CN209900734U - Energy-saving consumption-reducing spray drying system for polymeric aluminum - Google Patents
Energy-saving consumption-reducing spray drying system for polymeric aluminum Download PDFInfo
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- CN209900734U CN209900734U CN201920170220.7U CN201920170220U CN209900734U CN 209900734 U CN209900734 U CN 209900734U CN 201920170220 U CN201920170220 U CN 201920170220U CN 209900734 U CN209900734 U CN 209900734U
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Abstract
The utility model discloses a polyaluminium energy saving and consumption reduction spray drying system relates to polyaluminium spray drying technical field, including the spray drying tower, be equipped with hot air system on the spray drying tower, the atomizing device of spray drying tower is connected with the liquid pool through first water pipe, the tail gas export of spray drying tower is through the entry linkage of first tuber pipe and cyclone, the material export of cyclone passes through the sub-unit connection of second tuber pipe and spray drying tower, cyclone's tail gas export is passed through the third tuber pipe and is connected with the concentrating tower, the tail gas export and the second grade dust pelletizing headtotail of concentrating tower, be equipped with second water pipe and third water pipe between concentrating tower and the liquid pool. The utility model relates to a polyaluminium energy saving and consumption reduction spray drying system energy utilization is high, and drying energy consumption reduces more than 20%, and is energy-conserving effectual, and aluminium chloride remains fewly in the tail gas simultaneously, and the polyaluminium yield is high, and the polyaluminium bulk density who makes is big, reduces the cost of transportation.
Description
Technical Field
The utility model relates to a polyaluminium chloride spray drying technical field, concretely relates to polyaluminium chloride energy saving and consumption reduction spray drying system.
Background
The polyaluminium chloride is called polyaluminium chloride for short, is called basic polyaluminium chloride, is divided into spray drying and roller drying according to the different drying types, is a better water purifying agent, is easy to dissolve in water, has stronger bridging adsorbability, and is accompanied with physical changes such as electrochemistry, condensation, adsorption, precipitation and the like in the hydrolysis process, thereby achieving the purification purpose, and the performance of the polyaluminium chloride is superior to that of products such as aluminium chloride, aluminium sulfate and the like.
In the existing spray drying production process of the polymeric aluminum, high-temperature tail gas is discharged, part of micro powder materials are contained, and the high-temperature tail gas is generally sprayed and absorbed by water and then absorbed by alkali to be sent to sewage for treatment, and more troublesome is that the precipitate after alkali washing needs to be shut down for manual cleaning, so that the workload is large, the working efficiency is low, and the whole spray drying system is influenced; meanwhile, the high-temperature tail gas contains higher heat, and certain energy waste is caused after the high-temperature tail gas is discharged.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the utility model provides a polyaluminium chloride energy saving and consumption reduction spray drying system, effectively solves the technical problem that the waste of the drying energy of the polyaluminium chloride is high, the tail gas treatment difficulty is big in the prior art.
The purpose of the utility model is realized through the following technical measures:
a polyaluminium chloride energy-saving consumption-reducing spray drying system comprises a spray drying tower, wherein a hot air system is arranged on the spray drying tower, an atomizing device of the spray drying tower is connected with a liquid pool through a first water pipe, a tail gas outlet of the spray drying tower is connected with an inlet of a cyclone separator through a first air pipe, a material outlet of the cyclone separator is connected with the lower part of the spray drying tower through a second air pipe, a tail gas outlet of the cyclone separator is connected with a concentration tower through a third air pipe, a tail gas outlet of the concentration tower is connected with a secondary dust removal system, and a second water pipe and a third water pipe are arranged between the concentration tower and the liquid pool; a first water delivery pump is arranged on the first water pipe, a second water suction pump is arranged on the second water pipe, a third water delivery pump is arranged on the third water pipe, a second air pipe is provided with a second fan, and the second fan is arranged at the lower part of the cyclone separator; and a first circulating pump is arranged outside the concentration tower.
Specifically, the hot air system comprises a blower, an air distribution box and a hot air furnace which are connected in sequence, and an air outlet of the hot air furnace is communicated with the spray drying tower.
Specifically, the secondary dust removal system comprises two water spraying dust removal systems connected in series, and a third fan is arranged between the two water spraying dust removal systems.
Specifically, a liquid circulating pump is arranged outside the water spraying and dedusting system.
Specifically, the bottom of the spray drying tower is provided with a secondary cyclone separation hopper, and the secondary cyclone separation hopper comprises a cylindrical feeding hopper wall and an inverted conical discharging hopper wall which are connected with each other.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the utility model relates to a tail gas outlet of a spray drying tower of a polymeric aluminum energy-saving consumption-reducing spray drying system is connected with a cyclone separator, the cyclone separator is sent into the lower part of the spray drying tower through a second fan after separating dust in the tail gas of the spray drying tower, and only the material is collected at the lower part of the spray drying tower, thereby saving time and labor, and simultaneously, the polymeric aluminum powder at the bottom of the cyclone separator has smaller particle size, and can have stronger adsorption effect on surrounding particles after entering the lower part of the spray drying tower, thereby improving the stacking density of the powder; the tail gas outlet of the cyclone separator is communicated with the concentration tower, hot gas from the spray drying tower can be fully utilized, the energy utilization rate is provided, and simultaneously, residual polymeric aluminum in the tail gas of the cyclone separator can be collected, so that the material utilization rate is improved; a tail gas outlet of the concentration tower is connected with a secondary dedusting system, and residual polymeric aluminum in the tail gas of the concentration tower can be collected; the first circulating pump is arranged outside the concentration tower to provide the concentration effect.
Because the secondary dust removal system is two water spraying dust removal systems connected in series, and a liquid circulating pump is arranged outside the water spraying dust removal systems, the absorption effect on the polyaluminium chloride dust is good.
Because the bottom of the spray drying tower is provided with the secondary cyclone separation hopper, after the material at the bottom of the cyclone separator is sent to the bottom of the spray drying tower by the second fan, the material forms secondary cyclone drying in the secondary cyclone separation hopper, and the powder stacking density can be improved.
To sum up, the utility model relates to a polyaluminium energy saving and consumption reduction spray drying system energy utilization is high, and drying energy consumption reduces more than 20%, and is energy-conserving effectual, and aluminium chloride remains few in the tail gas simultaneously, and the polyaluminium yield is high, and the polyaluminium bulk density who makes is big, reduces the cost of transportation.
Drawings
FIG. 1 is a schematic structural view of a polyaluminium chloride energy saving and consumption reduction spray drying system of the present invention;
in the figure: 1. the spray drying tower comprises a spray drying tower body, 2, a hot air system, 21, a blower, 22, an air distribution box, 23, a hot air furnace, 3, a first water pipe, 4, a liquid pool, 5, a first air pipe, 51, a first water delivery pump, 6, a cyclone separator, 7, a second air pipe, 71, a second fan, 8, a third air pipe, 9, a concentration tower, 11, a secondary dust removal system, 111, a water spraying dust removal system, 112, a third fan, 113, a liquid circulating pump, 12, a second water pipe, 121, a second water suction pump, 13, a third water pipe, 131, a third water delivery pump, 14, a first circulating pump, 15 and a secondary cyclone separation hopper.
Detailed Description
In order to make the technical means, creation features, and the achieved purpose and efficacy of the present invention easy to understand, the present invention is further explained by combining with the accompanying drawings and the detailed implementation.
As shown in fig. 1, the utility model relates to a polyaluminium energy saving and consumption reduction spray drying system includes spray drying tower 1, be equipped with hot air system 2 on spray drying tower 1, spray drying tower 1's atomizing device passes through first water pipe 3 and is connected with liquid pool 4, spray drying tower 1's tail gas export is connected with cyclone 6's entry through first tuber pipe 5, cyclone 6's material export is connected with spray drying tower 1's lower part through second tuber pipe 7, cyclone 6's tail gas export is connected with concentrating tower 9 through third tuber pipe 8, concentrating tower 9's tail gas export is connected with second grade dust pelletizing system 11, be equipped with second water pipe 12 and third water pipe 13 between concentrating tower 9 and the liquid pool 4; a first water delivery pump 51 is arranged on the first water pipe 3, a second water suction pump 121 is arranged on the second water pipe 12, a third water delivery pump 131 is arranged on the third water pipe 13, a second fan 71 is arranged on the second air pipe 7, and the second fan 71 is arranged at the lower part of the cyclone separator 6; the outside of the concentration tower 9 is provided with a first circulation pump 14.
The hot air system 2 comprises a blower 21, an air distribution box 22 and a hot air furnace 23 which are connected in sequence, and an air outlet of the hot air furnace 23 is communicated with the spray drying tower 1.
The secondary dust removal system 11 comprises two water spray dust removal systems 111 connected in series, a third fan 112 is arranged between the two water spray dust removal systems 111, and a liquid circulating pump 113 is arranged outside the water spray dust removal systems 111 to provide water utilization rate.
The bottom of the spray drying tower 1 is provided with a secondary cyclone separation hopper 15, and the secondary cyclone separation hopper 15 comprises a cylindrical feeding hopper wall and an inverted conical discharging hopper wall which are connected.
The utility model relates to a polyaluminium chloride energy saving and consumption reduction spray drying system has following advantage when using:
1. the tail gas outlet of the spray drying tower is connected with the cyclone separator, so that the dust amount of the tail gas is reduced, powder discharged from the dust remover is sent back to the drying tower for utilization, and the material utilization rate is improved.
2. The tail gas outlet of the cyclone separator is connected with the concentration tower, the temperature of the tail gas outlet of the cyclone separator is 60-85 ℃, the tail gas of the cyclone separator is used for concentrating the polyaluminium solution, the concentration of the polyaluminium liquid is improved, the amount of the polyaluminium micro-dust in the tail gas is reduced, the air outlet temperature of the tail gas is reduced, and the energy utilization rate is improved.
3. The tail gas outlet of the concentration tower passes through the secondary dedusting system, the content of the polymeric aluminum dust in the tail gas is low, and meanwhile, the liquid of the secondary dedusting system can be absorbed by soda ash liquid, so that the method can be used as a raw material for liquid production.
4. After the material of cyclone bottom sent into spray drying tower bottom through the second fan, the material formed secondary cyclone in secondary cyclone separation hopper and dried, improved spray drying's efficiency and the bulk density of powder, can hold more materials in the unit volume, the transportation of being convenient for.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and the detailed description of the present invention is a well-known technology.
Claims (5)
1. The utility model provides a polyaluminium chloride energy saving and consumption reduction spray drying system, includes the spray drying tower, characterized by: a hot air system is arranged on the spray drying tower, an atomizing device of the spray drying tower is connected with a liquid pool through a first water pipe, a tail gas outlet of the spray drying tower is connected with an inlet of a cyclone separator through a first air pipe, a material outlet of the cyclone separator is connected with the lower part of the spray drying tower through a second air pipe, a tail gas outlet of the cyclone separator is connected with a concentration tower through a third air pipe, a tail gas outlet of the concentration tower is connected with a secondary dust removal system, and a second water pipe and a third water pipe are arranged between the concentration tower and the liquid pool; a first water delivery pump is arranged on the first water pipe, a second water suction pump is arranged on the second water pipe, a third water delivery pump is arranged on the third water pipe, a second air pipe is provided with a second fan, and the second fan is arranged at the lower part of the cyclone separator; and a first circulating pump is arranged outside the concentration tower.
2. The energy-saving and consumption-reducing spray drying system for the polymeric aluminum as claimed in claim 1, wherein: the hot air system comprises an air feeder, an air distribution box and a hot air furnace which are sequentially connected, and an air outlet of the hot air furnace is communicated with the spray drying tower.
3. The energy-saving consumption-reducing spray drying system for the polymeric aluminum as claimed in any one of claims 1 to 2, wherein: the secondary dust removal system comprises two water spraying dust removal systems connected in series, and a third fan is arranged between the two water spraying dust removal systems.
4. The energy-saving and consumption-reducing spray drying system for the polymeric aluminum as claimed in claim 3, wherein: and a liquid circulating pump is arranged outside the water spraying and dedusting system.
5. The energy-saving and consumption-reducing spray drying system for the polymeric aluminum as claimed in claim 4, wherein: the bottom of the spray drying tower is provided with a secondary cyclone separation hopper, and the secondary cyclone separation hopper comprises a cylindrical feeding hopper wall and an inverted conical discharging hopper wall which are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170220.7U CN209900734U (en) | 2019-01-31 | 2019-01-31 | Energy-saving consumption-reducing spray drying system for polymeric aluminum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170220.7U CN209900734U (en) | 2019-01-31 | 2019-01-31 | Energy-saving consumption-reducing spray drying system for polymeric aluminum |
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| Publication Number | Publication Date |
|---|---|
| CN209900734U true CN209900734U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920170220.7U Active CN209900734U (en) | 2019-01-31 | 2019-01-31 | Energy-saving consumption-reducing spray drying system for polymeric aluminum |
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| CN (1) | CN209900734U (en) |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 262737 Lingang chemical industry park, Binhai Economic Development Zone, Weifang City, Shandong Province Patentee after: Shandong Menjie New Materials Co.,Ltd. Address before: No. 00541 Weitan Street, Green Chemical Park, Binhai Economic Development Zone, Weifang City, Shandong Province, 262737 Patentee before: Weifang Menjie Chemical Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Spray drying system for energy saving and consumption reduction of polyaluminum Effective date of registration: 20230607 Granted publication date: 20200107 Pledgee: Binhai Sub Branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Menjie New Materials Co.,Ltd. Registration number: Y2023980043095 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |