size of the granule product that causes is even. The structure has higher manufacturing difficulty, if the blade of the scraper blade 11 is seriously rubbed with the inner wall of the spraying net 21, the scraper blade becomes waste, the yield of manufacturing equipment is low, but the yield of qualified products for producing fertilizer granules is improved.
The diameter of the conventional cup orifice 211 is 6 mm, and the diameter is suitably reduced to 2.8 mm because of the increased fluidity of the slurry in this embodiment.
The number of traditional spout cup scraper blade is four, and six have been changed to this embodiment, have improved production efficiency on the one hand, and on the other hand has improved the rigidity of scraper subassembly 1.
The thickness of a steel plate for manufacturing the traditional spray cup scraper blade is 6 mm, the thickness of the steel plate is changed into 8 mm in the embodiment, and the rigidity of the scraper component 1 is improved.
The inner diameter of the upper opening of the traditional spray cup spray net 21 is 200 mm, the height in the vertical direction is 400 mm, the inner diameter of the upper opening is 270 mm, the height in the vertical direction is 550 mm, and the yield is doubled.
The feeding pipe is also provided with a steam inlet pipe, and water vapor is introduced through the steam inlet pipe, wherein the temperature of the water vapor is between 140 and 160 ℃.
The beneficial effects of this embodiment: the slurry has strong fluidity, the slurry drops power to leave the spraying net 21 actively, the spraying net holes 211 are prevented from being blocked, the slurry is prevented from flowing down along the outer wall of the spraying net 21, the operation is stable, the product particles are uniform, the product quality is improved, the production efficiency is improved, and the failure rate is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A novel spray cup for a fertilizer making machine comprises a scraper component, a spray net component, a connecting sleeve and a first motor;
the connecting sleeve comprises an upper channel pipe, a lower channel pipe and a feeding pipe, wherein an upper channel and a lower channel are arranged in the upper channel pipe and the lower channel pipe, and the feeding pipe is communicated with the side walls of the upper channel pipe and the lower channel pipe; the connecting sleeve is fixedly connected with the frame;
the scraper component comprises a scraper blade, a hollow sleeve, a connecting rod and a connecting disc; the hollow sleeve is hollow, and the axial lead of the hollow sleeve is in the vertical direction; the upper end of the scraper blade is fixedly connected with the lower end face of the hollow sleeve, a plurality of scraper blades are uniformly and circumferentially arrayed around the axial lead of the hollow sleeve, a scraper blade is arranged on each scraper blade, and the distance from the upper end of each scraper blade to the axial lead of the hollow sleeve is longer than the distance from the lower end of each scraper blade to the axial lead of the hollow sleeve; the lower end of the connecting rod is fixedly connected with the upper end surface of the hollow sleeve, and the upper end of the connecting rod is fixedly connected with the lower end surface of the connecting disc; the connecting rod and the connecting disc are positioned in the upper channel pipe and the lower channel pipe, and the combination of the connecting rod and the connecting disc is connected with the upper channel pipe and the lower channel pipe through a revolute pair; the shell of the first motor is fixedly connected with the upper channel pipe and the lower channel pipe; the output shaft of the first motor is fixedly connected with the connecting disc; the first motor drives the scraper component to rotate;
the spray net component comprises a spray net and a rotating ring; the spray net is a cup-shaped part with an upward opening, and the upper opening of the spray net is fixedly connected with the lower end surface of the rotating ring; a plurality of spraying mesh holes are formed in the side wall of the spraying mesh;
the device is characterized by also comprising a second motor and a driving gear;
the mesh spraying component also comprises a driven gear, and a hole in the middle of the driven gear is fixedly connected with the outer cylindrical surface of the rotating ring; the hole in the middle of the rotating ring is connected with the outer cylindrical surface of the hollow sleeve through a rotating pair; the lower end surface of the upper and lower channel pipes and the upper end surface of the rotating ring form a sealing surface which can rotate relatively;
the shell of the second motor is fixedly connected with the frame; the output shaft of the second motor is fixedly connected with the driving gear; the driving gear is meshed with the driven gear; the second motor drives the spraying net assembly to rotate through the combination of the driving gear and the driven gear, and the rotating direction of the spraying net is opposite to that of the scraper blade when viewed from top to bottom;
the slurry enters a space between the scraper blades through a gap between the feeding pipe and the connecting rod and a cavity in the middle of the hollow sleeve, the first motor drives the scraper component to rotate, the scraper component drives the slurry to rotate, the slurry is thrown to the inner wall of the spraying net, the slurry flows out through the holes of the spraying net, the slurry is cut off when the scraper scrapes the inner wall of the spraying net, and the slurry forms a slurry drop in the holes of the spraying net; the spray net rotates to throw out the slurry drops, and the slurry drops leave the spray net and are thrown to the outer surface of the side wall of the spray net.
2. The new spraying cup as claimed in claim 1, wherein the feeding pipe is further provided with a steam inlet pipe through which steam is introduced.
3. The new spray cup for fertilizer maker as claimed in claim 1, wherein the gap between the edge of the scraper blade and the inner wall of the spray net is in the range of 0.4 to 0.6 mm.
4. The new spray cup for fertilizer building machine as claimed in claim 1, wherein the number of scraper blades is six.
5. The new spray cup for fertilizer maker as claimed in claim 1, 2, 3 or 4, wherein the thickness of the steel plate for making the scraper blade is 8 mm.
6. The new spraying cup for fertilizer making machine as claimed in claim 1, 2, 3 or 4, characterized in that the inner diameter of the upper opening of the spraying net is 270 mm, and the height in the up-down direction is 550 mm.
7. The new spraying cup for fertilizer making machine as claimed in claim 2, characterized in that the temperature of the water vapor introduced through the steam inlet pipe is between 120 and 170 ℃.
8. The new cup as claimed in claim 7, wherein the temperature of the steam introduced through the steam inlet pipe is 140 to 160 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110857241.8A CN113426369B (en) | 2021-07-28 | 2021-07-28 | Novel spraying cup for chemical fertilizer maker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110857241.8A CN113426369B (en) | 2021-07-28 | 2021-07-28 | Novel spraying cup for chemical fertilizer maker |
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| CN113426369A true CN113426369A (en) | 2021-09-24 |
| CN113426369B CN113426369B (en) | 2022-06-21 |
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