Special membrane separation and recovery device for oil substances in rare earth wastewater

Abstract

The utility model relates to the technical field of separation and recovery devices, and discloses a rare earth wastewater oil substance special membrane separation and recovery device, which comprises a solid-liquid separation box and three groups of special membrane filter cartridges, the inner wall of the solid-liquid separation box is rotatably connected with a conveying assembly, the inner wall of the solid-liquid separation box is fixedly connected with a filter sleeve, and the filter sleeve is fixedly connected with the conveying assembly. A water-oil storage tank is fixedly connected to one side of the solid-liquid separation tank, mounting assemblies are clamped to the tops and the bottoms of the three sets of special membrane filter cartridges, rotating bolts are rotationally connected to one ends of the mounting assemblies, and limiting assemblies are connected to the surfaces of the rotating bolts in a sleeving manner. According to the special membrane separation and recovery device for the rare earth wastewater oily substances, through the arrangement of the conveying assembly, the filtering sleeve and the solid-liquid separation box, the effect of overall classified collection of the rare earth wastewater oily substances is achieved, meanwhile, through front-end pretreatment, effective operation of the special membrane filtering cylinder is ensured, and the service life of the separation and recovery device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of separation and recovery devices, in particular to a special membrane separation and recovery device for rare earth wastewater oil substances. Background Art

[0002] Oil in rare earth wastewater primarily originates from the loss of extractants and kerosene during the rare earth smelting and separation process. These substances contribute to oil pollution in the wastewater, which has a serious impact on the aquatic environment. Therefore, the separation and recovery of oil in rare earth wastewater is a critical environmental and resource recovery issue. Specialized membrane separation and recovery equipment for oil in rare earth wastewater can efficiently extract oil from rare earth wastewater, reducing its impact on the environment and ecology.

[0003] The existing special membrane separation and recovery device for rare earth wastewater oil substances is not convenient for pre-treating rare earth wastewater oil substances during actual use, and is likely to cause damage and blockage of the special membrane filter cartridge.

[0004] Therefore, it is necessary to invent a special membrane separation and recovery device for rare earth wastewater oil substances to solve the above problems. Utility Model Content

[0005] (1) Technical problems solved

[0006] The technical problem solved by the utility model is to provide a special membrane separation and recovery device for rare earth wastewater oil substances, which is highly practical, can be simply operated, and has a relatively simple structure. It solves the problem raised in the above background technology that it is inconvenient to pretreat rare earth wastewater oil substances, which easily causes damage and blockage of the special membrane filter cartridge.

[0007] (2) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a special membrane separation and recovery device for rare earth wastewater and oil substances, comprising a solid-liquid separation box and three groups of special membrane filter cartridges, the inner wall of the solid-liquid separation box being rotatably connected to a conveying assembly, the inner wall of the solid-liquid separation box being fixedly connected to a filter sleeve, one side of the solid-liquid separation box being fixedly connected to a water-oil storage tank, the top and bottom of the three groups of special membrane filter cartridges being clamped with mounting assemblies, one end of the mounting assembly being rotatably connected to a rotating bolt, the surface of the rotating bolt being sleeved with a limiting assembly, the conveying assembly comprising a conveying rod rotatably connected to the inner wall of the solid-liquid separation box, one end of the conveying rod being fixedly connected to a driving motor, the surface of the driving motor being sleeved with a motor housing; the mounting assembly comprising a left clamping ring clamped to the top of the special membrane filter cartridge, and one end of the left clamping ring being rotatably connected to a right clamping ring; the limiting assembly comprising a threaded rod sleeved on the surface of the rotating bolt, the surface of the threaded rod being threadedly connected to a limiting nut.

[0009] As a further solution of the present invention, a water pump A is connected to the top of the water-oil storage tank, and a connecting pipe is connected to the output end of the water pump A, which facilitates the transportation of the water-oil mixture.

[0010] As a further solution of the present invention, one end of the connecting pipe is connected to a water-oil still box, one end of the bottom of the water-oil still box is connected to a water pump B, and the output end of the water pump B is connected to a connecting pipe, which facilitates the transportation of the water-oil mixture.

[0011] As a further solution of the present invention, an oil observation window is connected to the surface of the water-oil still box, and an oil discharge pipe is connected to the surface of the water-oil still box, which facilitates the discharge of oil.

[0012] As a further solution of the present invention, the three groups of left clamping rings are all clamped with a top cover inside, one side of the top cover is fixedly connected to a support column, one end of the support column is fixedly connected to a support frame, and the bottom of the support frame is fixedly connected to a chassis, which facilitates increasing the stability of the support frame.

[0013] As a further solution of the present invention, the top of the solid-liquid separation box is fixedly connected to a ceiling, the top of the ceiling is connected to a feed pipe, and one side of the ceiling is fixedly connected to a solid discharge pipe, which facilitates the discharge of solid particles.

[0014] As a further solution of the present invention, a sludge discharge pipe is connected to one side of the solid-liquid separation box, a sludge collection box is fixedly connected to one side of the solid-liquid separation box, and a control panel is fixedly connected to one side of the water-oil storage tank, which facilitates the adjustment and control of electrical components.

[0015] (3) Beneficial effects

[0016] The utility model provides a special membrane separation and recovery device for rare earth wastewater oil substances, which has the following beneficial effects:

[0017] 1. The special membrane separation and recovery device for rare earth wastewater oil substances is provided with a conveying component, a filter sleeve and a solid-liquid separation box. When in use, the rare earth wastewater oil substances are conveyed to the solid-liquid separation box through the feed pipe, and then fall to the opening of the filter sleeve. The water-oil mixture enters the water-oil storage tank through the filter sleeve, and the fixed particles start the drive motor to drive the conveying rod to rotate, thereby driving the fixed particles to be discharged. At the same time, fine particles are deposited at the bottom of the solid-liquid separation box and are regularly discharged through the sludge discharge pipe for treatment. The water-oil mixture is conveyed to the water-oil static tank by water pump A, and most of the water and oil are separated by gravity. A small part of the mixed water and oil is further filtered and separated by water pump B, thereby achieving the effect of overall classification and collection of rare earth wastewater oil substances. At the same time, through front-end pretreatment, the effective operation of the special membrane filter cartridge is ensured, and the service life of the separation and recovery device is improved.

[0018] 2. The special membrane separation and recovery device for rare earth wastewater and oil substances, through the setting of the installation assembly and the limit assembly, when disassembly is required, the limit nut is rotated to make the limit nut rotate on the threaded rod and disengage from the surface of the left clamping ring, and then the threaded rod is pulled to make the threaded rod disengage from the slot of the left clamping ring, and the left clamping ring and the right clamping ring are pulled to disengage from the special membrane filter cartridge and the top cover surface for disassembly, thereby achieving the effect of convenient disassembly and assembly of the special membrane filter cartridge, facilitating the replacement and cleaning of the filter element, and improving the maintenance efficiency of the separation and recovery device. At the same time, the filter elements of different specifications or materials can be quickly replaced according to actual needs to meet different filtration requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the conveying assembly and the filter sleeve of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of three sets of special membrane filter cartridges and water pump B of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the installation component and the limit component of the utility model.

[0024] In the figure: 1. Solid-liquid separation box; 2. Special membrane filter cartridge; 3. Conveying assembly; 301. Conveying rod; 302. Drive motor; 303. Motor housing; 4. Water-oil storage box; 5. Mounting assembly; 501. Left clamp ring; 502. Right clamp ring; 6. Rotating bolt; 7. Limit assembly; 701. Threaded rod; 702. Limit nut; 8. Filter sleeve; 9. Water pump A; 10. Connecting pipe; 11. Water-oil still box; 12. Water pump B; 13. Connecting pipe; 14. Oil observation window; 15. Oil discharge pipe; 16. Top cover; 17. Support column; 18. Support frame; 19. Chassis; 20. Ceiling; 21. Feed pipe; 22. Solid discharge pipe; 23. Sludge discharge pipe; 24. Sludge collection box; 25. Control panel. DETAILED DESCRIPTION

[0025] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0026] See also Figures 1 to 5 The utility model provides a technical solution: a special membrane separation and recovery device for rare earth wastewater and oil substances, comprising a solid-liquid separation box 1 and three groups of special membrane filter cartridges 2. The inner wall of the solid-liquid separation box 1 is rotatably connected with a conveying component 3. Through the arrangement of the conveying component 3, the filter sleeve 8 and the solid-liquid separation box 1, the effect of overall classification and collection of rare earth wastewater and oil substances is achieved. At the same time, through front-end pretreatment, the effective operation of the special membrane filter cartridge 2 is ensured, and the service life of the separation and recovery device is improved. The inner wall of the solid-liquid separation box 1 is fixedly connected with the filter sleeve 8, and one side of the solid-liquid separation box 1 is fixedly connected with a water-oil storage tank 4. The top and bottom of the three groups of special membrane filter cartridges 2 are clamped with mounting components 5. Through the arrangement of the mounting component 5 and the limit component 7, the effect of convenient disassembly and assembly of the special membrane filter cartridge 2 is achieved. The filter element can be replaced and cleaned, which improves the maintenance efficiency of the separation and recovery device. At the same time, filter elements of different specifications or materials can be quickly replaced according to actual needs to meet different filtering requirements. One end of the installation component 5 is rotatably connected to the rotating bolt 6, and the surface of the rotating bolt 6 is sleeved with the limiting component 7. The conveying component 3 includes a conveying rod 301 rotatably connected to the inner wall of the solid-liquid separation box 1, and one end of the conveying rod 301 is fixedly connected to the driving motor 302, and the surface of the driving motor 302 is sleeved with the motor housing 303; the installation component 5 includes a left clamping ring 501 that is clamped on the top of the special membrane filter cartridge 2, and one end of the left clamping ring 501 is rotatably connected to the right clamping ring 502; the limiting component 7 includes a threaded rod 701 sleeved on the surface of the rotating bolt 6, and the surface of the threaded rod 701 is threadedly connected to the limiting nut 702.

[0027] The top of the water-oil storage tank 4 is connected to a water pump A9, and the output end of the water pump A9 is connected to a connecting pipe 10. The setting of the connecting pipe 10 plays a role in conveying the water-oil mixture.

[0028] One end of the connecting pipe 10 is connected to the water-oil still box 11, one end of the bottom of the water-oil still box 11 is connected to the water pump B12, and the output end of the water pump B12 is connected to the connecting pipe 13. The setting of the connecting pipe 13 plays a role in transporting the water-oil mixture.

[0029] An oil observation window 14 is connected to the surface of the water-oil still box 11, and an oil discharge pipe 15 is connected to the surface of the water-oil still box 11. The setting of the oil discharge pipe 15 facilitates the discharge of oil.

[0030] The three groups of left clamp rings 501 are all clamped with a top cover 16 inside, one side of the top cover 16 is fixedly connected to a support column 17, one end of the support column 17 is fixedly connected to a support frame 18, and the bottom of the support frame 18 is fixedly connected to a chassis 19. The setting of the chassis 19 increases the stability of the support frame 18.

[0031] The top of the solid-liquid separation box 1 is fixedly connected to a ceiling 20, the top of the ceiling 20 is connected through a feed pipe 21, and one side of the ceiling 20 is fixedly connected to a solid discharge pipe 22. The setting of the solid discharge pipe 22 serves to discharge solid particles.

[0032] A sludge discharge pipe 23 is connected to one side of the solid-liquid separation box 1, a sludge collection box 24 is fixedly connected to one side of the solid-liquid separation box 1, and a control panel 25 is fixedly connected to one side of the water-oil storage tank 4. The setting of the control panel 25 plays a role in adjusting and controlling the electrical components.

[0033] In the present invention, the working steps of the device are as follows:

[0034] Step 1: During use, the rare earth wastewater oil is transported into the solid-liquid separation box 1 through the feed pipe 21, and then falls to the opening of the filter sleeve 8. The water-oil mixture enters the water-oil storage box 4 through the filter sleeve 8, and the fixed particles start the drive motor 302 to drive the conveying rod 301 to rotate, thereby driving the fixed particles to be discharged;

[0035] Step 2: At the same time, fine particles are deposited at the bottom of the solid-liquid separation tank 1 and are regularly discharged through the sludge discharge pipe 23 for treatment. The water-oil mixture is transported to the water-oil static tank 11 by water pump A9, where most of the water and oil are separated by gravity. A small part of the mixed water and oil is further filtered and separated by water pump B12 into the special membrane filter cartridge 2;

[0036] The third step: when disassembly is required, rotate the limiting nut 702 so that the limiting nut 702 rotates on the threaded rod 701 and disengages from the surface of the left clamping ring 501, and then pull the threaded rod 701 so that the threaded rod 701 disengages from the slot of the left clamping ring 501, and pull the left clamping ring 501 and the right clamping ring 502 to disengage from the surface of the special membrane filter cartridge 2 and the top cover 16 for disassembly. It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention. In terms of the technology of this design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that those skilled in the art understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by those skilled in the art.

[0037] The standard parts used can be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the components known to technical personnel in this field, their structures and principles can be known to these technical personnel through technical manuals or through conventional experimental methods.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special membrane separation and recovery device for rare earth wastewater oil substances, comprising a solid-liquid separation box (1) and three sets of special membrane filter cartridges (2), characterized in that: The inner wall of the solid-liquid separation box (1) is rotatably connected to a conveying assembly (3), the inner wall of the solid-liquid separation box (1) is fixedly connected to a filter sleeve (8), one side of the solid-liquid separation box (1) is fixedly connected to a water-oil storage box (4), the top and bottom of the three groups of special membrane filter cartridges (2) are all clamped with mounting assemblies (5), one end of the mounting assembly (5) is rotatably connected to a rotating bolt (6), and the surface of the rotating bolt (6) is sleeved with a limiting assembly (7). The conveying assembly (3) comprises a conveying rod (301) rotatably connected to the inner wall of the solid-liquid separation box (1); one end of the conveying rod (301) is fixedly connected to a driving motor (302); and a motor housing (303) is sleeved on the surface of the driving motor (302); The mounting assembly (5) comprises a left clamping ring (501) clamped on the top of the special membrane filter cartridge (2), and one end of the left clamping ring (501) is rotatably connected to a right clamping ring (502); The limiting assembly (7) comprises a threaded rod (701) sleeved on the surface of the rotating bolt (6), and the surface of the threaded rod (701) is threadedly connected to a limiting nut (702).

2. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 1 is characterized by: The top of the water-oil storage tank (4) is connected to a water pump A (9), and the output end of the water pump A (9) is connected to a connecting pipe (10).

3. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 2 is characterized by: One end of the connecting pipe (10) is connected to a water-oil still box (11), one end of the bottom of the water-oil still box (11) is connected to a water pump B (12), and the output end of the water pump B (12) is connected to a connecting pipe (13).

4. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 3 is characterized by: An oil observation window (14) is connected through the surface of the water-oil still box (11), and an oil discharge pipe (15) is connected through the surface of the water-oil still box (11).

5. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 1 is characterized by: The interiors of the three groups of left clamp rings (501) are all clamped with a top cover (16), one side of the top cover (16) is fixedly connected to a support column (17), one end of the support column (17) is fixedly connected to a support frame (18), and the bottom of the support frame (18) is fixedly connected to a chassis (19).

6. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 1, characterized in that: The top of the solid-liquid separation box (1) is fixedly connected to a roof (20), the top of the roof (20) is connected through a feed pipe (21), and one side of the roof (20) is fixedly connected to a solid discharge pipe (22).

7. The special membrane separation and recovery device for rare earth wastewater oil substances according to claim 1, characterized in that: One side of the solid-liquid separation box (1) is connected to a sludge discharge pipe (23), one side of the solid-liquid separation box (1) is fixedly connected to a sludge collection box (24), and one side of the water-oil storage box (4) is fixedly connected to a control panel (25).

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