CN219452597U - Hydraulic oil filtering device of coal mill - Google Patents
Hydraulic oil filtering device of coal mill Download PDFInfo
- Publication number
- CN219452597U CN219452597U CN202320354660.4U CN202320354660U CN219452597U CN 219452597 U CN219452597 U CN 219452597U CN 202320354660 U CN202320354660 U CN 202320354660U CN 219452597 U CN219452597 U CN 219452597U
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- Prior art keywords
- filter
- hydraulic oil
- separation net
- filter vat
- coal mill
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- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 63
- 239000003245 coal Substances 0.000 title claims abstract description 43
- 238000001914 filtration Methods 0.000 title claims abstract description 42
- 238000000926 separation method Methods 0.000 claims abstract description 64
- 239000003921 oil Substances 0.000 claims abstract description 47
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 21
- 230000000694 effects Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The application provides a coal pulverizer hydraulic oil filter equipment, include: the device comprises a first filter vat, a second filter vat, a bottom frame, a connecting pipe, a first separation net, a first centrifugal tube filter, a second separation net and a second centrifugal tube filter; be provided with first filter vat and second filter vat on the chassis, connecting pipe one end with first filter vat bottom is connected, the connecting pipe other end with the second filter vat top is connected. According to the utility model, the oil inlet pipeline on the first filter barrel is connected with the oil outlet pipeline of the hydraulic oil station of the coal mill, hydraulic oil discharged by the coal mill can pass through the first separation net, the first centrifugal tube filter, the second filter barrel, the second separation net and the second centrifugal tube filter inside the first filter barrel, and is fed into the oil inlet pipeline of the hydraulic oil station of the coal mill through the oil outlet pipeline after being filtered, so that the hydraulic oil is filtered more thoroughly, and the autonomous online filtration can be realized.
Description
Technical Field
The application belongs to the technical field of hydraulic oil filtering equipment, and particularly relates to a hydraulic oil filtering device of a coal mill.
Background
The hydraulic oil in the coal pulverizer use can cause the particulate contamination to exceed standard in the oil because of inside and outside reason, and the change of oil temperature still can cause trace water separation in the oil, causes the oil to emulsify, and original need shut down when straining oil carries out manual filtration oil, causes time waste and cost of labor too high, and most hydraulic oil filter equipment adopts single filter core, filters incompletely, and current hydraulic oil filter equipment is independent machinery, can not be connected with the hydraulic oil station, can not realize independently filtering.
Disclosure of Invention
Therefore, the technical problem that this application was to solve lies in providing a coal pulverizer hydraulic oil filter equipment, through the oil feed pipeline connection coal pulverizer hydraulic oil station oil outlet pipe on with first filter vat, coal pulverizer exhaust hydraulic oil can be through the inside first separation net of first filter vat, first centrifugal tubular filter and second filter vat and inside second separation net and second centrifugal tubular filter accomplish the back through oil outlet pipeline feeding into coal pulverizer hydraulic oil station oil feed pipeline, thereby realize hydraulic oil filtration, it is more thorough to filter, can realize independently online filtration.
In order to solve the above-mentioned problem, this application provides a coal pulverizer hydraulic oil filter equipment, include: the device comprises a first filter vat, a second filter vat, a bottom frame, a connecting pipe, a first separation net, a first centrifugal tube filter, a second separation net and a second centrifugal tube filter;
the underframe is provided with a first filter vat and a second filter vat, one end of the connecting pipe is connected with the bottom of the first filter vat, and the other end of the connecting pipe is connected with the top of the second filter vat;
the first separation net is arranged in the first filter vat, the first centrifugal tube filter is arranged in the first filter vat, and the first centrifugal tube filter is positioned below the first separation net;
the second separation net is arranged in the second filter vat, the second centrifugal tube filter is arranged in the second filter vat, and the second centrifugal tube filter is positioned below the second separation net;
the first separation mesh aperture is larger than the second separation mesh aperture.
Optionally, the first separation net and the second separation net are both radial separation nets.
Optionally, the first separation net and the second separation net have magnetism.
Optionally, an oil inlet pipeline is arranged on one side of the first filter vat close to the top, and an oil outlet pipeline is arranged on one side of the second filter vat close to the bottom.
Optionally, the oil inlet pipeline and the oil outlet pipeline are both provided with pressure valves.
Optionally, the first filter vat top is provided with first flange, the second filter vat top is provided with the second flange.
Optionally, a first connecting piece is arranged between the first filter vat and the first flange, and a second connecting piece is arranged between the second filter vat and the second flange.
Optionally, the first connecting piece and the second connecting piece are bolts.
Optionally, a first gasket is disposed between the first filter vat and the first flange, and a second gasket is disposed between the second filter vat and the second flange.
Optionally, the first gasket and the second gasket are metal graphite wound gaskets.
Advantageous effects
According to the hydraulic oil filtering device for the coal mill, provided by the embodiment of the utility model, the oil inlet pipeline on the first filtering barrel is connected with the oil outlet pipeline of the hydraulic oil station of the coal mill, hydraulic oil discharged by the coal mill can be fed into the oil inlet pipeline of the hydraulic oil station of the coal mill through the oil outlet pipeline after being filtered through the first separation net, the first centrifugal tube filter, the second filtering barrel, the second separation net and the second centrifugal tube filter, so that the hydraulic oil is filtered more thoroughly, and the autonomous online filtration can be realized.
Drawings
FIG. 1 is a block diagram of a hydraulic oil filter device of a coal mill according to the present application;
FIG. 2 is a cross-sectional view of a hydraulic oil filter assembly of a coal pulverizer in accordance with the present disclosure;
fig. 3 is a side view structural diagram of a hydraulic oil filter device of a coal mill.
The reference numerals are expressed as:
1. a first filter vat; 2. a second filter vat; 3. a chassis; 4. a connecting pipe; 5. a first separation net; 6. a first centrifugal tube filter; 7. a second separation net; 8. a second centrifugal tube filter; 9. an oil inlet pipeline; 10. an oil outlet pipeline; 11. a pressure valve; 12. a first flange; 13. a second flange; 14. a first connector; 15. a second connector; 16. a first gasket; 17. and a second gasket.
Detailed Description
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-3 in combination, this embodiment provides a hydraulic oil filtering device for a coal mill, including: a first filter vat 1, a second filter vat 2, a bottom frame 3, a connecting pipe 4, a first separation net 5, a first centrifugal tube filter 6, a second separation net 7 and a second centrifugal tube filter 8; the underframe 3 is provided with a first filter vat 1 and a second filter vat 2, one end of the connecting pipe 4 is connected with the bottom of the first filter vat 1, and the other end of the connecting pipe 4 is connected with the top of the second filter vat 2; the first separation net 5 is arranged in the first filter vat 1, the first centrifugal tubular filter 6 is arranged in the first filter vat 1, and the first centrifugal tubular filter 6 is positioned below the first separation net 5; the second separation net 7 is arranged in the second filter vat 2, the second centrifugal tubular filter 8 is arranged in the second filter vat 2, and the second centrifugal tubular filter 8 is positioned below the second separation net 7; the first separation net 5 has a larger pore size than the second separation net 7. Through connect the oil pipe way 9 that advances oil pipe way on the first filter vat 1 with coal pulverizer hydraulic oil station oil outlet pipe, coal pulverizer exhaust hydraulic oil can be through first separation net 5, first centrifugal tubular filter 6 and second filter vat 2 inside and inside second separation net 7 and second centrifugal tubular filter 8 filtration accomplish the back through the oil pipe way 10 and give into coal pulverizer hydraulic oil station oil inlet pipe way 9 to realize hydraulic oil filtration, it is more thorough to filter, can realize independently online filtration.
Specifically, install first filter vat 1 and second filter vat 2 side by side on the chassis 3, chassis 3 is used for supporting first filter vat 1 and second filter vat 2, coal pulverizer hydraulic oil outlet pipeline 10 is directly connected with first filter vat 1, carry out the first filtration to hydraulic oil through first separation net 5 and first centrifugal tubular filter 6, the hydraulic oil that filters finishes carries out the second filtration to hydraulic oil through connecting pipe 4 in second filter vat 2, carry out the second filtration to hydraulic oil through second separation net 7 and second centrifugal tubular filter 8, the oil inlet pipeline 9 of coal pulverizer is fed into through the hydraulic oil that second filter vat 2 filters again, impurity filtration in the hydraulic oil is more thorough through the twice filtration, can realize the independent online filtration to the coal pulverizer hydraulic oil, it is more convenient to filter. The aperture of the filtration pore of first separation net 5 is greater than the aperture of the filtration pore of second separation net 7, consequently first separation net 5 can realize filtering big granule impurity, the hydraulic oil that passes through again is filtered to first centrifugal tubular filter 6, the hydraulic oil that filters is passed into on the second separation net 7, realize filtering the hydraulic oil of granule, the hydraulic oil that enters into again second centrifugal tubular filter 8 and filters once more, can effectively improve the filter effect, need not to shut down in the filtration process and carry out manual filtration, improve the result of use of coal pulverizer.
The first separation net 5 and the second separation net 7 are both radial separation nets.
The first separation net 5 and the second separation net 7 are both magnetic.
Specifically, the first separation net 5 and the second separation net 7 are both radial separation nets and have magnetism, so that metal particles in hydraulic oil can be adsorbed and filtered, and the filtering effect is improved.
An oil inlet pipeline 9 is arranged on one side of the first filter vat 1 close to the top, and an oil outlet pipeline 10 is arranged on one side of the second filter vat 2 close to the bottom.
The oil inlet pipeline 9 and the oil outlet pipeline 10 are both provided with pressure valves 11.
Specifically, the oil inlet pipeline 9 is installed at the position, close to the top, on one side of the first filter vat 1, so that after the oil outlet pipeline 9 of the coal mill is connected with the oil inlet pipeline 9 on the first filter vat 1, hydraulic oil in the coal mill can directly enter the first separation net 5, the hydraulic oil is filtered through the first separation net 5 and then enters the first centrifugal tube filter 6 to filter the hydraulic oil, the filtered hydraulic oil is fed into the second filter vat 2 through the connecting pipe 4 and then enters the second centrifugal tube filter 8 to filter the hydraulic oil again after being filtered through the second separation net 7, and the filtered hydraulic oil is fed into the oil inlet pipeline of the coal mill through the oil outlet pipeline 10, close to the bottom, on one side of the second filter vat 2 to filter the hydraulic oil of the coal mill, so that the hydraulic oil of the coal mill is independently filtered on line.
Specifically, all install pressure valve 11 on advance oil pipe way 9 and the play oil pipe way 10, can carry out real-time supervision to advance oil pipe way 9 and the inside pressure of play oil pipe way 10 through the setting of pressure valve 11, improve the security that first filter vat 1 and second filter vat 2 used.
The top of the first filter vat 1 is provided with a first flange 12, and the top of the second filter vat 2 is provided with a second flange 13.
A first connecting piece 14 is arranged between the first filter vat 1 and the first flange 12, and a second connecting piece 15 is arranged between the second filter vat 2 and the second flange 13.
The first connecting piece 14 and the second connecting piece 15 are all bolts.
Specifically, install first flange 12 through a plurality of first connecting pieces 14 at first filter vat 1 top, install second flange 13 through a plurality of second connecting pieces 15 at second filter vat 2 top, through first flange 12 and first filter vat 1 demountable installation and second flange 13 and second filter vat 2 demountable installation, the convenience overhauls and changes first filter vat 1 and second filter vat 2 internal part.
A first gasket 16 is arranged between the first filter vat 1 and the first flange 12, and a second gasket 17 is arranged between the second filter vat 2 and the second flange 13.
The first gasket 16 and the second gasket 17 are metal graphite wound gaskets.
Specifically, install first gasket 16 between first filter vat 1 and the first flange 12, install second gasket 17 between second filter vat 2 and the second flange 13, first gasket 16 and second gasket 17 are metal graphite winding gasket, can effectively improve the leakproofness between first filter vat 1 and first flange 12 and second filter vat 2 and the second flange 13, improve sealed effect.
It will be readily appreciated by those skilled in the art that the above advantageous ways can be freely combined and superimposed without conflict.
The foregoing description of the preferred embodiment of the present utility model is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model. The foregoing is merely a preferred embodiment of the present application and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principles of the present application, and these modifications and variations should also be regarded as the scope of the present application.
Claims (10)
1. A coal pulverizer hydraulic oil filter equipment, characterized in that includes: the device comprises a first filter vat (1), a second filter vat (2), a bottom frame (3), a connecting pipe (4), a first separation net (5), a first centrifugal tubular filter (6), a second separation net (7) and a second centrifugal tubular filter (8);
the filter comprises a bottom frame (3), a first filter vat (1) and a second filter vat (2) are arranged on the bottom frame (3), one end of a connecting pipe (4) is connected with the bottom of the first filter vat (1), and the other end of the connecting pipe (4) is connected with the top of the second filter vat (2);
the first separation net (5) is arranged in the first filter vat (1), the first centrifugal tubular filter (6) is arranged in the first filter vat (1), and the first centrifugal tubular filter (6) is positioned below the first separation net (5);
the second separation net (7) is arranged in the second filter vat (2), the second centrifugal tubular filter (8) is arranged in the second filter vat (2), and the second centrifugal tubular filter (8) is positioned below the second separation net (7);
the pore diameter of the first separation net (5) is larger than that of the second separation net (7).
2. The coal mill hydraulic oil filtering device according to claim 1, characterized in that the first separation net (5) and the second separation net (7) are both radial separation nets.
3. The hydraulic oil filter device of a coal mill according to claim 2, characterized in that the first separation net (5) and the second separation net (7) are magnetic.
4. The hydraulic oil filtering device of the coal mill according to claim 3, wherein an oil inlet pipeline (9) is arranged on one side of the first filtering barrel (1) close to the top, and an oil outlet pipeline (10) is arranged on one side of the second filtering barrel (2) close to the bottom.
5. The hydraulic oil filtering device of the coal mill according to claim 4, wherein the oil inlet pipeline (9) and the oil outlet pipeline (10) are provided with pressure valves (11).
6. The hydraulic oil filtering device of the coal mill according to claim 4, wherein a first flange (12) is arranged at the top of the first filtering barrel (1), and a second flange (13) is arranged at the top of the second filtering barrel (2).
7. The hydraulic oil filtering device of the coal mill according to claim 6, characterized in that a first connecting piece (14) is arranged between the first filtering barrel (1) and the first flange (12), and a second connecting piece (15) is arranged between the second filtering barrel (2) and the second flange (13).
8. The coal pulverizer hydraulic oil filter device of claim 7, wherein the first connector (14) and the second connector (15) are both bolts.
9. The hydraulic oil filtering device of the coal mill according to claim 8, characterized in that a first gasket (16) is arranged between the first filter vat (1) and the first flange (12), and a second gasket (17) is arranged between the second filter vat (2) and the second flange (13).
10. The coal mill hydraulic oil filter device according to claim 9, characterized in that the first gasket (16) and the second gasket (17) are metal graphite wound gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354660.4U CN219452597U (en) | 2023-02-28 | 2023-02-28 | Hydraulic oil filtering device of coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354660.4U CN219452597U (en) | 2023-02-28 | 2023-02-28 | Hydraulic oil filtering device of coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219452597U true CN219452597U (en) | 2023-08-01 |
Family
ID=87387451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320354660.4U Active CN219452597U (en) | 2023-02-28 | 2023-02-28 | Hydraulic oil filtering device of coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219452597U (en) |
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2023
- 2023-02-28 CN CN202320354660.4U patent/CN219452597U/en active Active
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