CN104018906A - Gasoline engine with pressure lubrication structure and lubrication structure of gasoline engine - Google Patents
Gasoline engine with pressure lubrication structure and lubrication structure of gasoline engine Download PDFInfo
- Publication number
- CN104018906A CN104018906A CN201410212067.1A CN201410212067A CN104018906A CN 104018906 A CN104018906 A CN 104018906A CN 201410212067 A CN201410212067 A CN 201410212067A CN 104018906 A CN104018906 A CN 104018906A
- Authority
- CN
- China
- Prior art keywords
- lubrication
- mount pin
- oil pump
- oil
- petrol engine
- Prior art date
Links
- 238000005461 lubrication Methods 0.000 title claims abstract description 56
- 239000003921 oils Substances 0.000 claims abstract description 33
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 239000007789 gases Substances 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 239000011257 shell materials Substances 0.000 claims abstract description 10
- 230000000875 corresponding Effects 0.000 claims abstract description 5
- 239000010705 motor oils Substances 0.000 claims abstract description 5
- 230000001050 lubricating Effects 0.000 claims description 15
- 230000001105 regulatory Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 239000010721 machine oils Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 2
- 238000000034 methods Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
Abstract
Description
Technical field
The invention belongs to petrol engine and lubrication system thereof, specifically, relate in particular to a kind of miniature gasoline engine and lubricating structure thereof that pressure lubrication structure is installed.
Background technique
What original petrol engine mainly adopted is to fly mist formula lubricating system, adopt vaporific oil droplet to be lubricated movement parts, owing to there is no special machine oil transporting power apparatus, it is lubricated that machine oil flies mist under the drive of shift fork and oil thrower wheel, there is lubricated not in place, halfway phenomenon, this lubricating structure often occurs that connnecting rod big end and piston wear seriously cause machine durability to reduce, and affect the working life of petrol engine; Existing petrol engine exists component fabricating cost in early stage higher, has the phenomenon of poor processability after moulding, and casing and housing structure are installed more complicated, Mold Making difficulty, and versatility there are differences, and can not well support the lubricated of related components.
Summary of the invention
The object of the present invention is to provide a kind of miniature gasoline engine and lubricating structure thereof that pressure lubrication structure is installed, it can solve petrol engine, and the especially lubricated problem not in place of miniature gasoline engine, reduces the processing of petrol engine and assemble difficulty, controls cost.
Pressure lubrication for petrol engine structure of the present invention, comprise mount pin first, mount pin second, described mount pin is positioned at petrol engine side cover, mount pin second is positioned at petrol engine shell, and described mount pin is provided with plain cushion, cam wheel, oil pump cover, oil pump internal tooth, oil pump external tooth, is provided with lubrication channel in mount pin, the cylinder body that lubrication channel is corresponding is provided with lubrication hole first, is provided with lubrication hole second on the mount pin between plain cushion and cam wheel; Described mount pin second is provided with speed regulation gear, back-up ring.
The petrol engine that above-mentioned lubricating structure is installed of the present invention, comprise cylinder body, casing, case lid, bent axle, connecting rod, piston, in casing, be provided with sump, described cylinder body, casing, case lid are the separate structure up and down along the central axis of bent axle, described case lid is provided with engine oil sensor, described bent axle is installed on by bearing on the assemblying body of cylinder body and casing, and the lower end of connecting rod is provided with shift fork; Described petrol engine is provided with lubrication balance structure, lubricating structure is installed in side cover, mount pin second is positioned at petrol engine shell, described mount pin is positioned at petrol engine side cover, mount pin second is positioned at petrol engine shell, and described mount pin is provided with plain cushion, cam wheel, oil pump cover, oil pump internal tooth, oil pump external tooth, is provided with lubrication channel in mount pin, the cylinder body that lubrication channel is corresponding is provided with lubrication hole first, is provided with lubrication hole second on the mount pin between plain cushion and cam wheel; Described mount pin second is provided with speed regulation gear, back-up ring; Described lubrication balance structure comprises respirating tube, isolation ward, Oil-gas Separation chamber, and described isolation ward is connected by respirating tube with Oil-gas Separation chamber.
Compared with prior art, the present invention has following beneficial effect:
1, adopt more effective lubricating system, solve lubricated problem not in place in former miniature gasoline engine, use cam wheel to drive oil pump assembly to carry out oil transportation action, compact structure, take full advantage of the transfer function of gear, after using operation of oil pump, make engine-horizontal axle and vertical axis be sufficient lubrication state, applicability is stronger.
2, by the improvement to petrol engine dependency structure and component, make petrol engine assembling easy, adaptability is stronger, reduces assembling and the difficulty that adds man-hour, controls cost.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the position view of isolation ward and Oil-gas Separation chamber in the present invention.
In figure: 1, cylinder body; 2, casing; 3, case lid; 4, engine oil sensor; 5, sump; 6, mount pin second; 7, speed regulation gear; 8, cam wheel; 9, oil pump internal tooth; 10, lubrication channel; 11, mount pin; 12, oil pump external tooth; 13, oil pump cover; 14, petrol engine side cover; 15, fixing pin; 16, lower shake-changing arm; 17, plain cushion; 18, connecting rod; 19, bent axle; 20, shift fork; 21, lubrication hole first; 22, lubrication hole second; 23, piston; 24, back-up ring; 25, bearing; 26, isolation ward; 27, Oil-gas Separation chamber.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
Because existing miniature gasoline engine exists lubricated inadequate problem, the invention provides the lubricating structure of following structure, comprise mount pin first 11, mount pin second 6, described mount pin 11 is positioned at petrol engine side cover 14, mount pin second 6 is positioned at petrol engine shell, described mount pin 11 is provided with plain cushion 17, cam wheel 8, oil pump cover 13, oil pump internal tooth 9, oil pump external tooth 12, in mount pin 11, be provided with lubrication channel 10, the cylinder body 1 of lubrication channel 10 correspondences is provided with lubrication hole first 21, on the mount pin 11 between plain cushion 17 and cam wheel 8, is provided with lubrication hole second 22; Described mount pin second 6 is provided with speed regulation gear 7, back-up ring 24.
The petrol engine of above-mentioned lubricating structure is installed, comprise cylinder body 1, casing 2, case lid 3, bent axle 19, connecting rod 18, piston 23, in casing 1, be provided with sump 5, it is characterized in that: the separate structure up and down that described cylinder body 1, casing 2, case lid 3 are the central axis along bent axle 19, described case lid 3 is provided with engine oil sensor 4, described bent axle 19 is installed on the assemblying body of cylinder body 1 and casing 2 by bearing 25, and the lower end of connecting rod 18 is provided with shift fork 20; Described lubricating structure is installed in side cover 14, mount pin second 6 is positioned at petrol engine shell, described mount pin 11 is positioned at petrol engine side cover 14, mount pin second 6 is positioned at petrol engine shell, described mount pin 11 is provided with plain cushion 17, cam wheel 8, oil pump cover 13, oil pump internal tooth 9, oil pump external tooth 12, in mount pin 11, be provided with lubrication channel 10, the cylinder body 1 of lubrication channel 10 correspondences is provided with lubrication hole first 21, on the mount pin 11 between plain cushion 17 and cam wheel 8, is provided with lubrication hole second 22; Described mount pin second 6 is provided with speed regulation gear 7, back-up ring 24; Described lubrication balance structure comprises respirating tube, isolation ward 26, Oil-gas Separation chamber 27, and described isolation ward 26 is connected by respirating tube with Oil-gas Separation chamber 27.
In use, by oil pipe, described lubricating structure is connected with sump 5, drive cam wheel 8 by bent axle 19, under the effect of cam wheel 8, drive under the effect of oil pump internal tooth 9, oil pump external tooth 12, machine oil is injected to upper end and the oil pump gear of motion assembly by lubrication channel 10, lubrication hole first 21, to reach the object of the each main movement component of sufficient lubrication.
Meanwhile, lubrication balance structure is also installed on the petrol engine that above-mentioned lubricating structure is installed, comprises respirating tube, isolation ward 26, Oil-gas Separation chamber 27, described isolation ward 26 is connected by respirating tube with Oil-gas Separation chamber 27.Lubrication balance structure can be guaranteed the normal work of petrol engine.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212067.1A CN104018906A (en) | 2014-05-20 | 2014-05-20 | Gasoline engine with pressure lubrication structure and lubrication structure of gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212067.1A CN104018906A (en) | 2014-05-20 | 2014-05-20 | Gasoline engine with pressure lubrication structure and lubrication structure of gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104018906A true CN104018906A (en) | 2014-09-03 |
Family
ID=51435861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410212067.1A CN104018906A (en) | 2014-05-20 | 2014-05-20 | Gasoline engine with pressure lubrication structure and lubrication structure of gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104018906A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250273B1 (en) * | 1998-07-22 | 2001-06-26 | Honda Giken Kogyo Kabushiki Kaisha | 4-cycle engine |
| CN102337945A (en) * | 2011-10-15 | 2012-02-01 | 浙江乐恒动力科技有限公司 | Lubrication device of engine |
| CN102562215A (en) * | 2010-11-29 | 2012-07-11 | Etg有限公司 | Engine lubrication method |
| CN202417636U (en) * | 2012-02-16 | 2012-09-05 | 重庆宗申通用动力机械有限公司 | Lubricating mechanism of a gasoline engine |
| US20130074802A1 (en) * | 2011-09-22 | 2013-03-28 | Etg Limited | Engine Lubrication Method |
| CN103321709A (en) * | 2012-06-15 | 2013-09-25 | 苏州科瓴精密机械科技有限公司 | Lubricating system for four-stroke engine |
| CN203835484U (en) * | 2014-05-20 | 2014-09-17 | 山东华盛中天工程机械有限责任公司 | Gasoline engine provided with pressure lubrication structure and lubrication structure of gasoline engine |
-
2014
- 2014-05-20 CN CN201410212067.1A patent/CN104018906A/en not_active Application Discontinuation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250273B1 (en) * | 1998-07-22 | 2001-06-26 | Honda Giken Kogyo Kabushiki Kaisha | 4-cycle engine |
| CN102562215A (en) * | 2010-11-29 | 2012-07-11 | Etg有限公司 | Engine lubrication method |
| US20130074802A1 (en) * | 2011-09-22 | 2013-03-28 | Etg Limited | Engine Lubrication Method |
| CN102337945A (en) * | 2011-10-15 | 2012-02-01 | 浙江乐恒动力科技有限公司 | Lubrication device of engine |
| CN202417636U (en) * | 2012-02-16 | 2012-09-05 | 重庆宗申通用动力机械有限公司 | Lubricating mechanism of a gasoline engine |
| CN103321709A (en) * | 2012-06-15 | 2013-09-25 | 苏州科瓴精密机械科技有限公司 | Lubricating system for four-stroke engine |
| CN203835484U (en) * | 2014-05-20 | 2014-09-17 | 山东华盛中天工程机械有限责任公司 | Gasoline engine provided with pressure lubrication structure and lubrication structure of gasoline engine |
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Application publication date: 20140903 |
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| RJ01 | Rejection of invention patent application after publication |