Oxalate precipitation slurry filtering device

Abstract

The invention discloses an oxalate precipitation slurry filtering device, belongs to the technical field of oxalate, and aims to solve the problem that the oxalate precipitation slurry is difficult to effectively filter due to more solidification and caking phenomena in the filtering process of the oxalate precipitation slurry, the oxalate precipitation slurry filtering device comprises a tank body, and the bottom surface of the tank body is connected with a bottom shell in a penetrating manner; the bottom of the outer side wall of the bottom shell is provided with a plurality of circumferentially-distributed liquid drainage holes, and the side faces, close to each other, of the inner side wall of the bottom shell are movably connected with a plurality of circumferentially-distributed first rotating rods. Through the arrangement of the arc-shaped plate and the liquid discharging hole, oxalate precipitation slurry can be intermittently discharged from the liquid discharging hole and falls onto the V-shaped screen, the situation that the oxalate precipitation slurry falls onto the V-shaped screen and is in a stacked state is avoided, and therefore the oxalate precipitation slurry in the tank body can be effectively stirred; and the phenomenon that the oxalate precipitation slurry is solidified before being discharged from the bottom shell, and filtration of the oxalate precipitation slurry is affected is avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of oxalate, and in particular relates to an oxalate precipitation slurry filtering device. Background Art

[0002] When filtering the existing oxalate precipitation slurry, the oxalate precipitation slurry has a certain viscosity and a slow filtration speed, which makes the oxalate precipitation slurry easy to accumulate. The oxalate precipitation slurry is easy to coagulate, so that the oxalate precipitation slurry will have more coagulation and agglomeration phenomena during the filtration process, making it difficult to effectively filter the oxalate precipitation slurry.

[0003] Therefore, there is a need for an oxalate precipitation slurry filtering device to solve the problem in the prior art that the oxalate precipitation slurry will coagulate and agglomerate more frequently during the filtration process, making it difficult to effectively filter the oxalate precipitation slurry. Summary of the invention

[0004] The object of the present invention is to provide an oxalate precipitation slurry filtering device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an oxalate precipitation slurry filtering device, comprising a tank body, the bottom surface of the tank body is connected with a bottom shell, the bottom of the outer wall of the bottom shell is provided with a plurality of circumferentially distributed drainage holes, the inner wall of the bottom shell is movably connected with a plurality of circumferentially distributed first rotating rods close to one side, the outer wall of the first rotating rod is fixed with a plurality of circumferentially distributed connecting rods, one end of the connecting rod is fixed with an arc plate, the arc plate corresponds to the drainage hole, the top surface of the inner wall of the tank body is movably connected with a second rotating rod, the outer wall of the second rotating rod is fixed with a plurality of circumferentially distributed stirring rods, the top surface of the tank body is provided with a first driving assembly, and a second driving assembly is provided on one side of the tank body.

[0006] Furthermore, support rods are respectively provided on both sides of the tank body, fixing plates are respectively fixed on opposite sides of the outer side wall of the tank body, a second rotating shaft is fixed on one side of the fixing plate, and the second rotating shaft is movably connected to the top of the support rods.

[0007] Furthermore, the first driving assembly includes a first rotating shaft, which is movably connected to one side of the top surface of the tank body, pulleys are respectively fixed to the top of the outer side walls of the first rotating shaft and the second rotating rod, a belt is movably connected between the two pulleys, a second gear is fixed to the bottom of the outer side wall of the first rotating shaft, a ring is fixed to the top of one side of the support rod, a number of evenly distributed fixed rods are fixed to the outer side wall of the ring, a semi-toothed ring is fixed between one end of the several fixed rods, and the second gear is meshed with the semi-toothed ring.

[0008] Furthermore, the second driving assembly includes a sleeve, which is fixed to the top of a side surface of the support rod on the other side, a first gear ring is fixed to one end of the sleeve, and the second rotating shaft on the other side passes through the sleeve, a first gear is fixed to one side of the outer wall of the first rotating rod, and the first gear ring is meshed with a plurality of the first gears.

[0009] Furthermore, the second driving assembly also includes a triangular frame, which is fixed to the middle part of a side surface of the support rod on the other side, a first servo motor is fixed to the top surface of the triangular frame, a third gear is fixed to the output end of the first servo motor, and a second gear ring is fixed to the outer side wall of the second rotating shaft on the other side, and the second gear ring is meshed with the third gear.

[0010] Furthermore, a T-shaped rod is fixed to the bottom surface of the support rod, vertical rods are fixed to both sides of the bottom surface of the T-shaped rod, a bottom plate is fixed to the bottom surfaces of the four vertical rods, and collection boxes are fixed to both sides of the top surface of the bottom plate.

[0011] Furthermore, a V-shaped screen is arranged under the bottom shell, and collecting tubes are fixed on both sides of the bottom of the V-shaped screen, respectively. The collecting tubes correspond to the collecting boxes, and T-shaped bars are fixed on opposite sides of the outer side walls of the V-shaped screen, and the two support rods are respectively provided with a first T-shaped groove on one side close to each other, and the T-shaped bars are correspondingly and movably engaged in the first T-shaped grooves.

[0012] Furthermore, a T-shaped rack is arranged below the two T-shaped rods, and a plurality of evenly distributed triangular blocks are fixed on the top surface of the T-shaped rack. Contact rods are respectively fixed on both sides of the middle part of the bottom surface of the V-shaped screen, and the bottom of the contact rod is rounded, and the contact rod is in contact with the top surface of the T-shaped rack.

[0013] Furthermore, two bottom bars are fixed between the bottom surfaces of the two T-bars, two T-shaped limit bars are fixed on the bottom surfaces of the bottom bars, second T-shaped slots are fixed on opposite sides of the outer side wall of the T-shaped rack, the T-shaped limit bars are correspondingly engaged in the second T-shaped slots, and an L-shaped plate is fixed between the bottom surfaces of the two T-shaped limit bars on the same side, and the L-shaped plate is engaged with the T-shaped rack.

[0014] Furthermore, a fixing bar is fixed to one side of the bottom rod at one side, a second servo motor is fixed to the bottom of one side of the fixing bar, a fourth gear is fixed to the output end of the second servo motor, and the fourth gear is meshed with the T-shaped rack.

[0015] Compared with the prior art, the oxalate precipitation slurry filtering device provided by the present invention has at least the following beneficial effects: (1) The first servo motor, the third gear and the second gear ring are provided so that the tank body and the bottom shell can swing back and forth to preliminarily stir the oxalate precipitation slurry. The connecting rod and the stirring rod are provided so that the oxalate precipitation slurry can be further stirred. The arc plate and the drainage hole are provided so that the oxalate precipitation slurry can be intermittently discharged from the drainage hole and fall onto the V-shaped screen, thereby preventing the oxalate precipitation slurry from falling onto the V-shaped screen and being accumulated. Thus, the oxalate precipitation slurry in the tank body can be effectively stirred, thereby preventing the oxalate precipitation slurry from solidifying before being discharged from the bottom shell, thereby affecting the filtration of the oxalate precipitation slurry.

[0016] (2) The T-shaped rack, the second servo motor and the fourth gear are arranged to enable the triangular block to move back and forth, and the V-shaped screen can vibrate up and down through the cooperation between the contact rod and the triangular block, thereby screening the oxalate precipitation slurry falling on the V-shaped screen, so that the oxalate precipitation slurry falling on the V-shaped screen can be further driven, further avoiding the coagulation of the oxalate precipitation slurry and improving the filtering effect of the oxalate precipitation slurry. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the V-shaped screen structure of the present invention; Figure 3 This is a schematic diagram of the triangular block structure of the present invention; Figure 4 It is a schematic diagram of the fixing rod structure of the present invention; Figure 5 This is a schematic diagram of the triangular frame structure of the present invention; Figure 6 It is a schematic diagram of the casing structure of the present invention; Figure 7 This is a schematic diagram of the T-shaped rack structure of the present invention; Figure 8 This is a schematic diagram of the bottom shell structure of the present invention; Fig. 9 This is a schematic diagram of the stirring rod structure of the present invention; Fig.10 It is a schematic diagram of the arc plate structure of the present invention.

[0018] In the figure: 100, tank body; 101, bottom shell; 102, drainage hole; 103, first rotating rod; 104, connecting rod; 105, arc plate; 106, first gear; 107, first gear ring; 108, sleeve; 200, second rotating rod; 201, stirring rod; 202, second gear; 203, pulley; 204, belt; 205, first rotating shaft; 206, semi-toothed ring; 207, fixed rod; 208, ring; 300, V-shaped screen; 301, collecting tube; 302, collecting box; 303, bottom plate; 304, vertical rod; 305, T-shaped rod; 400, support rod; 401, first T-slot; 402, T-bar; 403, fixing plate; 404, second rotating shaft; 405, second gear ring; 406, triangular frame; 407, first servo motor; 408, third gear; 500, contact rod; 501, bottom rod; 502, T-shaped limit rod; 503, T-shaped rack; 504, second T-shaped slot; 505, L-shaped plate; 506, triangular block; 507, fourth gear; 508, fixing bar; 509, second servo motor; 600. Feed inlet. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. It should be noted that, in the absence of conflict, the embodiments in the present disclosure and the features in the embodiments can be combined, separated, interchanged and / or rearranged with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0020] In the accompanying drawings, the size and relative size of components may be exaggerated for clarity and / or descriptive purposes. When the exemplary embodiments may be implemented differently, a specific process sequence may be performed in a different order than described. For example, two successively described processes may be performed substantially simultaneously or in an order opposite to the order described. In addition, the same reference numerals represent the same components.

[0021] The terms used here are for the purpose of describing specific embodiments, and are not intended to be restrictive. As used here, unless the context clearly indicates otherwise, the singular forms "one (kind, person)" and "said (the)" are also intended to include plural forms. In addition, when the terms "comprise" and / or "include" and their variations are used in this specification, it is explained that there are stated features, integral bodies, steps, operations, parts, assemblies and / or their groups, but it is not excluded that there are or add one or more other features, integral bodies, steps, operations, parts, assemblies and / or their groups. It should also be noted that, as used here, the terms "substantially", "approximately" and other similar terms are used as approximate terms and not as degree terms, so that they are used to explain the inherent deviations of the measured values, calculated values ​​and / or the values ​​provided that will be recognized by those of ordinary skill in the art.

[0022] A specific embodiment of the present invention, as Figure 1-Figure 10 As shown, an oxalate precipitation slurry filtering device is disclosed, including a tank body 100, a top surface of the tank body 100 is provided with a feed port 600, the bottom surface of the tank body 100 is connected with a bottom shell 101, the bottom of the outer wall of the bottom shell 101 is provided with a plurality of circumferentially distributed drainage holes 102, the inner wall of the bottom shell 101 is movably connected with a plurality of circumferentially distributed first rotating rods 103 close to one side, the outer wall of the first rotating rod 103 is fixed with a plurality of circumferentially distributed connecting rods 104, one end of the connecting rod 104 is fixed with an arc plate 105, and the arc plate 105 corresponds to the drainage holes 102, the top surface of the inner wall of the tank body 100 is movably connected with a second rotating rod 200, the outer wall of the second rotating rod 200 is fixed with a plurality of circumferentially distributed stirring rods 201, the top surface of the tank body 100 is provided with a first driving assembly, and one side of the tank body 100 is provided with a second driving assembly.

[0023] The center of the arc surface of the bottom shell 101 is the center of the second rotation axis 404 , so that when the bottom shell 101 swings, the first gears 106 can rotate.

[0024] As a further solution of the present invention, support rods 400 are respectively provided on both sides of the tank body 100, and fixed plates 403 are respectively fixed on opposite sides of the outer wall of the tank body 100, and a second rotating shaft 404 is fixed on one side of the fixed plate 403, and the second rotating shaft 404 is movably connected to the top of the support rod 400.

[0025] By providing the support rod 400 and the second rotating shaft 404 , the tank body 100 can be movably connected to the support rod 400 , thereby facilitating the tank body 100 to rotate.

[0026] As a further solution of the present invention, the first driving assembly includes a first rotating shaft 205, which is movably connected to one side of the top surface of the tank body 100, and pulleys 203 are respectively fixed to the top of the outer walls of the first rotating shaft 205 and the second rotating rod 200, and a belt 204 is movably connected between the two pulleys 203. A second gear 202 is fixed to the bottom of the outer wall of the first rotating shaft 205, and a ring 208 is fixed to the top of one side of the support rod 400. A number of evenly distributed fixed rods 207 are fixed to the outer wall of the ring 208, and a semi-toothed ring 206 is fixed between one end of the fixed rods 207, and the second gear 202 is meshed with the semi-toothed ring 206.

[0027] The center of the semi-toothed ring 206 is the center of the ring 208 and is co-centered with the second rotating shaft 404 , so that when the tank body 100 swings on the second rotating shaft 404 , the second gear 202 can rotate along the path of the semi-toothed ring 206 .

[0028] By setting up the first driving assembly, when the tank body 100 swings back and forth, the cooperation between the semi-toothed ring 206 and the second gear 202 can cause the second rotating rod 200 to rotate, and then the stirring rod 201 to rotate, so as to stir the oxalate precipitation slurry in the tank body 100 and prevent the oxalate precipitation slurry from solidifying.

[0029] As a further solution of the present invention, the second driving assembly includes a sleeve 108, which is fixed to the top of a side surface of the support rod 400 on the other side. A first ring gear 107 is fixed to one end of the sleeve 108, and the second rotating shaft 404 on the other side passes through the sleeve 108. A first gear 106 is fixed to one side of the outer wall of the first rotating rod 103, and the first ring gear 107 is meshed with a plurality of the first gears 106.

[0030] By setting the first gear ring 107 and the first gear 106, the tank body 100 can rotate the first rotating rod 103 through the cooperation of the first gear ring 107 and the first gear 106 when swinging, so as to stir the oxalate precipitation slurry at the bottom of the bottom shell 101, and at the same time, the arc plate 105 intermittently blocks and opens the drainage hole 102 to prevent the oxalate precipitation slurry from entering the V-shaped screen 300 and forming an accumulation state.

[0031] As a further solution of the present invention, the second driving component also includes a triangular frame 406, which is fixed to the middle part of a side surface of the support rod 400 on the other side, and a first servo motor 407 is fixed to the top surface of the triangular frame 406, and a third gear 408 is fixed to the output end of the first servo motor 407, and a second gear ring 405 is fixed to the outer wall of the second rotating shaft 404 on the other side, and the second gear ring 405 is meshed with the third gear 408.

[0032] The second gear ring 405 and the third gear 408 are provided so that the tank body 100 can swing, thereby stirring the oxalate precipitation slurry in the tank body 100 to prevent the oxalate precipitation slurry from solidifying.

[0033] As a further solution of the present invention, a T-shaped rod 305 is fixed to the bottom surface of the support rod 400, vertical rods 304 are fixed on both sides of the bottom surface of the T-shaped rod 305, a bottom plate 303 is fixed to the bottom surfaces of the four vertical rods 304, and collection boxes 302 are fixed on both sides of the top surface of the bottom plate 303.

[0034] The collection box 302 is provided so that the filtered oxalate precipitation slurry can be collected in the collection box 302 .

[0035] This scheme has the following working process: when filtering the oxalate precipitation slurry, first pour the oxalate precipitation slurry into the tank body 100 from the feed port 600, then start the second servo motor 509, the second servo motor 509 reciprocates to drive the fourth gear 507 to reciprocate, the fourth gear 507 reciprocates to drive the T-shaped rack 503 to move reciprocatingly, the T-shaped rack 503 reciprocates to drive the triangular block 506 to move reciprocatingly, the triangular block 506 cooperates with the contact rod 500, so that the contact rod 500 continuously moves up and down, so that the V-shaped screen 300 continuously vibrates up and down, then start the first servo motor 407, the first servo motor 407 reciprocates to drive the third gear 408 to rotate reciprocatingly, the third gear 408 reciprocates to drive the second gear ring 405 to rotate reciprocatingly, the second gear ring 405 reciprocates to drive the tank body 100 to rotate reciprocatingly, the reciprocating rotation of the tank body 100 causes the second gear 202 to reciprocate on the semi-toothed ring 206, through the pulley 203 The second rotating rod 200 is driven by the belt 204 to reciprocate, thereby causing the stirring rod 201 to reciprocate, stirring the oxalate precipitation slurry in the tank body 100. At the same time, the tank body 100 is driven to reciprocate, causing the first gears 106 to reciprocate, and the reciprocating rotation of the first gears 106 drives the first rotating rod 103 to reciprocate, thereby causing the arc plate 105 to reciprocate, causing the drainage hole 102 to open and close intermittently, and the oxalate precipitation slurry is discharged from the feed port. 600 is poured into the tank body 100, and the oxalate precipitation slurry is stirred by the stirring rod 201 and the connecting rod 104 in the tank body 100. At the same time, the tank body 100 swings to further stir the oxalate precipitation slurry. Finally, the oxalate precipitation slurry is discharged from the drainage hole 102 and falls on the V-shaped screen 300. The V-shaped screen 300 vibrates up and down to filter the oxalate precipitation slurry. After that, the oxalate precipitation slurry is discharged from the collecting tube 301 into the collecting box 302 to complete the filtration of the oxalate precipitation slurry.

[0036] According to the above working process, it can be known that: by means of the first servo motor 407, the third gear 408 and the second gear ring 405, the tank body 100 and the bottom shell 101 can swing back and forth to preliminarily stir the oxalate precipitation slurry, and by means of the connecting rod 104 and the stirring rod 201, the oxalate precipitation slurry can be further stirred, and by means of the arc plate 105 and the drainage hole 102, the oxalate precipitation slurry can be intermittently discharged from the drainage hole 102 and fall onto the V-shaped screen 300, thereby preventing the oxalate precipitation slurry from falling onto the V-shaped screen 300 and being accumulated, so that the oxalate precipitation slurry in the tank body 100 can be effectively stirred, thereby preventing the oxalate precipitation slurry from solidifying before being discharged from the bottom shell 101, thereby affecting the filtration of the oxalate precipitation slurry.

[0037] By means of the T-shaped rack 503, the second servo motor 509 and the fourth gear 507, the triangular block 506 can move back and forth, and by the cooperation between the contact rod 500 and the triangular block 506, the V-shaped screen 300 can vibrate up and down, thereby screening the oxalate precipitation slurry falling on the V-shaped screen 300, so that the oxalate precipitation slurry falling on the V-shaped screen 300 can be further driven, further avoiding the solidification of the oxalate precipitation slurry and improving the filtering effect of the oxalate precipitation slurry.

[0038] As a further solution of the present invention, a V-shaped screen 300 is arranged under the bottom shell 101, and collecting tubes 301 are respectively fixed on both sides of the bottom of the V-shaped screen 300, and the collecting tubes 301 correspond to the collecting box 302. T-shaped bars 402 are respectively fixed on opposite sides of the outer wall of the V-shaped screen 300, and the two support rods 400 are close to each other. The side surface is respectively provided with a first T-shaped groove 401, and the T-shaped bar 402 is correspondingly and movably engaged in the first T-shaped groove 401.

[0039] The V-shaped screen 300 is provided so that the oxalate precipitation slurry discharged from the drainage hole 102 can be screened by the V-shaped screen 300 , and the position of the V-shaped screen 300 can be limited by the T-shaped bar 402 and the first T-shaped slot 401 .

[0040] As a further solution of the present invention, a T-shaped rack 503 is arranged below the two T-shaped rods 305, and a plurality of evenly distributed triangular blocks 506 are fixed to the top surface of the T-shaped rack 503. Contact rods 500 are respectively fixed on both sides of the middle part of the bottom surface of the V-shaped screen 300, and the bottom of the contact rod 500 is set to a rounded corner, and the contact rod 500 is in contact with the top surface of the T-shaped rack 503.

[0041] By providing the triangular block 506 and the contact rod 500 , the T-shaped rack 503 can drive the triangular block 506 to move when it moves, thereby causing the contact rod 500 to move up and down, driving the V-shaped screen 300 to move up and down.

[0042] As a further solution of the present invention, two bottom rods 501 are fixed between the bottom surfaces of the two T-rods 305, two T-shaped limit rods 502 are fixed to the bottom surfaces of the bottom rods 501, second T-shaped slots 504 are fixed on opposite sides of the outer side walls of the T-shaped rack 503, the T-shaped limit rods 502 are correspondingly engaged in the second T-shaped slots 504, an L-shaped plate 505 is fixed between the bottom surfaces of the two T-shaped limit rods 502 on the same side, and the L-shaped plate 505 is engaged with the T-shaped rack 503.

[0043] The position of the T-shaped rack 503 can be movably limited by the T-shaped limiting rod 502 and the second T-shaped slot 504 , and the position of the T-shaped rack 503 can be further limited by the L-shaped plate 505 .

[0044] As a further solution of the present invention, a fixing bar 508 is fixed to one side of the bottom rod 501, a second servo motor 509 is fixed to the bottom of one side of the fixing bar 508, a fourth gear 507 is fixed to the output end of the second servo motor 509, and the fourth gear 507 is meshed with the T-shaped rack 503.

[0045] The second servo motor 509 and the fourth gear 507 are provided so that the T-shaped rack 503 can move back and forth.

[0046] In summary, when filtering the oxalate precipitation slurry, first pour the oxalate precipitation slurry into the tank body 100 from the feed port 600, then start the second servo motor 509, the second servo motor 509 reciprocates to drive the fourth gear 507 to reciprocate, the fourth gear 507 reciprocates to drive the T-shaped rack 503 to move back and forth, the T-shaped rack 503 reciprocates to drive the triangular block 506 to move back and forth, the triangular block 506 cooperates with the contact rod 500, so that the contact rod 500 continuously moves up and down, so that the V-shaped screen 300 continuously vibrates up and down, then start the first servo motor 407, the first servo motor 407 reciprocates to drive the third gear 408 to rotate back and forth, the third gear 408 reciprocates to drive the second gear ring 405 to rotate back and forth, the second gear ring 405 reciprocates to drive the tank body 100 to rotate back and forth, the reciprocating rotation of the tank body 100 causes the second gear 202 to reciprocate on the semi-toothed ring 206, through the pulley 203 and the belt 20 4, the second rotating rod 200 reciprocates, thereby causing the stirring rod 201 to reciprocate, stirring the oxalate precipitation slurry in the tank body 100, and at the same time, the tank body 100 reciprocates to drive the first gears 106 to reciprocate, and the reciprocating rotation of the first gears 106 drives the first rotating rod 103 to reciprocate, thereby causing the arc plate 105 to reciprocate, so that the drainage hole 102 is intermittently opened and closed, and the oxalate precipitation slurry is poured into the tank body 100 from the feed inlet 600, and the oxalate precipitation slurry is stirred by the stirring rod 201 and the connecting rod 104 in the tank body 100, and at the same time, the tank body 100 swings to further stir the oxalate precipitation slurry, and finally the oxalate precipitation slurry is discharged from the drainage hole 102 and falls on the V-shaped screen 300, and the V-shaped screen 300 vibrates up and down to filter the oxalate precipitation slurry, and then the oxalate precipitation slurry is discharged from the collection pipe 301 into the collection box 302 to complete the filtration of the oxalate precipitation slurry.

[0047] The first servo motor 407 and the second servo motor 509 can both be purchased from the market, and are mature technologies in this field and have been fully disclosed, so they are not repeated in the specification.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An oxalate precipitation slurry filtering device, comprising a tank body (100), characterized in that: The bottom surface of the tank body (100) is connected through a bottom shell (101), and a plurality of circumferentially distributed drainage holes (102) are provided at the bottom of the outer wall of the bottom shell (101). A plurality of circumferentially distributed first rotating rods (103) are movably connected to one side of the inner wall of the bottom shell (101), and a plurality of circumferentially distributed connecting rods (104) are fixed to the outer wall of the first rotating rod (103). An arc plate (105) is fixed to one end of the connecting rod (104), and the arc plate (105) corresponds to the drainage hole (102). A second rotating rod (200) is movably connected to the top surface of the inner wall of the tank body (100), and a plurality of circumferentially distributed stirring rods (201) are fixed to the outer wall of the second rotating rod (200). A first driving assembly is provided on the top surface of the tank body (100), and a second driving assembly is provided on one side of the tank body (100).

2. The oxalate precipitation slurry filtering device according to claim 1, characterized in that: Support rods (400) are respectively arranged on both sides of the tank body (100), and fixing plates (403) are respectively fixed on opposite sides of the outer wall of the tank body (100), and a second rotating shaft (404) is fixed on one side of the fixing plate (403), and the second rotating shaft (404) is movably connected to the top of the support rod (400).

3. The oxalate precipitation slurry filtering device according to claim 2, characterized in that: The first driving assembly comprises a first rotating shaft (205), the first rotating shaft (205) being movably connected to one side of the top surface of the tank body (100), pulleys (203) being fixed to the top of the outer side walls of the first rotating shaft (205) and the second rotating rod (200), respectively, a belt (204) being movably connected between the two pulleys (203), a second gear (202) being fixed to the bottom of the outer side wall of the first rotating shaft (205), a ring (208) being fixed to the top of one side of the support rod (400), a plurality of evenly distributed fixing rods (207) being fixed to the outer side wall of the ring (208), a semi-toothed ring (206) being fixed between one end of the plurality of fixing rods (207), and the second gear (202) being meshed with the semi-toothed ring (206).

4. The oxalate precipitation slurry filtering device according to claim 3, characterized in that: The second driving assembly comprises a sleeve (108), the sleeve (108) being fixed to the top of a side surface of the support rod (400) on the other side, a first gear ring (107) being fixed to one end of the sleeve (108), the second rotating shaft (404) on the other side passing through the sleeve (108), a first gear (106) being fixed to one side of the outer wall of the first rotating rod (103), and the first gear ring (107) being meshed with a plurality of the first gears (106).

5. The oxalate precipitation slurry filtering device according to claim 4, characterized in that: The second driving assembly further comprises a triangular frame (406), the triangular frame (406) being fixed to the middle of a side surface of the support rod (400) on the other side, a first servo motor (407) being fixed to the top surface of the triangular frame (406), a third gear (408) being fixed to the output end of the first servo motor (407), and a second gear ring (405) being fixed to the outer side wall of the second rotating shaft (404) on the other side, the second gear ring (405) being meshed with the third gear (408).

6. The oxalate precipitation slurry filtering device according to claim 5, characterized in that: A T-shaped rod (305) is fixed to the bottom surface of the support rod (400), vertical rods (304) are respectively fixed to both sides of the bottom surface of the T-shaped rod (305), a bottom plate (303) is fixed to the bottom surfaces of the four vertical rods (304), and collection boxes (302) are respectively fixed to both sides of the top surface of the bottom plate (303).

7. The oxalate precipitation slurry filtering device according to claim 6, characterized in that: A V-shaped screen (300) is arranged below the bottom shell (101), and collecting tubes (301) are respectively fixed on both sides of the bottom of the V-shaped screen (300), and the collecting tubes (301) correspond to the collecting box (302). T-shaped bars (402) are respectively fixed on opposite sides of the outer wall of the V-shaped screen (300), and first T-shaped grooves (401) are respectively opened on one side of the two support rods (400) close to each other, and the T-shaped bars (402) are correspondingly and movably engaged in the first T-shaped grooves (401).

8. The oxalate precipitation slurry filtering device according to claim 7, characterized in that: A T-shaped rack (503) is arranged below the two T-shaped rods (305), and a plurality of evenly distributed triangular blocks (506) are fixed to the top surface of the T-shaped rack (503). Contact rods (500) are respectively fixed on both sides of the middle of the bottom surface of the V-shaped screen (300), and the bottom of the contact rod (500) is arranged to be rounded, and the contact rod (500) contacts the top surface of the T-shaped rack (503).

9. The oxalate precipitation slurry filtering device according to claim 8, characterized in that: Two bottom bars (501) are fixed between the bottom surfaces of the two T-bars (305), two T-shaped limiting bars (502) are fixed to the bottom surfaces of the bottom bars (501), second T-shaped slots (504) are fixed to opposite sides of the outer side wall of the T-shaped rack (503), the T-shaped limiting bars (502) are correspondingly engaged in the second T-shaped slots (504), an L-shaped plate (505) is fixed between the bottom surfaces of the two T-shaped limiting bars (502) on the same side, and the L-shaped plate (505) is engaged with the T-shaped rack (503).

10. The oxalate precipitation slurry filtering device according to claim 9, characterized in that: A fixing bar (508) is fixed to one side of the bottom bar (501), a second servo motor (509) is fixed to the bottom of one side of the fixing bar (508), a fourth gear (507) is fixed to the output end of the second servo motor (509), and the fourth gear (507) is meshed with the T-shaped rack (503).

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