CN104710215A - Production technology and production equipment of flaky calcium-magnesium fertilizer - Google Patents
Production technology and production equipment of flaky calcium-magnesium fertilizer Download PDFInfo
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- CN104710215A CN104710215A CN201510134015.1A CN201510134015A CN104710215A CN 104710215 A CN104710215 A CN 104710215A CN 201510134015 A CN201510134015 A CN 201510134015A CN 104710215 A CN104710215 A CN 104710215A
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- shower nozzle
- steel band
- sheet
- fertilizer
- fertilizer material
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a production technology of flaky calcium-magnesium fertilizer, which comprises the following steps in sequence: (1) heating and stirring calcium nitrate, magnesium nitrate and a chelate microelement in a heating tank to obtain a uniform molten material; (2) pumping the material out of the heating tank by a pumping device, conveying the material to a group of spray nozzles, and spraying the molten material from the spouts of the spray nozzles; (3) placing a moving steel belt for refrigerating under the spouts of the spray nozzles to solidify the material instantly; and (4) conveying the material to a scraper collecting device through the moving steel belt, wherein the collected material is the flaky calcium-magnesium fertilizer. The invention further provides special production equipment for the production technology. The production technology is convenient and fast, and can be used for preparing the flaky solid calcium-magnesium fertilizer under the condition of preserving fertilizer nutrients to the maximum extent; and the flaky calcium-magnesium fertilizer is convenient to store and transport and can be used as base fertilizer to continuously provide calcium-magnesium ions and other nutrients for plants.
Description
Technical field
The present invention relates to field of fertilizer production, particularly a kind of hot melt cold drawing makes the production technique of sheet ca and mg fertilizer material and the special production unit of this technique.
Background technology
The ca and mg fertilizer material of present stage mostly is liquid fertilizer, prepares to get up cost high, and volume is large, is not easy to transport, and liquid is not easy to preserve simultaneously.When liquid calcium magnesium discharges plant, increase the needs of plant to calcium magnesium in line with lower concentration, a small amount of principle repeatedly, therefore liquid calcium magnesium fertilizer cannot continue to provide calcium ions and magnesium ions to absorb for it in the whole production process of plant.And for common caking fertilizer, except volume is large, also there is the shortcoming that shape is uneven, be unfavorable for storage, this external cause volume size is uneven, is also not easy to enough consumptions according to actual needs in use and takes and use.Further, because caking fertilizer volume is comparatively large, is unfavorable for stripping in soil, affects the absorption of plant to nutrient.For granulated fertilizer, volume is too small, there is the defects such as easy deliquescence.
Therefore, for the deficiencies in the prior art, how providing a kind of production technique and production unit of chip solid calcium magnesium, is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide a kind of hot melt cold drawing and make the production technique of sheet ca and mg fertilizer material and the special production unit of this technique.This production technique is convenient and swift, under the condition of preserving fertilizer nutrient to greatest extent, can prepare chip solid ca and mg fertilizer material, is convenient to storage and transport, can be continuously plant provides the nutrients such as calcium ions and magnesium ions as base manure.
To achieve these goals, the production technique of a kind of sheet ca and mg fertilizer material provided by the invention, in turn includes the following steps:
(1) by nitrocalcite, magnesium nitrate or nitrocalcite magnesium and chelated microelements in heating tank heated and stirred to molten homogeneous shape;
(2) utilize pumping device to extract material out from heating tank, be delivered to one group of shower nozzle place, molten material is sprayed from shower nozzle nozzle;
(3) below shower nozzle nozzle, place the motion steel band of refrigeration, material is solidified instantaneously;
(4) by motion steel band by material transportation to scraper plate collector place, collect the material that obtains and be sheet ca and mg fertilizer material.
Chelated microelements uses EDTA chelating.
Preferably, the heating tank heating and temperature control in step (1) is at 110 DEG C.
Preferably, described trace element is Zn, B.The zinc element of EDTA chelating and boron are called for short chelated zinc and chelating boron, and it all can commercially directly be buied.
Preferably, described pumping device is high-pressure pump, and the rotating speed of high-pressure pump and flow control are within the specific limits.
Preferably, described shower nozzle is 20, and the aperture of shower nozzle spout is 1cm.
Preferably, the movement velocity of described motion steel band is 10cm/s.
Under the comprehensive restriction of this above-mentioned aperture, high-pressure pump flow, rotating speed and steel band speed, after the gob extruded drops on steel band, the slice shape formed is even, while ensure that production efficiency, make lamellar body have moderate rational length and width, Thickness Ratio, be more convenient to collection and the storage transport of upstream device.
Preferably, the mass ratio of described nitrocalcite, magnesium nitrate and chelated microelements is 1:1.5:0.1.
Preferably, described motion steel band adopts the water coolant refrigeration of liquid nitrogen or flowing.
Present invention also offers the production equipment special of the production technique of above-mentioned sheet ca and mg fertilizer material, comprise heating tank, shower nozzle; Described heating tank is connected with shower nozzle by pumping device, the spout of shower nozzle downward, refrigeration transport unit is provided with below shower nozzle, described refrigeration transport unit comprises transfer station and the steel band around transfer station circulatory motion, delivery platform inside offers condensation chamber, and the cavity edge of condensation chamber extends to the internal surface of steel band; Refrigeration transport unit is provided with scraper plate collector away from one end of described shower nozzle.
Preferably, described pumping device is high-pressure pump.
Preferably, described production unit also comprises gas blower, and the wherein side of air outlet on width of steel band direction of described gas blower, the opposite side on width of steel band direction is provided with collection box.Residual particles that steel band can stay by gas blower purges to collection box to reclaiming, and produces to rejoin in heating tank, and the cost of saving also improves productive rate.
Preferably, the thickness of described steel band is 5cm, and this thickness reduces thickness to greatest extent while guarantee steel band normal transport material, and make the speed of cooling of steel strip surface faster, cooling performance is better.
Sheet ca and mg fertilizer material manufacturing technique provided by the invention, that the trace element of the nitrocalcite of molten state, magnesium nitrate and Chelating state is drawn to shower nozzle, gob drops on steel band by shower nozzle spout with certain speed, under the shearing action and the multiple impact such as the self gravitation of gob and the surging force of whereabouts of steel band motion, be launched into sheet rapidly, simultaneously rapid cooled and solidified on the steel band of refrigeration, forms sheet manure solids finished product.This production technique has following beneficial effect:
(1) fertilizer product is solid sheet, and volume is little, and condition is stablized, and is convenient to packaging, storage, transports, and due in the form of sheets, dosage is accurate compared with caking fertilizer, is conducive to stripping in soil, is not easy deliquescence compared with granulated fertilizer;
(2) preparation technology's flow process is simple, without the need to other additives additional, cost-saving;
(3) owing to existing in solid form, can use as base manure, can constantly to its conveying calcium ions and magnesium ions in the whole process of growth of plant after single-dose application.
(4) relative to ordinary solid fertilizer, soluble in water, be easy to preserve.
(5) existence of fertility can be ensured, be more suitable for the growth of crop compared to liquid calcium magnesium.
(6) production unit compact construction, saves floor space.
Accompanying drawing explanation
Fig. 1 is the production unit schematic diagram of sheet ca and mg fertilizer material provided by the present invention;
Fig. 2 is the relative position relation schematic diagram of shower nozzle and steel band in Fig. 1;
Fig. 3 is the position relationship schematic diagram of gas blower, collection box and steel band;
In figure:
1. heating tank 2. shower nozzle 3. high-pressure pump 4. is freezed transport unit 41. transfer station 42. steel band 43 condensation chamber 5. scraper plate collector 6. gas blower 7. collection box
Embodiment
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1
(1) by the Chelating state Zn element of nitrocalcite, magnesium nitrate and EDTA coordination in heating tank heated and stirred to molten homogeneous shape; The weight ratio of raw material is: nitrocalcite: magnesium nitrate: Chelating state Zn element=1:1.5:0.1, and Heating temperature is 110 DEG C.
(2) utilize high-pressure pump to extract material out from heating tank, be delivered to one group of shower nozzle place, molten material is sprayed from shower nozzle nozzle; The quantity of shower nozzle is 20, and the aperture of shower nozzle spout is 1cm.
(3) below shower nozzle nozzle, place the motion steel band of refrigeration, make material scatter instantaneously and solidify, the speed of motion steel band is 10cm/s, and refrigeration adopts water coolant.
(4) by motion steel band by material transportation to scraper plate collector place, material is pushed out discharge port by scraper plate, collects the material that obtains and is sheet ca and mg fertilizer material.
The production unit of above-mentioned production technique, please refer to Fig. 1, the production unit of sheet ca and mg fertilizer material, comprise heating tank 1, shower nozzle 2, heating tank 1 is connected with the shower nozzle 2 bottom heating tank 1 by high-pressure pump 3, the spout of shower nozzle 2 downward, the aperture of shower nozzle 2 spout is 1cm, refrigeration transport unit 4 is provided with below shower nozzle 2, refrigeration transport unit 4 comprises transfer station 41, transfer station comprises two by motor-driven roll shaft, in transfer station, annular lays steel band 42, under the rotation of roll shaft, steel band 42 can around transfer station 41 circulatory motion clockwise, the quantity of aforementioned shower nozzle 2 is 20, width along steel band 42 arranges (as shown in Figure 2 at equal intervals, because length is limited, observe for the ease of those skilled in the art, only give the schematic diagram of 4 shower nozzles of local).Take full advantage of the space of steel band 42 width like this, improve the production efficiency of sheet ca and mg fertilizer.The body interior of transfer station 41 offers condensation chamber 43, condensation chamber 43 is for filling full water coolant, cavity edge extend to the internal surface of steel band 42, water coolant and the cold air that distributes thereof can fully be contacted with steel band, reach best refrigeration, the thickness of steel band is 5cm, guarantee carrying and transportcapacity while by gauge control minimum, be more prone to cool rapidly under the refrigeration of condensation chamber, refrigeration transport unit 4 is provided with scraper plate collector 5 away from one end of described shower nozzle 2, employing scraper plate can be more quick, efficiently the sheet material of steel strip surface is pushed to discharge port to collect, to enhance productivity.As further improvement, production unit also comprises gas blower 6, the wherein side of air outlet on steel band 42 width of gas blower 6, opposite side on steel band 42 width is provided with collection box 7 (as shown in Figure 3, owing to indicating that gas blower 6 and collection box 7 can block miscellaneous part in FIG, therefore illustrate separately in figure 3).Residual particles that steel band can stay by gas blower 6 purges to collection box 7 to recovery, produces to rejoin in heating tank 1, and the cost of saving also improves productive rate.
Embodiment 2
(1) by nitrocalcite, magnesium nitrate or and the Chelating state B element of EDTA coordination in heating tank heated and stirred to molten homogeneous shape; The weight ratio of raw material is: nitrocalcite: magnesium nitrate: Chelating state B element=1:1.5:0.1, and Heating temperature is 110 DEG C.
(2) utilize high-pressure pump to extract material out from heating tank, be delivered to one group of shower nozzle place, molten material is sprayed from shower nozzle nozzle; The quantity of shower nozzle is 20, and the aperture of shower nozzle spout is 1cm.
(3) below shower nozzle nozzle, place the motion steel band of refrigeration, make material scatter instantaneously and solidify, the speed of motion steel band is 10cm/s, and refrigeration adopts water coolant.
(4) by motion steel band by material transportation to scraper plate collector place, material is pushed out discharge port by scraper plate, collects the material that obtains and is sheet ca and mg fertilizer material.
The production unit of above-mentioned production technique, please refer to Fig. 1, the production unit of sheet ca and mg fertilizer material, comprise heating tank 1, shower nozzle 2, heating tank 1 is connected with the shower nozzle 2 bottom heating tank 1 by high-pressure pump 3, the spout of shower nozzle 2 downward, the aperture of shower nozzle 2 spout is 1cm, refrigeration transport unit 4 is provided with below shower nozzle 2, refrigeration transport unit 4 comprises transfer station 41, transfer station comprises two by motor-driven roll shaft, in transfer station, annular lays steel band 42, under the rotation of roll shaft, steel band 42 can around transfer station 41 circulatory motion clockwise, the quantity of aforementioned shower nozzle 2 is 20, width along steel band 42 arranges (as shown in Figure 2 at equal intervals, because length is limited, observe for the ease of those skilled in the art, only give the schematic diagram of 4 shower nozzles of local).Take full advantage of the space of steel band 42 width like this, improve the production efficiency of sheet ca and mg fertilizer.The body interior of transfer station 41 offers condensation chamber 43, condensation chamber 43 is for filling full water coolant, cavity edge extend to the internal surface of steel band 42, cold water intaking and the cold air that distributes thereof can fully be contacted with steel band, reach best refrigeration, the thickness of steel band is 5cm, guarantee carrying and transportcapacity while by gauge control minimum, be more prone to cool rapidly under the refrigeration of condensation chamber, refrigeration transport unit 4 is provided with scraper plate collector 5 away from one end of described shower nozzle 2, employing scraper plate can be more quick, efficiently the sheet material of steel strip surface is pushed to discharge port to collect, to enhance productivity.As further improvement, production unit also comprises gas blower 6, the wherein side of air outlet on steel band 42 width of gas blower 6, opposite side on steel band 42 width is provided with collection box 7 (as shown in Figure 3, owing to indicating that gas blower 6 and collection box 7 can block miscellaneous part in FIG, therefore illustrate separately in figure 3).Residual particles that steel band can stay by gas blower 6 purges to collection box 7 to recovery, produces to rejoin in heating tank 1, and the cost of saving also improves productive rate.
Embodiment 3
(1) by the Chelating state Zn element of nitrocalcite, magnesium nitrate and EDTA coordination in heating tank heated and stirred to molten homogeneous shape; The weight ratio of raw material is: nitrocalcite: magnesium nitrate: Chelating state B element=1:1.5:0.1, and Heating temperature is 110 DEG C.
(2) utilize high-pressure pump to extract material out from heating tank, be delivered to one group of shower nozzle place, molten material is sprayed from shower nozzle nozzle; The quantity of shower nozzle is 20, and the aperture of shower nozzle spout is 1cm.
(3) below shower nozzle nozzle, place the motion steel band of refrigeration, make material scatter instantaneously and solidify, the speed of motion steel band is 10cm/s, and refrigeration adopts water coolant.
(4) by motion steel band by material transportation to scraper plate collector place, material is pushed out discharge port by scraper plate, collects the material that obtains and is sheet ca and mg fertilizer material.
The production unit of above-mentioned production technique, please refer to Fig. 1, the production unit of sheet ca and mg fertilizer material, comprise heating tank 1, shower nozzle 2, heating tank 1 is connected with the shower nozzle 2 bottom heating tank 1 by high-pressure pump 3, the spout of shower nozzle 2 downward, the aperture of shower nozzle 2 spout is 1cm, refrigeration transport unit 4 is provided with below shower nozzle 2, refrigeration transport unit 4 comprises transfer station 41, transfer station comprises two by motor-driven roll shaft, in transfer station, annular lays steel band 42, under the rotation of roll shaft, steel band 42 can around transfer station 41 circulatory motion clockwise, the quantity of aforementioned shower nozzle 2 is 20, width along steel band 42 arranges (as shown in Figure 2 at equal intervals, because length is limited, observe for the ease of those skilled in the art, only give the schematic diagram of 4 shower nozzles of local).Take full advantage of the space of steel band 42 width like this, improve the production efficiency of sheet ca and mg fertilizer.The body interior of transfer station 41 offers condensation chamber 43, condensation chamber 43 is for filling full water coolant, cavity edge extend to the internal surface of steel band 42, water coolant and the cold air that distributes thereof can fully be contacted with steel band, reach best refrigeration, the thickness of steel band is 5cm, guarantee carrying and transportcapacity while by gauge control minimum, be more prone to cool rapidly under the refrigeration of condensation chamber, refrigeration transport unit 4 is provided with scraper plate collector 5 away from one end of described shower nozzle 2, employing scraper plate can be more quick, efficiently the sheet material of steel strip surface is pushed to discharge port to collect, to enhance productivity.As further improvement, production unit also comprises gas blower 6, the wherein side of air outlet on steel band 42 width of gas blower 6, opposite side on steel band 42 width is provided with collection box 7 (as shown in Figure 3, owing to indicating that gas blower 6 and collection box 7 can block miscellaneous part in FIG, therefore illustrate separately in figure 3).Residual particles that steel band can stay by gas blower 6 purges to collection box 7 to recovery, produces to rejoin in heating tank 1, and the cost of saving also improves productive rate.
Test example
Product in the present invention and commercially available block ca and mg fertilizer are used for respectively planting tomato, other conditions such as the rate of fertilizer application in planting process, fertilization time all keep identical.The average plant height both plantations obtained, output, disease rate record are in the following table.
Above the production technique of sheet ca and mg fertilizer material is made to a kind of hot melt cold drawing provided by the present invention and the special production unit of this technique is described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands core concept of the present invention for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a production technique for sheet ca and mg fertilizer material, is characterized in that, in turn includes the following steps:
(1) by nitrocalcite, magnesium nitrate and chelated microelements in heating tank heated and stirred to molten homogeneous shape;
(2) utilize pumping device to extract material out from heating tank, be delivered to one group of shower nozzle place, molten material is sprayed from shower nozzle nozzle;
(3) below shower nozzle nozzle, place the motion steel band of refrigeration, material is solidified instantaneously;
(4) by motion steel band by material transportation to scraper plate collector place, collect the material that obtains and be sheet ca and mg fertilizer material.
2. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, the heating tank heating and temperature control in step (1) is at 110 DEG C.
3. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, described trace element is Zn or B.
4. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, described shower nozzle is 20, and the aperture of shower nozzle spout is 1cm.
5. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, the movement velocity of described motion steel band is 10cm/s.
6. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, the mass ratio of described nitrocalcite, magnesium nitrate and chelated microelements is 1:1.5:0.1.
7. the production technique of sheet ca and mg fertilizer material according to claim 1, is characterized in that, described motion steel band adopts the water coolant refrigeration of flowing.
8., for a production unit for the production technique of sheet ca and mg fertilizer material described in claim 1, it is characterized in that, comprise heating tank, shower nozzle; Described heating tank is connected with shower nozzle by pumping device, the spout of shower nozzle downward, refrigeration transport unit is provided with below shower nozzle, described refrigeration transport unit comprises transfer station and the steel band around transfer station circulatory motion, transfer station inside offers condensation chamber, and the cavity edge of condensation chamber extends to the internal surface of steel band; Refrigeration transport unit is provided with scraper plate collector away from one end of described shower nozzle.
9. the production unit of sheet ca and mg fertilizer material according to claim 8, is characterized in that, described pumping device is high-pressure pump.
10. the production unit of sheet ca and mg fertilizer material according to claim 8, is characterized in that, also comprise gas blower, and the wherein side of air outlet on width of steel band direction of described gas blower, the opposite side on width of steel band direction is provided with collection box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134015.1A CN104710215B (en) | 2015-03-25 | 2015-03-25 | A kind of production technology and production equipment of sheet calcium and magnesium fertilizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134015.1A CN104710215B (en) | 2015-03-25 | 2015-03-25 | A kind of production technology and production equipment of sheet calcium and magnesium fertilizer |
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| Publication Number | Publication Date |
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| CN104710215A true CN104710215A (en) | 2015-06-17 |
| CN104710215B CN104710215B (en) | 2018-04-10 |
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| CN201510134015.1A Active CN104710215B (en) | 2015-03-25 | 2015-03-25 | A kind of production technology and production equipment of sheet calcium and magnesium fertilizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112499661A (en) * | 2020-12-21 | 2021-03-16 | 湖南中核金原新材料有限责任公司 | Preparation method of flaky chlorinated rare earth |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102992920A (en) * | 2013-01-06 | 2013-03-27 | 河北萌帮水溶肥料有限公司 | Granulating forming process of secondary element water soluble fertilizer |
| CN202898254U (en) * | 2012-09-30 | 2013-04-24 | 广西新方向化学工业有限公司 | Equipment for producing compound fertilizer |
| CN104098115A (en) * | 2014-07-22 | 2014-10-15 | 路永宽 | Method for producing full-water-soluble flaky magnesium nitrate through steel belt granulator |
-
2015
- 2015-03-25 CN CN201510134015.1A patent/CN104710215B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202898254U (en) * | 2012-09-30 | 2013-04-24 | 广西新方向化学工业有限公司 | Equipment for producing compound fertilizer |
| CN102992920A (en) * | 2013-01-06 | 2013-03-27 | 河北萌帮水溶肥料有限公司 | Granulating forming process of secondary element water soluble fertilizer |
| CN104098115A (en) * | 2014-07-22 | 2014-10-15 | 路永宽 | Method for producing full-water-soluble flaky magnesium nitrate through steel belt granulator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112499661A (en) * | 2020-12-21 | 2021-03-16 | 湖南中核金原新材料有限责任公司 | Preparation method of flaky chlorinated rare earth |
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| CN104710215B (en) | 2018-04-10 |
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