CN105927381B - Power surfboard single-cylinder double stroke water-cooled engine - Google Patents
Power surfboard single-cylinder double stroke water-cooled engine Download PDFInfo
- Publication number
- CN105927381B CN105927381B CN201610483924.0A CN201610483924A CN105927381B CN 105927381 B CN105927381 B CN 105927381B CN 201610483924 A CN201610483924 A CN 201610483924A CN 105927381 B CN105927381 B CN 105927381B
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- China
- Prior art keywords
- crankcase
- cylinder
- double stroke
- cooled engine
- starting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0002—Cylinder arrangements
- F02F7/0004—Crankcases of one-cylinder engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/006—Camshaft or pushrod housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The present invention relates to the single-cylinder double stroke water-cooled engines for power surfboard or microlight-type motor boat comprising the entire activation system for starting motor is arranged in the confined space being made of starting gear box cover, crankcase and motor tail end cover.Structure of the invention is compact, it reduces volume, reduce whole height and total quality, be achieved the lightweight of power surfboard, starting motor and activation system are all sealed in starting reduction gearbox simultaneously, greatly improve the corrosion resistance of activation system and reliability.
Description
Technical field
The present invention relates to single-cylinder double stroke water-cooled engines, especially send out for power surfboard or microlight-type motor boat
Motivation.Be it is a kind of it is compact-sized, reliable, electrically activate, without output speed reducer structure, can reduce whole height, reduce volume, reduce it is whole
Weight, the power surfboard single-cylinder double stroke water-cooled engine for improving revolving speed and output power.
Background technique
Existing common motive power surfboard uses existing motorcycle engine for power, has by taking the Mei Ji of Zhoushan as an example
The complex appts such as output speed reducer structure, for most light engine weight more than 20 kilograms, total quality is most gently 75 kilograms, by
It is big in quality weight, volume, it can not achieve power surfboard or microlight-type motor boat lightness, power surfboard can not be reduced
Volume.
In order to overcome the problems referred above, applicant applied in 2014 a kind of single-cylinder double stroke water-cooled engine (application number:
CN201410496810.0 publication number: CN104295370A), although the single-cylinder double stroke water-cooled engine is compact-sized, volume
It is small, it is light-weight, but starting motor and actuating mechanism are not fully sealed, are unfavorable for waterproof, anti-corrosion and lubrication.
In the prior art, the starting of motorcycle engine is fixed together with one-way clutch ontology with crankshaft, unidirectionally from
Clutch gear wheel is fixed on maneton by bearing, and clutch body is rotated with crankshaft after starting, clutch gearwheel bearing
Inner ring is also rotated with crankshaft, and the program is such as directly used in this two stroke engine, will make one-way clutch because of engine speed height
Device gearwheel bearing service life is short, and reliability reduces.
Summary of the invention
The object of the present invention is to provide it is a kind of it is compact-sized, reliable, electrically activate, reduce volume, reduce total quality, raising
Revolving speed and output power and entire activation system is sealed in starting box, the waterproofing grade of activation system is improved, convenient for opening
Lubrication and corrosion-resistant, the high reliablity of motivation structure, power surfboard at low cost single-cylinder double stroke water-cooled engine.
To realize the present invention above-mentioned purpose and the technical solution adopted is that；A kind of power surfboard single-cylinder double stroke water cooling
Engine, including carburetor, crankcase, motor tail end cover, cylinder, cylinder cap, crankshaft, the activation system including starting motor, spring
Plate valve；Wherein: cylinder and carburetor are separately positioned on the both ends of crankcase, in the center line and crankcase of carburetor
Heart line intersects at angle, and the center line of the cylinder is overlapped with the center line of crankcase；The starting motor, which is located at, to be changed
Angle between oily device and crankcase；The carburetor is connected to the air inlet of crankcase, carburetor and crankcase into
Air inlet leaf valve is provided between port；It is characterized by:
Activation system including starting motor, further includes one-way clutch ontology, the one-way clutch being mounted on crankshaft
Gear wheel and starting deceleration intermediate gear；One-way clutch gear wheel is fixed on the fixed column of starting gear box cover by bearing
On, starting deceleration intermediate gear is set between one-way clutch gear wheel and starting motor gear (16), including the whole of starting motor
A activation system is arranged in the confined space being made of starting gear box cover, crankcase and motor tail end cover.
The fixed bolt hole for stationary engine is provided on the crankcase and cylinder shell.
Be provided on the cylinder shell cooling water outlet being connected to the inner cavity of cylinder, cooling water into
Mouth and exhaust outlet.
The crankshaft output end of the crankcase is equipped with shaft coupling.
The outer ring of the shaft coupling is equipped with the desk-top crankshaft position sensor of biconvex.
The engine has digital inductance igniter, which is the inductance type ignitor of speed limit 20000r/min.
The carburetor is communicated with the air inlet of crankcase, and air inlet reed is equipped between carburetor and crankcase intake
Valve.
The reed of the air inlet leaf valve is the V-shaped valve of books circulation sectional area made of carbon fiber board.
The crankshaft output end of the exhaust outlet and crankcase is located at the same side of crankcase.
The centerlines of carburetor and crankcase are 10-40 °.
The good effect that the present invention is generated due to above structure be it is significant, i.e., due to it is compact-sized reduce volume,
Whole height and total quality are reduced, the lightweight of power surfboard is achieved, while will starting motor and starting system
System is all sealed in starting reduction gearbox, greatly improves the corrosion resistance of activation system and reliability.Since engine start is complete
Cheng Hou, in addition to one-way clutch ontology is with crankshaft rotation, remaining part does not operate a whole set of activation system with engine.It extends
The service life of activation system.
Detailed description of the invention
The present invention can be further illustrated by the non-limiting examples that attached drawing provides:
Fig. 1 sheet is the structural schematic diagram of invention
Fig. 2 is the right side structural representation of Fig. 1
Fig. 3 is the head-up structural schematic diagram of Fig. 1
In figure: 1, carburetor；2, crankcase；3, motor tail end cover；4, shaft coupling；5, exhaust outlet；6, cooling water inlet；7,
Cylinder；8, cylinder cap；9, spark plug；10, cooling water outlet；11, crankshaft；12, one-way clutch ontology；13, one-way clutch is big
Gear；14, start gear box cover；15, start deceleration intermediate gear；16, start motor gear；17, start motor；18, air inlet
Leaf valve.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
Referring to attached drawing 1 to 3, new single cylinder two-stroke water cooled engine in figure, including carburetor 1, crankcase 2, motor
Tail end cover 3, cylinder 7, cylinder cap 8, crankshaft 11, activation system, air inlet leaf valve 18 including starting motor 17；Wherein: engine
Cylinder 7 and carburetor 1 are separately positioned on the both ends of crankcase 2, and the center line of carburetor 1 and the center line of crankcase 2 are at angle
Intersection, the center line of the cylinder 7 are overlapped with the center line of crankcase 2；The starting motor 17 be located at carburetor 1 with
Angle between crankcase 2；The carburetor 1 is connected to the air inlet of crankcase 2, in the air inlet of carburetor 1 and crankcase 2
Air inlet leaf valve 18 is provided between mouthful；Wherein:
It further include the one-way clutch ontology 12 being mounted on crankshaft, unidirectional in activation system including starting motor 17
Clutch gear wheel 13 and starting deceleration intermediate gear 15；One-way clutch gear wheel 13 is fixed on starting reduction gearbox by bearing
In the fixed column of lid 14, starting deceleration intermediate gear 15, packet are set between one-way clutch gear wheel 13 and starting motor gear 16
Include starting motor 17 entire activation system be arranged in be made of starting gear box cover 14, crankcase 2 and motor tail end cover 3 it is close
It closes in space.
In embodiment, the one-way clutch ontology 12, one-way clutch gear wheel 13 be using motorcycle it is unidirectional from
Clutch assembly, one-way clutch gear wheel and one-way clutch body fits unidirectional delivery torque.The motorcycle it is unidirectional from
Clutch is selected from commercial product, the improved places such as three pearl clutch of motorcycle and is: one-way clutch gear wheel does not pass through bearing
It is fixed on maneton, but is fixed in the fixed column of starting gear box cover 14 by bearing, one-way clutch gear wheel 13
Starting deceleration intermediate gear 15, i.e. starting deceleration intermediate gear 15 and starting motor gear 16 are set between starting motor gear 16
Engagement, starting deceleration intermediate gear 15 are engaged by its shaft gear with one-way clutch gear wheel 13.
Due to above structure, activation system is after start completion, and only one-way clutch ontology 12 is rotated with crankshaft 11, opens
Dynamic system remaining part is in stationary state；Activation system is mounted in sealing space simultaneously, improves systematic waterproofing anti-corrosion
Performance can also be lubricated activation system, greatly improve the reliability of activation system.
The center line of told carburetor 1 and the center line 10-40 ° of angle of formation of crankcase 2, preferably 28 °；The engine
The center line of cylinder 7 is overlapped with the center line of crankcase 2；The starting motor 17 is located at the angle of carburetor 1 and crankcase 2
Place.
The fixed bolt hole for stationary engine is provided on 7 shell of the crankcase 2 and cylinder.
The cooling water outlet 10 being connected to the inner cavity of cylinder, cooling are provided on 7 shell of cylinder
Water inlet 6 and exhaust outlet 5.
The carburetor 1 is communicated with the air inlet of crankcase 2, and air inlet spring is equipped between 2 air inlet of carburetor 1 and crankcase
Plate valve 18.
For convenient for output power, in embodiment, preferably；11 output end of crankshaft of the crankcase 2 is equipped with shaft coupling
Device 4；Shaft coupling 4 is connected directly with surfboard hydraulic propeller axis, without any deceleration device when power output.
To guarantee detection accuracy, in instances, preferably；Biconvex desk-top crankshaft is installed in the outer circle of the shaft coupling 4
Position sensor.The desk-top crankshaft position sensor of the biconvex keeps detection accuracy higher, provides accurate song for ignition controller
Shaft position signal and tach signal.
To guarantee ignition performance, in embodiment, preferred: the engine configuration has inductance type ignitor, the igniting
Device is the inductance type ignitor of speed limit 20000r/min.
In embodiment, preferred for the using effect for guaranteeing carburetor 1: the reed of air inlet leaf valve 18 is carbon fiber
The V-shaped valve of big cross section of fluid channel product made of plate.So that the light-weight and natural frequency of vibration of air inlet leaf valve 18 is high.
It is in embodiment, preferred: the exhaust outlet 5 and 11 output end of crankshaft for convenient for installing muffler at exhaust outlet 5
Positioned at the same side of crankcase 2, which reduces the whole height of engine.
Using single-cylinder double stroke water-cooled engine provided by the invention, design and manufacture portable power surfboard,
It when microlight-type motor boat, can significantly reduce enging cabin size, accordingly reduce hull size, hull weight reduces, in addition
Engine weight is extremely low, so that power surfboard or the lightweight of microlight-type motor boat, small size direction is developed becomes possible.
Obviously, all embodiments of foregoing description are a part of the embodiments of the present invention, instead of all the embodiments.Base
It is obtained by those of ordinary skill in the art without making creative efforts every other in the embodiment of the present invention
Embodiment belongs to the scope that the present invention protects.
Claims (10)
1. a kind of power surfboard single-cylinder double stroke water-cooled engine, including carburetor (1), crankcase (2), motor tail end cover
(3), cylinder (7), cylinder cap (8), crankshaft (11), the activation system including starting motor (17)；Wherein: cylinder (7) and
Carburetor (1) is separately positioned on the both ends of crankcase (2), and the center line of carburetor (1) and the center line of crankcase (2) are at angle
Intersection, the center line of the cylinder (7) are overlapped with the center line of crankcase (2)；The starting motor (17), which is located at, to be changed
Angle between oily device (1) and crankcase (2)；The carburetor (1) is connected to the air inlet of crankcase (2), in carburetor
(1) it is provided between the air inlet of crankcase (2) air inlet leaf valve (18)；It is characterized by:
Including start motor (17) activation system, further include the one-way clutch ontology (12) being mounted on crankshaft, unidirectionally from
Clutch gear wheel (13) and starting deceleration intermediate gear (15)；One-way clutch gear wheel (13) is fixed on starting by bearing and subtracts
In the fixed column of fast case lid (14), it is intermediate that starting deceleration is set between one-way clutch gear wheel (13) and starting motor gear (16)
Gear (15), the entire activation system including starting motor (17) are arranged in by starting gear box cover (14), crankcase (2) and electricity
In the confined space of tail end cap (3) composition.
2. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that: the crankshaft
The fixed bolt hole for stationary engine is provided on case (2) and cylinder (7) shell.
3. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that: described to start
The cooling water outlet (10) being connected to the inner cavity of cylinder, cooling water inlet (6) and row are provided on machine cylinder (7) shell
Port (5).
4. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that: the song
Crankshaft (11) output end of axle box (2) is equipped with shaft coupling (4).
5. power surfboard according to claim 4 single-cylinder double stroke water-cooled engine, it is characterised in that；The shaft coupling
The outer ring of device (4) is equipped with the desk-top crankshaft position sensor of biconvex.
6. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that；It is described to start
Machine has digital inductance igniter, which is the inductance type ignitor of speed limit 20000r/min.
7. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that；The carburetion
Device (1) is communicated with the air inlet of crankcase (2), and air inlet leaf valve is equipped between carburetor (1) and crankcase (2) air inlet
(18).
8. power surfboard according to claim 7 single-cylinder double stroke water-cooled engine, feature with the air inlet
The reed of leaf valve (18) is the V-shaped valve of books circulation sectional area made of carbon fiber board.
9. power surfboard according to claim 3 single-cylinder double stroke water-cooled engine, it is characterised in that: the exhaust
Mouth (5) and the crankshaft output end of crankcase (2) are located at the same side of crankcase.
10. power surfboard according to claim 1 single-cylinder double stroke water-cooled engine, it is characterised in that: carburetor
It (1) is 10 ° -40 ° with the centerlines of crankcase (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610483924.0A CN105927381B (en) | 2016-06-28 | 2016-06-28 | Power surfboard single-cylinder double stroke water-cooled engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610483924.0A CN105927381B (en) | 2016-06-28 | 2016-06-28 | Power surfboard single-cylinder double stroke water-cooled engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105927381A CN105927381A (en) | 2016-09-07 |
| CN105927381B true CN105927381B (en) | 2019-01-11 |
Family
ID=56828898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610483924.0A Active CN105927381B (en) | 2016-06-28 | 2016-06-28 | Power surfboard single-cylinder double stroke water-cooled engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN105927381B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266284B (en) * | 2018-04-04 | 2024-01-19 | 芜湖长捷航空动力科技有限责任公司 | Horizontal water-cooled side exhaust engine |
| CN109538350A (en) * | 2019-01-22 | 2019-03-29 | 常州市兔客智能科技有限公司 | Boating-used equipment engine and its working method and power surfboard |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862005A (en) * | 2005-05-11 | 2006-11-15 | 雅马哈发动机株式会社 | Engine device for motorcycles |
| CN104279246A (en) * | 2013-07-09 | 2015-01-14 | Skf公司 | Torque transmission mechanism |
| CN104295427A (en) * | 2014-09-25 | 2015-01-21 | 重庆特飞航空动力科技有限公司 | Starting mechanism for two-stroke water-cooled engine |
| CN104295370A (en) * | 2014-09-25 | 2015-01-21 | 重庆特飞航空动力科技有限公司 | Single-cylinder two-stroke water-cooled engine |
| CN206054103U (en) * | 2016-06-28 | 2017-03-29 | 重庆特飞航空动力科技有限公司 | Power surfboard single-cylinder double stroke water-cooled engine |
-
2016
- 2016-06-28 CN CN201610483924.0A patent/CN105927381B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862005A (en) * | 2005-05-11 | 2006-11-15 | 雅马哈发动机株式会社 | Engine device for motorcycles |
| CN104279246A (en) * | 2013-07-09 | 2015-01-14 | Skf公司 | Torque transmission mechanism |
| CN104295427A (en) * | 2014-09-25 | 2015-01-21 | 重庆特飞航空动力科技有限公司 | Starting mechanism for two-stroke water-cooled engine |
| CN104295370A (en) * | 2014-09-25 | 2015-01-21 | 重庆特飞航空动力科技有限公司 | Single-cylinder two-stroke water-cooled engine |
| CN206054103U (en) * | 2016-06-28 | 2017-03-29 | 重庆特飞航空动力科技有限公司 | Power surfboard single-cylinder double stroke water-cooled engine |
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| CN105927381A (en) | 2016-09-07 |
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Address after: 530600 one or two, the 2 standard workshop of peasant worker Pioneer Park, Subo Industrial Park, Mashan County, the Guangxi Zhuang Autonomous Region. Applicant after: GUANGXI TEFEI AVIATION POWER TECHNOLOGY CO.,LTD. Address before: 405401 21 Zhao Jia Industrial Park, Kaixian, Chongqing Applicant before: CHONGQING TEFEI AVIATION POWER TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20220718 Address after: 570000 room 3-106, dormitory of Provincial Grain Bureau, No. 32, Haifu Road, Meilan District, Haikou City, Hainan Province Patentee after: Jia Sumei Address before: 530600 one or two, the 2 standard workshop of peasant worker Pioneer Park, Subo Industrial Park, Mashan County, the Guangxi Zhuang Autonomous Region. Patentee before: GUANGXI TEFEI AVIATION POWER TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20230626 Address after: Room 102, Impression Heyuan Qiuyun Residence, No. 153 Nanhai Avenue, Haikou City, Hainan Province, 570100 Patentee after: Tefei Sports Culture Development (Hainan) Co.,Ltd. Address before: 570000 room 3-106, dormitory of Provincial Grain Bureau, No. 32, Haifu Road, Meilan District, Haikou City, Hainan Province Patentee before: Jia Sumei |
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