CN114700025A - Reaction unit is used in anodal raw materials production of lithium cell - Google Patents
Reaction unit is used in anodal raw materials production of lithium cell Download PDFInfo
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- CN114700025A CN114700025A CN202210363525.6A CN202210363525A CN114700025A CN 114700025 A CN114700025 A CN 114700025A CN 202210363525 A CN202210363525 A CN 202210363525A CN 114700025 A CN114700025 A CN 114700025A
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- 239000002994 raw material Substances 0.000 title claims abstract description 89
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 145
- 238000007790 scraping Methods 0.000 claims abstract description 44
- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 68
- 238000004804 winding Methods 0.000 claims description 63
- 229920000742 Cotton Polymers 0.000 claims description 19
- 238000005096 rolling process Methods 0.000 claims description 16
- 239000007774 positive electrode material Substances 0.000 claims description 14
- 239000006185 dispersion Substances 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 210000002421 cell wall Anatomy 0.000 claims description 5
- 239000012634 fragment Substances 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 claims description 4
- 206010044565 Tremor Diseases 0.000 claims 2
- 238000003860 storage Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 15
- 230000005484 gravity Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 230000005672 electromagnetic field Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 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
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/28—Moving reactors, e.g. rotary drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- 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)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model relates to a reaction unit is used in production of lithium cell positive pole raw materials, it relates to the lithium cell production field, it includes a jar body, still include support and mixing drum, the support sets up on a jar body, the mixing drum rotates to be connected on a jar body, be equipped with on the support and be used for the rotatory rotation mechanism of drive jar body, be equipped with a plurality of feeder hoppers on the mixing drum, the lateral wall that the feeder hopper was kept away from to the mixing drum stretches into jar internal and is equipped with the guide fill, be equipped with the scraping mechanism that is used for clearing up the mixing drum inner wall on the mixing drum, be equipped with out the hopper on the lateral wall of jar body. This application has the effect of replacing artifical clearance adhesion raw materials on mixing drum inner wall, labour saving and time saving, and the cleaning efficiency is high, has reduced the pollution of waste material, and is energy-concerving and environment-protective.
Description
Technical Field
The application relates to the field of lithium battery production, in particular to a reaction device for producing a lithium battery anode raw material.
Background
A lithium battery is a battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. The lithium battery material mainly comprises the following components: the cathode material, the anode material, the diaphragm and the electrolyte. The proportion of the positive electrode material of the lithium battery is large, because the performance of the positive electrode material directly influences the performance of the lithium battery. Currently, the most commonly used positive electrode materials are lithium cobaltate, lithium manganate, lithium iron phosphate and ternary materials.
In the related technology, in the production process of the lithium battery, several different raw materials are required to be put into a tank for reaction, a stirring device and a coil heat exchanger are usually arranged in the tank, and the structure in the tank is complex; because the in-process of raw materials reaction can produce the heat, when utilizing agitating unit to stir the raw materials, utilize coil heat exchanger to the internal cooling of jar to make the internal raw materials of jar carry out abundant reaction.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the structure in the reaction tube is comparatively complicated, the raw materials are easily adhered on the inner wall of the tank body and the coil type heat exchanger under the stirring of the stirring device, are difficult to clean, and increase the pollution of waste materials.
Disclosure of Invention
The application provides a reaction device for producing a lithium battery positive electrode raw material, which aims to solve the problem that the raw material is easy to hang on a wall and is difficult to clean.
The application provides a reaction unit for lithium battery cathode raw material production adopts following technical scheme:
the utility model provides a reaction unit is used in production of lithium cell anodal raw materials, includes a jar body, still includes support and mixing drum, the support sets up on the jar body, the mixing drum rotates to be connected on the jar body, be equipped with on the support and be used for the drive jar rotatory rotation mechanism of body, be equipped with a plurality of feeder hoppers on the mixing drum, the mixing drum is kept away from the lateral wall of feeder hopper stretches into the jar is internal and is equipped with the guide fill, be equipped with on the mixing drum and be used for the clearance the scraping mechanism of mixing drum inner wall, be equipped with out the hopper on the lateral wall of the jar body.
By adopting the technical scheme, different raw materials are fed into the mixing barrel through the feed hoppers, the mixing barrel is driven to rotate by the rotation mechanism while feeding, so that different raw materials in the mixing barrel are mixed, the mixed raw materials are introduced into the tank body through the guide hoppers to react, and the raw materials are easily adhered to the inner wall of the mixing barrel, and are scraped off by the scraping mechanism so as to be conveniently fed into the tank body to react, and finally the reacted raw materials are discharged through the discharge hopper; adopt the reaction unit that above-mentioned structure constitutes, replace artifical clearance adhesion raw materials on mixing drum inner wall, labour saving and time saving, clean efficient has reduced the waste of raw materials, has reduced the pollution of waste material, and is energy-concerving and environment-protective.
In a specific possible implementation scheme, the rotation mechanism includes a gear ring, a gear disc, and a driving motor, the gear ring is fixedly sleeved on the wall of the mixing drum, the gear disc is engaged with the gear ring, a body of the driving motor is disposed on the bracket, and a driving shaft of the driving motor is coaxially connected with the gear disc.
Through adopting above-mentioned technical scheme, start driving motor, driving motor drive fluted disc rotates, and the fluted disc drives the ring gear and rotates, and then the mixing drum rotates along with the ring gear synchronous revolution to play the effect of mixing to different raw materials in the mixing drum.
In a specific possible embodiment, a supporting plate for supporting the mixing drum is arranged in the tank body, a reaction chamber is defined between a side wall of the supporting plate far away from the mixing drum and an inner wall of the tank body, and a drying chamber is defined between the inner wall of the tank body, an outer wall of the mixing drum and an opposite side wall of the supporting plate; be equipped with the coil pipe in the backup pad, be equipped with inlet pipe and discharging pipe on the lateral wall of coil pipe respectively, the inlet pipe with the other end of discharging pipe all stretches out outside the lateral wall of the jar body.
By adopting the technical scheme, the support plate is utilized to play a role of stably supporting the mixing drum, so that the mixing drum can stably rotate; provide the heat source for the coil pipe through inlet pipe and discharging pipe, realized heating to the drying chamber and heaied up, and then realized the heating to mixing drum wall, reduced the probability of raw materials adhesion on the mixing drum inner wall, the scraper mechanism of being convenient for scrapes the material clearance to the inner wall of mixing drum, has improved and has scraped material efficiency.
In a specific possible implementation scheme, the scraping mechanism comprises a scraping ring and a cleaning cotton sleeve, the top wall and the bottom wall of the scraping ring are both provided with scraping inclined planes, the inner ring wall of the scraping ring is provided with an annular groove for embedding the cleaning cotton sleeve, the outer ring wall of the scraping ring and the side wall of the cleaning cotton sleeve are both abutted to the inner wall of the mixing cylinder, and the mixing cylinder is provided with a height adjusting assembly for driving the scraping ring to ascend and descend.
Through adopting above-mentioned technical scheme, utilize altitude mixture control subassembly drive scraper ring to go up and down, and then strike off the raw materials of adhesion on the mixing drum inner wall through the scraper ring, utilize clean cotton cover to clean the inner wall of mixing drum simultaneously to erase tiny raw materials, improved clean effect.
In a specific implementation scheme, the height adjusting assembly comprises a first winch and a winding rope, the first winch is arranged on the mixing drum, one end of the winding rope is connected to a winding shaft of the first winch in a winding mode, the other end of the winding rope is connected with a lifting block, a lifting groove for the lifting block to slide is formed in the inner drum wall of the mixing drum in the height direction, and a telescopic hole for the winding rope to penetrate through is formed in the side wall of the mixing drum.
By adopting the technical scheme, the first winch is started, winds the winding rope, pulls the lifting block to move upwards in the lifting groove through the winding rope, and then the scraping ring moves upwards synchronously along with the lifting block; when the first winch unreels the rolling rope, the scraping ring moves downwards under the action of self gravity and the gravity of the lifting block, and finally the height of the scraping ring is adjusted, so that the inner cylinder wall of the mixing cylinder is scraped and cleaned.
In a specific possible implementation scheme, the side wall of the lifting block is provided with a material baffle plate for blocking a space between the side wall of the lifting groove and the side wall of the lifting block, the material baffle plate is far away from the side wall of the lifting block and the side wall of the lifting groove, and the side wall of the lifting groove is provided with a material baffle groove for inserting the side wall of the material baffle plate.
Through adopting above-mentioned technical scheme, utilize the space between the lateral wall of striker plate shutoff elevator block and the lift groove cell wall, help preventing that the raw materials from falling into the lift inslot, reduced the pollution of waste material, it is energy-concerving and environment-protective.
In a specific embodiment, the guide hopper comprises a plurality of guide plates arranged along the circumferential direction of the mixing drum, the guide plates are hinged to the mixing drum and connected to the mixing drum, angle adjusting pieces used for adjusting the distance between the guide plates are arranged on the mixing drum, guide spaces are formed between opposite side walls of the guide plates in a surrounding mode, the lifting chute and the mixing drum are close to side walls of the guide plates to penetrate through, cleaning grooves corresponding to the lifting chutes are formed in the side walls of the guide plates, accommodating cavities are formed in the guide plates, the guide plates are close to the side walls of the mixing drum and provided for the guide plates to stretch into accommodating holes in the accommodating cavities, and accommodating pieces used for accommodating the guide plates are arranged in the accommodating cavities.
Through adopting above-mentioned technical scheme, when the inner wall of stock guide is clean as required, at first utilize angle modulation spare to adjust the stock guide to vertical state, then utilize first winch to unreel the rolling rope, the scraper ring moves down under self action of gravity this moment, and then the elevator moves down in step, utilize the rolling spare to carry out the rolling to the stock guide this moment, so that the elevator slides to the cleaning tank in by the lift chute, and then the scraper ring of being convenient for strikes off the raw materials of adhesion on the stock guide lateral wall, realized the cleanness to the stock guide.
In a specific embodiment, the winding part comprises two winding motors and two winding rollers, the body of each winding motor is arranged on the wall of the accommodating cavity, the driving shafts of the winding motors are fixedly connected with the winding rollers in a coaxial mode, and the material baffle is connected to the two winding rollers in a winding mode.
Through adopting above-mentioned technical scheme, start the rolling motor, rolling motor drive wind-up roll rotates, and under the rotation of two wind-up rolls, two wind-up rolls wind the striker plate rolling to in steadily sliding to clean the inslot with the elevator.
In a specific implementation scheme, be equipped with the mixed piece that is used for mixing the raw materials on the scraper ring, the mixed piece includes hybrid motor, back shaft, rubber wave board and wave shell fragment, be equipped with in the rampart of scraper ring and be used for holding hybrid motor's cavity, hybrid motor's drive shaft stretch out the inner ring wall of scraper ring and with the coaxial fixed connection of back shaft, the rubber wave board sets up on the back shaft, the equipartition is equipped with the dispersion hole that supplies the raw materials to pass on the rubber wave board, the wave shell fragment inlays to be established in the rubber wave board.
By adopting the technical scheme, the mixing motor drives the support shaft to rotate, so that the rubber wave plate is driven to rotate, and mixing and stirring of different raw materials are realized; the arrangement of the plurality of dispersion holes changes the position of the raw material falling into the mixing cylinder when the rubber wave plate mixes the raw materials, thereby further improving the mixing effect of different raw materials; the elasticity of the rubber wave plate is enhanced by the wave elastic sheet, and when the mixing motor stops working, the rubber wave plate shakes under the inertia effect of the wave elastic sheet so as to shake off raw materials adhered to the rubber wave plate and the wall of the dispersion hole.
In a specific embodiment, be equipped with on the back shaft and be used for the shake rubber wave board shake material spare, shake material spare and include pivot and stay cord, be equipped with rotatory chamber in the back shaft, the pivot rotates to be connected on the chamber wall in rotatory chamber, the cover is equipped with the electromagnetism magnet ring in the pivot, be equipped with two relative permanent magnets on the chamber wall in rotatory chamber, two the polarity of permanent magnet is opposite, the electromagnetism magnet ring is located two between the permanent magnet ring, be equipped with the vibration chamber in the rubber wave board, the one end of stay cord is around establishing to be connected in the pivot, the other end of stay cord passes the lateral wall of back shaft and with the chamber wall in vibration chamber links to each other.
Through adopting above-mentioned technical scheme, when with the power of electromagnet ring switch on, the electromagnet ring produces the electromagnetic field, through the polarity that changes the electromagnet ring, adopt the repulsion of the same grade, the principle that the different grades are inhaled mutually, the electromagnet ring is rotatory between two permanent magnets, the pivot is along with electromagnet ring synchronous revolution, and then the pivot is to the rolling of stay cord, one end of keeping away from the back shaft through stay cord pulling rubber wave board is close to the back shaft direction, then cut off the power supply to the electromagnet ring, the electromagnet ring loses the electromagnetic field, rubber wave board resets and lasts the shake under the elastic force of rubber shell fragment this moment, so that shake off adhesion rubber wave board and the downthehole raw materials of dispersion, the pollution of waste material has been reduced, and is energy-concerving and environment-protective.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the raw materials adhered to the inner wall of the mixing drum are scraped by the scraping mechanism, and manual cleaning of the raw materials adhered to the inner wall of the mixing drum is replaced, so that time and labor are saved, the cleaning efficiency is high, the waste of the raw materials is reduced, the pollution of waste materials is reduced, and the energy-saving and environment-friendly effects are achieved;
2. the material baffle plate is rolled so that the lifting block can slide into the cleaning groove from the lifting groove, and the material scraping ring can scrape the raw materials adhered to the side wall of the material guide plate, so that the material guide plate is cleaned;
3. the rubber wave plate is reset and continuously shaken under the elastic force action of the rubber elastic sheet so as to shake off raw materials adhered to the rubber wave plate and in the dispersion holes, reduce pollution of waste materials, save energy and protect environment.
Drawings
Fig. 1 is a schematic view of the overall structure of a reaction apparatus for producing a positive electrode material for a lithium battery in the example of the present application.
Fig. 2 is a sectional view taken along the plane a-a in fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is an enlarged view at B in fig. 2.
Fig. 5 is an enlarged view at C in fig. 2.
Fig. 6 is a schematic structural diagram of a mixing part in the embodiment of the present application.
Fig. 7 is a sectional view taken along the plane B-B in fig. 6.
Fig. 8 is an enlarged view of fig. 7 at D.
Description of reference numerals: 1. a tank body; 101. a discharge hopper; 102. cleaning the door; 2. a mixing drum; 3. a support; 4. a rotation mechanism; 41. a toothed ring; 42. a fluted disc; 43. a drive motor; 5. a feed hopper; 6. a material guide hopper; 61. a material guide plate; 7. a scraping mechanism; 71. a scraping ring; 72. cleaning the cotton sleeve; 73. scraping a material inclined plane; 74. a ring groove; 75. a balancing weight; 8. a height adjustment assembly; 81. a first winch; 82. winding the rope; 83. a lifting block; 84. a lifting groove; 9. a support plate; 10. a coil pipe; 11. a feed pipe; 12. a discharge pipe; 13. a striker plate; 14. an angle adjusting member; 141. a second hoist; 142. a wire rope; 15. cleaning the tank; 16. a receiving cavity; 17. coiling the part; 171. a winding motor; 172. a wind-up roll; 18. a material guide roller; 19. a mixing member; 191. a hybrid motor; 192. a support shaft; 193. a rubber wave plate; 194. a wave spring plate; 195. a dispersion hole; 20. shaking the material part; 201. a rotating shaft; 202. pulling a rope; 203. an electromagnet ring; 204. and a permanent magnet.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses reaction unit is used in production of lithium cell positive pole raw materials. Referring to fig. 1 and 2, the reaction device comprises a vertically arranged tank body 1, a through hole is arranged on the top wall of the tank body 1, and a discharge hopper 101 is arranged on the bottom wall of the tank body 1. The roof fixed mounting of the jar body 1 is equipped with support 3, it is connected with mixing drum 2 to rotate on the pore wall of through-hole, the central axis of mixing drum 2 and the central axis collineation of the jar body 1, be equipped with on the support 3 and be used for driving the rotatory rotation mechanism 4 of the jar body 1, the roof of mixing drum 2 is equipped with a plurality of feeder hoppers 5, in this embodiment, the quantity of a plurality of feeder hoppers 5 uses two as an example, through two feeder hoppers 5, so that send into the mixing drum 2 with the raw materials of difference in, the diapire of mixing drum 2 stretches into the inside of the jar body 1, the bottom of mixing drum 2 is equipped with guide hopper 6, be equipped with on the mixing drum 2 and be used for clearing up scraping mechanism 7 of 2 inner walls of mixing drum.
Before processing, the raw materials are prestored in two feeder hoppers 5, and then when processing, send into mixing drum 2 with different raw materials through two feeder hoppers 5, when the raw materials gets into mixing drum 2, utilize rotation mechanism 4 drive mixing drum 2 to rotate at a high speed, the stirring to raw materials in mixing drum 2 has been realized and has been mixed, after the mixture is accomplished, the raw materials after mixing gets into jar body 1 through guide hopper 6 and reacts, the raw materials gets into the in-process in jar body 1 by guide hopper 6, utilize scraping mechanism 7 to strike off the raw materials on the mixing drum 2 inner wall, the self-cleaning to mixing drum 2 inner wall has been realized, and the raw materials that are struck off get into jar body 1 through guide hopper 6 and react, finally discharge the raw materials that react through play hopper 101. Adopt the reaction unit that above-mentioned structure constitutes, can replace artifical clearance adhesion raw materials on mixing drum 2 inner walls, labour saving and time saving, clean efficient, and through the raw materials on the 2 inner walls of clearance mixing drum, reduced the pollution of waste material, energy-concerving and environment-protective.
Referring to fig. 2, the rotation mechanism 4 includes a gear ring 41, a gear disc 42 and a driving motor 43, the gear ring 41 is sleeved on the cylinder wall of the mixing cylinder 2, an inner ring wall of the gear ring 41 is fixedly connected with the cylinder wall of the mixing cylinder 2, the gear disc 42 is engaged with the gear ring 41, a body of the driving motor 43 is arranged on the bracket 3, and a driving shaft of the driving motor 43 is coaxially and fixedly connected with the gear disc 42; the driving motor 43 is started, the driving motor 43 drives the gear to rotate, the gear drives the gear ring 41 to rotate, and then the gear ring 41 drives the mixing drum 2 to rotate, so that the mixing and stirring of the raw materials in the mixing drum 2 are realized.
Referring to fig. 2, a supporting plate 9 for supporting the mixing drum 2 is fixedly arranged on the inner wall of the tank body 1, a material guide hole for the material guide hopper 6 to pass through is arranged on the supporting plate 9, and a reaction chamber is formed between the bottom wall of the supporting plate 9 and the inner wall of the tank body 1; the supporting plate 9 is utilized to play a role in stably supporting the tank body 1;
a drying chamber is formed by enclosing the top wall of the supporting plate 9, the outer cylinder wall of the mixing cylinder 2 and the inner cylinder wall of the tank body 1, a coil pipe 10 is fixedly installed on the supporting plate 9, the mixing cylinder 2 is positioned in the middle of the coil pipe 10, a feeding pipe 11 and a discharging pipe 12 are respectively communicated on the coil pipe 10, and one ends of the feeding pipe 11 and the discharging pipe 12, which are far away from the coil pipe 10, extend out of the side wall of the tank body 1; carry hot water for coil pipe 10 circulation through inlet pipe 11 and the ejection of compact, in order to realize the heating to the drying chamber in, in this embodiment, mixing drum 2 adopts aluminum plate preparation shaping, aluminum plate has good heat conduction effect, when heating to the drying chamber in, the heating to 2 section of thick bamboo walls of mixing drum has been realized, and then under the heat conduction effect of 2 section of thick bamboo walls of mixing drum, the effect to the raw materials heating drying of adhesion on 2 inner tube walls of mixing drum has been realized, the probability of raw materials adhesion on 2 inner tube walls of mixing drum has been reduced, be convenient for scrape the inner tube wall of 7 clearance mixing drums of material mechanism 2.
Referring to fig. 2, in this embodiment, a cleaning opening is formed in a side wall of the tank body 1, and a cleaning door 102 for closing the cleaning opening is hinged to the side wall of the tank body 1; the personnel open clearance door 102, be convenient for clear up the inside of jar body 1.
Referring to fig. 2 and 3, scrape material mechanism 7 including scraping material ring 71 and clean cotton cover 72, the interior rampart of scraping material ring 71 is equipped with annular 74, clean cotton cover 72 is the annular setting, clean cotton cover 72 inlays to be established in annular 74, and clean cotton cover 72 is equipped with two free ends, can dismantle the connection through magic subsides between two free ends of clean cotton cover 72, place clean cotton cover 72 back in annular 74, utilize magic subsides to link to each other between two free ends of clean cotton cover 72, and then stably inlay clean cotton cover 72 and establish in annular 74.
In this embodiment, the outer ring wall of the scraping ring 71 and the side wall of the cleaning cotton sleeve 72 are both abutted against the inner cylinder wall of the mixing cylinder 2, the top wall and the bottom wall of the scraping ring 71 are both provided with scraping inclined planes 73, the longitudinal sectional area of the scraping ring 71 is gradually increased from two sides to the middle part along the vertical direction, and the mixing cylinder 2 is provided with a height adjusting assembly 8 for driving the scraping ring 71 to ascend and descend; utilize the lift of 8 drive scraper rings 71 of altitude mixture control subassembly, and then strike off the raw materials of adhesion on the inner tube wall of mixing drum 2 through scraper rings 71, utilize clean cotton cover 72 to clean the inner tube wall of mixing drum 2 simultaneously, further improved the clean effect to the inner tube wall of mixing drum 2, reduced the probability of raw materials adhesion on the inner tube wall of mixing drum 2, reduced the pollution of waste material, energy-concerving and environment-protective.
Referring to fig. 2, 3 and 4, in this embodiment, there are two sets of height adjusting assemblies 8, the two sets of height adjusting assemblies 8 are oppositely disposed at the top of the mixing drum 2, one set of height adjusting assemblies 8 includes a winding machine and a winding rope 82, a machine body of the winding machine is fixedly mounted on a top wall of the mixing drum 2, one end of the winding rope 82 is wound and connected to a winding shaft of the winding machine, the other end of the winding rope 82 penetrates through the top wall of the mixing drum 2 and is connected with a lifting block 83, a telescopic hole for the winding rope 82 to pass through is formed in the top wall of the mixing drum 2, a lifting groove 84 is formed in an inner drum wall of the mixing drum 2 along the height direction of the inner drum wall, and the lifting block 83 slides in the lifting groove 84; starting the winch, winding the winding rope 82 by the winch, pulling the lifting block 83 to move upwards through the winding rope 82, and further driving the scraping ring 71 to move upwards; when the winding rope 82 is unwound, the scraper ring 71 moves downward under the action of its own weight and the weight of the lifting block 83, and the raw material adhered to the inner wall of the mixing drum 2 is scraped off by the scraper ring 71.
In this embodiment, in order to facilitate the downward movement of the scraping ring 71, a plurality of balancing weights 75 are embedded inside the scraping ring 71; the arrangement of the plurality of balancing weights 75 increases the gravity of the scraping ring 71, so that the scraping ring 71 can move downwards conveniently.
Referring to fig. 3, in order to prevent raw materials from being accumulated in the lifting groove 84, in this embodiment, the striker plates 13 are respectively disposed on the top wall and the bottom wall of the lifting block 83, the striker plates 13 are made of rubber, one end of the striker plate 13, which is far away from the lifting block 83, is connected to the groove wall of the lifting groove 84, and the groove side wall of the lifting groove 84, which is adjacent to the notch thereof, is provided with a striker groove into which the side wall of the striker plate 13 is inserted; because the striker plate 13 is made of rubber, the striker plate 13 has good flexibility, the striker plate 13 is stretched along with the lifting of the lifting block 83 in the lifting groove 84, the space between the lifting block 83 and the groove wall of the lifting groove 84 is blocked by the striker plate 13, the probability of raw material accumulation in the lifting groove 84 is reduced, the pollution of waste materials is reduced, and the energy-saving and environment-friendly effects are achieved.
Referring to fig. 2 and 5, the material guiding hopper 6 includes a plurality of material guiding plates 61 arrayed along the circumference of the mixing drum 2, in this embodiment, the number of the material guiding plates 61 is two, the top ends of the material guiding plates 61 are hinged to the bottom wall of the mixing drum 2, the mixing drum 2 is provided with angle adjusting pieces 14 for adjusting the distance between the material guiding plates 61, in an initial state, the free ends of the material guiding plates 61 are close to each other, the material guiding plates 61 are in an inclined state, and material guiding spaces are formed between the material guiding plates 61 so as to guide the raw materials into the reaction chamber.
Because the mixed raw materials are introduced into the reaction chamber by the material guide hopper 6, the raw materials are easily adhered to the inner wall of the material guide hopper 6, and in order to scrape off the raw materials adhered to the side wall of the material guide hopper 6, in this embodiment, the lifting groove 84 penetrates through the bottom wall of the mixing cylinder 2, and the cleaning groove 15 corresponding to the lifting groove 84 is arranged on the side wall of the material guide plate 61; when the material guide plate 61 needs to be cleaned, the angle adjusting member 14 is used to drive the material guide plate 61 to rotate so as to rotate the material guide plate 61 from the inclined state to the vertical state, and at this time, the cleaning slot 15 and the lifting slot 84 correspond to each other and are communicated with each other, so that the lifting block 83 can slide from the lifting slot 84 into the cleaning slot 15.
The inside of stock guide 61 is equipped with accomodates the chamber 16, and the stock guide 61 is equipped with near the lateral wall of mixing drum 2 and accomodates the hole, accomodates the hole and accomodates chamber 16 intercommunication each other, and the bottom of striker plate 13 that is located the elevator 83 below passes accomodates the hole and stretches into and accomodates the chamber 16 in, accomodates the intracavity and is equipped with the rolling piece 17 that is used for the striker plate 13 rolling. When the elevator 83 slides to the clean groove 15, utilize the coiling 17 to stabilize the coiling to striker plate 13 to in the elevator 83 stabilized the sliding to clean groove 15, utilize striker plate 13 to shelter from the gap between elevator 83 and the clean groove 15 cell wall simultaneously, help avoiding the raw materials to pile up in clean groove 15, reduced the waste of waste material, energy-concerving and environment-protective.
Referring to fig. 2, in this embodiment, the angle adjusting members 14 are provided with a plurality of groups, the plurality of groups of angle adjusting members 14 are respectively in one-to-one correspondence with the plurality of material guide plates 61, wherein one group of angle adjusting members 14 includes a second winding machine 141 and a steel wire rope 142, the second winding machine 141 is located in the drying chamber, a machine body of the second winding machine 141 is fixedly installed on an outer cylinder wall of the mixing cylinder 2, one end of the steel wire rope 142 is connected with a winding shaft of the second winding machine 141, and the other end of the steel wire rope 142 passes through a side wall of the support plate 9 and is connected with a side wall of the material guide plate 61; the second winding machine 141 is started, the second winding machine 141 winds the wire rope 142, and the wire rope 142 pulls the material guide plate 61 to rotate, so that the material guide plate 61 is rotated to be in a vertical state.
Referring to fig. 2 and 5, the winding member 17 includes two winding motors 171 and two winding rollers 172, the two winding motors 171 are mutually arranged along the length direction of the material guide plate 61, the bodies of the two winding motors 171 are fixedly mounted on the cavity wall of the receiving cavity 16, the two winding rollers 172 are respectively in one-to-one correspondence with the two winding motors 171, the driving shafts of the winding motors 171 are coaxially and fixedly connected with the winding rollers 172, and the striker plate 13 located in the receiving cavity 16 is connected to the two winding shafts in a winding and cladding manner; when the winding motor 171 is started, the winding motor 171 drives the winding roller 172 to rotate, and the striker plate 13 is wound.
In this embodiment, in order to improve the winding stability of the striker plate 13, a material guiding cavity is arranged inside the side wall of the material guiding plate 61, a material guiding roller 18 is rotatably connected to the cavity wall of the material guiding cavity, and the striker plate 13 passes through the material guiding roller 18 and extends into the accommodating cavity 16; the guide roller 18 is used for guiding the winding and unwinding of the striker plate 13.
Referring to fig. 6 and 7, in order to further improve the uniformity of mixing of the raw materials, the scraper ring 71 is provided with a mixing piece 19 for mixing the raw materials. The mixing part 19 comprises a mixing motor 191, a supporting shaft 192, a rubber wave plate 193 and a wave spring plate 194, a cavity is arranged in the annular wall of the scraping ring 71, a body of the mixing motor 191 is arranged on the cavity wall of the cavity, a driving shaft of the mixing motor 191 extends out of the inner annular wall of the scraping ring 71 and is coaxially and fixedly connected with the supporting shaft 192, the axial direction of the supporting shaft 192 is in the same direction with the radial direction of the scraping ring 71, and one end, far away from the mixing motor 191, of the supporting shaft 192 is rotatably connected with the inner annular wall of the scraping ring 71.
In this embodiment, the number of the rubber waved plates 193 is two, the number of the wave elastic pieces 194 is several, the two rubber waved plates 193 are oppositely arranged on the side wall of the support shaft 192, the rubber waved plates 193 are uniformly provided with a plurality of dispersion holes 195, the wave elastic pieces 194 are embedded in the rubber waved plates 193, two wave elastic pieces 194 are embedded in each rubber waved plate 193, and the elasticity of the rubber waved plates 193 is improved by using the wave elastic pieces 194; when the mixing motor 191 drives the supporting shaft 192 to rotate at a high speed, the rubber wave plate 193 mixes different raw materials, and the positions of the raw materials falling into the mixing cylinder 2 are changed through the plurality of dispersing holes 195, so that the uniformity of mixing the raw materials is further improved; when the mixing motor 191 is turned off, the rubber wave plate 193 stops rotating at a high speed gradually, and at the moment, the rubber wave plate 193 shakes under the inertia effect of the rubber elastic sheet, so that raw materials adhered to the rubber wave plate 193 are shaken off, waste of waste materials is reduced, and the rubber wave plate is energy-saving and environment-friendly.
Referring to fig. 7 and 8, in order to further reduce the probability of the raw material adhering to the rubber waved plate 193, the support shaft 192 is provided with a shaking piece 20 for shaking the rubber waved plate 193, the shaking piece 20 includes a rotating shaft 201, two pulling ropes 202, an electromagnet ring 203 and two permanent magnets 204, a rotating cavity is arranged in the support shaft 192, the rotating shaft 201 is rotatably connected to the cavity wall of the rotating cavity, the central axis of the rotating shaft 201 is collinear with the central axis of the support shaft 192, in this embodiment, there are two pulling ropes 202, the two pulling ropes 202 are oppositely arranged on the rotating shaft 201, a vibrating cavity is arranged in the rubber waved plate 193, one end of each pulling rope 202 is wound around and connected to the rotating shaft 201, and the other end of each pulling rope 202 passes through the side wall of the support shaft 192 and is connected to the cavity wall of the vibrating cavity; the electromagnet ring 203 is fixedly sleeved on the rotating shaft 201, the two permanent magnets 204 are oppositely arranged on the wall of the rotating cavity, the polarities of the two permanent magnets 204 are opposite, and the electromagnet ring 203 is located between the two permanent magnets 204.
When the electromagnet ring 203 is powered on, the electromagnet ring 203 generates an electromagnetic field, the principle that the same poles repel and the different poles attract is adopted, the electromagnet ring 203 rotates between the two permanent magnets 204 by changing the polarity of the electromagnet ring 203, and then the electromagnet ring 203 drives the rotating shaft 201 to rotate, so that the rotating shaft 201 winds the pulling rope 202, one end, far away from the supporting shaft 192, of the rubber wave plate 193 is pulled by the pulling rope 202 to approach the supporting shaft 192, then the electromagnet ring 203 is powered off, the electromagnet ring 203 loses the electromagnetic field, at the moment, the rubber wave plate 193 resets and continuously shakes under the elastic force of the rubber elastic sheet, so that raw materials adhered to the rubber wave plate 193 and in the dispersion holes 195 are shaken off, the pollution of waste materials is reduced, and the energy-saving and environment-friendly effects are achieved.
The implementation principle of the reaction device for producing the lithium battery anode raw material is as follows: different raw materials are fed into the mixing cylinder 2 through the two feed hoppers 5, the driving motor 43 is started when the raw materials fall into the mixing cylinder 2, the driving motor 43 drives the fluted disc 42 to rotate, the fluted disc 42 drives the toothed ring 41 to rotate, so that the mixing cylinder 2 rotates, and the raw materials are mixed; when the mixing drum 2 rotates, the mixing motor 191 is started, the mixing motor 191 drives the supporting shaft 192 to rotate, and then different raw materials are mixed through the rubber wave plate 193, so that the mixing effect of the raw materials is enhanced; after the raw materials are mixed, the raw materials are fed into a reaction chamber by a material guide hopper 6 for reaction, and the raw materials fall into the reaction chamber; adjust stock guide 61 to vertical state, utilize the hoist engine to unreel to rolling rope 82 this moment, and then scraper ring 71 is at the gravity of self, the gravity of a plurality of balancing weights 75 and the action of gravity of elevator 83 move down, and finally by elevator chute 84 sliding to in clean groove 15, realize striking off the raw materials on mixing drum 2 and the stock guide 61 lateral wall through scraper ring 71 and clean cotton cover 72 this moment, manual cleaning raw materials has been replaced, time saving and labor saving, the waste of raw materials is reduced, the pollution of waste material is reduced, energy saving and environmental protection.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a reaction unit is used in production of lithium cell positive pole raw materials, includes jar body (1), its characterized in that: still include support (3) and mixing drum (2), support (3) set up on the jar body (1), mixing drum (2) rotate to be connected on the jar body (1), be equipped with on support (3) and be used for the drive jar rotatory rotation mechanism (4) of body (1), be equipped with a plurality of feeder hoppers (5) on mixing drum (2), mixing drum (2) are kept away from the lateral wall of feeder hopper (5) stretches into in the jar body (1) and be equipped with guide hopper (6), be equipped with on mixing drum (2) and be used for the clearance scraping mechanism (7) of mixing drum (2) inner wall, be equipped with out hopper (101) on the lateral wall of the jar body (1).
2. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 1, characterized in that: the rotation mechanism (4) comprises a gear ring (41), a gear disc (42) and a driving motor (43), the gear ring (41) is fixedly sleeved on the wall of the mixing drum (2), the gear disc (42) is meshed with the gear ring (41), a machine body of the driving motor (43) is arranged on the support (3), and a driving shaft of the driving motor (43) is coaxially connected with the gear disc (42).
3. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 2, characterized in that: a supporting plate (9) used for supporting the mixing cylinder (2) is arranged in the tank body (1), a reaction chamber is formed by enclosing between the side wall of the supporting plate (9) far away from the mixing cylinder (2) and the inner wall of the tank body (1), and a drying chamber is formed by enclosing between the inner wall of the tank body (1), the outer wall of the mixing cylinder (2) and the opposite side wall of the supporting plate (9); be equipped with coil pipe (10) on backup pad (9), be equipped with inlet pipe (11) and discharging pipe (12) on the lateral wall of coil pipe (10) respectively, inlet pipe (11) with the other end of discharging pipe (12) all stretches out outside the lateral wall of the jar body (1).
4. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 1, characterized in that: the scraping mechanism (7) comprises a scraping ring (71) and a cleaning cotton sleeve (72), wherein the top wall and the bottom wall of the scraping ring (71) are both provided with scraping inclined planes (73), the inner annular wall of the scraping ring (71) is provided with an annular groove (74) for embedding the cleaning cotton sleeve (72), the outer annular wall of the scraping ring (71) and the side wall of the cleaning cotton sleeve (72) are both abutted to the inner wall of the mixing drum (2), and the mixing drum (2) is provided with a height adjusting assembly (8) for driving the scraping ring (71) to lift.
5. The reaction device for producing a positive electrode material of a lithium battery as defined in claim 4, wherein: height adjusting subassembly (8) include first hoist engine (81) and rolling rope (82), first hoist engine (81) set up on mixing drum (2), the one end of rolling rope (82) is connected around the book on the rolling shaft of first hoist engine (81), the other end of rolling rope (82) is connected with elevator block (83), the inner tube wall of mixing drum (2) just is equipped with the confession along self direction of height elevator groove (84) that elevator block (83) slided, the lateral wall of mixing drum (2) is equipped with the confession the flexible hole that rolling rope (82) passed.
6. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 5, characterized in that: the lateral wall of lifter (83) is equipped with and is used for the shutoff the cell wall of lifter (84) with striker plate (13) in space between the lateral wall of lifter (83), striker plate (13) are kept away from the lateral wall of lifter (83) with the cell wall of lifter (84), the cell wall of lifter (84) is equipped with the confession the limit wall male fender silo of striker plate (13).
7. The reaction device for producing the positive electrode material for a lithium battery as claimed in claim 6, wherein: the material guide hopper (6) comprises a plurality of material guide plates (61) arrayed along the circumferential direction of the mixing drum (2), the material guide plates (61) are hinged to the mixing barrel (2), angle adjusting pieces (14) used for adjusting the distance between the material guide plates (61) are arranged on the mixing barrel (2), material guide spaces are formed by enclosing opposite side walls of the material guide plates (61), the lifting groove (84) and the side wall of the mixing cylinder (2) close to the material guide plate (61) penetrate through, the side wall of the material guide plate (61) is provided with a cleaning groove (15) corresponding to the lifting groove (84), a containing cavity (16) is arranged in the material guide plate (61), a containing hole for the material baffle plate (13) to extend into the containing cavity (16) is arranged on the side wall of the material guide plate (61) close to the mixing drum (2), a winding piece (17) used for winding the material baffle plate (13) is arranged in the storage cavity (16).
8. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 7, wherein: the winding part (17) comprises two winding motors (171) and two winding rollers (172), the body of each winding motor (171) is arranged on the wall of the accommodating cavity (16), the driving shaft of each winding motor (171) is fixedly connected with the winding rollers (172) in a coaxial mode, and the material baffle (13) is connected on the two winding shafts in a winding mode.
9. The reaction device for producing the positive electrode material for a lithium battery as claimed in claim 5, wherein: be equipped with on scraper ring (71) and be used for mixing the mixed piece (19) of raw materials, mixed piece (19) are including hybrid motor (191), back shaft (192), rubber wave board (193) and wave shell fragment (194), be equipped with in the rampart of scraper ring (71) and be used for holding hybrid motor (191)'s cavity, the drive shaft of hybrid motor (191) stretches out the interior rampart of scraper ring (71) and with the coaxial fixed connection of back shaft (192), rubber wave board (193) set up on back shaft (192), the equipartition is equipped with dispersion hole (195) that supply the raw materials to pass on rubber wave board (193), wave shell fragment (194) are inlayed and are established in rubber wave board (193).
10. The reaction device for producing a positive electrode material of a lithium battery as claimed in claim 9, characterized in that: be equipped with on back shaft (192) and be used for the shake rubber wave board (193) tremble material spare (20), tremble material spare (20) including pivot (201) and stay cord (202), be equipped with rotatory chamber in back shaft (192), pivot (201) rotate to be connected on the chamber wall in rotatory chamber, the cover is equipped with electromagnetism ring (203) in pivot (201), be equipped with two relative permanent magnet (204) on the chamber wall in rotatory chamber, two the polarity of permanent magnet (204) is opposite, electromagnetism ring (203) are located two between permanent magnet (204) the ring, be equipped with the vibration chamber in rubber wave board (193), the one end of stay cord (202) is around establishing and connecting on pivot (201), the other end of stay cord (202) passes the lateral wall of back shaft (192) and with the chamber wall in vibration chamber links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363525.6A CN114700025A (en) | 2022-04-08 | 2022-04-08 | Reaction unit is used in anodal raw materials production of lithium cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210363525.6A CN114700025A (en) | 2022-04-08 | 2022-04-08 | Reaction unit is used in anodal raw materials production of lithium cell |
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| CN114700025A true CN114700025A (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210363525.6A Pending CN114700025A (en) | 2022-04-08 | 2022-04-08 | Reaction unit is used in anodal raw materials production of lithium cell |
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