CN220416189U - Megawatt filtering valve group - Google Patents
Megawatt filtering valve group Download PDFInfo
- Publication number
- CN220416189U CN220416189U CN202321773756.0U CN202321773756U CN220416189U CN 220416189 U CN220416189 U CN 220416189U CN 202321773756 U CN202321773756 U CN 202321773756U CN 220416189 U CN220416189 U CN 220416189U
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- China
- Prior art keywords
- oil inlet
- filter
- oil
- cylinder
- valve block
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- 238000001914 filtration Methods 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 83
- 238000005461 lubrication Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Abstract
The utility model discloses a large megawatt filter valve group, which comprises a valve block and at least two filter element seats, wherein the filter element seats are fixed on the top surface of the valve block through a plurality of first screws, each filter element seat is provided with a cylinder, a check valve is arranged at the joint of the bottom of the cylinder and the top surface of the valve block, a filter element is arranged in the cylinder, a differential pressure transmitter and a pressure sensor are arranged on the cylinder, the top end of the cylinder is connected with a filter cover through a plurality of second screws, and the side surface or the bottom surface of the valve block is provided with an oil inlet and an oil outlet; the oil inlet is communicated with each cylinder through an oil inlet pipeline and is used for inputting oil to be filtered to each cylinder; the oil outlet is communicated with each cylinder body through an oil outlet pipeline and is used for outputting oil liquid after the filtering treatment of each cylinder body. The utility model can realize miniaturization of the filter valve group; the sealing performance is good, and the working reliability is high.
Description
Technical Field
The utility model relates to the field of machinery, in particular to a large megawatt filter valve group.
Background
With the development of the market, a filter valve block assembly of the wind power generation gear box lubrication system plays a role in filtering lubricating oil in the gear box, and is a key component in the gear box lubrication system.
At present, the lubrication system of the large megawatt gear box in the market basically adopts a modularized design, original parts are utilized for parallel combination, and as the parts are not improved, the inlet and outlet of a filter are required to be connected in parallel by adopting valve blocks and other modes during combination, after the parallel connection, the volume of the assembly is increased, the interfaces are increased, the cost is necessarily increased greatly by adopting the method, and the oil leakage risk is also increased. The large megawatt-level generator set is compact in space design for reducing cost, so that the lubricating system is narrow in installation position and difficult to arrange.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a large megawatt filter valve group which can realize miniaturization of the filter valve group; the sealing performance is good, and the working reliability is high.
The technical scheme adopted by the utility model is as follows:
the large megawatt filter valve group comprises a valve block and at least two filter element seats, wherein the filter element seats are fixed on the top surface of the valve block through a plurality of first screws, each filter element seat is provided with a cylinder, a check valve is arranged at the joint of the bottom of each cylinder and the top surface of the valve block, a filter element is arranged in each cylinder, a differential pressure transmitter and a pressure sensor are arranged on each cylinder, the top end of each cylinder is connected with a filter cover through a plurality of second screws, and the side surface or the bottom surface of each valve block is provided with an oil inlet and an oil outlet; the oil inlet is communicated with each cylinder through an oil inlet pipeline and is used for inputting oil to be filtered to each cylinder; the oil outlet is communicated with each cylinder body through an oil outlet pipeline and is used for outputting oil liquid after the filtering treatment of each cylinder body.
Preferably, the number of the filter core seats is two, and the two filter core seats are circular rings with equal size and dimension.
Preferably, the filter core seat is fixed on the top surface of the valve block with a cuboid structure through eight first screws, and the eight first screws are uniformly distributed along the circumferential edge of the filter core seat.
Preferably, the cross section shape of the cylinder body is consistent with the shape of the filter core seat, and the size and the dimension are matched.
Preferably, the top end of the cylinder is connected with the filter cover through eight second screws, and the eight second screws are uniformly distributed along the edge of the filter cover.
Preferably, the oil inlet comprises an oil inlet A, an oil inlet B and an oil inlet C, wherein the oil inlet A and the oil inlet B are arranged on the front side surface of the valve block and are adjacently arranged; the oil inlet C is arranged on the bottom surface of the valve block; the oil inlet A and the oil inlet B are communicated with the oil inlet C after being communicated through an oil inlet pipeline, and then are communicated with the two cylinders.
Preferably, the oil outlet comprises an oil outlet D and an oil outlet E, and the oil outlet D and the oil outlet E are respectively arranged on the left side surface and the right side surface of the valve block; the oil outlet D and the oil outlet E are communicated with each other through an oil outlet pipeline, and then are communicated with the two cylinders.
Preferably, the valve block is provided with an overflow port, and the overflow port is arranged on the left side surface or the right side surface of the valve block; one end of the overflow port is respectively communicated with the oil inlet A and the oil inlet B through pipelines, and the other end of the overflow port is communicated with the outside of the valve block through pipelines.
Preferably, the filter cover is provided with a pressure measuring joint.
The utility model has the beneficial effects that: the utility model can integrate a plurality of filter cartridges and various pipeline connectors into one valve block, so that the whole filter valve group has compact structure, small occupied area and convenient assembly and maintenance; meanwhile, the sealing performance between the filter core seat and the valve block and between the cylinder body and the filter cover is optimized, the cylinder body weighting part is further protected, and the working reliability is high.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a left side view of FIG. 1;
FIG. 5 is a right side view of FIG. 1;
1, a valve block; 2. a check valve; 3. a filter element seat; 4. a filter element; 5. a cylinder; 6. a filter cover; 7. a pressure measuring joint; 8. a first screw; 81. a second screw; 9. a differential pressure transmitter; 10. a pressure sensor; 11. an overflow port; 12. an oil inlet A; 13. an oil inlet B; 14. an oil inlet C; 15. an oil outlet D; 16. and an oil outlet E.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-5, the large megawatt filter valve group of the utility model comprises a valve block 1 and at least two filter element seats 3, and preferably, the number of the filter element seats 3 is two, and the two filter element seats 3 are circular rings with equal sizes; the filter core seat 3 is fixed on the top surface of the valve block 1 through eight first screws 8, and the eight first screws 8 are uniformly distributed along the circumferential edge of the filter core seat 3 and are used for tightly fixing the filter core seat 3 on the top surface of the valve block 1. A cylinder body 5 is arranged on each filter element seat 3, a check valve 2 is arranged at the joint of the bottom of the cylinder body 5 and the top surface of the valve block 1, and a filter element 4 is arranged in the cylinder body 5 and used for filtering oil; the cylinder 5 is provided with a differential pressure transmitter 9 and a pressure sensor 10, the differential pressure transmitter 9 is used for monitoring the working condition of the filter element 4, and the pressure sensor 10 is used for detecting the oil inlet pressure and the oil outlet pressure of the valve block 1.
The top end of the cylinder 5 is connected with the filter cover 6 through eight second screws 81, and the eight second screws 81 are uniformly distributed along the edge of the filter cover 6, so that the filter element 4 in the cylinder 5 is sealed and fixed, and oil is prevented from leaking out of the cylinder 5. The side surface or the bottom surface of the valve block 1 is provided with an oil inlet and an oil outlet; the oil inlet is communicated with each cylinder 5 through an oil inlet pipeline and is used for inputting oil to be filtered to each cylinder 5; the oil outlet is communicated with each cylinder 5 through an oil outlet pipeline and is used for outputting oil liquid after the filtering treatment of each cylinder 5.
The cross section of the cylinder body 5 is consistent with the shape of the filter element seat 3, and the size and the dimension are matched, so that the installation position of the cylinder body 5 and the filter element seat 3 is more compact and firm.
The oil inlet comprises an oil inlet A12, an oil inlet B13 and an oil inlet C14, wherein the oil inlet A12 and the oil inlet B13 are arranged on the front side surface of the valve block 1 and are adjacently arranged; the oil inlet C14 is arranged on the bottom surface of the valve block 1; the oil inlet A12 and the oil inlet B13 are communicated with the oil inlet C14 after being communicated through an oil inlet pipeline, and are further communicated with the two cylinders 5.
The oil outlet comprises an oil outlet D15 and an oil outlet E16, wherein the oil outlet D15 and the oil outlet E16 are respectively arranged on the left side surface and the right side surface of the valve block 1; the oil outlet D15 and the oil outlet E16 are communicated with each other through an oil outlet pipeline and then are communicated with the two cylinders 5.
The valve block 1 is provided with an overflow port 11, and the overflow port 11 is arranged on the left side surface or the right side surface of the valve block 1; one end of the overflow port 11 is respectively communicated with the oil inlet A12 and the oil inlet B13 through pipelines, and the other end of the overflow port is communicated with the outside of the valve block 1 through pipelines; the overflow port 11 is provided with an overflow valve which plays a role in stabilizing pressure and overflowing, when the pressure of oil in a pipeline exceeds a limit, the oil entering the pipeline from the oil inlet A12 and the oil inlet B13 overflows into the pipeline at the overflow port 11, pressure is applied to the overflow valve, the overflow valve is opened, and the oil finally flows out to the outside of the valve block 1 through the overflow port 11, so that elements in the pipeline are protected to work normally.
The filter cover 6 is provided with a pressure measuring joint 7 for sampling oil in the cylinder 5.
The application process of the utility model is as follows:
before working, a worker fixes two filter core seats 3 on the top surface of the valve block 1 through eight first screws 8 respectively, then installs a cylinder 5 on the filter core seat 3 and is communicated with an oil outlet pipeline and an oil inlet pipeline in the valve block 1, then installs a filter core 4 in the cylinder 5, and finally installs a filter cover 6 on the top end of the cylinder 5 in a sealing manner through eight second screws 81, thereby realizing the filtration of oil.
During operation, oil enters from the oil inlet A12, the oil inlet B13 and the oil inlet C14 respectively, enters the cylinder 5 through the built-in one-way valve, is filtered through the filter element 4, is distributed through the built-in flow distribution valve, and flows out from the oil outlet D15 or the oil outlet E16.
The other non-illustrated parts to which the present utility model relates are the same as in the prior art.
Claims (9)
1. The large megawatt filter valve bank is characterized by comprising a valve block (1) and at least two filter element seats (3), wherein the filter element seats (3) are fixed on the top surface of the valve block (1) through a plurality of first screws (8), a cylinder body (5) is arranged on each filter element seat (3), a check valve (2) is arranged at the joint of the bottom of the cylinder body (5) and the top surface of the valve block (1), a filter element (4) is arranged in the cylinder body (5), a differential pressure transmitter (9) and a pressure sensor (10) are arranged on the cylinder body (5), a filter cover (6) is connected to the top end of the cylinder body (5) through a plurality of second screws (81), and an oil inlet and an oil outlet are arranged on the side surface or the bottom surface of the valve block (1); the oil inlet is communicated with each cylinder (5) through an oil inlet pipeline and is used for inputting oil to be filtered to each cylinder (5); the oil outlet is communicated with each cylinder (5) through an oil outlet pipeline and is used for outputting oil liquid after the filtering treatment of each cylinder (5).
2. The large megawatt filter valve group according to claim 1, wherein the number of the filter element seats (3) is two, and the two filter element seats (3) are circular rings with equal size.
3. The large megawatt filter valve group according to claim 2, wherein the filter element seat (3) is fixed on the top surface of the valve block (1) with a cuboid structure through eight first screws (8), and the eight first screws (8) are uniformly distributed along the circumferential edge of the filter element seat (3).
4. A large megawatt filter valve group according to claim 2, characterized in that the cross-sectional shape of said cylinder (5) is identical to the shape, size and dimensions of said cartridge seat (3).
5. The large megawatt filter valve group according to claim 4, characterized in that the top end of the cylinder (5) is connected with a filter cover (6) through eight second screws (81), and the eight second screws (81) are uniformly distributed along the edge of the filter cover (6).
6. A large megawatt filter valve group according to claim 3, characterized in that the oil inlet comprises an oil inlet a (12), an oil inlet B (13) and an oil inlet C (14), wherein the oil inlet a (12) and the oil inlet B (13) are arranged on the front side surface of the valve block (1) and are adjacently arranged; the oil inlet C (14) is arranged on the bottom surface of the valve block (1); the oil inlet A (12) and the oil inlet B (13) are communicated with the oil inlet C (14) after being communicated through an oil inlet pipeline, and then are communicated with the two cylinder bodies (5).
7. A large megawatt filter valve group according to claim 3, characterized in that said oil outlet comprises an oil outlet D (15) and an oil outlet E (16), said oil outlet D (15) and said oil outlet E (16) being respectively provided on the left and right sides of said valve block (1); the oil outlet D (15) and the oil outlet E (16) are communicated through an oil outlet pipeline and then are communicated with the two cylinders (5).
8. The large megawatt filter valve group according to claim 6, characterized in that an overflow port (11) is arranged on the valve block (1), and the overflow port (11) is arranged on the left side surface or the right side surface of the valve block (1); one end of the overflow port (11) is respectively communicated with the oil inlet A (12) and the oil inlet B (13) through pipelines, and the other end of the overflow port is communicated with the outside of the valve block (1) through pipelines.
9. The large megawatt filter valve group according to claim 1, characterized in that the filter cover (6) is provided with a pressure measuring joint (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321773756.0U CN220416189U (en) | 2023-07-07 | 2023-07-07 | Megawatt filtering valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321773756.0U CN220416189U (en) | 2023-07-07 | 2023-07-07 | Megawatt filtering valve group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220416189U true CN220416189U (en) | 2024-01-30 |
Family
ID=89657972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321773756.0U Active CN220416189U (en) | 2023-07-07 | 2023-07-07 | Megawatt filtering valve group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220416189U (en) |
-
2023
- 2023-07-07 CN CN202321773756.0U patent/CN220416189U/en active Active
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