CN114962101B - Cooling water device of marine fuel injector - Google Patents
Cooling water device of marine fuel injector Download PDFInfo
- Publication number
- CN114962101B CN114962101B CN202210414264.6A CN202210414264A CN114962101B CN 114962101 B CN114962101 B CN 114962101B CN 202210414264 A CN202210414264 A CN 202210414264A CN 114962101 B CN114962101 B CN 114962101B
- Authority
- CN
- China
- Prior art keywords
- water
- oil sprayer
- pipe
- cooling water
- water tank
- Prior art date
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- 239000000498 cooling water Substances 0.000 title claims abstract description 80
- 239000000295 fuel oil Substances 0.000 title description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 176
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 230000001502 supplementing effect Effects 0.000 claims abstract description 17
- 239000011521 glass Substances 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 16
- 238000007667 floating Methods 0.000 claims description 9
- 239000003921 oil Substances 0.000 description 37
- 239000000446 fuel Substances 0.000 description 8
- 230000003020 moisturizing effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
- F02M53/04—Injectors with heating, cooling, or thermally-insulating means
- F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0204—Filling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/028—Deaeration devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/16—Indicating devices; Other safety devices concerning coolant temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/18—Indicating devices; Other safety devices concerning coolant pressure, coolant flow, or liquid-coolant level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pressure-Spray And Ultrasonic-Wave- Spray Burners (AREA)
Abstract
The invention discloses a cooling water device of a marine oil sprayer, which comprises a base, a guide pipe, an oil sprayer cooling water outlet pipe, two vertical water pumps, a plate heat exchanger positioned at the upper end of the base, an expansion cabinet positioned at the upper end of the base, a water cabinet positioned at the side end of the expansion cabinet, an exhaust pipe positioned at the upper end of the water cabinet, an oil sprayer cooling water inlet pipe and a water supplementing pipe positioned on the water cabinet, a pipeline glass viewing mirror positioned on the oil sprayer cooling water inlet pipe, a water level detection assembly positioned at the upper end of the water cabinet and used for detecting the water level in the water cabinet and controlling the water supplementing pipe to automatically add water, and a return pipe connected with the water cabinet and the vertical water pumps and used for the backflow circulation of the cooling water of the oil sprayer. The cooling water device of the marine oil sprayer can realize constant-temperature and pressure supply of cooling water in the oil sprayer, so that the water level detection assembly can control the opening and closing operation of the electromagnetic valve according to the water level height in the water tank, and realize automatic water supplementing operation of the water tank.
Description
Technical Field
The invention relates to the technical field of marine devices, in particular to a cooling water device of a marine fuel injector.
Background
The fuel injector is a precise device with very high processing precision, and is required to have large dynamic flow range, strong anti-blocking and anti-pollution capabilities and good atomization performance. Because the accurate control fuel injection quantity of sprayer, wide application is on the diesel engine on the hull, but in order to guarantee the long-term use of sprayer, need adopt cooling water device to carry out heat transfer cooling operation to the sprayer, but current cooling water device often has following problem when carrying out cooling operation to marine sprayer: the existing cooling water device cannot realize stable-pressure and constant-temperature water supply for the oil sprayer, so that the cooling effect of the oil sprayer is poor, the high-temperature water subjected to heat exchange by the oil sprayer cannot be recycled, the water is discharged after being utilized once, and water resource waste is caused; in addition, the oil sprayer consumes large water quantity in the heat exchange and cooling process, and water adding operation is needed to be carried out on the water tank manually and frequently in order to ensure normal water supply of the cooling water device.
Disclosure of Invention
The invention mainly aims to provide a cooling water device of a marine fuel injector, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a marine sprayer cooling water device, which comprises a base, the pipe, sprayer cooling water outlet pipe, two vertical water pumps and be located the plate heat exchanger of base upper end, still include the expansion tank that is located the base upper end and be located the water tank of expansion tank side, be located the blast pipe of water tank upper end, be located sprayer cooling water inlet tube and moisturizing pipe on the water tank, be located the pipeline glass sight glass on the sprayer cooling water inlet tube, be located the water tank upper end and be used for detecting the water level in the water tank and control moisturizing pipe automatic water feeding's water level detection component, connect water tank and vertical water pump and be used for sprayer cooling water reflux circulation's back flow;
the fuel injector cooling water outlet pipe is provided with a pressure gauge and a pressure switch, and the pressure switch is provided with a needle valve.
As a further optimization scheme of the invention, the lower end of the water tank is provided with a drain pipe communicated with the interior of the return pipe, and the water supplementing pipe is also provided with an electromagnetic valve which is electrically connected with the water level detection assembly.
As a further optimization scheme of the invention, the upper end of the oil sprayer cooling water inlet pipe is provided with an oil sprayer cooling water inlet which is used for being connected with an oil sprayer cooling pipeline, and one side of the needle valve, which is far away from the guide pipe, is provided with an oil sprayer cooling water outlet which is used for being connected with the oil sprayer cooling pipeline.
As a further optimization scheme of the invention, the plate heat exchanger is also respectively provided with a heat exchanger cooling water inlet and a heat exchanger cooling water outlet for the heat exchanger cooling water to enter.
As a further optimization scheme of the invention, the water tank is also provided with a spring type safety valve, and the spring type safety valve is provided with a pressure relief opening for performing pressure relief operation on the inside of the water tank.
As a further optimization scheme of the invention, the water level detection assembly comprises a grid frame positioned in the water tank, a second switch key positioned at the lower end of the grid frame and electrically connected with the electromagnetic valve, a first switch key positioned at the upper end of the grid frame and electrically connected with the electromagnetic valve, a floating plate positioned in the grid frame and a feeler lever positioned at the upper end and the lower end of the floating plate.
As a further optimization scheme of the invention, the upper end of the first switch key extends to the outside of the water tank, and the lower end of the grid frame is in contact with the lower end wall of the water tank.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the temperature regulating valve and the thermometer are arranged on the guide pipe, so that water in the guide pipe enters the plate heat exchanger again through the temperature regulating valve to perform heat exchange operation, cooling water is ensured to enter the oil sprayer to perform effective heat exchange operation, and the pressure gauge, the pressure switch and the needle valve on the pressure switch are arranged on the cooling water outlet pipe of the oil sprayer, so that water output in the cooling water outlet pipe of the oil sprayer can be subjected to water pressure detection and adjustment, the cooling water is ensured to enter the water cooling pipeline of the oil sprayer in a stable pressure manner, and constant-temperature and stable-pressure supply of the cooling water in the oil sprayer is realized.
2. According to the invention, the return pipe communicated between the water tank and the vertical water pump is arranged, so that the water body subjected to heat exchange by the oil sprayer enters the return pipe and is subjected to secondary cooling operation, and the secondary water supply operation of the oil sprayer is realized, so that water resources are saved.
3. According to the invention, through the arrangement of the water level detection assembly and the electromagnetic valve on the water supplementing pipe, the water level detection assembly can control the opening and closing operation of the electromagnetic valve according to the water level height in the water tank, so that the automatic water supplementing operation of the water tank is realized, and the burden of manual water supplementing is reduced.
4. According to the invention, the exhaust pipe, the pressure relief opening and the spring type safety valve are arranged on the water tank, so that the excessive air pressure in the water tank caused by the continuous increase of the temperature of the water stored in the water tank is avoided, the pressure relief operation of the water tank is realized, and the stable operation of the water tank is ensured.
Drawings
FIG. 1 is an overall construction diagram of a cooling water device of a marine fuel injector according to the present invention;
FIG. 2 is a schematic diagram of the front structure of a cooling water device of a marine fuel injector according to the present invention;
FIG. 3 is a schematic view of the back side structure of a cooling water device of a marine fuel injector according to the present invention;
FIG. 4 is a top view of a marine fuel injector cooling water apparatus of the present invention;
FIG. 5 is a right side view of a marine fuel injector cooling water apparatus of the present invention;
FIG. 6 is a left side view of a marine fuel injector cooling water apparatus of the present invention;
FIG. 7 is a schematic diagram of a water level detection assembly of a cooling water device for a marine fuel injector according to the present invention.
In the figure: 1. a base; 2. a plate heat exchanger; 3. a conduit; 4. a water level detection assembly; 5. a reverse valve; 6. a vertical water pump; 7. a cooling water outlet pipe of the oil sprayer; 8. a return pipe; 9. a water tank; 10. a pipe glass sight glass; 11. a cooling water inlet pipe of the oil sprayer; 12. an expansion cabinet; 13. an exhaust pipe; 14. a water supplementing pipe; 15. a cooling water inlet of the oil sprayer; 16. a cooling water inlet of the heat exchanger; 17. a pressure relief port; 18. a spring type safety valve; 19. a heat exchanger cooling water outlet; 31. a temperature regulating valve; 32. a thermometer; 41. a floating plate; 42. a first switch key; 43. a feeler lever; 44. a second switch key; 45. a grid frame; 71. a pressure gauge; 72. a pressure switch; 73. a needle valve; 74. a cooling water outlet of the oil sprayer; 91. an electromagnetic valve; 92. and a drainpipe.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
Example 1
As shown in fig. 1 and 2, the cooling water device of the marine fuel injector comprises a base 1, a guide pipe 3, a fuel injector cooling water outlet pipe 7, two vertical water pumps 6, a plate heat exchanger 2 positioned at the upper end of the base 1, an expansion cabinet 12 positioned at the upper end of the base 1, a water cabinet 9 positioned at the side end of the expansion cabinet 12, an exhaust pipe 13 positioned at the upper end of the water cabinet 9, a fuel injector cooling water inlet pipe 11 and a water supplementing pipe 14 positioned on the water cabinet 9, a pipeline glass sight glass 10 positioned on the fuel injector cooling water inlet pipe 11, a water level detection assembly 4 positioned at the upper end of the water cabinet 9 and used for detecting the water level in the water cabinet 9 and controlling the automatic water adding of the water supplementing pipe 14, and a return pipe 8 connected with the water cabinet 9 and the vertical water pumps 6 and used for the reflux circulation of the fuel injector cooling water;
the guide pipe 3 is provided with a reverse valve 5, the guide pipe 3 is also provided with a temperature regulating valve 31 and a thermometer 32, the cooling water outlet pipe 7 of the fuel injector is provided with a pressure gauge 71 and a pressure switch 72, and the pressure switch 72 is provided with a needle valve 73.
As shown in fig. 2-6, the lower end of the water tank 9 is provided with a drain pipe 92 communicated with the interior of the return pipe 8, and the water supplementing pipe 14 is also provided with a solenoid valve 91 electrically connected with the water level detection assembly 4; the upper end of the oil sprayer cooling water inlet pipe 11 is provided with an oil sprayer cooling water inlet 15 which is used for being connected with an oil sprayer cooling pipeline, and one side of the needle valve 73, which is far away from the guide pipe 3, is provided with an oil sprayer cooling water outlet 74 which is used for being connected with the oil sprayer cooling pipeline; the plate heat exchanger 2 is also respectively provided with a heat exchanger cooling water inlet 16 and a heat exchanger cooling water outlet 19 for the heat exchanger cooling water to enter; the water tank 9 is also provided with a spring type safety valve 18, the spring type safety valve 18 is provided with a pressure relief opening 17 for carrying out pressure relief operation on the inside of the water tank 9, the heated high Wen Shuiti enters the water tank 9 through the oil sprayer cooling water inlet pipe 11, the air pressure in the water tank 9 rises along with the rise of the temperature of the stored water body in the water tank 9, an operator can open the pressure relief opening 17 on the spring type safety valve 18 to realize the pressure relief operation of the water tank 9, and meanwhile, the exhaust pipe 13 on the water tank 9 can carry out exhaust operation on the water tank 9.
As shown in fig. 7, the water level detection assembly 4 includes a grill frame 45 positioned inside the water tank 9, a second switch key 44 positioned at the lower end of the grill frame 45 and electrically connected to the solenoid valve 91, a first switch key 42 positioned at the upper end of the grill frame 45 and electrically connected to the solenoid valve 91, a floating plate 41 positioned inside the grill frame 45, and a feeler lever 43 positioned at the upper and lower ends of the floating plate 41; the upper end of the first switch key 42 extends to the outside of the water tank 9, the lower end of the grid frame 45 is in contact with the lower end wall of the water tank 9, when the water in the water tank 9 is insufficient, the floating plate 41 descends along with the liquid level to enable the lower end contact rod 43 to be in contact with the second switch key 44, the electromagnetic valve 91 is opened at the moment to complete water supplementing operation of the water tank 9, and when the floating plate 41 ascends along with the liquid level to enable the upper end contact rod 43 to be in contact with the first switch key 42, the electromagnetic valve 91 is closed at the moment to stop water supplementing operation of the water tank 9, and automatic water supplementing operation of the water in the water tank 9 is achieved.
It should be noted that, the invention is a cooling water device for a marine oil sprayer, when the water supply operation is needed to be carried out on the oil sprayer by utilizing the cooling water device for the oil sprayer, an operator can drive a vertical water pump 6 to operate, at the moment, water in a water tank 9 is conveyed to a plate heat exchanger 2 through a return pipe 8 and a guide pipe 3 to carry out heat exchange cooling operation, the cooling water subjected to heat exchange is conveyed to a cooling water outlet pipe 7 of the oil sprayer again through the guide pipe 3, a thermometer 32 arranged on the guide pipe 3 can carry out temperature detection on the water conveyed by heat exchange in the pipe, a temperature regulating valve 31 arranged on the guide pipe 3 can be opened and closed according to the temperature of the water in the pipe, when the temperature in the pipe is too high, the temperature regulating valve 31 controls the water to enter the plate heat exchanger 2 again to carry out heat exchange operation, so as to ensure that the cooling water enters the oil sprayer to carry out effective heat exchange operation, the pressure gauge 71 and the pressure switch 72 arranged on the water outlet pipe 7 of the oil sprayer cooling water and the needle valve 73 arranged on the pressure switch 72 can detect and regulate the water output through the water in the water outlet pipe 7 of the oil sprayer cooling water, ensure that the cooling water is stabilized to enter the water cooling pipeline of the oil sprayer, the water in the water cooling pipeline of the oil sprayer enters the water tank 9 through the water inlet pipe 11 of the oil sprayer after heat exchange, the high Wen Shuiti of the temperature rise, the pipeline glass sight glass 10 arranged on the water inlet pipe 11 of the oil sprayer can observe the conveying state of the cooling water in the pipeline, avoid the pipeline from being blocked for a long time, be beneficial to timely pipeline maintenance operation, the air pressure in the water tank 9 is increased along with the increase of the temperature of the stored water in the water tank 9, the operation personnel can realize the pressure relief operation of the water tank 9 by opening the pressure relief opening 17 on the spring type safety valve 18, and the exhaust pipe 13 on the water tank 9 can exhaust the water tank 9, the safe operation of water tank 9 is guaranteed, along with the continuous input of high-temperature water in water tank 9 and the continuous extraction of vertical water pump 6 to the water in water tank 9, and the water evaporation appears because of the heat transfer in the sprayer, consequently, need utilize moisturizing pipe 14 to carry out timely moisturizing operation in the water tank 9, and the liquid level constantly changes in water tank 9, the kickboard 41 in the water level detection subassembly 4 goes up and down along with the liquid level synchronization this moment, when the moisture is insufficient in the water tank 9, the kickboard 41 descends along with the liquid level and makes lower extreme feeler lever 43 and No. two on-off keys 44 contact, solenoid valve 91 opens and accomplishes the moisturizing operation to water tank 9 this moment, make upper end feeler lever 43 and No. one on-off key 42 contact along with the liquid level rising when the kickboard 41, the moisturizing operation to water tank 9 is stopped to the solenoid valve 91 closure this moment, realize the automatic moisturizing operation to the water in the water tank 9, need not to carry out the moisturizing operation manually.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a marine sprayer cooling water device, includes base (1), pipe (3), sprayer cooling water outlet pipe (7), two vertical water pumps (6) and is located plate heat exchanger (2) of base (1) upper end, its characterized in that: the device also comprises an expansion cabinet (12) positioned at the upper end of the base (1), a water tank (9) positioned at the side end of the expansion cabinet (12), an exhaust pipe (13) positioned at the upper end of the water tank (9), an oil sprayer cooling water inlet pipe (11) and a water supplementing pipe (14) positioned on the water tank (9), a pipeline glass viewing mirror (10) positioned on the oil sprayer cooling water inlet pipe (11), a water level detection assembly (4) positioned at the upper end of the water tank (9) and used for detecting the water level in the water tank (9) and controlling the water supplementing pipe (14) to automatically add water, and a return pipe (8) connected with the water tank (9) and the vertical water pump (6) and used for the backflow circulation of the oil sprayer cooling water;
the oil sprayer cooling water outlet pipe (7) is provided with a pressure gauge (71) and a pressure switch (72), and the pressure switch (72) is provided with a needle valve (73);
the lower end of the water tank (9) is provided with a drain pipe (92) communicated with the interior of the return pipe (8), and the water supplementing pipe (14) is also provided with an electromagnetic valve (91) electrically connected with the water level detection assembly (4);
the water tank (9) is also provided with a spring type safety valve (18), and the spring type safety valve (18) is provided with a pressure relief opening (17) for performing pressure relief operation on the inside of the water tank (9);
the upper end of the oil sprayer cooling water inlet pipe (11) is provided with an oil sprayer cooling water inlet (15) which is connected with an oil sprayer cooling pipeline, and one side of the needle valve (73) away from the guide pipe (3) is provided with an oil sprayer cooling water outlet (74) which is connected with the oil sprayer cooling pipeline;
a heat exchanger cooling water inlet (16) and a heat exchanger cooling water outlet (19) for allowing the heat exchanger cooling water to enter are also respectively formed in the plate heat exchanger (2);
after the water body entering the water cooling pipeline of the oil sprayer exchanges heat, the warmed-up high-temperature water body enters the water tank (9) through the cooling water inlet pipe (11) of the oil sprayer;
the water level detection assembly (4) comprises a grid frame (45) positioned in the water tank (9), a second switch key (44) positioned at the lower end of the grid frame (45) and electrically connected with the electromagnetic valve (91), a first switch key (42) positioned at the upper end of the grid frame (45) and electrically connected with the electromagnetic valve (91), a floating plate (41) positioned in the grid frame (45) and a feeler lever (43) positioned at the upper end and the lower end of the floating plate (41);
the upper end of the first switch key (42) extends to the outside of the water tank (9), and the lower end of the grid frame (45) is in contact with the lower end wall of the water tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210414264.6A CN114962101B (en) | 2022-04-20 | 2022-04-20 | Cooling water device of marine fuel injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210414264.6A CN114962101B (en) | 2022-04-20 | 2022-04-20 | Cooling water device of marine fuel injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114962101A CN114962101A (en) | 2022-08-30 |
| CN114962101B true CN114962101B (en) | 2023-12-29 |
Family
ID=82978285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210414264.6A Active CN114962101B (en) | 2022-04-20 | 2022-04-20 | Cooling water device of marine fuel injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114962101B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201351555Y (en) * | 2009-01-22 | 2009-11-25 | 广州柴油机厂 | Cooling unit of diesel fuel injector |
| CN102425518A (en) * | 2011-11-21 | 2012-04-25 | 重庆潍柴发动机厂 | Marine diesel injector cooling unit |
| CN206092260U (en) * | 2016-08-31 | 2017-04-12 | 余义明 | Heavy machinery sprayer device with circulative cooling |
| CN106640417A (en) * | 2016-12-28 | 2017-05-10 | 重庆金之川动力机械有限公司 | Waste heat recovery system of generator |
| CN210242437U (en) * | 2019-06-20 | 2020-04-03 | 河南亚新窑炉有限公司 | Novel kiln cooling device |
| CN211370761U (en) * | 2019-11-19 | 2020-08-28 | 中科凯瑞新能源有限公司 | Automatic water replenishing system of backflow type pressure-bearing expansion water tank |
-
2022
- 2022-04-20 CN CN202210414264.6A patent/CN114962101B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201351555Y (en) * | 2009-01-22 | 2009-11-25 | 广州柴油机厂 | Cooling unit of diesel fuel injector |
| CN102425518A (en) * | 2011-11-21 | 2012-04-25 | 重庆潍柴发动机厂 | Marine diesel injector cooling unit |
| CN206092260U (en) * | 2016-08-31 | 2017-04-12 | 余义明 | Heavy machinery sprayer device with circulative cooling |
| CN106640417A (en) * | 2016-12-28 | 2017-05-10 | 重庆金之川动力机械有限公司 | Waste heat recovery system of generator |
| CN210242437U (en) * | 2019-06-20 | 2020-04-03 | 河南亚新窑炉有限公司 | Novel kiln cooling device |
| CN211370761U (en) * | 2019-11-19 | 2020-08-28 | 中科凯瑞新能源有限公司 | Automatic water replenishing system of backflow type pressure-bearing expansion water tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114962101A (en) | 2022-08-30 |
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