CN201284294Y - Apparatus for continuously producing coated controlled release fertilizer - Google Patents
Apparatus for continuously producing coated controlled release fertilizer Download PDFInfo
- Publication number
- CN201284294Y CN201284294Y CNU2008201740802U CN200820174080U CN201284294Y CN 201284294 Y CN201284294 Y CN 201284294Y CN U2008201740802 U CNU2008201740802 U CN U2008201740802U CN 200820174080 U CN200820174080 U CN 200820174080U CN 201284294 Y CN201284294 Y CN 201284294Y
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- membrane wrapping
- bed
- continous way
- dissolution kettle
- condenser
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Abstract
The utility model discloses a continuous production device for coated controlled release fertilizer, which comprises a constant weight feeder, a continuous coated fluidized bed, an induced draft fan, a condenser, a heater, a conveying belt, a finished product bin, a solvent recovery tank, a dissolution kettle and a spray liquid storage tank; the constant weight feeder is connected with the feeding bin of the continuous coated fluidized bed; and the air outlet of the continuous coated fluidized bed is connected with the induced draft fan, the condenser and the heater through an air conduit. The device is adopted to produce coated controlled release fertilizer, the operation is simple, not only the continuous production can be really realized, but also the complex operation of valve elements and slide valve switches is avoided, the energy consumption can be reduced, and the production efficiency can be improved.
Description
Technical field
The utility model belongs to the controlled-release fertilizer production technical field, specifically relates to a kind of device that is applicable to continuously preparing membrane wrapping control-releasing fertilizer.
Background technology
Coating controlled-release fertilizer has become the new direction of fertilizer industry development; the main at present batch production method that adopts; the advantage of batch production is that output is big; the coating good uniformity; but its shortcoming is obvious equally, and energy consumption is higher, in addition; because need constantly to shut down and start, also be adversely affected the work-ing life of equipment component.Have been found that and adopt a kind of " spouted bed " can produce high-quality coating controlled-release fertilizer, there is the simple report of similar spouted bed continuous production equipment in the only Japanese at present and U.S., but these existing installations have many defectives, for example continuous spouted equipment is established a plurality of dressing lattice, every single dressing lattice circulation primary, thereby dressing equipment is comparatively complicated, and handiness is restricted.
Up to the present domestic also do not have real continuously preparing membrane wrapping equipment, known have an employing " a plurality of orders be provided with jet flow towers ", intention realizes the purpose that continous way is produced, it mainly designs is that a slide valve to be opened/closed is set in each jet flow tower, and one extend upward and pass the conduit of slide valve in the closing condition of slide valve from contiguous jet flow tower bottom, is provided with an opening by the control of valve element between adjacent jet flow tower.This dressing equipment is by the fertilizer transfer condition in the manual observation jet flow tower, utilize the switching repeatedly of valve element on the adjacent jet flow tower wall and slide valve to realize that fertilizer flow to another jet flow tower from a jet flow tower, and need fixed cycle operator, therefore its complex steps, operation are comparatively complicated, prior this equipment that is to use still needs intermittent type to feed intake, so it fails to realize the continous way production of coating controlled-release fertilizer.
Summary of the invention
At the deficiencies in the prior art, the purpose of this utility model provides a kind of device of continuously preparing membrane wrapping control-releasing fertilizer, is used for the continuous production coating controlled-release fertilizer, optimizes technical process, and solution batch production energy consumption is higher, the shortcoming of the easy loss of equipment.
The technical solution of the utility model is:
A kind of membrane wrapping control-releasing fertilizer continuous production equipment, comprise constant feeder, continous way is membrane wrapping fluidized-bed, induced draft fan, condenser, well heater, travelling belt, finished product bin, the solvent recuperation groove, dissolution kettle and hydrojet storage tank, described constant feeder connect continous way membrane wrapping fluidized-bed add feed bin, the membrane wrapping fluidized-bed air outlet of described continous way connects induced draft fan by airduct, condenser and well heater, well heater connects the membrane wrapping fluidized-bed blast inlet of continous way by airduct, the membrane wrapping fluidized-bed discharge port of described continous way is connected with finished product bin through travelling belt, condenser is also by solvent recuperation pipe connection solvent recuperation groove, the solvent recuperation groove connects dissolution kettle, dissolution kettle connects the hydrojet storage tank, and described hydrojet storage tank is connected with spray gun during continous way is membrane wrapping fluidized-bed by sparge pipe.
Aforementioned membrane wrapping control-releasing fertilizer continuous production equipment, in preferred scheme, described dissolution kettle is composed in parallel by the individual independently dissolution kettle of 2-5.
Membrane wrapping fluidized-bed being provided with of described continous way adds feed bin, and regulates the granulated fertilizer supply by constant feeder, granulated fertilizer joined continuously continous way is membrane wrapping fluidized-bed to be added in the feed bin.
Compared with the prior art, the beneficial effects of the utility model are: utilize the utility model device to produce coating controlled-release fertilizer, and simple to operate, not only can really realize continous way production, and avoided the troublesome operation of valve element and slide valve switch, and can cut down the consumption of energy, enhance productivity.
Description of drawings
Fig. 1 is the production equipment structural representation of coating controlled-release fertilizer.
Fig. 2 is the membrane wrapping fluidized-bed reinforced chamber structure synoptic diagram of continous way.
Wherein, 1. constant feeder, 2. continous way is membrane wrapping fluidized-bed, 3. induced draft fan, 4. condenser, 5. well heater, 6. travelling belt, 7. finished product bin, 8. solvent recuperation groove, 9. dissolution kettle, 10. hydrojet storage tank, 11. add feed bin, 12. material valves.
Embodiment
Describe the technical scheme that the utility model proposes in detail below in conjunction with accompanying drawing, embodiment and test example, but be not limited thereto.
Embodiment 1:
The membrane wrapping control-releasing fertilizer continuous production equipment of the utility model, structure comprises that constant feeder 1, continous way are membrane wrapping fluidized-bed 2, induced draft fan 3, condenser 4, well heater 5, travelling belt 6, finished product bin 7, solvent recuperation groove 8, dissolution kettle 9 and hydrojet storage tank 10 as shown in Figure 1, 2; Concrete mode of connection is: what constant feeder 1 connected continous way coating continous way 2 adds feed bin 11, the air outlet of continous way membrane wrapping fluidized-bed 2 connects induced draft fan 3 by airduct, induced draft fan 3 connects condenser 4 by airduct, condenser 4 connects well heater 5 by airduct, well heater 5 connects membrane wrapping fluidized-bed 2 blast inlets of continous way by airduct, membrane wrapping fluidized-bed 2 discharge ports of continous way couple together through travelling belt 6 and finished product bin 7, condenser 4 is also by solvent recuperation pipe connection solvent recuperation groove 8, solvent recuperation groove 8 connects dissolution kettle 9, dissolution kettle 9 connects hydrojet storage tank 10, and hydrojet storage tank 10 is connected by the spray gun in the membrane wrapping fluidized-bed 2 coating towers of sparge pipe and continous way.
Described continous way membrane wrapping fluidized-bed 2 is made up of the coating tower that three orders link to each other, and it is 1.2m that the coating tower that is in the upstream is provided with volume
3Add feed bin (as shown in Figure 2), condenser 4 and well heater 5 all adopt the shell and tube design, to increase work efficiency.Described induced draft fan 3 working flow 25000m
3/ h, blast are 6KPa, and well heater 5 and dissolution kettle 9 are that medium heats with the thermal oil, and dissolution kettle 9 is all 8m by volume
3Two dissolution kettle of A, B compose in parallel, hydrojet storage tank 10 and sparge pipe have all been taked thermal oil insulation measure.
Embodiment 2:
The utility model is realized the device of membrane wrapping control-releasing fertilizer continuous production method, structure still as shown in Figure 1, 2, different is, it is 2.0m that the coating tower that is in the upstream is provided with volume
3Add feed bin.Dissolution kettle 9 is all 7m by volume
33 dissolution kettle compose in parallel.
Embodiment 3:
The utility model is realized the device of membrane wrapping control-releasing fertilizer continuous production method, structure still as shown in Figure 1, 2, different is, it is 2.5m that the coating tower that is in the upstream is provided with volume
3Add feed bin.Dissolution kettle 9 is all 9m by volume
35 dissolution kettle compose in parallel.
Experimental example: utilize embodiment 1 described equipment to carry out the serialization production of coating controlled-release fertilizer, process is:
The first step: in dissolution kettle A and dissolution kettle B, respectively add 4000kg turps, add 160kg polyvinyl resin and 40kg paraffin again, be heated to 110 ℃ of dissolvings, the coating liquid that configures is delivered to hydrojet storage tank 10, continue the preparation coating liquid, constantly be delivered to hydrojet storage tank 10.
Second step: the flow of regulating constant feeder 1, continuously add granulated fertilizer to adding in the feed bin 11 of continous way membrane wrapping fluidized-bed 2, after fertilizer in adding feed bin 11 surpasses material valve 12, play feeding valve 12 chargings, regulate the flow of constant feeder 1, make the fertilizer that adds feed bin 11 can surpass opening for feed and can not overflow feed bin again, the temperature of warm air is controlled at 90 ℃, open the liquid injection valve of coating tower, and adjustment spouting liquid, under the setting off by contrast of warm air, fertiliser granulates is finished coating gradually through multistage coating.
The 3rd step: the fluidizing agent that is full of turps steam is through condenser 4 condensations, and turps is recovered to solvent recuperation groove 8, and the solvent in the accumulator tank 8 is added into dissolution kettle 9 recycles again.
The coating controlled-release fertilizer that comes out from continous way membrane wrapping fluidized-bed 2 is delivered into finished product bin 7 through travelling belt 6, waits for the packing warehouse-in.
Claims (2)
1. membrane wrapping control-releasing fertilizer continuous production equipment, it is characterized in that, comprise constant feeder (1), continous way membrane wrapping fluidized-bed (2), induced draft fan (3), condenser (4), well heater (5), travelling belt (6), finished product bin (7), solvent recuperation groove (8), dissolution kettle (9) and hydrojet storage tank (10), what described constant feeder (1) connected continous way membrane wrapping fluidized-bed (2) adds feed bin (11), the air outlet of described continous way membrane wrapping fluidized-bed (2) connects induced draft fan (3) by airduct, condenser (4) and well heater (5), well heater (5) connects continous way membrane wrapping fluidized-bed (2) blast inlet by airduct, described continous way membrane wrapping fluidized-bed (2) discharge port is connected with finished product bin (7) through travelling belt (6), condenser (4) is also by solvent recuperation pipe connection solvent recuperation groove (8), solvent recuperation groove (8) connects dissolution kettle (9), dissolution kettle (9) connects hydrojet storage tank (10), and described hydrojet storage tank (10) is connected by the spray gun in the sparge pipe membrane wrapping fluidized-bed with continous way (2).
2. membrane wrapping control-releasing fertilizer continuous production equipment according to claim 1 is characterized in that, described dissolution kettle (9) is composed in parallel by the individual independently dissolution kettle of 2-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201740802U CN201284294Y (en) | 2008-10-28 | 2008-10-28 | Apparatus for continuously producing coated controlled release fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201740802U CN201284294Y (en) | 2008-10-28 | 2008-10-28 | Apparatus for continuously producing coated controlled release fertilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201284294Y true CN201284294Y (en) | 2009-08-05 |
Family
ID=40949278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201740802U Expired - Lifetime CN201284294Y (en) | 2008-10-28 | 2008-10-28 | Apparatus for continuously producing coated controlled release fertilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201284294Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391923B (en) * | 2008-10-28 | 2010-10-13 | 山东金正大生态工程股份有限公司 | Membrane wrapping control-releasing fertilizer continuous production method and apparatus |
| CN102399115A (en) * | 2011-10-24 | 2012-04-04 | 山东农大肥业科技有限公司 | Staged coating device for continuously producing coated controlled release fertilizer |
| WO2018176690A1 (en) * | 2017-03-31 | 2018-10-04 | 济宁学院 | Energy-saving environmentally-friendly integrated fluidized bed drying system and processing method based on multi-stage microwave heating |
-
2008
- 2008-10-28 CN CNU2008201740802U patent/CN201284294Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391923B (en) * | 2008-10-28 | 2010-10-13 | 山东金正大生态工程股份有限公司 | Membrane wrapping control-releasing fertilizer continuous production method and apparatus |
| CN102399115A (en) * | 2011-10-24 | 2012-04-04 | 山东农大肥业科技有限公司 | Staged coating device for continuously producing coated controlled release fertilizer |
| WO2018176690A1 (en) * | 2017-03-31 | 2018-10-04 | 济宁学院 | Energy-saving environmentally-friendly integrated fluidized bed drying system and processing method based on multi-stage microwave heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090805 Effective date of abandoning: 20081028 |