Multi-stage filtering device for lubricating oil production

Abstract

The utility model relates to the technical field of lubricating oil production and filtration, and provides a multi-stage filtering device for lubricating oil production, which comprises a box body, a filter cone fixedly arranged on the inner side wall of the box body, a round cylinder fixedly arranged at the bottom of the filter cone, and an electromagnetic valve I arranged on the outer side wall of the round cylinder; the discharging cylinder is fixedly installed at the bottom of the box body in a penetrating mode, a rotating rod is rotationally connected to the interior of the discharging cylinder, and spiral blades are fixedly installed on the outer side wall of the rotating rod; through arrangement of a lifting assembly, a rotating rod, a spiral blade and a power assembly, the lifting assembly drives a sealing barrel to move upwards, so that the rotating rod and the spiral blade leak out, an electromagnetic valve I is opened, the power assembly drives the spiral blade to rotate through the rotating rod, and dirt on the top filter funnel is discharged to the middle filter funnel through a circular barrel; dirt on the middle filter cone is discharged to the filter cone at the bottom through the circular cylinder, and dirt on the filter cone at the bottom enters the discharge cylinder and is finally discharged to the outside through the blow-off pipe, so that the problem that the discharge cylinder is easy to block in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lubricating oil production filtration, in particular to a multi-stage filtration device for lubricating oil production. Background Art

[0002] Lubricating oil is used to lubricate equipment and plays a vital role in maintaining the normal operation of equipment. Good quality lubricating oil can extend the service life of the equipment. In most existing lubricating oil production, it is often necessary to filter the lubricating oil raw materials to improve the quality of the lubricating oil finished product and production efficiency.

[0003] Known Chinese publicly authorized utility model: (publication number: 202322491396.1) discloses a multi-stage filtering device for lubricating oil production, which belongs to the field of lubricating oil production, including a filter box, the upper end of the filter box is fixed with a box cover by bolts, the upper end of the box cover is fixedly provided with a motor, the motor shaft of the motor is fixedly provided with a rotating shaft, and the rotating shaft is fixedly provided with multiple cleaning brushes. The upper end of the interior of the filter box is fixedly provided with an upper filter screen, and through the arrangement of multiple discharge barrels, the dirt on the upper ends of the upper filter screen and the middle filter screen is conveniently discharged into the interior of the bent pipe, and then discharged into the drain pipe through the bent pipe, and finally discharged from the interior of the filter box through the drain pipe, thereby achieving the effect of filtering and discharging dirt at the same time, avoiding dirt accumulation on the upper ends of the upper filter screen, the middle filter screen and the lower filter screen, and the motor shaft drives the rotating shaft to rotate, and the rotating shaft drives the cleaning brush to rotate automatically, thereby facilitating automatic cleaning of clogged dirt, avoiding clogging of the mesh of the upper filter screen, the middle filter screen and the lower filter screen and affecting the filtering effect.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned multi-stage filtering device for lubricating oil production has the following problems: in the above-mentioned technical solution, the dirt is discharged into the elbow through the discharge barrel and finally discharged through the sewage pipe. The filtered dirt has a certain viscosity, which can easily lead to clogging of the discharge barrel. Therefore, a multi-stage filtering device for lubricating oil production is proposed. Utility Model Content

[0005] The utility model provides a multi-stage filtering device for lubricating oil production, which solves the problem in the related art that the dirt filtered out has a certain viscosity and is likely to cause clogging of a discharge barrel.

[0006] The technical solution of the utility model is as follows: A multi-stage filtering device for lubricating oil production, comprising:

[0007] A box body, a filter bucket fixedly mounted on the inner wall of the box body, a circular cylinder fixedly mounted on the bottom of the filter bucket, and a solenoid valve 1 mounted on the outer wall of the circular cylinder;

[0008] The discharge cylinder is fixedly installed on the bottom of the box body, the interior of the discharge cylinder is rotatably connected to a rotating rod, and the outer side wall of the rotating rod is fixedly installed with a spiral blade;

[0009] A power assembly is provided at the bottom of the box body, and one end of the rotating rod passes through the discharge cylinder and is connected to the power assembly;

[0010] The lifting assembly is arranged on the top of the box body, and a sealing cylinder is fixedly installed on the outer side wall of the lifting assembly, and the sealing cylinder is slidably connected to the outer side wall of the circular cylinder.

[0011] Preferably, the power assembly includes motor 1, pulley 1 and pulley 2, motor 1 is located at the bottom of the box, the output end of motor 1 is fixedly connected to pulley 1, one end of the rotating rod passes through the discharge cylinder and is connected to pulley 2, and pulley 1 and pulley 2 are tensioned by a transmission belt.

[0012] Preferably, the lifting assembly includes a cylinder and a connecting rod, the cylinder is located at the top of the box, the output end of the cylinder passes through the box and is fixedly connected to the connecting rod, and the sealing cylinder is located on the outer wall of the connecting rod.

[0013] Preferably, an oil drain pipe is fixedly mounted on the outer side wall of the box body, and a second solenoid valve is mounted on the outer side wall of the oil drain pipe.

[0014] Preferably, a hopper is fixedly installed on the top of the box body, and the bottom end of the hopper passes through the box body and is fixedly connected to an annular tube.

[0015] Preferably, a second motor is fixedly mounted on the top of the box body, an output end of the second motor passes through the box body and is fixedly connected to a transmission shaft, the transmission shaft is rotationally connected to the filter bucket, and a cleaning plate is fixedly mounted on the outer side wall of the transmission shaft.

[0016] Preferably, a sewage pipe is fixedly mounted on the outer side wall of the discharge cylinder, and the sewage pipe is arranged at an angle.

[0017] The working principle and beneficial effects of the utility model are as follows:

[0018] Through the provided lifting assembly, rotating rod, spiral blade, and power assembly, the lifting assembly drives the sealing cylinder to move upward, causing the rotating rod and spiral blade to leak out, opening the solenoid valve 1, and the power assembly drives the spiral blade to rotate through the rotating rod. The dirt on the top filter bucket is discharged to the middle filter bucket through the circular cylinder, and the dirt on the middle filter bucket is discharged to the bottom filter bucket through the circular cylinder. The dirt on the bottom filter bucket enters the discharge cylinder and is finally discharged to the outside through the sewage pipe, thereby solving the problem that the discharge cylinder is easily blocked in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0020] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the utility model;

[0021] Figure 2 This is a sectional view of the three-dimensional structure of the utility model;

[0022] Figure 3 For the utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0023] In the figure: 1. Box body; 2. Filter hopper; 3. Circular cylinder; 4. Solenoid valve 1; 5. Discharge cylinder; 6. Rotating rod; 7. Spiral blade; 8. Power assembly; 81. Motor 1; 82. Pulley 1; 83. Pulley 2; 9. Lifting assembly; 91. Cylinder; 92. Connecting rod; 10. Sealing cylinder; 11. Solenoid valve 2; 12. Hopper; 13. Annular pipe; 14. Motor 2; 15. Drive shaft; 16. Cleaning plate; 17. Drain pipe; 18. Oil drain pipe. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1 - Figure 3 The utility model provides a technical solution of a multi-stage filtering device for lubricating oil production, comprising:

[0026] Box body 1, filter bucket 2 fixedly mounted on the inner wall of box body 1, a circular cylinder 3 fixedly mounted on the bottom of filter bucket 2, an outer wall of circular cylinder 3 is mounted with electromagnetic valve 1 4, a motor 2 14 fixedly mounted on the top of box body 1, an output end of motor 2 14 passes through box body 1 and is fixedly connected with a transmission shaft 15, the transmission shaft 15 is rotatably connected to the filter bucket 2, and a cleaning plate 16 is fixedly mounted on the outer wall of the transmission shaft 15;

[0027] The discharge tube 5 is fixedly installed on the bottom of the box body 1. The inside of the discharge tube 5 is rotatably connected to the rotating rod 6, and the outer wall of the rotating rod 6 is fixedly installed with a spiral blade 7;

[0028] The power assembly 8 is arranged at the bottom of the box body 1, and one end of the rotating rod 6 passes through the discharge cylinder 5 and is connected to the power assembly 8. The power assembly 8 includes a motor 81, a pulley 82 and a pulley 83. The motor 81 is located at the bottom of the box body 1, and the output end of the motor 81 is fixedly connected to the pulley 82. One end of the rotating rod 6 passes through the discharge cylinder 5 and is connected to the pulley 83. The pulley 82 and the pulley 83 are tensioned by a transmission belt.

[0029] The lifting assembly 9 is arranged at the top of the box body 1. The outer wall of the lifting assembly 9 is fixedly installed with a sealing cylinder 10. The lifting assembly 9 includes a cylinder 91 and a connecting rod 92. The cylinder 91 is located at the top of the box body 1. The output end of the cylinder 91 passes through the box body 1 and is fixedly connected with the connecting rod 92. The sealing cylinder 10 is located on the outer wall of the connecting rod 92. The sealing cylinder 10 is slidably connected to the outer wall of the circular cylinder 3.

[0030] There are three filter hoppers 2. The slots on the three filter hoppers 2 are opened from large to small from top to bottom to achieve a multi-stage filtering effect. The lubricating oil flows on the bottom inner wall of the box body 1 after being filtered by the three filter hoppers 2. When cleaning the dirt on the three filter hoppers 2, the output end of the cylinder 91 drives the sealing cylinder 10 to move upward through the connecting rod 92, so that the rotating rod 6 and the spiral leaf 7 leak out. On the contrary, the sealing cylinder 10 moves downward to contact the filter hopper 2 for sealing without affecting the filtration of the lubricating oil. The solenoid valve 1 4 is opened, and the output end of the motor 2 14 drives the transmission The shaft 15 rotates, and the transmission shaft 15 drives the cleaning plate 16 to rotate, cleaning the dirt to the position of the circular cylinder 3. The output end of the motor 1 81 drives the pulley 1 82 to rotate, and the pulley 1 82 drives the pulley 2 83 to rotate through the transmission belt. The pulley 2 83 drives the spiral blade 7 to rotate through the rotating rod 6. The dirt on the top filter bucket 2 is discharged to the middle filter bucket 2 through the circular cylinder 3, and the dirt on the middle filter bucket 2 is discharged to the bottom filter bucket 2 through the circular cylinder 3. The dirt on the bottom filter bucket 2 enters the discharge cylinder 5 and is discharged to the outside.

[0031] Specifically, an oil drain pipe 18 is fixedly installed on the outer wall of the box body 1, and a solenoid valve 11 is installed on the outer wall of the oil drain pipe 18;

[0032] Open the solenoid valve 11 on the oil drain pipe 18 to discharge the filtered lubricating oil through the oil drain pipe 18.

[0033] Specifically, a hopper 12 is fixedly installed on the top of the box body 1, and the bottom end of the hopper 12 passes through the box body 1 and is fixedly connected to an annular pipe 13;

[0034] The lubricating oil is poured into the hopper 12 and then flows through the annular pipe 13 onto the filter hopper 2 on the top layer, where the lubricating oil is filtered through the three filter hoppers 2 .

[0035] Specifically, a sewage pipe 17 is fixedly installed on the outer wall of the discharge cylinder 5, and the sewage pipe 17 is arranged at an angle;

[0036] The dirt enters the discharge tube 5 and is discharged to the outside through the sewage pipe 17.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-stage filtration device for lubricating oil production, characterized in that: include: A box body (1), a filter hopper (2) fixedly mounted on the inner side wall of the box body (1), a circular cylinder (3) fixedly mounted on the bottom of the filter hopper (2), and a solenoid valve (4) mounted on the outer side wall of the circular cylinder (3); A discharge cylinder (5) is fixedly mounted on the bottom of the box body (1), the discharge cylinder (5) is rotatably connected to a rotating rod (6) inside the discharge cylinder (5), and a spiral blade (7) is fixedly mounted on the outer side wall of the rotating rod (6); A power assembly (8), the power assembly (8) is arranged at the bottom of the box (1), and one end of the rotating rod (6) passes through the discharge cylinder (5) and is connected to the power assembly (8); A lifting assembly (9) is provided on the top of the box body (1); a sealing cylinder (10) is fixedly mounted on the outer wall of the lifting assembly (9); and the sealing cylinder (10) is slidably connected to the outer wall of the circular cylinder (3).

2. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: The power assembly (8) includes a motor 1 (81), a pulley 1 (82) and a pulley 2 (83), wherein the motor 1 (81) is located at the bottom of the box body (1), and the output end of the motor 1 (81) is fixedly connected to the pulley 1 (82), one end of the rotating rod (6) passes through the discharge cylinder (5) and is connected to the pulley 2 (83), and the pulley 1 (82) and the pulley 2 (83) are tensioned by a transmission belt.

3. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: The lifting assembly (9) comprises a cylinder (91) and a connecting rod (92), wherein the cylinder (91) is located at the top of the box (1), and the output end of the cylinder (91) passes through the box (1) and is fixedly connected to the connecting rod (92), and the sealing cylinder (10) is located on the outer wall of the connecting rod (92).

4. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: An oil drain pipe (18) is fixedly mounted on the outer side wall of the box body (1), and a second solenoid valve (11) is mounted on the outer side wall of the oil drain pipe (18).

5. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: A hopper (12) is fixedly mounted on the top of the box body (1), and an annular pipe (13) is fixedly connected to the bottom end of the hopper (12) which passes through the box body (1).

6. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: A second motor (14) is fixedly mounted on the top of the housing (1), an output end of the second motor (14) passes through the housing (1) and is fixedly connected to a transmission shaft (15), the transmission shaft (15) is rotationally connected to the filter bucket (2), and a cleaning plate (16) is fixedly mounted on the outer side wall of the transmission shaft (15).

7. The multi-stage filtration device for lubricating oil production according to claim 1, characterized in that: A sewage discharge pipe (17) is fixedly mounted on the outer side wall of the discharge cylinder (5), and the sewage discharge pipe (17) is arranged at an angle.

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