CN219128581U

CN219128581U - Refined filter equipment for lubricating oil

Info

Publication number: CN219128581U
Application number: CN202223576790.7U
Authority: CN
Inventors: 颜梦曦
Original assignee: Li Neng Petroleum Technology Co ltd
Current assignee: Li Neng Petroleum Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-06
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a refining and filtering device for lubricating oil, which comprises: the liquid distribution filter cartridge, the reflux barrel and the centrifugal cyclone, wherein the liquid inlet main pipe and the liquid outlet main pipe are respectively fixedly connected to the bottom ends of the liquid distribution filter cartridge and the reflux barrel, the reflux barrel is sleeved on the outer side of the liquid distribution filter cartridge, the centrifugal cyclones are uniformly distributed on the periphery of the reflux barrel in the circumferential direction, the inside of the liquid distribution filter cartridge is fixedly arranged on the non-woven filter core, and a plurality of liquid distribution pipes communicated with the centrifugal cyclone are arranged on the surface of the liquid distribution filter cartridge. According to the utility model, through-type filtration of lubricating oil is performed by arranging a plurality of centrifugal cyclones, high-speed centrifugal movement is performed in the centrifugal cyclones by utilizing oil, so that a large amount of insoluble impurities and solid particle impurities are attached to the inner walls of the sedimentation cone and the waste collection box and move and sediment, pure liquid is led out after passing through the separation filter cartridge, filtration of the oil is realized, adhesion and blockage of the impurities on the surface of the separation filter cartridge are prevented, and the structure is simple, and the maintenance cost is reduced.

Description

Refined filter equipment for lubricating oil

Technical Field

The utility model relates to the technical field of lubricating oil production, in particular to a refining and filtering device for lubricating oil.

Background

At present, as the application range of lubricating oil becomes wider and wider, more and more lubricating oil manufacturers are also built. The quality of the lubricating oil product after solvent refining and dewaxing basically meets the requirements, but generally contains a small amount of unseparated solvent and moisture and macromolecular condensate generated by heating during solvent recovery, and the impurities can cause turbidity of the lubricating oil, reduce the safety of the lubricating oil and have higher carbon residue. At present, lubricating oil production equipment capable of effectively and rapidly removing impurities in lubricating oil, improving the color of the lubricating oil, reducing carbon residue and improving the safety of the lubricating oil is still to be developed and further developed and perfected.

The existing filtering device for lubricating oil mainly filters insoluble impurities and solid particle impurities inside oil through various filter screens and permeable membranes, and the particle impurities trapped by the filtering operation affect the continuous action of the filter screens and the filter paper, so that the blockage is eliminated, the operation is complex, and the working efficiency is low. In view of the above, the present utility model has been made in view of the above problems, and an object of the present utility model is to provide a refining and filtering device for lubricating oil, which solves the problems existing at present and improves the practical value by this technique.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows: a refined filtration device for lubricating oil, comprising: the liquid distribution filter cartridge, the backflow bucket and the centrifugal cyclone, the bottom of liquid distribution filter cartridge and backflow bucket is fixedly connected with liquid inlet main pipe and liquid outlet main pipe respectively, the backflow bucket is sleeved on the outer side of the liquid distribution filter cartridge, the centrifugal cyclones are uniformly distributed on the periphery of the backflow bucket in the circumferential direction, the inside of the liquid distribution filter cartridge is fixedly arranged on the non-woven filter core, a plurality of liquid distribution pipes communicated with the centrifugal cyclone are arranged on the surface of the liquid distribution filter cartridge, the centrifugal cyclone comprises a cyclone barrel, a sedimentation cone barrel, a waste collection box and a driving motor fixedly arranged inside the sedimentation cone barrel, the output end of the driving motor is fixedly connected with a separation filter cartridge and a centrifugal turbine, the top surface of the cyclone barrel is fixedly connected with a liquid outlet pipe, and the other end of the liquid outlet pipe is communicated with the inner cavity of the backflow bucket.

The present utility model may be further configured in a preferred example to: one end of the liquid inlet main pipe is communicated with a booster pump, the inner side of the liquid distribution filter cylinder is fixedly provided with a flow guide cone positioned at the end part of the liquid inlet main pipe, and the flow guide cone is positioned on the center axis of the non-woven filter core.

The present utility model may be further configured in a preferred example to: the periphery of the non-woven filter element is provided with a gap with the inner side of the liquid distribution filter cylinder, the end part of the liquid distribution pipe is communicated with the gap, the bottom end of the non-woven filter element is fixedly provided with a sealing ring, and the bottom end of the sealing ring is in interference butt joint with the inner wall of the liquid distribution filter cylinder.

The present utility model may be further configured in a preferred example to: the cyclone cylinder, the sedimentation cone cylinder and the waste collection box are sequentially connected from top to bottom and are located on the same vertical line, the inner wall of the sedimentation cone cylinder and the waste collection box is of a smooth surface structure, and the bottom end of the waste collection box is provided with a discharging plug.

The present utility model may be further configured in a preferred example to: the centrifugal turbine is rotatably arranged on the inner side of the cyclone cylinder, and one end of the liquid distribution pipe is communicated with the surface of the cyclone cylinder and is arranged in a tangential direction.

The present utility model may be further configured in a preferred example to: the surface of the separation filter cylinder is provided with a plurality of filtering holes, and the separation filter cylinder is in a conical structure.

The present utility model may be further configured in a preferred example to: the inside of the separation filter cylinder is of a cavity structure, the centrifugal turbine is of an annular structure, the upper end and the lower end of the centrifugal turbine are respectively communicated with the liquid outlet pipe and the end part of the separation filter cylinder, and the top surface of the centrifugal turbine is in rotary abutting connection with the top surface of the inner cavity of the cyclone cylinder.

The beneficial effects obtained by the utility model are as follows:

1. according to the utility model, through-type filtration of lubricating oil is performed by arranging a plurality of centrifugal cyclones, high-speed centrifugal movement is performed in the centrifugal cyclones by utilizing oil, so that a large amount of insoluble impurities and solid particle impurities are attached to the inner walls of the sedimentation cone and the waste collection box and move and sediment, pure liquid is led out after passing through the separation filter cartridge, filtration of the oil is realized, adhesion and blockage of the impurities on the surface of the separation filter cartridge are prevented, and the structure is simple, and the maintenance cost is reduced.

2. According to the utility model, the mechanical centrifugal movement of the oil liquid is carried out by arranging the plurality of centrifugal cyclones, so that the cyclone centrifugation of the oil liquid can be realized, impurities in the oil liquid are separated by utilizing the centrifugal movement, the higher the liquid flow movement speed is, the better the filtering effect is, a large amount of tiny impurities are effectively filtered, the working efficiency is high, and the separating effect is good.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a liquid distribution cartridge according to one embodiment of the present utility model;

FIG. 3 is a schematic view of a centrifugal cyclone according to an embodiment of the utility model;

fig. 4 is a schematic cross-sectional view of a centrifugal cyclone according to an embodiment of the utility model.

Reference numerals:

100. a liquid distribution filter cylinder; 110. a liquid inlet main pipe; 120. a nonwoven filter element; 130. a diversion cone; 140. a liquid distribution pipe; 121. a sealing ring;

200. a reflux drum; 210. a liquid outlet main pipe;

300. a centrifugal cyclone; 310. a swirl pot; 320. a sedimentation cone; 330. a waste collection box; 340. a driving motor; 311. a liquid outlet pipe; 312. a centrifugal turbine; 313. the filter cartridge is separated.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

It is to be understood that this description is merely exemplary in nature and is not intended to limit the scope of the present utility model.

A refined filtration device for lubricating oil according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Referring to FIGS. 1 to 4, the present utility model provides a lubricating oil refining and filtering apparatus, comprising: the liquid distribution filter cartridge 100, the reflux barrel 200 and the centrifugal cyclone 300 are respectively fixedly connected with the liquid inlet main pipe 110 and the liquid outlet main pipe 210 at the bottom ends of the liquid distribution filter cartridge 100 and the reflux barrel 200, the reflux barrel 200 is sleeved on the outer side of the liquid distribution filter cartridge 100, the centrifugal cyclones 300 are a plurality of and uniformly distributed on the periphery of the reflux barrel 200 in the circumferential direction, the inside of the liquid distribution filter cartridge 100 is fixedly arranged on the nonwoven filter core 120, a plurality of liquid distribution pipes 140 communicated with the centrifugal cyclone 300 are arranged on the surface of the liquid distribution filter cartridge 100, the centrifugal cyclone 300 comprises a cyclone barrel 310, a sedimentation cone 320, a waste collection box 330 and a driving motor 340 fixedly arranged inside the sedimentation cone 320, the output end of the driving motor 340 is fixedly connected with a separation filter cartridge 313 and a centrifugal turbine 312, the top surface of the cyclone barrel 310 is fixedly connected with a liquid outlet pipe 311, and the other end of the liquid outlet pipe 311 is communicated with the inner cavity of the reflux barrel 200.

In this embodiment, one end of the main liquid inlet pipe 110 is communicated with a booster pump, and a diversion cone 130 positioned at the end of the main liquid inlet pipe 110 is fixedly installed on the inner side of the liquid distribution filter cartridge 100, and the diversion cone 130 is positioned on the circular mandrel line of the non-woven filter element 120.

Specifically, the external booster pump is utilized to increase the input pressure and kinetic energy of the liquid flow, so that the liquid flow can be pressurized to pass through the non-woven filter element 120 for primary filtration, and the guide cone 130 can effectively eliminate the impact effect of the liquid flow on the non-woven filter element 120 and avoid the burst damage of the non-woven filter element 120.

In this embodiment, a gap is formed between the outer periphery of the nonwoven filter element 120 and the inner side of the liquid distribution filter cartridge 100, and the end of the liquid distribution pipe 140 is communicated with the gap, and a sealing ring 121 is fixedly mounted at the bottom end of the nonwoven filter element 120, and the bottom end of the sealing ring 121 is in interference abutting contact with the inner wall of the liquid distribution filter cartridge 100.

Specifically, the sealing ring 121 is abutted against the inner side of the cloth filter cartridge 100 to seal the inside of the nonwoven filter element 120, so that the liquid flow is led out after being filtered by the nonwoven filter element 120.

In this embodiment, the cyclone cylinder 310, the sedimentation cone cylinder 320 and the waste collection box 330 are sequentially connected from top to bottom and are located on the same vertical line, the inner wall of the sedimentation cone cylinder 320 and the waste collection box 330 is in a smooth surface structure, and the bottom end of the waste collection box 330 is provided with a discharge plug.

In this embodiment, the centrifugal turbine 312 is rotatably mounted inside the cyclone cylinder 310, and one end of the liquid distribution pipe 140 communicates with the surface of the cyclone cylinder 310 and is disposed in a tangential direction.

Specifically, the tangential communication of the liquid distribution pipe 140 and the centrifugal turbine 312 rotating inside the cyclone cylinder 310 are utilized to guide the oil to generate stable vortex motion.

In this embodiment, the surface of the separation cartridge 313 is provided with a plurality of filtering holes, and the separation cartridge 313 has a tapered structure.

Specifically, the oil and the separation filter drum 313 are rotated to perform oil centrifugal movement, solid particle impurities with larger mass cannot enter the separation filter drum 313, and small particle impurities can be thrown out through the surface filtering holes of the separation filter drum 313 under the centrifugal action, so that solid-liquid separation is realized.

In this embodiment, the inside of the separation filter cartridge 313 has a cavity structure, the centrifugal turbine 312 has a ring structure, the upper and lower ends of the centrifugal turbine 312 are respectively communicated with the liquid outlet pipe 311 and the end of the separation filter cartridge 313, and the top surface of the centrifugal turbine 312 is rotatably abutted with the top surface of the inner cavity of the cyclone cylinder 310.

Specifically, the cavities within the centrifugal turbine 312 and the separation cartridge 313 allow oil to rise within the centrifugal turbine 312 and the separation cartridge 313 into the outlet pipe 311.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A refined filtration device for lubricating oil, comprising: cloth liquid filter cartridge (100), backward flow bucket (200) and centrifugal cyclone (300), cloth liquid filter cartridge (100) and the bottom of backward flow bucket (200) are fixedly connected with feed liquor main pipe (110) and go out main pipe (210) respectively, backward flow bucket (200) cup joint in the outside of cloth liquid filter cartridge (100), centrifugal cyclone (300) quantity is a plurality of and is circumferencial direction evenly distributed in the periphery of backward flow bucket (200), cloth liquid filter cartridge (100)'s inside fixed mounting is in nonwoven filter core (120), cloth liquid filter cartridge (100)'s surface is equipped with cloth liquid pipe (140) that a plurality of and centrifugal cyclone (300) are linked together, centrifugal cyclone (300) are including whirl section of thick bamboo (310), sedimentation cone section of thick bamboo (320), collection useless box (330) and fixed mounting in sedimentation cone section of thick bamboo (320) inside driving motor (340), the output fixedly connected with separation (313) and centrifugal turbine (312), the top surface fixedly connected with drain pipe (311) of cloth liquid filter cartridge (100), the other end of cloth liquid filter cartridge (300) is linked together with drain cavity (200).

2. The refined filtering device for lubricating oil according to claim 1, wherein one end of the main liquid inlet pipe (110) is communicated with a booster pump, a guide cone (130) positioned at the end part of the main liquid inlet pipe (110) is fixedly arranged on the inner side of the liquid distribution filter cylinder (100), and the guide cone (130) is positioned on the center axis of the non-woven filter core (120).

3. The refined filtering device for lubricating oil according to claim 1, wherein a gap is arranged between the periphery of the non-woven filter element (120) and the inner side of the liquid distribution filter cylinder (100), the end part of the liquid distribution pipe (140) is communicated with the gap, a sealing ring (121) is fixedly arranged at the bottom end of the non-woven filter element (120), and the bottom end of the sealing ring (121) is in interference abutting joint with the inner wall of the liquid distribution filter cylinder (100).

4. The refined filtration device for lubricating oil according to claim 1, wherein the cyclone cylinder (310), the sedimentation cone cylinder (320) and the waste collection box (330) are sequentially connected from top to bottom and are positioned on the same vertical line, the inner wall of the sedimentation cone cylinder (320) and the waste collection box (330) is in a smooth surface structure, and the bottom end of the waste collection box (330) is provided with a discharge plug.

5. The refined filtration device for lubricating oil according to claim 1, wherein the centrifugal turbine (312) is rotatably mounted inside the cyclone cylinder (310), and one end of the liquid distribution pipe (140) is in surface communication with the cyclone cylinder (310) and is arranged in a tangential direction.

6. A lubricating oil finishing filter device as claimed in claim 1, wherein the surface of the separation cartridge (313) is provided with a plurality of filter holes, and the separation cartridge (313) has a tapered structure.

7. The refined filtration device for lubricating oil according to claim 1, wherein the inside of the separation filter cartridge (313) has a hollow structure, the centrifugal turbine (312) has a ring-shaped structure, the upper and lower ends of the centrifugal turbine (312) are respectively communicated with the drain pipe (311) and the end part of the separation filter cartridge (313), and the top surface of the centrifugal turbine (312) is in rotational contact with the top surface of the inner cavity of the cyclone cylinder (310).