CN220435069U - Compressor protection system - Google Patents
Compressor protection system Download PDFInfo
- Publication number
- CN220435069U CN220435069U CN202321849804.XU CN202321849804U CN220435069U CN 220435069 U CN220435069 U CN 220435069U CN 202321849804 U CN202321849804 U CN 202321849804U CN 220435069 U CN220435069 U CN 220435069U
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- Prior art keywords
- compressor
- pipeline
- way valve
- pump
- way
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- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000003921 oil Substances 0.000 abstract description 46
- 239000010687 lubricating oil Substances 0.000 abstract description 16
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052801 chlorine Inorganic materials 0.000 abstract description 6
- 239000000460 chlorine Substances 0.000 abstract description 6
- 230000002457 bidirectional effect Effects 0.000 description 17
- 238000005461 lubrication Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Compressor (AREA)
Abstract
The utility model belongs to the technical field of compressors, and particularly relates to a compressor protection system, which comprises a one-way valve and a two-way pump, wherein the one-way valve and the two-way pump are arranged on a pipeline connected with an oil storage tank and a compressor; the check valve comprises a first check valve, a second check valve, a third check valve and a fourth check valve; a first one-way valve and a second one-way valve are arranged on a pipeline A at the front and back positions of the two-way pump; a pipeline A between the two-way pump and the first one-way valve is connected with a pipeline B, the pipeline B is connected with a compressor, and a third one-way valve is arranged on the pipeline B; the oil storage tank is connected with a pipeline A between the two-way pump and the second one-way valve through a pipeline C, and a fourth one-way valve is arranged on the pipeline C. The protection system can protect the compressor, can also provide lubricating oil for the compressor when the compressor is turned upside down, and effectively prevents the chlorine compressor from being damaged.
Description
Technical Field
The utility model belongs to the technical field of compressors, and particularly relates to a compressor protection system.
Background
The turbine compressor is a centrifugal compressor, is widely suitable for gas compression and transportation, and is an important device in the modern chemical industry. In the running process of the turbine compressor, the compressor is jumped and stopped due to the power and electricity stop and the like, reverse rotation is often caused, and parts such as a gearbox, a shaft seal and the like are damaged, so that equipment damage accidents are caused.
At present, aiming at the problem of the inversion of the compressor, the damage caused by the inversion and the inversion of the compressor is usually eliminated or weakened by adopting the modes of adding a check valve at the outlet of the compressor, automatically opening a relief valve to relieve the pressure, fully opening a reflux valve to relieve the high-pressure gas and the like. However, this way is mainly affected by the opening time and the pressure release speed of the pressure release valve and the return valve, and although the damage caused by the inversion of the compressor is reduced to a certain extent by the way, the problem of inversion cannot be effectively solved, and the damage to the compressor is still caused.
Disclosure of Invention
In order to solve the problems existing at present, the utility model provides a compressor protection system, which can protect the compressor, provide lubricating oil for the compressor when the compressor is turned upside down, and effectively prevent the chlorine press from being damaged.
The technical scheme of the utility model is as follows:
the compressor protection system comprises a one-way valve and a two-way pump, wherein the one-way valve and the two-way pump are arranged on a pipeline connecting an oil storage tank with a compressor; the check valve comprises a first check valve, a second check valve, a third check valve and a fourth check valve; a first one-way valve and a second one-way valve are arranged on a pipeline A at the front and back positions of the two-way pump; a pipeline A between the two-way pump and the first one-way valve is connected with a pipeline B, the pipeline B is connected with a compressor, and a third one-way valve is arranged on the pipeline B; the oil storage tank is connected with a pipeline A between the two-way pump and the second one-way valve through a pipeline C, and a fourth one-way valve is arranged on the pipeline C.
Preferably, one end of the pipeline B is connected with the pipeline A between the two-way pump and the first one-way valve, and the other end of the pipeline B is connected with the pipeline A between the second one-way valve and the compressor.
Preferably, one end of the pipeline C is connected with the pipeline A between the two-way pump and the second one-way valve, and the other end of the pipeline C is connected with the pipeline A between the first one-way valve and the oil storage tank.
Preferably, the bi-directional pump is a bi-directional gear pump or a bi-directional screw pump. Further preferably, the bi-directional pump is connected to the compressor, the bi-directional pump provides lubrication oil for operation of the compressor, the bi-directional pump is powered by rotation of the compressor, the bi-directional pump positively conveys oil when the compressor is rotated forward, lubrication oil in the oil reservoir is conveyed to the compressor by the oil reservoir, the first one-way valve, the bi-directional pump and the second one-way valve, when the compressor is rotated backward, the bi-directional pump reversely conveys oil, and lubrication oil in the oil reservoir is conveyed to the compressor by the fourth one-way valve, the bi-directional pump and the third one-way valve.
Preferably, the compressor is a turbine compressor.
In the prior art, a main oil pump of a compressor is rotated by the compressor to provide operation power, the main oil pump provides lubricating oil for the operation of the compressor, when the compressor is turned upside down, the main oil pump cannot provide the lubricating oil for the compressor, and a gearbox, an inter-stage seal and the like of the compressor are damaged due to the fact that lubricating and cooling effects of the lubricating oil cannot be obtained, so that huge losses are caused. In this regard, the inventors have long studied and found that bi-directional compression oil is delivered by a bi-directional pump, and that the compressor is also lubricated by the compressor when inverted, by means of a corresponding conduit and one-way valve, to prevent the chlorine compressor from being damaged.
The protection system for the compressor, provided by the utility model, has the advantages that the structure is simple, the installation, the disassembly and the maintenance are convenient, the compressor can be protected by the protection system, lubricating oil can be provided for the compressor no matter the compressor rotates positively or reversely, the compressor is effectively prevented from being damaged, the loss is reduced, and the cost is reduced.
Drawings
FIG. 1 is a schematic flow chart of the present utility model;
in the figure, 1 is an oil storage tank, 2 is a first one-way valve, 3 is a two-way pump, 4 is a second one-way valve, 5 is a third one-way valve, 6 is a fourth one-way valve, 7 is a compressor, 8 is a pipeline A,9 is a pipeline B, and 10 is a pipeline C.
Detailed Description
The following detailed description of the present utility model is provided by way of example only, and is not to be construed as limiting the scope of the utility model.
As shown in the figure, a protection system for a compressor 7 comprises a one-way valve and a two-way pump 3, wherein the one-way valve and the two-way pump 3 are arranged on a pipeline connecting an oil storage tank 1 and the compressor 7; the check valve comprises a first check valve 2, a second check valve 4, a third check valve 5 and a fourth check valve 6; a first check valve 2 and a second check valve 4 are arranged on a pipeline A8 at the front and back positions of the two-way pump 3; a pipeline A8 between the two-way pump 3 and the first one-way valve 2 is connected with a pipeline B9, the pipeline B9 is connected with a compressor 7, and a third one-way valve 5 is arranged on the pipeline B9; the oil storage tank 1 is connected with a pipeline A8 between the two-way pump 3 and the second one-way valve 4 through a pipeline C10, and a fourth one-way valve 6 is arranged on the pipeline C10.
In another embodiment, one end of the pipeline B9 is connected with the pipeline A8 between the two-way pump 3 and the first one-way valve 2, and the other end is connected with the pipeline A8 between the second one-way valve 4 and the compressor 7; one end of the pipeline C10 is connected with a pipeline A8 between the two-way pump 3 and the second one-way valve 4, and the other end of the pipeline C is connected with a pipeline A8 between the first one-way valve 2 and the oil storage tank 1; the bidirectional pump 3 is a bidirectional gear pump or a bidirectional screw pump, the bidirectional pump 3 is connected with the compressor 7, the bidirectional pump 3 provides lubricating oil for the operation of the compressor 7, the power of the bidirectional pump 3 is provided by the rotation of the compressor 7, the bidirectional pump 3 and the compressor 7 are synchronous, when the compressor 7 rotates positively, the bidirectional pump 3 conveys oil positively, the lubricating oil in the oil storage tank 1 is conveyed to the compressor 7 by the oil storage tank 1, the first one-way valve 2, the bidirectional pump 3 and the second one-way valve 4, when the compressor 7 rotates reversely, the bidirectional pump 3 conveys oil reversely, and the lubricating oil in the oil storage tank 1 is conveyed to the compressor 7 through the fourth one-way valve 6, the bidirectional pump 3 and the third one-way valve 5.
In another embodiment, the compressor 7 is a turbine compressor 7.
The oil suction port and the oil outlet of the conventional unidirectional pump are fixed, and the oil suction port and the oil outlet of the bidirectional pump 3 can be switched, so that bidirectional pressurization oil transportation can be realized. The above-described bi-directional pump 3 is forward in oil, shown in fig. 1 as being right to left, and the bi-directional pump 3 is reverse in oil, shown in fig. 1 as being left to right. The check valve described above can only circulate in the direction indicated by the arrow in fig. 1, and cannot circulate in the reverse direction.
In actual use, the bidirectional pump 3 can convey the lubricating oil to the side of the compressor 7 after pressurizing, and the function of the one-way valve is provided to prevent the lubricating oil from flowing backwards; during normal operation, the compressor 7 positively rotates to drive the bi-directional pump 3 to positively convey oil, the pressure of the inlet side of the first one-way valve 2 is higher than that of the inlet side of the bi-directional pump 3, lubricating oil in the oil storage tank 1 enters the bi-directional pump 3 through the first one-way valve 2, the lubricating oil reaches the second one-way valve 4 after being pressurized by the bi-directional pump 3, the pressure of the second one-way valve 4 close to the bi-directional pump 3 is higher than that of the outlet of the second one-way valve 4, and the lubricating oil reaches the compressor 7 through the second one-way valve 4; since the outlet side pressure of the third check valve 5 and the fourth check valve 6 is higher than the inlet side, the lubrication oil cannot pass through the third check valve 5 and the fourth check valve 6; when the compressor 7 is inverted (reverse rotation) and the bi-directional pump 3 is driven to reversely convey oil by the compressor 7, the oil in the oil storage tank 1 enters the bi-directional pump 3 through the fourth one-way valve 6 because the inlet side pressure is higher than the outlet side pressure, the oil reaches the third one-way valve 5 after being pressurized by the bi-directional pump 3, the oil enters the compressor 7 through the third one-way valve 5, and the oil cannot flow into the compressor 7 through the second one-way valve 4 because the outlet side pressure of the first one-way valve 2 is higher than the inlet side pressure, the oil cannot flow into the compressor 7 through the oil storage tank 1 through the first one-way valve 2 because the inlet side pressure of the second one-way valve 4 is lower than the outlet side pressure because the fourth one-way valve 6 is higher than the inlet side pressure.
According to the protection device provided by the utility model, no matter which direction the compressor 7 rotates, the bidirectional pump 3 and the chlorine compressor are synchronous, and under the action of the one-way valve and the bidirectional pump 3, lubricating oil can enter the bidirectional pump 3 from the oil storage tank 1 and be conveyed to the part of the compressor 7 to be lubricated after being pressurized, so that the damage of the chlorine compressor caused by oil shortage is avoided, the damage of a gearbox, an inter-stage seal and the like caused by the reverse rotation of the compressor 7 is prevented, the compressor 7 is protected, and the aim of safe and stable production is achieved.
The compressor protection system provided by the utility model has the advantages that the structure is simple, the installation, the disassembly and the maintenance are convenient, the compressor can be protected by the protection system when the compressor is turned upside down, lubricating oil can be provided for the compressor, and the chlorine press is effectively prevented from being damaged.
Claims (6)
1. The compressor protection system is characterized by comprising a one-way valve and a two-way pump (3), wherein the one-way valve and the two-way pump (3) are arranged on a pipeline connecting an oil storage tank (1) and a compressor (7); the one-way valve comprises a first one-way valve (2), a second one-way valve (4), a third one-way valve (5) and a fourth one-way valve (6); a first one-way valve (2) and a second one-way valve (4) are arranged on a pipeline A (8) at the front and back positions of the two-way pump (3); a pipeline A (8) between the two-way pump (3) and the first one-way valve (2) is connected with a pipeline B (9), the pipeline B (9) is connected with a compressor (7), and a third one-way valve (5) is arranged on the pipeline B (9); the oil storage tank (1) is connected with a pipeline A (8) between the two-way pump (3) and the second one-way valve (4) through a pipeline C (10), and a fourth one-way valve (6) is arranged on the pipeline C (10).
2. A compressor protection system according to claim 1, characterized in that the conduit B (9) is connected at one end to the conduit a (8) between the bi-directional pump (3) and the first non-return valve (2) and at the other end to the conduit a (8) between the second non-return valve (4) and the compressor (7).
3. A compressor protection system according to claim 1, characterized in that one end of the pipe C (10) is connected to the pipe a (8) between the bi-directional pump (3) and the second non-return valve (4), and the other end is connected to the pipe a (8) between the first non-return valve (2) and the reservoir (1).
4. A compressor protection system according to claim 1, characterized in that the bi-directional pump (3) is a bi-directional gear pump or a bi-directional screw pump.
5. A compressor protection system according to claim 4, characterized in that the bi-directional pump (3) is connected to the compressor (7).
6. A compressor protection system according to claim 1, characterized in that the compressor (7) is a turbine compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321849804.XU CN220435069U (en) | 2023-07-14 | 2023-07-14 | Compressor protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321849804.XU CN220435069U (en) | 2023-07-14 | 2023-07-14 | Compressor protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220435069U true CN220435069U (en) | 2024-02-02 |
Family
ID=89691719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321849804.XU Active CN220435069U (en) | 2023-07-14 | 2023-07-14 | Compressor protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220435069U (en) |
-
2023
- 2023-07-14 CN CN202321849804.XU patent/CN220435069U/en active Active
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