CN116239135B - Aluminum chloride crystallization process with pretreatment feeding equipment - Google Patents
Aluminum chloride crystallization process with pretreatment feeding equipment Download PDFInfo
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- CN116239135B CN116239135B CN202310237254.4A CN202310237254A CN116239135B CN 116239135 B CN116239135 B CN 116239135B CN 202310237254 A CN202310237254 A CN 202310237254A CN 116239135 B CN116239135 B CN 116239135B
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- stirring
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- 238000002425 crystallisation Methods 0.000 title claims abstract description 105
- 230000008025 crystallization Effects 0.000 title claims abstract description 105
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003756 stirring Methods 0.000 claims abstract description 58
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000000746 purification Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 230000004927 fusion Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000004220 aggregation Methods 0.000 abstract description 4
- 230000002776 aggregation Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000010413 mother solution Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013632 covalent dimer Substances 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012454 non-polar solvent Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/56—Chlorides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/02—Crystallisation from solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses an aluminum chloride crystallization process with pretreatment feeding equipment, which comprises a stirring kettle and a crystallization kettle, wherein a driving motor is arranged at the middle position of the top of the stirring kettle, the output end of the driving motor extends to the inside of the stirring kettle and is provided with a second stirring shaft, stirring blades are arranged on two sides of the second stirring shaft, feeding holes are formed in the tops of two sides of the stirring kettle, and a booster pump is arranged at the bottoms of two sides of the stirring kettle. According to the invention, the filter assembly is arranged between the booster pump and the guide pipe, so that the filter screen in the filter assembly is used for filtering conveyed solution, impurities insoluble in hydrochloric acid in the solution can be effectively removed and filtered, the filter screen is v-shaped, aggregation and collection of the impurities can be facilitated, after the filter screen is used for a period of time, the second sleeve can be pushed into the first sleeve, the second sleeve is separated from the output end of the booster pump, the first sleeve is lifted upwards and taken out from the installation groove, and the disassembly of the filter assembly and the cleaning of the filter screen are completed.
Description
Technical Field
The invention relates to the technical field of aluminum chloride crystallization, in particular to an aluminum chloride crystallization process with pretreatment feeding equipment.
Background
Aluminum chloride is an inorganic substance, the chemical formula of which is AlCl3, and is a compound of chlorine and aluminum. Aluminum chloride has very low melting point and boiling point, can sublimate, is a covalent compound, is not easy to conduct, is colorless transparent crystal or white and slightly yellowish crystalline powder, exists in covalent dimer molecular form when being dissolved in nonpolar solvent or in a molten state, can be dissolved in water and a plurality of organic solvents, is acidic, has strong hydrochloric acid smell, is light yellow in industrial products, is easy to dissolve in water, alcohol, chloroform and carbon tetrachloride, is slightly dissolved in benzene, and is completely dissociated in the aqueous solution of aluminum chloride, thus being a good conductor.
The current crystallization equipment for aluminum chloride production has the following problems:
1. after the acid water and aluminum are poured into the stirring kettle to react and melt, the mother solution after the reaction is required to be transferred into the crystallization bin, but impurities insoluble in the solution are mixed in the middle when the mother solution is transferred into the crystallization bin, and the impurities pollute the subsequent crystallization.
2. Meanwhile, when the solution is evaporated and crystallized, the solution is evaporated and crystallized in a fixed container, the area of the solution in the container is not changed, the evaporation time is long, and the energy consumption is high.
3. Meanwhile, when evaporation is carried out, a great amount of hydrogen chloride gas generated by the evaporation can be generated, if the treatment is not timely, the leakage of the hydrogen chloride gas can be caused, the hydrogen chloride gas is discharged out of the outside, and the operator can inhale the hydrogen chloride gas to cause physical damage.
4. When carrying out the fusion reaction to hydrochloric acid and aluminium at stirred tank, can produce a large amount of hydrogen, if untimely collecting hydrogen, wantonly discharge the external world with hydrogen, can take place serious conflagration when the hydrogen in the indoor environment reaches certain concentration.
Disclosure of Invention
The invention aims to provide an aluminum chloride crystallization process with pretreatment feeding equipment, so as to solve the related problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an aluminum chloride crystallization process with preliminary treatment charging equipment, includes stirred tank and crystallization kettle, the intermediate position department at stirred tank top is provided with driving motor, driving motor's output extends to the inside of stirred tank and is provided with the second (mixing) shaft, the both sides of second (mixing) shaft are provided with the stirring leaf, the top of stirred tank both sides is provided with the feed inlet, the bottom of stirred tank both sides is provided with the booster pump, the both sides at crystallization kettle top are provided with the honeycomb duct, two sets of the both sides at honeycomb duct top are provided with the mounting groove, two sets of the inside cover of mounting groove is equipped with filter element, the intermediate position department at crystallization kettle top is provided with purification module, the intermediate position department at crystallization kettle back one end top is provided with the fixed plate, the inside rotation of fixed plate is provided with the transmission shaft, transmission shaft top and bottom are provided with second sprocket and incomplete gear respectively, the intermediate position department slip of crystallization kettle back one end both sides is provided with the swing frame, the top of swing frame is provided with the booster pump, the both sides inside the recess are provided with the second rack, the bottom of swing frame is provided with the first rack, the crystallization kettle back is provided with crystallization back face rotation module.
Preferably, the crystallization subassembly includes back shaft, gear, heating storehouse, cardboard, crystallization frame, telescopic link, fixture block and spring, the back shaft is located the intermediate position department of the inside back one end of crystallization kettle, the inside of crystallization kettle is prolonged to back one end of back shaft and is provided with the gear, the back one end of preparing of back shaft is provided with the heating storehouse, the intermediate position department at heating storehouse top is provided with crystallization frame, the bottom of crystallization frame both sides is provided with the fixture block, the both sides slip at heating storehouse top is provided with two sets of telescopic links, two sets of the top of telescopic link is provided with the cardboard, four sets of the outside of telescopic link is all overlapped and is equipped with the spring.
Preferably, the collecting assembly comprises an external thread sleeve, a rubber sealing gasket, a sealing plug, a limiting slide rod, a collecting cylinder, a sealing ring and a rotating rod, wherein the external thread sleeve is located at one end of the top, an internal thread sleeve is connected to the top thread of the external thread sleeve, the sealing ring is arranged at the middle position of the inner side of the internal thread sleeve, the rotating rod is arranged at the middle position of one side of the internal thread sleeve in a rotating mode, the rubber sealing gasket is arranged at one side of the rotating rod, the collecting cylinder is arranged at the top of the internal thread sleeve, the limiting slide rod is arranged at the middle position of the top of the inside of the collecting cylinder in a sliding mode, and the sealing plug is arranged at the bottom of the limiting slide rod.
Preferably, the purification assembly comprises a purification bin, an air outlet pipe, a purification adsorption filter element, a first sprocket and a first stirring shaft, wherein the purification bin is positioned at the top of the crystallization kettle, the first stirring shaft is rotationally arranged at the middle position of the top of the purification bin, the first sprocket is arranged at the top of the outer side of the first stirring shaft, the purification adsorption filter element is arranged at the two sides of the top of the purification bin, the air outlet pipe is arranged at the two sides of the bottom of the inside of the purification bin, and a chain is sleeved at the outer sides of the first sprocket and the second sprocket.
Preferably, the filter component comprises a first sleeve, a supporting ring, a filter screen, a reset spring and a second sleeve, wherein the first sleeve is positioned in the installation groove, the second sleeve is sleeved at the top of the inner part of the first sleeve, the supporting ring is arranged at the middle position of the inner side of the first sleeve, the filter screen is arranged at the bottom of the supporting ring, and the reset springs are arranged at the two sides of the top of the supporting ring.
Preferably, the top outside the second sleeve is provided with a ring, and the top of the first sleeve extends to the inside of the output end of the flow guiding pipe.
Preferably, limit sliding blocks are arranged on two sides of one end of the back of the heating bin, an arc-shaped chute is formed in one end of the back of the inside of the crystallization kettle, and the limit sliding blocks are located in the arc-shaped chute to slide.
Preferably, the bottom of the second stirring shaft extends out of the stirring kettle, and the bottom of the second stirring shaft is fixedly connected with the top of the first stirring shaft.
Preferably, the swing frame is located above a gear, and the gear is meshed with the first rack.
Preferably, a limiting ring is arranged at the bottom of the outer side of the second sleeve, and the top of the return spring is fixedly connected with the second sleeve.
Preferably, one side of one end of the front face of the crystallization kettle is hinged with a bin gate, and one side of the bin gate is provided with a handle.
Compared with the prior art, the invention provides an aluminum chloride crystallization process with pretreatment feeding equipment, which has the following beneficial effects:
1. according to the invention, the filter assembly is arranged between the booster pump and the guide pipe, so that the filter screen in the filter assembly is used for filtering conveyed solution, impurities insoluble in hydrochloric acid in the solution can be effectively removed and filtered, the filter screen is v-shaped, aggregation and collection of the impurities can be facilitated, after the filter screen is used for a period of time, the second sleeve can be pushed into the first sleeve, the second sleeve is separated from the output end of the booster pump, the first sleeve is lifted upwards and taken out from the installation groove, and the disassembly of the filter assembly and the cleaning of the filter screen are completed.
2. According to the invention, the driving motor is used as power, the incomplete gear is finally driven to rotate through a series of transmissions, the incomplete gear rotates in the groove, the swinging frame continuously swings back and forth through the meshing with the two groups of second racks to drive the groove to move, the groove drives the supporting shaft to continuously rotate positively and negatively through the gears, so that the supporting shaft drives the heating bin to continuously swing left and right in the crystallization kettle to drive the crystallization frame to continuously swing, the solution swings in the crystallization frame, the flow of the solution is improved, the solution is heated more fully, the crystallization of the solution is accelerated, and the efficiency is improved.
3. According to the invention, the purifying component is arranged at the top of the crystallization kettle, so that the generated hydrogen chloride gas is directly discharged into the purifying bin through the gas outlet pipe when the crystallization is carried out in the crystallization kettle, and is fused with water in the purifying bin, and meanwhile, the second stirring shaft drives the first stirring shaft to rotate, so that the water can be stirred, and the fusion of the water and the gas is more sufficient.
4. According to the invention, the collection assembly is arranged at the top of the stirring kettle, so that a large amount of generated hydrogen can flow into the collection cylinder through the external thread sleeve and the internal thread sleeve when the reaction is carried out in the stirring kettle, the hydrogen is collected, the gas can push the sealing plug to move upwards in the collection cylinder, and when the sealing plug reaches the top, the rubber sealing gasket can seal the internal thread sleeve, and the internal thread sleeve is taken out from the outer side of the external thread sleeve.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the crystallization kettle of the present invention;
FIG. 3 is a front cross-sectional view of a swing frame of the present invention;
FIG. 4 is a top view of a swing frame of the present invention;
FIG. 5 is a top view of the crystallization assembly of the present invention;
FIG. 6 is an enlarged view of FIG. 1 at A in accordance with the present invention;
FIG. 7 is a front cross-sectional view of a decontamination assembly of the present invention;
FIG. 8 is a front cross-sectional view of a filter assembly of the present invention;
FIG. 9 is a top view of the stirred tank of the present invention;
fig. 10 is a front cross-sectional view of the collection assembly of the present invention.
In the figure: 1. stirring kettle; 2. a crystallization kettle; 3. a crystallization assembly; 301. a support shaft; 302. a gear; 303. a heating bin; 304. a clamping plate; 305. a crystallization frame; 306. a telescopic rod; 307. a clamping block; 308. a spring; 4. a purification assembly; 401. a purifying bin; 402. an air outlet pipe; 403. purifying and adsorbing the filter element; 404. a first sprocket; 405. a first stirring shaft; 5. a second stirring shaft; 6. a driving motor; 7. stirring the leaves; 8. a feed inlet; 9. a filter assembly; 901. a first sleeve; 902. a support ring; 903. a filter screen; 904. a return spring; 905. a second sleeve; 10. a mounting groove; 11. a first rack; 12. a flow guiding pipe; 13. a booster pump; 14. a chain; 15. a swinging frame; 16. a transmission shaft; 17. a second sprocket; 18. a second rack; 19. an incomplete gear; 20. a fixing plate; 21. a groove; 22. a collection assembly; 2201. an externally threaded sleeve; 2202. a rubber gasket; 2203. a sealing plug; 2204. a limit slide bar; 2205. a collection cylinder; 2206. a seal ring; 2207. a rotating lever; 2208. an internally threaded sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention provides the following technical solutions: the utility model provides an aluminium chloride crystallization technology with preliminary treatment charging equipment, including stirred tank 1 and crystallization kettle 2, the intermediate position department at stirred tank 1 top is provided with driving motor 6, driving motor 6's output extends to the inside of stirred tank 1 and is provided with second (mixing) shaft 5, the both sides of second (mixing) shaft 5 are provided with stirring leaf 7, the top of stirred tank 1 both sides is provided with feed inlet 8, the bottom of stirred tank 1 both sides is provided with booster pump 13, the both sides at crystallization kettle 2 top are provided with honeycomb duct 12, the both sides at two sets of honeycomb duct 12 top are provided with mounting groove 10, the inside cover of two sets of mounting groove 10 is equipped with filter component 9, the intermediate position department at crystallization kettle 2 top is provided with purification component 4, the intermediate position department at crystallization kettle 2 back one end top is provided with fixed plate 20, the inside rotation of fixed plate 20 is provided with transmission shaft 16, transmission shaft 16 top and bottom are provided with second sprocket 17 and incomplete gear 19 respectively, the intermediate position department slip of crystallization kettle 2 back one end both sides is provided with swing frame 15, recess 21 has been seted up at the top of swing frame 15, the both sides inside recess 21 are provided with second rack 18, the bottom of swing frame 15 is provided with first crystallization rack 11, the inside one end 3 is provided with crystallization rack 3.
As a preferable scheme of the present embodiment: the crystallization subassembly 3 includes back shaft 301, gear 302, heating storehouse 303, cardboard 304, crystallization frame 305, telescopic link 306, fixture block 307 and spring 308, back shaft 301 is located the intermediate position department of the inside back one end of crystallization kettle 2, the inside of crystallization kettle 2 is prolonged to back one end of back shaft 301 and is provided with gear 302, back one end of back shaft 301 is provided with heating storehouse 303, the intermediate position department at heating storehouse 303 top is provided with crystallization frame 305, the bottom of crystallization frame 305 both sides is provided with fixture block 307, the both sides slip at heating storehouse 303 top is provided with two sets of telescopic link 306, the top of two sets of telescopic link 306 is provided with cardboard 304, the outside of four sets of telescopic link 306 all overlaps and is equipped with spring 308, can rock crystallization frame 305 for solution slides in its inside, accelerate crystallization.
As a preferable scheme of the present embodiment: the purification assembly 4 comprises a purification bin 401, an air outlet pipe 402, a purification adsorption filter element 403, a first chain wheel 404 and a first stirring shaft 405, wherein the purification bin 401 is positioned at the top of the crystallization kettle 2, the first stirring shaft 405 is rotationally arranged at the middle position of the top of the purification bin 401, the first chain wheel 404 is arranged at the top of the outer side of the first stirring shaft 405, the purification adsorption filter element 403 is arranged at the two sides of the top of the purification bin 401, the air outlet pipe 402 is arranged at the two sides of the inner bottom of the purification bin 401, and the chain 14 is sleeved at the outer sides of the first chain wheel 404 and the second chain wheel 17, so that hydrogen chloride gas can be eliminated.
As a preferable scheme of the present embodiment: the filter assembly 9 comprises a first sleeve 901, a support ring 902, a filter screen 903, a reset spring 904 and a second sleeve 905, wherein the first sleeve 901 is positioned in the installation groove 10, the second sleeve 905 is sleeved on the top of the inside of the first sleeve 901, the support ring 902 is arranged at the middle position of the inner side of the first sleeve 901, the filter screen 903 is arranged at the bottom of the support ring 902, and the reset springs 904 are arranged on the two sides of the top of the support ring 902, so that the filtering of impurities in the solution is realized.
As a preferable scheme of the present embodiment: the collection assembly 22 comprises an external thread sleeve 2201, a rubber sealing gasket 2202, a sealing plug 2203, a limit sliding rod 2204, a collection barrel 2205, a sealing ring 2206 and a rotating rod 2207, wherein the external thread sleeve 2201 is positioned at one end of the top of the stirring kettle 1, an internal thread sleeve 2208 is connected to the top of the external thread sleeve 2201 in a threaded manner, the sealing ring 2206 is arranged at the middle position of the inner side of the internal thread sleeve 2208, the rotating rod 2207 is rotatably arranged at the middle position of one side of the internal thread sleeve 2208, the rubber sealing gasket 2202 is arranged at one side of the rotating rod 2207, the collection barrel 2205 is arranged at the top of the internal thread sleeve 2208, the limit sliding rod 2204 is slidably arranged at the middle position of the top of the collection barrel 2205, and the sealing plug 2203 is arranged at the bottom of the limit sliding rod 2204 and can collect hydrogen generated in the stirring kettle 1.
As a preferable scheme of the present embodiment: the top of the outside of second sleeve 905 is provided with the ring, and the top of first sleeve 901 extends to the inside of honeycomb duct 12 output, is convenient for promote second sleeve 905.
As a preferable scheme of the present embodiment: the both sides of heating storehouse 303 back one end are provided with spacing slider, and the arc spout has been seted up to the inside back one end of crystallization kettle 2, and spacing slider is located the inside slip of arc spout for heating storehouse 303 swing is more stable.
As a preferable scheme of the present embodiment: the bottom of second (5) stirring axle extends the inside of stirred tank (1), and the bottom of second (5) stirring axle and the top fixed connection of first (405) stirring axle for second (5) stirring axle provides power for first (405) stirring axle.
As a preferable scheme of the present embodiment: the swinging frame 15 is located above the gear 302, and the gear 302 is meshed with the first rack 11 to drive the gear 302 to rotate in the forward and reverse directions.
As a preferable scheme of the present embodiment: the bottom outside the second sleeve 905 is provided with a stop collar, and the top of reset spring 904 and second sleeve 905 are fixed connection each other, prevent that second sleeve 905 from breaking away from the inside of first sleeve 901.
As a preferable scheme of the present embodiment: one side of the front end of the crystallization kettle 2 is hinged with a bin gate, and one side of the bin gate is provided with a handle, so that the crystallization frame 305 can be conveniently taken out.
Embodiment 1, as shown in fig. 8, the filter screen 903 in the filter assembly 9 filters the transported solution, so that impurities insoluble in hydrochloric acid in the solution can be effectively removed and filtered, the filter screen 903 is v-shaped, the aggregation and collection of the impurities can be facilitated, after a period of use, the second sleeve 905 can be pushed into the first sleeve 901, the second sleeve 905 is separated from the output end of the booster pump 13, the first sleeve 901 is lifted upwards to be taken out from the installation groove 10, the disassembly of the filter assembly 9 and the cleaning of the filter screen 903 are completed, the first sleeve 901 is inserted into the installation groove 10 after the cleaning is completed, the second sleeve 905 is loosened, and the second sleeve 905 is reset and sprung into the output end of the booster pump 13 under the elasticity of the two groups of reset springs 904.
In embodiment 2, as shown in fig. 1-6, the solution continuously shakes inside the crystallization frame 305, so that the evaporation crystallization rate is faster, after the evaporation crystallization is completed, the crystallization frame 305 needs to be taken out from the crystallization kettle 2, the clamping plate 304 is pulled upwards at this time to separate from the inside of the clamping block 307, and the clamping block 307 is contacted and fixed, so that the crystallization frame 305 can be taken out from the top of the heating bin 303, and crystals inside the crystallization frame 305 are taken out.
Working principle: firstly, hydrochloric acid and aluminum are poured into the stirring kettle 1 through a certain proportion through a feed inlet 8, so that the hydrochloric acid and the aluminum are subjected to fusion reaction, a driving motor 6 is started to drive a second stirring shaft 5 and stirring blades 7 to rotate, so that the aluminum and the hydrochloric acid are fully fused, the reaction of the hydrochloric acid and the aluminum is accelerated, after a period of reaction, a booster pump 13 is started at the moment, a solution in the stirring kettle 1 is conveyed into a crystallization frame 305 through a filter assembly 9 and a guide pipe 12, a filter screen 903 in the filter assembly 9 filters the conveyed solution, impurities insoluble in the solution can be effectively removed and filtered, the filter screen 903 is v-shaped, the aggregation and collection of the impurities can be facilitated, after a period of use, a second sleeve 905 can be pushed into the first sleeve 901, the second sleeve 905 is separated from the output end of the booster pump 13, and then the first sleeve 901 is lifted upwards and taken out of the installation groove 10, and the disassembly of the filter assembly 9 and the cleaning of the filter screen 903 are completed;
simultaneously in the reaction, the inside of stirred tank 1 can produce a large amount of hydrogen, and hydrogen can be through external screw thread sleeve 2201 and internal screw thread sleeve 2208 water conservancy diversion entering to collecting vessel 2205, collects hydrogen, and gaseous can promote sealing plug 2203 and shift up in the inside of collecting vessel 2205, when sealing plug 2203 reaches to the top, and the length that spacing slide bar 2204 stretches out is observed to operating personnel, and rotatory dwang 2207 drives rubber seal pad 2202 and rotates to horizontal position department this moment for rubber seal pad 2202 and sealing ring 2206 mutually support, seal internal screw thread sleeve 2208, take out the collection with internal screw thread sleeve 2208 from the outside of external screw thread sleeve 2201.
The solution is conveyed to the inside of the crystallization frame 305, at the moment, the second stirring shaft 5 drives the first stirring shaft 405 and the first chain wheel 404 to rotate, the first chain wheel 404 drives the second chain wheel 17 to rotate through the chain 14, the incomplete gear 19 is driven to rotate through the transmission of the transmission shaft 16, the incomplete gear 19 is meshed and transmitted through two groups of second racks 18 to drive the swinging frame 15 to move left and right, the first rack 11 drives the gear 302 to rotate positively and negatively, and the supporting shaft 301 drives the heating bin 303 to swing back and forth in the crystallization kettle 2, so that the solution in the crystallization frame 305 flows back and forth in the crystallization frame 305, the flow of the solution is quickened, and meanwhile, the heating is more uniform and the crystallization is quicker;
when crystallization kettle 2 is inside to be crystallized, the hydrogen chloride gas that produces directly discharges to the inside of purifying bin 401 through outlet duct 402, fuses with purifying bin 401 inside water, and second (mixing) shaft 5 drives first (mixing) shaft 405 and rotates simultaneously, can stir water for water and gaseous fusion are more abundant.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and that the simple modification and equivalent substitution of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides an aluminium chloride crystallization technology with preliminary treatment feeding equipment, includes stirred tank (1) and crystallization kettle (2), its characterized in that: the utility model discloses a crystallization kettle, including stirring cauldron (1) and crystallization kettle, driving motor (6) are provided with in intermediate position department at stirred tank (1) top, the output of driving motor (6) extends to the inside of stirred tank (1) and is provided with second (5) stirring axle, the both sides of second (5) stirring axle are provided with stirring leaf (7), the top of stirred tank (1) both sides is provided with feed inlet (8), the bottom of stirred tank (1) both sides is provided with booster pump (13), the both sides at crystallization kettle (2) top are provided with honeycomb duct (12), two sets of honeycomb duct (12) both sides are provided with mounting groove (10), two sets of the inside cover of mounting groove (10) is equipped with filter component (9), the intermediate position department at crystallization kettle (2) top is provided with purification subassembly (4), the intermediate position department at crystallization kettle (2) back one end top is provided with fixed plate (20), the inside rotation of fixed plate (20) is provided with transmission shaft (16), transmission shaft (16) top and bottom are provided with second sprocket (17) and incomplete gear (19) respectively, the both sides of crystallization kettle (2) top are provided with honeycomb duct (21), the inside of both sides (21) are provided with swing frame (21) and are provided with two sides (21), the bottom of the swinging frame (15) is provided with a first rack (11), one end of the back surface inside the crystallization kettle (2) is rotatably provided with a crystallization component (3), and two ends of the top of the stirring kettle (1) are provided with collecting components (22);
the crystallization assembly (3) comprises a supporting shaft (301), a gear (302), a heating bin (303), clamping plates (304), crystallization frames (305), telescopic rods (306), clamping blocks (307) and springs (308), wherein the supporting shaft (301) is located at the middle position of one end of the back of the inside of the crystallization kettle (2), one end of the back of the supporting shaft (301) extends out of the inside of the crystallization kettle (2) and is provided with the gear (302), one end of the back of the supporting shaft (301) is provided with the heating bin (303), the middle position of the top of the heating bin (303) is provided with the crystallization frames (305), the clamping blocks (307) are arranged at the bottoms of two sides of the crystallization frames (305), two groups of telescopic rods (306) are slidably arranged at the two sides of the top of the heating bin (303), and the clamping plates (304) are sleeved on the outer sides of the four groups of the telescopic rods (306);
the purifying component (4) comprises a purifying bin (401), an air outlet pipe (402), purifying and adsorbing filter cores (403), a first chain wheel (404) and a first stirring shaft (405), wherein the purifying bin (401) is positioned at the top of the crystallization kettle (2), the first stirring shaft (405) is rotationally arranged at the middle position of the top of the purifying bin (401), the first chain wheel (404) is arranged at the top of the outer side of the first stirring shaft (405), the purifying and adsorbing filter cores (403) are arranged at the two sides of the top of the purifying bin (401), the air outlet pipe (402) is arranged at the two sides of the inner bottom of the purifying bin (401), and a chain (14) is sleeved at the outer sides of the first chain wheel (404) and the second chain wheel (17);
the collecting assembly (22) comprises an external threaded sleeve (2201), a rubber sealing gasket (2202), a sealing plug (2203), a limit sliding rod (2204), a collecting barrel (2205), a sealing ring (2206) and a rotating rod (2207), wherein the external threaded sleeve (2201) is positioned at one end of the top of the stirring kettle (1), an internal threaded sleeve (2208) is connected to the top of the outer side of the external threaded sleeve (2201) in a threaded manner, the sealing ring (2206) is arranged at the middle position of the inner side of the internal threaded sleeve (2208), the rotating rod (2207) is rotatably arranged at the middle position of one side of the internal threaded sleeve (2208), the rubber sealing gasket (2202) is arranged at one side of the rotating rod (2207), the collecting barrel (2205) is arranged at the top of the internal threaded sleeve (2208), the limit sliding rod (2204) is slidably arranged at the middle position of the top of the internal part of the collecting barrel (2205), and the sealing plug (2203) is arranged at the bottom of the limit sliding rod (2204);
hydrochloric acid and aluminum are poured into the stirring kettle (1) through a feed inlet (8) according to a certain proportion, so that the hydrochloric acid and the aluminum undergo fusion reaction; during the reaction, a large amount of hydrogen is generated in the stirring kettle (1), the hydrogen flows into the collecting barrel (2205) through the external thread sleeve (2201) and the internal thread sleeve (2208), the hydrogen is collected, the gas pushes the sealing plug (2203) to move upwards in the collecting barrel (2205), when the sealing plug (2203) reaches the top, an operator observes the extending length of the limiting slide rod (2204), at the moment, the rotating rod (2207) drives the rubber sealing pad (2202) to rotate to a horizontal position, the rubber sealing pad (2202) and the sealing ring (2206) are matched with each other, the internal thread sleeve (2208) is sealed, and the internal thread sleeve (2208) is taken out from the outer side of the external thread sleeve (2201) to be collected;
solution is carried to the inside of crystallization frame (305), second (5) drive first (405) and first sprocket (404) are rotatory this moment, first sprocket (404) drive second sprocket (17) through chain (14) and rotate, drive incomplete gear (19) through transmission shaft (16) transmission and rotate, incomplete gear (19) are through two sets of second racks (18) meshing and transmission, drive swing frame (15) and move about, drive gear (302) through first rack (11) and carry out positive and negative rotation, drive the swing of heating storehouse (303) at the inside of crystallization kettle (2) through back shaft (301), make the inside solution of crystallization frame (305) flow at crystallization frame (305) round trip, accelerate the flow of solution, be heated more evenly simultaneously.
2. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 1, wherein: the filter assembly (9) comprises a first sleeve (901), a supporting ring (902), a filter screen (903), a reset spring (904) and a second sleeve (905), wherein the first sleeve (901) is located inside a mounting groove (10), the second sleeve (905) is sleeved on the top of the inside of the first sleeve (901), the supporting ring (902) is arranged at the middle position of the inner side of the first sleeve (901), the filter screen (903) is arranged at the bottom of the supporting ring (902), and the reset springs (904) are arranged on the two sides of the top of the supporting ring (902).
3. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 2, wherein: the top outside of second sleeve (905) is provided with the ring, the top of first sleeve (901) extends to the inside of honeycomb duct (12) output.
4. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 1, wherein: the two sides of one end of the back of the heating bin (303) are provided with limiting sliding blocks, one end of the back of the inside of the crystallization kettle (2) is provided with an arc chute, and the limiting sliding blocks are positioned in the arc chute to slide.
5. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 1, wherein: the bottom of the second stirring shaft (5) extends out of the stirring kettle (1), and the bottom of the second stirring shaft (5) is fixedly connected with the top of the first stirring shaft (405).
6. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 1, wherein: the swinging frame (15) is positioned above the gear (302), and the gear (302) is meshed with the first rack (11).
7. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 2, wherein: and a limiting ring is arranged at the bottom of the outer side of the second sleeve (905), and the top of the return spring (904) is fixedly connected with the second sleeve (905) mutually.
8. An aluminum chloride crystallization process with pretreatment feeding device as recited in claim 1, wherein: one side of the front end of the crystallization kettle (2) is hinged with a bin gate, and one side of the bin gate is provided with a handle.
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Denomination of invention: A crystallization process of aluminum chloride with pre-treatment feeding equipment Effective date of registration: 20231223 Granted publication date: 20231027 Pledgee: Bank of China Limited Suqian Suyu Branch Pledgor: Suqian Huahong Electronics Industry Co.,Ltd. Registration number: Y2023980073841 |