CN108296041A - A kind of capsule for controlled release fertilizer liquid spray equipment - Google Patents
A kind of capsule for controlled release fertilizer liquid spray equipment Download PDFInfo
- Publication number
- CN108296041A CN108296041A CN201810341983.3A CN201810341983A CN108296041A CN 108296041 A CN108296041 A CN 108296041A CN 201810341983 A CN201810341983 A CN 201810341983A CN 108296041 A CN108296041 A CN 108296041A
- Authority
- CN
- China
- Prior art keywords
- coating liquid
- metering pump
- pressure
- metering
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 93
- 239000007921 spray Substances 0.000 title claims abstract description 45
- 239000003337 fertilizer Substances 0.000 title claims abstract description 26
- 238000013270 controlled release Methods 0.000 title claims abstract description 13
- 239000002775 capsule Substances 0.000 title claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 91
- 238000000576 coating method Methods 0.000 claims abstract description 91
- 238000002156 mixing Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000001228 spectrum Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0408—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing two or more liquids
Abstract
The present invention relates to a kind of capsule for controlled release fertilizer liquid spray equipments, it includes feed system, two kinds of coating liquids are transported to by feed system carry out fixed ratio, temperature-pressure processing in metering and pressurization temperature-increasing system after, be transmitted to spray gun through coating liquid output system and mixed, spray and coating;Metering and pressurization temperature-increasing system include the first metering pump and the second metering pump, two kinds of coating liquids after the first metering pump and the pressurization of the second metering pump respectively by exporting, first metering pump and the second metering pump adjust two kinds of coating liquid export ratios by the first travel adjustment and the second travel adjustment respectively, first metering pump and respective coating liquid is pumped into primary heater to the second metering pump respectively and secondary heater heats, primary heater and secondary heater carry out pressure and temp adjusting by first pressure and temperature control valve (TCV) and second pressure and temperature control valve (TCV) respectively.The present invention can significantly improve coating liquid mixing and distribution uniformity.
Description
Technical field
The present invention relates to a kind of coating controlled-release fertilizer spray equipments, especially with regard to a kind of packet of reaction film forming controlled-release fertilizer production
Film liquid spray equipment.
Background technology
Coating controlled-release fertilizer is to use that various high molecular materials are either physically or chemically sprayed on fertiliser granulates surface, membrane material
It is solidified to form one layer of fine and close coating through dry or reaction, to realize the control release of fertilizer nutrient.Reaction in-situ forms a film
Controlled Release Fertilizer becomes one of mainstream technology outside Now Domestic because solvent-free, low coating rate and production capacity are big, and film forming mechanism is AB
Directly in fertiliser granulates surface fast reaction solidification into fine and close coating, quality of forming film height depends on two kinds of coating liquid components
Mixing uniformity in coating liquid and the uniformity sprawled in fertiliser granulates surface.
At present in popular response film forming Controlled Release Fertilizer preparation process, in order to prevent after the mixing of two kinds of coating liquid components in pipeline or
The problem of residue solidification causes to block in nozzle, split spray mode is mostly used, i.e., first sprays a kind of coating liquid group and assign to fertilizer
Expect particle surface, sprays another coating liquid again after coating liquid is evenly distributed with fertiliser granulates rolling, and then realize two kinds
Mixing and film-forming of the coating liquid in fertiliser granulates surface.This coating liquid alternating spray mode and two kinds of component fast reactions
Viscous situation is caused it is difficult to ensure that two kinds of coating liquid components are evenly distributed to fertiliser granulates surface, to easily lead to Controlled Release Fertilizer quality
It is unstable.
Invention content
In view of the above-mentioned problems, the object of the present invention is to provide a kind of capsule for controlled release fertilizer liquid spray equipment, can significantly improve
Coating liquid mixing and distribution uniformity.
To achieve the above object, the present invention takes following technical scheme:A kind of capsule for controlled release fertilizer liquid spray equipment, feature
It is:The device includes feed system, metering and pressurization temperature-increasing system, coating liquid output system and spray gun;The feed system
Two kinds of coating liquids are transported to after carrying out fixed ratio, temperature-pressure processing in the metering and pressurization temperature-increasing system, through the coating
Liquid output system is transmitted to the spray gun and is mixed, sprayed and coating;The metering and pressurization temperature-increasing system include the first meter
Measure pump, the second metering pump, the first travel adjustment, the second travel adjustment, primary heater, secondary heater, first pressure
With temperature control valve (TCV) and second pressure and temperature control valve (TCV);Described two coating liquids are respectively by first metering pump and second
It is exported after metering pump pressurization, first metering pump and the second metering pump are respectively by first travel adjustment and the second stroke
Adjuster adjusts two kinds of coating liquid export ratios, and respective coating liquid is pumped by first metering pump and the second metering pump respectively
The primary heater and secondary heater are heated, and the primary heater and secondary heater are pressed by described first respectively
Power and temperature control valve (TCV) and second pressure and temperature control valve (TCV) carry out pressure and temp adjusting.
Further, the spray gun includes gun body, pull rod, air inlet, the first coating liquid feed inlet and the charging of the second coating liquid
Mouth, sliding block, nozzle and mixing chamber;It is provided in the gun body for two kinds of coating liquid mixing and the self-cleaning cunning of air
Block is provided with the mixing chamber in the sliding block;The gun body top, which is provided with, is connected to first coating with the mixing chamber
Liquid feed inlet, the gun body lower part are provided with and are connected to the second coating liquid feed inlet with the mixing chamber, the gun body top
Rear side is additionally provided with the air inlet being connected to the mixing chamber, by the air inlet to the mixing chamber and the nozzle
Interior input pressure-air;It is connected with the nozzle positioned at the slip front, the sliding block rear end is connected with the pull rod.
Further, the outlet of the nozzle is using fan-shaped or round.
Further, the coating liquid output system includes the delivery hose and temperature sensor for having heating and heat preserving function;
Coating liquid enters the delivery hose after pressurization of measuring, heat up, and is exported coating liquid to the spray by the delivery hose
Rifle;The spray gun front end is equipped with the temperature sensor.
Further, first metering pump and the second metering pump are all made of plunger pump.
Further, described two coating liquid export ratio adjustable ranges are 1:3 to 3:1.
Further, the power of each heater is 2.6kw.
Further, the pressure regulation spectrum 2- of the first pressure and temperature control valve (TCV) and second pressure and temperature control valve (TCV)
10MPa, the minimum 0.7kg/min of coating liquid spray rate.
The invention adopts the above technical scheme, which has the following advantages:1, the present invention is heated by measuring and pressurizeing
Two kinds of coating liquids are measured, pressurizeed and are heated by system, are then sent coating liquid to spray gun through delivery hose, by spray gun to defeated
The two kinds of coating liquid components sent are sufficiently mixed, are atomized and are sprayed to fertiliser granulates surface film forming, and two kinds of coating liquids are in spray gun
Impingement mix in interior minimum mixing chamber, fertiliser granulates surface is sprayed to after nozzle is atomized, and effectively increases coating liquid mixing
And distributing homogeneity.2, the present invention blocks nozzle after the solidification of residual coating liquid in order to prevent, using pressure-air to mixing chamber and
Nozzle carries out automatically cleaning.
Description of the drawings
Fig. 1 is the device overall structure diagram of one embodiment of the invention;
Fig. 2 is coating liquid metering and the heating compression system structural schematic diagram of the present invention;
Fig. 3 is that the spray gun structure structure of the present invention is intended to.
Specific implementation mode
In the description of the present invention, it is to be understood that, the orientation or position of the instructions such as term "upper", "lower" "inner", "outside"
It is to be based on the orientation or positional relationship shown in the drawings to set relationship, is merely for convenience of description of the present invention and simplification of the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot
It is interpreted as limitation of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or
Imply relative importance.The present invention is described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of capsule for controlled release fertilizer liquid spray equipment comprising feed system 1 measures and adds
Press temperature-increasing system 2, coating liquid output system 3 and spray gun 4.Two kinds of coating liquids A, B are transported to metering to feed system 1 and pressurization increases
After carrying out fixed ratio, temperature-pressure processing in warm system 2, it is transmitted to spray gun 4 through coating liquid output system 3, is mixed by spray gun 4
Conjunction, spraying and coating.
Wherein, feed system 1 is made of storage tank and delivery pump with heating and agitating function, which wraps two kinds
Film liquid is extracted out and is exported to the temperature-increasing system 2 that measures and pressurize.Wherein, delivery pump uses Pneumatic piston delivery pump.
As shown in Fig. 2, metering and pressurization temperature-increasing system 2 include the first metering pump 201, the second metering pump 202, the first stroke
Adjuster 203, the second travel adjustment 204, primary heater 205, secondary heater 206, first pressure and temperature control valve (TCV)
207 and second pressure and temperature control valve (TCV) 208;Wherein, the first metering pump 201 and the second metering pump 202 are all made of plunger pump.
Two kinds of coating liquids A, B after the first metering pump 201 and the pressurization of the second metering pump 202 respectively by exporting, the first metering pump
201 and second metering pump 202 to adjust two kinds of coating liquids by the first travel adjustment 203 and the second travel adjustment 204 respectively defeated
Go out ratio, adjustable range 1:3 to 3:1.Respective coating liquid is pumped by the first metering pump 201 and the second metering pump 202 respectively
Primary heater 205 and secondary heater 206 are heated, and the power of each heater is 2.6kw, can be incited somebody to action in heater
Coating liquid is heated rapidly to 60 DEG C of highest.Primary heater 205 and secondary heater 206 are adjusted by first pressure and temperature respectively
Valve 207 and second pressure and temperature control valve (TCV) 208 carry out pressure and temp adjusting, can by pressure change adjustable spraying rate,
Pressure regulation spectrum 2-10MPa, the minimum 0.7kg/min of coating liquid spray rate.
Coating liquid output system 3 includes the delivery hose and temperature sensor for having heating and heat preserving function.Coating liquid passes through
Enter delivery hose after metering, heating pressurization, is exported coating liquid to spray gun 4 by delivery hose.Delivery hose length is usually
15m can be lengthened or shortened as needed, and coating liquid temperature reduces in order to prevent, by heat tracing cable winds, warp outside delivery hose
The coating liquid for crossing heating is connected to spray gun 4 by delivery hose, and 4 front end of spray gun is equipped with temperature sensor, can accurately measure packet
Film liquid temperature, and can temperature be compensated and be corrected in time.
As shown in figure 3, spray gun 4 is mainly used for that two kinds of coating liquid components of conveying are sufficiently mixed, are atomized and are sprayed
The effect to form a film to fertiliser granulates surface comprising gun body 401, pull rod 402, air inlet 403, the first coating liquid feed inlet 404
With the second coating liquid feed inlet 405, sliding block 406, nozzle 407 and mixing chamber 408.
It is provided in gun body 401 for two kinds of coating liquid mixing and the self-cleaning sliding block 406 of air, the interior setting of sliding block 406
There are coating liquid mixing chamber 408, two kinds of coating liquids impingement mix in minimum mixing chamber 408.401 top of gun body is provided with and mixes
Close first coating liquid feed inlet 404 of the connection of room 408,401 lower part of gun body is provided with and is connected to the charging of the second coating liquid with mixing chamber 408
Mouthfuls 405, the air inlet 403 being connected to mixing chamber 408 is additionally provided on rear side of 401 top of gun body, by air inlet 403 to mixing chamber
408 and nozzle 407 in input pressure-air, prevent residual coating liquid solidification after block nozzle 407, carry out automatically cleaning.Positioned at cunning
406 front end of block is connected with nozzle 407, and 406 rear end of sliding block is connected with pull rod 402, and fan-shaped or circle may be used in the outlet of nozzle 407
Shape.Mixed coating liquid sprays to fertiliser granulates surface after the atomization of nozzle 407.
In above-described embodiment, there is inclination angle between air inlet 403 and gun body 401.
In conclusion the operation principle of the present invention is that:The two kinds of coating liquids prepared in tank are conveyed by Pneumatic piston respectively
It pumps out and is transported to metering and pressurization temperature-increasing system 2 is measured, pressurizeed and heated, then send coating liquid through delivery hose
To spray gun 4.Two kinds of coating liquids in spray gun mixing chamber 408 high-speed impact, mixing and 407 exit of nozzle be atomized, spray to
Through sprawling, reacting simultaneously film-forming after the fertiliser granulates surface of rolling.When nozzle 407 does not spray, compressed air is through air inlet 403
Spray gun mixing chamber 408 and nozzle 407 are cleared up, residual coating liquid is all blown out, mixing coating liquid is efficiently solved
Caused blockage problem after residue reaction.
The various embodiments described above are merely to illustrate the present invention, and structure and size, installation position and the shape of each component are all can be with
It is varied from, based on the technical solution of the present invention, all improvement that individual part is carried out according to the principle of the invention and waits
With transformation, should not exclude except protection scope of the present invention.
Claims (8)
1. a kind of capsule for controlled release fertilizer liquid spray equipment, it is characterised in that:The device includes that feed system, metering and pressurization heat and be
System, coating liquid output system and spray gun;Two kinds of coating liquids are transported to the metering and pressurization temperature-increasing system by the feed system
After inside carrying out fixed ratio, temperature-pressure processing, it is transmitted to the spray gun through the coating liquid output system and is mixed, sprayed and wrapped
Film;
The metering and pressurization temperature-increasing system include the first metering pump, the second metering pump, the first travel adjustment, the second stroke tune
Save device, primary heater, secondary heater, first pressure and temperature control valve (TCV) and second pressure and temperature control valve (TCV);It is described
Two kinds of coating liquids after first metering pump and the pressurization of the second metering pump respectively by exporting, first metering pump and the second metering
Pump adjusts two kinds of coating liquid export ratios, first metering by first travel adjustment and the second travel adjustment respectively
Respective coating liquid is pumped into the primary heater and secondary heater heats by pump and the second metering pump respectively, and described the
One heater and secondary heater are carried out by the first pressure and temperature control valve (TCV) and second pressure and temperature control valve (TCV) respectively
Pressure and temp is adjusted.
2. device as described in claim 1, it is characterised in that:The spray gun includes gun body, pull rod, air inlet, the first coating liquid
Feed inlet and the second coating liquid feed inlet, sliding block, nozzle and mixing chamber;It is provided in the gun body and is mixed for two kinds of coating liquids
And the self-cleaning sliding block of air, the mixing chamber is provided in the sliding block;The gun body top is provided with mixes with described
Close room connection the first coating liquid feed inlet, the gun body lower part is provided with and is connected to second coating liquid with the mixing chamber
Feed inlet is additionally provided with the air inlet being connected to the mixing chamber on rear side of the gun body top, by the air inlet to
Pressure-air is inputted in the mixing chamber and the nozzle;It is connected with the nozzle positioned at the slip front, after the sliding block
End is connected with the pull rod.
3. device as claimed in claim 2, it is characterised in that:The outlet of the nozzle is using fan-shaped or round.
4. such as any one of claim 1-3 described devices, it is characterised in that:The coating liquid output system includes that there is heating to protect
The delivery hose and temperature sensor of temperature function;Coating liquid enters the delivery hose after pressurization of measuring, heat up, by described
Delivery hose exports coating liquid to the spray gun;The spray gun front end is equipped with the temperature sensor.
5. such as any one of claim 1-3 described devices, it is characterised in that:First metering pump and the second metering pump are all made of
Plunger pump.
6. such as any one of claim 1-3 described devices, it is characterised in that:Described two coating liquid export ratio adjustable ranges are
1:3 to 3:1.
7. such as any one of claim 1-3 described devices, it is characterised in that:The power of each heater is 2.6kw.
8. such as any one of claim 1-3 described devices, it is characterised in that:The first pressure and temperature control valve (TCV) and the second pressure
The pressure regulation spectrum 2-10MPa of power and temperature control valve (TCV), the minimum 0.7kg/min of coating liquid spray rate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810341983.3A CN108296041A (en) | 2018-04-17 | 2018-04-17 | A kind of capsule for controlled release fertilizer liquid spray equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810341983.3A CN108296041A (en) | 2018-04-17 | 2018-04-17 | A kind of capsule for controlled release fertilizer liquid spray equipment |
Publications (1)
Publication Number | Publication Date |
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CN108296041A true CN108296041A (en) | 2018-07-20 |
Family
ID=62847389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810341983.3A Pending CN108296041A (en) | 2018-04-17 | 2018-04-17 | A kind of capsule for controlled release fertilizer liquid spray equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114804982A (en) * | 2022-04-25 | 2022-07-29 | 嘉施利(平原)化肥有限公司 | Compound fertilizer multilayer coating closed processing production line |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101376128A (en) * | 2008-10-10 | 2009-03-04 | 山东金正大生态工程股份有限公司 | Spraying device of coating solution in production of control sustained-release fertilizer |
CN201446032U (en) * | 2009-06-30 | 2010-05-05 | 中国长江航运集团南京金陵船厂 | Solvent-free two-component heating and spraying equipment |
CN101850312A (en) * | 2010-06-29 | 2010-10-06 | 新兴铸管股份有限公司 | Two-component spraying system |
CN103857501A (en) * | 2011-07-12 | 2014-06-11 | 卡斯塔格产品有限公司 | Solvent-free plural component spraying system and method |
CN208321144U (en) * | 2018-04-17 | 2019-01-04 | 北京市农林科学院 | Capsule for controlled release fertilizer liquid spray equipment |
-
2018
- 2018-04-17 CN CN201810341983.3A patent/CN108296041A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101376128A (en) * | 2008-10-10 | 2009-03-04 | 山东金正大生态工程股份有限公司 | Spraying device of coating solution in production of control sustained-release fertilizer |
CN201446032U (en) * | 2009-06-30 | 2010-05-05 | 中国长江航运集团南京金陵船厂 | Solvent-free two-component heating and spraying equipment |
CN101850312A (en) * | 2010-06-29 | 2010-10-06 | 新兴铸管股份有限公司 | Two-component spraying system |
CN103857501A (en) * | 2011-07-12 | 2014-06-11 | 卡斯塔格产品有限公司 | Solvent-free plural component spraying system and method |
CN208321144U (en) * | 2018-04-17 | 2019-01-04 | 北京市农林科学院 | Capsule for controlled release fertilizer liquid spray equipment |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114804982A (en) * | 2022-04-25 | 2022-07-29 | 嘉施利(平原)化肥有限公司 | Compound fertilizer multilayer coating closed processing production line |
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