CN101289951A - Broad sense crankcase oil tray for motorboat engine - Google Patents
Broad sense crankcase oil tray for motorboat engine Download PDFInfo
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- CN101289951A CN101289951A CNA2008100619571A CN200810061957A CN101289951A CN 101289951 A CN101289951 A CN 101289951A CN A2008100619571 A CNA2008100619571 A CN A2008100619571A CN 200810061957 A CN200810061957 A CN 200810061957A CN 101289951 A CN101289951 A CN 101289951A
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Abstract
The invention discloses a generalized crankcase oil tray of a motorboat engine. The generalized crankcase oil tray is provided with an inner-layer shell body, an outer-layer shell body, an oil inlet pipe joint, an oil outlet pipe joint, a water inlet pipe joint, a water outlet pipe joint, an oil drain plug seat, an oil drain plug screw, an oil filling port seat and an oil filling port cover; engine oil is stored in the inner-layer shell body; cooling water flows in a jacket between the inner-layer shell body and the outer-layer shell body. The application of the generalized crankcase oil tray reduces both the height of the dry-type crankcase oil tray of the motorboat engine and the gravity of the motorboat engine, so that the whole motorboat has better dynamic property; the middle space of the motorboat is utilized to get the operations of the engine oil filling, the engine oil draining, the observation of the lube level height, etc. more convenient.
Description
Technical field
The present invention relates to a kind of structure of motor, in particular, the present invention relates to a kind of broad sense oil pan structure of motorboat engine.
Background technique
Oil sump is mainly used to store lubricant oil.Generally more than 4L, oil mass will be full of whole system and moistening cylinder wall and part to volume, the allowance of machine oil loss during also will compensating motor and refueling, and volume is relatively large.Oil sump is stressed very little, generally adopts sheet metal to be stamped to form, and the oil sump material of some motor is an aluminium, adopts casting to form.Its shape depends on the general arrangement of motor and the capacity of machine oil.Steady oil baffle is housed in the oil sump, and the pasta fluctuation is excessive when preventing the automobile porpoising.The structure relative complex has increased the height of motor.
Motor is in operation process, and the high pressure unburned gas in the firing chamber, acid, moisture content, sulphur and nitrogen oxide enter in the oil sump through the gap between piston ring and the casing wall, and the metallic dust that produces with parts depreciation mixes, and forms greasy filth.Amount suspends in oil after a little while, measures and separates out from oil when big, stops up filter cleaner and oilhole, causes the engine lubrication difficulty, causes wearing and tearing.In addition, machine oil oxidation meeting when high temperature generates paint film and carbon distribution is bonded on the piston, makes that engine consumption increases, power descends, and makes the stuck and scuffing of cylinder bore of piston ring when serious.Therefore, need regularly to use the efficient fast cleaning agent cleaning oil sump of lubrication system, keep the cleaning of engine interior.
Motorboat engine is a built-in motor, and the inner chamber of motor boat is narrower and small, and the space is very limited.Particularly the height of motor is subjected to the restriction of motor boat height.On the contrary, the axial space of motorboat engine is had a surplus.In addition, motor boat is exercised in seawater or river, requires motor boat to seal relatively, and under limited radiating condition, it is not all right far away that the lubricant oil of motor only relies on the oil sump heat radiation.Moreover motorboat engine easily produces high temperature fast, frequently quickens and moves through the high speed of being everlasting.In addition, motor boat has the cool condition of self uniqueness, utilizes seawater or river to cool off exactly.
Summary of the invention
The present invention overcomes above-mentioned the deficiencies in the prior art and based on the specific (special) requirements of motorboat engine, has proposed a kind of broad sense oil sump of motorboat engine.This broad sense oil pan structure advantages of simple with the supporting use of dry sump, stores machine oil, and has the function of cutting oil; Under various operating modes, when particularly motor kept the high speed operation, the temperature variation of machine oil was not very big, meets the requirement of motorboat engine to lubrication system.
To achieve these goals, the technological scheme taked of the present invention is:
A kind of broad sense oil sump of motorboat engine, it is provided with internal layer shell and outer casing, inlet connector, flowline connection to subsea, fill hose joint, titting water outlet, the obturating plug of draining the oil, purge cock, oil filler seat, filler cap, store machine oil in the described internal layer shell, cooling water flows in the chuck of described internal layer shell and outer casing.
Described inlet connector and flowline connection to subsea are arranged on the described internal layer shell; Described flowline connection to subsea is located at the bottom of internal layer shell, and in it stretches into internal layer shell and an end that is submerged in the lubricant oil install filter screen additional; Described inlet connector is located at the top of internal layer shell, guarantees that the oil inlet pipe that links to each other with inlet connector is in more than the oil level all the time.
Described fill hose joint and titting water outlet are arranged on the described outer casing; Described fill hose joint is located at the bottom of outer casing, and described titting water outlet then is located at the top of outer casing, in the chuck that guarantees outer casing and internal layer shell enough cooling waters to be arranged.
Described obturating plug and the oil filler seat of draining the oil is arranged on the described internal layer shell; The described obturating plug of draining the oil is located at the bottom of internal layer shell, and the fuel outlet of the described obturating plug of draining the oil down, so that can emit machine oil better; Described oil filler seat is located at the top of internal layer shell, is provided with ventilated port at described oil filler seat, and described ventilated port communicates with crankcase.
Can establish stiffening rib on the bigger plane surface of described internal layer shell and outer casing,, reduce surface vibration velocity, thereby reduce noise radiation to improve rigidity.
Described internal layer shell and outer casing are fixed by inlet connector, flowline connection to subsea, the obturating plug of draining the oil, the welding of oil filler seat; In case of necessity, can set up stiffening plate in the chuck of internal layer shell and outer casing, welding is fixing, but must guarantee that the water route is unimpeded.
This broad sense oil sump also is provided with oil rule, and described oil rule and engine oil port cover link into an integrated entity.Observing the machine oil surplus, and make that to add machine oil etc. more convenient to operate.
Establish oil baffle in the described internal layer shell, described oil baffle is provided with some apertures, and on described aperture filter screen is set.
The present invention is provided with inside and outside two-layer housing, and the internal layer shell internal volume is bigger, is about 3/5 of total measurement (volume), and the chuck internal volume of outer casing and internal layer shell is less, is about 2/5 of total measurement (volume).The internal layer shell design capacity is reserved certain space according to the needed oil level of engine running, and consideration and engine oil pump coupling, generally is about 4.2L.
The present invention and dry sump are used.Dry sump plays effects such as temporarily the depositing of pressurized crankcase, lubricant oil, transfer.Oil level in the dry sump seldom, under the different operating modes, inlet connector of the present invention may be brought part in the internal layer shell into from the gas in the crankcase, thereby causes the excessive dilatancy of internal layer shell space gas pressure, explosion when serious.Therefore, be provided with ventilated port on the oil filler seat, ventilated port is got back in the crankcase by flexible pipe, forms a gas circulation.
In the present invention, installed filter screen additional on the aperture of set oil baffle in the internal layer shell, its purpose is to isolate the metallic dust of parts depreciation generation and filter the impurity that is mingled in the machine oil, reduces wearing and tearing unnecessary between each friction pair, guarantees the reliability of lubrication system.Machine oil enters internal layer shell by inlet connector, through the oil baffle aperture after filtration net filtration enter out oil pocket, filter through flowline connection to subsea internal layer shell one end filter screen again, enter the motor main oil gallery by flowline connection to subsea by engine oil pump.
Before entering the engine pump oil system, machine oil has obtained sufficient cooling.The cooling water that flows in the chuck of outer casing and internal layer shell is directed to seawater or river, perhaps also can obtain by plug-in water tank.Enter fill hose joint by water pump complement, fill hose joint is located at the outer casing bottom, titting water outlet outer casing top, and cooling water has pressure, enters chuck and will produce local turbulent flow, and flowing of a directivity arranged.In the water movement process, cooling water has absorbed a large amount of heats, has cooled off lubricant oil fully, has improved the drawback of simple dependence surface of shell heat radiation, for easy operating modes that produces high temperature such as frequent acceleration of motor boat and high speed operations, lubricated needs have been satisfied fully.The cooling water of motor boat is finally taken heat outside the motor boat out of, has avoided a large amount of heat accumulations in motor boat.
The material of broad sense oil sump of the present invention is aluminum alloy, adopts process for treating surface, improves anti-corrosion capability.The present invention adopts inside and outside two-layer housing, utilizes the cooling water advantage of motor boat self, and lubricant oil is cooled off fully.The oil pumping system of motor is subjected to the influence of hull magnitude of inclination hardly, no matter what kind of inclination hull produces, which tilt to direction, the oil pump filler opening of motor can both be drawn onto lubricant oil all the time, effectively prevented the motor boat high speed operation at crest and trough place, oil pump is inhaled less than lubricant oil or is sucked portion gas, produces insufficient lubrication, the situation that may occur scuffing of cylinder bore when serious has guaranteed the high reliability of lubrication system.Adopt the present invention, reduced the height of motorboat engine dry sump, also reduced the center of gravity of motorboat engine simultaneously, make whole ship dynamic characteristic better.Utilize the space at motor boat middle part, add machine oil, put machine oil, operations such as observation lubricant oil liquid level height become very convenient.
Description of drawings
Fig. 1 is a kind of embodiment cross-sectional schematic of the present invention.
Fig. 2 is the plan view of the specific embodiment of the invention shown in Figure 1.
Fig. 3 is the right elevation of oil baffle in the specific embodiment of the invention shown in Figure 1.
Fig. 4 is engine oil port cover and an oil rule structural representation in the specific embodiment of the invention shown in Figure 1.
Embodiment
The broad sense oil sump of this motorboat engine as shown in Figure 1, be provided with internal layer shell 14 and outer casing 13, inlet connector 1 and flowline connection to subsea 2, fill hose joint 7 and titting water outlet 6, drain the oil obturating plug 4 and purge cock 5, oil filler seat 8 and filler cap 11, and oil rule 12, oil baffle 9 are seen Fig. 1, Fig. 2 and Fig. 3.Store machine oil in the internal layer shell 14, internal layer shell 14 and the interior cooling water that flows of the chuck of outer casing 13.Flowline connection to subsea 2 is located at the bottom of internal layer shell 14, and in it stretches into internal layer shell 14 and an end that is submerged in the lubricant oil install filter screen 15 additional; Inlet connector 1 is located at the top of internal layer shell 14, guarantees that the oil inlet pipe that links to each other with inlet connector 1 is in more than the oil level all the time.Fill hose joint 7 is located at the bottom of outer casing 13,6 tops that are located at outer casing 13 of titting water outlet, and can guarantee has enough cooling waters in the chuck of outer casing 13 and internal layer shell 14.The obturating plug 4 of draining the oil is arranged at the bottom of internal layer shell 14, and the fuel outlet of the obturating plug 4 of draining the oil down; Oil filler seat 8 is located at the top of internal layer shell 14, is provided with ventilated port 3 at oil filler seat 8, and ventilated port 3 communicates with crankcase.Be arranged at inlet connector 1, the flowline connection to subsea 2 of internal layer shell 14, the obturating plug 4 of draining the oil, oil filler seat 8, also with outer casing 13 welding, with fixing inside and outside two-layer housing.Oil rule 12 and filler cap 11 link into an integrated entity, as shown in Figure 4.Oil baffle 9 is made up of two boards, angled welding, and oil baffle 9 is arranged in the internal layer shell 14, and oil baffle 9 is provided with 6 apertures 10, as Fig. 3, is provided with filter screen on the aperture 10.
The design capacity of the internal layer shell 14 of the broad sense oil sump of this motorboat engine is 4.2L.Machine oil enters internal layer shell 14 by inlet connector 1, through oil baffle 9 apertures 10 after filtration net filtration enter out oil pocket, filter through flowline connection to subsea 2 internal layer shells 14 1 end filter screens 15 again, enter the motor main oil gallery by engine oil pump by flowline connection to subsea 2.Before entering the engine pump oil system, machine oil has obtained sufficient cooling.Seawater that motor boat is outer or river are as cooling water, pump into fill hose joint 7 through water pump complement, enter in the chuck of internal layer shell 14 and outer casing 13, the cooling water that enters in the chuck has certain pressure, produce local turbulent flow and flowing of a directivity arranged, cooling water is flowed out by titting water outlet 6 after having absorbed a large amount of heats, has cooled off lubricant oil, and has taken heat out of motor boat.
The broad sense oil pan structure advantages of simple of this motorboat engine with the supporting use of dry sump, has satisfied the requirement of motorboat engine to lubrication system well.
In conjunction with the accompanying drawings the present invention has been carried out the exemplary type description above, obviously the present invention has obtained fully certainly through facts have proved.Every improvement of having adopted the various unsubstantialities that method of the present invention and technological scheme carry out, or design of the present invention and technological scheme are applied to other occasion without improving directly, all in protection scope of the present invention.
Claims (9)
1. the broad sense oil sump of a motorboat engine, it is characterized in that: it is provided with internal layer shell (14) and outer casing (13), inlet connector (1), flowline connection to subsea (2), fill hose joint (7), titting water outlet (6), the obturating plug of draining the oil (4), purge cock (5), oil filler seat (8), filler cap (11), store machine oil in the described internal layer shell (14), described internal layer shell (14) and the interior cooling water that flows of the chuck of outer casing (13).
2. according to the broad sense oil sump of the described a kind of motorboat engine of claim 1, it is characterized in that: described inlet connector (1) and flowline connection to subsea (2) are arranged on the described internal layer shell (14); Described flowline connection to subsea (2) is located at the bottom of internal layer shell (14), and in it stretches into internal layer shell (14) and an end that is submerged in the lubricant oil install filter screen (15) additional; Described inlet connector (1) is located at the top of internal layer shell (14), guarantees that the oil inlet pipe that links to each other with inlet connector (1) is in more than the oil level all the time.
3. according to the broad sense oil sump of the described a kind of motorboat engine of claim 1, it is characterized in that: described fill hose joint (7) and titting water outlet (6) are arranged on the described outer casing (13); Described fill hose joint (7) is located at the bottom of outer casing (13), and described titting water outlet (6) then is located at the top of outer casing (13), in the chuck that guarantees outer casing (13) and internal layer shell (14) enough cooling waters to be arranged.
4. according to the broad sense oil sump of the described a kind of motorboat engine of claim 1, it is characterized in that: described obturating plug of draining the oil (4) and oil filler seat (8) are arranged on the described internal layer shell (14); The described obturating plug of draining the oil (4) is located at the bottom of internal layer shell (14), and the fuel outlet of the described obturating plug of draining the oil (4) down; Described oil filler seat (8) is located at the top of internal layer shell (14), is provided with ventilated port (3) at described oil filler seat (8), and described ventilated port (3) communicates with crankcase.
5. according to the broad sense oil sump of the described a kind of motorboat engine of claim 1, it is characterized in that: the plane surface of described internal layer shell (14) and outer casing (13) is provided with stiffening rib, to improve rigidity, reduce surface vibration velocity, thereby reduce noise radiation.
6. according to the broad sense oil sump of the described a kind of motorboat engine of claim 1, it is characterized in that: described internal layer shell (14) and outer casing (13) are fixed by inlet connector (1), flowline connection to subsea (2), the obturating plug of draining the oil (4), oil filler seat (8) welding.
7. according to the broad sense oil sump of the described a kind of motorboat engine of claim 6, it is characterized in that: in the chuck of described internal layer shell (14) and outer casing (13), set up stiffening plate, welding is fixing.
8. according to the broad sense oil sump of any described a kind of motorboat engine of claim 1 to 7, it is characterized in that: it also is provided with oil rule (12), and described oil rule (12) and filler cap (11) link into an integrated entity.
9. according to the broad sense oil sump of any described a kind of motorboat engine of claim 1 to 7, it is characterized in that: establish oil baffle (9) in the described internal layer shell (14), described oil baffle (9) is provided with some apertures (10), and on described aperture (10) filter screen is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100619571A CN101289951A (en) | 2008-05-31 | 2008-05-31 | Broad sense crankcase oil tray for motorboat engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100619571A CN101289951A (en) | 2008-05-31 | 2008-05-31 | Broad sense crankcase oil tray for motorboat engine |
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| Publication Number | Publication Date |
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| CN101289951A true CN101289951A (en) | 2008-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100619571A Pending CN101289951A (en) | 2008-05-31 | 2008-05-31 | Broad sense crankcase oil tray for motorboat engine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846170A (en) * | 2009-03-23 | 2010-09-29 | 赛盛重型齿轮株式会社 | Lubricant oil cooling apparatus for power transmission apparatus |
| CN102052122A (en) * | 2011-01-27 | 2011-05-11 | 奇瑞汽车股份有限公司 | Oil pan for engine |
| CN101886573B (en) * | 2009-05-15 | 2012-07-04 | 应晶晶 | Motorboat power engine modified by using K14B engine and modification method |
| CN103437854A (en) * | 2013-09-05 | 2013-12-11 | 中国北方发动机研究所(天津) | Diesel engine external-cycle oil tank structure |
| CN103603835A (en) * | 2013-11-19 | 2014-02-26 | 阜新德尔汽车部件股份有限公司 | Hydraulic reservoir for elector-hydraulic power steering systems |
| CN104929728A (en) * | 2015-06-29 | 2015-09-23 | 金坛鑫田柴油机有限公司 | Roundabout cooling and filtering type engine oil cooler |
| CN112494877A (en) * | 2020-11-25 | 2021-03-16 | 中船澄西船舶修造有限公司 | Carbon dioxide fire extinguisher rehearsal device |
| CN112502810A (en) * | 2019-09-16 | 2021-03-16 | 成都阿里时意科技有限公司 | Oil pan for engine |
-
2008
- 2008-05-31 CN CNA2008100619571A patent/CN101289951A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846170A (en) * | 2009-03-23 | 2010-09-29 | 赛盛重型齿轮株式会社 | Lubricant oil cooling apparatus for power transmission apparatus |
| CN101886573B (en) * | 2009-05-15 | 2012-07-04 | 应晶晶 | Motorboat power engine modified by using K14B engine and modification method |
| CN102052122A (en) * | 2011-01-27 | 2011-05-11 | 奇瑞汽车股份有限公司 | Oil pan for engine |
| CN103437854A (en) * | 2013-09-05 | 2013-12-11 | 中国北方发动机研究所(天津) | Diesel engine external-cycle oil tank structure |
| CN103437854B (en) * | 2013-09-05 | 2015-10-28 | 中国北方发动机研究所(天津) | A kind of diesel engine external-cycle oil tank structure |
| CN103603835A (en) * | 2013-11-19 | 2014-02-26 | 阜新德尔汽车部件股份有限公司 | Hydraulic reservoir for elector-hydraulic power steering systems |
| CN104929728A (en) * | 2015-06-29 | 2015-09-23 | 金坛鑫田柴油机有限公司 | Roundabout cooling and filtering type engine oil cooler |
| CN112502810A (en) * | 2019-09-16 | 2021-03-16 | 成都阿里时意科技有限公司 | Oil pan for engine |
| CN112494877A (en) * | 2020-11-25 | 2021-03-16 | 中船澄西船舶修造有限公司 | Carbon dioxide fire extinguisher rehearsal device |
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Open date: 20081022 |