CN211963221U

CN211963221U - Polymer lithium battery slurry filter

Info

Publication number: CN211963221U
Application number: CN202020231276.1U
Authority: CN
Inventors: 刘明华
Original assignee: Jiangxi Meitexin New Energy Co ltd
Current assignee: Jiangxi Meitexin New Energy Co ltd
Priority date: 2020-03-01
Filing date: 2020-03-01
Publication date: 2020-11-20
Anticipated expiration: 2030-03-01

Abstract

The utility model relates to the technical field of lithium battery slurry filtration, and discloses a polymer lithium battery slurry filter, the top of the pre-filtering cylinder is provided with a feeding hole, the bottom of the pre-filtering cylinder is provided with a coarse filtering layer, the interior of the pre-filtering cylinder is rotatably connected with a rotating shaft, the outer side of the rotating shaft is fixedly sleeved with a scraping plate and an electromagnet, the right side of the pre-filtering cylinder is provided with a slag outlet, the interior of the filtering cylinder is provided with a fine filtering layer, the polymer lithium battery slurry filter is driven by the rotating shaft through the matching use of the rotating shaft, the scraper and the slag outlet, the scraper fixedly connected with the coarse filter also starts to rotate, and the effect of scraping the foreign matters blocked on the coarse filter layer is achieved, and carry out preliminary stirring to lithium battery thick liquids, can play the purpose that prevents the aggregate to appear, the effectual filterable effect that has improved production efficiency, and the switch on the slag notch is opened to the slag charge accessible of scraping off clears up.

Description

Polymer lithium battery slurry filter

Technical Field

The utility model relates to a lithium battery slurry filters technical field, specifically is a polymer lithium battery slurry filter.

Background

Along with the increasingly wide application range of electronic products, the volume of the electronic products is also approaching to the reduction trend, so the requirements on batteries are increasingly high, the existing electronic products mostly use lithium batteries as power supplies, along with the continuous progress of lithium ion battery materials, the particle size of raw material particles is increasingly small, the battery performance of lithium ions is greatly improved, but aggregates are also very easy to form, the difficulty of the production process of slurry is improved, and the quality of battery slurry directly influences the quality of the subsequent lithium ion battery production and the product performance of the subsequent lithium ion battery.

The prior lithium ion slurry filtering device is lack of separation of iron ions during filtering or the iron removal effect is not ideal, which seriously affects the quality of the battery, and because the filter screen is easy to generate soft sinking, the filter screen is blocked, the common filter screen needs to be frequently replaced and cleaned, the production efficiency is greatly influenced, and the single-stage filtration is difficult to be completely filtered, the production benefit is reduced, the part of the filtration device is provided with the scraper which is always in a working state, the damage to the filter screen is large, the energy is wasted too much, the scraping plates of other devices need to be controlled manually, clear up the filter screen of device, cause the clearance untimely easily, the filtration efficiency of electrolyte is slow, and is inefficient, and electrolyte is placing the easy layering of in-process, and current filtration equipment lacks the structure that carries out effective stirring to electrolyte, produces the aggregate easily, influences the electrolyte quality.

Solves the technical problem

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims to provide a polymer lithium cell slurry filter is used for solving the problem in the above-mentioned background art, possesses automatic clearance, the production that prevents the aggregate, effectively adsorbs iron ion and multi-stage filtration's advantage when the filter screen produces the jam, and the effectual filter screen that has solved the existing equipment existence clears up imperfectly, easily produces the aggregate, to the unsatisfactory and incomplete problem of filtration of absorption of iron ion.

SUMMERY OF THE UTILITY MODEL

In order to realize the above-mentioned automatic clearance when the filter screen produces the jam, prevent the production of aggregate, effectively adsorb iron ion and multi-stage filtration's purpose, the utility model provides a following technical scheme: a polymer lithium battery slurry filter comprising: the device comprises a pre-filtering cylinder, a feeding hole, a coarse filtering layer, a rotating shaft, a scraping plate, an electromagnet, a slag hole, a fine filtering layer, a mounting box, a pneumatic cavity, a pressing plate, a push rod, a pressure receiving plate, a movable rod, a connecting rod, a cleaning plate, a discharging hole, a damping device, a base and a driving switch.

The utility model discloses a water-proof filter cartridge, including a cartridge filter, a waterproof box, a mounting box, a damping device fixedly connected with base, the top of straining the section of thick bamboo in advance is provided with the feed inlet, the bottom of straining the section of thick bamboo in advance is provided with coarse filtration layer, the inside rotation of straining the section of thick bamboo in advance is connected with the pivot, the fixed scraper blade and the electro-magnet that has cup jointed in the outside of pivot, the right side of straining the section of thick bamboo in advance is provided with the slag notch, the internally mounted of cartridge filter has fine filtration layer, the inside of cartridge filter is provided with the mounting box, the inside of waterproof box is provided with the atmospheric pressure chamber, the inside swing joint in atmospheric pressure chamber has the clamp plate, the clamp plate receives the pressure disk through push rod fixedly connected with.

Preferably, the spindle extends through the coarse filter layer to the interior of the filter cartridge, so that the mounting on the spindle can act on the interior of the pre-filter cartridge and the filter cartridge, respectively.

Preferably, the scraper is positioned above the coarse filtration layer and is in contact with the surface of the coarse filtration layer, so that when the scraper rotates, foreign matters blocking the sieve holes on the surface of the coarse filtration layer can be scraped.

Preferably, the electromagnets are installed on the outer side of the rotating shaft in a staggered mode, located in the filter cylinder and located above the fine filtering layer, and are used for adsorbing iron ions in the pre-filtered slurry and generating a certain stirring effect on the slurry.

Preferably, a plurality of narrow grooves are formed in the scraper, and the narrow grooves can generate larger shearing force to the lithium battery slurry during rotation, so that the occurrence of aggregates can be prevented to a certain extent.

Preferably, a driving switch is arranged in the mounting box, and the driving switch controls a driving device connected with the connecting rod to control the operation and stop of the driving device.

Preferably, the cleaning plate is positioned above the fine filter layer and is in contact with the surface of the fine filter layer, so that the cleaning plate can scrape foreign matters which are difficult to block the screen holes on the surface of the fine filter layer.

Advantageous effects

Compared with the prior art, the utility model provides a polymer lithium cell thick liquids filter possesses following beneficial effect:

1. this polymer lithium cell thick liquids filter, through the pivot, the cooperation of scraper blade and slag notch is used, possess under the drive of pivot, the scraper blade rather than fixed connection also begins to rotate, the effect of the foreign matter that blocks up on the coarse filtration layer strikes off, and carry out preliminary stirring to lithium cell thick liquids, again because a plurality of narrow grooves have been seted up on the scraper blade, when rotatory, the shearing force that produces lithium cell thick liquids is bigger, therefore, can play the purpose that prevents the aggregate to appear, the effectual filterable effect that has improved, the production efficiency is improved, the switch on the slag notch is opened to the slag charge accessible of striking off clears up.

2. This polymer lithium battery slurry filter, through straining a section of thick bamboo in advance, the cartridge filter, the cooperation on coarse filtration layer and essence layer is used, possess earlier and strain lithium battery slurry through the coarse filtration layer in a section of thick bamboo in advance and filter in advance, carry out prefilter with great granule and other impurity, further filtration is accomplished on the essence layer in the cartridge filter of recycling, the purpose of hierarchical filtration has been reached, the mesh blockage is frequent when having avoided single-stage filtration, the problem of frequent change, the quality of crossing the thick liquids of crossing has been improved, the production efficiency is improved simultaneously, the quality of lithium battery slurry has been guaranteed.

3. This polymer lithium battery slurry filter, cooperation through pivot and electro-magnet is used, possess and be in the pivot under the drive of the drive arrangement who connects, drive the electro-magnet of fixed connection with it and carry out the pivoted effect simultaneously, the contact range who makes electro-magnet and thick liquids is bigger, the iron ion that has reached in to the lithium battery slurry carries out absorbent purpose, pivoted electro-magnet can further play stirring effect to the lithium battery slurry simultaneously, the layering problem of lithium battery slurry has been alleviated, when avoiding the iron ion to influence the thick liquids quality, further improvement the filter effect, the lithium cell that makes has higher quality.

4. This polymer lithium cell thick liquids filter, through the atmospheric pressure chamber, pressing plates, the push rod, receive the pressure disk, the movable rod, the cooperation of connecting rod and cleaning plate is used, possess when the essence layer blocks up, thick rate layer upper portion's thick liquids pile up gradually, pile up to pushing down the pressure disk after the certain degree, the movable rod is released when the gas in atmospheric pressure chamber is compressed, touch drive switch, the drive arrangement work that makes the connecting rod connect, promote cleaning plate through the connecting rod and strike off the foreign matter of essence layer surface blocking, strike off the back, the filtration of thick liquids tends to normally, receive the pressure that the pressure disk bears the pressure to reduce gradually, the movable rod resets, drive switch resets, make drive arrangement stop work, compare the filter bed cleaning device who needs work always, this structure greatly reduced energy loss, the resource has been saved, production cost is reduced, economic benefits has been improved.

Drawings

FIG. 1 is a front sectional view of the present invention, in which the device is in an inoperative state;

FIG. 2 is a bird's eye view of the scraper of the present invention, when the device is in an inoperative state;

fig. 3 is a bird's eye view of the automatic scraping device of the present invention, at which time the device is in a non-operating state;

FIG. 4 is an enlarged schematic view of the present invention taken at A in FIG. 1, wherein the apparatus is in an inoperative state;

fig. 5 is a front sectional schematic view of the automatic scraping device of the present invention, at this time, the device is in a non-operating state;

fig. 6 is a bird's eye view of the electromagnet mounting structure of the present invention, when the device is in a non-operating state;

the main reference numbers:

the device comprises a pre-filtering cylinder 1, a filtering cylinder 2, a feeding hole 3, a rough filtering layer 4, a rotating shaft 5, a scraping plate 6, an electromagnet 7, a slag outlet 8, a fine filtering layer 9, a mounting box 10, a pneumatic cavity 11, a pressing plate 12, a push rod 13, a pressed plate 14, a movable rod 15, a connecting rod 16, a cleaning plate 17, a discharging hole 18, a damping device 19, a base 20 and a driving switch 21.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only some embodiments of the present disclosure, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-6, a slurry filter for a polymer lithium battery, it will be understood by those skilled in the art that other similar connecting means, such as welding, bonding or screwing, can also be used to implement the present invention.

The utility model discloses among the further technical scheme that provides, include: the device comprises a pre-filtering cylinder 1, a filtering cylinder 2, a feeding hole 3, a rough filtering layer 4, a rotating shaft 5, a scraping plate 6, an electromagnet 7, a slag outlet 8, a fine filtering layer 9, a mounting box 10, a pneumatic cavity 11, a pressing plate 12, a push rod 13, a pressed plate 14, a movable rod 15, a connecting rod 16, a cleaning plate 17, a discharging hole 18, a damping device 19, a base 20 and a driving switch 21.

Furthermore, as shown in fig. 1, fig. 2 and fig. 6, a feed inlet 3 is arranged at the top of the pre-filtering cylinder 1, a coarse filtering layer 4 is arranged at the bottom of the pre-filtering cylinder 1, a rotating shaft 5 is rotatably connected to the inside of the pre-filtering cylinder 1, the rotating shaft 5 penetrates through the coarse filtering layer 4 and extends to the inside of the filtering cylinder 2, so that an installation part on the rotating shaft 5 can act on the inside of the pre-filtering cylinder 1 and the inside of the filtering cylinder 2 respectively, a scraper 6 and an electromagnet 7 are fixedly sleeved on the outer side of the rotating shaft 5, the scraper 6 is located above the coarse filtering layer 4 and contacts with the surface of the coarse filtering layer 4, when the scraper 6 rotates, a foreign matter blocking the sieve pores on the surface of the coarse filtering layer 4 can be scraped, a plurality of narrow grooves are formed in the inside of the scraper 6, when the narrow. The electromagnets 7 are installed outside the rotating shaft 5 in a staggered manner, the electromagnets 7 are located inside the filter cylinder 2 and above the fine filter layer 9, so that iron ions in the slurry subjected to pre-filtration are adsorbed and generate a certain stirring effect on the slurry, the right side of the filter cylinder 1 is provided with the slag hole 8, the rotating shaft 5, the scraper 6 and the slag hole 8 are matched for use, the scraper 6 fixedly connected with the rotating shaft 5 is driven to rotate, the coarse filter layer 4 is scraped with blocked foreign matters, the lithium battery slurry is preliminarily stirred, and the scraper 6 is provided with a plurality of narrow grooves, so that the shearing force generated on the lithium battery slurry is larger when the scraper rotates, therefore, the purpose of preventing aggregate from appearing is achieved, the filtering effect is effectively improved, the production efficiency is improved, the scraped slag can be cleaned by opening a switch on the slag hole 8, use through the cooperation of pivot 5 and electro-magnet 7, possess and be under the drive of the drive arrangement who connects in pivot 5, drive the electro-magnet 7 with it fixed connection and carry out the pivoted effect simultaneously, the contact range who makes electro-magnet 7 and thick liquids is bigger, the iron ion that has reached in to lithium battery slurry carries out absorbent purpose, pivoted electro-magnet 7 can further play stirring effect to lithium battery slurry simultaneously, the layering problem of lithium battery slurry has been alleviated, when avoiding iron ion to influence the thick liquids quality, further improvement the filter effect, the lithium cell that makes has higher quality.

This use among the novel further technical scheme who provides, the internally mounted of cartridge filter 2 has essence layer 9, through straining a section of thick bamboo 1 in advance, cartridge filter 2, the cooperation of coarse filtration layer 4 and essence layer 9 is used, possess and filter a rough filtration layer 4 in 1 to lithium cell thick liquids in advance through straining in advance and filter, carry out prefilter with great granule and other impurity, further filtration is accomplished to the essence layer 9 in the cartridge filter 2 of recycling, hierarchical filterable purpose has been reached, the sieve mesh blocks up frequently when having avoided single-stage filtration, the problem of frequent change, the quality of the thick liquids of crossing the filter is improved, and the production efficiency is improved simultaneously, the quality of lithium cell thick liquids is guaranteed.

Further referring to fig. 3-5, it can be seen that a mounting box 10 is disposed inside the filter cartridge 2, a driving switch 21 is disposed inside the mounting box 10, the driving switch 21 controls a driving device connected to a connecting rod 16 to control the operation and stop of the driving device, a pneumatic chamber 11 is disposed inside the waterproof box, a pressure plate 12 is movably connected inside the pneumatic chamber 11, the pressure plate 12 is fixedly connected to a pressure receiving plate 14 through a push rod 13, a movable rod 15 extending into the mounting box 10 is disposed inside the pneumatic chamber 11, a cleaning plate 17 is movably connected inside the mounting box 10 through the connecting rod 16, the cleaning plate 17 is located above the fine filter layer 9 and contacts with the surface of the fine filter layer 9, so that the cleaning plate 17 can scrape off foreign matters which are difficult to block the screen holes on the surface of the fine filter layer 9, a discharge hole 18 is disposed at the bottom of the filter cartridge 2, and a base 20 is fixedly connected to, through the cooperation use of pneumatic chamber 11, clamp plate 12, push rod 13, by pressure disk 14, movable rod 15, connecting rod 16 and clearance board 17, possess when the fine filtration layer 9 blocks up, the thick liquids on fine filtration layer 9 upper portion are piled up gradually, pile up to pushing down by pressure disk 14 after the certain degree, the gas in pneumatic chamber 11 pushes out movable rod 15 when compressed, touch drive switch 21, make the drive arrangement work that connecting rod 16 connects, promote clearance board 17 through connecting rod 16 and strike off the foreign matter that fine filtration layer 9 surface blocked up, after scraping, the filtration of thick liquids tends to normal, the pressure that receives pressure disk 14 reduces gradually, movable rod 15 resets, drive switch 21 resets, make drive arrangement stop work, compare the filter bed clearance device that needs work all the time, this structure has greatly reduced the energy loss, has saved the resource, has reduced manufacturing cost, has improved economic benefits.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working process and the principle of the device are as follows:

referring to fig. 1, 2 and 6, when the device is used, slurry enters the pre-filtering cylinder 1 from the feeding port 3, the scraper 6 fixedly connected with the rotating shaft 5 starts to rotate under the driving of the rotating shaft 5, so as to play a role of scraping off foreign matters blocked on the coarse filtering layer 4, the scraper 6 also plays a role of primarily stirring lithium battery slurry, because a plurality of narrow grooves are formed on the scraper 6, when the scraper 6 rotates under the action of the rotating shaft 5, shearing force generated on the lithium battery slurry is larger, so as to play a role of preventing aggregate from appearing, effectively improve the filtering effect, improve the production efficiency, the scraped slag can be cleaned by opening a switch on the slag outlet 8, the slurry enters the filtering cylinder 2 after being primarily filtered by the coarse filtering layer 4, and under the driving of a driving device connected with the rotating shaft 5, the rotating shaft 5 drives an electromagnet 7 fixedly connected with the rotating shaft to rotate simultaneously, make the contact range of electro-magnet 7 with thick liquids bigger, reached and carried out absorbent purpose to the iron ion in the lithium cell thick liquids, pivoted electro-magnet 7 can further play the stirring effect to the lithium cell thick liquids simultaneously, has alleviated the layering problem of lithium cell thick liquids, when avoiding iron ion to influence thick liquids quality, further improvement the filter effect, and hierarchical filterable mode, further improvement the quality of thick liquids after filtering, the lithium cell that makes has higher quality.

Referring to fig. 1 and 3-5, when the device is used, when the fine filter layer 9 is blocked, slurry on the upper part of the fine filter layer 9 is gradually accumulated, the fine filter layer is pressed by the pressing disc 14 after being accumulated to a certain degree, the pressing disc 14 applies downward force to the pressing plate 12 through the push rod 13, so that the pressing plate 12 moves downward, at the moment, gas in the gas pressure chamber 11 is compressed, the movable rod 15 is pushed out leftwards under the action of pressure, the movable rod 15 triggers the driving switch 21, the driving device connected with the connecting rod 16 works, the driving device pushes the cleaning plate 17 through the connecting rod 16 to scrape off foreign matters blocked on the surface of the fine filter layer 9, after the foreign matters are scraped, the filtering of the slurry tends to be normal, the pressure borne by the pressing disc 14 is gradually reduced, the pressing plate 12 moves upwards, the movable rod 15 is reset, the driving switch 21 is reset, the driving device stops working, and compared with a filter layer cleaning, the structure greatly reduces energy loss, does not need manual operation and control, automatically cleans, saves resources, reduces production cost and improves economic benefits.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. A polymer lithium battery slurry filter comprising a pre-filter cartridge (1), the filter cartridge (2) characterized by: the device is characterized in that a feeding hole (3) is formed in the top of the pre-filtering cylinder (1), a coarse filtering layer (4) is arranged at the bottom of the pre-filtering cylinder (1), a rotating shaft (5) is rotatably connected inside the pre-filtering cylinder (1), a scraping plate (6) and an electromagnet (7) are fixedly sleeved on the outer side of the rotating shaft (5), a slag outlet (8) is formed in the right side of the pre-filtering cylinder (1), a fine filtering layer (9) is installed inside the filtering cylinder (2), a mounting box (10) is arranged inside the filtering cylinder (2), an air pressure chamber (11) is arranged inside the waterproof box, a pressing plate (12) is movably connected inside the air pressure chamber (11), a pressed plate (14) is fixedly connected to the pressing plate (12) through a push rod (13), a movable rod (15) extending into the mounting box (10) is arranged inside the air pressure chamber (11), and a cleaning plate (17, the bottom of the filter cartridge (2) is provided with a discharge hole (18), and the outer side of the filter cartridge (2) is fixedly connected with a base (20) through a damping device (19).

2. The slurry filter for lithium polymer batteries according to claim 1, wherein: the rotating shaft (5) penetrates through the coarse filter layer (4) and extends to the interior of the filter cylinder (2).

3. The slurry filter for lithium polymer batteries according to claim 1, wherein: the scraper (6) is positioned above the coarse filtering layer (4) and is in contact with the surface of the coarse filtering layer (4).

4. The slurry filter for lithium polymer batteries according to claim 1, wherein: the electromagnets (7) are installed on the outer side of the rotating shaft (5) in a staggered mode, and the electromagnets (7) are located inside the filter cylinder (2) and above the fine filter layer (9).

5. The slurry filter for lithium polymer batteries according to claim 1, wherein: the scraper (6) is internally provided with a plurality of narrow grooves.

6. The slurry filter for lithium polymer batteries according to claim 1, wherein: a driving switch (21) is arranged in the mounting box (10).

7. The slurry filter for lithium polymer batteries according to claim 1, wherein: the cleaning plate (17) is positioned above the fine filter layer (9) and is in contact with the surface of the fine filter layer.