CN116271943A - Ferric phosphate crystal transformation continuous production device and application method thereof - Google Patents
Ferric phosphate crystal transformation continuous production device and application method thereof Download PDFInfo
- Publication number
- CN116271943A CN116271943A CN202310558339.2A CN202310558339A CN116271943A CN 116271943 A CN116271943 A CN 116271943A CN 202310558339 A CN202310558339 A CN 202310558339A CN 116271943 A CN116271943 A CN 116271943A
- Authority
- CN
- China
- Prior art keywords
- crystal
- kettles
- pipe
- unit
- annular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000013078 crystal Substances 0.000 title claims abstract description 274
- 230000009466 transformation Effects 0.000 title claims abstract description 115
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 title claims abstract description 44
- 238000010924 continuous production Methods 0.000 title claims abstract description 25
- 239000005955 Ferric phosphate Substances 0.000 title claims description 21
- 229940032958 ferric phosphate Drugs 0.000 title claims description 21
- 229910000399 iron(III) phosphate Inorganic materials 0.000 title claims description 21
- 238000000034 method Methods 0.000 title abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 49
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 238000007599 discharging Methods 0.000 claims abstract description 41
- 238000001914 filtration Methods 0.000 claims abstract description 41
- 229910000398 iron phosphate Inorganic materials 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims abstract description 15
- 239000011229 interlayer Substances 0.000 claims description 30
- 238000011010 flushing procedure Methods 0.000 claims description 26
- 238000010992 reflux Methods 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 19
- 238000000926 separation method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 18
- 238000002425 crystallisation Methods 0.000 description 15
- 230000008025 crystallization Effects 0.000 description 15
- 238000003756 stirring Methods 0.000 description 11
- 230000001105 regulatory effect Effects 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910001448 ferrous ion Inorganic materials 0.000 description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229940116007 ferrous phosphate Drugs 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910000155 iron(II) phosphate Inorganic materials 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical compound [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000029219 regulation of pH Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/37—Phosphates of heavy metals
- C01B25/375—Phosphates of heavy metals of iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/02—Crystallisation from solutions
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The invention relates to the technical field of iron phosphate production, in particular to an iron phosphate crystal transformation continuous production device and a use method thereof, wherein the iron phosphate crystal transformation continuous production device comprises a plurality of unit crystal transformation kettles and an annular fixing frame, and is characterized in that the unit crystal transformation kettles are circumferentially arranged around the outer side of the annular fixing frame; the top and the bottom of unit crystal transition cauldron are provided with discharging pipe and inlet pipe respectively, the centre of inlet pipe is provided with continuous delivery pump, all is provided with the crystal cartridge filter between discharging pipe and the inlet pipe on the adjacent unit crystal transition cauldron, passes through between discharging pipe and the inlet pipe on the adjacent unit crystal transition cauldron the crystal cartridge filter is connected. According to the invention, the iron phosphate is subjected to crystal transformation production through the plurality of unit crystal transformation kettles which are arranged around the outer side of the annular fixing frame, all the unit crystal transformation kettles are sequentially connected in series, and crystal filter cartridges are connected between the adjacent unit crystal transformation kettles, so that when the synthetic liquid is transferred and conveyed, the crystal filter cartridges are used for filtering and collecting crystal crystals, and continuous production is realized.
Description
Technical Field
The invention relates to the technical field of iron phosphate production, in particular to an iron phosphate crystal transformation continuous production device and a use method thereof.
Background
Along with the expansion of the market of lithium ion batteries, the demand of lithium iron phosphate is increased, the demand of precursor ferric phosphate is increased, the preparation process of ferric phosphate mainly comprises the steps of preparing ferric source (ferrous salt such as ferrous sulfate, ferrous phosphate and the like) solution, preparing phosphorus source solution (phosphoric acid and phosphate solution) under the oxidation action of an oxidant (inorganic or organic oxidant solution such as hydrogen peroxide, ozone and the like), and neutralizing and regulating the pH value of a system by ammonia water or liquid alkali so as to obtain the synthetic liquid containing ferric phosphate precursor sediment.
Patent application number CN201910169586.7 discloses a process and a device for synthesizing ferric phosphate. The technical process for synthesizing the ferric phosphate comprises the following steps: adding an iron solution containing ferrous ions into an oxidation kettle, stirring at the same time, adding an oxidant into the oxidation kettle, controlling the temperature of the solution in the oxidation kettle to be less than or equal to 70 ℃, and detecting that the solution in the oxidation kettle is free of ferrous ions to obtain an oxidized iron solution; the oxidized iron solution in the oxidation kettle is pumped out to be conveyed into the precipitation kettle through the discharge pump of the oxidation kettle, and is stirred at the same time, then the pH regulator is slowly added into the precipitation kettle, the pH of the solution in the precipitation kettle is controlled to be 1.0-2.5, after the pH regulation is finished, the temperature is raised to 90-95 ℃ for carrying out ferric phosphate crystal form conversion reaction, after the reaction is carried out for 1-4 hours, the ferric phosphate suspension after the reaction in the precipitation kettle is pumped out, and the production of ferric phosphate is more flexible and convenient.
However, in order to improve the quality of ferric phosphate crystals and the reaction yield, further crystal transformation treatment is needed, a crystal transformation kettle, namely a crystallization kettle, is usually needed when the crystal transformation treatment is carried out, after the single production of the existing crystallization kettle is completed, the existing crystallization kettle is stopped, the internal soluble crystals are filtered out, new synthetic liquid is added again, the single yield is limited by the volume of the crystallization kettle, the periodic stopping and cleaning are needed, and the continuous crystal transformation production of the ferric phosphate synthetic solution cannot be realized.
Disclosure of Invention
Accordingly, the invention aims to provide a continuous production device for iron phosphate crystal transformation and a use method thereof, so as to solve the problem that the existing crystallization kettle can not continuously perform crystal transformation production on an iron phosphate synthetic solution.
Based on the above purpose, the invention provides a continuous production device for iron phosphate crystal transformation, which comprises a plurality of unit crystal transformation kettles and an annular fixing frame, wherein the unit crystal transformation kettles are circumferentially arranged around the outer side of the annular fixing frame;
the top and the bottom of the unit crystal transformation kettles are respectively provided with a discharging pipe and a feeding pipe, a continuous conveying pump is arranged in the middle of the feeding pipe, crystal filter cylinders are arranged between the discharging pipes and the feeding pipes on the adjacent unit crystal transformation kettles, and the discharging pipes and the feeding pipes on the adjacent unit crystal transformation kettles are connected through the crystal filter cylinders;
An annular filter screen is arranged in the crystal filter cartridge, a central backflow cylinder is arranged on the inner side of the annular filter screen, a conveying interlayer is arranged between the outer side of the annular filter screen and the inner wall of the crystal filter cartridge, and an interval is formed between the central backflow cylinder and the conveying interlayer through the annular filter screen;
the top of the conveying interlayer is connected with a filtering conveying pipe, the top of the central reflux drum is connected with a central reflux pipe, and a discharging pipe and a feeding pipe of the unit crystal transition kettle which are adjacently arranged are respectively connected with the filtering conveying pipe and the central reflux pipe;
the bottom of the conveying interlayer is provided with a discharging opening, and the discharging opening is kept closed by an annular sealing plate which is detachably arranged in the middle of the discharging opening.
Further, still be provided with the connection filter frame between discharging pipe and the inlet pipe on the adjacent unit crystal transition cauldron, the centre symmetry of connection filter frame is provided with delivery connection and backflow joint, delivery connection with backflow joint respectively with the discharging pipe and the inlet pipe interconnect that correspond, the top of filtering the delivery pipe is provided with the filter joint, the top of center back flow is provided with the center joint, delivery connection with backflow joint respectively with filter joint with center joint size mutually support, the discharging pipe with the inlet pipe passes through respectively the delivery connection with backflow joint with center joint pulls out from top to bottom and inserts and connects.
Further, the center department of annular mount rotates the connection and is provided with the circulation carousel, the centre of circulation carousel is the circumference form and encircles and be provided with a plurality of gomphosis sleeves, all nested slip is provided with the crystal cartridge filter in the middle of every gomphosis sleeve, crystal cartridge filter quantity is connect the twice of filter frame, the center department sliding connection of circulation carousel is provided with the linkage crane, the centre of linkage crane is provided with hydraulic telescoping rod, all crystal cartridge filter all with linkage crane interconnect, the linkage crane drives all crystal cartridge filter and reciprocates in step.
Further, the center department connection of annular closing plate is provided with the direction sliding sleeve, the bottom center department of crystal cartridge filter is provided with central guide bar, the annular closing plate passes through the direction sliding sleeve is followed central guide bar reciprocates in order to seal or open the opening of unloading, the top of direction sliding sleeve encircles and is provided with annular magnet, the center guide bar top is provided with opens the electro-magnet, the below of direction sliding sleeve is provided with the closing spring, the closing spring promotes annular closing plate upward movement embedding opening of unloading keeps sealing, open the electro-magnet circular telegram and produce magnetic force in order to promote annular magnet and annular closing plate downward movement through repulsion and open the opening of unloading.
Further, the top of annular mount is provided with the annular connecting pipe, the centre of annular connecting pipe is the circumference form and encircles and be provided with a plurality of unloading wash pipes, the unloading wash pipe with correspond each other and set up between the unit crystal-transition cauldron, unloading wash pipe quantity is half of unit crystal-transition cauldron, the bottom of unloading wash pipe is provided with the washing joint, the unloading wash pipe passes through the washing joint with filter joint pulls out from top to bottom and inserts and be connected.
Further, the below of circulation carousel is circumference form and encircles and be provided with a plurality of unit aggregate barrels, unit aggregate barrels are located under the unloading flushing pipe, the bottom connection of unit aggregate barrels is provided with the slope collecting pipe, the bottom connection of slope collecting pipe is provided with flexible aggregate barrels, all unit aggregate barrels all through corresponding slope collecting pipe with flexible aggregate barrel interconnect, the outside parallel arrangement of flexible aggregate barrels has vertical telescopic link, vertical telescopic link passes through flexible aggregate barrels and slope collecting pipe drive all unit aggregate barrels and reciprocate in step, the top opening edge of unit aggregate barrels encircles and is provided with the aggregate joint, the outside of unloading opening is encircleed and is provided with annular interface, the aggregate joint with size is mutually supported between the annular interface.
Further, be provided with the temperature control jacket in the middle of the lateral wall of unit crystal transition cauldron, the upper and lower both ends that the temperature control was pressed from both sides and all be provided with circulation conveyer pipe, the inside that the temperature control pressed from both sides the cover is along the interval conducting strip of vertical central line direction even parallel arrangement of a plurality of ring structures, the inside interval conducting strip that carries out even separation through a plurality of parallel arrangement of temperature control press from both sides the cover, be provided with circulation opening in the middle of the inboard of interval conducting strip, the circulation opening of adjacent interval conducting strip is reverse to be set up.
Further, the inner wall of temperature control jacket is provided with a plurality of rotatory gomphosis grooves along vertical central line direction even parallel arrangement, rotatory gomphosis groove with interval conducting strip corresponds each other and sets up, the interval conducting strip passes through rotatory gomphosis groove with temperature control jacket rotates to be connected, interval conducting strip's edge is encircleed and is provided with linkage magnet, rotatory gomphosis groove's edge is the circumference form and evenly encircles and be provided with a plurality of tooth type constant head tanks, interval conducting strip's centre level is provided with the locking sliding sleeve, the inside nested slip of locking sliding sleeve is provided with elastic positioning tooth, elastic positioning tooth with the size is mutually supported between the tooth type constant head tank.
Further, the outside nested slip of unit crystal transition cauldron is provided with the lift alignment jig, the outer wall of unit crystal transition cauldron with still be provided with rotatory alignment jig between the lift alignment jig, rotatory alignment jig with the lift alignment jig rotates to be connected, the inner wall of rotatory alignment jig encircles and is provided with the drive electro-magnet, the centre of rotatory alignment jig encircles and is provided with the regulation ring gear, the outside meshing of regulation ring gear is provided with adjusting gear, adjusting gear's axle head is provided with accommodate motor, the centre of lift alignment jig is provided with the lift swivel nut, the inboard nest of lift swivel nut is provided with the lift screw, the axle head of lift screw is provided with elevator motor.
The application method of the continuous production device for the iron phosphate crystal transformation comprises the following steps:
the device carries out continuous crystal transformation production to ferric phosphate through the unit crystal transformation kettle, the inlet pipe on the unit crystal transformation kettle is connected with the discharge pipe on the next adjacent unit crystal transformation kettle in series in turn, make a plurality of unit crystal transformation kettles connect in series, when carrying out reaction production, carry the first unit crystal transformation kettle of synthetic liquid real time and carry out reaction crystallization production, after reacting crystallization for a period of time, the continuous delivery pump carries the inside synthetic liquid of first unit crystal transformation kettle to the next unit crystal transformation kettle, and the synthetic liquid is through corresponding crystal cartridge filter when carrying to the next unit crystal transformation kettle by a unit crystal transformation kettle, the synthetic liquid is carried to the transport intermediate layer through filtering conveyer pipe, then carry to the center reflux section of thick bamboo through the back flow, the crystallization crystal is just intercepted by the annular filter screen and is filtered, collect in the transport intermediate layer, in order to transfer the transport to collect crystallization crystal when the synthetic liquid, after accomplishing the transport filtration, can be through loading and unloading annular seal plate in order to open the discharge opening, thereby make the synthetic liquid pass through the continuous crystal transformation of unit crystal transformation kettle in proper order.
The invention has the beneficial effects that: from the above, the continuous production device for the iron phosphate crystal transformation provided by the invention mainly comprises the following advantages:
1. the device carries out continuous crystal transformation production on the ferric phosphate through a plurality of unit crystal transformation kettles which are arranged around the outer side of the annular fixing frame, and all the unit crystal transformation kettles are sequentially connected in series, so that the synthetic liquid in the last unit crystal transformation kettle can be conveyed to the next unit crystal transformation kettle, an integral continuous crystal transformation production line is formed through the plurality of unit crystal transformation kettles, and the integral production of the device can be regulated through regulating the number of the unit crystal transformation kettles;
2. each unit crystal transformation kettle is provided with a temperature control jacket, and the reaction temperature can be independently regulated through the temperature control jacket so as to carry out targeted reaction production on the synthesis liquid with continuously reduced concentration, and the overall reaction production efficiency and crystallization production quality are higher;
3. the crystal filter cartridges are independently connected between the adjacent unit crystal transferring kettles, so that the synthetic liquid can be filtered to collect crystal crystals when the synthetic liquid is transferred and conveyed;
4. can drive a plurality of crystal cartridge filter through circulation carousel, make crystal cartridge filter connect filter frame and unloading wash pipe between the circulation remove to realize filtering and automatic clearance collection crystal, convenient and fast more is favorable to improving whole production efficiency during the use.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front structure of an embodiment of the present invention;
FIG. 2 is a schematic top view of an embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure of an embodiment of the present invention;
FIG. 4 is a schematic diagram of a unit crystal-transformation kettle according to an embodiment of the invention;
FIG. 5 is a schematic diagram of the internal structure of a cell turret according to an embodiment of the invention;
FIG. 6 is a schematic diagram of an embodiment of the present invention;
FIG. 7 is a schematic diagram of a partial structure of a cell turret according to an embodiment of the invention;
FIG. 8 is a schematic view of an annular fixing frame according to an embodiment of the present invention;
FIG. 9 is a schematic view of a circulation carousel according to an embodiment of the present invention;
FIG. 10 is a schematic view of a ring-shaped connection pipe according to an embodiment of the present invention;
FIG. 11 is a schematic view of a crystal filter cartridge according to an embodiment of the present invention;
Fig. 12 is a schematic structural view of a telescopic aggregate cylinder according to an embodiment of the present invention.
Marked in the figure as:
1. an annular fixing frame; 101. a unit crystal transferring kettle; 102. a feed pipe; 103. a continuous delivery pump; 104. a discharge pipe; 105. a central stirring rod; 106. an annular stirring frame; 107. a stirring motor; 2. a temperature control jacket; 201. a circulation conveying pipe; 202. a rotary fitting groove; 203. tooth-shaped positioning grooves; 204. spacing the heat conducting fins; 205. a circulation opening; 206. a linkage magnet; 207. locking the sliding sleeve; 208. elastic positioning teeth; 3. lifting the adjusting frame; 301. lifting the screw sleeve; 302. lifting screw rods; 303. a lifting motor; 304. rotating the adjusting frame; 305. driving an electromagnet; 306. adjusting the gear ring; 307. an adjusting gear; 308. adjusting a motor; 4. connecting with a filter frame; 401. a delivery joint; 402. a return joint; 5. a circulation carousel; 501. a fitting sleeve; 502. an annular gear ring; 503. a drive gear; 504. a driving motor; 505. a linkage lifting frame; 506. a hydraulic telescopic rod; 6. a crystal filter cartridge; 601. an annular filter screen; 602. a central reflux drum; 603. a central return pipe; 604. a center joint; 605. conveying the interlayer; 606. a filter delivery tube; 607. a filter joint; 608. a discharge opening; 609. a ring interface; 7. an annular sealing plate; 701. a center guide bar; 702. starting an electromagnet; 703. a guide sliding sleeve; 704. a ring magnet; 705. a closing spring; 8. an annular connecting pipe; 801. a blanking flushing pipe; 802. flushing the joint; 803. a unit material collecting cylinder; 804. an aggregate joint; 805. tilting the collecting pipe; 806. a telescopic material collecting cylinder; 807. a vertical telescopic rod.
Detailed Description
The present invention will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent.
It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
As shown in fig. 1, 2, 3, 4, 5 and 11, an iron phosphate crystal transformation continuous production device comprises a plurality of unit crystal transformation kettles 101 and an annular fixing frame 1, wherein the unit crystal transformation kettles 101 are arranged circumferentially around the outer side of the annular fixing frame 1;
the top and the bottom of the unit crystal transferring kettle 101 are respectively provided with a discharging pipe 104 and a feeding pipe 102, a continuous conveying pump 103 is arranged in the middle of the feeding pipe 102, crystal filter cartridges 6 are arranged between the discharging pipes 104 and the feeding pipes 102 on the adjacent unit crystal transferring kettles 101, and the discharging pipes 104 and the feeding pipes 102 on the adjacent unit crystal transferring kettles 101 are connected through the crystal filter cartridges 6;
an annular filter screen 601 is arranged in the crystal filter cartridge 6, a central backflow cylinder 602 is arranged on the inner side of the annular filter screen 601, a conveying interlayer 605 is arranged between the outer side of the annular filter screen 601 and the inner wall of the crystal filter cartridge 6, and an interval is formed between the central backflow cylinder 602 and the conveying interlayer 605 through the annular filter screen 601;
the top of the conveying interlayer 605 is connected with a filtering conveying pipe 606, the top of the central reflux drum 602 is connected with a central reflux pipe 603, and the discharging pipe 104 and the feeding pipe 102 of the unit crystal transferring kettle 101 which are adjacently arranged are respectively connected with the filtering conveying pipe 606 and the central reflux pipe 603;
The bottom of the transport sandwich 605 is provided with a discharge opening 608, which discharge opening 608 is kept closed by an annular sealing plate 7 arranged in the middle in a detachable manner.
In this embodiment, the device performs continuous crystal transformation production on iron phosphate through a plurality of unit crystal transformation kettles 101 which are circumferentially arranged on the outer side of an annular fixing frame 1, a discharge pipe 104 and a feed pipe 102 are arranged on the unit crystal transformation kettles 101, and the feed pipe 102 on the unit crystal transformation kettles 101 is mutually connected with the discharge pipe 104 on the next adjacent unit crystal transformation kettles 101, so that the plurality of unit crystal transformation kettles 101 are sequentially connected in series, further, the synthetic liquid in the last unit crystal transformation kettle 101 can be conveyed to the next unit crystal transformation kettles 101, an integral continuous crystal transformation production line is formed by the plurality of unit crystal transformation kettles 101, the production throughput of the whole production equipment is determined by the sum of the volumes of all the unit crystal transformation kettles 101, the whole production capacity of the device can be adjusted by adjusting the number of the unit crystal transformation kettles 101, and simultaneously, as each unit crystal transformation kettles 101 independently perform crystal transformation production, the concentration of the synthetic solution from the first unit crystal-transferring kettle 101 to the last unit crystal-transferring kettle 101 is gradually reduced, so that the corresponding unit crystal-transferring kettles 101 can be independently regulated and controlled according to the concentration interval, the targeted reaction production is carried out on the synthetic solution with continuously reduced concentration, the overall reaction production efficiency and crystallization production quality are higher, the adjacent unit crystal-transferring kettles 101 are respectively and independently connected with a crystal filter cartridge 6, the synthetic solution passes through the corresponding crystal filter cartridge 6 when being conveyed from one unit crystal-transferring kettle 101 to the next unit crystal-transferring kettle 101, the synthetic solution is conveyed to a conveying interlayer 605 through a filter conveying pipe 606, is conveyed to a central reflux cylinder 602 through an annular filter screen 601, is conveyed to the next unit crystal-transferring kettle 101 through a central reflux pipe 603, the crystallization crystals are intercepted and filtered by the annular filter screen 601 and are collected in the conveying interlayer 605, when the synthetic liquid is transferred and conveyed, the synthetic liquid is filtered to collect crystal crystals, the next unit crystal transferring kettle 101 is convenient to continue crystal transferring production, damage to the produced crystal is avoided, meanwhile, the bottom of the conveying interlayer 605 is provided with a discharging opening 608, the discharging opening 608 is kept closed through an annular sealing plate 7 which is detachably arranged in the middle of the discharging opening 608, the discharging opening 608 can be opened by assembling and disassembling the annular sealing plate 7, so that the crystal in the crystal collecting kettle is convenient to clean, and the crystal transferring kettle is more convenient and quicker in use, and is beneficial to improving the overall production efficiency and the production quality.
As shown in fig. 1, 2, 3, 4, 5, 10 and 11, preferably, a connection filter frame 4 is further arranged between the discharging pipe 104 and the feeding pipe 102 on the adjacent unit crystal transferring kettle 101, a conveying joint 401 and a backflow joint 402 are symmetrically arranged in the middle of the connection filter frame 4, the conveying joint 401 and the backflow joint 402 are respectively connected with the corresponding discharging pipe 104 and the feeding pipe 102, a filtering joint 607 is arranged at the top end of a filtering conveying pipe 606, a central joint 604 is arranged at the top end of a central backflow pipe 603, the conveying joint 401 and the backflow joint 402 are respectively matched with the filtering joint 607 and the central joint 604 in size, and the discharging pipe 104 and the feeding pipe 102 are respectively connected with the filtering joint 607 and the central joint 604 in an up-down plug-in connection through the conveying joint 401 and the backflow joint 402; when transferring and carrying the synthetic liquid between the unit crystal transition cauldron 101 of device, filter through crystal cartridge filter 6, and discharging pipe 104 and inlet pipe 102 pull out from top to bottom through delivery connection 401 and reflux connection 402 respectively with filter connection 607 and central joint 604 and insert and be connected to be convenient for carry out quick connect and dismantlement with crystal cartridge filter 6, so that change and clearance to crystal cartridge filter 6, convenient and fast more during the use.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 8, fig. 9, fig. 10 and fig. 11, preferably, the center of the annular fixing frame 1 is rotatably connected with a circulating turntable 5, the middle of the circulating turntable 5 is circumferentially provided with a plurality of embedded sleeves 501 in a surrounding manner, the middle of each embedded sleeve 501 is provided with crystal filter cartridges 6 in a nested sliding manner, the number of the crystal filter cartridges 6 is twice as large as that of the connected filter frames 4, the center of the circulating turntable 5 is slidably connected with a linkage lifting frame 505, the middle of the linkage lifting frame 505 is provided with a hydraulic telescopic rod 506, all the crystal filter cartridges 6 are mutually connected with the linkage lifting frame 505, and the linkage lifting frame 505 drives all the crystal filter cartridges 6 to move up and down synchronously; the device is provided with a plurality of crystal cartridge filter 6, the outside of circulation carousel 5 encircles and is provided with annular ring gear 502 simultaneously, the outside meshing of annular ring gear 502 is provided with drive gear 503, the axle head of drive gear 503 is provided with driving motor 504, driving motor 504 can drive circulation carousel 5 through drive gear 503 and annular ring gear 502 and rotate, thereby circulation carousel 5 can drive all crystal cartridge filter 6 synchronous rotations, make crystal cartridge filter 6 have passed through under connecting filter frame 4 in proper order, when crystal cartridge filter 6 is located under connecting filter frame 4, hydraulic telescoping rod 506 can drive all crystal cartridge filter 6 synchronous reciprocates through linkage crane 505, so that crystal cartridge filter 6 is connected with corresponding connecting filter frame 4, the pipeline between the access unit crystal transfer cauldron 101 carries out the filtration work, and after accomplishing the filtration, corresponding crystal cartridge filter 6 can rotate and stagger connecting filter frame 4, with the clearance to collect the crystal that filters therein, simultaneously another crystal cartridge filter 6 can access connecting filter frame 4, thereby realize continuous filtration production work, be favorable to improving whole production efficiency.
As shown in fig. 1, 2, 3, 4, 5 and 11, preferably, a guide sliding sleeve 703 is connected to the center of the annular sealing plate 7, a central guide rod 701 is arranged at the center of the bottom of the crystal filter cartridge 6, the annular sealing plate 7 slides up and down along the central guide rod 701 through the guide sliding sleeve 703 to close or open the discharge opening 608, an annular magnet 704 is arranged around the top end of the guide sliding sleeve 703, an opening electromagnet 702 is arranged at the top end of the central guide rod 701, a closing spring 705 is arranged below the guide sliding sleeve 703, the closing spring 705 pushes the annular sealing plate 7 to move upwards to be embedded in the discharge opening 608 to keep closed, and the opening electromagnet 702 is electrified to generate magnetic force to push the annular magnet 704 and the annular sealing plate 7 to move downwards to open the discharge opening 608 through repulsive force; when transferring and conveying synthetic liquid between the unit crystal transferring kettles 101 of the device, the synthetic liquid is filtered through the crystal filter cartridges 6, when passing through the crystal filter cartridges 6, the synthetic liquid is firstly conveyed to the conveying interlayer 605, then conveyed to the central reflux drum 602 through the annular filter screen 601, and conveyed to the next unit crystal transferring kettle 101 through the central reflux drum 603, the crystal is intercepted and filtered by the annular filter screen 601, and collected in the conveying interlayer 605, and the bottom of the conveying interlayer 605 is provided with the discharging opening 608, when the electromagnet 702 is started to be electrified, magnetic force can be generated, so that the annular magnet 704 and the annular sealing plate 7 are pushed to move downwards to open the discharging opening 608 through repulsive force, and when the electromagnet 702 is started to be powered off, the annular sealing plate 7 is pushed to move upwards to be embedded into the discharging opening 608 to be kept closed, so that the filtered crystal is conveniently and rapidly collected, and the whole production efficiency is improved during use.
As shown in fig. 1, 2, 3, 4, 8, 9, 10, 11 and 12, preferably, an annular connecting pipe 8 is arranged above the annular fixing frame 1, a plurality of blanking flushing pipes 801 are circumferentially arranged in the middle of the annular connecting pipe 8 in a surrounding manner, the blanking flushing pipes 801 and the unit crystal rotating kettles 101 are correspondingly arranged, the number of the blanking flushing pipes 801 is half of that of the unit crystal rotating kettles 101, flushing connectors 802 are arranged at the bottoms of the blanking flushing pipes 801, and the blanking flushing pipes 801 are connected with the filtering connectors 607 in an up-down pulling manner through the flushing connectors 802; a plurality of unit material collecting barrels 803 are circumferentially arranged under the circulating turntable 5 in a surrounding manner, the unit material collecting barrels 803 are positioned under the blanking flushing pipe 801, the bottom ends of the unit material collecting barrels 803 are connected with inclined material collecting pipes 805, the bottom ends of the inclined material collecting pipes 805 are connected with telescopic material collecting barrels 806, all the unit material collecting barrels 803 are connected with the telescopic material collecting barrels 806 through corresponding inclined material collecting pipes 805, vertical telescopic rods 807 are arranged on the outer sides of the telescopic material collecting barrels 806 in parallel, the vertical telescopic rods 807 drive all the unit material collecting barrels 803 to synchronously move up and down through the telescopic material collecting barrels 806 and the inclined material collecting pipes 805, material collecting connectors 804 are circumferentially arranged at the edges of openings at the top ends of the unit material collecting barrels 803, annular interfaces 609 are circumferentially arranged at the outer sides of the discharging openings 608, the material collecting connectors 804 and the annular interfaces 609 are mutually matched in size, the device filters synthetic liquid through crystal filter cartridges 6, the crystal filtering is collected in the conveying interlayer 605 of the crystal filtering cylinder 6, after the crystal filtering cylinder 6 finishes filtering for a period of time, the crystal filtering cylinder 6 can be separated from the connecting filtering frame 4, then the crystal filtering cylinder 6 is driven to rotate and move to the position right below the blanking flushing pipe 801 by the circulating turntable 5, at the moment, the hydraulic telescopic rod 506 can drive all the crystal filtering cylinders 6 to synchronously move up and down by the linkage lifting frame 505 so as to enable the crystal filtering cylinder 6 and the blanking flushing pipe 801 to be connected with each other, high-pressure water flow or air can be conveyed into the conveying interlayer 605 of the crystal filtering cylinder 6 by the blanking flushing pipe 801 so as to clean crystals in the conveying interlayer 605 downwards, and the vertical telescopic rod 807 drives all the unit collecting cylinders 803 to synchronously move up and down by the telescopic collecting cylinders 806 and the inclined collecting pipes 805 when the crystal filtering cylinder 6 and the blanking flushing pipe 801 are connected with each other, so that the unit collecting barrel 803 is connected into the crystal filter barrel 6 through the collecting connector 804 and the annular connector 609, so that filtered crystals can be cleaned downwards conveniently, the automatic cleaning, collecting, producing and filtering of the crystals can be realized, and the use is more convenient and quick, and the overall production efficiency can be improved.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, preferably, a temperature control jacket 2 is arranged in the middle of the side wall of the unit crystal transferring kettle 101, circulation conveying pipes 201 are arranged at the upper end and the lower end of the temperature control jacket 2, a plurality of annular-structured interval heat conducting fins 204 are uniformly and parallelly arranged in the temperature control jacket 2 along the vertical central line direction, the inside of the temperature control jacket 2 is uniformly separated by the plurality of parallel-arranged interval heat conducting fins 204, circulation openings 205 are arranged in the middle of the inner sides of the interval heat conducting fins 204, circulation openings 205 of adjacent interval heat conducting fins 204 are reversely arranged, the device performs crystallization treatment on ferric phosphate synthetic liquid through the unit crystal transferring kettle 101, a central stirring rod 105 is also rotationally arranged in the unit crystal transferring kettle 101, an annular stirring frame 106 is arranged at the lower end of the central stirring rod 105, a stirring motor 107 is arranged at the top end of the central stirring rod 105, so that when crystallization treatment is performed, the synthetic liquid in the inside is conveniently stirred, the solution concentration in the inside is kept to be uniform, the solution is prevented from being layered or the solution is not produced at different positions, the same time, the temperature is uniformly and uniformly separated by the heat conducting fins 204 and the temperature control jacket 204 are uniformly and uniformly arranged at different positions, the inner sides of the heat conducting fins 204 are uniformly through the heat conducting fins and the heat conducting fins 204, the circulation medium is uniformly and the circulation medium is uniformly passes through the circulation medium through the circulation conveying pipe 204, and the circulation medium is arranged in the circulation medium through the circulation control jacket 101, and the circulation medium is reversely through the circulation medium 2, and the circulation medium is arranged at the circulation opening and the circulation medium has the circulation stirring medium is uniformly and the circulation stirring medium is arranged.
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, preferably, a plurality of rotary jogging grooves 202 are uniformly and parallelly arranged on the inner wall of the temperature control jacket 2 along the vertical central line direction, the rotary jogging grooves 202 and the interval heat conducting fins 204 are correspondingly arranged, the interval heat conducting fins 204 are rotationally connected with the temperature control jacket 2 through the rotary jogging grooves 202, linkage magnets 206 are circumferentially and circumferentially arranged at the edge of the interval heat conducting fins 204, a plurality of tooth-shaped positioning grooves 203 are uniformly and circumferentially arranged at the edge of the rotary jogging grooves 202, a locking sliding sleeve 207 is horizontally arranged in the middle of the interval heat conducting fins 204, and elastic positioning teeth 208 are nested and slidingly arranged on the inner side of the locking sliding sleeve 207; the outer side of the unit crystal rotating kettle 101 is provided with a lifting adjusting frame 3 in a nested sliding manner, a rotary adjusting frame 304 is further arranged between the outer wall of the unit crystal rotating kettle 101 and the lifting adjusting frame 3, the rotary adjusting frame 304 is in rotary connection with the lifting adjusting frame 3, a driving electromagnet 305 is arranged on the inner wall of the rotary adjusting frame 304 in a surrounding manner, an adjusting gear ring 306 is arranged in the middle of the rotary adjusting frame 304 in a surrounding manner, an adjusting gear 307 is arranged on the outer side of the adjusting gear ring 306 in a meshed manner, an adjusting motor 308 is arranged at the shaft end of the adjusting gear 307, a lifting screw sleeve 301 is arranged in the middle of the lifting adjusting frame 3, a lifting screw rod 302 is arranged at the inner side of the lifting screw sleeve 301 in a nested manner, and a lifting motor 303 is arranged at the shaft end of the lifting screw rod 302; the elastic positioning teeth 208 and the tooth-shaped positioning grooves 203 are mutually matched in size, the unit crystal-transferring kettle 101 of the device adjusts the internal temperature through the temperature control jacket 2, the interval heat-conducting fins 204 in the temperature control jacket 2 can rotate to adjust the positions of the circulating openings 205 arranged on the interval heat-conducting fins 204, the conveying distance of heat-conducting circulating media can be adjusted, the temperature of different positions of the unit crystal-transferring kettle 101 can be flexibly adjusted according to requirements, the unit crystal-transferring kettle is more convenient and flexible to adjust and produce, the interval heat-conducting fins 204 are embedded into the tooth-shaped positioning grooves 203 through the elastic positioning teeth 208 to perform certain limiting, the interval heat-conducting fins 204 are prevented from being impacted to naturally rotate, the interval heat-conducting fins 204 are adjusted through a magnetic linkage structure, the lifting motor 303 can drive the lifting adjusting frame 3 to move up and down to the outer sides of the interval heat-conducting fins 204 with corresponding heights through the lifting screw rods 302 and the lifting screw sleeves 301, the adjusting motor 308 can drive the lifting adjusting frame 3 to rotate through the adjusting gears 307 and the adjusting gear rings 306, and the rotating adjusting frame 304 can drive the interval heat-conducting fins 204 to synchronously rotate through the driving electromagnets 305 and the magnets 206 to drive the rotating the interval heat-conducting fins 204 to adjust.
When in use, corresponding pipelines of the device are connected, then each unit crystal-transferring kettle 101 is adjusted in a targeted mode according to requirements, when in adjustment, the lifting motor 303 drives the lifting adjusting frame 3 to move up and down through the lifting screw rod 302 and the lifting screw sleeve 301 so as to move to the outer side of the interval heat-conducting fin 204 with corresponding height, the adjusting motor 308 drives the lifting adjusting frame 3 to rotate through the adjusting gear 307 and the adjusting gear ring 306, the rotating adjusting frame 304 drives the interval heat-conducting fin 204 to synchronously rotate through the driving electromagnet 305 and the linkage magnet 206 so as to adjust the interval heat-conducting fin 204, thereby adjusting the positions of the circulating openings 205 arranged on the interval heat-conducting fin 204, further adjusting the conveying distance of heat-conducting circulating media, and then flexibly adjusting the temperatures of the heights of different positions of the unit crystal-transferring kettles 101 according to requirements, a plurality of unit crystal-transferring kettles 101 conduct continuous crystal-transferring production of ferric phosphate, the synthetic liquid in the last unit crystal-transferring kettle 101 is conveyed to the next unit crystal-transferring kettle 101, a continuous crystal-transferring production line is formed by a plurality of unit crystal-transferring kettles 101, the concentration of the synthetic liquid is gradually reduced from the first unit crystal-transferring kettle 101 to the last unit crystal-transferring kettle 101, so that the corresponding unit crystal-transferring kettles 101 are independently regulated and controlled according to the concentration interval, after a period of reaction, a hydraulic telescopic rod 506 drives all crystal filter cartridges 6 to synchronously move up and down through a linkage lifting frame 505 so as to enable the crystal filter cartridges 6 to be connected with a corresponding connection filter frame 4, then a continuous conveying pump 103 conveys the synthetic liquid from one unit crystal-transferring kettle 101 to the next unit crystal-transferring kettle 101, the synthetic liquid is conveyed to a conveying interlayer 605 through a filtering conveying pipe 606 and then conveyed to a central reflux cylinder 602 through an annular filter screen 601, then, the crystals are conveyed to the next unit crystal-transferring kettle 101 through the central return pipe 603, the crystals are intercepted and filtered by the annular filter screen 601 and collected in the conveying interlayer 605, after conveying is completed, the hydraulic telescopic rod 506 drives all the crystal filter cartridges 6 to synchronously lower and reset through the linkage lifting frame 505, then the circulation turntable 5 drives all the crystal filter cartridges 6 to synchronously rotate, the crystal filter cartridges 6 filled with crystals inside the filter are enabled to move to the position right below the blanking flushing pipe 801, the empty crystal filter cartridges 6 inside the filter are enabled to move to the position right below the connection filtering frame 4, then the hydraulic telescopic rod 506 drives all the crystal filter cartridges 6 to synchronously move up and down through the linkage lifting frame 505, the crystal filter cartridges 6 are driven to be connected to the blanking flushing pipe 801, meanwhile, the vertical telescopic rod 807 drives all the unit filter cartridges 803 to synchronously move up and down through the telescopic collecting tube 803, so that the unit filter cartridges 803 are connected to the crystal filter cartridges 6 through the collecting joint 804 and the annular interface 609, and the crystals in the conveying interlayer 605 are cleaned down through the blanking flushing pipe 801, so that the crystals in the conveying interlayer 605 are cleaned up, the production filter crystals are cleaned up and collected, and continuous production of phosphoric acid is realized through continuous production circulation.
The application method of the continuous production device for the iron phosphate crystal transformation comprises the following steps:
the device carries out continuous crystal transformation production on ferric phosphate through the unit crystal transformation kettles 101, the feed pipe 102 on the unit crystal transformation kettles 101 is connected with the discharge pipe 104 on the next adjacent unit crystal transformation kettles 101 in series, so that a plurality of unit crystal transformation kettles 101 are sequentially connected in series, during reaction production, the synthetic liquid is conveyed to the first unit crystal transformation kettles 101 in real time for reaction crystal production, after reaction crystallization is carried out for a period of time, the continuous conveying pump 103 conveys the synthetic liquid in the first unit crystal transformation kettles 101 to the next unit crystal transformation kettles 101, the synthetic liquid passes through the corresponding crystal filter barrel 6 when the synthetic liquid is conveyed to the next unit crystal transformation kettles 101 from one unit crystal transformation kettles 101, the synthetic liquid is conveyed to the conveying interlayer 605 through the filtering conveying pipe 606, then is conveyed to the central reflux barrel 602 through the annular filter net 601, then the central reflux pipe 603 is conveyed to the next unit crystal transformation kettles 101, the crystal is intercepted and filtered by the annular filter net 601, and is collected in the conveying interlayer 605, during transfer conveying of the synthetic liquid, the synthetic liquid is filtered to collect crystal crystals, after the synthetic liquid is completely conveyed, the crystal is completely filtered, the crystal is completely and the crystal crystals can be continuously produced through the annular sealing plate 7, and the crystal transformation kettle is cleaned, and all crystal transformation kettles are sequentially cleaned, and crystal transformation kettles are sequentially cleaned.
According to the continuous production device for iron phosphate crystal transformation, continuous crystal transformation production is carried out on iron phosphate through the plurality of unit crystal transformation kettles 101 which are arranged around the outer side of the annular fixing frame 1, all the unit crystal transformation kettles 101 are sequentially connected in series, so that synthetic liquid in the last unit crystal transformation kettle 101 can be conveyed to the next unit crystal transformation kettle 101, an integral continuous crystal transformation production line is formed through the plurality of unit crystal transformation kettles 101, the integral production capacity of the device can be regulated through regulating the number of the unit crystal transformation kettles 101, crystal filter cartridges 6 are independently connected between adjacent unit crystal transformation kettles 101, crystal crystals can be collected by filtering the synthetic liquid during transfer conveying, meanwhile, the reaction temperature and the rotation speed of each unit crystal transformation kettle 101 can be independently regulated, the synthetic liquid with continuously reduced concentration can be subjected to targeted reaction production, and the integral reaction production efficiency and the crystal production quality are higher.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the invention (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (10)
1. The continuous production device for the iron phosphate crystal transformation comprises a plurality of unit crystal transformation kettles (101) and an annular fixing frame (1), and is characterized in that the plurality of unit crystal transformation kettles (101) are circumferentially arranged around the outer side of the annular fixing frame (1);
the top and the bottom of the unit crystal transformation kettle (101) are respectively provided with a discharging pipe (104) and a feeding pipe (102), a continuous conveying pump (103) is arranged in the middle of the feeding pipe (102), crystal filter cartridges (6) are arranged between the discharging pipes (104) and the feeding pipes (102) on the adjacent unit crystal transformation kettles (101), and the discharging pipes (104) and the feeding pipes (102) on the adjacent unit crystal transformation kettles (101) are connected through the crystal filter cartridges (6);
an annular filter screen (601) is arranged in the crystal filter cartridge (6), a central backflow cylinder (602) is arranged on the inner side of the annular filter screen (601), a conveying interlayer (605) is arranged between the outer side of the annular filter screen (601) and the inner wall of the crystal filter cartridge (6), and a gap is formed between the central backflow cylinder (602) and the conveying interlayer (605) through the annular filter screen (601);
The top of the conveying interlayer (605) is connected with a filtering conveying pipe (606), the top of the central reflux drum (602) is connected with a central reflux pipe (603), and a discharging pipe (104) and a feeding pipe (102) of the unit crystal-transformation kettle (101) which are adjacently arranged are respectively connected with the filtering conveying pipe (606) and the central reflux pipe (603);
the bottom of the conveying interlayer (605) is provided with a discharging opening (608), and the discharging opening (608) is kept closed by an annular sealing plate (7) which is detachably arranged in the middle of the discharging opening.
2. The ferric phosphate crystal transition continuous production device according to claim 1, wherein a connection filter frame (4) is further arranged between a discharging pipe (104) and a feeding pipe (102) on each adjacent unit crystal transition kettle (101), a conveying joint (401) and a backflow joint (402) are symmetrically arranged in the middle of the connection filter frame (4), the conveying joint (401) and the backflow joint (402) are respectively connected with the corresponding discharging pipe (104) and the feeding pipe (102) in an interconnecting manner, a filtering joint (607) is arranged at the top end of the filtering conveying pipe (606), a central joint (604) is arranged at the top end of the central backflow pipe (603), the conveying joint (401) and the backflow joint (402) are respectively matched with the filtering joint (607) and the central joint (604) in size, and the discharging pipe (104) and the feeding pipe (102) are respectively connected with the filtering joint (607) and the central joint (604) in an up-down plug manner through the conveying joint (401) and the backflow joint (402).
3. The ferric phosphate crystal transition continuous production device according to claim 2, wherein the center of the annular fixed frame (1) is rotationally connected with a circulating turntable (5), a plurality of embedded sleeves (501) are circumferentially arranged in the middle of the circulating turntable (5) in a surrounding mode, crystal filter cartridges (6) are arranged in the middle of each embedded sleeve (501) in a nested sliding mode, the number of the crystal filter cartridges (6) is twice that of the connected filter frames (4), a linkage lifting frame (505) is arranged in the center of the circulating turntable (5) in a sliding mode, a hydraulic telescopic rod (506) is arranged in the middle of the linkage lifting frame (505), all the crystal filter cartridges (6) are connected with the linkage lifting frame (505), and the linkage lifting frame (505) drives all the crystal filter cartridges (6) to move up and down synchronously.
4. The continuous production device for iron phosphate crystal transformation according to claim 1, wherein a guide sliding sleeve (703) is connected and arranged at the center of the annular sealing plate (7), a central guide rod (701) is arranged at the center of the bottom of the crystal filter cartridge (6), the annular sealing plate (7) slides up and down along the central guide rod (701) through the guide sliding sleeve (703) to close or open the discharge opening (608), an annular magnet (704) is arranged around the top end of the guide sliding sleeve (703), an opening electromagnet (702) is arranged at the top end of the central guide rod (701), a closing spring (705) is arranged below the guide sliding sleeve (703), the closing spring (705) pushes the annular sealing plate (7) to move upwards to be embedded in the discharge opening (608) to keep closed, and the opening electromagnet (702) is electrified to generate magnetic force to move downwards to open the discharge opening (608) through repulsive force pushing the annular magnet (704) and the annular sealing plate (7).
5. The ferric phosphate crystal transition continuous production device according to claim 3, wherein an annular connecting pipe (8) is arranged above the annular fixing frame (1), a plurality of blanking flushing pipes (801) are circumferentially arranged in the middle of the annular connecting pipe (8) in a surrounding mode, the blanking flushing pipes (801) and the unit crystal transition kettles (101) are correspondingly arranged, the number of the blanking flushing pipes (801) is half of that of the unit crystal transition kettles (101), flushing joints (802) are arranged at the bottoms of the blanking flushing pipes (801), and the blanking flushing pipes (801) are connected with the filtering joints (607) in an up-down pulling mode through the flushing joints (802).
6. The continuous production device for iron phosphate crystal transformation according to claim 5, wherein a plurality of unit aggregate barrels (803) are circumferentially arranged under the circulating turntable (5) in a surrounding manner, the unit aggregate barrels (803) are located right under the blanking flushing pipe (801), inclined aggregate pipes (805) are arranged at the bottom ends of the unit aggregate barrels (803) in a connecting manner, telescopic aggregate barrels (806) are arranged at the bottom ends of the inclined aggregate pipes (805) in a connecting manner, all the unit aggregate barrels (803) are connected with the telescopic aggregate barrels (806) through the corresponding inclined aggregate pipes (805), vertical telescopic rods (807) are arranged on the outer sides of the telescopic aggregate barrels (806) in parallel, the vertical telescopic rods (807) drive all the unit aggregate barrels (803) to move up and down synchronously through the telescopic aggregate barrels (806) and the inclined aggregate pipes (805), aggregate connectors (804) are arranged at the top end opening edges of the unit aggregate barrels (803) in a surrounding manner, annular connectors (609) are arranged on the outer sides of the discharging openings (608) in a surrounding manner, and the annular connectors (803) are matched with the annular connectors (609).
7. The continuous production device for iron phosphate crystal transformation according to claim 1, wherein a temperature control jacket (2) is arranged in the middle of the side wall of the unit crystal transformation kettle (101), circulating conveying pipes (201) are arranged at the upper end and the lower end of the temperature control jacket (2), a plurality of annular-structure interval heat conducting fins (204) are uniformly and parallelly arranged in the temperature control jacket (2) along the vertical central line direction, uniform separation is carried out in the temperature control jacket (2) through a plurality of interval heat conducting fins (204) which are arranged in parallel, circulating openings (205) are formed in the middle of the inner side of each interval heat conducting fin (204), and the circulating openings (205) of adjacent interval heat conducting fins (204) are reversely arranged.
8. The continuous production device for iron phosphate crystal transformation according to claim 7, wherein a plurality of rotary jogging grooves (202) are uniformly and parallelly arranged on the inner wall of the temperature control jacket (2) along the vertical central line direction, the rotary jogging grooves (202) and the interval heat conducting fins (204) are correspondingly arranged, the interval heat conducting fins (204) are rotationally connected with the temperature control jacket (2) through the rotary jogging grooves (202), linkage magnets (206) are circumferentially and circumferentially arranged at the edge of the interval heat conducting fins (204), a plurality of tooth-shaped positioning grooves (203) are uniformly and circumferentially arranged at the edge of the rotary jogging grooves (202), a locking sliding sleeve (207) is horizontally arranged in the middle of the interval heat conducting fins (204), elastic positioning teeth (208) are arranged in a nested sliding mode on the inner side of the locking sliding sleeve (207), and the elastic positioning teeth (208) are mutually matched with the tooth-shaped positioning grooves (203).
9. The continuous production device for iron phosphate crystal transformation according to claim 8, wherein a lifting adjusting frame (3) is arranged on the outer side of the unit crystal transformation kettle (101) in a nested sliding manner, a rotary adjusting frame (304) is further arranged between the outer wall of the unit crystal transformation kettle (101) and the lifting adjusting frame (3), the rotary adjusting frame (304) is rotationally connected with the lifting adjusting frame (3), and a driving electromagnet (305) is arranged on the inner wall of the rotary adjusting frame (304) in a surrounding manner.
10. Use of the continuous production device for iron phosphate crystal transformation according to any one of claims 1 to 9, characterized in that it comprises the following steps:
the device carries out continuous crystal transformation production on ferric phosphate through the unit crystal transformation kettles (101), a feed pipe (102) on the unit crystal transformation kettles (101) is connected with a discharge pipe (104) on the next adjacent unit crystal transformation kettles (101) to enable a plurality of unit crystal transformation kettles (101) to be connected in series in sequence, when carrying out reaction production, a synthetic liquid is conveyed to a first unit crystal transformation kettles (101) in real time to carry out reaction crystal production, after a period of reaction crystal, a continuous conveying pump (103) conveys the synthetic liquid in the first unit crystal transformation kettles (101) to the next unit crystal transformation kettles (101), and the synthetic liquid passes through corresponding crystal filter cartridges (6) when being conveyed to the next unit crystal transformation kettles (101) by one unit crystal transformation kettles (101), the synthetic liquid is conveyed to a conveying interlayer (605) through a filtering conveying pipe (606), then conveyed to a central reflux drum (602) through an annular filter screen (601), then conveyed to the next unit crystal transferring kettle (101) through a central reflux pipe (603), the crystal crystals are intercepted and filtered by the annular filter screen (601) and collected in the conveying interlayer (605) so as to be filtered to collect the crystal crystals when the synthetic liquid is conveyed and conveyed, after the synthetic liquid is conveyed and filtered, the annular sealing plate (7) can be assembled and disassembled so as to open a discharging opening (608), the crystal collected in the crystal collecting interlayer is cleaned, and the synthetic liquid sequentially passes through all the unit crystal transferring kettles (101), continuous crystal transformation production is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310558339.2A CN116271943B (en) | 2023-05-18 | 2023-05-18 | Ferric phosphate crystal transformation continuous production device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310558339.2A CN116271943B (en) | 2023-05-18 | 2023-05-18 | Ferric phosphate crystal transformation continuous production device and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116271943A true CN116271943A (en) | 2023-06-23 |
| CN116271943B CN116271943B (en) | 2023-08-01 |
Family
ID=86803499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310558339.2A Active CN116271943B (en) | 2023-05-18 | 2023-05-18 | Ferric phosphate crystal transformation continuous production device and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116271943B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0785030A2 (en) * | 1996-01-17 | 1997-07-23 | Matsumoto Machine Mfg. Co., Ltd. | Centrifugal filtration method and apparatus therefor |
| CN115069204A (en) * | 2022-08-23 | 2022-09-20 | 山东彩客新材料有限公司 | Continuous production device and method for synthesizing iron phosphate from mixed phosphoric and phosphoric acid |
| CN115138315A (en) * | 2022-07-11 | 2022-10-04 | 浙江国盛源实业有限公司 | Creatine purification device and method |
| CN115404347A (en) * | 2022-09-21 | 2022-11-29 | 湖北大江环保科技股份有限公司 | Oxygen pressure leaching process for ash |
| CN115581936A (en) * | 2022-11-01 | 2023-01-10 | 天津新陆源科技有限公司 | Waste cleaning agent regeneration device and use method thereof |
| CN116130821A (en) * | 2023-04-04 | 2023-05-16 | 沧州彩客锂能有限公司 | Wet recycling device for lithium iron phosphate battery and application method of wet recycling device |
-
2023
- 2023-05-18 CN CN202310558339.2A patent/CN116271943B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0785030A2 (en) * | 1996-01-17 | 1997-07-23 | Matsumoto Machine Mfg. Co., Ltd. | Centrifugal filtration method and apparatus therefor |
| CN115138315A (en) * | 2022-07-11 | 2022-10-04 | 浙江国盛源实业有限公司 | Creatine purification device and method |
| CN115069204A (en) * | 2022-08-23 | 2022-09-20 | 山东彩客新材料有限公司 | Continuous production device and method for synthesizing iron phosphate from mixed phosphoric and phosphoric acid |
| CN115404347A (en) * | 2022-09-21 | 2022-11-29 | 湖北大江环保科技股份有限公司 | Oxygen pressure leaching process for ash |
| CN115581936A (en) * | 2022-11-01 | 2023-01-10 | 天津新陆源科技有限公司 | Waste cleaning agent regeneration device and use method thereof |
| CN116130821A (en) * | 2023-04-04 | 2023-05-16 | 沧州彩客锂能有限公司 | Wet recycling device for lithium iron phosphate battery and application method of wet recycling device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116271943B (en) | 2023-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115069204B (en) | Continuous production device and method for synthesizing iron phosphate from mixed phosphoric and phosphoric acid | |
| CN1233453C (en) | Automatic filtering/back purging system liquid and solid separation for in three phase paste state bed reactor | |
| CN116271943B (en) | Ferric phosphate crystal transformation continuous production device and application method thereof | |
| CN201116299Y (en) | Industrialization waste plastic oil refining reaction still | |
| CN116111226A (en) | Lithium iron phosphate battery recycling, treating and leaching device and application method thereof | |
| CN116395774B (en) | DATA synthesis production wastewater treatment device and application method thereof | |
| CN203061162U (en) | Heterogeneous catalysis reaction separating-coupling device | |
| CN114892255A (en) | Electroplating solution recycling system and control method thereof | |
| CN115073042A (en) | Concrete synergist with composite function and preparation method thereof | |
| CN114832751B (en) | Lithium precipitation kettle for lithium battery material production and lithium precipitation process thereof | |
| CN112845435A (en) | Lifting type cleaning device for fermented grains between retort pots and retort pot seats | |
| CN112210492A (en) | Raw materials fermentation equipment is used in animal remedy production | |
| CN117599455A (en) | Automatic control device and method for ammonium paratungstate crystallization | |
| CN214360622U (en) | Multistage water filter equipment that purified water producer used | |
| CN219399149U (en) | Heat exchange device for sewage temperature raising | |
| CN218485958U (en) | Reation kettle for chemical production | |
| CN221230071U (en) | Beef cattle slaughtering hot water constant temperature circulation system | |
| CN211394333U (en) | Azo-bis-isobutyronitrile integrated dissolution and crystallization production device | |
| CN216533583U (en) | Preheating device is used in milk processing | |
| CN114739209B (en) | Low-consumption high-efficiency heat exchanger for chemical production | |
| CN113772737B (en) | Production system of high-purity manganese sulfate based on multisensor | |
| CN115317952B (en) | Titanium dioxide separation production auxiliary device | |
| CN116002915B (en) | Device and method for recycling high-purity molybdenum trioxide from molybdenum-containing wastewater | |
| CN215327396U (en) | Environment-friendly municipal sewage purification device | |
| CN215162549U (en) | Efficient lactic acid fermentation equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |