CN115228127A - Ammonium persulfate preparation equipment and use method thereof - Google Patents
Ammonium persulfate preparation equipment and use method thereof Download PDFInfo
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- CN115228127A CN115228127A CN202210876210.1A CN202210876210A CN115228127A CN 115228127 A CN115228127 A CN 115228127A CN 202210876210 A CN202210876210 A CN 202210876210A CN 115228127 A CN115228127 A CN 115228127A
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- ammonium persulfate
- rigid coupling
- air
- jar body
- top surface
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- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 title claims abstract description 394
- 229910001870 ammonium persulfate Inorganic materials 0.000 title claims abstract description 197
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001035 drying Methods 0.000 claims abstract description 33
- 238000000227 grinding Methods 0.000 claims description 92
- 239000013078 crystal Substances 0.000 claims description 47
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 9
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 238000010899 nucleation Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 17
- 238000010168 coupling process Methods 0.000 claims 17
- 238000005859 coupling reaction Methods 0.000 claims 17
- 238000003801 milling Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/055—Peroxyhydrates; Peroxyacids or salts thereof
- C01B15/06—Peroxyhydrates; Peroxyacids or salts thereof containing sulfur
- C01B15/08—Peroxysulfates
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention belongs to the technical field of ammonium persulfate preparation, and particularly relates to equipment and a using method for preparing ammonium persulfate; the device is provided with a bracket, a tank body, an air inlet, an air outlet, a feeding pipe and a discharge hole; moist ammonium persulfate passes through the inside that the inlet pipe got into the jar body, when moist ammonium persulfate dropped downwards, the warm-air that drying fan heater produced gets into the inside of the jar body from the air intake, the warm-air upwards is discharged from the air outlet, contact with the warm-air when ammonium persulfate falls and carry out the drying, and simultaneously, the air current that flows at a high speed strikes the ammonium persulfate that hardens the adhesion, make the ammonium persulfate by the impact separation, thereby the crushing rate of ammonium persulfate has been improved, the drying efficiency of ammonium persulfate has been improved, then the dry time of ammonium persulfate has been reduced, the preparation quality of ammonium persulfate has been improved.
Description
Technical Field
The invention belongs to the technical field of ammonium persulfate preparation, and particularly relates to equipment for preparing ammonium persulfate and a using method thereof.
Background
Ammonium persulfate is a white monoclinic crystal or white powdery crystal, and is easily soluble in water. The dried ammonium persulfate has good stability and is easy to be moisture-blocking in humid air. After absorbing moisture, ammonium persulfate can generate hydrolysis reaction in an aqueous solution; can be oxidized and decomposed under the catalysis of silver salt and other substances; ammonium persulfate has wide application in chemical industry, petroleum industry, electronic industry, food industry and other fields.
A chinese patent with publication number CN112551490A discloses a method for preparing ammonium persulfate crystals, which comprises using a mixed feed liquid of ammonium persulfate and ammonium sulfate as a mother liquid, adding seed crystals and performing a staged cooling-crystal growing treatment to obtain ammonium persulfate crystals with uniform particle size distribution, wherein the staged cooling-crystal growing treatment is to cool the mother liquid in stages and perform heat preservation crystal growing, and the staged cooling-crystal growing is performed in 5 stages, including a first cooling-crystal growing, a second cooling-crystal growing, a third cooling-crystal growing, a fourth cooling-crystal growing and a fifth cooling-crystal growing; and the seed crystal is added after the first cooling, and the first crystal growing treatment is carried out after the seed crystal is added. The invention increases the crystal growing time through the stage cooling-crystal growing treatment; seed crystals are added in the crystallization process, the stirring size is increased by using a stirring paddle with a large diameter, the prepared ammonium persulfate finished product has uniform particle size distribution and large crystallization particles, and the ammonium persulfate finished product is not easy to agglomerate.
After the ammonium persulfate is prepared into the ammonium persulfate crystal, the ammonium persulfate needs to be dried, because the surface of the freshly prepared ammonium persulfate is wet, the ammonium persulfate is mutually adhered and hardened, when the ammonium persulfate is dried, the drying speed of the ammonium persulfate adhered together is slow, the drying speed of the dispersed ammonium persulfate is fast, in order to completely dry the ammonium persulfate, the drying time needs to be prolonged, the dispersed ammonium persulfate is easily excessively dried, the oxidative decomposition failure of the ammonium persulfate is caused, and the preparation quality of the ammonium persulfate is reduced.
Therefore, the invention provides equipment for preparing ammonium persulfate and a using method thereof.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problem is as follows: the invention relates to equipment for preparing ammonium persulfate, which comprises a bracket, a tank body, an air inlet, an air outlet, a feeding pipe and a discharge hole, wherein the bracket is arranged on the tank body; the top of the bracket is fixedly connected with a tank body, the bottom of one side of the tank body is communicated with an air inlet, the air inlet is communicated with a drying fan heater, the top of the other side of the tank body is communicated with an air outlet, one side of the top surface of the tank body is communicated with a feeding pipe, and the middle part of the bottom surface of the tank body is communicated with a discharge hole; during working, the mixed solution of ammonium sulfate and ammonium sulfate reacts and crystallizes in the stirring tank to obtain wet ammonium persulfate, the wet ammonium persulfate mutually adheres and hardens and is directly dried, the ammonium persulfate adhered together has a slow drying speed, and the dispersed ammonium persulfate has a fast drying speed, so that the dispersed ammonium persulfate is easily over-dried, and therefore the ammonium persulfate adhered and hardened needs to be dispersed during drying; moist ammonium persulfate passes through the inlet pipe and gets into the inside of jar body, when moist ammonium persulfate drops downwards, the warm-air that the drying fan heater produced gets into the inside of jar body from the air intake, the warm-air upwards discharges from the air outlet, contact with the warm-air when ammonium persulfate falls and dry, and simultaneously, the high-speed air current that flows strikes the ammonium persulfate that hardens the adhesion, make the ammonium persulfate by impact separation, thereby the pulverization rate of ammonium persulfate has been improved, the drying efficiency of ammonium persulfate has been improved, then the time of ammonium persulfate drying has been reduced, the preparation quality of ammonium persulfate has been improved.
Preferably, a motor is fixedly connected to the top surface of the tank body, a main rod is fixedly connected to a rotating shaft of the motor, the main rod penetrates through the top wall of the tank body in a rotating mode, a fixing frame is fixedly connected to the inner bottom surface of the tank body, the middle of the fixing frame is rotatably connected with the lower end of the main rod, an upper grinding seat is fixedly connected to the outer ring of the top of the main rod, an annular groove is formed in the top surface of the upper grinding seat, the bottom of the feed pipe is aligned to the annular groove, a grinding groove is formed in the bottom surface of the upper grinding seat, the bottom surface of the annular groove is communicated with the top surface of the grinding groove, a plurality of brackets are fixedly connected to the top of the inner wall of the tank body in a surrounding mode, bolts are rotatably mounted on the brackets close to the lower end of the main rod, a lower grinding seat is sleeved on the outer ring of the top of the main rod, a plurality of screw holes are formed in the bottom surface of the lower grinding seat, inner rings of the screw holes are in threaded fit with the outer rings of the bolts, and the top surface of the lower grinding seat is in sliding fit with the bottom surface of the grinding groove; when the grinding device works, wet ammonium persulfate falls into an annular groove of an upper grinding seat along a feeding pipe, a motor drives a main rod to rotate to drive the upper grinding seat to rotate, so that the ammonium persulfate uniformly falls into the annular groove, the ammonium persulfate falls into a grinding groove, the grinding groove and a lower grinding seat are in running fit, the falling ammonium persulfate is ground and crushed, the crushed ammonium persulfate falls from an outer ring of the lower grinding seat, and the crushing degree of the ammonium persulfate is improved; through the screw-thread fit of the bolt and the screw hole, the gap between the lower grinding seat and the upper grinding seat is controlled, so that the grinding fineness of the ammonium persulfate is controlled.
Preferably, a plurality of grinding bulges are fixedly connected to the outer ring of the bottom surface of the grinding groove and the outer ring of the top surface of the lower grinding seat, and the grinding bulges on the two surfaces are distributed in a staggered manner; through sliding fit between the grinding protrusions on the two surfaces, the crushing efficiency of the ammonium persulfate is improved.
Preferably, an annular chute is formed in the outer ring of the top surface of the upper grinding seat, a vertical rod is fixedly connected to the bottom of the feeding pipe, a roller is rotatably mounted at the bottom of the vertical rod, the outer wall of the roller is in sliding fit with the inner wall of the annular chute, a plurality of grooves are formed in the outer ring of the roller, a plurality of convex strips are fixedly connected to the bottom surface of the annular chute, and the grooves are in sliding fit with the convex strips; the during operation goes up when grinding the seat and rotates for the gyro wheel rolls along the inside of annular spout, makes recess and sand grip roll cooperation, makes the gyro wheel bounce in the inside of annular spout, makes the montant produce the shake, makes the inlet pipe produce the vibration, has improved the inside ammonium persulfate unloading speed of inlet pipe, has reduced the inside probability that takes place to block up of inlet pipe.
Preferably, the bottom surface of the lower grinding seat and the top surface of the bracket are both bolted with ring plates, a folding sleeve is fixedly connected between the two ring plates, and the inner ring of the folding sleeve is sleeved on the outer ring of the bolt; when the folding sleeve is in work, the bolt is rotated to drive the lower grinding seat to adjust the height, and the folding sleeve is driven to stretch; the bolt and the screw hole are wrapped and sealed by the folding sleeve, so that the surface of the bolt attached with ammonium persulfate is reduced, the influence on the rotation of the bolt is reduced, and the stability of the lower grinding seat during movement is improved.
Preferably, a plurality of funnel-shaped plates are fixedly connected to the inner wall of the tank body, a plurality of conical circular plates are fixedly connected to the outer wall of the main rod, the conical circular plates and the funnel-shaped plates are vertically and alternately distributed, a plurality of elastic rods are fixedly connected to the bottom surface of the inner ring of each funnel-shaped plate in a surrounding manner, a first magnet is fixedly connected to the lower end of each elastic rod, a plurality of second magnets are fixedly connected to the inner portion of each conical circular plate in a surrounding manner, and the first magnets and the second magnets repel each other; during operation, the ground ammonium persulfate falls onto the funnel-shaped plate, and falls towards the middle part of the tank body under the guidance of the funnel-shaped plate, the ammonium persulfate falls onto the top surface of the conical circular plate, and the conical circular plate is driven by the main rod to rotate, so that the ammonium persulfate is thrown out towards the outer ring under the action of centrifugal force and falls onto the top surface of the funnel-shaped plate at the lower layer again, and the dispersion degree of the ammonium persulfate is improved through multiple times of dispersion; when the conical circular plate rotates, the second magnet and the first magnet are driven to be close to and far away from each other, so that the first magnet shakes, the funnel-shaped plate shakes, the probability of accumulation of ammonium persulfate on the top surface of the funnel-shaped plate is reduced, and the falling efficiency of the ammonium persulfate is improved.
Preferably, a cavity is formed in the outer wall of the tank body, the air inlet is communicated with the cavity, a plurality of nozzles are fixedly connected to the bottom of the inner wall of the tank body in a surrounding manner, the interior of each nozzle is communicated with the cavity, and the outlet of each nozzle is inclined upwards; during operation, the warm air gets into the inside of cavity for the inside of the jar body heaies up, has improved jar internal constant temperature degree, and the warm air is upwards spout from a plurality of nozzles, has improved jar internal portion air current flowing's homogeneity, thereby has improved the dry homogeneity of ammonium persulfate.
Preferably, a mesh plate is fixedly connected between the outer wall of the fixing frame and the inner wall of the bottom of the tank body, a plurality of scraping plates are fixedly connected to the outer ring of the bottom of the main rod in a surrounding manner, a plurality of protruding points are arranged on the bottom surface of each scraping plate, and the bottom surfaces of the scraping plates are in sliding fit with the top surface of the mesh plate; during operation, the ammonium persulfate after the dry crushing falls to the top surface of mesh board, and the ammonium persulfate passes the mesh board and falls down, and the ammonium persulfate is followed discharge gate discharge jar body, and simultaneously, the mobile jib drives scraper blade laminating mesh board and slides, promotes the ammonium persulfate that gathers at mesh board top surface and passes the mesh board to the crushing uniformity degree of ammonium persulfate has further been improved.
The use method of the equipment for preparing the ammonium persulfate is suitable for the equipment for preparing the ammonium persulfate, and comprises the following steps:
s1: adding the mixed solution of ammonium persulfate and ammonium sulfate into a stirring tank, controlling the temperature to 30 ℃, and adding ammonium persulfate seed crystals for seeding;
s2: slowly cooling to-5 to-10 ℃ for cooling crystallization to obtain wet ammonium persulfate crystals;
s3: moist ammonium persulfate crystals enter the tank body through the feeding pipe, and the moist ammonium persulfate crystals fall into the annular groove of the upper grinding seat;
s4: the motor drives the upper grinding seat to rotate, the wet ammonium persulfate crystals are ground, and the crushed ammonium persulfate crystals fall from the outer ring of the lower grinding seat;
s5: the hot air generated by the drying and warm-air blower enters the interior of the tank body from the air inlet, the hot air is upwards discharged from the air outlet, and the ammonium persulfate crystals fall down and contact with the hot air for drying;
s6: the falling ammonium persulfate crystal is blocked by the funnel-shaped plate, slides to the middle part, is blocked by the conical circular plate, is thrown out to the outer ring, is fully contacted and dried by warm air, and is discharged from the discharge port after being crushed and dried.
The invention has the following beneficial effects:
1. the invention relates to equipment for preparing ammonium persulfate and a using method thereof, which are characterized in that a bracket, a tank body, an air inlet, an air outlet, a feeding pipe and a discharge hole are arranged; moist ammonium persulfate passes through the inside that the inlet pipe got into the jar body, when moist ammonium persulfate dropped downwards, the warm-air that drying fan heater produced gets into the inside of the jar body from the air intake, the warm-air upwards is discharged from the air outlet, contact with the warm-air when ammonium persulfate falls and carry out the drying, and simultaneously, the air current that flows at a high speed strikes the ammonium persulfate that hardens the adhesion, make the ammonium persulfate by the impact separation, thereby the crushing rate of ammonium persulfate has been improved, the drying efficiency of ammonium persulfate has been improved, then the dry time of ammonium persulfate has been reduced, the preparation quality of ammonium persulfate has been improved.
2. The invention relates to equipment for preparing ammonium persulfate and a using method thereof, wherein a motor, a main rod, an upper grinding seat and a lower grinding seat are arranged; inside moist ammonium persulfate fell into the annular of last mill seat along the inlet pipe, the motor drove the mobile jib and rotates, drove the last mill seat and rotate for inside the ammonium persulfate dropped on the annular uniformly, the ammonium persulfate dropped on grinding the inslot, grinding between groove and the lower mill seat normal running fit, the ammonium persulfate that will fall ground smashes, and the ammonium persulfate after smashing has fallen from the outer lane of lower mill seat, has improved the crushing degree of ammonium persulfate.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a can body according to an embodiment of the invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is an enlarged view of a portion of FIG. 2 at D;
FIG. 7 is a bottom structure view of the second main rod according to the embodiment of the present invention;
FIG. 8 is a flow chart of a method of use of the present invention;
in the figure: 1. a support; 2. a tank body; 3. an air inlet; 4. an air outlet; 5. a feeding pipe; 6. a discharge port; 7. a motor; 8. a main rod; 9. a fixed mount; 10. an upper grinding seat; 11. a ring groove; 12. a grinding groove; 13. a bracket; 14. a bolt; 15. a lower grinding seat; 16. a screw hole; 17. grinding the bumps; 18. an annular chute; 19. a vertical rod; 20. a roller; 21. a groove; 22. a convex strip; 23. a ring plate; 24. folding the sleeve; 25. a funnel-shaped plate; 26. a conical circular plate; 27. an elastic rod; 28. a magnet number one; 29. a magnet number two; 30. a cavity; 31. a nozzle; 32. a mesh plate; 33. a squeegee; 34. a toothed ring; 35. an arc-shaped rod; 36. an arc toothed plate.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
Example one
As shown in fig. 1 to 2, the equipment for preparing ammonium persulfate according to the embodiment of the present invention includes a support 1, a tank 2, an air inlet 3, an air outlet 4, a feeding pipe 5 and a discharge port 6; the top of the bracket 1 is fixedly connected with a tank body 2, the bottom of one side of the tank body 2 is communicated with an air inlet 3, the air inlet 3 is communicated with a drying fan heater, the top of the other side of the tank body 2 is communicated with an air outlet 4, one side of the top surface of the tank body 2 is communicated with a feeding pipe 5, and the middle part of the bottom surface of the tank body 2 is communicated with a discharge hole 6; during working, the mixed solution of ammonium sulfate and ammonium sulfate reacts and crystallizes in the stirring tank to obtain wet ammonium persulfate, the wet ammonium persulfate mutually adheres and hardens and is directly dried, the ammonium persulfate adhered together has a slow drying speed, and the dispersed ammonium persulfate has a fast drying speed, so that the dispersed ammonium persulfate is easily over-dried, and therefore the ammonium persulfate adhered and hardened needs to be dispersed during drying; moist ammonium persulfate passes through the inside that inlet pipe 5 got into jar body 2, when moist ammonium persulfate dropped downwards, the warm braw that drying fan heater produced lets in jar body 2's inside from air intake 3, the warm braw is upwards discharged from air outlet 4, it is dry to contact with the warm braw when ammonium persulfate falls, simultaneously, the air current that flows at a high speed strikes the ammonium persulfate that the adhesion bonds, make the ammonium persulfate by impact separation, thereby the crushing rate of ammonium persulfate has been improved, the drying efficiency of ammonium persulfate has been improved, then the dry time of ammonium persulfate has been reduced, the preparation quality of ammonium persulfate has been improved.
As shown in fig. 1 to 3, a motor 7 is fixedly connected to the top surface of the tank body 2, a main rod 8 is fixedly connected to a rotating shaft of the motor 7, the main rod 8 rotatably penetrates through the top wall of the tank body 2, a fixing frame 9 is fixedly connected to the inner bottom surface of the tank body 2, the middle of the fixing frame 9 is rotatably connected to the lower end of the main rod 8, an upper grinding seat 10 is fixedly connected to the outer ring of the top of the main rod 8, an annular groove 11 is formed in the top surface of the upper grinding seat 10, the bottom of the feeding pipe 5 is aligned to the annular groove 11, a grinding groove 12 is formed in the bottom surface of the upper grinding seat 10, the bottom surface of the annular groove 11 is communicated with the top surface of the grinding groove 12, a plurality of brackets 13 are fixedly connected to the top of the inner wall of the tank body 2 in a surrounding manner, a bolt 14 is rotatably installed on the bracket 13 near the lower end of the main rod 8, a lower grinding seat 15 is sleeved on the outer ring of the main rod 8, a plurality of screw holes 16 are formed in the bottom surface of the lower grinding seat 15, the inner ring of the screw hole 16 is in threaded engagement with the outer ring of the bolt 14, and the top surface of the lower grinding seat 15 is in sliding engagement with the bottom surface of the grinding groove 12; when the grinding device works, wet ammonium persulfate falls into the annular groove 11 of the upper grinding seat 10 along the feeding pipe 5, the motor 7 drives the main rod 8 to rotate to drive the upper grinding seat 10 to rotate, so that the ammonium persulfate uniformly falls into the annular groove 11, the ammonium persulfate falls into the grinding groove 12, the grinding groove 12 is in running fit with the lower grinding seat 15 to grind and crush the falling ammonium persulfate, and the crushed ammonium persulfate falls from the outer ring of the lower grinding seat 15, so that the crushing degree of the ammonium persulfate is improved; the bolt 14 is in threaded fit with the screw hole 16, so that the gap between the lower grinding seat 15 and the upper grinding seat 10 is controlled, and the grinding fineness of the ammonium persulfate is controlled.
As shown in fig. 3, a plurality of grinding protrusions 17 are fixedly connected to the outer ring of the bottom surface of the grinding groove 12 and the outer ring of the top surface of the lower grinding seat 15, and the grinding protrusions 17 on both surfaces are distributed in a staggered manner; through sliding fit between the grinding protrusions 17 on the two surfaces, the grinding efficiency of the ammonium persulfate is improved.
As shown in fig. 3 to 4, an annular sliding groove 18 is formed in an outer ring of a top surface of the upper grinding seat 10, a vertical rod 19 is fixedly connected to the bottom of the feeding pipe 5, a roller 20 is rotatably mounted at the bottom of the vertical rod 19, an outer wall of the roller 20 is in sliding fit with an inner wall of the annular sliding groove 18, a plurality of grooves 21 are formed in an outer ring of the roller 20, a plurality of convex strips 22 are fixedly connected to a bottom surface of the annular sliding groove 18, and the grooves 21 are in sliding fit with the convex strips 22; during operation, when the upper grinding seat 10 rotates, the roller 20 rolls along the inside of the annular sliding groove 18, the groove 21 is matched with the convex strip 22 in a rolling mode, the roller 20 jumps inside the annular sliding groove 18, the vertical rod 19 shakes, the feeding pipe 5 vibrates, the feeding speed of ammonium persulfate inside the feeding pipe 5 is increased, and the probability that the feeding pipe 5 is blocked inside is reduced.
As shown in fig. 3 and 5, the bottom surface of the lower grinding seat 15 and the top surface of the bracket 13 are both bolted with ring plates 23, a folding sleeve 24 is fixedly connected between the ring plates 23 on both sides, and the inner ring of the folding sleeve 24 is sleeved on the outer ring of the bolt 14; when the device works, the bolt 14 is rotated to drive the lower grinding seat 15 to adjust the height, and the folding sleeve 24 is driven to stretch; the folding sleeve 24 is used for wrapping and sealing the bolt 14 and the screw hole 16, so that the attachment of ammonium persulfate to the surface of the bolt 14 is reduced, the influence on the rotation of the bolt 14 is reduced, and the stability of the lower grinding seat 15 during movement is improved.
As shown in fig. 2, a plurality of funnel-shaped plates 25 are fixedly connected to the inner wall of the tank 2, a plurality of conical circular plates 26 are fixedly connected to the outer wall of the main rod 8, the conical circular plates 26 and the funnel-shaped plates 25 are vertically and alternately distributed, a plurality of elastic rods 27 are fixedly connected to the bottom surface of the inner ring of the funnel-shaped plates 25 in a surrounding manner, a first magnet 28 is fixedly connected to the lower end of the elastic rods 27, a plurality of second magnets 29 are fixedly connected to the inner portion of the conical circular plate 26 in a surrounding manner, and the first magnet 28 and the second magnets 29 repel each other; during operation, the ground ammonium persulfate falls on the funnel-shaped plate 25, and falls towards the middle part of the tank body 2 under the guidance of the funnel-shaped plate 25, the ammonium persulfate falls on the top surface of the conical circular plate 26, the conical circular plate 26 is driven by the main rod 8 to rotate, so that the ammonium persulfate is thrown out towards the outer ring under the action of centrifugal force and falls on the top surface of the lower funnel-shaped plate 25 again, and is dispersed for multiple times, the dispersion degree of the ammonium persulfate is improved, and meanwhile, the drying degree of the ammonium persulfate is further improved by matching with upward warm air; when the conical circular plate 26 rotates, the second magnet 29 and the first magnet 28 are driven to get close to and get away from each other, so that the first magnet 28 shakes, the funnel-shaped plate 25 shakes, the probability that ammonium persulfate is piled on the top surface of the funnel-shaped plate 25 is reduced, and the falling efficiency of the ammonium persulfate is improved.
As shown in fig. 2, a cavity 30 is formed in the outer wall of the tank 2, the air inlet 3 is communicated with the cavity 30, a plurality of nozzles 31 are fixedly connected to the bottom of the inner wall of the tank 2 in a surrounding manner, the inner parts of the nozzles 31 are communicated with the cavity 30, and outlets of the nozzles 31 are inclined upwards; during operation, the warm air enters the cavity 30, so that the temperature inside the tank body 2 is raised, the constant temperature degree inside the tank body 2 is improved, the warm air is upwards sprayed out from the nozzles 31, the flowing uniformity of air flow inside the tank body 2 is improved, and the drying uniformity of ammonium persulfate is improved.
As shown in fig. 2 and 6, a mesh plate 32 is fixedly connected between the outer wall of the fixing frame 9 and the inner wall of the bottom of the tank body 2, a plurality of scrapers 33 are fixedly connected around the outer ring of the bottom of the main rod 8, a plurality of salient points are arranged on the bottom surface of the scraper 33, and the bottom surface of the scraper 33 is in sliding fit with the top surface of the mesh plate 32; during operation, the ammonium persulfate after dry crushing falls to the top surface of mesh board 32, and the ammonium persulfate passes mesh board 32 and falls, and the ammonium persulfate is followed discharge gate 6 discharge tank body 2, and simultaneously, mobile jib 8 drives scraper blade 33 and laminates mesh board 32 and slides, will gather in the ammonium persulfate promotion of mesh board 32 top surface and pass mesh board 32 to the crushing even degree of ammonium persulfate has further been improved.
As shown in FIG. 8, a method for using an apparatus for producing ammonium persulfate, which is applicable to the above-mentioned apparatus for producing ammonium persulfate, comprises the steps of:
s1: adding the mixed solution of ammonium persulfate and ammonium sulfate into a stirring tank, controlling the temperature to 30 ℃, and adding ammonium persulfate seed crystals for seeding;
s2: slowly cooling to-5 to-10 ℃ for cooling crystallization to obtain wet ammonium persulfate crystals;
s3: moist ammonium persulfate crystals enter the tank body 2 through the feeding pipe 5, and the moist ammonium persulfate crystals fall into the annular groove 11 of the upper grinding seat 10;
s4: the motor 7 drives the upper grinding seat 10 to rotate, the wet ammonium persulfate crystals are ground, and the crushed ammonium persulfate crystals fall from the outer ring of the lower grinding seat 15;
s5: the warm air generated by the drying and warm-air blower is introduced into the tank body 2 from the air inlet 3, the warm air is upwards discharged from the air outlet 4, and the ammonium persulfate crystals are contacted with the warm air for drying when falling;
s6: the falling ammonium persulfate crystal is blocked by the funnel-shaped plate 25, slides to the middle part, is blocked by the conical circular plate 26, is thrown out to an outer ring, is fully contacted and dried by warm air, and the crushed and dried ammonium persulfate is discharged from the discharge port 6.
Example two
As shown in fig. 7, a first comparative example, in which another embodiment of the present invention is: a toothed ring 34 is fixedly connected to the outer ring of the lower end of the main rod 8, a plurality of arc-shaped rods 35 are fixedly connected to the inner ring of the top surface of the mesh plate 32 in a surrounding manner, an arc-shaped toothed plate 36 is fixedly connected to the top ends of the arc-shaped rods 35, and the arc-shaped toothed plate 36 is in sliding fit with the toothed ring 34; during operation, mobile jib 8 drives ring gear 34 and rotates, slides between ring gear 34 and the arc pinion rack 36 for arc pinion rack 36 produces the shake, makes arc pole 35 take place to shake, drives mesh plate 32 and produces the vibration, thereby has reduced mesh plate 32 and has taken place the probability of blockking up.
When in work: adding the mixed solution of ammonium persulfate and ammonium sulfate into a stirring tank, controlling the temperature to 30 ℃, and adding ammonium persulfate seed crystals for seeding; slowly cooling to-5 to-10 ℃ for cooling crystallization to obtain wet ammonium persulfate crystals;
moist ammonium persulfate falls into an annular groove 11 of an upper grinding seat 10 along a feeding pipe 5, a motor 7 drives a main rod 8 to rotate to drive the upper grinding seat 10 to rotate, so that the ammonium persulfate uniformly falls into the annular groove 11, the ammonium persulfate falls into a grinding groove 12, the grinding groove 12 is in running fit with a lower grinding seat 15, the falling ammonium persulfate is ground and crushed, and the crushed ammonium persulfate falls from the outer ring of the lower grinding seat 15; when the upper grinding seat 10 rotates, the roller 20 rolls along the inside of the annular sliding groove 18, the groove 21 is in rolling fit with the raised line 22, the roller 20 jumps inside the annular sliding groove 18, the vertical rod 19 shakes, the feeding pipe 5 vibrates, and the ammonium persulfate blanking rate inside the feeding pipe 5 is improved; the ground ammonium persulfate falls on the funnel-shaped plate 25, and falls towards the middle part of the tank body 2 under the guidance of the funnel-shaped plate 25, the ammonium persulfate falls on the top surface of the conical circular plate 26, the conical circular plate 26 is driven by the main rod 8 to rotate, so that the ammonium persulfate is thrown out towards the outer ring under the action of centrifugal force and falls on the top surface of the lower funnel-shaped plate 25 again, and is dispersed for multiple times, the dispersion degree of the ammonium persulfate is improved, and meanwhile, the drying degree of the ammonium persulfate is further improved by matching with upward warm air; when the conical circular plate 26 rotates, the second magnet 29 and the first magnet 28 are driven to approach and separate, so that the first magnet 28 shakes, the funnel-shaped plate 25 shakes, and the probability that ammonium persulfate is accumulated on the top surface of the funnel-shaped plate 25 is reduced;
meanwhile, the warm air enters the cavity 30, so that the temperature inside the tank body 2 is raised, the constant temperature degree inside the tank body 2 is improved, the warm air is sprayed upwards from the plurality of nozzles 31, and the ammonium persulfate is contacted with the warm air to be dried when falling; the dried and crushed ammonium persulfate falls on the top surface of the mesh plate 32, meanwhile, the main rod 8 drives the scraper 33 to be attached to the mesh plate 32 to slide, the ammonium persulfate gathered on the top surface of the mesh plate 32 is pushed to penetrate through the mesh plate 32, the ammonium persulfate penetrates through the mesh plate 32 to fall, and the ammonium persulfate is discharged out of the tank body 2 from the discharge port 6; the crushing rate and the drying efficiency of the ammonium persulfate are improved, and the preparation quality of the ammonium persulfate is improved.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An ammonium persulfate preparation device is characterized in that: comprises a bracket (1), a tank body (2), an air inlet (3), an air outlet (4), a feeding pipe (5) and a discharge hole (6); the top rigid coupling of support (1) has a jar body (2), one side bottom intercommunication of the jar body (2) has air intake (3), air intake (3) intercommunication drying fan heater, the opposite side top intercommunication of the jar body (2) has air outlet (4), top surface one side intercommunication of the jar body (2) has inlet pipe (5), the bottom surface middle part intercommunication of the jar body (2) has discharge gate (6).
2. The apparatus for producing ammonium persulfate according to claim 1, characterized in that: the top surface rigid coupling of the jar body (2) has motor (7), the pivot rigid coupling of motor (7) has mobile jib (8), mobile jib (8) rotate the roof that runs through jar body (2), the inside bottom surface rigid coupling of the jar body (2) has mount (9), the middle part of mount (9) rotates with the low side of mobile jib (8) to be connected, the top outer lane rigid coupling of mobile jib (8) has last mill seat (10), go up the top surface of milling seat (10) and seted up annular (11), the bottom of inlet pipe (5) aligns annular (11), the bottom surface of going up mill seat (10) has been seted up and has been ground groove (12), the bottom surface intercommunication of annular (11) grinds the top surface of groove (12), the inner wall top of the jar body (2) encircles the rigid coupling and has a plurality of brackets (13), bracket (13) are close to the top surface rotation of mobile jib (8) and install bolt (14), the top cover of mobile jib (8) is equipped with lower mill seat (15), grind a plurality of screw hole (16) down, the inner circle of screw hole (16) and the lower side of grinding seat (15) and the lower side of screw thread cooperation of grinding seat (12).
3. The apparatus for producing ammonium persulfate according to claim 2, characterized in that: the grinding device is characterized in that a plurality of grinding bulges (17) are fixedly connected to the outer ring of the bottom surface of the grinding groove (12) and the outer ring of the top surface of the lower grinding seat (15), and the grinding bulges (17) are distributed in a staggered mode.
4. The apparatus for producing ammonium persulfate according to claim 2, characterized in that: go up the top surface outer lane of grinding seat (10) and seted up annular spout (18), the bottom rigid coupling of inlet pipe (5) has montant (19), gyro wheel (20) are installed in the bottom rotation of montant (19), the outer wall of gyro wheel (20) and the inner wall sliding fit of annular spout (18), a plurality of recesses (21) have been seted up to the outer lane of gyro wheel (20), the bottom surface rigid coupling of annular spout (18) has a plurality of sand grips (22), sliding fit between recess (21) and sand grip (22).
5. The ammonium persulfate preparation apparatus according to claim 2, characterized in that: the bottom surface of the lower grinding seat (15) and the top surface of the bracket (13) are both bolted with ring plates (23), a folding sleeve (24) is fixedly connected between the ring plates (23) on the two sides, and the inner ring of the folding sleeve (24) is sleeved on the outer ring of the bolt (14).
6. The ammonium persulfate preparation apparatus according to claim 2, characterized in that: the inner wall rigid coupling of the jar body (2) has a plurality of funnel-shaped board (25), the outer wall rigid coupling of mobile jib (8) has a plurality of toper plectanes (26), toper plectane (26) and the vertical distribution in turn of funnel-shaped board (25), the inner circle bottom surface of funnel-shaped board (25) encircles the rigid coupling and has a plurality of elastic rod (27), the low side rigid coupling of elastic rod (27) has magnet (28), the inside of toper plectane (26) encircles the rigid coupling and has a plurality of No. two magnets (29), mutual repulsion between magnet (28) and No. two magnets (29).
7. The ammonium persulfate preparation apparatus according to claim 1, characterized in that: the utility model discloses a jar body, including jar body (2), air intake (3) intercommunication cavity (30), the inner wall bottom of the jar body (2) encircles the rigid coupling and has a plurality of nozzles (31), the inside intercommunication cavity (30) of nozzle (31), the export slope of nozzle (31) is upwards seted up.
8. The apparatus for producing ammonium persulfate according to claim 2, characterized in that: the utility model discloses a portable storage tank, including the fixed bolster, the fixed connection has mesh board (32) between the outer wall of mount (9) and the bottom inner wall of the jar body (2), the bottom outer lane of mobile jib (8) encircles the fixed connection and has a plurality of scraper blades (33), the bottom surface of scraper blade (33) is provided with a plurality of salient points, the bottom surface of scraper blade (33) and the top surface sliding fit of mesh board (32).
9. The ammonium persulfate preparation apparatus according to claim 8, characterized in that: the lower end outer lane rigid coupling of mobile jib (8) has ring gear (34), the top surface inner circle of mesh board (32) encircles the rigid coupling and has a plurality of arc poles (35), the top rigid coupling of arc pole (35) has arc pinion rack (36), arc pinion rack (36) and ring gear (34) sliding fit.
10. The use method of the ammonium persulfate preparation equipment is characterized by comprising the following steps: the using method is suitable for the equipment for preparing the ammonium persulfate as described in any one of claims 1 to 9, and comprises the following steps:
s1: adding the mixed solution of ammonium persulfate and ammonium sulfate into a stirring tank, controlling the temperature to 30 ℃, and adding ammonium persulfate seed crystals for seeding;
s2: slowly cooling to-5 to-10 ℃ for cooling crystallization to obtain wet ammonium persulfate crystals;
s3: moist ammonium persulfate crystals enter the tank body (2) through the feeding pipe (5), and the moist ammonium persulfate crystals fall into the annular groove (11) of the upper grinding seat (10);
s4: the motor (7) drives the upper grinding seat (10) to rotate, the wet ammonium persulfate crystals are ground, and the crushed ammonium persulfate crystals fall from the outer ring of the lower grinding seat (15);
s5: the warm air generated by the drying and warm-air blower is introduced into the tank body (2) from the air inlet (3), the warm air is upwards discharged from the air outlet (4), and the ammonium persulfate crystals are contacted with the warm air for drying when falling;
s6: the falling ammonium persulfate crystals are blocked by the funnel-shaped plate (25), slide to the middle part and fall down, then are blocked by the conical circular plate (26) and thrown out to the outer ring, are fully contacted and dried by warm air, and the crushed and dried ammonium persulfate is discharged from the discharge hole (6).
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| CN202210876210.1A CN115228127A (en) | 2022-07-27 | 2022-07-27 | Ammonium persulfate preparation equipment and use method thereof |
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