Diaphragm filter press for lepidolite slurry

Abstract

The utility model provides a diaphragm filter press for lepidolite slurry, which comprises a main beam and a washing device, a plurality of filter plate groups are arranged in the main beam, filter cloth is arranged in the plurality of filter plate groups, a pressing plate is arranged in the main beam, a thrust plate is arranged on the left side of the main beam, a machine base is arranged on the main beam, and the washing device is arranged on the machine base. A washing filter cloth device is installed at the top of the machine base, an automatic pulling plate system is arranged on the side of the main beam, an electric control cabinet is installed at one end of the machine base, a hydraulic system is installed on one side of the electric control cabinet, a washing filter cloth water inlet connector is arranged on the surface of the washing device, and a filtrate discharge or cake washing water inlet and outlet connector is arranged below the washing filter cloth water inlet connector. Compared with the prior art, the diaphragm filter press for the lepidolite slurry provided by the utility model has the advantages that the working efficiency of a leaching link can be improved to a certain extent, the energy consumption is reduced, and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of leaching equipment, in particular to a diaphragm filter press for lepidolite slurry. Background Art

[0002] Lithium is known as the "energy metal of the 21st century" and "tomorrow's aerospace alloy". With the development of high-tech, lithium is widely used as a green new energy material in electric vehicles, lithium-ion batteries and other fields, which has led to an explosive growth in the world's demand for lithium and its compounds. my country is rich in lithium mica minerals. Research on new lithium mica slurry leaching technology is of great significance to the subsequent ore lithium extraction industry.

[0003] There are a wide variety of filters available today, and vertical filters are used as auxiliary operations for liquid filtration. However, traditional vertical vacuum filters have high energy consumption, high operating costs, high filter cake moisture, low work efficiency, low degree of automation, high failure rate, large maintenance workload, and high filter cloth consumption.

[0004] Therefore, it is necessary to provide a membrane filter press for lithium mica slurry to solve the above technical problems. Utility Model Content

[0005] The utility model provides a diaphragm filter press for lithium mica slurry, which solves the problems of large energy consumption, high operating cost, high filter cake moisture, low working efficiency, low automation, high failure rate, large maintenance workload and large filter cloth consumption of traditional vertical vacuum filters.

[0006] In order to solve the above technical problems, the utility model provides a membrane filter press for lithium mica slurry, comprising:

[0007] A main beam and a water washing device, wherein a plurality of filter plate groups are arranged inside the main beam, and filter cloths are arranged inside the plurality of filter plate groups;

[0008] A pressing plate, which is arranged inside the main beam and located on one side of the filter plate group, and a thrust plate is arranged on the left side of the main beam;

[0009] A machine base, the machine base is installed on the main beam, a water-washing filter cloth device is installed on the top of the machine base, an automatic plate pulling system is arranged on the side of the main beam, an electric control cabinet is installed at one end of the machine base, and a hydraulic system is installed on one side of the electric control cabinet;

[0010] A water inlet connection for washing filter cloth is provided on the surface of the water washing device, a filtrate discharge or cake washing water inlet and outlet connection is provided below the water inlet connection for washing filter cloth, a slurry inlet connection is provided in the middle of the water washing device along the middle vertical horizontal line direction, a flap device drain port is provided on both the left and right sides at the bottom of the water washing device, and a diaphragm pressing connection is provided directly above the drain port of the flap device.

[0011] Preferably, a hydraulic station, a hydraulic cylinder, various pressure instruments and valves are respectively arranged inside the hydraulic system.

[0012] Preferably, a flap device is provided below the main beam.

[0013] Preferably, both ends of the flap device are provided with a disassembly assembly, and the disassembly assembly includes a disassembly seat, and a disassembly groove is formed at one end of the disassembly seat.

[0014] Preferably, a disassembly block is provided inside the disassembly groove.

[0015] Preferably, rubber pads are bonded to the inner wall of the disassembly groove and to the left and right sides of the disassembly block.

[0016] Preferably, a clamping bolt is arranged between the disassembly seat, the disassembly block and the rubber pad, and clamping sleeves are sleeved on both left and right sides of the surface of the clamping bolt.

[0017] Compared with the related art, the membrane filter press for lithium mica slurry provided by the utility model has the following beneficial effects:

[0018] The utility model provides a diaphragm filter press for lithium mica slurry. When working, the filter cake is squeezed by pressing compressed air or pressurized water into the diaphragm plate, so that the water content remaining in the filter cake is further reduced, and the filtrate is discharged out of the machine body. In order to remove the residual solute in the filter cake and recover the valuable mother liquor retained in the filter cake, the filter cake is washed with a certain liquid. Compared with the existing technology, the working efficiency of the leaching link can be increased to a certain extent, the energy consumption can be reduced and the cost can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic structural diagram of a first embodiment of a membrane filter press for lithium mica slurry provided by the utility model;

[0020] Figure 2 for Figure 1 A side view of the device as a whole is shown;

[0021] Figure 3 A schematic structural diagram of a second embodiment of a membrane filter press for lithium mica slurry provided by the utility model;

[0022] Figure 4for Figure 3 An enlarged schematic diagram of part A is shown.

[0023] Numbers in the figure: 1, thrust plate, 2, main beam, 3, clamping plate, 4, water-washing filter cloth device, 5, automatic plate pulling system, 6, machine base, 7, electric control cabinet, 8, hydraulic system, 9, water-washing filter cloth water inlet connection, 10, filtrate discharge or cake washing water inlet and outlet connection, 11, slurry inlet connection, 12, diaphragm pressing connection, 13, flap device discharge port, 14, flap device, 15, filter plate group, 16, filter cloth,

[0024] 17. Disassembly assembly, 171. Disassembly seat, 172. Disassembly groove, 173. Disassembly block, 174. Rubber pad, 175. Card bolt, 176. Card sleeve. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0026] First embodiment

[0027] Please refer to Figure 1 and Figure 2 ,in, Figure 1 A schematic structural diagram of a first embodiment of a membrane filter press for lithium mica slurry provided by the utility model; Figure 2 for Figure 1 A membrane filter press for lithium mica slurry, comprising:

[0028] A main beam 2 and a water washing device, wherein a plurality of filter plate groups 15 are arranged inside the main beam 2, and filter cloths 16 are arranged inside the plurality of filter plate groups 15;

[0029] A pressing plate 3, wherein the pressing plate 3 is arranged inside the main beam 2 and located on one side of the filter plate group 15, and a thrust plate 1 is arranged on the left side of the main beam 2;

[0030] A machine base 6, the machine base 6 is installed on the main beam 2, a water-washing filter cloth device 4 is installed on the top of the machine base 6, an automatic plate pulling system 5 is arranged on the side of the main beam 2, an electric control cabinet 7 is installed at one end of the machine base 6, and a hydraulic system 8 is installed on one side of the electric control cabinet 7;

[0031] A water inlet connection 9 for washing filter cloth is provided on the surface of the water washing device, a filtrate discharge or cake washing water inlet and outlet connection 10 is provided below the water inlet connection 9, a slurry inlet connection 11 is provided in the middle of the water washing device along the middle vertical horizontal line direction, and flap device drain ports 13 are provided on the left and right sides of the bottom of the water washing device, and a diaphragm pressing connection 12 is provided directly above the flap device drain port 13.

[0032] The hydraulic system 8 is internally provided with a hydraulic station, a hydraulic cylinder, various pressure instruments and valves.

[0033] A flap device 14 is provided below the main beam 2 .

[0034] like Figure 1 and Figure 2 As shown, the pressing plate 3 presses the filter plate group 15 and the filter cloth 16 for filtration, and the flap device 14 flips the plate to form a liquid receiving area. When the filtration is completed, the automatic pulling plate system 5 separates the flap group 15 and the filter cloth 16, so that the filter cake can fall into the filter cake collecting tank, and the flap device continues to rotate. The water-washing filter cloth device 4 cleans the filter plate group 15 and the filter cloth 16 under the action of the drive.

[0035] The main push plate 1 is provided with main beams 2 and pressing plates 3 in an array along its length direction, and the water-washed filter cloth device is arranged on the upper side of the pressing plate 3 .

[0036] The automatic plate pulling system 5 and the machine base 6 are arranged in the middle of the filter press body along the length direction of the main beam 2, and are located on the left side of the electric control cabinet 7 and the hydraulic system 8.

[0037] The water-washed filter cloth device is composed of a cloth hanging tip, a diaphragm filter plate and a chamber filter plate.

[0038] The electrical control system consists of an oil cylinder, an oil pump and hydraulic components.

[0039] Compared with the related art, the membrane filter press for lithium mica slurry provided by the utility model has the following beneficial effects:

[0040] The utility model provides a diaphragm filter press for lithium mica slurry. When working, the filter cake is squeezed by pressing compressed air or pressurized water into the diaphragm plate, so that the water content remaining in the filter cake is further reduced, and the filtrate is discharged out of the machine body. In order to remove the residual solute in the filter cake and recover the valuable mother liquor retained in the filter cake, the filter cake is washed with a certain liquid. Compared with the existing technology, the working efficiency of the leaching link can be increased to a certain extent, the energy consumption can be reduced and the cost can be reduced.

[0041] Second embodiment

[0042] Please refer to Figure 3 and Figure 4 Based on the membrane filter press for lithium mica slurry provided in the first embodiment of the present application, the second embodiment of the present application proposes another membrane filter press for lithium mica slurry. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0043] Specifically, the difference of the diaphragm filter press for lithium mica slurry provided in the second embodiment of the present application is that, in a diaphragm filter press for lithium mica slurry, both ends of the flap device 14 are provided with disassembly components 17, and the disassembly components 17 include a disassembly seat 171, and a disassembly groove 172 is opened at one end of the disassembly seat 171.

[0044] One end of the disassembly block 173 and one end of the flap device 14, the use of the rubber pad 174 can play a role of squeezing and fixing when the disassembly block 173 and the disassembly groove 172 are connected, the bolt 175 is hexagonal, and the shape of the inside of the sleeve 176 is also hexagonal.

[0045] A disassembly block 173 is disposed inside the disassembly groove 172 .

[0046] Rubber pads 174 are bonded to the inner wall of the disassembly groove 172 and to the left and right sides of the disassembly block 173 .

[0047] A clamping bolt 175 is disposed between the disassembly seat 171 , the disassembly block 173 and the rubber pad 174 , and clamping sleeves 176 are sleeved on both left and right sides of the surface of the clamping bolt 175 .

[0048] The working principle of the membrane filter press for lithium mica slurry provided by the utility model is as follows:

[0049] When in use, when disassembling the flap device 14 and the main beam 2, first remove the sleeve 176 on the surface of the bolt 175. After the sleeve 176 is taken out, remove the bolt 175 between the disassembly seat 171 and the disassembly block 172. After the bolt 175 is taken out, pull the flap device 14 upward to drive the disassembly block 173 to separate from the disassembly groove 172.

[0050] Compared with the related art, the membrane filter press for lithium mica slurry provided by the utility model has the following beneficial effects:

[0051] The utility model provides a membrane filter press for lepidolite slurry. Disassembly components 17 are arranged at both ends of a flap device 14 so that the flap device 14 can be disassembled from the inside of a main beam 2 for cleaning.

[0052] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A membrane filter press for lithium mica slurry, characterized in that: include: A main beam and a water washing device, wherein a plurality of filter plate groups are arranged inside the main beam, and filter cloths are arranged inside the plurality of filter plate groups; A pressing plate, which is arranged inside the main beam and located on one side of the filter plate group, and a thrust plate is arranged on the left side of the main beam; A machine base, the machine base is installed on the main beam, a water-washing filter cloth device is installed on the top of the machine base, an automatic plate pulling system is arranged on the side of the main beam, an electric control cabinet is installed at one end of the machine base, and a hydraulic system is installed on one side of the electric control cabinet; A water inlet connection for washing filter cloth is provided on the surface of the water washing device, a filtrate discharge or cake washing water inlet and outlet connection is provided below the water inlet connection for washing filter cloth, a slurry inlet connection is provided in the middle of the water washing device along the middle vertical horizontal line direction, a flap device drain port is provided on both the left and right sides at the bottom of the water washing device, and a diaphragm pressing connection is provided directly above the drain port of the flap device.

2. The membrane filter press for lithium mica slurry according to claim 1, characterized in that The hydraulic system is internally provided with a hydraulic station, a hydraulic cylinder, various pressure instruments and valves.

3. The membrane filter press for lithium mica slurry according to claim 1, characterized in that A flap device is arranged below the main beam.

4. The membrane filter press for lithium mica slurry according to claim 1, characterized in that Both ends of the flap device are provided with disassembly components, and the disassembly components include a disassembly seat, and one end of the disassembly seat is provided with a disassembly groove.

5. The membrane filter press for lithium mica slurry according to claim 4, characterized in that A disassembly block is arranged inside the disassembly groove.

6. The membrane filter press for lithium mica slurry according to claim 5, characterized in that Rubber pads are bonded to the inner wall of the disassembly groove and on the left and right sides of the disassembly block.

7. The membrane filter press for lithium mica slurry according to claim 6, characterized in that: A clamping bolt is arranged between the disassembly seat, the disassembly block and the rubber pad, and clamping sleeves are sleeved on both left and right sides of the surface of the clamping bolt.

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