CN220339187U - Cooling device for oil cooler - Google Patents
Cooling device for oil cooler Download PDFInfo
- Publication number
- CN220339187U CN220339187U CN202322857593.0U CN202322857593U CN220339187U CN 220339187 U CN220339187 U CN 220339187U CN 202322857593 U CN202322857593 U CN 202322857593U CN 220339187 U CN220339187 U CN 220339187U
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- pipe
- water
- oil cooler
- condenser
- water inlet
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- 238000001816 cooling Methods 0.000 title claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 239000008235 industrial water Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 description 58
- 230000000694 effects Effects 0.000 description 11
- 239000000498 cooling water Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of cooling of oil coolers, in particular to a cooling device of an oil cooler, which comprises a condenser, wherein a main pipe is arranged on the condenser, a first branch pipe and a second branch pipe are arranged on the main pipe, the first branch pipe is communicated with the oil cooler, the second branch pipe is communicated with a water inlet pipe of a No. 2 machine, circulating water of the condenser is communicated into a first cooling tower, a water outlet pipe is also connected onto the oil cooler, and the water outlet pipe is communicated into a second cooling tower.
Description
Technical Field
The utility model relates to the technical field of cooling of oil coolers, in particular to a cooling device of an oil cooler.
Background
The cooling water system of the machine oil cooler has insufficient water quantity, and for many years, the oil temperature of the running oil cooler is 1-2 ℃ higher than the limit oil temperature (45 ℃) of a design value due to the design reason of factory building, particularly in summer high-temperature seasons, the oil temperature is about 46-47 ℃, and only a spraying device and underground deep well water with lower temperature can be additionally arranged on the oil cooler body to control the oil temperature, but the oil temperature is still high, and Rong Yishao watts causes a shutdown accident.
The original factory designs a main pipe connected with a No. 1 machine and a No. 2 machine to a water side pipeline of an oil cooler, so that the phenomenon of unsmooth water return and water robbing is caused, air exists in the pipeline, the cooling water quantity of the oil cooler is small, the oil temperature is high, the water consumption in summer is large, the phenomenon of full water of a cooling tower is even caused, and meanwhile, the problems of water resource waste, water cost and higher station service electricity are solved.
Disclosure of Invention
Aiming at the technical problems, the utility model aims to provide the oil cooler cooling device, which reduces the original oil temperature to 40-42 ℃ at about 46-47 ℃, avoids the accident of high shutdown of the bearing bush temperature, removes the oil temperature controlled by additionally arranging a spraying device and a shutdown deep well pump on the oil cooler body, meets the oil temperature design requirement of oil cooler manufacturers, and also meets the equipment perfection rate.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a cold oil ware heat sink, includes the condenser, be provided with the main pipe on the condenser, be provided with first minute pipe and second minute pipe on the main pipe, first minute pipe communicates to the cold oil ware, the second minute pipe communicates to on the inlet tube of No. 2 machines, condenser circulation goes out water and communicates to in the first cooling tower, still be connected with the outlet pipe on the cold oil ware, the outlet pipe communicates to in the second cooling tower.
Preferably, the oil cooler is provided with a first water inlet pipe, and industrial water flows into the oil cooler through the first water inlet pipe.
Preferably, the first branch pipe is communicated with the first water inlet pipe.
Preferably, the condenser is provided with a second water inlet pipe, a third water inlet pipe, a first water return pipe and a second water return pipe, a second water return main pipe is arranged between the third water inlet pipes of the second water inlet pipe, the first branch pipe and the second branch pipe are respectively communicated with the water return main pipe, and the first water return pipe and the second water return pipe are both communicated with the first cooling tower.
Preferably, a bypass is arranged on the water inlet pipe.
Preferably, the water outlet pipe is communicated with a first water return main pipe, and the first water return pipe, the second water return pipe and the first water return main pipe are all communicated with the cooling tower.
Preferably, the oil cooler comprises a water inlet chamber and a water outlet chamber, the water inlet pipe is communicated with the water inlet chamber, and the water outlet pipe is communicated with the water outlet chamber.
Preferably, the condenser is a two-flow two-channel water-cooled condenser.
Preferably, the water filter is arranged on the water inlet pipe.
Preferably, valves are arranged on the water inlet pipe, the water outlet pipe, the first water return main pipe, the second water return main pipe and the bypass.
Compared with the prior art, the utility model has the beneficial effects that:
1. the oil cooler cooling device is water cooled, a stainless steel tube bundle is arranged inside, water is filled in the tube bundle, the outer surface is turbine lubricating oil, and the cooling area is 60m 2 The cooling oil quantity is 1000L/min, and the cooling water quantity is 150t/h, because the cooling water inflow is 1 in the past, 2# machine contact main pipe, the diameter is great, easily produce the air in the pipeline, influence inflow velocity of flow, lead to the thermal effect not good, cause the cooling water quantity not enough, can not carry out effectual heat exchange, lead to the over-high oil temperature, so reform transform the cooling water inlet tube, after reforming transform, the oil cooler inlet tube is 1# machine two circulating pump import main pipes, the pipe diameter is less, no air in the pipe, improve inflow velocity of flow, the improvement heat transfer effect, thereby reach the cooling effect.
2. The cooling device of the oil cooler achieves the design requirement of oil temperature manufacturers of the oil cooler, reduces the original oil temperature to 40-42 ℃ at about 46-47 ℃ through technical transformation, avoids the accident of high-temperature shutdown of bearing bushes, removes the addition of a spraying device and the operation of a shutdown deep well pump on the body of the oil cooler to control the oil temperature, meets the design requirement of the oil temperature manufacturers of the oil cooler, and also meets the equipment perfection rate.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of a prior art unmodified oil cooler cooling device;
fig. 2 is a structural diagram of a cooling device of an oil cooler according to the present utility model.
Reference numerals illustrate: 1-oil cooler, 2-first inlet tube, 3-water filter, 4-outlet tube, 6-first cooling tower, 7-condenser, 8-third inlet tube, 9-fourth inlet tube, 10-main pipe, 11-first return pipe, 12-second return pipe, 13-first branch pipe, 14-second cooling tower, no. 15-No. 2 machine, 16-water inlet chamber, 17-water outlet chamber, 18-bypass, 19-valve, 20-second branch pipe.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
According to the utility model, the original cooling device of the oil cooler in the prior art is based on the improvement, as shown in fig. 1, in the prior art, industrial water flows into the oil cooler 1 of the No. 1 machine through the water inlet pipe 2, flows out of the water outlet pipe 4 into the cooling tower 6 after circulation, the main pipe 10 is communicated with the water diversion pipe 14 on the condenser 7, the main pipe 10 is communicated with the water diversion pipe 14, the inner diameter of the water diversion pipe 14 is larger, water in the water diversion pipe 14 flows into the oil cooler 1 through the water inlet pipe 2 together with the water diversion pipe 2, the water supply process is easy to take place, the temperature in summer is higher, water needs to be continuously supplied into the main pipe for ensuring the cooling effect of the oil cooler, the circulating water quantity is larger, and even the cooling tower is full of water; therefore, this application is through reforming transform the back, adopt two-fluid system water-cooled condenser, and cut down the internal diameter of minute pipe, the pipe diameter is less, intraductal no air, improve inflow velocity of flow, improve the heat exchange effect, thereby reach the cooling effect and for preventing to rob the water phenomenon, divide first minute pipe 13 and second minute pipe 20 on main pipe 10, first minute pipe 13 is cold oil ware 1 water supply, second minute pipe 20 is No. 2 machine water supply, and for preventing to appear the full water phenomenon of cooling tower, be provided with the second cooling tower, make the cold oil ware internal water outflow to the second cooling tower of No. 1 machine.
The utility model provides an oil cooler heat sink, as shown in fig. 2, includes condenser 7, be provided with female pipe 10 on the condenser 7, be provided with first minute pipe 13 and second minute pipe 20 on the female pipe 10, first minute pipe 13 communicates to oil cooler 1, second minute pipe 20 communicates to on the inlet tube of No. 2 machine 15, condenser 7 circulation goes out water and communicates to in the first cooling tower 6, still be connected with outlet pipe 4 on the oil cooler 1, outlet pipe 4 communicates to in the second cooling tower 14. Be provided with water purifier 3 on inlet tube 2, the industrial water can filter impurity and granule in the fluid through water purifier 3, prevents that they from getting into inside the equipment, damages equipment or blocks up the stainless steel pipe of heat exchanger, influences the heat transfer effect, outlet pipe 4 communicates to in the first cooling tower 6, be connected with condenser 7 on the first inlet tube 2, set up condenser 7 first and establish and keep high vacuum at the steam turbine exhaust port, second is as boiler feedwater at the steam turbine exhaust condensate, constitutes a complete circulation. The condenser 7 performs heat exchange with the circulating water, so that the scaling of the condenser 7 has a large influence on the performance of the condenser, the end difference of the steam turbine is increased, the vacuum degree of the steam turbine is reduced, the exhaust temperature is increased, and the economy and the safety of the steam turbine are influenced; the condenser 7 is respectively provided with a third water inlet pipe 8, a fourth water inlet pipe 9, a second water return pipe 11 and a first water return pipe 12, north-south water return and north-south water inlet are arranged, the double-flow-path condenser can obviously improve the efficiency of the whole thermal power generation system due to higher cooling efficiency, the condenser is convenient to overhaul in fault, shutdown is avoided, a main pipe 10 is arranged between the third water inlet pipe 8 and the fourth water inlet pipe 9, a first branch pipe 13 and a second branch pipe 20 are respectively arranged on the main pipe 10, the first branch pipe 13 is communicated with the water inlet pipe 2, the second branch pipe 20 is communicated to a No. 2 machine, and the oil cooler cooling device is modified by No. 1 machine auxiliary equipment and is associated with a No. 1 machine circulating water system and a No. 2 machine circulating water system.
Further, a first water inlet pipe 2 is arranged on the oil cooler 1, and industrial water flows into the oil cooler 1 through the first water inlet pipe 2.
Further, the first branch pipe 13 is communicated with the first water inlet pipe 2.
Further, a third water inlet pipe 8, a fourth water inlet pipe 9, a first water return pipe 11 and a second water return pipe 12 are arranged on the condenser 7, a second water return main pipe 10 is arranged between the fourth water inlet pipe 9 of the third water inlet pipe 8, and the first branch pipe 13 and the second branch pipe 14 are respectively communicated with the water return main pipe 10.
Further, the oil cooler 1 comprises a water inlet chamber 16 and a water outlet chamber 17, the water inlet pipe 2 is communicated with the water inlet chamber 16, and the water outlet pipe 4 is communicated with the water outlet chamber 17.
Furthermore, the condenser 7 is a two-flow two-channel water-cooled condenser 7, and is provided with north-south backwater and north-south water inflow, and the efficiency of the whole thermal power generation system can be remarkably improved due to higher cooling efficiency of the double-flow condenser 7; the condenser 7 is convenient to troubleshoot and avoid stopping, and the two flow channels are two pipelines for circulating water inlet and circulating water outlet, namely two water inlet pipelines and two water outlet pipelines. The second flow is to make the circulating cooling water enter the condenser from the front water chamber of the condenser to cool and exhaust steam, and then make the circulating cooling water turn around the rear water chamber and then come out from the front water chamber. The single-flow enters the condenser from the front of the condenser and then comes out from the rear, the two-flow two-channel water-cooled condenser is adopted, and on one hand, the double-flow condenser with the north-south backwater and the south-north backwater is arranged, so that the efficiency of the whole thermal power generation system can be remarkably improved due to the higher cooling efficiency; on the other hand, the condenser is convenient for trouble shooting and avoiding shutdown.
Further, the industrial water is introduced into the oil cooler 1 through the water filter 3 on the water inlet pipe 2, and impurities and particles in the fluid can be filtered out through the water filter 3, so that the industrial water is prevented from entering the equipment, damaging the equipment or blocking the stainless steel pipe of the heat exchanger, and the heat exchange effect is affected.
Further, the water outlet pipe 4 is communicated with a first water return main 5, and the second water return pipe 12, the first water return pipe 11 and the first water return main 5 are all communicated with the first cooling tower 6.
Further, the first water inlet pipe 2 is provided with a bypass 18, so that the normal operation of the oil cooler 1 is prevented from being influenced when the water inlet pipe 2 fails.
Further, valves 19 are disposed on the first water inlet pipe 2, the water outlet pipe 4, the main pipe 10 and the bypass 18.
Principle of:
the cooling device of the oil cooler has the advantages that before transformation, the water inlet pipeline of the oil cooler is a main pipe communicated with a machine No. 1 and a machine No. 2, the diameter is large, air is easy to generate in the pipe, the water inlet flow speed and flow rate are influenced, and the heat exchange effect is poor; after reconstruction, the inlet pipeline of the oil cooler is a main inlet pipe of the two circulating pumps of the No. 1 machine, the pipe diameter is smaller, no air exists in the pipe, the inlet flow speed and flow are improved, the heat exchange effect is improved, and therefore the cooling effect is achieved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, the present utility model is intended to include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. The utility model provides an oil cooler heat sink, its characterized in that, includes condenser (7), be provided with main pipe (10) on condenser (7), be provided with first minute pipe (13) and second minute pipe (20) on main pipe (10), first minute pipe (13) intercommunication is to oil cooler (1), second minute pipe (20) intercommunication is on the inlet tube of No. 2 machine (15), condenser (7) circulation goes out water and communicates to in first cooling tower (6), still be connected with outlet pipe (4) on oil cooler (1), outlet pipe (4) intercommunication is in second cooling tower (14).
2. The oil cooler cooling device according to claim 1, characterized in that the oil cooler (1) is provided with a first water inlet pipe (2), and industrial water flows into the oil cooler (1) through the first water inlet pipe (2).
3. -oil cooler cooling device according to claim 2, characterised in that the first branch pipe (13) communicates with the first inlet pipe (2).
4. The oil cooler cooling device according to claim 1, wherein a third water inlet pipe (8), a fourth water inlet pipe (9), a first water return pipe (11) and a second water return pipe (12) are arranged on the condenser (7), the first branch pipe (13) and the second branch pipe (20) are respectively communicated with the main pipe (10), and the first water return pipe (11) and the second water return pipe (12) are both communicated with the first cooling tower (6).
5. -oil cooler cooling device according to claim 2, characterised in that the first inlet pipe (2) is provided with a bypass (18).
6. The oil cooler cooling device according to claim 2, wherein the oil cooler (1) comprises a water inlet chamber (16) and a water outlet chamber (17), the first water inlet pipe (2) is communicated with the water inlet chamber (16), and the water outlet pipe (4) is communicated with the water outlet chamber (17).
7. The cooling device of the oil cooler according to claim 1, wherein the condenser (7) is a two-flow two-channel water-cooled condenser.
8. -oil cooler cooling device according to claim 2, characterised in that the first inlet pipe (2) is provided with a water filter (3).
9. The oil cooler cooling device according to claim 5, wherein valves (19) are arranged on the first water inlet pipe (2), the water outlet pipe (4), the main pipe (10) and the bypass (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322857593.0U CN220339187U (en) | 2023-10-24 | 2023-10-24 | Cooling device for oil cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322857593.0U CN220339187U (en) | 2023-10-24 | 2023-10-24 | Cooling device for oil cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339187U true CN220339187U (en) | 2024-01-12 |
Family
ID=89460377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322857593.0U Active CN220339187U (en) | 2023-10-24 | 2023-10-24 | Cooling device for oil cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339187U (en) |
-
2023
- 2023-10-24 CN CN202322857593.0U patent/CN220339187U/en active Active
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