Modified aluminum hydroxide slurry filtering equipment

Abstract

The utility model provides modified aluminum hydroxide slurry filtering equipment. The modified aluminum hydroxide slurry filtering equipment comprises a filtering box, a filtering cavity is formed in the filtering box, a feeding opening communicated with the interior of the filtering cavity is formed in the top of the filtering box, a limiting frame is installed in the filtering cavity, and a filtering cylinder is installed in the limiting frame. When the modified aluminum hydroxide slurry is filtered, the mixed modified aluminum hydroxide slurry is fed into the feed hopper, so that the mixed modified aluminum hydroxide slurry flows into the filter cartridge, and the modified aluminum hydroxide slurry is outwards discharged into the filter cavity through the filter holes in the filter cartridge, so that the modified aluminum hydroxide slurry is discharged through the liquid outlet; insoluble impurities and solid byproducts in the modified aluminum hydroxide slurry remain in the filter cartridge, and when the residues in the filter cartridge are cleaned, the residues in the filter cartridge can be cleaned through the cleaning mechanism, so that workers do not need to additionally clean the residues, convenience is achieved, and the workload of the workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter equipment technical field, concretely relates to modified aluminium hydroxide slurry filter equipment. BACKGROUND

[0002] Aluminium hydroxide is a kind of white powder solid, has good thermal stability, chemical stability and high temperature resistance;Although natural aluminium hydroxide is widely used, but its performance is limited by its particle size, specific surface area and other factors;By the modification treatment of aluminium hydroxide, its performance can be significantly improved, and its application field is widened;

[0003] When modifying aluminium hydroxide, modifier solution needs to be mixed with aluminium hydroxide according to the proportion, and then the modifier solution and aluminium hydroxide are stirred and mixed into slurry by stirring mechanism;Because some insoluble impurities and solid by-products are generated when the modifier solution reacts with aluminium hydroxide, in order to improve the performance and purity of modified aluminium hydroxide, the insoluble impurities and solid by-products need to be filtered by filter equipment;At present, when filtering modified aluminium hydroxide slurry, centrifugal filter is usually used to centrifugal filter modified aluminium hydroxide slurry, and the separation efficiency is high;However, the following defects still exist when using centrifugal filter to filter modified aluminium hydroxide slurry:

[0004] After the centrifugal filter completes centrifugal filtering of modified aluminium hydroxide slurry, the insoluble impurities and solid by-products in the modified aluminium hydroxide slurry will adhere to the inner wall of the centrifuge cylinder, so that the staff needs to clean the residues additionally, which is troublesome and increases the workload of the staff;

[0005] Therefore, the present application provides a modified aluminium hydroxide slurry filter equipment. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of the prior art, the utility model provides a modified aluminium hydroxide slurry filter equipment, which solves the problems mentioned in the background art.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme:

[0008] The utility model provides a modified aluminium hydroxide slurry filtering equipment, including filter box, being set up with filter cavity in filter box, being set up with feed inlet with filter cavity inside department link in filter box top, the limit frame is installed in filter cavity, the filter cylinder is installed in the limit frame, the outer lateral wall of filter cylinder is set up with a plurality of all with filter cavity inside department link's filter hole, the both sides symmetry fixed mounting of filter box has the connecting frame, the feed hopper is installed between two connecting frames, the bottom of feed hopper penetrates feed inlet and extends to filter cavity inside, the top of filter cylinder is set up with the through -hole with its inside department link, and the bottom of feed hopper extends to the through -hole, the bottom of feed hopper is arc, and the center of arc surface of feed hopper bottom is located on the central axis of filter cylinder,

[0009] The filter box is provided with a liquid discharge port communicated with the bottom wall of the filter cavity below the filter cylinder, and a material discharge port communicated with the bottom wall of the filter cavity on one side of the filter cylinder. A cleaning mechanism is installed on the side of the filter box away from the material discharge port and in the filter cylinder, which is used for cleaning impurities in the filter cylinder. An extrusion mechanism is installed on the other side of the filter box and can extend into the filter cylinder, which is used for extruding the impurities cleaned by the cleaning mechanism.

[0010] Further, the cleaning mechanism includes a connecting plate, a first telescopic rod, a cleaning plate, and a first electric cylinder. One side of the filter box is provided with a connecting column, one end of the connecting column extends into the filter cylinder and is fixedly installed with the connecting plate. The side of the connecting plate away from the connecting column is fixedly installed with the first telescopic rod in an annular array. The connecting column and the first telescopic rod are in the same axial direction as the filter cylinder. The end portions of the four first telescopic rods are fixedly installed with the cleaning plate which is in close contact with the inner side wall of the filter cylinder. The connecting plate is fixedly installed with the first electric cylinder connected with the cleaning plate.

[0011] Further, the extrusion mechanism includes a mounting block, a second electric cylinder, and an extrusion plate. The filter box is provided with a mounting hole communicated with the filter cavity on the side away from the filter cylinder. The mounting block is fixedly installed on the filter box by screws and blocks the mounting hole. The second electric cylinder is fixedly installed on the mounting block in the mounting hole. The piston rod of the second electric cylinder is fixedly installed with the extrusion plate which can extend into the filter cylinder. When the extrusion plate extends into the filter cylinder, the outer side wall of the extrusion plate is in close contact with the inner side wall of the filter cylinder.

[0012] Further, the bottom of the filter cavity is inclined downward along the direction of the liquid discharge port.

[0013] Further, the filter box is provided with a placement groove on one side and below the filter cavity. The placement groove is communicated with the liquid discharge port and the material discharge port. A liquid collecting tank is placed in the placement groove below the liquid discharge port. A material collecting tank is placed in the placement groove below the material discharge port. A side plate is hinged to the filter box to block the opening end of the placement groove. The side plate and the filter box are fixed by a buckle.

[0014] Further: the limiting frame is inserted into the filter cavity along the mounting hole, when the mounting block seals the mounting hole, the mounting block abuts against the end of the limiting frame, the connecting frame includes a base fixedly installed on the side wall of the filter box, the top of the base is symmetrically and fixedly installed with two vertical telescopic rods II, the top of the two telescopic rods II is fixedly installed with a connecting block, the top of the base is fixedly installed with an electric cylinder III connected with the connecting block, the feeding hopper is fixedly connected with the connecting block, and the bottom of the feeding hopper is movably penetrated through the feeding port and the through hole.

[0015] Further: the connecting column is rotatably installed on the filter box, and the filter box is fixedly installed with an electric motor for driving the connecting column to rotate.

[0016] The utility model provides modified aluminium hydroxide slurry filtering equipment, compared with prior art, has the following beneficial effects:

[0017] 1. when filtering the modified aluminium hydroxide slurry, the mixed modified aluminium hydroxide slurry is put into the feeding hopper, and then flows into the filter cartridge, the modified aluminium hydroxide slurry is discharged outward through the filter hole on the filter cartridge into the filter cavity, and then is discharged through the liquid discharge port, the insoluble impurities and solid byproduct in the modified aluminium hydroxide slurry are left in the filter cartridge, when cleaning the residues in the filter cartridge, the residues in the filter cartridge can be cleaned through the cleaning mechanism, so that the staff need not clean the residues additionally, which is more convenient and reduces the staff workload,

[0018] 2. through the design of the extrusion mechanism, the impurities cleaned by the cleaning mechanism can be extruded, so that the insoluble impurities and solid byproduct in the modified aluminium hydroxide slurry are treated, the situation that the residues are immersed in the slurry is effectively avoided, and the filtering effect of the insoluble impurities and solid byproduct in the modified aluminium hydroxide slurry is improved;

[0019] 3. through the design of the filter cavity bottom that is inclined downward along the direction of the liquid discharge port, when filtering the modified aluminium hydroxide slurry, the slurry can flow to the liquid discharge port more completely. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without paying creative labor.

[0021] Figure 1 The utility model discloses a three-dimensional structure schematic diagram shows the utility model;

[0022] Figure 2 The installation structure diagram of the extrusion mechanism of the utility model is shown.

[0023] Figure 3 The installation structure diagram of the extrusion mechanism of the utility model is shown. Figure 2 The enlarged view of A in the middle;

[0024] Figure 4 The installation structure diagram of the extrusion mechanism of the utility model is shown. Figure 2 The enlarged view of B in the middle;

[0025] As shown in the figure: 1, filter box; 11, filter cavity; 12, feed inlet; 13, liquid discharge port; 14, discharge port; 15, mounting hole; 16, placing groove; 17, liquid collecting tank; 18, material collecting tank; 19, side plate; 2, limiting frame; 3, filter cartridge; 31, filter hole; 32, through hole; 4, connecting frame; 41, base; 42, telescopic rod two; 43, connecting block; 44, electric cylinder three; 5, feed hopper; 6, cleaning mechanism; 61, connecting plate; 62, telescopic rod one; 63, cleaning plate; 64, electric cylinder one; 65, connecting column; 651, motor; 7, extrusion mechanism; 71, mounting block; 72, electric cylinder two; 73, extrusion plate. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model is described clearly and completely, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0027] Embodiment one

[0028] In order to solve the technical problems in the background art, the following modified aluminum hydroxide slurry filtering equipment is given:

[0029] In combination with Figures 1-4As shown in the utility model provide modified aluminium hydroxide slurry filter equipment, including filter box 1, filter box 1 is opened in filter cavity 11, the top of filter box 1 is opened with filter cavity 11 inside intercommunication feed inlet 12, the filter cavity 11 inside installation has the limiting frame 2, the limiting frame 2 is installed with filter drum 3, the outside wall of filter drum 3 is opened with several filter holes 31 all with filter cavity 11 inside intercommunication, the both sides symmetry fixed mounting of filter box 1 has connecting frame 4, and the installation has feed hopper 5 between two connecting frames 4, and the bottom of feed hopper 5 is extended to filter cavity 11 inside through feed inlet 12, the top of filter drum 3 is opened with the intercommunication of its inside hole 32, and the bottom of feed hopper 5 extends to hole 32, and the bottom of feed hopper 5 is arc, and the center of arc surface of feed hopper 5 bottom is located on the central axis of filter drum 3,

[0030] The filter box 1 is opened with filter cavity 11 inner bottom wall intercommunication and is located below filter drum 3 and is opened with drain 13, and the filter box 1 is opened with filter cavity 11 inner bottom wall intercommunication and is located on the side of filter drum 3 and is opened with discharge port 14, and the side of filter box 1 away from discharge port 14 and located in filter drum 3 is installed with cleaning mechanism 6, which is used for cleaning the impurities in filter drum 3, and the other side of filter box 1 is installed with extrusion mechanism 7 that can extend into filter drum 3, which is used for extruding the impurities cleaned by cleaning mechanism 6.

[0031] When filtering the modified aluminium hydroxide slurry, the mixed modified aluminium hydroxide slurry is fed into the feed hopper 5, and then flows into the filter drum 3. The modified aluminium hydroxide slurry is discharged outward through the filter holes 31 on the filter drum 3 into the filter cavity 11, and then discharged through the drain 13. The insoluble impurities and solid by-products in the modified aluminium hydroxide slurry remain in the filter drum 3. When cleaning the residues in the filter drum 3, the cleaning mechanism 6 can clean the residues in the filter drum 3, so that the staff does not need to clean the residues additionally, which is more convenient and reduces the workload of the staff. Through the design of the extrusion mechanism 7, the impurities cleaned by the cleaning mechanism 6 can be extruded, so that the insoluble impurities and solid by-products in the modified aluminium hydroxide slurry are treated, effectively avoiding the situation that the residues are immersed in the slurry, and improving the filtering effect of the insoluble impurities and solid by-products in the modified aluminium hydroxide slurry.

[0032] Example two

[0033] As Figures 1-4 shown, on the basis of the above embodiment, the embodiment further gives the following contents:

[0034] In the embodiment, the cleaning mechanism 6 comprises a connecting plate 61, telescopic rods 62, a cleaning plate 63 and an electric cylinder 64, one side of the filter box 1 is provided with a connecting column 65, one end of the connecting column 65 extends into the filter cylinder 3 and is fixedly provided with the connecting plate 61, the side, away from the connecting column 65, of the connecting plate 61 is fixedly provided with the telescopic rods 62 in an annular array, the connecting column 65 and the telescopic rods 62 are located in the same axial direction of the filter cylinder 3, the ends of the four telescopic rods 62 are fixedly provided with the cleaning plate 63 which is attached to the inner side wall of the filter cylinder 3, it is worth noting that when the modified aluminum hydroxide slurry is filtered, the cleaning plate 63 is located at the side, away from the discharge port 14, of the through hole 32, the connecting plate 61 is fixedly provided with the electric cylinder 64 which is connected with the cleaning plate 63, the mixed modified aluminum hydroxide slurry is fed into the feeding hopper 5, and then flows into the filter cylinder 3, the modified aluminum hydroxide slurry is discharged outward through the filter holes 31 on the filter cylinder 3 into the filter cavity 11, and then is discharged through the liquid discharge port 13, the insoluble impurities and solid by-product in the modified aluminum hydroxide slurry remain in the filter cylinder 3 and are located at the side close to the discharge port 14 of the cleaning plate 63, when the residual substances in the filter cylinder 3 are cleaned, the electric cylinder 64 is controlled to displace the cleaning plate 63 along the telescopic rods 62 towards the direction of the discharge port 14, so that the residual substances in the filter cylinder 3 can be scraped and cleaned by the cleaning plate 63, when the cleaning plate 63 is displaced to the outside of the filter cylinder 3, the residual substances fall downwards under the action of their own gravity, and then are discharged through the discharge port 14, so that the cleaning effect of the residual substances in the filter cylinder 3 is realized.

[0035] In the embodiment, the pressing mechanism 7 comprises a mounting block 71, an electric cylinder two 72 and a pressing plate 73, the filter box 1 is provided with a mounting hole 15 communicated with the filter cavity 11 on the side away from the discharge port 14 of the filter cylinder 3, the mounting block 71 is fixedly installed on the filter box 1 and blocks the mounting hole 15, the electric cylinder two 72 is fixedly installed on the mounting block 71 and located in the mounting hole 15, and the piston rod of the electric cylinder two 72 is fixedly installed with the pressing plate 73 which can extend into the filter cylinder 3, when the pressing plate 73 extends into the filter cylinder 3, the outer side wall of the pressing plate 73 is in close contact with the inner side wall of the filter cylinder 3, in use, when the impurities cleaned by the cleaning mechanism 6 are pressed to be dehydrated, the electric cylinder two 72 is controlled to drive the pressing plate 73 to displace away from the mounting block 71, so that the pressing plate 73 extends into the filter cylinder 3, the electric cylinder one 64 is controlled to drive the cleaning plate 63 to displace along the telescopic rod one 62 to the direction of the discharge port 14, so as to drive the residues in the filter cylinder 3 to displace to the direction of the pressing plate 73, that is, the residues can be pressed to be dehydrated by the cleaning plate 63 and the pressing plate 73, after the residues are pressed to be dehydrated, the electric cylinder one 64 is controlled to drive the cleaning plate 63 to displace along the telescopic rod one 62 to the direction of the discharge port 14, and the electric cylinder two 72 is controlled to displace synchronously, when the cleaning plate 63 and the pressing plate 73 are both located above the discharge port 14, the electric cylinder two 72 is controlled to drive the pressing plate 73 to displace away from the cleaning plate 63, so as to cancel the pressing of the residues after the dehydrating, and the residues fall downward under the action of gravity, so as to be discharged through the discharge port 14.

[0036] In the embodiment, the bottom of the filter cavity 11 is inclined downward along the direction of the discharge port 13, by setting the bottom of the filter cavity 11 to be inclined downward along the direction of the discharge port 13, the slurry can flow to the discharge port 13 more completely when the modified aluminum hydroxide slurry is filtered.

[0037] Embodiment three

[0038] As Figures 1-4 shown, on the basis of the above embodiment, the embodiment further gives the following contents:

[0039] In the embodiment, one side of the filter box 1 and below the filter cavity 11 is provided with a placing groove 16, and the placing groove 16 is in communication with the liquid outlet 13 and the material outlet 14, the placing groove 16 is provided with a liquid collecting tank 17 below the liquid outlet 13, wherein in the embodiment, a partition plate perpendicular to the opening end of the placing groove 16 is fixedly arranged in the placing groove 16, the liquid collecting tank 17 and the material collecting tank 18 are arranged on the two sides of the partition plate respectively, the placing groove 16 is provided with a material collecting tank 18 below the material outlet 14, the filter box 1 is hingedly connected with a side plate 19 for sealing the opening end of the placing groove 16, and the side plate 19 and the filter box 1 are fixed by a buckle, through the design of the liquid collecting tank 17 and the material collecting tank 18, the modified aluminum hydroxide slurry and impurities are conveniently collected, through the design of the side plate 19, the opening end of the placing groove 16 is sealed, through the design of the buckle, the side plate 19 and the filter box 1 are fixed or unfixed, and the use is facilitated.

[0040] In the embodiment, the limiting frame 2 is inserted into the filter cavity 11 along the mounting hole 15, when the mounting block 71 seals the mounting hole 15, the mounting block 71 abuts against the end of the limiting frame 2, the connecting frame 4 comprises a base 41 fixedly installed on the side wall of the filter box 1, a telescopic rod two 42 in a vertical shape is fixedly installed on the top of the base 41 in a symmetrical manner, a connecting block 43 is fixedly installed on the top of the two telescopic rod twos 42, an electric cylinder three 44 connected with the connecting block 43 is fixedly installed on the top of the base 41, the feeding hopper 5 is fixedly connected with the connecting block 43, the bottom of the feeding hopper 5 movably penetrates the feeding port 12 and the through hole 32, by arranging the limiting frame 2 inserted into the filter cavity 11 along the mounting hole 15, when it is necessary to disassemble and clean or replace the filter cartridge 3, the electric cylinder three 44 is controlled to make the connecting block 43 displace upward along the telescopic rod two 42, that is, the feeding hopper 5 is driven to displace upward to the outside of the filter cavity 11, at this time, the mounting block 71 is disassembled, the limiting frame 2 is extracted from the filter cavity 11, the limiting frame 2 is disassembled, so that the filter cartridge 3 is disassembled, and the operation is simple, and the filter cartridge 3 is conveniently disassembled, cleaned or replaced.

[0041] In the embodiment, the connecting column 65 is rotatably installed on the filter box 1, and a motor 651 for driving the connecting column 65 to rotate is fixedly installed on the filter box 1. Through the special design of the connecting column 65 rotatably installed on the filter box 1, the impurities cleaned by the cleaning mechanism 6 are extruded and dehydrated. When the cleaning plate 63 and the extrusion plate 73 are both located above the discharge port 14, the control electric cylinder two 72 drives the extrusion plate 73 to move away from the cleaning plate 63, thereby canceling the extrusion of the residual material after extrusion and dehydration. When the residual material falls downward under the action of its own gravity and is discharged through the discharge port 14, the control motor 651 is driven to work to drive the connecting column 65 to rotate on the filter box 1, so that the cleaning plate 63 is driven to rotate around the connecting column 65 through the connecting plate 61 and the telescopic rod one 62, and the residual material attached to the cleaning plate 63 is thrown outward, thereby effectively avoiding the situation that the cleaning plate 63 is attached with residual material.

[0042] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element.

[0043] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to 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 modified aluminum hydroxide slurry filtration apparatus characterized by: The utility model provides a filter box, filter box is opened with filter cavity in, filter box's top is opened with feed inlet with filter cavity inside is connected, is installed in filter cavity with limiting frame, limiting frame is installed with filter drum in, filter drum's outside wall is opened with a plurality of filter hole all with filter cavity inside is connected, filter box is fixedly installed with connecting frame on both sides symmetry, install feed hopper between two connecting frames, feed hopper's bottom penetrates feed inlet and extends to filter cavity inside, filter drum's top is opened with the through -hole with its inside is connected, and feed hopper bottom extends to the through -hole, feed hopper's bottom is arc, and feed hopper bottom arc's center is located on filter drum's central axis, The filter box is opened with a liquid discharge port in the filter cavity bottom wall, and a material discharge port is opened on one side of the filter box and connected to the filter cavity bottom wall. A cleaning mechanism is installed on the side of the filter box away from the material discharge port and in the filter drum for cleaning impurities in the filter drum. An extrusion mechanism is installed on the other side of the filter box and can extend into the filter drum for extruding impurities cleaned by the cleaning mechanism. The cleaning mechanism includes a connecting plate, a telescopic rod, a cleaning plate, and an electric cylinder. One side of the filter box is installed with a connecting column, one end of the connecting column extends into the filter drum and is fixedly installed with the connecting plate. The side of the connecting plate away from the connecting column is fixedly installed with the telescopic rod in a ring array. The connecting column and the telescopic rod are in the same axial direction as the filter drum. The end of the four telescopic rods is fixedly installed with the cleaning plate that is in close contact with the inner wall of the filter drum. The connecting plate is fixedly installed with the electric cylinder connected to the cleaning plate. The extrusion mechanism includes a mounting block, an electric cylinder, and an extrusion plate. The filter box is opened with a mounting hole connected to the filter cavity on the side away from the material discharge port. The mounting block is fixedly installed on the filter box and blocks the mounting hole with screws. The electric cylinder is fixedly installed on the mounting block in the mounting hole. The piston rod of the electric cylinder is fixedly installed with the extrusion plate that can extend into the filter drum. When the extrusion plate extends into the filter drum, the outer wall of the extrusion plate is in close contact with the inner wall of the filter drum.

2. The modified aluminum hydroxide slurry filtration apparatus of claim 1, wherein: The bottom of the filter cavity is inclined downward along the direction of the liquid discharge port.

3. The modified aluminum hydroxide slurry filtration apparatus of claim 2, wherein: One side of the filter box below the filter cavity is opened with a placement groove that is connected to the liquid discharge port and the material discharge port. A liquid collecting tank is placed in the placement groove below the liquid discharge port. A material collecting tank is placed in the placement groove below the material discharge port. A side plate is hinged to the filter box to block the opening end of the placement groove. The side plate is fixed to the filter box with a buckle.

4. The modified aluminum hydroxide slurry filtration apparatus of claim 3, wherein: The limiting frame is inserted into the filter cavity along the mounting hole. When the mounting block blocks the mounting hole, the mounting block and the end of the limiting frame are in contact. The connecting frame includes a base fixedly installed on the side wall of the filter box. The top of the base is fixedly installed with telescopic rods in a vertical manner. The top of the two telescopic rods is fixedly installed with a connecting block. The top of the base is fixedly installed with an electric cylinder connected to the connecting block. The feed hopper is fixedly connected to the connecting block. The bottom of the feed hopper is movably penetrated through the feed inlet and the through-hole.

5. The modified aluminum hydroxide slurry filtration apparatus of claim 4, wherein: The connecting column is rotatably installed on the filter box, and a motor for driving the connecting column to rotate is fixedly installed on the filter box.

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