CN221032803U - Novel diesel engine respirator - Google Patents
Novel diesel engine respirator Download PDFInfo
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- CN221032803U CN221032803U CN202323252675.9U CN202323252675U CN221032803U CN 221032803 U CN221032803 U CN 221032803U CN 202323252675 U CN202323252675 U CN 202323252675U CN 221032803 U CN221032803 U CN 221032803U
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- respirator
- separation chamber
- diesel engine
- pipe
- cooling grid
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- 238000000926 separation method Methods 0.000 claims abstract description 102
- 238000001816 cooling Methods 0.000 claims abstract description 59
- 239000007789 gas Substances 0.000 claims abstract description 38
- 239000013535 sea water Substances 0.000 claims abstract description 31
- 239000002912 waste gas Substances 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 14
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- 239000003595 mist Substances 0.000 abstract description 16
- 238000001556 precipitation Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a novel diesel engine respirator, belongs to the technical field of diesel engines, and solves the problem that the diesel engine respirator in the prior art is low in waste gas-oil-gas separation efficiency. The diesel engine respirator comprises a respirator shell, an exhaust gas inlet pipe is arranged on one side of the respirator shell, a cooling grid is arranged in the respirator shell, a first separation cavity and a second separation cavity are respectively arranged at the bottom of the respirator shell, the first separation cavity is mutually communicated with the second separation cavity, the first separation cavity is communicated with the cavity of the respirator shell, a seawater cooling pipe is arranged in the first separation cavity, a guide plate is arranged at the top of the inner wall of the second separation cavity, and an exhaust gas outlet pipe is arranged in the second separation cavity. The novel diesel respirator can greatly improve the precipitation rate of oil mist in waste gas and reduce the pollution of the oil mist to the environment.
Description
Technical Field
The utility model relates to the technical field of diesel engines, in particular to a novel diesel engine respirator.
Background
The diesel engine breather is used for controlling the pressure balance of a crankcase in the diesel engine, and can separate out oil mist in the exhaust gas, so that the pollution of the exhaust gas generated by the diesel engine to the atmosphere is reduced.
Most of the diesel respirators commonly used in the prior art are filtering respirators and condensing respirators, but the two diesel respirators have the following defects: 1. as shown in fig. 1, the exhaust gas enters the cavity of the filtering respirator from the exhaust gas inlet pipe 3, the exhaust gas is filtered by the filter element 20 to filter oil mist in the exhaust gas, then the exhaust gas is discharged from the exhaust gas outlet pipe 4, and the condensed oil mist is discharged from the blow-off pipe 8, but the method needs to keep the filter screen effective for a long time, the requirement on the filter element 20 is high, and the filter element required for a large-displacement diesel engine is also high, so that the cost for using the filtering respirator is high; 2. as shown in fig. 2, the exhaust gas enters the cavity of the condensing respirator from the exhaust gas inlet pipe 3, then the exhaust gas collides with the steel plate 21 with reduced temperature, the exhaust gas condenses oil mist on the steel plate 21 when encountering cold, and finally the exhaust gas is discharged from the exhaust gas outlet pipe 4.
Disclosure of utility model
The utility model aims to solve the technical problems of the prior art, and provides a novel diesel engine respirator which can greatly improve the precipitation rate of oil mist in waste gas and reduce the pollution of the oil mist to the environment.
The technical scheme of the utility model is as follows: the utility model provides a novel diesel engine respirator, includes the respirator casing, one side of respirator casing is equipped with the waste gas intake pipe, the respirator casing in be equipped with the cooling net, the bottom of respirator casing is equipped with first separation chamber, second separation chamber respectively, first separation chamber with second separation chamber communicates each other, first separation chamber with the cavity intercommunication of respirator casing, first separation intracavity is equipped with the sea water cooling tube, the top of second separation intracavity wall is equipped with the guide plate, the second separation chamber is equipped with the waste gas outlet duct rather than the intercommunication.
As a further improvement, a cover plate is arranged on the other side of the respirator shell, and the cover plate is connected with the respirator shell through bolts.
Further, the cooling grid comprises an outer layer cooling grid and an inner layer cooling grid, one end of the outer layer cooling grid is provided with a through hole, one end of the inner layer cooling grid is provided with a connecting rod, and the connecting rod is inserted into the through hole to connect the inner layer cooling grid with the outer layer cooling grid.
Further, the exhaust gas inlet pipe is communicated with the inner layer cooling grid.
Further, a seawater inlet and a seawater outlet are respectively arranged on one side of the first separation cavity, the seawater inlet and the seawater outlet are connected through the seawater cooling pipe, and the seawater cooling pipe is arranged in the first separation cavity in a U-shaped mode.
Further, a vent pipe communicated with the first separation cavity is arranged at the bottom of the first separation cavity, and the other end of the vent pipe is communicated with the top of the second separation cavity.
Further, a first air duct is arranged at the top of the first separation cavity, penetrates through the respirator shell and is communicated with the first separation cavity.
Further, a partition plate is arranged in the middle of the second separation cavity, the guide plate is located above the partition plate, the guide plate is conical, a second air duct is arranged at the bottom of the partition plate, and the second air duct penetrates through the partition plate.
Further, a drain pipe communicated with the first separation cavity is arranged at the bottom of the first separation cavity, and the drain pipe is communicated with the bottom of the second separation cavity.
Further, a mounting bracket is arranged on one side of the respirator shell, and the first separation cavity and the second separation cavity are both connected with the mounting bracket.
Advantageous effects
Compared with the prior art, the utility model has the following advantages:
1. The novel diesel engine breather adopts a three-layer oil-gas separation technology, greatly improves the oil-gas separation efficiency of the oil-containing polluted waste gas, and reduces the pollution of the waste gas to the air.
2. According to the novel diesel engine breather, the cooling pipe of the first separation cavity is filled with seawater, so that resources can be fully utilized, and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the flow direction of exhaust gas from a filtering respirator;
FIG. 2 is a schematic view of the flow of exhaust gas from a condensing respirator;
FIG. 3 is a schematic diagram of the structure of the present utility model;
FIG. 4 is a schematic view of a longitudinal cross-sectional structure of the present utility model;
FIG. 5 is a schematic cross-sectional view of a first separation chamber and a second separation chamber according to the present utility model;
FIG. 6 is a schematic diagram of the flow direction of exhaust gas in the use of the present utility model.
Wherein: 1-installing support, 2-respirator shell, 3-exhaust gas inlet pipe, 4-exhaust gas outlet pipe, 5-cooling grid, 51-outer layer cooling grid, 52-inner layer cooling grid, 6-first separation chamber, 7-second separation chamber, 8-blow off pipe, 9-breather pipe, 10-apron, 11-sea water cooling pipe, 12-sea water inlet, 13-sea water outlet, 14-guide plate, 15-first air duct, 16-second air duct, 17-baffle, 18-through hole, 19-connecting rod, 20-filter core, 21-steel sheet.
Detailed Description
The utility model will be further described with reference to specific embodiments in the drawings.
Referring to fig. 3-6, a novel diesel engine respirator comprises a respirator shell 2, wherein an exhaust gas inlet pipe 3 is arranged on one side of the respirator shell 2, a cooling grid 5 is arranged in the respirator shell 2, a first separation cavity 6 and a second separation cavity 7 are respectively arranged at the bottom of the respirator shell 2, the first separation cavity 6 is communicated with the second separation cavity 7, the first separation cavity 6 is communicated with the cavity of the respirator shell 2, a seawater cooling pipe 11 is arranged in the first separation cavity 6, a guide plate 14 is arranged at the top of the inner wall of the second separation cavity 7, and an exhaust gas outlet pipe 4 communicated with the second separation cavity 2 is arranged at the top of the inner wall of the second separation cavity 7; after the waste gas of the crankcase enters the respirator shell 2 through the waste gas inlet pipe 3, the waste gas is firstly contacted with the cooling grid 5, and the oil mist with larger particles can be condensed when the waste gas is cooled after being contacted with the cooling grid 5, which is the first layer oil-gas separation of the diesel engine respirator, then the waste gas flows to the first separation cavity 6 along the channel, the waste gas is contacted with the seawater cooling pipe 11 in the first separation cavity 6, the oil mist is continuously condensed, which is the second layer oil-gas separation of the diesel engine respirator, then the waste gas enters the second separation cavity 7 along the breather pipe 9, the waste gas rotates tangentially along the guide plate 14 under the action of the guide plate 14, then collides with the inner wall of the second separation cavity 7, the oil mist is condensed on the inner wall of the second separation cavity 7, which is the third layer oil-gas separation of the diesel engine respirator, finally the waste gas after three-layer oil-gas separation is discharged from the waste gas outlet pipe 4, and the condensed oil mist is discharged from the blow-off pipe 8.
In this embodiment, the other side of the respirator shell 2 is provided with a cover plate 10, the cover plate 10 is connected with the respirator shell 2 through bolts, and when the cooling grid 5 in the respirator shell 2 needs to be replaced after long-term use, the cover plate 10 is convenient to detach and install quickly through the bolts, and the cooling grid 5 is replaced.
In this embodiment, the cooling grid 5 includes an outer layer cooling grid 51 and an inner layer cooling grid 52, one end of the outer layer cooling grid 51 is provided with a through hole 18, one end of the inner layer cooling grid 52 is provided with a connecting rod 19, the connecting rod 19 is inserted in the through hole 18 to connect the inner layer cooling grid 52 with the outer layer cooling grid 51, the exhaust gas inlet pipe 3 is communicated with the inner layer cooling grid 52, the outer wall of the connecting rod 19 is provided with threads, and the connecting rod 19 can be connected with the connecting rod 19 through nuts and threads to strengthen the connection between the outer layer cooling grid 51 and the inner layer cooling grid 52; in the cavity of the respirator shell 2, the total length of the inner layer cooling grid 52 and the connecting rod 19 is adapted to the cavity length of the respirator shell 2, the cooling grid 5 is limited by the inner wall of the front end of the respirator shell 2 and the cover plate 10, the cooling grid 5 is fixed in the cavity of the respirator shell 2, and meanwhile, the cooling grid 5 is convenient to replace, and in other embodiments, the cooling grid 5 can be connected with the front end of the respirator shell 2 through screws.
In this embodiment, a seawater inlet 12 and a seawater outlet 13 are respectively disposed at one side of the first separation chamber 6, the seawater inlet 12 and the seawater outlet 13 are connected through a seawater cooling pipe 11, the seawater cooling pipes 11 are arranged in a U-shaped manner in the first separation chamber 6, and the contact area between the seawater cooling pipes 11 and the waste gas can be increased by the seawater cooling pipes 11 arranged in the U-shaped manner, so that the separation efficiency is improved.
In this embodiment, the bottom of the first separation chamber 6 is provided with a vent pipe 9 communicated with the vent pipe, the other end of the vent pipe 9 is communicated with the top of the second separation chamber 7, and a connection port of the vent pipe 9 and the first separation chamber 6 is positioned below the seawater cooling pipe 11, so that the exhaust gas entering the first separation chamber 6 from the respirator housing 2 can be prevented from condensing oil mist without contacting the seawater cooling pipe 11, and the oil mist can be directly introduced into the second separation chamber through the vent pipe 9; the connection port of the vent pipe 9 and the second separation chamber is located above the partition 17.
In this embodiment, the top of the first separation chamber 6 is provided with a first air duct 15, and the first air duct 15 penetrates through the respirator housing 2 and communicates with the first separation chamber 6, and the first air duct 15 communicates the respirator housing 2 with the first separation chamber, so that the exhaust gas after the first layer of oil-gas separation enters the first separation chamber 6 through the first air duct 15.
In this embodiment, a partition plate 17 is disposed in the middle of the second separation chamber 7, a baffle 14 is disposed above the partition plate 17, the baffle 14 is conical, a second air duct 16 is disposed at the bottom of the partition plate 17, the second air duct 16 penetrates through the partition plate 17, the exhaust gas entering the second separation chamber 7 rotates in the second separation chamber 7 along the outer wall of the baffle 14 under the action of the baffle 14, collides with the inner wall of the second separation chamber 7 to condense oil mist, then enters the lower part of the second separation chamber 7 through the space between the baffle 14 and the partition plate 17 and the second air duct 16, and finally is discharged from the exhaust gas outlet pipe 4.
In this embodiment, the bottom of the first separation chamber 6 is provided with a drain pipe 8 communicated with the bottom of the first separation chamber 6, and the drain pipe 8 is communicated with the bottom of the second separation chamber 7, so that the oil mist condensed and separated out from the waste gas in the first separation chamber 6 and the second separation chamber 7 can be discharged through the drain pipe 8 communicated with the bottoms of the first separation chamber 6 and the second separation chamber 7.
In this embodiment, one side of the respirator housing 2 is provided with a mounting bracket 1, the first separation chamber 6 and the second separation chamber 7 are both connected with the mounting bracket 1, and the mounting bracket 1 is provided with a through hole, so that the mounting bracket can be connected with other components by bolts, and the mounting and the dismounting of the diesel engine respirator are facilitated.
While only the preferred embodiments of the present utility model have been described above, it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these do not affect the effect of the implementation of the present utility model and the utility of the patent.
Claims (10)
1. The utility model provides a novel diesel engine respirator, its characterized in that, including respirator casing (2), one side of respirator casing (2) is equipped with waste gas intake pipe (3), respirator casing (2) in be equipped with cooling grid (5), the bottom of respirator casing (2) is equipped with first separation chamber (6), second separation chamber (7) respectively, first separation chamber (6) with second separation chamber (7) communicate each other, first separation chamber (6) with the cavity intercommunication of respirator casing (2), be equipped with sea water cooling tube (11) in first separation chamber (6), the top of second separation chamber (7) inner wall is equipped with guide plate (14), second separation chamber (7) are equipped with waste gas outlet duct (4) rather than the intercommunication.
2. A novel diesel engine respirator according to claim 1, characterized in that the other side of the respirator housing (2) is provided with a cover plate (10), the cover plate (10) being bolted to the respirator housing (2).
3. The novel diesel engine respirator according to claim 1, wherein the cooling grid (5) comprises an outer layer cooling grid (51) and an inner layer cooling grid (52), one end of the outer layer cooling grid (51) is provided with a through hole (18), one end of the inner layer cooling grid (52) is provided with a connecting rod (19), and the connecting rod (19) is inserted into the through hole (18) to connect the inner layer cooling grid (52) with the outer layer cooling grid (51).
4. A new diesel breathing apparatus according to claim 3, characterized in that the exhaust gas inlet pipe (3) is in communication with the inner cooling grid (52).
5. The novel diesel engine breather of claim 1, wherein one side of the first separation chamber (6) is respectively provided with a seawater inlet (12) and a seawater outlet (13), the seawater inlet (12) and the seawater outlet (13) are connected through the seawater cooling pipe (11), and the seawater cooling pipe (11) is arranged in a U-shaped configuration in the first separation chamber (6).
6. A novel diesel engine respirator according to claim 1, characterized in that the bottom of the first separation chamber (6) is provided with a vent pipe (9) in communication therewith, the other end of the vent pipe (9) being in communication with the top of the second separation chamber (7).
7. A novel diesel engine respirator according to claim 1, characterized in that the top of the first separation chamber (6) is provided with a first air duct (15), the first air duct (15) extending through the respirator housing (2) and communicating with the first separation chamber (6).
8. The novel diesel engine respirator according to claim 1, wherein a partition plate (17) is arranged in the middle of the second separation chamber (7), the guide plate (14) is located above the partition plate (17), the guide plate (14) is conical, a second air duct (16) is arranged at the bottom of the partition plate (17), and the second air duct (16) penetrates through the partition plate (17).
9. A new diesel engine respirator according to claim 1, characterized in that the bottom of the first separation chamber (6) is provided with a blow-down pipe (8) in communication therewith, and that the blow-down pipe (8) is in communication with the bottom of the second separation chamber (7).
10. A novel diesel engine respirator according to any one of claims 1-9, wherein a mounting bracket (1) is provided on one side of the respirator housing (2), and the first separation chamber (6) and the second separation chamber (7) are connected to the mounting bracket (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202323252675.9U CN221032803U (en) | 2023-11-30 | 2023-11-30 | Novel diesel engine respirator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323252675.9U CN221032803U (en) | 2023-11-30 | 2023-11-30 | Novel diesel engine respirator |
Publications (1)
Publication Number | Publication Date |
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CN221032803U true CN221032803U (en) | 2024-05-28 |
Family
ID=91178972
Family Applications (1)
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CN202323252675.9U Active CN221032803U (en) | 2023-11-30 | 2023-11-30 | Novel diesel engine respirator |
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CN (1) | CN221032803U (en) |
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2023
- 2023-11-30 CN CN202323252675.9U patent/CN221032803U/en active Active
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