Double-filter-element oil purifying device

Abstract

The utility model discloses a double filter element oil purification device, including first double filter element group, second double filter element group, the first double filter element group includes second oil pipe, oil injection hole, first pipe joint, first oil pipe, first filter element, second filter element, shell, the inside of shell is fixed with annular boss, the inside of annular boss is fixedly sleeved with first filter element, the inside of annular boss is fixed with second oil pipe, the inside of second filter element is fixed with second oil pipe, and the inside of second oil pipe is fixed with second oil pipe. The outer portion of the annular boss is rotationally sleeved with a second filter element, a rotating mechanism used for driving the second filter element to rotate is installed on the shell, the shell is sleeved with a first oil pipe in a penetrating mode, the first oil pipe is inserted into the first filter element, and oil spraying holes arranged in a net shape are formed in the side edge of the first oil pipe. And the shell is communicated with a second oil pipe. The filtering device is uniform in filtering, can realize one standby and one use, and is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of oil purification devices, in particular to a double-filter element oil purification device. Background Art

[0002] Oil purification is mainly to remove impurities in the oil, but in the actual oil purification process, we found that since the oil has a certain speed and direction when entering, the filter element is prone to uneven filtration, resulting in problems such as local overuse and local underuse, which affects the overall life of the filter. For this reason, we propose a double-filter oil purification device. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a double filter element oil purification device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A double filter element oil purification device comprises a first double filter element group and a second double filter element group, wherein the first double filter element group comprises a second oil pipe, an oil spray hole, a first pipe joint, a first oil pipe, a first filter element, a second filter element and a housing, wherein an annular boss is fixedly provided inside the housing, a first filter element is fixedly sleeved inside the annular boss, a second filter element is rotatably sleeved outside the annular boss, a rotating mechanism for driving the second filter element to rotate is installed on the housing, a first oil pipe is sleeved through the housing, the first oil pipe is inserted into the first filter element, a mesh-arranged oil spray hole is provided on the side of the first oil pipe, and the housing is connected to the second oil pipe.

[0006] Preferably, the rotating mechanism comprises a rotating shaft and a motor, wherein the motor is mounted outside the housing, an output shaft of the motor passes through the housing and is connected to the rotating shaft, and the rotating shaft is fixed on the second filter element.

[0007] Preferably, the structures of the first double filter element group and the second double filter element group are exactly the same, the first oil pipe on the first double filter element group and the first oil pipe on the second double filter element group are connected by the same oil inlet branch pipe, and the oil inlet branch pipe is connected to the oil inlet pipe, and the second oil pipe on the first double filter element group and the second oil pipe on the second double filter element group are connected by the same oil outlet branch pipe, and the oil outlet branch pipe is connected to the oil outlet pipe.

[0008] Preferably, a first solenoid valve and a second solenoid valve are installed at both ends of the oil inlet branch pipe, respectively, and a fourth solenoid valve and a third solenoid valve are installed at both ends of the oil outlet branch pipe, respectively.

[0009] Preferably, the first oil pipe and the oil inlet branch pipe are connected via a first pipe joint, and the second oil pipe and the oil outlet branch pipe are connected via a second pipe joint.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. In the utility model, the oil to be filtered enters from the oil inlet pipe, and the oil can be introduced into the first double filter element group or the second double filter element group by switching between the first solenoid valve and the second solenoid valve, and discharged through the oil outlet pipe after filtering. The first double filter element group and the second double filter element group are used in a standby manner, and the switching between the first double filter element group and the second double filter element group ensures that the filtering connection is carried out;

[0012] 2. In the utility model, the oil to be filtered enters from the first oil pipe, and the oil is evenly sprayed on the first filter element through the mesh-arranged oil spray holes to achieve primary filtration. The oil after primary filtration enters the second filter element, and the rotating mechanism drives the second filter element to rotate to achieve centrifugal effect, thereby achieving secondary filtration of the oil on the second filter element. The oil after filtration is discharged through the second oil pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a double filter element oil purification device proposed by the utility model;

[0014] Figure 2 This is a structural schematic diagram of a first double filter element group of a double filter element oil purification device proposed by the utility model.

[0015] In the figure: 1 first double filter element group, 2 first solenoid valve, 3 oil inlet pipe, 4 oil inlet branch pipe, 5 second solenoid valve, 6 oil outlet pipe, 7 oil outlet branch pipe, 8 fourth solenoid valve, 9 third solenoid valve, 10 second double filter element group, 11 second oil pipe, 12 rotating shaft, 13 motor, 14 oil injection hole, 15 first pipe joint, 16 first oil pipe, 17 first filter element, 18 second filter element, 19 housing, 20 second pipe joint. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0017] Reference Figure 1 , Figure 2A double filter element oil purification device comprises a first double filter element group 1 and a second double filter element group 10. The structures of the first double filter element group 1 and the second double filter element group 10 are completely the same. The first double filter element group 1 and the second double filter element group 10 are used in a standby manner. By switching the first double filter element group 1 and the second double filter element group 10, the connection of filtering is ensured. The first double filter element group 1 comprises a second oil pipe 11, an oil injection hole 14, a first pipe joint 15, a first oil pipe 16, a first filter element 17, a second filter element 18, and a housing 19. An annular boss is fixed inside the housing 19. The first filter element 17 is fixedly sleeved inside the annular boss. The second filter element 18 is rotatably sleeved outside the annular boss. The housing 1 9 is installed with a rotating mechanism for driving the second filter element 18 to rotate, the shell 19 is sleeved with a first oil pipe 16, the first oil pipe 16 is inserted into the first filter element 17, the side of the first oil pipe 16 is provided with a mesh-arranged oil spray hole 14, the shell 19 is connected with the second oil pipe 11, the oil to be filtered enters from the first oil pipe 16, the oil is evenly sprayed on the first filter element 17 through the mesh-arranged oil spray hole 14 to achieve primary filtration, the oil after primary filtration enters the second filter element 18, the rotating mechanism drives the second filter element 18 to rotate, realizes the centrifugal effect, thereby realizing secondary filtration of the oil on the second filter element 18, and the oil after filtration is discharged through the second oil pipe 11.

[0018] Reference Figure 2 The rotating mechanism includes a rotating shaft 12 and a motor 13. The motor 13 is installed on the outside of the housing 19. The output shaft of the motor 13 passes through the housing 19 and is connected to the rotating shaft 12. The rotating shaft 12 is fixed on the second filter element 18. The motor 13 drives the rotating shaft 12 to rotate, and the rotating shaft 12 drives the second filter element 18 to rotate.

[0019] Reference Figure 1 The first oil pipe 16 on the first double filter element group 1 and the first oil pipe 16 on the second double filter element group 10 are connected to the same oil inlet branch pipe 4, and the oil inlet branch pipe 4 is connected to the oil inlet pipe 3. The second oil pipe 11 on the first double filter element group 1 and the second oil pipe 11 on the second double filter element group 10 are connected to the same oil outlet branch pipe 7, and the oil outlet branch pipe 7 is connected to the oil outlet pipe 6. The first solenoid valve 2 and the second solenoid valve 5 are respectively installed at both ends of the oil inlet branch pipe 4, and the fourth solenoid valve 8 is respectively installed at both ends of the oil outlet branch pipe 7. and the third solenoid valve 9, the first oil pipe 16 and the oil inlet branch pipe 4 are connected by the first pipe joint 15, the second oil pipe 11 and the oil outlet branch pipe 7 are connected by the second pipe joint 20, the oil to be filtered enters from the oil inlet pipe 3, and the oil can be introduced into the first double filter element group 1 or the second double filter element group 10 by switching between the first solenoid valve 2 and the second solenoid valve 5 (the first solenoid valve 2 and the third solenoid valve 9 are opened and closed synchronously, and the second solenoid valve 5 and the fourth solenoid valve 8 are opened and closed synchronously), and is discharged through the oil outlet pipe 6 after filtering is completed.

[0020] Working principle: When in use, the oil to be filtered enters from the oil inlet pipe 3, and the oil can be introduced into the first double filter element group 1 or the second double filter element group 10 by switching between the first solenoid valve 2 and the second solenoid valve 5 (the first solenoid valve 2 and the third solenoid valve 9 are opened and closed synchronously, and the second solenoid valve 5 and the fourth solenoid valve 8 are opened and closed synchronously). After the filtration is completed, it is discharged through the oil outlet pipe 6. The first double filter element group 1 and the second double filter element group 10 are used in a backup mode. By switching the first double filter element group 1 and the second double filter element group 10, the connection of the filtration is guaranteed. The oil to be filtered enters from the first oil pipe 16, and the oil is evenly sprayed on the first filter element 17 through the mesh-arranged oil spray holes 14 to achieve primary filtration. The oil after the primary filtration enters the second filter element 18, and the rotating mechanism drives the second filter element 18 to rotate to achieve centrifugal action, thereby achieving secondary filtration of the oil on the second filter element 18. The oil after filtration is discharged through the second oil pipe 11.

[0021] The operating principle of the rotating mechanism is: the motor 13 drives the rotating shaft 12 to rotate, and the rotating shaft 12 drives the second filter element 18 to rotate.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A double filter element oil purification device, comprising a first double filter element group (1) and a second double filter element group (10), characterized in that: The first double filter element group (1) comprises a second oil pipe (11), an oil injection hole (14), a first pipe joint (15), a first oil pipe (16), a first filter element (17), a second filter element (18), and a shell (19). An annular boss is fixed inside the shell (19). The first filter element (17) is fixedly sleeved inside the annular boss. The second filter element (18) is rotatably sleeved outside the annular boss. A rotating mechanism for driving the second filter element (18) to rotate is installed on the shell (19). The first oil pipe (16) is sleeved through the shell (19). The first oil pipe (16) is inserted into the first filter element (17). The side of the first oil pipe (16) is provided with oil injection holes (14) arranged in a mesh shape. The shell (19) is connected to the second oil pipe (11).

2. A double filter element oil purification device according to claim 1, characterized in that: The rotating mechanism comprises a rotating shaft (12) and a motor (13); the motor (13) is mounted outside a housing (19); an output shaft of the motor (13) passes through the housing (19) and is connected to the rotating shaft (12); and the rotating shaft (12) is fixed on a second filter element (18).

3. A double filter element oil purification device according to claim 2, characterized in that: The structures of the first double filter element group (1) and the second double filter element group (10) are completely the same; the first oil pipe (16) on the first double filter element group (1) and the first oil pipe (16) on the second double filter element group (10) are connected to a same oil inlet branch pipe (4); the oil inlet branch pipe (4) is connected to an oil inlet pipe (3); the second oil pipe (11) on the first double filter element group (1) and the second oil pipe (11) on the second double filter element group (10) are connected to a same oil outlet branch pipe (7); the oil outlet branch pipe (7) is connected to an oil outlet pipe (6).

4. A double filter element oil purification device according to claim 3, characterized in that: The two ends of the oil inlet branch pipe (4) are respectively installed with a first solenoid valve (2) and a second solenoid valve (5), and the two ends of the oil outlet branch pipe (7) are respectively installed with a fourth solenoid valve (8) and a third solenoid valve (9).

5. A double filter element oil purification device according to claim 1, characterized in that: The first oil pipe (16) and the oil inlet branch pipe (4) are connected via a first pipe joint (15), and the second oil pipe (11) and the oil outlet branch pipe (7) are connected via a second pipe joint (20).

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