Filtering and separating device for processing lithium ion battery diaphragm slurry

Abstract

The utility model relates to the technical field of filtering and separating devices, and discloses a filtering and separating device based on lithium ion battery diaphragm slurry processing, which comprises a filtering box and a motor, one side of the filtering box is provided with the motor, the filtering box is internally provided with filtering cloth, the four corners of the filtering cloth are sleeved with driving rollers, and the driving rollers are connected with the motor. By means of the movable type filtering and separating structure, during filtering and separating, the movable type design of the filtering cloth is matched with a cleaning assembly at the bottom, the filtering cloth can be kept smooth and clean during filtering, the filtering cloth is not prone to being blocked, the filtering cloth is not prone to falling off, and the filtering effect is good. Therefore, the filtering and separating speed is guaranteed, the problem that the speed is reduced due to the fact that an existing filtering and separating device for processing the lithium ion battery diaphragm slurry is easily blocked during filtering and separating is solved, and the separating speed of the filtering and separating device is greatly increased.

Description

TECHNICAL FIELD

[0001] The utility model application relates to filter separation device technical field, concretely is a kind of filter separation device based on lithium ion battery diaphragm slurry processing. BACKGROUND

[0002] In the structure of lithium battery, diaphragm is one of key inner layer components, main function is to separate the positive and negative pole of battery, prevent two poles from contacting and short circuit, in addition, it also has the function of allowing electrolyte ion to pass, the performance of diaphragm determines the interface structure, internal resistance etc. of battery, directly influences the capacity, cycle and safety performance etc. characteristics of battery, and excellent diaphragm has important role to improve the comprehensive performance of battery.

[0003] Among them, polyvinyl silicon carbide nanoparticle doped polyvinylidene fluoride-hexafluoropropylene composite diaphragm needs to be filtered during production in order to ensure the fineness inside the slurry, since the impurities in many slurries have certain viscosity, after screening, it is easy to stay on the filter cloth, so that the filtering speed gradually reduces, and cleaning needs to interrupt the filtration, resulting in low filtering and separating speed. SUMMARY

[0004] In order to solve the problem that the existing filter separation device based on lithium ion battery diaphragm slurry processing is easy to block during filtering and separating, thereby reducing the speed, the utility model provides a filter separation device based on lithium ion battery diaphragm slurry processing to solve the above problems.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A filter separation device based on lithium ion battery diaphragm slurry processing, including filter box and motor, the side of filter box is provided with motor, the inside of filter box is provided with filter cloth, and the four corners of filter cloth are all sleeved with transmission roller, the output end of motor is rotationally penetrated through filter box and fixedly connected on a transmission roller, the upper part of filter box is fixedly penetrated with feeding bin, the inner wall of filter box between filter cloths is fixedly provided with flow guide plate, and the side of filter box is fixedly penetrated with discharge port on the side of flow guide plate;

[0007] The inside of filter box below flow guide plate is fixedly provided with water distribution pipe, and the bottom surface of water distribution pipe is equidistantly provided with several nozzles towards the bottom surface of filter cloth, one end of two water distribution pipes extending to the outside of filter box is fixedly penetrated with water guide pipe, and the end side of filter box close to discharge port is fixedly penetrated with drain port.

[0008] Further, the bottom surface of filter box is fixedly provided with water guide plate inclined towards drain port, and the flow guide plate is inclined downwards towards discharge port side.

[0009] Further, the dustproof cover is fixed between the two filter boxes above the filter cloth, and the water pipe is connected with the water purification tank.

[0010] Further, the blocking guide plate is fixed on the bottom surface of the feeding bin away from the discharge port side, and the bottom surface of the blocking guide plate is slidably attached to the top surface of the filter cloth.

[0011] Further, the stirring roller is rotatably connected to the bottom of the feeding bin, one end of the stirring roller extending to the outside of the feeding bin is fixedly connected with a driven wheel, the other end of the transmission roller fixedly connected with the motor extends to the outside of the filter box and is fixedly connected with another driven wheel, and the two driven wheels are rotatably connected through a belt.

[0012] Further, the width of the stirring roller is equal to the width of the inside of the feeding bin, and a plurality of paddles are fixed on the surface of the stirring roller, and the outer edge of the paddle is slidably attached to the inner wall of the lower part of the feeding bin.

[0013] Compared with the prior art, the beneficial effects of the present application are:

[0014] 1. In the present application, the movable filter separation structure is used in the filtering and separating process, the movable design of the filter cloth is combined with the cleaning assembly at the bottom, which can keep the filter cloth clean and unobstructed during filtering, thereby ensuring the filtering and separating speed, solving the problem of the existing lithium ion battery separator slurry processing filter separation device which is prone to blockage during filtering and separating, and greatly improving the separating speed of the filter separation device.

[0015] 2. In the present application, the linkage stirring structure is used in the separating and filtering and discharging process, which can continuously and intermittently discharge the slurry in the bin, avoid excessive accumulation of the slurry when it falls, and ensure the smoothness of the discharge of the discharge bin. Combined with the movable filter separation structure, the separating speed of the filter separation device is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0017] Figure 1 is a front view schematic diagram of the filter separation device structure according to an embodiment of the present application;

[0018] Figure 2 is Figure 1 the back view schematic diagram of the filter separation device structure in the embodiment shown in the figure;

[0019] Figure 3 is Figure 1 is a schematic view of the structure of the filtering and separating device in the embodiment shown;

[0020] Figure 4 is Figure 1 is a schematic view of the structure of the filtering and separating device in the embodiment shown.

[0021] The meanings of the reference numerals in the drawings are as follows: 1, filter box; 2, motor; 3, transmission roller; 4, filter cloth; 5, feed bin; 6, flow guide plate; 7, discharge opening; 8, water guide pipe; 9, water discharge opening; 10, water guide plate; 11, blocking guide plate; 12, stirring roller; 13, driven wheel; 14, belt; 15, dust cover; 16, water distribution pipe. DETAILED DESCRIPTION

[0022] In order to make the application purposes, features and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0023] With reference to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a filtering and separating device for processing lithium ion battery separator slurry comprises a filter box 1 and a motor 2, the filter box 1 is provided with the motor 2 on one side, the filter box 1 is internally provided with filter cloth 4, dust covers 15 are fixed between the two filter boxes 1 above the filter cloth 4, the water guide pipe 8 is externally connected to a water purification tank through a water pipe, and transmission rollers 3 are sleeved at the four corners of the filter cloth 4, the output end of the motor 2 is rotatably penetrated through the filter box 1 and fixedly connected to one transmission roller 3, a feed bin 5 is fixedly penetrated through above the filter box 1, a blocking guide plate 11 is fixed to the bottom surface away from the discharge opening 7 on the bottom surface of the feed bin 5, and the bottom surface of the blocking guide plate 11 is slidably attached to the top surface of the filter cloth 4, flow guide plates 6 are fixed to the inner wall of the filter box 1 between the filter cloths 4, and discharge openings 7 are fixedly penetrated through the side surface of the filter box 1 on the side edge of the flow guide plate 6;

[0024] A water distribution pipe 16 is fixedly arranged inside the filter box 1 below the flow guide plate 6, a plurality of nozzles facing the bottom surface of the filter cloth 4 are equidistantly arranged on the bottom surface of the water distribution pipe 16, one end of each of the two water distribution pipes 16 extending to the outside of the filter box 1 is fixedly penetrated with a water guide pipe 8, a water discharge opening 9 is fixedly penetrated through the side edge of the filter box 1 close to the discharge opening 7, a water guide plate 10 is fixed to the bottom surface of the filter box 1 and inclined toward the water discharge opening 9, and the flow guide plate 6 is inclined downward toward the side of the discharge opening 7.

[0025] Specifically, when the need for filtering, first, the water conduit 8 outside the clean water tank, the slurry into the feed bin 5 inside, and through the feed bin 5 on the filter cloth 4, the motor 2 run through the transmission roller 3 drive filter cloth 4 movement, so that the slurry fall can always fall on the filter cloth 4 most surface, filtered slurry under the guidance of the baffle 6, through the discharge port 7 discharge, the filter cloth 4 surface residual impurity particles, moving to the downward, the water pipe 16 bottom nozzle spray filter cloth 4 for washing, after washing continue to move to the feed bin 5 below for receiving, washing the resulting wastewater, under the guidance of the water guide plate 10, through the drain 9 discharge.

[0026] As an optimization scheme, as shown in Figure 1 and Figure 4 The feed bin 5 bottom rotatingly connected with the stirring roller 12, the width of the stirring roller 12 is equal to the width of the inside of the feed bin 5, a plurality of paddles are fixed on the surface of the stirring roller 12, the outer edge of the paddle is in sliding fit with the inner wall of the lower part of the feed bin 5, and one end of the stirring roller 12 extending to the outside of the feed bin 5 is fixedly connected with a driven wheel 13, the other end of the transmission roller 3 fixed with the motor 2 extends to the outside of the filter box 1 and is fixed with another driven wheel 13, and the two driven wheels 13 are rotatably connected through the belt 14.

[0027] Specifically, when the filter cloth 4 moves for receiving, the driven wheel 13 is driven to rotate by the transmission roller 3, the driven wheel 13 is driven to rotate by the belt 14 when the driven wheel 13 rotates, that is, the stirring roller 12 is driven to rotate, the stirring roller 12 drives its paddles to make circular motion when the stirring roller 12 rotates, so that the slurry at the bottom of the feed bin 5 continuously discharges at intervals.

[0028] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but rather can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0029] The above-described embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A filter separation device based on lithium ion battery diaphragm slurry processing, comprising a filter box (1) and a motor (2), characterized in that: The filter box (1) is provided with a motor (2) on one side, the filter box (1) is provided with a filter cloth (4) inside, and the four corners of the filter cloth (4) are sleeved with transmission rollers (3), the output end of the motor (2) is rotatably connected with one of the transmission rollers (3), the filter box (1) is fixedly provided with a feeding bin (5) above, the inner wall of the filter box (1) between the filter cloths (4) is fixedly provided with a guide plate (6), and the side of the guide plate (6) is fixedly provided with a discharge port (7) on the side of the filter box (1). The filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box (1), and the filter box (1) is provided with a filter box (1) inside the filter box 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The filtration separation device for processing lithium ion battery separator slurry according to claim 1, characterized in that: ​ 3. The filtration separation device for processing lithium ion battery separator slurry according to claim 1, characterized in that: ​ 4. The filtration separation device for processing lithium-ion battery separator slurry according to claim 1, characterized in that: ​ 5. The filtration separation device for processing of lithium ion battery separator slurry, as claimed in claim 1, wherein: ​ 6. The filtration separation device for processing lithium ion battery separator slurry according to claim 5, characterized in that: ​

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