Oil impurity filtering device

Abstract

The utility model discloses an oil impurity filtering device. The oil impurity filtering device comprises a liquid inlet header pipe, a liquid outlet header pipe and two filtering assemblies, the filtering assembly comprises a filtering chamber, a filtering cylinder arranged in the filtering chamber, a liquid inlet branch pipe fixedly connected to the interior of the filtering cylinder and located above the filtering cylinder, a liquid outlet branch pipe fixedly connected to the center of the bottom of the filtering cylinder and two first valves, the liquid outlet branch pipe is located on the inner side of the filtering cylinder, and the top of the liquid outlet branch pipe extends to the position close to the top of the filtering cylinder; the bottoms of the liquid outlet branch pipes are connected with the liquid outlet header pipe, the liquid inlet branch pipes are connected with the liquid inlet header pipe, and the two first valves are arranged on the outer sides of the liquid inlet branch pipes and the liquid outlet branch pipes respectively. By means of the structure, oil impurities can be well filtered under the action of the filter cartridges, meanwhile, the two filter chambers are arranged to conduct filtering work synchronously, the oil impurity filtering work efficiency is higher, meanwhile, due to alternate operation of the two filter cartridges, the troublesome problem that the device needs to be shut down when the filter cartridges are cleaned can be avoided, and smooth operation of the production process is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of oil filter devices, in particular to an oil impurity filter device. Background Art

[0002] During the operation of mechanical equipment, oil is an important lubricating and cooling medium. However, due to factors such as equipment wear and external pollution, impurities and pollutants are often produced in the oil. Therefore, the oil is filtered to ensure its cleanliness.

[0003] In the prior art, after searching, it was found that a Chinese patent disclosed "an oil filtering device", and its application number is "201821278565.6". The patent mainly includes a casing, an oil collecting pipe arranged in the casing, a collecting component for collecting oil is arranged on the top of the casing, a conveying component for conveying oil is arranged inside the casing, and a filtering component for filtering oil is arranged at the bottom of the oil collecting pipe. Although the above device fully filters the oil by arranging the conveying component and the filtering component, so that it can be recycled and the production cost is reduced. However, when the above device cleans the waste chips in the oil collecting pipe and pours out the waste chips in the waste chip collection tank, the device needs to stop running, which is not conducive to the continuous operation of the device, and may have an adverse effect on the production process. Therefore, the utility model provides an oil impurity filtering device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide an oil impurity filtering device, which can filter oil impurities well under the action of the filter cartridge, and at the same time, two filter chambers are arranged to perform filtering work synchronously, so that the oil impurity filtering work efficiency is higher. At the same time, the alternating operation of the two filter cartridges can avoid the troublesome problem of the device being shut down when cleaning the filter cartridge, which is beneficial to the smooth operation of the production process.

[0005] In order to achieve the above-mentioned purpose, an oil impurity filtering device is provided, comprising a liquid inlet manifold, a liquid outlet manifold and two filtering components;

[0006] The filter assembly includes a filter chamber, a filter cartridge arranged inside the filter chamber, a liquid inlet branch pipe fixedly connected to the inside of the filter cartridge and located above the filter cartridge, a liquid outlet branch pipe fixedly connected to the center of the bottom of the filter cartridge, and two first valves, the liquid outlet branch pipe is located inside the filter cartridge and the top extends to a position close to the top of the filter cartridge, the bottom of the liquid outlet branch pipe is connected to the liquid outlet main pipe, the liquid inlet branch pipe is connected to the liquid inlet main pipe, and the two first valves are respectively arranged on the outside of the liquid inlet branch pipe and the liquid outlet branch pipe.

[0007] According to the oil impurity filtering device, the filtering assembly also includes a circular ring plate fixedly connected to the inside of the filter chamber and located above the liquid inlet branch pipe, a connecting plate fitted to the top of the circular ring plate, and four connecting rods equidistantly and symmetrically fixedly connected to the bottom of the connecting plate. A through groove adapted to the size of the filter cartridge is opened inside the circular ring plate, and the bottoms of the four connecting rods are inserted through the through groove and fixedly connected to the top of the filter cartridge.

[0008] According to the described oil impurity filtering device, the tops of the two filter chambers are provided with mounting components for disassembling and assembling filter cartridges, and the mounting components include a fixed plate fixedly connected to the outer side of the filter chamber, a movable rod rotatably connected to the top of the fixed plate and arranged in an L-shaped structure, a cover covering the top of the filter chamber, a screw rod threadedly connected to the inside of the movable rod and located at the top of the cover, and two handles symmetrically fixedly connected to the top of the screw rod, and the bottom of the screw rod is rotatably connected to the top of the cover.

[0009] According to the oil impurity filtering device, the filtering assembly further comprises a drain pipe fixedly connected to the inside of the filtering chamber and close to the bottom, and a second valve is provided on the outside of the drain pipe.

[0010] According to the oil impurity filtering device, the bottom of the sealing cover is fitted with the top of the connecting plate.

[0011] According to the oil impurity filtering device, the filtering component also includes a sealing gasket fixedly connected to the bottom of the filter cartridge.

[0012] The utility model has the following beneficial effects:

[0013] 1. Compared with the prior art, this oil impurity filtering device can filter oil impurities well under the action of the filter cartridge, and two filter chambers are set to perform filtering work synchronously, so that the oil impurity filtering work efficiency is higher. At the same time, the alternating operation of the two filter cartridges can avoid the troublesome problem of the device being shut down when cleaning the filter cartridge, which is conducive to the smooth operation of the production process.

[0014] 2. Compared with the prior art, in this oil impurity filtering device, when the filter cartridge needs to be removed, the handle is turned to drive the screw to rotate, and the rotating screw can drive the cover to move upward and separate from the filter chamber. The movable rod is turned to move the cover to one side of the filter chamber, and the connecting plate can be operated to remove the filter cartridge for subsequent cleaning work. The operation is simple.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a first overall structural schematic diagram of an oil impurity filtering device of the utility model;

[0018] Figure 2 This is a second overall structural schematic diagram of an oil impurity filtering device of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of a filter assembly of an oil impurity filter device of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the internal cross-sectional structure of a filter chamber of an oil impurity filtering device.

[0021] Legend:

[0022] 1. Liquid inlet main pipe; 2. Liquid outlet main pipe; 3. Filter chamber; 4. Liquid inlet branch pipe; 5. First valve; 6. Liquid outlet branch pipe; 7. Drain pipe; 8. Filter cartridge; 9. Sealing gasket; 10. Second valve; 11. Fixed plate; 12. Movable rod; 13. Screw rod; 14. Handle; 15. Cover; 16. Ring plate; 17. Connecting rod; 18. Connecting plate. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is an oil impurity filtering device, which includes an inlet manifold 1, an outlet manifold 2 and two filter components; the filter component includes a filter chamber 3, a filter cartridge 8 arranged inside the filter chamber 3, an inlet branch pipe 4 fixedly connected to the inside of the filter cartridge 8 and located above the filter cartridge 8, an outlet branch pipe 6 fixedly connected to the center of the bottom of the filter cartridge 8 and two first valves 5, the outlet branch pipe 6 is located inside the filter cartridge 8 and the top extends to a position close to the top of the filter cartridge 8, the bottom of the outlet branch pipe 6 is connected to the outlet manifold 2, the inlet branch pipe 4 is connected to the inlet manifold 1, and the two first valves 5 are respectively arranged on the outside of the inlet branch pipe 4 and the outlet branch pipe 6;

[0025] Under the action of the two filter chambers 3, when the oil to be filtered inside the inlet main pipe 1 is transported to the inside of the filter chamber 3 through the two inlet branches 4, the oil inside the filter chamber 3 is filtered by the filter cartridge 8 and then flows to the inside of the filter cartridge 8 and is discharged to the inside of the outlet main pipe 2 through the outlet branch 6; under the action of the filter cartridge 8, the oil impurities can be filtered well, and the two filter chambers 3 are set to filter synchronously, so that the oil impurity filtering efficiency is higher. When it is necessary to clean the two filter cartridges 8, by controlling the first valve 5, one of the inlet branch 4 and the outlet branch 6 is in a disconnected state, and the filter cartridge 8 can be taken out to clean, while the other inlet branch 4 and the outlet branch 6 are in an open state to filter normally. After the cleaned filter cartridge 8 is installed and reset, the corresponding first valve 5 is opened and the inlet branch 4 and the outlet branch 6 of the other cleaned filter chamber 3 are disconnected, and the cleaning work can be carried out again, avoiding the troublesome problem of the device stopping when cleaning the filter cartridge 8, which is conducive to the smooth operation of the production process.

[0026] The filter assembly also includes a circular plate 16 fixedly connected to the inside of the filter chamber 3 and located above the liquid inlet branch pipe 4, a connecting plate 18 fitted to the top of the circular plate 16, and four connecting rods 17 equidistantly and symmetrically fixedly connected to the bottom of the connecting plate 18. The inside of the circular plate 16 is provided with a through groove adapted to the size of the filter cartridge 8. The bottoms of the four connecting rods 17 are inserted through the through grooves and fixedly connected to the top of the filter cartridge 8. The filter cartridge 8 is connected to the connecting plate 18 under the action of the connecting rod 17. Under the support of the circular plate 16, the filter cartridge 8 can be better supported to ensure the stability of the filter cartridge 8 during use. At the same time, by lifting the connecting plate 18 upwards, the filter cartridge 8 can be lifted out of the filter chamber 3 for easy cleaning.

[0027] The tops of the two filter chambers 3 are provided with mounting components for disassembling and installing the filter cartridge 8, and the mounting components include a fixing plate 11 fixedly connected to the outside of the filter chamber 3, a movable rod 12 rotatably connected to the top of the fixing plate 11 and arranged in an L-shaped structure, a cover 15 covering the top of the filter chamber 3, a screw rod 13 threadedly connected to the inside of the movable rod 12 and located at the top of the cover 15, and two handles 14 symmetrically fixedly connected to the top of the screw rod 13, the bottom of the screw rod 13 is rotatably connected to the top of the cover 15, and the bottom of the cover 15 is connected to the connecting plate The top of 18 fits well. In the normal filtering state, the cover 15 covers the top of the filter chamber 3 to close the filter chamber 3, and the cover 15 is pressed against the bottom of the connecting plate 18 to ensure the stability of the filter cartridge 8. When the filter cartridge 8 needs to be taken out, the handle 14 is rotated to drive the screw rod 13 to rotate, and the rotating screw rod 13 can drive the cover 15 to move upward and separate from the filter chamber 3. The movable rod 12 is rotated to move the cover 15 to one side of the filter chamber 3, and the connecting plate 18 can be operated to take out the filter cartridge 8 for subsequent cleaning work. The operation is simple.

[0028] The filter assembly also includes a drain pipe 7 fixedly connected to the inside of the filter chamber 3 and close to the bottom. A second valve 10 is provided on the outside of the drain pipe 7. The second valve 10 is disconnected under normal use. When the filter cartridge 8 needs to be cleaned, the second valve 10 is opened to discharge the oil in the filter chamber 3 through the drain pipe 7 and return it to the liquid inlet main pipe 1, so as to facilitate the removal of the filter cartridge 8 for cleaning. The filter assembly also includes a sealing gasket 9 fixedly connected to the bottom of the filter cartridge 8. The sealing gasket 9 is provided at the joint between the bottom of the filter cartridge 8 and the bottom of the filter chamber 3 to seal the joint well.

[0029] Working principle: When the oil to be filtered in the inlet main pipe 1 is transported to the inside of the filter chamber 3 through the two inlet branches 4, the oil in the filter chamber 3 is filtered by the filter cartridge 8 and then flows to the inside of the filter cartridge 8 and is discharged to the inside of the outlet main pipe 2 through the outlet branch 6; under the action of the filter cartridge 8, the oil impurities can be filtered well, and two filter chambers 3 are set to perform filtering work synchronously, so that the oil impurity filtering work efficiency is higher;

[0030] When it is necessary to clean the two filter cartridges 8, the first valve 5 is controlled to make one of the liquid inlet branch pipe 4 and the liquid outlet branch pipe 6 in a disconnected state, the handle 14 is turned to drive the screw rod 13 to rotate, and the rotating screw rod 13 can drive the cover 15 to move upward and separate from the filter chamber 3, and the movable rod 12 is turned to make the cover 15 move to one side of the filter chamber 3, so that the connecting plate 18 can be operated to take out the filter cartridge 8 for subsequent cleaning work, which is simple to operate. At the same time, the other liquid inlet branch pipe 4 and the liquid outlet branch pipe 6 are in an open state and can perform filtering work normally. After the cleaned filter cartridge 8 is installed and reset, the corresponding first valve 5 is opened and the liquid inlet branch pipe 4 and the liquid outlet branch pipe 6 of the other cleaned filter chamber 3 are disconnected, so that the cleaning work can be carried out again, avoiding the trouble of stopping the device when cleaning the filter cartridge 8, which is conducive to the smooth operation of the production process.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An oil impurity filtering device, characterized in that: It comprises a liquid inlet main pipe (1), a liquid outlet main pipe (2) and two filter components; The filter assembly comprises a filter chamber (3), a filter cartridge (8) arranged inside the filter chamber (3), a liquid inlet branch pipe (4) fixedly connected to the inside of the filter cartridge (8) and located above the filter cartridge (8), a liquid outlet branch pipe (6) fixedly connected to the center of the bottom of the filter cartridge (8), and two first valves (5), wherein the liquid outlet branch pipe (6) is located inside the filter cartridge (8) and the top of the liquid outlet branch pipe (6) extends to a position close to the top of the filter cartridge (8), the bottom of the liquid outlet branch pipe (6) is connected to the liquid outlet main pipe (2), the liquid inlet branch pipe (4) is connected to the liquid inlet main pipe (1), and the two first valves (5) are respectively arranged on the outside of the liquid inlet branch pipe (4) and the liquid outlet branch pipe (6).

2. The oil impurity filtering device according to claim 1, characterized in that: The filter assembly further comprises a circular plate (16) fixedly connected to the inside of the filter chamber (3) and located above the liquid inlet branch pipe (4), a connecting plate (18) fitted to the top of the circular plate (16), and four connecting rods (17) fixedly connected to the bottom of the connecting plate (18) at equal distances and symmetrically. A through groove matching the size of the filter cartridge (8) is provided inside the circular plate (16), and the bottoms of the four connecting rods (17) are inserted through the through groove and fixedly connected to the top of the filter cartridge (8).

3. The oil impurity filtering device according to claim 2, characterized in that: The tops of the two filter chambers (3) are each provided with an installation assembly for disassembling and assembling the filter cartridge (8), the installation assembly comprising a fixed plate (11) fixedly connected to the outside of the filter chamber (3), a movable rod (12) rotatably connected to the top of the fixed plate (11) and arranged in an L-shaped structure, a cover (15) covering the top of the filter chamber (3), a screw rod (13) threadedly connected to the inside of the movable rod (12) and located at the top of the cover (15), and two handles (14) symmetrically fixedly connected to the top of the screw rod (13), wherein the bottom of the screw rod (13) is rotatably connected to the top of the cover (15).

4. The oil impurity filtering device according to claim 3, characterized in that: The filter assembly further comprises a liquid discharge pipe (7) fixedly connected to the inside of the filter chamber (3) and close to the bottom, and a second valve (10) is provided on the outside of the liquid discharge pipe (7).

5. The oil impurity filtering device according to claim 4, characterized in that: The bottom of the sealing cover (15) is in contact with the top of the connecting plate (18).

6. The oil impurity filtering device according to claim 5, characterized in that: The filter assembly also includes a sealing gasket (9) fixedly connected to the bottom of the filter cartridge (8).

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