CN211141542U - Production device of food-grade and feed-grade anhydrous magnesium sulfate - Google Patents
Production device of food-grade and feed-grade anhydrous magnesium sulfate Download PDFInfo
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- CN211141542U CN211141542U CN201922142632.2U CN201922142632U CN211141542U CN 211141542 U CN211141542 U CN 211141542U CN 201922142632 U CN201922142632 U CN 201922142632U CN 211141542 U CN211141542 U CN 211141542U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model discloses a production device of food grade, feed grade anhydrous magnesium sulfate, including the reactor that has agitating unit, the liquid outlet of reactor passes through the pump and links to each other with the pressure filter pipeline, the liquid outlet end and the intermediate tank pipeline of pressure filter link to each other, the intermediate tank passes through the measuring pump and links to each other with spray drying tower pipeline, spray drying tower links to each other with first dust collector, the product exit end of spray drying tower bottom passes through screw conveyer and links to each other with the polymerization desicator, the polymerization desicator links to each other with the second dust collector, the product exit end of polymerization desicator links to each other with screw conveyer, the screw conveyer exit end links to each other with packagine machine; the utility model has the advantages that: the production process is shortened, a large amount of energy is saved, the production cost is reduced, and the product quality is improved.
Description
Technical Field
The utility model relates to a chemical production equipment, specifically speaking are production facility of food level, feed level anhydrous magnesium sulfate belongs to the chemical production equipment field.
Background
The existing food-grade and feed-grade magnesium sulfate is generally prepared by dissolving and recrystallizing industrial-grade magnesium sulfate. The prepared magnesium sulfate heptahydrate is dried and calcined by a fluidized bed to prepare the anhydrous magnesium sulfate, so that the process is complicated and the energy consumption is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model designs a production device of food level, feed level anhydrous magnesium sulfate has shortened production flow, has saved a large amount of energy, has reduced manufacturing cost, has improved product quality.
The technical scheme of the utility model is that:
a production device of food-grade and feed-grade anhydrous magnesium sulfate comprises a reactor with a stirring device, wherein a liquid outlet of the reactor is connected with a pressure filter pipeline through a pump, material liquid after reaction in the reactor is pumped into the pressure filter for filtering through the pump, a liquid outlet end of the pressure filter is connected with an intermediate tank pipeline, the intermediate tank is connected with a spray drying tower pipeline through a metering pump, the spray drying tower is connected with a first dust removal device, filtrate enters the intermediate tank and is then pumped into the spray drying tower with the first dust removal device through the metering pump, a product outlet end at the bottom of the spray drying tower is connected with a polymerization dryer through a screw conveyor, the polymerization dryer is connected with a second dust removal device, a dried product enters the polymerization dryer from the bottom of the spray drying tower through the screw conveyor for secondary drying, and a product outlet end of the polymerization dryer is connected with the screw conveyor, and the outlet end of the spiral conveyor is connected with a packaging machine, and the product after being dried again is conveyed to the packaging machine through the spiral conveyor to be packaged to obtain the anhydrous magnesium sulfate product.
The produced magnesium sulfate saturated solution is filtered by a filter press and then directly enters a spray drying tower for drying, so that the steps of cooling crystallization, drying to prepare magnesium sulfate heptahydrate, then heating for dissolution, cooling for recrystallization, drying again and the like are omitted, and the method has the characteristics of simple operation process, low energy consumption, high efficiency, good quality and the like.
Further, the pump is a centrifugal pump.
Furthermore, the first dust removal device and the second dust removal device are both dust removers.
Further, the screw conveyor is provided with a cooling device.
During production, magnesium oxide powder and sulfuric acid are added into a reactor for reaction, the reacted feed liquid is pumped into a box filter press by a pump for filtration, the filtrate enters an intermediate tank and then is pumped into a spray drying tower with a dust removal device by a metering pump, the dried product enters a polymerization dryer with the dust removal device from the bottom of the spraying tower through a screw conveyor for secondary drying, and the dried product is conveyed to a packaging machine through the screw conveyor with a cooling device for packaging to obtain the anhydrous magnesium sulfate product.
The utility model has the advantages that: the production process is shortened, the drying time is short, the product can keep uniform and fine particles, the product has good dispersibility, fluidity and solubility, a large amount of energy is saved, and the production cost is reduced; the drying effect is good, and the liquid can be dried into a powdery product at one time without crushing and screening.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.
Example 1
As shown in figure 1, the production device of food-grade and feed-grade anhydrous magnesium sulfate comprises a reactor 1 with a stirring device, wherein a liquid outlet of the reactor 1 is connected with a chamber filter press 3 through a pump (centrifugal pump) 2, the material liquid after the reaction in the reactor is pumped into the chamber filter press 3 through the pump 2 for filtration, a liquid outlet end of the chamber filter press 3 is connected with an intermediate tank 4 through a pipeline, the intermediate tank 4 is connected with a spray drying tower 6 through a metering pump 5 through a pipeline, the spray drying tower 6 is connected with a first dust removal device (dust remover) 7, the filtrate enters the intermediate tank 4 and then is pumped into a spray drying tower 6 with a first dust removal device 7 through the metering pump 5, a product outlet end at the bottom of the spray drying tower 6 is connected with a polymerization dryer 9 through a screw conveyor 8, the polymerization dryer 9 is connected with a second dust removal device (dust remover) 10, the dried product enters a polymerization dryer 9 from the bottom of a spray drying tower 6 through a screw conveyor 8 for secondary drying, the product outlet end of the polymerization dryer 9 is connected with a screw conveyor 11, the screw conveyor 11 is provided with a jacket water circulation cooling device, the outlet end of the screw conveyor is connected with a packaging machine, and the product after secondary drying is conveyed to the packaging machine 12 through the screw conveyor 11 with the cooling device for packaging to obtain the anhydrous magnesium sulfate product.
The produced magnesium sulfate saturated solution is filtered by a filter press and then directly enters a spray drying tower for drying, so that the steps of cooling crystallization, drying to prepare magnesium sulfate heptahydrate, then heating for dissolution, cooling for recrystallization, drying again and the like are omitted, and the method has the characteristics of simple operation process, low energy consumption, high efficiency, good quality and the like.
During production, magnesium oxide powder and sulfuric acid are added into a reactor for reaction, the reacted feed liquid is pumped into a box filter press by a pump for filtration, the filtrate enters an intermediate tank and then is pumped into a spray drying tower with a dust removal device by a metering pump, the dried product enters a polymerization dryer with the dust removal device from the bottom of the spraying tower through a screw conveyor for secondary drying, and the dried product is conveyed to a packaging machine through the screw conveyor with a cooling device for packaging to obtain the anhydrous magnesium sulfate product.
Claims (5)
1. The utility model provides a production device of food level, feed level anhydrous magnesium sulfate which characterized in that: including the reactor that has agitating unit, the liquid outlet of reactor passes through the pump and links to each other with the pressure filter pipeline, the liquid outlet end and the pans pipeline of pressure filter link to each other, the pans pass through the measuring pump and link to each other with spray drying tower pipeline, spray drying tower links to each other with first dust collector, the product exit end of spray drying tower bottom passes through screw conveyer and links to each other with the polymerization dryer, the polymerization dryer links to each other with second dust collector, the product exit end and the screw conveyer of polymerization dryer link to each other, the screw conveyer exit end links to each other with packagine machine.
2. The apparatus for producing food grade, feed grade anhydrous magnesium sulfate as claimed in claim 1, wherein: the pump is a centrifugal pump.
3. The apparatus for producing food grade, feed grade anhydrous magnesium sulfate as claimed in claim 1, wherein: and the first dust removal device and the second dust removal device are both dust removers.
4. The apparatus for producing food grade, feed grade anhydrous magnesium sulfate as claimed in claim 1, wherein: the spiral conveyor is provided with a cooling device.
5. The apparatus for producing food grade, feed grade anhydrous magnesium sulfate as claimed in claim 4, wherein: the cooling device is a jacket water circulation cooling device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142632.2U CN211141542U (en) | 2019-12-04 | 2019-12-04 | Production device of food-grade and feed-grade anhydrous magnesium sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142632.2U CN211141542U (en) | 2019-12-04 | 2019-12-04 | Production device of food-grade and feed-grade anhydrous magnesium sulfate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211141542U true CN211141542U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922142632.2U Active CN211141542U (en) | 2019-12-04 | 2019-12-04 | Production device of food-grade and feed-grade anhydrous magnesium sulfate |
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| CN (1) | CN211141542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050554A (en) * | 2020-08-20 | 2020-12-08 | 莱州市守喜镁业有限公司 | Drying process flow of anhydrous magnesium sulfate |
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2019
- 2019-12-04 CN CN201922142632.2U patent/CN211141542U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050554A (en) * | 2020-08-20 | 2020-12-08 | 莱州市守喜镁业有限公司 | Drying process flow of anhydrous magnesium sulfate |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220510 Address after: 831500 west side of north south trunk road, first district of Fudong, Fukang Industrial Park, Changji Hui Autonomous Prefecture, Xinjiang Uygur Autonomous Region South of Jintai industry (room 110, office building of Xinjiang Fengtai Chemical Technology Co., Ltd.) Patentee after: Xinjiang sentian Logistics Co.,Ltd. Address before: 831500 No. 1, south of changqian road and south of Jintai industry, Fudong First District, Fukang Industrial Park, Changji Hui Autonomous Prefecture, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG FENG TAI CHEMICAL TECHNOLOGY CO.,LTD. |