CN207701442U - A kind of large-scale compressor lubricating system with inspection circuit - Google Patents
A kind of large-scale compressor lubricating system with inspection circuit Download PDFInfo
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- CN207701442U CN207701442U CN201820001246.4U CN201820001246U CN207701442U CN 207701442 U CN207701442 U CN 207701442U CN 201820001246 U CN201820001246 U CN 201820001246U CN 207701442 U CN207701442 U CN 207701442U
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Abstract
The utility model provides a kind of with the large-scale compressor lubricating system for checking circuit, including fuel tank, power plant, cooling device, filter device, decompressor, first oil circuit, lubricating arrangement, bladder type hydropneumatic accumulator, top petrol tank and overflow mechanism, stand-by pump in power plant is controlled using the break-make of the first oil circuit, realization is detected to whether stand-by pump can just produce operation, ensure the normal operation of stand-by pump, when working barrel being avoided to occur unexpected, stand-by pump can not start, lubricating system, which can not work, leads to entire compressor shutdown, reduce the operation risk of entire compressor assembly.
Description
Technical field
The utility model is related to Compressor Technology field more particularly to a kind of large-scale compressor lubrications with inspection circuit
System.
Background technology
Compressor is a kind of driven fluid machinery that low-pressure gas is promoted to high pressure gas, can by its principle and structure
To be divided into Axial Flow Compressor, centrifugal compressor and mix-flow compressor, compressor set not only includes the ontology of compressor, also
Including drive system, lubricating system, sealing system and cooling system etc., in recent years, due to the development of chemical industry, various large sizes
Chemical plant, the foundation of oil plant, compressor set just becomes the critical machine compressed and convey various gases in Chemical Manufacture, and accounts for
There is extremely important status, since the process of large-scale compressor work is that gas is compressed and conveyed, and is being carried out always
The conversion of energy is especially compressed so requiring auxiliary system such as lubricating system, sealing system and cooling system etc. relatively high
Lubricating system in machine, lubrication can not only reduce the friction and wear of machine, while may also function as sealing, cooling and reducing operating
The effect of noise, good lubricating condition are the important guarantee that compressor works reliably and with long-term, the lubricant housings of gas compressor
Two classes can be divided into principle, one is the inner body that oil is directly contacted with compressed gas, secondly not connect with compressed gas for oil
Tactile ex-ternal transmission mechanism, exterior part lubrication are pressure fuel pump fuel feeding forced cyclic type lubricating system, i.e., usually said pressure
Contracting machine lubricating system, the system not only individually can adjust and distribute the fuel delivery of each oil site, and because equipped with independent oil pump, oil
Case, cooler and filter etc. can make lubricating oil be adequately cooled and filter, so as to keep the cleaning of fluid for a long time
With relative constant oil temperature, the lubricating system of compressor in the process of running, usually has two sets of pumps, a set of work to be known as main pump,
Other set is spare to be known as stand-by pump, and active and standby pump, which will periodically be done, to be switched, and the period is half a year, in the actual use process, switching
Stand-by pump is frequently found when active and standby pump normally to be started, and reason may have as follows：Oil pump mechanical seal ageing failure causes to leak
Oil；Electrical-coil aging leads to motor overload；Shaft coupling connector aging leads to off-axis etc., due to buying oil pump, motor or
Person's shaft coupling period is generally all long, at least needs one to two months, if cannot find stand-by pump in time, can lead
It causes during switching or repairing spare pump, problem also occurs for main pump, leads to entire compressor shutdown, and then allows entire life
Producing line stops production, and loss is huge.
Utility model content
To overcome problems with existing in the prior art, when lubrication system works, asking for stand-by pump cannot be found in time
Topic can cause during switching or repairing spare pump, and problem also occurs for main pump, leads to entire compressor shutdown, in turn
The entire production line is allowed to stop production, the operation risk of complete machine increases.The utility model provides a kind of with the large-scale pressure for checking circuit
Contracting machine lubricating system, including fuel tank, power plant, cooling device, filter device, decompressor and lubricating arrangement, each device group
At corresponding lubricating loop, it is characterised in that：Further include the first oil circuit, the import connection decompressor of first oil circuit goes out
Even, the oil return opening of the outlet connection fuel tank of first oil circuit, the first oil circuit is used for power plant detection mouth；First oil
Road includes the first orifice plate, pressure-display device, pressure-detecting device and shut-off valve, the import of first orifice plate and decompressor
Outlet be connected, the outlet of the first orifice plate is connected with the import of shut-off valve, and the outlet of shut-off valve is connected with the oil return opening of fuel tank, institute
Pressure-display device and pressure-detecting device are stated between orifice plate and shut-off valve, pressure-detecting device is for detecting main lube system
The operation of the variation control power plant for pressure of uniting.
On this basis, the pressure-detecting device is pressure switch, when system pressure is less than setting value, controls power
The operation of device.
On this basis, the cooling device includes two panel coolers, and two panel coolers are arranged in parallel, and one is standby
One uses.
On this basis, further include third orifice plate, the third orifice plate that includes is between cooling device and fuel tank, for cold
But flow when device oil extraction avoids generating impact to the fluid in fuel tank.
On this basis, further include pressure test device, the pressure test device is arranged in parallel with filter device, is used for
The pressure difference before and after filter device is detected, ensures the normal operation of filter device.
On this basis, further include the second orifice plate, second orifice plate that includes is between filter device and fuel tank, for subtracting
Flow when slow filter device oil extraction avoids generating impact to the fluid in fuel tank.
On this basis, further include bladder type hydropneumatic accumulator, the bladder type hydropneumatic accumulator between decompressor and lubricating arrangement,
For in balance system flow and pressure oscillation.
On this basis, further include top petrol tank, the top petrol tank is used between bladder type hydropneumatic accumulator and lubricating arrangement
In the fluid in case of emergency replenishment system.
On this basis, further include overflow mechanism, the overflow mechanism import is connected with the outlet of power plant, described to overflow
The outlet of stream device is connected with the oil return opening of fuel tank, for being protected to whole system.
Compared with prior art, the utility model has the beneficial effects that：It is moved using the break-make of the first oil circuit to control to start
Stand-by pump in power apparatus, realization are detected to whether stand-by pump can just produce operation, pinpoint the problems in time, ensure spare oil circuit
Normal operation, when working barrel being avoided to occur unexpected, stand-by pump can not start, and lubricating system, which can not work, leads to entire compressor
It shuts down, reduces the operation risk of entire compressor assembly.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
In figure：1, fuel tank, 2, power plant, 3, cooling device, 31, third orifice plate, 4, filter device, 41, pressure differential detection
Device, the 42, second orifice plate, 5, decompressor, the 6, first oil circuit, the 61, first orifice plate, 62, pressure-display device, 63, pressure inspection
Survey device, 64, shut-off valve, 7, lubricating arrangement, 8, bladder type hydropneumatic accumulator, 9, top petrol tank, 10, overflow mechanism
Specific implementation mode
Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the utility model, is not used to limit the utility model.
As shown in Figure 1, the utility model schematically illustrates a kind of large-scale compressor lube system with inspection circuit
System.
The utility model discloses a kind of large-scale compressor lubricating system with inspection circuit, as shown in Figure 1, including fuel tank
1, power plant 2, cooling device 3, filter device 4, decompressor 5, the first oil circuit 6, lubricating arrangement 7, bladder type hydropneumatic accumulator 8, height
Position fuel tank 9 and overflow mechanism 10, the import of the outlet connecting power device 2 of fuel tank 1, the cooling dress of outlet connection of power plant 2
Set 3 import, the import of the outlet connection filter device 4 of cooling device 3, the outlet connection decompressor 5 of filter device 4 into
Mouthful, the import of the first oil circuit 6 and lubricating arrangement 7 of outlet connection of decompressor 5, the outlet of the first oil circuit 6 and lubricating arrangement 7 connects
The oil return opening of connected tank 1, bladder type hydropneumatic accumulator 8 and top petrol tank 9 are between decompressor 5 and lubricating arrangement 7, overflow mechanism 10
Between power plant 2 and fuel tank 1, the first oil circuit 6 is used to detect power plant 2, ensures that power plant 2 works normally；
It is the lubricating oil used in lubricating system in fuel tank 1, power plant 2 draws fluid out of fuel tank 1, is then supplied to fluid entirely
Lubricating system is run, and power plant 2 includes two sets pumps, and two sets of parallels connection of pumps are arranged, isolated operation, only a set of when normal operation
Pump work is known as main pump, and other set pump is spare to be known as stand-by pump, and for two sets of pumps alternately as main pump, switching cycle is half a year, is prevented
Only main pump breaks down, and influences the operation of entire compressor assembly, the outlet connection cooling device 3 and overflow dress of power plant 2
Set 10 import；The oil return opening of the outlet connection fuel tank 1 of overflow mechanism 10, overflow mechanism 10 protect main system；It is cooling
Device 3 cools down the fluid in system, and the temperature of fluid meets lubrication needs in guarantee system, and cooling device 3 is two sets
Board-like oil cooler, two sets of two sets of board-like oil coolers are arranged in parallel, and isolated operation, when normal work, an only cage plate
Formula oil cooler works, and another set of board-like oil cooler is spare, prevents the board-like oil cooler of work from breaking down, influences to lubricate
The lubricant effect of system, board-like oil cooler are also equipped with the oil discharge outlet of fluid, board-like oil cooler when for shutting down for a long time
The oil discharge outlet of the emptying of fluid, board-like oil cooler is connected with the import of third orifice plate 31, outlet and the fuel tank 1 of third orifice plate 31
Oil return opening be connected, flow when third orifice plate 31 is used to slow down board-like oil cooler oil extraction is avoided to the fluid production in fuel tank 1
Raw impact, the outlet of board-like oil cooler is connected with the import of filter device 4；Filter device 4 is that two sets of filter parallel connections are set
It sets, isolated operation, when normal work, only a set of work is another set of spare, and preventing filter device from breaking down influences fluid
Cleanliness factor damages lubricating arrangement 7, and filter is equipped with the oil discharge outlet of fluid, the emptying of filter fluid when for shutting down for a long time,
The oil discharge outlet of filter is connected with the import of the second orifice plate 42；The outlet of second orifice plate 42 is connected with the oil return opening of fuel tank 1, and second
Orifice plate 42 is used to slow down flow when filter oil extraction, avoids generating impact to the fluid in fuel tank 1；It is in parallel with filter device 4
It is provided with pressure test device 41, the import of pressure test device 41 is connected with the import of filter device 4, pressure test device 41
Outlet be connected with the outlet of filter device 4, for detecting the pressure difference before and after filter device 4, to ensure filter device 4 to oil
The filtering accuracy of liquid；The outlet of filter device 4 is connected with decompressor 5, and system pressure is changed to needed for lubrication by decompressor 5
The pressure wanted ensures the suitable flow of lubricating system；The import phase of the outlet and the first oil circuit 6 and lubricating arrangement 7 of decompressor 5
Even, the first oil circuit and lubricating arrangement 7 are arranged in parallel, and the outlet of the first oil circuit and lubricating arrangement 7 is connected with the oil return opening of fuel tank 1,
When lubricating oil station works normally, fluid carries out lubricating arrangement 7 by the import of outlet into the lubricating arrangement 7 of decompressor 5
Then lubrication exits into the cycle that 1 oil return opening of fuel tank completes lubricating system by the outlet of lubricating arrangement 7；First oil circuit 6 is pair
The oil circuit of stand-by pump inspection in lubricating system power plant 2, when main pump being avoided to switch, stand-by pump cannot start, and influence entirely to moisten
The operation of sliding system, to influence the operation of entire compressor；First oil circuit 6 include the first orifice plate 61, pressure-display device 62,
The import of pressure-detecting device 63 and shut-off valve 64, the first orifice plate 61 is connected with the outlet of decompressor 5, and the first orifice plate 61 goes out
Mouth is connected with the import of shut-off valve 64, and the outlet of shut-off valve 64 is connected with the oil return opening of fuel tank 1, pressure-display device 62 and pressure
For detection device 63 between the first orifice plate 61 and shut-off valve 64, shut-off valve 64 is used to control the break-make of the first oil circuit 6, normal work
Shut-off valve 64 is closed when making, and when needing detection, shut-off valve 64 is opened, and the fluid of main system can pass through the first oil circuit
6 return to fuel tank, to make the pressure reduction of fluid in main system, pressure-display device 62 be used to show the big of the pressure of main system
Small, pressure-detecting device 63 is used to detect the size of the pressure of main system, when the pressure of main system is less than setting value, sends out letter
Number control stand-by pump brings into operation, to realize that the detection to stand-by pump, the first orifice plate 61 are led to for slowing down in the first oil circuit 6
The flow crossed, avoid in the first oil circuit 6 by flow it is excessive, influence the operation of main lubricating system；In decompressor 5 and lubrication
Bladder type hydropneumatic accumulator 8 and top petrol tank 9 are additionally provided between device 7, bladder type hydropneumatic accumulator 8 and top petrol tank 9 are arranged in series, and bellows store
Energy device 8 is used for the flow in balance system and pressure oscillation, and top petrol tank 9 is when power plant 2 can not work, to entirely lubricating
System supplements fluid, and avoiding lubricating system that from cannot working leads to the emergency shutdown of compressor assembly, slows down the damage of compressor assembly
Wound.
Operation principle：
When lubricating system works normally, fluid is sucked out by dynamical system 2 from fuel tank 1, is cooled down through apparatus for supercooling 3
The temperature for keeping fluid is filtered the cleanliness factor for keeping fluid into filter device 4 excessively, and reducing pressure by decompressor 5 makes
The pressure of fluid meets the needs of lubrication, is then lubricated to lubricating arrangement 7, returns to and completes a lubricating system in fuel tank 1
Cycle open shut-off valve 64 when checking lubricating system weekly, the fluid that decompressor 5 depressurized can pass through the
One orifice plate 61 and shut-off valve 64 return in fuel tank 1, and the flow and pressure to make 7 inner fluid of lubricating arrangement are reduced, when pressure is examined
When surveying the pressure of the detection main system of device 63 less than setting value, the stand-by pump sent out in signal control power plant 2 brings into operation,
Stand-by pump can work normally if stand-by pump brings into operation, and need to overhaul stand-by pump if spare air pump inoperative,
To meet the normal operation of lubricating system, to realize the detection to stand-by pump, the operation risk of entire compressor assembly is reduced.
The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this practicality is new
Type is not limited to form disclosed herein, is not to be taken as excluding other embodiments, and can be used for various other groups
Conjunction, modification and environment, and above-mentioned introduction or the technology of related field can be passed through within the scope of the inventive concept described herein
Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then
It all should be in the protection domain of the appended claims for the utility model.
Claims (9)
1. a kind of with the large-scale compressor lubricating system for checking circuit, including fuel tank (1), power plant (2), cooling device
(3), filter device (4), decompressor (5) and lubricating arrangement (7), each device form corresponding lubricating loop, it is characterised in that：
Further include the first oil circuit (6), the outlet of the import connection decompressor (5) of first oil circuit (6) connects, first oil circuit
(6) oil return opening of outlet connection fuel tank (1), the first oil circuit (6) are used to detect power plant (2)；First oil circuit (6)
Including the first orifice plate (61), pressure-display device (62), pressure-detecting device (63) and shut-off valve (64), first orifice plate
(61) import is connected with the outlet of decompressor (5), and the outlet of the first orifice plate (61) is connected with the import of shut-off valve (64), cuts
Only the outlet of valve (64) is connected with the oil return opening of fuel tank (1), the pressure-display device (62) and pressure-detecting device (63) position
Between the first orifice plate (61) and shut-off valve (64), pressure-detecting device (63) is used to detect the variation control of main lubricating system pressure
Brake the operation of power apparatus (2).
2. according to claim 1 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：It is described
Pressure-detecting device (63) is pressure switch, when system pressure is less than setting value, the operation of control power plant (2).
3. according to claim 2 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：It is described
Cooling device (3) includes two panel coolers, and two panel coolers are arranged in parallel, a preparation and a use.
4. according to claim 3 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
Third orifice plate (31) is included, the third orifice plate (31) that includes is located between cooling device (3) and fuel tank (1), is used for cooling device (3)
Flow when oil extraction avoids generating impact to the fluid in fuel tank (1).
5. according to claim 4 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
Pressure test device (41) is included, the pressure test device (41) is arranged in parallel with filter device (4), for detecting filter device
(4) pressure difference before and after ensures the normal operation of filter device (4).
6. according to claim 5 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
The second orifice plate (42) is included, second orifice plate (42) that includes is located between filter device (4) and fuel tank (1), for slowing down filtering dress
Flow when (4) oil extraction is set, avoids generating impact to the fluid in fuel tank (1).
7. according to claim 6 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
Bladder type hydropneumatic accumulator (8) is included, the bladder type hydropneumatic accumulator (8) is located between decompressor (5) and lubricating arrangement (7), for balancing system
Flow in system and pressure oscillation.
8. according to claim 7 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
Top petrol tank (9) is included, the top petrol tank (9) is located between bladder type hydropneumatic accumulator (8) and lubricating arrangement (7), in urgent feelings
Fluid under condition in replenishment system.
9. according to claim 8 a kind of with the large-scale compressor lubricating system for checking circuit, it is characterised in that：Also wrap
Overflow mechanism (10) is included, overflow mechanism (10) import is connected with the outlet of power plant (2), the overflow mechanism (10)
Outlet is connected with the oil return opening of fuel tank (1), for being protected to whole system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820001246.4U CN207701442U (en) | 2018-01-02 | 2018-01-02 | A kind of large-scale compressor lubricating system with inspection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820001246.4U CN207701442U (en) | 2018-01-02 | 2018-01-02 | A kind of large-scale compressor lubricating system with inspection circuit |
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| CN207701442U true CN207701442U (en) | 2018-08-07 |
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| CN201820001246.4U Active CN207701442U (en) | 2018-01-02 | 2018-01-02 | A kind of large-scale compressor lubricating system with inspection circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980070A (en) * | 2018-10-10 | 2018-12-11 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | A kind of centrifugal compressor |
| CN109141851A (en) * | 2018-08-16 | 2019-01-04 | 安瑞科(蚌埠)压缩机有限公司 | Free-standing compressor lubrication system detection platform |
| CN114923104A (en) * | 2022-06-15 | 2022-08-19 | 宁波德曼压缩机有限公司 | Control method for lubrication circulation system of gear speed-increasing type centrifugal air compressor |
-
2018
- 2018-01-02 CN CN201820001246.4U patent/CN207701442U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141851A (en) * | 2018-08-16 | 2019-01-04 | 安瑞科(蚌埠)压缩机有限公司 | Free-standing compressor lubrication system detection platform |
| CN109141851B (en) * | 2018-08-16 | 2024-03-01 | 安瑞科(蚌埠)压缩机有限公司 | Independent compressor lubrication system detection platform |
| CN108980070A (en) * | 2018-10-10 | 2018-12-11 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | A kind of centrifugal compressor |
| CN114923104A (en) * | 2022-06-15 | 2022-08-19 | 宁波德曼压缩机有限公司 | Control method for lubrication circulation system of gear speed-increasing type centrifugal air compressor |
| CN114923104B (en) * | 2022-06-15 | 2024-04-09 | 宁波德曼压缩机有限公司 | Control method of lubrication circulation system of gear acceleration type centrifugal air compressor |
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