Oil-water separation device for hydraulic lubricating oil

Abstract

The utility model discloses an oil-water separation device for hydraulic lubricating oil, which relates to the technical field of oil-water separation, and comprises a separation box and a conical filter cartridge, an annular plate is fixedly arranged on the inner wall of the separation box, the conical filter cartridge is arranged above the annular plate, a fixed box is fixedly arranged on the inner wall of the separation box, and the conical filter cartridge is arranged above the fixed box. And a weir type oil collecting machine is fixedly arranged at the top of the supporting plate. By means of the conical filter cylinder and the fixing box, hydraulic lubricating oil can be sprayed to the outer wall of the conical filter cylinder through the liquid inlet mechanism, the filtered hydraulic lubricating oil can fall to the bottom of the separation box through the fixing box and the two liquid outlet pipes, the weir type oil collecting machine is started, and oil on the upper layer can be smoothly pumped out through the multiple oil suction pipes; the conical filter cartridge can enlarge the contact area with the hydraulic lubricating oil and improve the dispersion degree of the hydraulic lubricating oil, so that the filtering effect and the filtering efficiency of the hydraulic lubricating oil can be improved, and the impurity removing effect and the impurity taking-out efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil-water separation, in particular to a hydraulic lubricating oil oil-water separation device. Background Art

[0002] Hydraulic lubricating oil often contains a large amount of industrial oil and impurities. In order to meet the discharge standard, factories usually carry out oil-water separation treatment on the hydraulic lubricating oil.

[0003] After retrieval, the oil-water separation device with the publication number of CN211419751 U includes a filter tank with an open top. The inner wall of the filter tank is sleeved with an inclined plate-shaped filter screen. A notch is opened on the outer wall of one side of the filter tank near the bottom of the plate-shaped filter screen. A slag collection box is arranged on the outer wall of one side of the filter tank near the notch. The inner wall of the slag collection box is sleeved with a filter mesh pocket. A plurality of liquid inlet holes are arranged at equal intervals on the outer wall of one side of the filter tank near the bottom of the notch. A first round hole is opened on the outer wall of the other side of the filter tank. The inner wall of the first round hole is screwed with a liquid inlet pipe. The end of the liquid inlet pipe away from the filter tank is connected to a separation tank. The top inner wall of the separation tank is respectively provided with a first partition plate and a second partition plate near both sides.

[0004] However, the existing oil-water separation device has certain drawbacks in use. Although the device can extract the oil inside the filtered oil-water by using a weir type oil collector, when the oil-water falls onto the surface of the filter plate, the dispersibility is poor, which easily leads to the over-concentration of the oil-water, and then it is difficult to improve the filtering effect and efficiency of the oil-water, and it is difficult to improve the removal effect and extraction efficiency of the impurities. Content of the Utility Model

[0005] In view of the problems existing in the above-mentioned existing oil-water separation device, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a hydraulic lubricating oil oil-water separation device, which solves the problem that although the device can extract the oil inside the filtered oil-water by using a weir type oil collector, when the oil-water falls onto the surface of the filter plate, the dispersibility is poor, which easily leads to the over-concentration of the oil-water, and then it is difficult to improve the filtering effect and efficiency of the oil-water, and it is difficult to improve the removal effect and extraction efficiency of the impurities.

[0007] In order to achieve the above purpose, the present utility model provides the following technical solutions:

[0008] A hydraulic lubricating oil oil-water separation device, comprising a separation tank and a conical filter cartridge. An annular plate is fixedly arranged on the inner wall of the separation tank. The conical filter cartridge is arranged above the annular plate. A plurality of filter holes are formed inside the conical filter cartridge. A fixed box is fixedly arranged on the inner wall of the separation tank. The fixed box is arranged directly below the annular plate. Two liquid outlet pipes are fixedly sleeved inside the lower part of the fixed box. A support plate is fixedly arranged on the inner wall of the separation tank. A weir oil collector is fixedly arranged on the top of the support plate. An input end of the weir oil collector is fixedly provided with a U-shaped pipe. A plurality of oil suction pipes are fixedly sleeved inside the U-shaped pipe. A liquid inlet mechanism is arranged above the separation tank. The conical filter cartridge is arranged below the liquid inlet mechanism.

[0009] Preferably, the liquid inlet mechanism includes a mounting plate, an L-shaped rod, a connecting pipe, a liquid inlet hopper and a plurality of conduits. The mounting plate is fixedly arranged on the side wall of the separation tank. One end of the L-shaped rod is rotatably arranged on the top of the mounting plate. The connecting pipe is fixedly arranged at the other end of the L-shaped rod. The bottom end of the liquid inlet hopper is fixedly sleeved inside the connecting pipe. One ends of the plurality of conduits are all fixedly sleeved inside the connecting pipe. The other ends of the plurality of conduits are all arranged directly above the conical filter cartridge.

[0010] Preferably, two connecting plates are fixedly arranged on the side wall of the conical filter cartridge. A bolt is movably sleeved inside each connecting plate. One end of each bolt is threadedly sleeved inside the annular plate.

[0011] Preferably, an oil outlet pipe is fixedly sleeved inside the separation tank. One end of the oil outlet pipe is fixedly connected to the output end of the weir oil collector.

[0012] Preferably, a solenoid valve is rotatably arranged on the pipe wall of each liquid outlet pipe.

[0013] Preferably, a screw rod is movably sleeved inside the L-shaped rod. A threaded groove is formed on the side wall of the separation tank. One end of the screw rod is threadedly sleeved inside the threaded groove.

[0014] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows:

[0015] 1. In the present utility model, through the arranged conical filter cartridge and fixed box, the hydraulic lubricating oil can be sprayed onto the outer wall of the conical filter cartridge through the liquid inlet mechanism. The filtered hydraulic lubricating oil can fall to the bottom of the separation tank through the fixed box and the two liquid outlet pipes. By starting the weir oil collector and through the plurality of oil suction pipes, the upper layer of oil can be smoothly pumped out. The conical filter cartridge can expand the contact area with the hydraulic lubricating oil, improve the dispersion degree of the hydraulic lubricating oil, and thereby improve the filtering effect and filtering efficiency of the hydraulic lubricating oil, and improve the removal effect and removal efficiency of impurities.

[0016] 2. For the present utility model, through the provided liquid inlet mechanism, the liquid inlet mechanism includes a mounting plate, an L-shaped rod, a connecting pipe, a liquid inlet hopper, and a plurality of guide pipes. Rotate the L-shaped rod to position the connecting pipe, the liquid inlet hopper, and the plurality of guide pipes directly above the conical filter cartridge. The user conveys hydraulic lubricating oil into the interior of the liquid inlet hopper, and then the lubricating oil can enter the interior of the connecting pipe. Subsequently, the plurality of guide pipes can smoothly spray the hydraulic lubricating oil onto the outer wall of the conical filter cartridge.

[0017] 3. For the present utility model, through the provided two connecting plates and bolts, place the two connecting plates in contact on the top of the annular plate, and turn the plurality of bolts so that one end of each bolt is threadedly sleeved inside the annular plate. This facilitates the user to quickly disassemble the conical filter cartridge, and is convenient for the user to clean and replace the conical filter cartridge. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some of the embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a schematic cross-sectional structure diagram of the present utility model;

[0020] Figure 2 For the present utility model Figure 1 Enlarged view of part A;

[0021] Figure 3 For the present utility model Figure 1 Schematic perspective structure diagram of the conical filter cartridge of the present utility model.

[0022] Description of the reference numerals in the drawings:

[0023] 1. Separation tank; 2. Conical filter cartridge; 3. Annular plate; 4. Fixed box; 5. Outlet pipe; 6. Support plate; 7. Weir oil skimmer; 8. U-shaped pipe; 9. Suction oil pipe; 10. Mounting plate; 11. L-shaped rod; 12. Connecting pipe; 13. Liquid inlet hopper; 14. Guide pipe; 15. Connecting plate; 16. Bolt; 17. Outlet oil pipe; 18. Solenoid valve; 19. Screw rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the following will further introduce the present utility model in detail in conjunction with the drawings.

[0025] The embodiments of the present utility model disclose a hydraulic lubricating oil oil-water separation device.

[0026] Embodiment 1

[0027] The present utility model provides a hydraulic lubricating oil-water separation device as shown in Figures 1-3 , which includes a separation tank 1 and a conical filter cartridge 2. An annular plate 3 is fixedly arranged on the inner wall of the separation tank 1. The conical filter cartridge 2 is arranged above the annular plate 3. A plurality of filter holes are formed inside the conical filter cartridge 2. A fixed box 4 is fixedly arranged on the inner wall of the separation tank 1. The fixed box 4 is arranged directly below the annular plate 3. Two liquid outlet pipes 5 are fixedly sleeved inside the lower part of the fixed box 4. A support plate 6 is fixedly arranged on the inner wall of the separation tank 1. A weir oil collector 7 is fixedly arranged on the top of the support plate 6. An input end of the weir oil collector 7 is fixedly provided with a U-shaped pipe 8. A plurality of oil suction pipes 9 are fixedly sleeved inside the U-shaped pipe 8. A liquid inlet mechanism is arranged above the separation tank 1. The conical filter cartridge 2 is arranged below the liquid inlet mechanism. By using the provided conical filter cartridge 2 and fixed box 4, starting the weir oil collector 7 and passing through the plurality of oil suction pipes 9, the upper-layer oil can be smoothly pumped out. Furthermore, the conical filter cartridge 2 can expand the contact area with the hydraulic lubricating oil, improve the dispersion degree of the hydraulic lubricating oil, and thus improve the filtering effect and filtering efficiency of the hydraulic lubricating oil, as well as the removal effect and removal efficiency of impurities.

[0028] To ensure that a plurality of pipes can smoothly spray the hydraulic lubricating oil onto the outer wall of the conical filter cartridge 2, as shown in Figures 1-3 , the liquid inlet mechanism includes a mounting plate 10, an L-shaped rod 11, a connecting pipe 12, a liquid inlet hopper 13 and a plurality of pipes 14. The mounting plate 10 is fixedly arranged on the side wall of the separation tank 1. One end of the L-shaped rod 11 is rotatably arranged on the top of the mounting plate 10. The connecting pipe 12 is fixedly arranged at the other end of the L-shaped rod 11. The bottom end of the liquid inlet hopper 13 is fixedly sleeved inside the connecting pipe 12. One end of each of the plurality of pipes 14 is fixedly sleeved inside the connecting pipe 12. The other end of each of the plurality of pipes 14 is arranged directly above the conical filter cartridge 2. By using the provided liquid inlet mechanism, it is ensured that a plurality of pipes can smoothly spray the hydraulic lubricating oil onto the outer wall of the conical filter cartridge 2.

[0029] Embodiment 2

[0030] On the basis of Embodiment 1, in order to facilitate the user to quickly disassemble the conical filter cartridge 2 and facilitate the user to clean and replace the conical filter cartridge 2, as shown in Figures 1-3 , two connecting plates 15 are fixedly arranged on the side wall of the conical filter cartridge 2. A bolt 16 is movably sleeved inside each connecting plate 15. One end of each bolt 16 is threadedly sleeved inside the annular plate 3. By using the provided two connecting plates and bolts, it is convenient for the user to quickly disassemble the conical filter cartridge 2 and facilitate the user to clean and replace the conical filter cartridge 2.

[0031] Embodiment 3

[0032] On the basis of Embodiment 1, in order to smoothly discharge the oil pumped out by the weir oil collector 7, asFigures 1-2 As shown, an oil outlet pipe 17 is fixedly sleeved inside the separation tank 1, and one end of the oil outlet pipe 17 is fixedly connected to the output end of the weir oil skimmer 7. By using the provided oil outlet pipe 17, the oil extracted by the weir oil skimmer 7 can be smoothly discharged.

[0033] In order to control the discharge rate of the oil-water mixture after filtration, as Figure 1 shown, a solenoid valve 18 is rotatably arranged on the pipe wall of each liquid outlet pipe 5. By using the provided solenoid valve 18, the discharge rate of the oil-water mixture after filtration can be controlled.

[0034] Finally, in order to position the L-shaped rod 11 and prevent it from rotating spontaneously, as Figures 1-2 shown, a screw rod 19 is movably sleeved inside the L-shaped rod 11, and a threaded groove is formed on the side wall of the separation tank 1. One end of the screw rod 19 is threadedly sleeved inside the threaded groove. By using the provided screw rod 19, the L-shaped rod 11 can be positioned to prevent it from rotating spontaneously.

[0035] Only some exemplary embodiments of the present invention are described above by way of illustration. Undoubtedly, for those of ordinary skill in the art, without departing from the spirit and scope of the present invention, the described embodiments can be modified in various different ways. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of the claims of the present invention.

Claims

1. A hydraulic lubricating oil oil-water separation device, comprising a separation tank (1) and a conical filter cartridge (2), characterized in that, An annular plate (3) is fixedly arranged on the inner wall of the separation box (1). The conical filter cartridge (2) is arranged above the annular plate (3). A plurality of filter holes are formed inside the conical filter cartridge (2). A fixed box (4) is fixedly arranged on the inner wall of the separation box (1). The fixed box (4) is arranged directly below the annular plate (3). Two liquid outlet pipes (5) are fixedly sleeved inside the lower part of the fixed box (4). A support plate (6) is fixedly arranged on the inner wall of the separation box (1). An oil weir oil collector (7) is fixedly arranged on the top of the support plate (6). An input end of the oil weir oil collector (7) is fixedly provided with a U-shaped pipe (8). A plurality of oil suction pipes (9) are fixedly sleeved inside the U-shaped pipe (8). A liquid inlet mechanism is arranged above the separation box (1). The conical filter cartridge (2) is arranged below the liquid inlet mechanism.

2. The hydraulic lubricating oil oil-water separation device according to claim 1, characterized in that, The liquid inlet mechanism includes a mounting plate (10), an L-shaped rod (11), a connecting pipe (12), a liquid inlet hopper (13) and a plurality of guide pipes (14). The mounting plate (10) is fixedly arranged on the side wall of the separation box (1). One end of the L-shaped rod (11) is rotatably arranged on the top of the mounting plate (10). The connecting pipe (12) is fixedly arranged at the other end of the L-shaped rod (11). The bottom end of the liquid inlet hopper (13) is fixedly sleeved inside the connecting pipe (12). One ends of the plurality of guide pipes (14) are all fixedly sleeved inside the connecting pipe (12). The other ends of the plurality of guide pipes (14) are all arranged directly above the conical filter cartridge (2).

3. A hydraulic lubricating oil oil-water separation device according to claim 1, characterized in that, Two connecting plates (15) are fixedly arranged on the side wall of the conical filter cartridge (2). A bolt (16) is movably sleeved inside each connecting plate (15). One end of each bolt (16) is threadedly sleeved inside the annular plate (3).

4. A hydraulic lubricating oil oil-water separation device according to claim 1, characterized in that, An oil outlet pipe (17) is fixedly sleeved inside the separation box (1). One end of the oil outlet pipe (17) is fixedly connected to the output end of the oil weir oil collector (7).

5. A hydraulic lubricating oil oil-water separation device according to claim 1, characterized in that, An electromagnetic valve (18) is rotatably arranged on the pipe wall of each liquid outlet pipe (5).

6. The hydraulic lubricating oil oil-water separation device according to claim 2, wherein, A screw rod (19) is movably sleeved inside the L-shaped rod (11). A thread groove is formed on the side wall of the separation box (1). One end of the screw rod (19) is threadedly sleeved inside the thread groove.

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