CN209333224U - Aluminium polychloride production evaporation and concentration spray drying system - Google Patents
Aluminium polychloride production evaporation and concentration spray drying system Download PDFInfo
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- CN209333224U CN209333224U CN201822198647.6U CN201822198647U CN209333224U CN 209333224 U CN209333224 U CN 209333224U CN 201822198647 U CN201822198647 U CN 201822198647U CN 209333224 U CN209333224 U CN 209333224U
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Abstract
The utility model relates to a kind of aluminium polychlorides to produce with evaporation and concentration spray drying system, including spray drying tower, second level spraying dust removal tower, feed liquid collecting tank, whirlwind collector, pressure fan, heating furnace, air-introduced machine, secondary cycle pump, feeding engine and evaporation concentration system, the evaporation concentration system is economic benefits and social benefits external circulation evaporation system, the utility model is setting evaporation concentration system, concentration is evaporated in 40% or so polymeric aluminum chlorides solution to concentration using steam, the concentration of polymeric aluminum chlorides solution is promoted to 50% or so, then spray drying treatment is carried out in the polymeric aluminum chlorides solution to concentration 50% or so, to reach the production efficiency for improving solid polyaluminium chloride, reduce production cost, improve the purpose of yield.
Description
Technical field
The utility model relates to aluminium polychloride production equipment technologies, and in particular to a kind of aluminium polychloride production use
It is concentrated by evaporation spray drying system.
Background technique
Aluminium polychloride is a kind of Novel water-purifying material, is inorganic polymer coagulant, and be called poly-aluminium for short, in water
Colloid and particulate matter have height charge neutrality and bridge linking effect, and can strongly remove micro- Toxic and heavy metal ion, and character is steady
It is fixed.Due to the polymerization of the bridging action and multivalent anions of hydroxide ion, the aluminium polychloride produced is opposite
Molecular mass is larger, the higher inorganic polymer water treatment agent of charge.Solid-state and two kinds of liquid can be morphologically divided into again.
Solid is divided into sepia, ecru, golden yellow and white by color is different again, liquid can be rendered as it is colorless and transparent, yellowish,
It is light yellow to yellowish-brown, the aluminium polychloride of different colours also has biggish difference in application and production technology.
Currently, the method for generalling use spray drying for solid aluminium polychloride produces, it is that concentration exists
40% or so polymeric aluminum chlorides solution, is sent directly into spray drying tower drying, and the exhaust temperature after spray drying tower is dry exists
120 DEG C or so, the direct emission after water spray gas wash tower spraying and dedusting, such production method, in the tail gas after spray drying
Heat largely wasted, energy consumption is serious, moreover, concentration is dry in 40% or so polymeric aluminum chlorides solution Direct spraying
Dry, the annual output for obtaining solid polyaluminium chloride is acted at 10,000 tons, and production efficiency is low, and production cost is higher.
Utility model content
In conclusion it is raw that the utility model provides a kind of aluminium polychloride in order to overcome the shortcomings of prior art problem
It produces with spray drying system is concentrated by evaporation, it is setting evaporation concentration system, the polymerization chlorine using steam to concentration 40% or so
Change aluminum solutions and be evaporated concentration, the concentration of polymeric aluminum chlorides solution is promoted to 50% or so, then to concentration 50% or so
Polymeric aluminum chlorides solution carry out spray drying treatment, thus reach improve solid polyaluminium chloride production efficiency, reduce life
Cost is produced, the purpose of yield is improved.
In order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of aluminium polychloride production evaporation and concentration spray drying system, in which: sprayed including spray drying tower, second level
Gas wash tower, feed liquid collecting tank, whirlwind collector, pressure fan, heating furnace, air-introduced machine, secondary cycle pump, feeding engine and evaporation and concentration
System, the evaporation concentration system are economic benefits and social benefits external circulation evaporation system, including an effect heater, 1st effective evaporator, two effects add
Hot device, 2nd effect evaporator and condenser, the feed inlet connection polymeric aluminum chlorides solution source of the 1st effective evaporator, described one
Imitate the feed inlet of the one effect heater of discharge port connection of evaporator and the feed inlet of 2nd effect evaporator, the discharge port of an effect heater
It is connected to the recycle feed mouth of 1st effective evaporator, the air inlet of an effect heater is connected to vapour source, an effect heating
Discharge gate, the air inlet of the two effect heater of gas outlet connection of the 1st effective evaporator is arranged in device lower end, and two effects are steamed
Send out the feed inlet of the two effect heater of discharge port connection of device, the recycle feed of the discharge port connection 2nd effect evaporator of two effect heaters
Mouthful, discharge gate is arranged in two effect heater lower ends, and the air inlet of the gas outlet connection condenser of the 2nd effect evaporator is described
The condensation-water drain of condenser is connected to condenser pump, and the evacuation port of the condenser is connected to vacuum pump, an effect heater
Discharge gate and the discharge gates of two effect heaters be connected to the feed inlet of charging pump, the connection of the discharge port of the charging pump is expected
The feed inlet of liquid collecting tank, the discharge port of the feed liquid collecting tank are connected to the feed inlet of spray drying tower, institute by feeding engine
The air inlet for the spray drying tower stated is connected to the gas outlet of heating furnace, and the air inlet of heating furnace is connected to pressure fan, described
The air inlet of the discharge port connection whirlwind collector of spray drying tower, solid polymerization chlorination is arranged in the whirlwind collector lower end
The gas outlet of aluminium rewinding mouth, the setting of whirlwind collector upper end is connected to the air inlet of air-introduced machine, the gas outlet of the air-introduced machine
It is connected to the air inlet connection of second level spraying dust removal tower, the spray inlet of second level spraying dust removal tower is connected to water supply, second level spray
The discharge port for drenching gas wash tower is pumped by secondary cycle to be connected to the circulation inlet of second level spraying dust removal tower, the second level spray
The gas outlet of gas wash tower is connected to atmosphere.
Further, level-one spraying dust removal tower, level-one spray are provided between the air-introduced machine and second level spraying dust removal tower
The air inlet of gas wash tower is connected to the gas outlet of air-introduced machine, the gas outlet connection second level spraying dust removal tower of level-one spraying dust removal tower
The spray inlet of air inlet, level-one spraying dust removal tower is connected to polymeric aluminum chlorides solution source, the discharging of level-one spraying dust removal tower
Mouth is connected to the feed inlet of 1st effective evaporator, and the discharge port of the level-one spraying dust removal tower passes through primary cycle pump and sprays with level-one
Drench the circulation inlet connection of gas wash tower.
Further, the whirlwind collector includes two whirlwind rewinding towers, and two whirlwind rewinding tower parallel connections are set
It sets, the air inlet of two whirlwind rewinding towers is connected to the discharge port of spray drying tower, and the gas outlet of two whirlwind rewinding towers is equal
It is connected to the air inlet of air-introduced machine, two whirlwind rewinding tower lower ends are provided with solid polyaluminium chloride rewinding mouth.
Further, feed valve, the feeding engine are provided on the pipeline that the feed liquid collecting tank is connected to feeding engine
Control valve, the secondary cycle pump and second level spraying dust removal tower are provided on the pipeline being connected to the feed inlet of spray drying tower
Circulation inlet connection pipeline on be provided with secondary cycle control valve.
Further, an effect is provided on the pipeline that the discharge gate of an effect heater is connected to the feed inlet of charging pump
Blow-off valve is provided with two effect blow-off valves on the pipeline that is connected to the feed inlet of charging pump of discharge gates of two effect heaters, described
Inlet valve is provided at the feed inlet of charging pump.
Further, it is provided on the pipeline that the discharge port of the 1st effective evaporator is connected to the feed inlet of 2nd effect evaporator
Two effect inlet valves.
Further, it is set on the pipeline that the discharge port of level-one spraying dust removal tower is connected to the feed inlet of 1st effective evaporator
It is equipped with inlet valve.
Further, it is provided on the pipeline that primary cycle pump is connected to the circulation inlet of level-one spraying dust removal tower
Primary cycle control valve.
The utility model has the following beneficial effects:
1, the utility model is setting evaporation concentration system, molten in 40% or so aluminium polychloride to concentration using steam
Liquid is evaporated concentration, and the concentration of polymeric aluminum chlorides solution is promoted to 50% or so, then in the polymerization to concentration 50% or so
Liquor alumini chloridi carries out spray drying treatment, to reach the production efficiency for improving solid polyaluminium chloride, reduces production cost,
Improve the purpose of yield.
2, the tail gas after spray drying is sent into level-one spraying and dedusting by the setting of the level-one spraying dust removal tower of the utility model
Tower, while the polymeric aluminum chlorides solution that concentration is 40% or so is passed through into level-one spraying dust removal tower, using waste heat from tail gas to polymerization
Liquor alumini chloridi is evaporated concentration, i.e. recycling waste heat from tail gas, energy saving, the polymerization after waste heat from tail gas is concentrated by evaporation
Liquor alumini chloridi enters economic benefits and social benefits external circulation evaporation system, is evaporated concentration, energy again to polymeric aluminum chlorides solution using steam
The concentration for enough further increasing polymeric aluminum chlorides solution improves the production efficiency of solid polyaluminium chloride, reduces production cost, mentions
The purpose of high yield.
3, second level spraying dust removal tower is arranged in the utility model, and the tail gas after level-one spraying dust removal tower recycles heat enters two
Grade spraying dust removal tower, is passed through tap water in second level spraying dust removal tower, after carrying out secondary spraying dedusting to tail gas using tap water, tail
Gas arranges Xiang great Qi, and heat and dust are absorbed in tail gas, will not pollute to atmosphere, energy-saving and emission-reduction.
4, the evaporation concentration system of the utility model uses economic benefits and social benefits external circulation evaporation system, realizes that an effect adds by vacuum pump
Vacuum in hot device, 1st effective evaporator, two effect heaters and 2nd effect evaporator and pipeline, and, due to the outlet of 2nd effect evaporator
Mouth is connected to the air inlet of condenser, and the evacuation port of condenser is connected to vacuum pump, then vacuum pump is close apart from 2nd effect evaporator, distance
1st effective evaporator is remote, then pressure difference is formed between 1st effective evaporator and 2nd effect evaporator, and 1st effective evaporator and one are imitated in heater
The polymeric aluminum chlorides solution of circulation can be directly entered in 2nd effect evaporator under the action of pressure difference, be imitated in 2nd effect evaporator and two
Circulating and evaporating is formed between heater, is not necessarily to power.
5, the evaporation concentration system of the utility model uses economic benefits and social benefits external circulation evaporation system, the high-temperature steam as heating source
Into in an effect heater, polymeric aluminum chlorides solution enters after 1st effective evaporator in an effect heater, and high-temperature steam is passed through
In polymeric aluminum chlorides solution, make polymeric aluminum chlorides solution boil to form bubble under the action of high temperature steam, makes an effect heater
Interior pressure increases to form pressure difference, under vacuum conditions, makes polymeric aluminum chlorides solution between an effect heater and 1st effective evaporator
Circulating and evaporating, no setting is required power.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is another structural schematic diagram of the utility model.
Specific embodiment
The utility model will be further described in detail below with reference to the accompanying drawings and embodiments.
Embodiment one
As shown in Figure 1, a kind of aluminium polychloride production evaporation and concentration spray drying system, including spray drying tower 1, two
Grade spraying dust removal tower 3, whirlwind collector 5, pressure fan 6, heating furnace 7, air-introduced machine 8, secondary cycle pump 10, is sent feed liquid collecting tank 4
Material pump 11 and evaporation concentration system, the evaporation concentration system are economic benefits and social benefits external circulation evaporation system, including an effect heater 19,
1st effective evaporator 20, two imitates heater 21,2nd effect evaporator 22 and condenser 23, and the feed inlet of the 1st effective evaporator 20 connects
Logical polymeric aluminum chlorides solution source 12, the feed inlet and two effects of the one effect heater 19 of discharge port connection of the 1st effective evaporator 20
The feed inlet of evaporator 22 is provided on the pipeline that the discharge port of 1st effective evaporator 20 is connected to the feed inlet of 2nd effect evaporator 22
Two effect inlet valves 28, the recycle feed mouth of the discharge port connection 1st effective evaporator 20 of an effect heater 19, an effect heating
The air inlet of device 19 is connected to vapour source 31, and discharge gate, the 1st effective evaporator 20 is arranged in effect 19 lower end of heater
Two effect heaters 21 of gas outlet connection air inlets, the two effect heaters 21 of discharge port connection of the 2nd effect evaporator 22
Feed inlet, the recycle feed mouth of the discharge port connection 2nd effect evaporator 22 of two effect heaters 21, two effect 21 lower end of heater settings
Discharge gate, the air inlet of the gas outlet connection condenser 23 of the 2nd effect evaporator 22, the condensed water of the condenser 23
Outlet condenser pump 30, the evacuation port of the condenser 23 are connected to vacuum pump 29, the discharge of an effect heater 19
The discharge gate of mouth and two effect heaters 21 is connected to the feed inlet of charging pump 24, the discharge gate and charging pump of an effect heater 19
An effect blow-off valve 25, the charging of the discharge gate and charging pump 24 of two effect heaters 21 are provided on the pipeline of 24 feed inlet connection
Two effect blow-off valves 26 are provided on the pipeline of mouth connection, inlet valve 27 is provided at the feed inlet of the charging pump 24, it is described
Charging pump 24 discharge port connection feed liquid collecting tank 4 feed inlet, the discharge port of the feed liquid collecting tank 4 passes through feeding engine
11 are connected to the feed inlet of spray drying towers 1, are provided with feed valve 15, institute on the pipeline that feed liquid collecting tank 4 is connected to feeding engine 11
Control valve 16, the spray drying tower 1 are provided on the pipeline that the feeding engine 11 stated is connected to the feed inlet of spray drying tower 1
Air inlet be connected to the gas outlet of heating furnace 7, the air inlet of heating furnace 7 is connected to pressure fan 6, the spray drying tower 1
Discharge port connection whirlwind collector 5 air inlet, solid polyaluminium chloride rewinding is arranged in 5 lower end of whirlwind collector
Mouthful, the gas outlet of 5 upper end of whirlwind collector setting is connected to the air inlet of air-introduced machine 8, the gas outlet connection of the air-introduced machine 8
The air inlet of second level spraying dust removal tower 3 is connected to, and the spray inlet of second level spraying dust removal tower 3 is connected to water supply 13, second level spray
The discharge port for drenching gas wash tower 3 is connected to by secondary cycle pump 10 with the circulation inlet of second level spraying dust removal tower 3, secondary cycle pump
Secondary cycle control valve 18, the second level are provided on 10 pipelines being connected to the circulation inlet of second level spraying dust removal tower 3
The gas outlet of spraying dust removal tower 3 is connected to atmosphere.
The whirlwind collector 5 includes two whirlwind rewinding towers 51, and two whirlwind rewinding towers 51 are arranged in parallel,
The air inlet of two whirlwind rewinding towers 51 is connected to the discharge port of spray drying tower 1, the gas outlet of two whirlwind rewinding towers 51
It is connected to the air inlet of air-introduced machine 8, two 51 lower ends of whirlwind rewinding tower are provided with solid polyaluminium chloride rewinding mouth.
In use, the polymeric aluminum chlorides solution that concentration is 40% or so enters from the feed inlet of 1st effective evaporator 20, high temperature steams
Vapour enters from the air inlet of an effect heater 19, and starting vacuum pump 29 extracts vacuum, and polymeric aluminum chlorides solution is from 1st effective evaporator
20 discharge port enters the feed inlet of an effect heater 19, and high-temperature steam is passed through in polymeric aluminum chlorides solution, generates its boiling
Bubble, under vacuum and differential pressure action, bubble carries the discharge port outflow of polymeric aluminum chlorides solution from an effect heater 19, from one
The recycle feed mouth of effect evaporator 20 is again introduced into 1st effective evaporator 20, is thusly-formed circulating-heating evaporation, and aluminium polychloride is molten
Moisture evaporation in liquid, polymeric aluminum chlorides solution is by initial concentration.Two effect inlet valves 28 are opened, are imitated in 1st effective evaporator 20 and two
Under the action of pressure difference between evaporator 22, the polymeric aluminum chlorides solution in 1st effective evaporator 20 is laggard through two effect inlet valves 28
Enter in 2nd effect evaporator 22, the steam that 1st effective evaporator 20 is isolated enters two effect heaters from the air inlet of two effect heaters 21
In 21, polymeric aluminum chlorides solution enters in two effect heaters 21 from the outflow of the discharge port of 2nd effect evaporator 22,1st effective evaporator 20
The steam isolated heats the polymeric aluminum chlorides solution in two effect heaters 21 again, makes its boiling, makees in vacuum and pressure difference
Under, polymeric aluminum chlorides solution is formed between two effect heaters 21 and 2nd effect evaporator 22 and is recycled, and 2nd effect evaporator 22 is discharged
Steam enter condenser 23, be condensed in condenser 23, condensed water is discharged by condenser pump 30, and incondensable gas is from condensation
The evacuation port of device 23 is discharged under the action of vacuum pump 29.The polymeric aluminum chlorides solution that concentration is 40% or so, which is evaporated, to be concentrated into
Concentration is 50% or so.
It opens an effect blow-off valve 25, two and imitates blow-off valve 26, the starting charging pump 24 of inlet valve 27, evaporated through evaporation concentration system
Polymeric aluminum chlorides solution after concentration is admitted to the storage of feed liquid collecting tank 4.Then, feed valve 15, feeding engine 11 and control are opened
Valve 16 starts pressure fan 6 and heating furnace 7, and the concentrate solution in feed liquid collecting tank 4 enters spraying dry under the action of feeding engine 11
Air after heating is sent into the air inlet of spray drying tower 1 by the feed inlet of dry tower 1, pressure fan 6, and concentrate solution is by hot-air mist
The solid polyaluminium chloride of dry powdering, starts air-introduced machine 8, the solid polymerization of powdery under the action of air-introduced machine 8 after changing
Aluminium chloride enters 5 rewinding of whirlwind collector, and rewinding, tail gas is discharged from 5 lower end discharge port of whirlwind collector in solid polyaluminium chloride
It is discharged from the gas outlet of 5 upper end of whirlwind collector, second level spraying dust removal tower 3 is entered under the action of air inlet fan, starting second level is followed
Ring pump 10 and secondary cycle control valve 18, tap water circulated sprinkling in second level spraying dust removal tower 3, tail under the action of tap water
Gas is absorbed heat and dust heel row to atmosphere.
The evaporation concentration system that the present embodiment uses makes 40% or so polymeric aluminum chlorides solution be concentrated into 50% or so, then into
Row spray drying tower is dry.Under conditions of consuming the same energy, can by solid polyaluminium chloride yield from 35 tons or so/
It is promoted to 55 tons or so/day, can effectively improve the yield of solid polyaluminium chloride, and evaporation concentration system of the invention
Less energy-consuming, operating cost is low, and the present invention, which can effectively improve yield, reduces cost, improves the performance of enterprises.
Embodiment two
As shown in Fig. 2, repeating embodiment one, there is following difference: being arranged between air-introduced machine 8 and second level spraying dust removal tower 3
There is level-one spraying dust removal tower 2, the air inlet of level-one spraying dust removal tower 2 is connected to the gas outlet of air-introduced machine 8, level-one spraying dust removal tower
The air inlet of 2 gas outlet connection second level spraying dust removal tower 3, the spray inlet and aluminium polychloride of level-one spraying dust removal tower 2
Source of solvent 12 is connected to, and the discharge port of level-one spraying dust removal tower 2 is connected to the feed inlet of 1st effective evaporator 20, level-one spraying dust removal tower
Inlet valve 14, the level-one spraying and dedusting are provided on the pipeline that 2 discharge port is connected to the feed inlet of 1st effective evaporator 20
The discharge port of tower 2 is connected to by primary cycle pump 9 with the circulation inlet of level-one spraying dust removal tower 2, primary cycle pump 9 and level-one
Primary cycle control valve 17 is provided on the pipeline of the circulation inlet connection of spraying dust removal tower 2.
In use, concentration be 40% or so polymeric aluminum chlorides solution from the spray inlet of level-one spraying dust removal tower 2 into
Enter, starting primary cycle pump 9 and primary cycle control valve 17, polymeric aluminum chlorides solution recycles in level-one spraying dust removal tower 2, right
Tail gas into level-one spraying dust removal tower 2 carries out spraying and dedusting processing, and the heat in tail gas is absorbed by polymeric aluminum chlorides solution, tail
Dust in gas is equally absorbed by polymeric aluminum chlorides solution, and polymeric aluminum chlorides solution is evaporated concentration, poly- after being concentrated by evaporation
It closes liquor alumini chloridi and enters back into evaporation concentration system, be concentrated by evaporation again by high-temperature steam, tail gas is in level-one spraying dust removal tower 2
Entered second level spraying dust removal tower 3 after spray-absorption, is absorbed heat and dust heel row again under the action of tap water to big
Gas.
The present embodiment increases level-one spraying dust removal tower 2 compared with embodiment one, is absorbed using level-one spraying dust removal tower 2
Heat and dust in tail gas are concentrated by evaporation polymeric aluminum chlorides solution using the heat for the first time, to realize that waste heat returns
Receive purpose, energy-saving and emission-reduction.
It should be noted that embodiment described above be to the illustrative and not limiting of technical solutions of the utility model, it is affiliated
The equivalent replacement of technical field those of ordinary skill or the other modifications made according to the prior art, as long as unpractical beyond this
The thinking and range of new technique scheme, should be included within interest field required by the utility model.
Claims (8)
1. a kind of production of aluminium polychloride is with being concentrated by evaporation spray drying system, it is characterised in that: including spray drying tower (1),
Second level spraying dust removal tower (3), feed liquid collecting tank (4), whirlwind collector (5), pressure fan (6), heating furnace (7), air-introduced machine (8),
Secondary cycle pumps (10), feeding engine (11) and evaporation concentration system, and the evaporation concentration system is economic benefits and social benefits external circulation evaporation system
System, including effect heater (19), 1st effective evaporator (20), two effects heater (21), 2nd effect evaporator (22) and condenser
(23), the feed inlet of the 1st effective evaporator (20) is connected to polymeric aluminum chlorides solution source (12), the 1st effective evaporator
(20) feed inlet of one effect heater (19) of discharge port connection and the feed inlet of 2nd effect evaporator (22), effect heater (19)
Discharge port connection 1st effective evaporator (20) recycle feed mouth, the air inlet of described effect heater (19) is connected to vapour source
(31), discharge gate, two effect of gas outlet connection of the 1st effective evaporator (20) is arranged in effect heater (19) lower end
The air inlet of heater (21), the feed inlet of two effect heater (21) of discharge port connection of the 2nd effect evaporator (22), two
The recycle feed mouth of discharge port connection 2nd effect evaporator (22) of heater (21) is imitated, discharge is arranged in two effect heater (21) lower ends
Mouthful, the air inlet of gas outlet connection condenser (23) of the 2nd effect evaporator (22), the condensation of the condenser (23)
Water out is connected to condenser pump (30), and the evacuation port of the condenser (23) is connected to vacuum pump (29), an effect heater
(19) discharge gate of discharge gate and two effects heater (21) is connected to the feed inlet of charging pump (24), the charging pump
(24) feed inlet of discharge port connection feed liquid collecting tank (4), the discharge port of the feed liquid collecting tank (4) pass through feeding engine
(11) feed inlet of spray drying tower (1), the air inlet of the spray drying tower (1) and the gas outlet of heating furnace (7) are connected to
Connection, the air inlet of heating furnace (7) are connected to pressure fan (6), and the discharge port of the spray drying tower (1) is connected to whirlwind rewinding
The air inlet of device (5), whirlwind collector (5) lower end are arranged solid polyaluminium chloride rewinding mouth, on whirlwind collector (5)
The gas outlet of end setting is connected to the air inlet of air-introduced machine (8), and the gas outlet of the air-introduced machine (8) is connected to second level spraying and dedusting
The air inlet of tower (3) is connected to, and the spray inlet of second level spraying dust removal tower (3) is connected to water supply (13), second level spraying and dedusting
The discharge port of tower (3) is connected to by secondary cycle pump (10) with the circulation inlet of second level spraying dust removal tower (3), the second level
The gas outlet of spraying dust removal tower (3) is connected to atmosphere.
2. aluminium polychloride production evaporation and concentration spray drying system according to claim 1, it is characterised in that: described
Air-introduced machine (8) and second level spraying dust removal tower (3) between be provided with level-one spraying dust removal tower (2), level-one spraying dust removal tower (2)
Air inlet is connected to the gas outlet of air-introduced machine (8), and the gas outlet of level-one spraying dust removal tower (2) is connected to second level spraying dust removal tower (3)
Air inlet, the spray inlet of level-one spraying dust removal tower (2) is connected to polymeric aluminum chlorides solution source (12), level-one spraying and dedusting
The discharge port of tower (2) is connected to the feed inlet of 1st effective evaporator (20), and the discharge port of the level-one spraying dust removal tower (2) passes through
Primary cycle pump (9) is connected to the circulation inlet of level-one spraying dust removal tower (2).
3. aluminium polychloride production evaporation and concentration spray drying system according to claim 1, it is characterised in that: described
Whirlwind collector (5) include two whirlwind rewinding towers (51), two whirlwind rewinding towers (51) are arranged in parallel, two rotations
The air inlet of wind rewinding tower (51) is connected to the discharge port of spray drying tower (1), the gas outlet of two whirlwind rewinding towers (51)
It is connected to the air inlet of air-introduced machine (8), two whirlwind rewinding tower (51) lower ends are provided with solid polyaluminium chloride rewinding mouth.
4. aluminium polychloride production evaporation and concentration spray drying system according to claim 1, it is characterised in that: described
The pipeline that is connected to feeding engine (11) of feed liquid collecting tank (4) on be provided with feed valve (15), the feeding engine (11) and spray
It is provided with control valve (16) on the pipeline of the feed inlet connection of mist drying tower (1), the secondary cycle pump (10) and second level are sprayed
Secondary cycle control valve (18) are provided on the pipeline of the circulation inlet connection of leaching gas wash tower (3).
5. aluminium polychloride production evaporation and concentration spray drying system according to claim 1, it is characterised in that: described
Effect heater (19) the pipeline that is connected to the feed inlet of charging pump (24) of discharge gate on be provided with an effect blow-off valve (25),
Two effect blow-off valves (26), institute are provided on the pipeline that the discharge gate of two effects heater (21) is connected to the feed inlet of charging pump (24)
Inlet valve (27) are provided at the feed inlet for the charging pump (24) stated.
6. aluminium polychloride production evaporation and concentration spray drying system according to claim 1, it is characterised in that: described
1st effective evaporator (20) the pipeline that is connected to the feed inlet of 2nd effect evaporator (22) of discharge port on be provided with two effect inlet valves
(28).
7. aluminium polychloride production evaporation and concentration spray drying system according to claim 2, it is characterised in that: described
Level-one spraying dust removal tower (2) the pipeline that is connected to the feed inlet of 1st effective evaporator (20) of discharge port on be provided with inlet valve
(14).
8. aluminium polychloride production evaporation and concentration spray drying system according to claim 2, it is characterised in that: described
Primary cycle pump (9) pipeline for being connected to the circulation inlet of level-one spraying dust removal tower (2) on be provided with primary cycle control
Valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822198647.6U CN209333224U (en) | 2018-12-26 | 2018-12-26 | Aluminium polychloride production evaporation and concentration spray drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822198647.6U CN209333224U (en) | 2018-12-26 | 2018-12-26 | Aluminium polychloride production evaporation and concentration spray drying system |
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| Publication Number | Publication Date |
|---|---|
| CN209333224U true CN209333224U (en) | 2019-09-03 |
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ID=67759124
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| CN201822198647.6U Active CN209333224U (en) | 2018-12-26 | 2018-12-26 | Aluminium polychloride production evaporation and concentration spray drying system |
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| CN (1) | CN209333224U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381879A (en) * | 2018-12-26 | 2019-02-26 | 郑州博大浓缩干燥设备有限公司 | Aluminium polychloride production evaporation and concentration spray drying system |
| CN113860331A (en) * | 2021-11-02 | 2021-12-31 | 浙江大洋生物科技集团股份有限公司 | Method for synthesizing high-activity potassium fluoride and co-producing sodium fluoride by using waste liquid as raw material |
-
2018
- 2018-12-26 CN CN201822198647.6U patent/CN209333224U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381879A (en) * | 2018-12-26 | 2019-02-26 | 郑州博大浓缩干燥设备有限公司 | Aluminium polychloride production evaporation and concentration spray drying system |
| CN113860331A (en) * | 2021-11-02 | 2021-12-31 | 浙江大洋生物科技集团股份有限公司 | Method for synthesizing high-activity potassium fluoride and co-producing sodium fluoride by using waste liquid as raw material |
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