CN221322956U - Integrated oil filtering device - Google Patents
Integrated oil filtering device Download PDFInfo
- Publication number
- CN221322956U CN221322956U CN202420400493.7U CN202420400493U CN221322956U CN 221322956 U CN221322956 U CN 221322956U CN 202420400493 U CN202420400493 U CN 202420400493U CN 221322956 U CN221322956 U CN 221322956U
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- CN
- China
- Prior art keywords
- oil
- pressure
- communicated
- filter element
- pressure oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001914 filtration Methods 0.000 title claims abstract description 22
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 89
- 230000003749 cleanliness Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to an integrated oil filtering device, which belongs to the technical field of hydraulic control and mainly solves the problems of large volume and high cost of an oil filtering mechanism in the prior art; including high-pressure filter core, oil filter body and blanking cover, its characteristics are: the oil filtering body is provided with a filter element accommodating cavity, a high-pressure oil inlet, an oil return channel outlet, an oil return channel inlet, a high-pressure oil channel interface and a body pressure oil channel, the side wall of the filter element accommodating cavity is provided with the high-pressure oil inlet, and the bottom of the filter element accommodating cavity is provided with a spring pit; one end of the oil return channel is communicated with an oil return channel outlet, the other end of the oil return channel is communicated with an oil return channel inlet, the high-pressure filter element and the filter element spring are positioned in the filter element accommodating cavity, the blanking cover is fixedly connected with the oil filtering body, the blanking cover is provided with a main oil way interface, a filtered oil outlet and a blanking cover pressure oil duct, the filtered oil outlet is communicated with the blanking cover pressure oil duct, and the high-pressure oil channel interface is communicated with a high-pressure oil opening of the proportional overflow valve; the inlet of the oil return channel is communicated with the oil return port of the proportional overflow valve.
Description
Technical Field
The utility model belongs to the technical field of hydraulic control, and particularly relates to an integrated oil filtering device.
Background
The proportional overflow valve equipped with the hydraulic system produced by the company has higher requirements on the cleanliness of hydraulic oil, and the low cleanliness of the hydraulic oil can affect the normal operation of the proportional overflow valve, and the system in the prior art is equipped with a special high-pressure oil filter, so that the oil filter has large volume, high cost and large installation space.
Disclosure of Invention
The utility model provides an integrated oil filtering device for solving the existing problems.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
The integrated oil filtering device comprises a high-pressure filter element, an oil filtering body and a blocking cover, and is characterized in that: the oil filtering body is provided with a filter element accommodating cavity, a high-pressure oil inlet, an oil return channel outlet, an oil return channel inlet, a high-pressure oil channel interface and a body pressure oil channel, the side wall of the filter element accommodating cavity is provided with the high-pressure oil inlet, and the bottom of the filter element accommodating cavity is provided with a spring pit; one end of the oil return channel is communicated with the oil return channel outlet, and the other end of the oil return channel is communicated with the oil return channel inlet; one end of the body pressure oil duct is communicated with the high-pressure oil duct interface, and the other end of the body pressure oil duct is communicated with the blanking cover pressure oil duct;
The high-pressure filter core is positioned in the filter core accommodating cavity, one end of a filter core spring positioned in the filter core accommodating cavity is propped in the spring pit, and the other end of the filter core spring is propped against the high-pressure filter core;
The oil outlet after filtering is communicated with the pressure oil passage of the plug cover, one end of the pressure oil passage of the plug cover is communicated with the main oil passage interface, and the other end of the pressure oil passage of the plug cover is communicated with the pressure oil passage of the body;
The high-pressure oil channel interface is communicated with a high-pressure oil port of the proportional overflow valve; and the inlet of the oil return channel is communicated with an oil return port of the proportional overflow valve.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model adopts the oil filtering body, the blocking cover and the high-pressure filter element, reduces the installation space, reduces the product cost and ensures the stable and normal operation of the proportional overflow valve.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of the oil filter body in the structure of fig. 1.
Wherein: 1-an oil filtering body; 1-1, a filter element accommodating cavity; 1-11-spring pits; 1-2-high pressure oil inlet; 1-3-an oil return duct outlet; 1-4-oil return duct; 1-5, an inlet of an oil return channel; 1-6, a high-pressure oil channel interface; 1-7 parts of a body pressure oil duct; 2-plugging cover; 2-1, a main oil way interface; 2-2, filtering and then discharging oil; 2-3-plugging the pressure oil duct; 3-a filter element spring; 4-a high-pressure filter element; 5-a proportional overflow valve.
Detailed Description
As shown in fig. 1, the integrated oil filtering device comprises a high-pressure filter core 4, an oil filtering body 1 and a blocking cover 2, and is characterized in that: the oil filtering body 1 is provided with a filter element accommodating cavity 1-1, a high-pressure oil inlet 1-2, an oil return duct outlet 1-3, an oil return duct 1-4, an oil return duct inlet 1-5, a high-pressure oil duct interface 1-6 and a body pressure oil duct 1-7, the side wall of the filter element accommodating cavity 1-1 is provided with the high-pressure oil inlet 1-2, and the bottom of the filter element accommodating cavity 1-1 is provided with a spring pit 1-11; one end of the oil return channel 1-4 is communicated with the oil return channel outlet 1-3, and the other end of the oil return channel is communicated with the oil return channel inlet 1-5; one end of the body pressure oil duct 1-7 is communicated with the high-pressure oil duct interface 1-6, and the other end is communicated with the blanking cover pressure oil duct 2-3;
the high-pressure filter core 4 is positioned in the filter element accommodating cavity 1-1, one end of a filter element spring 3 positioned in the filter element accommodating cavity 1-1 is propped in the spring pit 1-11, and the other end is propped against the high-pressure filter core 4;
The plug cover 2 is fixedly connected with the oil filtering body 1, the plug cover 2 is provided with a main oil way interface 2-1, a filtered oil outlet 2-2 and a plug cover pressure oil duct 2-3, the filtered oil outlet 2-2 is communicated with the plug cover pressure oil duct 2-3, one end of the plug cover pressure oil duct 2-3 is communicated with the main oil way interface 2-1, and the other end of the plug cover pressure oil duct is communicated with the body pressure oil duct 1-7;
The high-pressure oil channel interfaces 1-6 are communicated with a high-pressure oil port of the proportional overflow valve 5; the oil return channel inlets 1-5 are communicated with an oil return port of the proportional overflow valve 5.
Working process and principle:
when the oil tank works, oil in the oil tank enters the filter element accommodating cavity 1-1 through the high-pressure oil inlet 1-2 after being pressurized by the oil pump, flows out of the filtered oil outlet 2-2 after being filtered by the high-pressure filter element 4, and is converged into the plugging pressure oil duct 2-3 and the body pressure oil duct 1-7, one end of the oil tank is communicated with a system oil way through the main oil way interface 2-1, the other end of the oil tank enters the high-pressure oil port of the proportional overflow valve 5 through the high-pressure oil way interface 1-6, and the pressure of the main oil way is controlled through the proportional electromagnetic valve on the proportional overflow valve 5.
Claims (1)
1. The integrated oil filtering device comprises a high-pressure filter element (4), an oil filtering body (1) and a blocking cover (2), and is characterized in that: the oil filtering body (1) is provided with a filter element accommodating cavity (1-1), a high-pressure oil inlet (1-2), an oil return channel outlet (1-3), an oil return channel (1-4), an oil return channel inlet (1-5), a high-pressure oil channel interface (1-6) and a body pressure oil channel (1-7), the side wall of the filter element accommodating cavity (1-1) is provided with the high-pressure oil inlet (1-2), and the bottom of the filter element accommodating cavity (1-1) is provided with a spring pit (1-11); one end of the oil return channel (1-4) is communicated with the oil return channel outlet (1-3), and the other end of the oil return channel is communicated with the oil return channel inlet (1-5); one end of the body pressure oil duct (1-7) is communicated with the high-pressure oil duct interface (1-6), and the other end of the body pressure oil duct is communicated with the blanking cover pressure oil duct (2-3);
The high-pressure filter element (4) is positioned in the filter element accommodating cavity (1-1), one end of a filter element spring (3) positioned in the filter element accommodating cavity (1-1) is propped in the spring pit (1-11), and the other end is propped against the high-pressure filter element (4);
The oil filter comprises an oil filter body (1), a plug cover (2), a plug cover pressure oil duct (2-3) and a plug cover, wherein the plug cover (2) is fixedly connected with the oil filter body (1), the plug cover (2) is provided with a main oil way interface (2-1), a filtered oil outlet (2-2) and the plug cover pressure oil duct (2-3), the filtered oil outlet (2-2) is communicated with the plug cover pressure oil duct (2-3), one end of the plug cover pressure oil duct (2-3) is communicated with the main oil way interface (2-1), and the other end of the plug cover pressure oil duct is communicated with the body pressure oil duct (1-7);
The high-pressure oil channel interface (1-6) is communicated with a high-pressure oil port of the proportional overflow valve (5); the oil return channel inlets (1-5) are communicated with an oil return port of the proportional overflow valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420400493.7U CN221322956U (en) | 2024-03-02 | 2024-03-02 | Integrated oil filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420400493.7U CN221322956U (en) | 2024-03-02 | 2024-03-02 | Integrated oil filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221322956U true CN221322956U (en) | 2024-07-12 |
Family
ID=91793951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420400493.7U Active CN221322956U (en) | 2024-03-02 | 2024-03-02 | Integrated oil filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221322956U (en) |
-
2024
- 2024-03-02 CN CN202420400493.7U patent/CN221322956U/en active Active
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