Electrolytic manganese dioxide particle rinsing device

Abstract

The invention discloses an electrolytic manganese dioxide particle rinsing device which comprises a rinsing tank, a stirring assembly is arranged in a rinsing cylinder, the horizontal section of the rinsing tank and the horizontal section of the rinsing cylinder are both rectangular, and a plurality of water outlets are formed in one opposite side wall of the rinsing cylinder at intervals up and down; the two sealing plates are slidably connected with the two side walls, provided with the water outlets, of the rinsing cylinder in a one-to-one correspondence mode, a plurality of openings are formed in the sealing plates at intervals, filter screens are arranged at the openings, meshes of the filter screens are sequentially reduced from top to bottom, two first telescopic motors are arranged on the rinsing cylinder, and the two first telescopic motors are connected with the two first telescopic motors. The two first telescopic motors are connected with the two closing plates in a one-to-one correspondence mode so as to drive the two closing plates to move. According to the rinsing device, by arranging the sealing plate and the first telescopic motor, water can be reserved in the rinsing cylinder during rinsing, and the water is discharged through the water outlet after rinsing is finished, so that manganese dioxide can be rinsed for multiple times in the rinsing tank, and the rinsing effect is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of electrolytic manganese dioxide equipment, and more specifically, to a device for rinsing electrolytic manganese dioxide particles. Background Art

[0002] With the development of the energy storage field, the demand for lithium batteries continues to increase. As one of the key raw materials for lithium batteries, the performance and cost of manganese dioxide have a direct impact on the performance and price of lithium batteries. The production of electrolytic manganese dioxide can be divided into manganese carbonate ore method, manganese oxide reduction roasting method and two-ore method. The most commonly used method in China is manganese carbonate ore method, that is, manganese carbonate ore powder is leached with sulfuric acid to obtain manganese sulfate solution, which is filtered, purified and electrolyzed. After the electrolytic manganese dioxide is crushed, it will contain a certain amount of electrolyte and electrolyte evaporation inhibitor and other impurities, which need to be washed many times to meet the specified requirements. The existing patent with application number "202220368791.3" discloses a large-scale rinsing equipment for electrolytic manganese dioxide production, including a device body including a rinsing bin and a precipitation component, and a stirring shaft is provided in the rinsing bin. Although the patent can reduce the accumulation of manganese dioxide, the device cannot be rinsed multiple times in the rinsing bin, which affects the rinsing effect. Summary of the invention

[0003] An object of the present invention is to solve at least the above problems and to provide at least the advantages which will be described hereinafter.

[0004] Another object of the present invention is to provide an electrolytic manganese dioxide particle rinsing device, which, by setting a closing plate and a first telescopic motor, can not only retain water in the rinsing drum during rinsing, but also discharge the water through a drain outlet after rinsing, thereby achieving multiple rinsing of manganese dioxide in the rinsing tank and improving the rinsing effect.

[0005] In order to achieve these purposes and other advantages of the present invention, there is provided an electrolytic manganese dioxide particle rinsing device, comprising:

[0006] A rinsing tank, in which a rinsing cylinder is provided, a feed inlet and a water inlet are provided at the top of the rinsing tank, a discharge port is provided at the bottom, the discharge port is connected to a sedimentation tank, a stirring assembly is provided in the rinsing cylinder, wherein the horizontal cross-sections of the rinsing tank and the rinsing cylinder are both rectangular, and a plurality of drainage ports are provided at intervals on one of the opposite side walls of the rinsing cylinder;

[0007] Two closing plates are slidably connected to the two side walls of the rinsing cylinder with drain outlets in a one-to-one correspondence. A plurality of openings are arranged at intervals on the closing plates, and the plurality of openings are arranged in a stepped manner from top to bottom. The plurality of openings are arranged in a one-to-one correspondence with the plurality of drain outlets. A filter screen is provided at the opening, and the mesh of the filter screen decreases sequentially from top to bottom. Two first telescopic motors are provided on the rinsing cylinder, and the two first telescopic motors are connected to the two closing plates in a one-to-one correspondence to drive the two closing plates to move, wherein a sealing layer is covered on the surface of the closing plate facing the drain outlet, and when manganese dioxide particles are rinsed, the closing plate blocks all the drain outlets. When drainage is required, the first telescopic motor drives the closing plate to move, and the uppermost opening is first connected to the corresponding drain outlet, and the closing plate continues to move to the lowermost opening to connect to the corresponding drain outlet.

[0008] Preferably, the stirring assembly includes a first rotating motor arranged at the top of the rinsing tank, the output shaft of the first rotating motor is connected to a rotating shaft, the rotating shaft rotates through the top of the rinsing tank and extends into the rinsing drum, and the part of the rotating shaft located in the rinsing drum is provided with multiple stirring rods at intervals above and below.

[0009] Preferably, a pair of positioning plates are provided on the side walls of the rinse drum, a slide rail is provided on the positioning plate, a plurality of sliders are slidably provided on the slide rail, and the top and bottom ends of the closing plate are respectively connected to the plurality of sliders on the two slide rails to realize the sliding connection between the closing plate and the rinse drum.

[0010] Preferably, each of the two side walls of the rinse drum where no drain outlet is provided is provided with a corresponding group of anti-sinking components, and the anti-sinking components include a driving shaft rotatably arranged on the side wall of the rinse drum, and the driving shaft seal rotates through the side wall of the rinse drum and extends into the rinse drum, and a sprocket is provided at the end of the driving shaft located outside the rinse drum, and a scraper plate is provided at the part located inside the rinse drum, wherein multiple sprockets in the same group of dustproof components are connected by a chain, and one of the sprockets is driven to rotate by a second rotating motor.

[0011] Preferably, the closing plate is provided with a plurality of support rods, the plurality of support rods are arranged in one-to-one correspondence with the plurality of openings, the support rods are provided with a driving block, the vertical section of the driving block is a right-angled triangle, and the right-angled side of the driving block is located at the lower end;

[0012] It also includes two groups of net cleaning components, which are arranged in a one-to-one correspondence with the two closing plates. The net cleaning components include a water inlet hose and a first telescopic cylinder arranged at the bottom end of the rinsing tank. The end of the output shaft of the first telescopic cylinder seals and slides through the bottom end of the rinsing tank and extends into the rinsing tank. The end of the output shaft of the first telescopic cylinder is connected to a fixed plate. The water outlet end of the water inlet hose is connected to a water spray head, which is connected to the fixed plate. The water spray head is connected to a first connecting pipe, the first connecting pipe is connected to a second connecting pipe, and the end of the second connecting pipe is sealed and slidably connected to a third connecting pipe, wherein a plurality of springs are provided between the first connecting pipe and the third connecting pipe.

[0013] Among them, when the mesh of the filter needs to be cleaned, when one of the openings corresponds to the corresponding drain outlet, the water outlet head is driven upward by the first telescopic cylinder, and when the driving block is located between the first connecting tube and the second connecting tube, the water outlet head continues to be moved upward, and the driving block drives the third connecting tube toward the edge of the third connecting tube to move toward the closing plate and make the third connecting tube abut against the closing plate, and water is sprayed into the rinse drum through the water outlet head. When the water spraying is completed, the first telescopic motor drives the closing plate to move horizontally, and the spring drives the third connecting tube to retract until the next opening is opposite to the drain outlet, and then the water outlet head is driven upward by the first telescopic cylinder.

[0014] Preferably, the opening and the drain outlet are both square.

[0015] The present invention has at least the following beneficial effects:

[0016] The present invention can achieve the goal of not only retaining water in the rinse drum during rinsing, but also discharging water through the drain port after rinsing by setting a closing plate and a first telescopic motor, thereby achieving multiple rinsing of manganese dioxide in the rinse tank, thereby improving the rinsing effect; the present invention can prevent manganese dioxide from being filtered out by setting a filter screen, and can achieve drainage from top to bottom by setting a plurality of openings arranged in a stepped manner. On the one hand, this arrangement can discharge water from top to bottom in sequence, avoiding the impact on manganese dioxide during discharge, and on the other hand, the water in the upper part settles quickly and can be discharged from the rinse drum first, thereby reducing the time used for sedimentation; since the rinse drum of the present invention is rectangular, an anti-sinking component is set at the lower part of the rinse drum, thereby achieving The lower space of the rinse drum is stirred to prevent manganese dioxide from being deposited at the bottom of the rinse drum during the rinsing process, thereby improving the rinsing effect of manganese dioxide; the present invention realizes flushing water from the outside of the rinse drum into the rinse drum by arranging a screen cleaning component, and the manganese dioxide on the filter screen can be flushed into the rinse drum again; by arranging a driving block, a first connecting tube, a second connecting tube, a third connecting tube, and a spring, when the screen needs to be cleaned, this arrangement can drive the third connecting tube to move toward the closing plate under the action of the driving block to facilitate water to enter the rinse drum, and when the closing plate needs to be moved, after the driving block is separated from the third connecting tube, the third connecting tube is driven away from the closing plate by the elastic force of the spring.

[0017] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through study and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural diagram of an electrolytic manganese dioxide particle rinsing device according to one of the technical solutions of the present invention;

[0019] Figure 2 for Figure 1 A magnified view of middle;

[0020] Figure 3 A schematic structural diagram of an anti-sinking assembly according to one of the technical solutions of the present invention;

[0021] Figure 4 This is a schematic structural diagram of a closing plate according to one of the technical solutions of the present invention;

[0022] Figure 5 This is a schematic structural diagram of a screen cleaning assembly according to one of the technical solutions described in the present invention. DETAILED DESCRIPTION

[0023] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0024] like Figure 1-5 As shown, the present invention provides an electrolytic manganese dioxide particle rinsing device, comprising:

[0025] A rinsing tank 1 is provided with a rinsing cylinder 20, a feed port 3 and a water inlet 4 are provided at the top of the rinsing tank 1, a discharge port is provided at the bottom, the discharge port is connected to a sedimentation tank 2, a stirring assembly is provided in the rinsing cylinder 20, wherein the horizontal cross-sections of the rinsing tank 1 and the rinsing cylinder 20 are both rectangular, and a plurality of drainage ports 21 are provided at intervals on one of the opposite side walls of the rinsing cylinder 20;

[0026] Two closing plates 8 are slidably connected to the two side walls of the rinsing cylinder 20 with drain outlets 21 in a one-to-one manner. A plurality of openings are arranged at intervals on the closing plate 8 in a stepped manner from top to bottom. The plurality of openings are arranged in a one-to-one correspondence with the plurality of drain outlets 21. A filter screen 28 is provided at the opening. The mesh of the filter screen 28 decreases from top to bottom. Two first telescopic motors 22 are provided on the rinsing cylinder 20. The two first telescopic motors 22 are connected to the two closing plates 8 in a one-to-one correspondence to drive the two closing plates 8 to move. A sealing layer is covered on the surface of the closing plate 8 facing the drain outlet 21. When rinsing manganese dioxide particles, the closing plate 8 blocks all the drain outlets 21. When drainage is required, the first telescopic motor 22 drives the closing plate 8 to move. The uppermost opening is first connected to the corresponding drain outlet 21. The closing plate 8 continues to move to the lowermost opening to connect to the corresponding drain outlet 21.

[0027] In this technical solution, the rinsing cylinder 20 is coaxially arranged with the rinsing tank 1, the top of the rinsing cylinder 20 is connected to the top of the rinsing tank 1, the bottom of the rinsing cylinder 20 is connected to the bottom of the rinsing tank 1, a plurality of support columns are arranged at the bottom of the rinsing tank 1, the support columns are connected to the sedimentation tank 2, the arrangement of the sedimentation tank 2 adopts the existing technology, the sedimentation tank 2 is provided with an overflow port and a discharge port, and the specific arrangement can refer to the existing technology, a pair of parallel side walls of the rinsing cylinder 20, each side wall is provided with a plurality of drainage ports 21; the closing plate 8 is sealingly and slidably connected with the side wall of the rinsing cylinder 20, the mesh of the filter screen 28 is smaller than the size of the electrolytic manganese dioxide particles, and the sealing layer can be made of rubber material; the output shaft of the first telescopic motor 22 is extended in the horizontal direction The inner wall of the rinsing tank 1 is provided with two fourth telescopic motors, and the output shaft of the fourth telescopic motor is telescopic in the horizontal direction. The end of the output shaft of the fourth telescopic motor is connected with an extrusion plate, and the two extrusion plates correspond to two closing plates 8 respectively. When rinsing is required, the extrusion plate abuts against the closing plate 8. When the closing plate 8 needs to be moved, the extrusion plate and the closing plate 8 can be separated. In fact, when the extrusion plate is not added, the closing plate 8 can also abut against the side wall of the rinsing cylinder 20, but the closing plate 8 can be further pressurized by the extrusion plate; a water outlet is provided at the lower part of the rinsing tank 1, and the discharge port is connected with a discharge pipe 12, which is communicated with the sedimentation tank 2, and a valve is provided on the discharge pipe 12, and the discharge port is located in the rinsing cylinder 20.

[0028] During use, manganese dioxide is added to the rinsing drum 20 through the feed port 3, and then water is added to the rinsing drum 20, and the manganese dioxide is stirred by the stirring assembly. After one rinsing is completed, the first telescopic motor 22 drives the closing plate 8 to move, and the top opening is first connected to the corresponding drain port 21. After a certain period of time, the closing plate 8 is continued to be moved to the second opening to connect with the corresponding drain port 21. After a certain period of time, the closing plate 8 is driven to move by the first telescopic motor 22 again until the bottom opening is connected to the corresponding drain port 21, and water is discharged from the rinsing tank 1 from the water outlet. After drainage is completed, the closing plate 8 is driven to move in the opposite direction by the first telescopic motor 22 until the closing plate 8 closes all the drain ports 21, and then water is added to the rinsing drum 20 through the water inlet 4. The closing plate 8 continues to move to the bottom opening to connect with the corresponding drain port 21. The cycle operation is performed according to this method, that is, after the last rinsing, water and manganese dioxide are discharged into the sedimentation tank 2 through the discharge port.

[0029] By adopting this technical solution, the present invention can achieve that the water can be retained in the rinsing drum 20 during rinsing by setting the closing plate 8 and the first telescopic motor 22, and the water can be discharged through the drain port 21 after rinsing, thereby achieving multiple rinsing of manganese dioxide in the rinsing tank 1, thereby improving the rinsing effect; the present invention can prevent manganese dioxide from being filtered out by setting the filter screen 28, and can achieve drainage from top to bottom by setting multiple openings arranged in a stepped manner. On the one hand, this arrangement can discharge water from top to bottom in sequence to avoid affecting manganese dioxide during discharge, and on the other hand, the manganese dioxide in the upper part settles first, and the water in the upper part can be discharged from the rinsing drum 20 first, thereby reducing the time used for sedimentation.

[0030] In another technical solution, the stirring assembly includes a first rotating motor 5 disposed at the top of the rinsing tank 1, the output shaft of the first rotating motor 5 is connected to a rotating shaft 6, the rotating shaft 6 rotates through the top of the rinsing tank 1 and extends into the rinsing cylinder 20, and a plurality of stirring rods 7 are provided at intervals above and below the portion of the rotating shaft 6 located in the rinsing cylinder 20. With this technical solution, the manganese dioxide is stirred by providing the stirring rod 7 and the first rotating motor 5.

[0031] In another technical solution, a pair of positioning plates 9 are provided on the side walls of the rinse barrel 20, the positioning plates 9 are arranged horizontally, a slide rail 10 is provided on the positioning plates 9, a plurality of sliders 11 are slidably provided on the slide rail 10, and the top and bottom ends of the closing plate 8 are respectively connected to the plurality of sliders 11 on the two slide rails 10 to achieve a sliding connection between the closing plate 8 and the rinse barrel 20. With this technical solution, the sliding connection between the closing plate 8 and the rinse barrel 20 is achieved.

[0032] In another technical solution, each of the two side walls of the rinse barrel 20 where the drain port 21 is not provided is provided with a group of anti-sinking components, and the anti-sinking components are provided at the lower part of the rinse barrel 20. The anti-sinking components include a drive shaft 24 that is rotatably provided at the side wall of the rinse barrel 20, and the drive shaft 24 rotates in a sealed manner through the side wall of the rinse barrel 20 and extends into the rinse barrel 20. The end of the drive shaft 24 located outside the rinse barrel 20 is provided with a sprocket 25, and the part located inside the rinse barrel 20 is provided with a scraper plate 23, wherein multiple sprockets 25 in the same group of dustproof components are connected by a chain, and one of the sprockets 25 is driven to rotate by a second rotary motor. With this technical solution, since the rinse barrel 20 is rectangular, the present invention can stir the lower space of the rinse barrel 20 by providing an anti-sinking component at the lower part of the rinse barrel 20 to prevent manganese dioxide from being deposited at the bottom of the rinse barrel 20 during the rinsing process, thereby improving the rinsing effect of manganese dioxide.

[0033] In another technical solution, the closing plate 8 is provided with a plurality of support rods 27, and the plurality of support rods 27 are arranged one by one corresponding to the plurality of openings. The support rods 27 are provided with a driving block 26, and the vertical section of the driving block 26 is a right triangle, and the right angle side of the driving block 26 is located at the lower end;

[0034] The cleaning device further comprises two groups of net-clearing components, which are arranged in one-to-one correspondence with the two closing plates 8. The net-clearing components comprise a water inlet hose (part of the water inlet hose is located outside the rinsing tank 1 to supply water to the water inlet pipe), a first telescopic cylinder 13 arranged at the bottom end of the rinsing tank 1, an output shaft end of the first telescopic cylinder 13 seals and slides through the bottom end of the rinsing tank 1 and extends into the rinsing tank 1, an output shaft end of the first telescopic cylinder 13 (the output shaft of the first telescopic cylinder 13 is telescopic in the vertical direction) is connected to a fixed plate 18, a water outlet end of the water inlet hose is connected to a water spray head, the water spray head is connected to the fixed plate 18, and a first connecting pipe 16 is connected to the water spray head (in the vertical section of the first connecting pipe 16, the inner ring is circular and the outer ring is square ), the first connecting tube 16 is connected to the second connecting tube 15 (in the vertical section of the second connecting tube 15, the inner ring is circular and the outer ring is square), the end of the second connecting tube 15 is sealingly and slidably connected to the third connecting tube 14 (in the vertical section of the third connecting tube 14, the inner ring and the outer ring are both square, the size of the inner ring of the third connecting tube 14 is slightly larger than the size of the outer ring of the second connecting tube 15, wherein a sealing sleeve is provided on the outer wall of the second connecting tube 15, and the outer diameter of the sealing sleeve is slightly larger than the inner diameter of the third connecting tube 14, so as to achieve a sealed sliding connection between the third connecting tube 14 and the second connecting tube 15), wherein a plurality of springs 19 are provided between the first connecting tube 16 and the third connecting tube 14, and the third connecting tube 14 can cover the opening to spray water toward the opening;

[0035] When the mesh of the filter screen 28 needs to be cleaned, when one of the openings corresponds to the corresponding drain port 21, the water outlet head 17 is driven upward by the first telescopic cylinder 13 until the driving block 26 is located between the first connecting pipe 16 and the second connecting pipe 15, the water outlet head 17 is continued to be moved upward, and the driving block 26 drives the third connecting pipe 14 toward the side of the third connecting pipe 14 to move toward the closing plate 8 and make the third connecting pipe 14 abut against the closing plate 8, and water is sprayed into the rinse drum 20 through the water outlet head 17. When the water spraying is completed, the first telescopic cylinder 13 is The motor 22 drives the closing plate 8 to move horizontally, and the spring 19 drives the third connecting pipe 14 to retract (that is, the third connecting pipe 14 is separated from the closing plate 8) to the next opening opposite to the drain outlet 21, and then the first telescopic cylinder 13 drives the water head 17 to move upward (when flushing the filter 28, the opening from which water is sprayed can be selected according to the amount of manganese dioxide in the rinse drum 20. For example, if the height of the manganese dioxide after the precipitation is higher than the position of the two lowest openings, then the filter 28 at the two lowest openings does not need to be flushed). By adopting this technical solution, the present invention realizes flushing water from the outside of the rinsing drum 20 into the rinsing drum 20 by setting a net cleaning component, so that the manganese dioxide on the filter 28 can be flushed into the rinsing drum 20 again; by setting a driving block 26, a first connecting tube 16, a second connecting tube 15, a third connecting tube 14, and a spring 19, when the net needs to be cleaned, this arrangement can drive the third connecting tube 14 to move toward the closing plate 8 under the action of the driving block 26 to facilitate water to enter the rinsing drum 20. When the closing plate 8 needs to be moved, after the driving block 26 is separated from the third connecting tube 14, the third connecting tube 14 is driven away from the closing plate 8 by the elastic force of the spring 19.

[0036] In another technical solution, the opening and the drain port 21 are both square. This technical solution is used to facilitate drainage.

[0037] The number of equipment and processing scales described here are used to simplify the description of the present invention. Applications, modifications and variations of the electrolytic manganese dioxide particle rinsing apparatus of the present invention will be apparent to those skilled in the art.

[0038] Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and the implementation modes, and they can be fully applied to various fields suitable for the present invention. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and the illustrations shown and described herein.

Claims

1. An electrolytic manganese dioxide particle rinsing device, characterized in that: include: A rinsing tank, in which a rinsing cylinder is provided, a feed inlet and a water inlet are provided at the top of the rinsing tank, a discharge port is provided at the bottom, the discharge port is connected to a sedimentation tank, a stirring assembly is provided in the rinsing cylinder, wherein the horizontal cross-sections of the rinsing tank and the rinsing cylinder are both rectangular, and a plurality of drainage ports are provided at intervals on one of the opposite side walls of the rinsing cylinder; Two closing plates are slidably connected to the two side walls of the rinsing cylinder with drain outlets in a one-to-one correspondence. A plurality of openings are arranged at intervals on the closing plates, and the plurality of openings are arranged in a stepped manner from top to bottom. The plurality of openings are arranged in a one-to-one correspondence with the plurality of drain outlets. A filter screen is provided at the opening, and the mesh of the filter screen decreases sequentially from top to bottom. Two first telescopic motors are provided on the rinsing cylinder, and the two first telescopic motors are connected to the two closing plates in a one-to-one correspondence to drive the two closing plates to move, wherein a sealing layer is covered on the surface of the closing plate facing the drain outlet, and when manganese dioxide particles are rinsed, the closing plate blocks all the drain outlets. When drainage is required, the first telescopic motor drives the closing plate to move, and the uppermost opening is first connected to the corresponding drain outlet, and the closing plate continues to move to the lowermost opening to connect to the corresponding drain outlet.

2. The electrolytic manganese dioxide particle rinsing device according to claim 1, characterized in that: The stirring assembly includes a first rotating motor arranged at the top of the rinsing tank, the output shaft of the first rotating motor is connected to a rotating shaft, the rotating shaft rotates through the top of the rinsing tank and extends into the rinsing cylinder, and a plurality of stirring rods are arranged at intervals above and below the portion of the rotating shaft located in the rinsing cylinder.

3. The electrolytic manganese dioxide particle rinsing device according to claim 1, characterized in that: A pair of positioning plates are provided on the side walls of the rinse drum, and slide rails are provided on the positioning plates. A plurality of sliding blocks are slidably provided on the slide rails, and the top and bottom ends of the closing plate are respectively connected to the plurality of sliding blocks on the two slide rails to realize the sliding connection between the closing plate and the rinse drum.

4. The electrolytic manganese dioxide particle rinsing device according to claim 3, characterized in that: A group of anti-sinking components is correspondingly provided on each of the two side walls of the rinse drum where no drainage outlet is provided. The anti-sinking components include a driving shaft rotatably arranged on the side wall of the rinse drum, the driving shaft seal rotates through the side wall of the rinse drum and extends into the rinse drum, a sprocket is provided at the end of the driving shaft located outside the rinse drum, and a scraper plate is provided at the part located inside the rinse drum, wherein multiple sprockets in the same group of dustproof components are connected by a chain, and one of the sprockets is driven to rotate by a second rotating motor.

5. The electrolytic manganese dioxide particle rinsing device according to claim 4, characterized in that: The closing plate is provided with a plurality of support rods, the plurality of support rods are arranged one by one corresponding to the plurality of openings, the support rods are provided with a driving block, the vertical section of the driving block is a right triangle, and the right angle side of the driving block is located at the lower end; It also includes two groups of net cleaning components, which are arranged in a one-to-one correspondence with the two closing plates. The net cleaning components include a water inlet hose and a first telescopic cylinder arranged at the bottom end of the rinsing tank. The end of the output shaft of the first telescopic cylinder seals and slides through the bottom end of the rinsing tank and extends into the rinsing tank. The end of the output shaft of the first telescopic cylinder is connected to a fixed plate. The water outlet end of the water inlet hose is connected to a water spray head, which is connected to the fixed plate. The water spray head is connected to a first connecting pipe, the first connecting pipe is connected to a second connecting pipe, and the end of the second connecting pipe is sealed and slidably connected to a third connecting pipe, wherein a plurality of springs are provided between the first connecting pipe and the third connecting pipe. Among them, when the mesh of the filter needs to be cleaned, when one of the openings corresponds to the corresponding drain outlet, the water outlet head is driven upward by the first telescopic cylinder, and when the driving block is located between the first connecting tube and the second connecting tube, the water outlet head continues to be moved upward, and the driving block drives the third connecting tube toward the edge of the third connecting tube to move toward the closing plate and make the third connecting tube abut against the closing plate, and water is sprayed into the rinse drum through the water outlet head. When the water spraying is completed, the first telescopic motor drives the closing plate to move horizontally, and the spring drives the third connecting tube to retract until the next opening is opposite to the drain outlet, and then the water outlet head is driven upward by the first telescopic cylinder.

6. The electrolytic manganese dioxide particle rinsing device according to claim 5, characterized in that: The opening and the drain outlet are both square.

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