CN118846607B - Solid-liquid separation equipment is used in production of ternary precursor - Google Patents
Solid-liquid separation equipment is used in production of ternary precursor Download PDFInfo
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- CN118846607B CN118846607B CN202411324570.6A CN202411324570A CN118846607B CN 118846607 B CN118846607 B CN 118846607B CN 202411324570 A CN202411324570 A CN 202411324570A CN 118846607 B CN118846607 B CN 118846607B
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- negative pressure
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- 239000007788 liquid Substances 0.000 title claims abstract description 48
- 238000000926 separation method Methods 0.000 title claims abstract description 33
- 239000002243 precursor Substances 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 94
- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000005086 pumping Methods 0.000 claims abstract description 59
- 239000004744 fabric Substances 0.000 claims abstract description 43
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000007790 scraping Methods 0.000 claims description 60
- 238000007599 discharging Methods 0.000 claims description 31
- 239000012065 filter cake Substances 0.000 claims description 24
- 238000005406 washing Methods 0.000 claims description 24
- 238000012216 screening Methods 0.000 claims description 23
- 239000011344 liquid material Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 12
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/164—Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
- B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/30—Feeding devices ; Discharge devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/30—Feeding devices ; Discharge devices
- B01D25/305—Feeding devices ; Discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
本发明公开了一种三元前驱体生产用固液分离设备，包括压滤机和盘式干燥机，所述压滤机包括：机架，所述机架的上部设置有导向支架；多个滤板，横向可移动安装于所述导向支架上；压紧机构，包含固定安装于所述导向支架一端的顶推液压缸；进料管，用于将物料泵送进入相邻两个滤板的滤布之间；压滤加强机构，包含多个环形电磁铁、以及多个抽负压管；所述盘式干燥机的进料端通过相应的物料传输机构连接到所述压滤机的导料斗的出料端，用于对压滤后的物料进行加热干燥。本发明既能够有效提升对物料的压滤效果和压滤效率，且能够提升物料在烘干时与加热盘的接触均匀性，从而有效提升对物料的固液分离效果和固液分离效率。
The present invention discloses a solid-liquid separation device for ternary precursor production, including a filter press and a disc dryer, wherein the filter press includes: a frame, the upper part of which is provided with a guide bracket; a plurality of filter plates, which are laterally movably mounted on the guide bracket; a clamping mechanism, comprising a push hydraulic cylinder fixedly mounted on one end of the guide bracket; a feed pipe, which is used to pump the material into the filter cloth between two adjacent filter plates; a filter press strengthening mechanism, comprising a plurality of annular electromagnets and a plurality of negative pressure pumping pipes; the feed end of the disc dryer is connected to the discharge end of the guide hopper of the filter press through a corresponding material transmission mechanism, which is used to heat and dry the material after the filter press. The present invention can effectively improve the filter press effect and filter press efficiency of the material, and can improve the contact uniformity between the material and the heating disc during drying, thereby effectively improving the solid-liquid separation effect and solid-liquid separation efficiency of the material.
Description
Technical Field
The invention relates to the technical field of solid-liquid separation equipment for ternary precursor production, in particular to solid-liquid separation equipment for ternary precursor production.
Background
In the production process of the ternary precursor, solid-liquid separation treatment is needed, and the existing solid-liquid separation equipment for producing the ternary precursor generally comprises a filter press and a disc dryer.
The liquid material in the material is filtered through the filter press, and then the material subjected to preliminary solid-liquid separation is dried through the disc dryer so as to further remove the liquid material in the material. The existing solid-liquid separation equipment for ternary precursor production adopts a filter press and a disc dryer which are all existing traditional equipment, wherein the filter press basically only relies on an independent pressurizing mode to extrude a filter cake, so that the improvement effect of the solid-liquid separation efficiency is limited, and the disc dryer has the problem that the contact uniformity of materials and a heating disc is insufficient, so that the solid-liquid separation effect and the solid-liquid separation efficiency of the materials are affected.
Therefore, the design of the solid-liquid separation equipment for producing the ternary precursor, which can effectively improve the filter pressing effect and the filter pressing efficiency of materials and can improve the contact uniformity of the materials and the heating plate during drying, so that the solid-liquid separation effect and the solid-liquid separation efficiency of the materials are effectively improved, is a research purpose of the invention.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to provide solid-liquid separation equipment for producing ternary precursors, which can effectively solve the technical problems in the prior art.
The technical scheme of the invention is as follows:
the solid-liquid separation equipment for producing ternary precursors comprises a filter press and a tray dryer, wherein the filter press comprises:
The device comprises a frame, wherein a corresponding guide bracket is arranged at the upper part of the frame, and a guide hopper with a feed inlet facing the guide bracket is fixedly arranged on the frame at the lower side of the guide bracket;
The filter plates are transversely movably arranged on the guide brackets, corresponding accommodating cavities are respectively arranged on opposite sides of two adjacent filter plates, the middle parts of the filter plates respectively penetrate through guide pipes positioned in the middle parts of the accommodating cavities, corresponding filter cloth is fixedly connected to one side of each filter plate provided with the accommodating cavity, and the middle parts of the filter cloth are respectively connected to the guide pipes in a sealing manner;
The pressing mechanism comprises a pushing hydraulic cylinder fixedly arranged at one end of the guide bracket, when a piston rod of the pushing hydraulic cylinder extends out, a plurality of filter plates form closed connection under the pushing action of the pushing hydraulic cylinder, and after the filter plates are mutually closed and connected, two adjacent guide pipes are respectively arranged at intervals;
the feeding pipe is fixedly arranged at the other end of the guide bracket, the feeding end of the feeding pipe is connected with an external material source in a pumping mode, and the discharging end of the feeding pipe is connected with a material guiding pipe of a filter plate positioned at the end part and used for pumping materials into a space between filter fabrics of two adjacent filter plates;
The filter pressing reinforcing mechanism comprises a plurality of annular electromagnets and a plurality of negative pressure pumping pipes, wherein the annular electromagnets are respectively sleeved on the periphery of the corresponding material guide pipes and fixedly connected to the inner sides of the corresponding filter fabrics, the feeding ends of the negative pressure pumping pipes are respectively connected to the filter plates on the inner sides of the filter fabrics and are used for vacuumizing the accommodating cavities on the filter plates, the negative pressure pumping pipes are connected to the corresponding negative pressure pumping mechanisms in parallel, materials enter between the filter fabrics of two adjacent filter plates, the annular electromagnets are electrified, the distance between the filter fabrics of the two adjacent filter plates is reduced under the action of adsorption force so as to squeeze and filter the liquid materials in the filter cakes, and meanwhile, the negative pressure pumping mechanisms start negative pressure pumping so as to accelerate the pumping and discharging of the liquid materials in the filter cakes;
The feeding end of the tray dryer is connected to the discharging end of the guide hopper of the filter press through a corresponding material conveying mechanism and is used for heating and drying the filter-pressed materials.
The tray dryer includes:
The fixed tank body is internally provided with a first heating disc and a second heating disc in an alternating manner according to the height, the middle parts of the first heating disc and the second heating disc are respectively provided with corresponding guide holes, the periphery of the second heating disc is arranged on the outer side of the first heating disc in an extending manner, and the aperture of the guide hole of the first heating disc is smaller than that of the guide hole of the second heating disc;
The scraping driving mechanism comprises a driving shaft penetrating through guide holes of the first heating plate and the second heating plate, and the driving shaft is driven by a corresponding driving motor;
the first scraping mechanism comprises a first fixed rod piece fixedly connected to a driving shaft on the upper side of the first heating disc in an annular array, a plurality of corresponding first fixed shaft pieces are fixedly connected to the first fixed rod piece side by side downwards respectively, first scraping plates for scraping materials on the first heating disc outwards are rotatably arranged on the first fixed shaft pieces respectively, and the first scraping plates and the first fixed shaft pieces are limited by corresponding first limiting springs respectively;
The second scraping mechanism comprises a second fixed rod piece fixedly connected to a driving shaft at the upper side of the second heating disc in an annular array, a plurality of corresponding second fixed shaft pieces are fixedly connected to the second fixed rod piece side by side downwards respectively, second scraping plates for scraping materials on the second heating disc inwards are rotatably arranged on the second fixed shaft pieces respectively, and the second scraping plates and the second fixed shaft pieces are limited by corresponding second limiting springs respectively;
The scraper driving mechanism comprises a plurality of rings of magnet sheets fixedly connected to the upper sides of the first heating disc and the second heating disc at intervals in an annular array mode, the magnet sheets are respectively arranged corresponding to the first scraper and the second scraper, when the first scraper and the second scraper rotate to pass through the positions of the magnet sheets, the first scraper and the second scraper are adsorbed, the first limiting spring and the second limiting spring are compressed, when the compression elasticity of the first limiting spring and the second limiting spring is larger than the adsorption force of the magnet sheets, the first scraper and the second scraper leave the positions of the magnet sheets, swing is formed under the action of the elasticity of the first limiting spring and the second limiting spring, and when scraping materials, scattering is formed on the materials.
The bottom side of the cover cap is rotatably provided with a ring-shaped screening plate, a plurality of corresponding screening holes are uniformly distributed on the screening plate, a plurality of corresponding crushed aggregates protruding edges are fixedly connected to the top surface of the screening plate at intervals, and the screening plate is driven by a rotary driving motor fixedly arranged on the guide hopper.
A plurality of baffle plates are arranged in the cover cap at intervals, and the bottoms of the baffle plates are arranged at intervals with the convex edges of the crushed aggregates.
The sieving plate is internally provided with a plurality of fixed connecting rods which are fixedly connected to the output shaft end of the rotary driving motor at intervals.
The negative pressure pumping mechanism comprises a negative pressure pumping container, a plurality of negative pressure pumping pipes are connected to the negative pressure pumping container in parallel, and the top pump of the negative pressure pumping container is connected to a corresponding vacuum pump.
The piston rod end of the pushing hydraulic cylinder is fixedly connected with a corresponding blocking push plate, the piston rod of the pushing hydraulic cylinder extends out, and the blocking push plate pushes a plurality of filter plates to form mutual closing connection.
The annular electromagnets on the filter plates at the end parts are respectively provided with corresponding plug-in shafts on one sides which are not connected with the filter cloth, and the plug-in shafts are respectively movably plugged into the filter plates at the end parts.
The annular electromagnets on the two sides of the filter plate in the middle are fixedly connected with a guide sleeve and a guide shaft which are movably butted with each other respectively on one side of the filter cloth.
The filter press also comprises a washing mechanism, wherein the washing mechanism comprises a washing liquid distribution pipe connected between the filter cloth of the two adjacent filter plates, and the washing liquid distribution pipe is connected to an external washing liquid source through a corresponding washing liquid inlet pipe pump.
The invention has the advantages that:
1) The filter pressing reinforcing mechanism comprises a plurality of annular electromagnets and a plurality of negative pressure pumping pipes, wherein the annular electromagnets are respectively sleeved on the periphery of the corresponding material guiding pipes and fixedly connected to the inner sides of the corresponding filter cloth, and the feeding ends of the negative pressure pumping pipes are respectively connected to the filter plates on the inner sides of the filter cloth and are used for vacuumizing the accommodating cavities on the filter plates. After the material enters between the filter cloth of two adjacent filter plates, the liquid material in the material gradually enters the accommodating cavity of the filter plates through the filter cloth along with the increase of the feeding pressure, when the feeding pressure reaches a set value, the annular electromagnet is electrified, the interval between the filter cloth of two adjacent filter plates is reduced under the action of the adsorption force so as to squeeze and filter the liquid material in the filter cake, and meanwhile, the negative pressure pumping mechanism starts negative pressure pumping so as to accelerate the pumping and discharging of the liquid material in the filter cake. Therefore, when the filter cake is extruded, negative pressure can be effectively pumped to the filter cake, liquid materials in the filter cake are discharged in a bidirectional manner, and further solid-liquid separation efficiency is greatly improved.
2) The invention also fixedly installs a discharging hopper at the lower side of the discharging end of the guide hopper, the top of the discharging hopper is in an inverted L shape and is inwards folded and provided with a corresponding cover cap, and the discharging end of the guide hopper extends into the cover cap in a penetrating way. In the process of blanking filter cakes after filter pressing to a guide hopper, the materials are subjected to preliminary crushing through collision, the crushed materials enter a cover cap of the blanking hopper through the guide hopper, and along with the rotation of a screening plate, the crushed material protruding edges drive the materials to pass through a baffle plate, under the cooperation of the crushed material protruding edges and the baffle plate, the crushed materials are sheared and crushed, the crushed materials are uniformly screened out through screening holes on the screening plate, so that the crushed materials are effectively and directly output after being crushed, and the materials after solid-liquid separation can directly enter corresponding drying equipment to be dried and processed, thereby improving the use function of the invention.
3) The annular electromagnets on the filter plates at the end parts are respectively provided with corresponding inserting shafts at one side which is not connected with the filter cloth, the inserting shafts are respectively movably inserted into the filter plates at the end parts, and the guide sleeves and the guide shafts which are movably butted with each other are respectively fixedly connected at one side which is not connected with the filter cloth, at the two sides of the filter plates at the middle part. So as to transfer the load of the annular electromagnet to the filter plate, thereby preventing excessive load from being caused to the filter cloth by the arrangement of the annular electromagnet so as to ensure the practical effect of the invention.
4) According to the invention, the structure of the first scraping mechanism and the second scraping mechanism is improved, meanwhile, the scraping plate driving mechanism is additionally arranged, the scraping plate driving mechanism comprises a plurality of circles of magnet sheets fixedly connected to the upper sides of the first heating disc and the second heating disc at intervals in an annular array mode, when the first scraping plate and the second scraping plate rotate to pass through the positions of the magnet sheets, the first scraping plate and the second scraping plate are adsorbed, the first limiting spring and the second limiting spring are compressed, when the compression elasticity of the first limiting spring and the second limiting spring is larger than the adsorption force of the magnet sheets, the first scraping plate and the second scraping plate leave the positions of the magnet sheets, swing is formed under the action of the elasticity of the first limiting spring and the second limiting spring, so that when scraping is carried out on materials, scattering is formed on the materials, the materials can be synchronously formed in the process of scraping and pushing the materials, the contact uniformity and the contact rate of the materials and the heating disc are improved, and the drying effect on the materials is effectively improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the filter press.
Fig. 3 is a front view of the filter press.
Fig. 4 is a partial enlarged view of a portion a of fig. 2.
Fig. 5 is an assembly schematic of the filter plate.
Fig. 6 is a cross-sectional view of the filter plate at the end.
Fig. 7 is a cross-sectional view of the filter plate in the middle.
Fig. 8 is a schematic structural view of the blanking hopper.
Fig. 9 is a cross-sectional view of the blanking hopper.
Fig. 10 is a schematic structural view of a tray dryer.
Fig. 11 is a sectional view of the tray dryer.
Fig. 12 is a schematic view of the structure of the tray dryer with the stationary tank removed.
Fig. 13 is an assembly schematic diagram of the first heating plate and the second heating plate.
Fig. 14 is a schematic structural view of the first scraping mechanism.
Fig. 15 is a schematic structural view of the second scraping mechanism.
In the accompanying drawings: the machine frame 1, the guide bracket 2, the guide hopper 3, the filter plate 4, the holding cavity 401, the guide pipe 402, the filter cloth 5, the pressing mechanism 6, the pushing hydraulic cylinder 601, the baffle plate 602, the feeding pipe 7, the ring electromagnet 801, the negative pressure pumping pipe 802, the negative pressure pumping container 901, the vacuum pumping pump 902, the washing mechanism 10, the washing liquid distribution pipe 1001, the washing liquid inlet pipe 1002, the discharging hopper 11, the cover 12, the sieving plate 13, the crushed aggregates convex edge 14, the rotary driving motor 15, the baffle plate 16, the fixed connecting rod 17, the plug-in shaft 18, the guide sleeve 19, the guide shaft 20, the fixed tank 21, the feed hopper 22, the discharge pipe 2101, the first heating disc 23, the second heating disc 24, the guide hole 25 the scraping driving mechanism 26, the driving shaft 2601, the driving motor 2602, the first scraping mechanism 27, the first fixing rod 2701, the first fixing shaft 2702, the first scraping plate 2703, the first limit spring 2704, the second scraping mechanism 28, the second fixing rod 2801, the second fixing shaft 2802, the second scraping plate 2803, the second limit spring 2804, the scraping plate driving mechanism 29, the material conveying mechanism 30, the material guiding cone 31, the material discharging opening 32, the fixing ring plate 33, the annular material discharging groove 34, the discharging hole 35, the protruding block 36, the driving block 37, the connecting spring 38, the hot air inlet pipe 39, the exhaust pipe 40, the first baffle 41, the second baffle 42, and the moisture discharging pipe 43.
Detailed Description
For the convenience of understanding by those skilled in the art, the structure of the present invention will now be described in further detail with reference to the accompanying drawings:
Referring to fig. 1 to 15, a solid-liquid separation apparatus for ternary precursor production includes a filter press and a tray dryer, the filter press including:
the device comprises a frame 1, wherein a corresponding guide bracket 2 is arranged at the upper part of the frame 1, and a guide hopper 3 with a feed inlet facing the guide bracket 2 is fixedly arranged on the frame 1 at the lower side of the guide bracket 2;
the filter plates 4 are transversely and movably arranged on the guide bracket 2, corresponding accommodating cavities 401 are respectively arranged on opposite sides of two adjacent filter plates 4, guide pipes 402 positioned in the middle of the accommodating cavities 401 are respectively and penetratingly arranged in the middle of the filter plates 4, corresponding filter cloth 5 is fixedly connected to one side of each filter plate 4 provided with the accommodating cavity 401, and the middle of each filter cloth 5 is respectively and hermetically connected to the corresponding guide pipe 402;
The pressing mechanism 6 comprises a pushing hydraulic cylinder 601 fixedly arranged at one end of the guide bracket 2, when a piston rod of the pushing hydraulic cylinder 601 extends out, a plurality of filter plates 4 mutually form closed connection under the pushing action of the pushing hydraulic cylinder 601, and after the filter plates 4 are mutually closed and connected, two adjacent material guide pipes 402 are respectively arranged at intervals;
The feeding pipe 7 is fixedly arranged at the other end of the guide bracket 2, the feeding end of the feeding pipe 7 is connected with an external material source in a pumping way, and the discharging end of the feeding pipe 7 is connected with the material guiding pipe 402 of the filter plates 4 positioned at the end part and is used for pumping materials into the space between the filter cloth 5 of two adjacent filter plates 4;
the filter pressing reinforcing mechanism comprises a plurality of annular electromagnets 801 and a plurality of negative pressure pumping pipes 802, wherein the annular electromagnets 801 are respectively sleeved on the periphery of a corresponding guide pipe 402 and fixedly connected to the inner sides of corresponding filter cloth 5, the feeding ends of the negative pressure pumping pipes 802 are respectively connected to filter plates 4 on the inner sides of the filter cloth 5 and are used for vacuumizing a containing cavity 401 on the filter plates 4, the plurality of negative pressure pumping pipes 802 are connected to the corresponding negative pressure pumping mechanisms in parallel, materials enter between the filter cloth 5 of two adjacent filter plates 4, the annular electromagnets 801 are electrified, the distance between the filter cloth 5 of the two adjacent filter plates 4 is reduced under the action of adsorption force so as to squeeze and filter liquid materials in filter cakes, and meanwhile, the negative pressure pumping mechanism starts negative pressure pumping so as to accelerate the pumping and discharging of the liquid materials in the filter cakes;
The feeding end of the tray dryer is connected to the discharging end of the guide hopper 3 of the filter press through a corresponding material conveying mechanism 30, and is used for heating and drying the filter-pressed materials. The material conveying mechanism 30 in this embodiment employs a lifting auger.
The filter pressing reinforcing mechanism comprises a plurality of ring electromagnets 801 and a plurality of negative pressure pumping pipes 802, wherein the ring electromagnets 801 are respectively sleeved on the periphery of the corresponding material guiding pipes 402 and fixedly connected to the inner sides of the corresponding filter cloth 5, and the feeding ends of the negative pressure pumping pipes 802 are respectively connected to the filter plates 4 on the inner sides of the filter cloth 5 and are used for vacuumizing the accommodating cavities 401 on the filter plates 4. After the material enters between the filter cloth 5 of two adjacent filter plates 4, the liquid material in the material gradually enters the accommodating cavity 401 of the filter plates 4 through the filter cloth 5 along with the increase of the feeding pressure, when the feeding pressure reaches a set value, the annular electromagnet 801 is electrified, the interval between the filter cloth 5 of two adjacent filter plates 4 is reduced under the action of the adsorption force so as to squeeze and filter the liquid material in the filter cakes, and meanwhile, the negative pressure pumping mechanism starts negative pressure pumping so as to accelerate the pumping and discharging of the liquid material in the filter cakes. Therefore, when the filter cake is extruded, negative pressure can be effectively pumped to the filter cake, liquid materials in the filter cake are discharged in a bidirectional manner, and further solid-liquid separation efficiency is greatly improved.
The tray dryer includes:
The fixed tank body 21 is internally provided with a first heating disc 23 and a second heating disc 24 according to the height alternation, the middle parts of the first heating disc 23 and the second heating disc 24 are respectively provided with corresponding guide holes 25, the periphery of the second heating disc 24 is arranged on the outer side of the first heating disc 23 in an extending way, and the aperture of the guide holes of the first heating disc 23 is smaller than that of the second heating disc 24;
A scraping drive mechanism 26 including a drive shaft 2601 penetrating through the guide holes 25 of the first and second heating plates 23, 24, the drive shaft 2601 being driven by a corresponding drive motor 2602;
the first scraping mechanism 27 comprises a first fixed rod member 2701 fixedly connected to a driving shaft 2601 at the upper side of the first heating disc 23 in an annular array, a plurality of corresponding first fixed shaft members 2702 are fixedly connected to the first fixed rod member 2701 side by side downwards, first scraping plates 2703 for scraping materials on the first heating disc 23 outwards are rotatably arranged on the first fixed shaft members 2702, and the first scraping plates 2703 and the first fixed shaft members 2702 are limited by corresponding first limiting springs 2704;
The second scraping mechanism 28 comprises a second fixed rod piece 2801 fixedly connected to a driving shaft 2601 at the upper side of the second heating disc 24 in an annular array, a plurality of corresponding second fixed shaft pieces 2802 are fixedly connected to the second fixed rod piece 2801 side by side downwards, second scraping plates 2803 for scraping materials on the second heating disc 24 inwards are rotatably arranged on the second fixed shaft pieces 2802, and the second scraping plates 2803 and the second fixed shaft pieces 2802 are limited by corresponding second limiting springs 2804;
The scraper driving mechanism 29 comprises a plurality of rings of magnet sheets fixedly connected to the upper sides of the first heating disc 23 and the second heating disc 24 at intervals in an annular array, the magnet sheets are respectively arranged corresponding to the first scraper 2703 and the second scraper 2803, when the first scraper 2703 and the second scraper 2803 rotate to pass through the positions of the magnet sheets, the first scraper 2703 and the second scraper 2803 are adsorbed, the first limit spring 2704 and the second limit spring 2804 are compressed, and when the compression elasticity of the first limit spring 2704 and the second limit spring 2804 is larger than the adsorption force of the magnet sheets, the first scraper 2703 and the second scraper 2803 leave the positions of the magnet sheets and swing under the elastic force of the first limit spring 2704 and the second limit spring 2804 so as to scatter materials when scraping materials.
According to the invention, the structure of the first scraping mechanism 27 and the second scraping mechanism 28 is improved, meanwhile, the scraping plate driving mechanism 29 is additionally arranged, the scraping plate driving mechanism comprises a plurality of circles of magnet sheets fixedly connected to the upper sides of the first heating disc 23 and the second heating disc 24 at intervals in an annular array, when the first scraping plate 2703 and the second scraping plate 2803 rotate to pass through the positions of the magnet sheets, the first scraping plate 2703 and the second scraping plate 2803 are adsorbed, the first limiting spring 2704 and the second limiting spring 2804 are compressed, when the compression elasticity of the first limiting spring 2704 and the second limiting spring 2804 is larger than the adsorption force of the magnet sheets, the first scraping plate 2703 and the second scraping plate 2803 leave the positions of the magnet sheets, and swing under the action of the elasticity of the first limiting spring 2704 and the second limiting spring 2804, so that when the materials are shoveled, the materials can be scattered, and the materials can be scattered synchronously in the process of shoveling the materials, so that the contact uniformity and the contact efficiency of the materials with the heating discs are improved, and the drying effect of the materials is improved.
The lower side of the discharging end of the guide hopper 3 is fixedly provided with a corresponding discharging hopper 11, the top of the discharging hopper 11 is inverted-L-shaped and is inwards folded to be provided with a corresponding cover 12, the discharging end of the guide hopper 3 extends into the cover 12 in a penetrating manner, the bottom side of the cover 12 is rotatably provided with a ring-shaped screening plate 13, a plurality of corresponding screening holes are uniformly distributed on the screening plate 13, the top surface of the screening plate 13 is fixedly connected with a plurality of corresponding crushed aggregates protruding edges 14 at intervals, the screening plate 13 is driven by a rotary driving motor 15 fixedly arranged on the guide hopper 3, and the feeding hopper 22 is connected to the discharging end of the discharging hopper 11 through a lifting auger. A plurality of baffle plates 16 are arranged in the cover 12 at intervals, and the bottoms of the baffle plates are spaced from the crushed aggregates convex edges 14. The screening plate 13 is provided inwardly at intervals with a number of fixed links 17 secured to the output shaft end of the rotary drive motor 15.
In the process of blanking filter cakes after filter pressing to the guide hopper 3, the materials are primarily crushed through collision, the crushed materials enter a cover cap of the blanking hopper 11 through the guide hopper 3, the crushed material convex edges 14 drive the materials to pass through the baffle plate 16 along with the rotation of the screening plate 13, under the cooperation of the crushed material convex edges 14 and the baffle plate 16, the crushed materials are sheared and crushed, the crushed materials are uniformly screened out through screening holes on the screening plate 13, so that the filter cakes are effectively and directly crushed and then output, and the materials after solid-liquid separation can directly enter corresponding drying equipment to be dried and processed, so that the using function of the filter cake dryer is improved.
The negative pressure pumping mechanism comprises a negative pressure pumping container 901, a plurality of negative pressure pumping pipes 802 are connected to the negative pressure pumping container 901 in parallel, and the top pump of the negative pressure pumping container 901 is connected to a corresponding vacuum pumping pump 902.
The piston rod end of the pushing hydraulic cylinder 601 is fixedly connected with a corresponding blocking push plate 602, the piston rod of the pushing hydraulic cylinder 601 extends out, and the blocking push plate 602 pushes a plurality of filter plates 4 to form mutual closing connection.
The annular electromagnets 801 on the end filter plates 4 are respectively provided with corresponding inserting shafts 18 on the sides which are not connected with the filter cloth 5, and the inserting shafts 18 are respectively movably inserted on the end filter plates 4. The annular electromagnets 801 on the two sides of the filter plate 4 in the middle are fixedly connected with a guide sleeve 19 and a guide shaft 20 which form movable butt joint with each other respectively on one side of the filter cloth 5 which is not connected with the annular electromagnets. So as to transfer the load of the ring electromagnet 801 to the filter sheet 4, thereby preventing excessive load from being applied to the filter cloth 5 due to the arrangement of the ring electromagnet 801, and ensuring the practical effect of the present invention.
The filter press further comprises a washing mechanism 10, wherein the washing mechanism 10 comprises a washing liquid distribution pipe 1001 connected between the filter cloths 5 of two adjacent filter plates 4, and the washing liquid distribution pipe 1001 is pumped to an external washing liquid source through a corresponding washing liquid inlet pipe 1002. After the filter cake is formed, the filter cake can be washed by driving washing liquid, after washing is finished, the annular electromagnet 801 is electrified, and the negative pressure pumping mechanism is started to pump negative pressure, so that the use function of the filter cake washing machine is improved.
The fixed tank body 21 in the middle of the feed hopper 22 is fixedly connected with a corresponding guide cone 31, and a plurality of corresponding blanking openings 32 are uniformly distributed on the fixed tank body 21 at the periphery of the guide cone 31. Under the effect of the guide cone 31, the materials entering the feed hopper 22 are subjected to dispersion discharging, so that the uniformity of material discharging can be ensured, the uniformity of the materials in the subsequent shoveling and pushing process can be improved, and the drying effect on the materials can be further effectively improved.
The bottom side of the top of the fixed tank body 21 is fixedly connected with a corresponding fixed ring plate 33, a corresponding annular blanking groove 34 is movably arranged on the inner side of the fixed ring plate 33, a plurality of corresponding blanking holes 35 are uniformly distributed on the bottom surface of the annular blanking groove 34, a plurality of corresponding protruding blocks 36 are uniformly distributed on the inner side of the annular blanking groove 34, a driving block 37 matched with the protruding blocks 36 is fixedly connected on the driving shaft 2601, and in the rotation process of the driving shaft 2601, the driving block 37 gradually forms blocking pushing on the protruding blocks 36 to drive the annular blanking groove 34 to form shaking. Therefore, the scattered blanking can be further formed on the blanked materials, so that the uniformity of blanking of the materials is further ensured.
In this embodiment, the outer side of the annular blanking groove 34 is connected to the fixed ring plate 33 through a plurality of engagement springs 38.
The first heating plate 23 and the second heating plate 24 are respectively hollow, one side of the first heating plate 23 and one side of the second heating plate 24 are respectively connected to a corresponding hot gas inlet pipe 39 through corresponding air inlet pipes, and the other side of the first heating plate 23 and the other side of the second heating plate 34 are respectively connected to a corresponding exhaust pipe 40 through corresponding exhaust pipes.
The magnet pieces are respectively fixedly embedded at the bottoms of the top side surfaces of the first heating plate 23 and the second heating plate 24. The outer peripheries of the first heating plate 23 and the second heating plate 34 are respectively fixed to the fixed tank 21 by corresponding connecting rods.
A circle of corresponding first striker plates 41 are fixedly connected at the guide holes of the first heating plate 23 in an inward inclined manner. A circle of corresponding second baffles 42 are fixedly connected to the periphery of the second heating plate 24 in an outward inclined manner. The top of the fixed tank 21 is outwardly connected with a corresponding moisture discharging pipe 43.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (9)
1. The solid-liquid separation equipment for producing the ternary precursor comprises a filter press and a disc dryer, and is characterized in that,
The filter press comprises:
The device comprises a frame (1), wherein a corresponding guide bracket (2) is arranged at the upper part of the frame (1), and a guide hopper (3) with a feed inlet facing the guide bracket (2) is fixedly arranged on the frame (1) at the lower side of the guide bracket (2);
The filter plates (4) are transversely and movably arranged on the guide bracket (2), corresponding accommodating cavities (401) are respectively arranged on opposite sides of two adjacent filter plates (4), guide pipes (402) positioned in the middle of the accommodating cavities (401) are respectively and penetratingly arranged in the middle of the filter plates (4), corresponding filter cloth (5) is fixedly connected to one side of each filter plate (4) provided with the accommodating cavity (401), and the middle of each filter cloth (5) is respectively and hermetically connected to the corresponding guide pipe (402);
The pressing mechanism (6) comprises a pushing hydraulic cylinder (601) fixedly arranged at one end of the guide bracket (2), when a piston rod of the pushing hydraulic cylinder (601) extends out, a plurality of filter plates (4) are mutually closed and connected under the pushing action of the pushing hydraulic cylinder (601), and after the filter plates (4) are mutually closed and connected, two adjacent guide pipes (402) are respectively arranged at intervals;
The feeding pipe (7) is fixedly arranged at the other end of the guide bracket (2), the feeding end of the feeding pipe (7) is connected with an external material source in a pumping mode, the discharging end of the feeding pipe (7) is connected with a material guiding pipe (402) of the filter plates (4) at the end part, and the material guiding pipe is used for pumping materials into the space between the filter cloths (5) of two adjacent filter plates (4);
The filter pressing reinforcing mechanism comprises a plurality of annular electromagnets (801) and a plurality of negative pressure pumping pipes (802), wherein the annular electromagnets (801) are respectively sleeved on the periphery of a corresponding material guide pipe (402) and fixedly connected to the inner sides of corresponding filter cloth (5), the feeding ends of the negative pressure pumping pipes (802) are respectively connected to filter plates (4) on the inner sides of the filter cloth (5) and are used for vacuumizing a containing cavity (401) on the filter plates (4), the negative pressure pumping pipes (802) are connected to the corresponding negative pressure pumping mechanisms in parallel, materials enter between the filter cloth (5) of two adjacent filter plates (4), the annular electromagnets (801) are electrified, the distance between the filter cloth (5) of the two adjacent filter plates (4) is reduced under the action of adsorption force so as to squeeze and filter liquid materials in the filter cakes, and meanwhile, the negative pressure pumping mechanism starts negative pressure pumping so as to accelerate the pumping and discharging of the liquid materials in the filter cakes;
The feeding end of the disc dryer is connected to the discharging end of the guide hopper (3) of the filter press through a corresponding material conveying mechanism (30) and is used for heating and drying the filter-pressed materials;
The tray dryer includes:
The novel heating device comprises a fixed tank body (21), wherein a corresponding feed hopper (22) is arranged at the top of the fixed tank body (21), a discharge pipe (2101) is arranged at the bottom of the fixed tank body (21), first heating plates (23) and second heating plates (24) are alternately arranged in the fixed tank body (21) according to the height, corresponding guide holes (25) are respectively formed in the middle of each of the first heating plates (23) and the second heating plates (24), the periphery of each second heating plate (24) is arranged on the outer side of each first heating plate (23) in an extending mode, and the aperture of each guide hole of each first heating plate (23) is smaller than that of each guide hole of each second heating plate (24);
A scraping driving mechanism (26) comprising a driving shaft (2601) penetrating through guide holes (25) of the first heating plate (23) and the second heating plate (24), wherein the driving shaft (2601) is driven by a corresponding driving motor (2602);
The first scraping mechanism (27) comprises a first fixed rod piece (2701) fixedly connected to a driving shaft (2601) at the upper side of the first heating disc (23) in an annular array, a plurality of corresponding first fixed shaft pieces (2702) are fixedly connected to the first fixed rod piece (2701) side by side downwards respectively, first scraping plates (2703) for scraping materials on the first heating disc (23) outwards are respectively and rotatably arranged on the first fixed shaft pieces (2702), and the first scraping plates (2703) and the first fixed shaft pieces (2702) are respectively limited by corresponding first limiting springs (2704);
The second scraping mechanism (28) comprises a second fixed rod piece (2801) fixedly connected to a driving shaft (2601) at the upper side of the second heating disc (24) in an annular array, a plurality of corresponding second fixed shaft pieces (2802) are fixedly connected to the second fixed rod piece (2801) side by side downwards, second scraping plates (2803) for scraping materials on the second heating disc (24) inwards are respectively and rotatably arranged on the second fixed shaft pieces (2802), and limiting is carried out between the second scraping plates (2803) and the second fixed shaft pieces (2802) by corresponding second limiting springs (2804);
The scraper driving mechanism (29) comprises a plurality of rings of magnet sheets fixedly connected to the upper sides of the first heating disc (23) and the second heating disc (24) at intervals in an annular array mode, the magnet sheets are respectively arranged corresponding to the first scraper (2703) and the second scraper (2803), when the first scraper (2703) and the second scraper (2803) rotate at the positions of the magnet sheets, the first scraper (2703) and the second scraper (2803) are adsorbed, the first limit spring (2704) and the second limit spring (2804) are compressed, when the compression elasticity of the first limit spring (2704) and the second limit spring (2804) is larger than the adsorption force of the magnet sheets, the first scraper (2703) and the second scraper (2803) leave the positions of the magnet sheets, and swing under the elastic action of the first limit spring (2704) and the second limit spring (2804) so as to break up materials when scraping materials.
2. The solid-liquid separation equipment for ternary precursor production according to claim 1, wherein a corresponding blanking hopper (11) is fixedly arranged at the lower side of the discharging end of the guide hopper (3), a corresponding cover cap (12) is arranged at the top of the blanking hopper (11) in an inverted L-shaped inwards turned mode, the discharging end of the guide hopper (3) penetrates through and extends into the cover cap (12), a screening plate (13) which is arranged in an annular mode is rotatably arranged at the bottom side of the cover cap (12), a plurality of corresponding screening holes are uniformly distributed on the screening plate (13), a plurality of corresponding crushed aggregates protruding edges (14) are fixedly connected to the top surface of the screening plate (13) at intervals, and the screening plate (13) is driven by a rotary driving motor (15) fixedly arranged on the guide hopper (3).
3. The solid-liquid separation equipment for producing ternary precursors according to claim 2, wherein a plurality of baffle plates (16) with bottoms arranged at intervals with the crushed aggregates convex edges (14) are arranged in the cover cap (12) at intervals.
4. A solid-liquid separation apparatus for ternary precursor production according to claim 3 wherein said screening plates (13) are provided with a plurality of fixed links (17) at spaced apart intervals inwardly secured to the output shaft ends of said rotary drive motor (15).
5. The solid-liquid separation device for producing ternary precursor according to claim 1, wherein the negative pressure pumping mechanism comprises a negative pressure pumping container (901), a plurality of negative pressure pumping pipes (802) are connected to the negative pressure pumping container (901) in parallel, and the top of the negative pressure pumping container (901) is pumped to a corresponding vacuum pumping pump (902).
6. The solid-liquid separation equipment for producing ternary precursors according to claim 1, wherein a corresponding baffle plate (602) is fixedly connected with a piston rod end of the pushing hydraulic cylinder (601), a piston rod of the pushing hydraulic cylinder (601) extends out, and the baffle plate (602) pushes a plurality of filter plates (4) to form mutually closed connection.
7. The solid-liquid separation equipment for producing ternary precursors according to claim 1, wherein the annular electromagnets (801) on the end filter plates (4) are respectively provided with corresponding inserting shafts (18) on the sides which are not connected with the filter cloth (5), and the inserting shafts (18) are respectively movably inserted into the end filter plates (4).
8. The solid-liquid separation equipment for producing ternary precursors according to claim 7, wherein the annular electromagnets (801) on two sides of the filter plate (4) positioned in the middle are fixedly connected with a guide sleeve (19) and a guide shaft (20) which are movably butted with each other respectively on one side of the filter cloth (5) which is not connected with the annular electromagnets.
9. The solid-liquid separation device for producing ternary precursors according to claim 1, wherein the filter press further comprises a washing mechanism (10), the washing mechanism (10) comprises a washing liquid distribution pipe (1001) connected between filter cloths (5) of two adjacent filter plates (4), and the washing liquid distribution pipe (1001) is pumped to an external washing liquid source through a corresponding washing liquid inlet pipe (1002).
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