CN218421359U - A skid-mounted battery slurry self-cleaning dynamic filter - Google Patents

Abstract

The utility model proposes a skid-mounted self-cleaning dynamic filter for battery slurry, which includes a motor, a reducer, a coupling part, an outer barrel and an impurity collection barrel installed sequentially from top to bottom; A material inlet and a material outlet; the outer barrel is provided with a filter cartridge; the filter cartridge is provided with a scraping device, and the scraper device slides close to the inner wall of the filter cartridge; the bottom of the outer barrel is provided There are several through holes, and the through holes communicate with the impurity collection barrel; the impurity collection barrel is provided with a triangular scraper installed and driven coaxially with the scraping device; the bottom of the impurity collection barrel is provided with a slag discharge There is a valve installed on the slag outlet, so that the filtered particles and impurities fall into the impurity collection barrel through the through hole for collection and recovery, and will not be scattered around; the impurity collection barrel is in the shape of a "funnel", and the shape of the triangular scraper is the same as The impurity collection barrel is suitable; the structure is simple and the volume is lighter, and a mobile bracket is provided to facilitate mobile installation.

Description

A skid-mounted battery slurry self-cleaning dynamic filter

technical field

The utility model relates to the technical field of battery slurry filtering equipment, in particular to a skid-mounted battery slurry self-cleaning dynamic filter.

Background technique

Battery paste generally refers to lithium battery cell paste. For the electrode manufacturing of lithium-ion batteries, the positive electrode slurry is composed of binder, conductive agent, positive electrode material, etc.; the negative electrode slurry is composed of binder, graphite carbon powder, etc. The preparation of positive and negative electrode slurries includes a series of processes such as mixing, dissolving, and dispersing between liquid and liquid, liquid and solid materials, and this process is accompanied by changes in temperature, viscosity, and environment. In the preparation process of the slurry, there are a large number of small particles formed by conductive electrodes and glue, which will affect the quality of the battery, and need to be filtered and cleaned during the production and preparation of the battery.

For example, CN201810680155.2 discloses a slurry filter device for lithium batteries, including a bottom plate and a tank body, both sides of the top of the bottom plate are vertically fixedly connected with support columns, and the center of the top of the tank body is fixedly connected with a Vibration motor, the tops on both sides of the tank body are horizontally fixedly connected with slide bars, and the end of the slide bar away from the tank body is provided with a matching sliding sleeve, and the bottom of the sliding sleeve is fixedly connected to the inner side of the top of the supporting column , the inner cavity of the tank body is provided with a filter plate, the right side of the tank body is connected with a slag discharge pipe, and the slag discharge pipe is located on the right side of the filter plate, and the center of the bottom of the tank body is connected with a discharge pipe , the left side of the top of the tank communicates with a feed pipe. The filter uses vibration to separate the impurity particles in the battery slurry, but because the battery slurry is relatively viscous and the impurity particles vary in size and weight, when there are small particles in the battery slurry When there are impurities, it is difficult to filter and separate them by vibration, resulting in low efficiency of filtering impurities.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a skid-mounted battery slurry self-cleaning dynamic filter.

In order to achieve the above object, the utility model adopts the following technical solutions:

A skid-mounted self-cleaning dynamic filter for battery slurry, including a motor, a reducer, a coupling part, an outer barrel, and an impurity collection barrel installed sequentially from top to bottom; the outer barrel is provided with a feed port and Outlet: a filter cartridge is provided in the outer barrel, the feed inlet is located on the outer wall of the outer barrel and above the filter cartridge, the outlet is located on the outer wall of the outer barrel and is located One side of the filter cartridge; the filter cartridge includes a positioning cover and a filter screen; a scraper device is provided in the filter cartridge, and the scraper device includes a rotating shaft assembly and a scraper assembly, and the rotating shaft assembly and the scraper A spring is provided between the components, and the scraper component is close to the inner wall of the filter cartridge through the spring; the motor, the reducer, the coupling part and the rotating shaft component are sequentially connected and driven; the bottom of the outer barrel is equipped with Several through holes, the through holes communicate with the impurity collection barrel; the impurity collection barrel is provided with a triangular scraper, and the triangular scraper is coaxially installed and driven with the scraper device; the bottom of the impurity collection barrel A slag outlet is provided, and a valve is installed on the slag outlet; the impurity collection bucket is in the shape of a "funnel".

The rotating shaft assembly includes a rotating shaft and several rotating shaft brackets adapted to be installed on both sides of the rotating shaft; the rotating shaft is "non-cylindrical"; one side of the scraper assembly is movably installed with the rotating shaft bracket.

The scraper assembly includes a scraper and a scraper bracket; one side of the scraper bracket is fixedly installed with the scraper; the scraper bracket is movably installed with the rotating shaft assembly.

The spring is adapted and installed on one side of the scraper bracket and is hinged to the shaft bracket; one end of the spring is in contact with the scraper bracket, and the other end is in contact with the shaft.

The filter cartridge includes a positioning cover and a filter screen; the filter screen is placed close to the inner wall of the positioning cover; the upper part of the positioning cover is erected on the outer barrel; the bottom of the filter screen is surrounded by the through-hole the periphery of the hole.

The impurity collection barrel is provided with a mobile support, the mobile support is located outside the impurity collection barrel, and the mobile support is provided with rollers.

The coupling part and the outer barrel are detachably installed through a flange; the outer barrel and the impurity collection barrel are detachably installed through a flange.

A first handle is provided on the outer wall of the outer barrel; a second handle is provided above the filter cartridge.

The coupling component includes a box body and a coupling fitted in the box body; a visualization window is provided on the box body.

The utility model has the following beneficial effects: 1. Cleaning the battery slurry and filtering impurities by means of stirring and filtering can effectively block particles of various sizes; , using the gravity of the impurity particles themselves to make them precipitate downward quickly to achieve the effect of rapid separation; 3. There is an impurity collection bucket with a valve switch on the impurity collection bucket, and the filtered particulate impurities fall into the impurities through the through hole Collect and recycle in the collection bucket, and will not scatter around.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of an embodiment of the utility model.

Fig. 2 is a sectional view of the overall structure of the embodiment of the utility model.

Fig. 3 is a schematic structural view of a scraping device according to an embodiment of the present invention.

Reference signs in the figure: motor 1, reducer 11, coupling part 12, box body 12.1, coupling 12.2, visualization window 12.3, outer barrel 2, feed port 21, discharge port 22, through hole 23, First handle 24, filter cartridge 3, positioning cover 31, filter screen 32, second handle 33, scraper device 4, shaft assembly 41, shaft 41.1, shaft bracket 41.2, scraper assembly 42, scraper 42.1, scraper bracket 42.2 , Spring 43, impurity collection bucket 5, slag outlet 51, valve 52, triangular scraper 6, mobile bracket 7, roller 71.

Detailed ways

As shown in Figures 1-3, a skid-mounted self-cleaning dynamic filter for battery slurry is used to clean and filter battery slurry, including motor 1, reducer 11, and coupling parts installed in sequence from top to bottom 12. The outer barrel 2 and the impurity collection barrel 5, the coupling part 12 and the outer barrel 2 are detachably installed through a flange; the outer barrel 2 and the impurity collection barrel 5 are detachably installed through a flange, In order to facilitate disassembly, cleaning, disassembly, transportation and installation. The outer barrel 2 is provided with a material inlet 21 and a material outlet 22 . The outer barrel 2 is provided with a filter cartridge 3, the feed inlet 21, the filter cartridge 3 and the discharge port 22 are sequentially connected in one direction, and the filter cartridge 3 is provided with a scraping device 4, which is used for It is used to stir and push out the impurities in the filter cartridge 3. The impurity collection barrel 5 is provided with a triangular scraper 6, and the triangular scraper 6 is coaxially installed and driven with the shaft assembly 41. The bottom of the impurity collection barrel 5 is provided with a slag outlet 51, and the slag outlet 51 is equipped with a valve 52, when a certain amount of impurities are collected in the impurity collection barrel 5, the valve 52 is opened to discharge the impurities from the slag outlet 51, and the valve 52 is a manual valve or an electric valve . Since the impurities accumulate in the impurity collection barrel 5, they are easy to adhere to the inner wall of the impurity collection barrel 5, and the triangular scraper 6 rotates and stirs in the impurity collection barrel 5 to prevent impurities from depositing. Specifically, the impurity collection barrel 5 is in the shape of a "funnel", and the shape of the triangular scraper 6 is adapted to the impurity collection barrel 5, so that it can better stir the impurities in the impurity collection barrel 5.

Specifically, in order to ensure that the battery slurry can flow and be discharged from the discharge port 21 after filtration, the impurity particles are discharged from the slag discharge port 51, and the feed port 21 is located on the outer wall of the outer barrel 2 and is located at the Above the filter cartridge 3 , the outlet 22 is located below the outer wall of the outer tub 2 and on one side of the filter cartridge 3 . The battery slurry enters the filter cartridge 3 through the feed port 21, and after being filtered through the filter cartridge 3, the impurity particles are precipitated by gravity, and the filtered battery slurry is discharged from the discharge port 22. This process is One-way circulation. The way of feeding from the top and discharging from the bottom is adopted. During the feeding process, the gravity of the impurity particles is used to make them settle down quickly to achieve the effect of rapid separation.

As shown in FIGS. 2 and 3 , the scraper device 4 includes a shaft assembly 41 and a scraper assembly 42 , and a spring 43 is provided between the shaft assembly 41 and the scraper assembly 42 .

The scraper assembly 42 includes a scraper 42.1 and a scraper support 42.2. One side of the scraper bracket 42.2 is fixedly installed with the scraper 42.1, so that the scraper 42.1 is kept on the outside and abuts against the filter cartridge 5, and the fixing method is screw connection. The scraper 42.1 is made of silica gel, and the outer side of the scraper 42.1 is provided with an inclined surface 42.3, so that it fits more closely with the inner wall of the filter cartridge 3 and better stirs and pushes the battery slurry.

The rotating shaft assembly 41 includes a rotating shaft 41.1 and several rotating shaft brackets 41.2 adapted to be installed on both sides of the rotating shaft 41.1. The rotating shaft 41.1 is fixedly connected to the rotating shaft bracket 41.2, and the fixing method may be welding, gluing, integral molding, etc. . The rotating shaft 41.1 is in a "non-cylindrical" shape, and can be a polygonal cylinder such as a triangle, a pentagon, or a hexagon, which can be directly plugged into the coupling device 12 .

The spring 43 is a gravity spring, the spring 43 is installed on the other side of the scraper bracket 42.2 and is hingedly installed with the shaft assembly 41, and the connecting shaft passes through the shaft bracket 41.2, the scraper bracket 42.2 and the spring 43 in turn, so that The three activities are installed. One end of the spring 43 is in contact with the scraper bracket 42.2, and the other end is in contact with the rotating shaft 41.1. Specifically, when the rotating shaft assembly 41 rotates clockwise, the spring 43 abuts against the left side of the rotating shaft 41.1 and the scraper bracket 42.2; on the contrary, when the rotating shaft assembly 41 rotates counterclockwise, the spring 43 abuts against On the right side of said rotating shaft 41.1 and scraper support 42.2.

When the rotating shaft 41.1 rotates, it drives the scraper assembly 42 to rotate in the same direction. At this time, since the outer side of the scraper 42.1 slides on the filter screen 32 and is subjected to the resistance of the filter cartridge 3, the scraper 42.1 Fold inward with the connecting shaft between the scraper bracket 42.2 and the rotating shaft bracket 41.2 as the axis, so that the scraper 42.1 cannot slide in the filter cartridge 3. At this time, the spring 43 uses its stretching effect to stretch outward and push The scraper assembly 42 keeps its outer edge in contact with the filter cartridge 3 . Specifically, the rotation speed of the rotating shaft 41.1 is 0-30 rpm.

The bottom of the tub 2 is provided with a plurality of through holes 23 , and the through holes 23 are arranged around the rotating shaft assembly 41 in sequence. The filter cartridge 5 communicates with the impurity collection barrel 5 through the through hole 23 , and the remaining impurities after the battery slurry in the filter cartridge 3 is filtered are collected into the impurity collection barrel 5 through the through hole 23 .

The filter cartridge 3 includes a positioning cover 31 and a filter screen 32 . The filter screen 32 is arranged close to the inner wall of the positioning cover 31 . The positioning cover 31 is used to limit and position the filter screen 32 so that it surrounds the periphery of the through hole 23 in a “cylindrical” shape. The upper part of the positioning cover 31 is erected on the outer barrel 2, and a second handle 33 is provided above the filter cartridge 3, making it easy to install or remove, when the filter cartridge 3 needs to be cleaned or replaced , open the flange between the coupling part 12 and the outer tub 2, and hold the second handle 33 to lift the filter cartridge 3 upwards. Specifically, the mesh density of the filter 32 is 200 mesh, which can filter impurities with small particles.

A first handle 24 is provided on the outer wall of the outer tub 2 . It is convenient to adjust the position of the battery slurry self-cleaning dynamic filter.

The impurity collection bucket 5 is provided with a mobile bracket 7 , the mobile bracket 7 is located outside the impurity collection bucket 5 , and the mobile bracket 7 is provided with a roller 71 . This battery slurry self-cleaning dynamic filter facilitates quick movement.

Further, the coupling component 12 includes a box body 12.1 and a shaft coupling 12.2 adapted to be installed in the box body 12.1. The box body 12.1 is provided with a visualization window 12.3, which is convenient for the user to observe the working state of the coupling 12.2. The visualization window 12.3 is a transparent acrylic plate.

Working process: the motor 1, the reducer 11, the coupling part 12 and the shaft assembly 41 are sequentially connected and driven, and the voltage is 24V during operation. The rotating shaft assembly 41 is rotated in the filter cartridge 3 at a constant speed. During the rotation of the rotating shaft assembly 41, the outer side of the scraper assembly 42 slides against the inner wall of the filter cartridge 3, and the battery slurry in the filter cartridge 3 pushed into the space between the filter cylinder 3 and the outer cylinder 2, and discharged from the discharge port 21. The remaining impurities after filtering by the filter cartridge 3 are stored in the impurity collection barrel 5 through the through hole 23, and after a certain amount is stored, the valve 52 is opened electrically or manually to discharge the impurities.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some of the technical features, and those skilled in the art can use logic analysis on the basis of the existing technology based on the concept of the utility model. Technical solutions that can be obtained through reasoning, reasoning or limited experiments shall all be within the protection scope determined by the claims.

Claims (9)

1. A skid-mounted battery slurry self-cleaning dynamic filter is characterized by comprising a motor (1), a speed reducer (11), a coupling part (12), an outer barrel (2) and an impurity collecting barrel (5) which are sequentially arranged from top to bottom; the outer barrel (2) is provided with a feed inlet (21) and a discharge outlet (22); a filter cylinder (3) is arranged in the outer barrel (2), the feed inlet (21) is positioned on the outer wall of the outer barrel (2) and above the filter cylinder (3), and the discharge outlet (22) is positioned below the outer wall of the outer barrel (2) and at one side of the filter cylinder (3); a scraping device (4) is arranged in the filter cylinder (3), the scraping device (4) comprises a rotating shaft component (41) and a scraper component (42), a spring (43) is arranged between the rotating shaft component (41) and the scraper component (42), and the scraper component (42) is tightly attached to the inner wall of the filter cylinder (3) through the spring (43); the motor (1), the speed reducer (11), the coupling part (12) and the rotating shaft assembly (41) are sequentially connected and driven; the bottom of the outer barrel (2) is provided with a plurality of through holes (23), and the through holes (23) are communicated with the impurity collecting barrel (5); a triangular scraper (6) is arranged in the impurity collecting barrel (5), and the triangular scraper (6) and the scraping device (4) are coaxially arranged and driven; a slag outlet (51) is formed in the bottom of the impurity collecting barrel (5), and a valve (52) is mounted on the slag outlet (51); the impurity collecting barrel (5) is in a funnel shape.

2. The self-cleaning dynamic filter of battery slurry skid-mounted of claim 1, wherein the spindle assembly (41) comprises a spindle (41.1) and a plurality of spindle brackets (41.2) adapted to be mounted on either side of the spindle (41.1); the rotating shaft (41.1) is in a non-cylindrical shape; one side of the scraper component (42) is movably arranged with the rotating shaft bracket (41.2).

3. The self cleaning dynamic filter of claim 2 wherein the scraper assembly (42) comprises a scraper (42.1) and a scraper support (42.2); one side of the scraper support (42.2) is fixedly arranged with the scraper (42.1); the scraper support (42.2) is movably mounted with the rotating shaft component (41).

4. The self cleaning dynamic filter of battery slurry skid-mounted of claim 3, wherein the spring (43) is adapted to be mounted to one side of the scraper bracket (42.2) and hinged to the spindle bracket (41.2); one end of the spring (43) is abutted with the scraper support (42.2), and the other end of the spring is abutted with the rotating shaft (41.1).

5. The self-cleaning dynamic filter of battery slurry skid-mounted according to claim 1, wherein the filter cartridge (3) comprises a positioning cover (31) and a filter screen (32); the filter screen (32) is arranged close to the inner wall of the positioning cover (31); the upper part of the positioning cover (31) is erected on the outer barrel (2); the bottom of the filter screen (32) surrounds the periphery of the through hole (23).

6. The self-cleaning dynamic filter for battery slurry skid-mounted according to claim 1, wherein a moving bracket (7) is arranged on the impurity collecting barrel (5), the moving bracket (7) is positioned outside the impurity collecting barrel (5), and a roller (71) is arranged on the moving bracket (7).

7. The self-cleaning dynamic filter for battery slurry skid-mounted according to claim 1, wherein the coupling member (12) is detachably mounted to the outer tub (2) via a flange; the outer barrel (2) and the impurity collecting barrel (5) are detachably mounted through a flange plate.

8. The self-cleaning dynamic filter for battery slurry skid-mounted according to claim 1, wherein a first handle (24) is provided on an outer wall of the outer tub (2); a second handle (33) is arranged above the filter cylinder (3).

9. The self cleaning dynamic filter of battery slurry skid-mounted of claim 1, wherein the coupling component (12) comprises a housing (12.1) and a coupling (12.2) adapted to fit within the housing (12.1); and a visual window (12.3) is arranged on the box body (12.1).

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