Lubricating oil filtering device

Abstract

The utility model provides a lubricating oil filtering device, which relates to the technical field of lubricating oil production and comprises a filter cartridge, the bottom of the filter cartridge is fixedly connected with an L-shaped support plate, and a connecting rod moving hole is formed in the bottom of the filter cartridge in a penetrating manner. According to the lubricating oil filtering device, a filtering mode is started, the push plate moves downwards, lubricating oil is pumped into an inner cavity of the filtering barrel through the feeding pipe, the electric air cylinder extends to extrude the lubricating oil in the inner cavity of the filtering barrel upwards, the lubricating oil is filtered by the filtering barrel and flows into a filtered lubricating oil container from the discharging pipe, and the filtering speed of the lubricating oil is increased through the design; a cleaning mode is started, a third electric control valve is opened, a first electric control valve is closed, a push plate moves to the horizontal lowest position of a blow-off pipe, an oil conveying pump connected with a cleaning pipe is started, and filtered lubricating oil is conveyed to an inner cavity of a filter cartridge through the cleaning pipe to flush a filter barrel; due to the design, the filtering equipment of the device does not need to be frequently cleaned by workers, and the labor intensity of the workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of lubricating oil production, in particular to a lubricating oil filtering device. Background Art

[0002] If there are particulate impurities in the lubricating oil, it will not only affect the lubricating ability of the lubricating oil, but also increase the wear between the mechanical moving surfaces lubricated by the lubricating oil, resulting in a shortened equipment life. Therefore, a filtering device is required in the production of lubricating oil.

[0003] However, in the prior art, when using lubricating oil filtering devices to filter lubricating oil, it was found that some lubricating oil filtering devices were not provided with measures for automatically flushing the filtering device, which resulted in workers having to frequently manually clean the filtering device of the lubricating oil filtering device, increasing the labor intensity of the workers. Utility Model Content

[0004] The purpose of the utility model is to solve the problems existing in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lubricating oil filtering device, comprising: a filter cartridge, the bottom of the filter cartridge is fixedly connected to an L-shaped support plate, the bottom of the filter cartridge is penetrated by a connecting rod movable hole, one side of the filter cartridge is fixedly embedded with a sewage pipe, the other side of the filter cartridge is fixedly embedded with a feed pipe, the top of the filter cartridge is fixedly embedded with a discharge pipe and a cleaning pipe, the surface of the feed pipe is provided with an electric control valve 1 and a one-way valve 1, the surface of the discharge pipe is provided with an electric control valve 2 and a one-way valve 2, the surface of the cleaning pipe is provided with an electric control valve 3, the surface of one end of the L-shaped support plate is provided with an accelerating filter assembly, and the inner cavity of the filter cartridge is provided with a filter assembly;

[0006] The accelerating filter assembly comprises an electric cylinder, a connecting rod is fixedly connected to the top of the electric cylinder, and a push plate is fixedly connected to the top of the connecting rod;

[0007] The filter assembly comprises a mounting plate, a surface of which is penetrated by a plurality of mounting holes, and filter barrels are fixedly embedded in the interiors of the plurality of mounting holes.

[0008] As a preferred implementation, a sealing rubber sleeve is provided on the surface of the push plate.

[0009] As a preferred implementation manner, the surface of the connecting rod is movably embedded in the movable hole of the connecting rod.

[0010] As a preferred implementation, the bottom of the electric cylinder is fixedly connected to the surface of one end of the L-shaped support plate.

[0011] As a preferred embodiment, the surface of the mounting plate is fixedly embedded in the inner cavity of the filter cartridge.

[0012] As a preferred embodiment, the lowest horizontal point of the mounting plate is higher than the highest point of the feed pipe.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. The utility model connects one end of the feed pipe in the device to the unfiltered lubricating oil container, connects the discharge pipe to the filtered lubricating oil container, connects the drain pipe to the waste lubricating oil container, connects the cleaning pipe to the oil pump and places the oil pump in the filtered lubricating oil container, and then connects the device to an external power supply device, the external power supply device provides power to the electric control valve 1, the electric control valve 2, the electric control valve 3, the electric cylinder and the oil pump connected to the cleaning pipe, and the external controller is electrically connected to the electric control valve 1, the electric control valve 2, the electric control valve 3, the electric cylinder and the oil pump connected to the cleaning pipe and controls them in association; in the initial state, the electric control valve 1 and the electric control valve 2 are open State, electric control valve three is closed, the push plate is at the lowest level of the feed pipe, the filtering mode of this device is started by the external controller, the electric cylinder contracts to drive the push plate to move downward in the inner cavity of the filter cartridge, and the lubricating oil in the unfiltered lubricating oil container is drawn into the inner cavity of the filter cartridge through the feed pipe. In the filtering mode, the movement range of the push plate is from the highest point of the drain pipe to the lowest point of the feed pipe. After the push plate moves to the highest point of the drain pipe, the external controller controls the electric cylinder to extend to squeeze the lubricating oil in the inner cavity of the filter cartridge upward, and the lubricating oil is filtered through the filter barrel and flows from the discharge pipe into the filtered lubricating oil container. This design speeds up the filtering speed of the lubricating oil.

[0015] 2. The utility model starts the cleaning mode of the device through an external controller, which controls the electric control valve three to open and closes the electric control valve one and, controls the electric cylinder to contract to drive the push plate to move to the lowest level of the sewage pipe, and controls the oil pump connected to the cleaning pipe to start, and the filtered lubricating oil is transported to the inner cavity of the filter barrel through the cleaning pipe to flush the filter barrel, and the cleaned waste lubricating oil flows into the waste lubricating oil container from the sewage pipe. This design does not require workers to frequently clean the filtering equipment of the device, thereby reducing the labor intensity of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 An overview schematic diagram of a lubricating oil filtering device provided by the utility model;

[0017] Figure 2 A schematic diagram of a push plate of a lubricating oil filtering device provided by the utility model;

[0018] Figure 3A side sectional view of a lubricating oil filter device provided by the utility model;

[0019] Figure 4 A schematic diagram of a filter assembly of a lubricating oil filter device provided by the utility model.

[0020] Legend:

[0021] 1. Filter cartridge; 101. L-shaped support plate; 102. Connecting rod movable hole; 103. Drain pipe; 104. Feed pipe; 105. Discharge pipe; 106. Cleaning pipe; 107. Electric control valve 1; 108. Check valve 1; 109. Electric control valve 2; 110. Check valve 2; 111. Electric control valve 3; 2. Acceleration filter assembly; 201. Electric cylinder; 202. Connecting rod; 203. Push plate; 204. Sealing rubber sleeve; 3. Filter assembly; 301. Mounting plate; 302. Mounting hole; 303. Filter cartridge. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a lubricating oil filtering device, comprising: a filter cartridge 1, the bottom of the filter cartridge 1 is fixedly connected with an L-shaped support plate 101, the bottom of the filter cartridge 1 is penetrated with a connecting rod movable hole 102, one side of the filter cartridge 1 is fixedly embedded with a sewage pipe 103, the other side of the filter cartridge 1 is fixedly embedded with a feed pipe 104, the top of the filter cartridge 1 is fixedly embedded with a discharge pipe 105 and a cleaning pipe 106, the surface of the feed pipe 104 is provided with an electric control valve 1 107 and a check valve 1 108, the surface of the discharge pipe 105 is provided with an electric control valve 2 109 and a check valve 2 110, the surface of the cleaning pipe 106 is provided with an electric control valve 3 111, the surface of one end of the L-shaped support plate 101 is provided with an accelerating filter assembly 2, and the inner cavity of the filter cartridge 1 is provided with a filter assembly 3;

[0024] The acceleration filter assembly 2 includes an electric cylinder 201, a connecting rod 202 is fixedly connected to the top of the electric cylinder 201, and a push plate 203 is fixedly connected to the top of the connecting rod 202;

[0025] The filter assembly 3 includes a mounting plate 301 , a surface of which is provided with a plurality of mounting holes 302 , and filter barrels 303 are fixedly embedded in the plurality of mounting holes 302 .

[0026] Specifically: start the filtering mode, the push plate 203 moves downward, and the lubricating oil is drawn into the inner cavity of the filter cartridge 1 through the feed pipe 104, the electric cylinder 201 extends to squeeze the lubricating oil in the inner cavity of the filter cartridge 1 upward, and the filter barrel 303 filters and flows into the filtered lubricating oil container from the discharge pipe 105. This design speeds up the filtering speed of the lubricating oil; start the cleaning mode, the electric control valve three 111 opens and closes the electric control valves 1 107 and 119, the push plate 203 moves to the lowest level of the sewage pipe 103, and the oil pump connected to the cleaning pipe 106 is started to transport the filtered lubricating oil to the inner cavity of the filter cartridge 1 through the cleaning pipe 106 to flush the filter barrel 303. This design does not require workers to frequently clean the filtering equipment of this device, thereby reducing the labor intensity of workers; the connection direction of the one-way valve 108 is to input into the inner cavity of the filter cartridge 1, and the connection direction of the one-way valve 2 110 is to input into the filtered lubricating oil container connected to the discharge pipe 105.

[0027] In one embodiment, a sealing rubber sleeve 204 is provided on the surface of the push plate 203 .

[0028] Specifically, the sealing rubber sleeve 204 can be closely fitted to the surface of the inner cavity of the filter cartridge 1 to keep it in a sealed state.

[0029] In one embodiment, the surface of the connecting rod 202 is movably embedded in the connecting rod movable hole 102 .

[0030] Specifically, the connecting rod movable hole 102 provides space for the connecting rod 202 to move up and down.

[0031] In one embodiment, the bottom of the electric cylinder 201 is fixedly connected to the surface of one end of the L-shaped support plate 101 .

[0032] Specifically: the electric cylinder 201 is fixed to the surface of the L-shaped support plate 101 to prevent the electric cylinder 201 from shaking during operation and affecting the normal operation of the device.

[0033] In one embodiment, the surface of the mounting plate 301 is fixedly embedded in the inner cavity of the filter cartridge 1 .

[0034] Specifically: the filter assembly 3 is fixed to prevent the filter barrel 303 from moving under the impact of the lubricating oil.

[0035] In one embodiment, the lowest level of the mounting plate 301 is higher than the highest level of the feeding tube 104 .

[0036] Specifically: ensure that when the device is in filtering mode, all unfiltered lubricating oil is at the bottom of the mounting plate 301 .

[0037] Working principle: connect one end of the feed pipe 104 in the device to the unfiltered lubricating oil container, connect the discharge pipe 105 to the filtered lubricating oil container, connect the drain pipe 103 to the waste lubricating oil container, connect the cleaning pipe 106 to the oil pump and place the oil pump in the filtered lubricating oil container, then connect the device to the external power supply device, the external power supply device provides power to the electric control valve 1 107, the electric control valve 2 109, the electric control valve 3 111, the electric cylinder 201 and the oil pump connected to the cleaning pipe 106, and the external controller is connected to the electric control valve 1 The valve 1 107, the electric control valve 2 109, the electric control valve 3 111, the electric cylinder 201 and the oil pump connected to the cleaning pipe 106 are electrically connected and controlled in association; in the initial state, the electric control valve 1 107 and the electric control valve 2 109 are in the open state, the electric control valve 3 111 is in the closed state, the push plate 203 is located at the lowest level of the feed pipe 104, and the filtering mode of this device is started by the external controller. The electric cylinder 201 contracts and drives the push plate 203 to move downward in the inner cavity of the filter cartridge 1, and the lubricating oil in the unfiltered lubricating oil container passes through the feed pipe 104. The tube 104 is drawn into the inner cavity of the filter cartridge 1. In the filtering mode, the movement range of the push plate 203 is from the highest point of the sewage pipe 103 to the lowest point of the feed pipe 104. After the push plate 203 moves to the highest point of the sewage pipe 103, the external controller controls the electric cylinder 201 to extend and squeeze the lubricating oil in the inner cavity of the filter cartridge 1 upward. The lubricating oil is filtered by the filter barrel 303 and flows from the discharge pipe 105 into the filtered lubricating oil container. This design speeds up the filtering speed of the lubricating oil. The cleaning mode of this device is started by the external controller. The electric control valve three 111 is controlled to open and close the electric control valves one 107 and 119, and the electric cylinder 201 is controlled to contract to drive the push plate 203 to move to the lowest level of the sewage pipe 103. The external controller controls the oil pump connected to the cleaning pipe 106 to start, and the filtered lubricating oil is transported to the inner cavity of the filter cartridge 1 through the cleaning pipe 106 to flush the filter barrel 303. The cleaned waste lubricating oil flows into the waste lubricating oil container from the sewage pipe 103. This design does not require workers to frequently clean the filtering equipment of this device, thereby reducing the labor intensity of workers.

[0038] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A lubricating oil filtering device, characterized in that: include: A filter cartridge (1), wherein the bottom of the filter cartridge (1) is fixedly connected to an L-shaped support plate (101), a connecting rod movable hole (102) is formed through the bottom of the filter cartridge (1), a sewage discharge pipe (103) is fixedly embedded on one side of the filter cartridge (1), a feed pipe (104) is fixedly embedded on the other side of the filter cartridge (1), a discharge pipe (105) and a cleaning pipe (106) are fixedly embedded on the top of the filter cartridge (1), an electric control valve 1 (107) and a check valve 1 (108) are arranged on the surface of the feed pipe (104), an electric control valve 2 (109) and a check valve 2 (110) are arranged on the surface of the discharge pipe (105), an electric control valve 3 (111) is arranged on the surface of the cleaning pipe (106), an accelerating filter assembly (2) is arranged on the surface of one end of the L-shaped support plate (101), and a filter assembly (3) is arranged in the inner cavity of the filter cartridge (1).

2. A lubricating oil filter device according to claim 1, characterized in that: The accelerating filter assembly (2) comprises an electric cylinder (201), the top of the electric cylinder (201) is fixedly connected to a connecting rod (202), the top of the connecting rod (202) is fixedly connected to a push plate (203), and the surface of the push plate (203) is sleeved with a sealing rubber sleeve (204).

3. A lubricating oil filter device according to claim 2, characterized in that: The surface of the connecting rod (202) is movably embedded in the interior of the connecting rod movable hole (102).

4. A lubricating oil filter device according to claim 2, characterized in that: The bottom of the electric cylinder (201) is fixedly connected to the surface of one end of the L-shaped support plate (101).

5. The lubricating oil filtering device according to claim 1, characterized in that: The filter assembly (3) comprises a mounting plate (301), a surface of the mounting plate (301) being provided with a plurality of mounting holes (302), a filter barrel (303) being fixedly embedded in the interior of the plurality of mounting holes (302), and the surface of the mounting plate (301) being fixedly embedded in the inner cavity of the filter cartridge (1).

6. A lubricating oil filter device according to claim 5, characterized in that: The lowest level of the mounting plate (301) is higher than the highest level of the feed pipe (104).

Images