CN104295368B - Single-cylinder two-stroke water-cooled engine integrating silencer with cooling system - Google Patents
Single-cylinder two-stroke water-cooled engine integrating silencer with cooling system Download PDFInfo
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- CN104295368B CN104295368B CN201410496785.6A CN201410496785A CN104295368B CN 104295368 B CN104295368 B CN 104295368B CN 201410496785 A CN201410496785 A CN 201410496785A CN 104295368 B CN104295368 B CN 104295368B
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Abstract
The invention relates to engines for power surfboards or motorboats, in particular to a single-cylinder two-stroke water-cooled engine integrating a silencer with a cooling system. The single-cylinder two-stroke water-cooled engine comprises a single-cylinder two-stroke water-cooled engine body, the water-cooled silencer and the cooling system. The cooling system comprises a positive pressure cooling water inlet pipe communicated with a positive pressure cavity of a water-jet boost pump. The positive pressure cooling water inlet pipe penetrates through a housing of the water-jet boost pump. A water inlet of the positive pressure cooling water inlet pipe and the water-jet boost pump are opposite in water flow direction. A water outlet of the positive pressure cooling water inlet pipe is communicated with a water inlet of a cooling water pipe. A tee pipe coupling is fixed to a water outlet of the cooling water pipe. The other two couplings of the tee pipe coupling are communicated with a cold water inlet pipe and a cooling water inlet in the single-cylinder two-stroke water-cooled engine body respectively. By means of the compact structure, the size of the single-cylinder two-stroke water-cooled engine is reduced, the overall mass is reduced, the rotation speed is increased, and output power is improved.
Description
Technical field
The present invention relates to power surfboard or motor boat engine, especially a kind of compact conformation, reduce volume, reduction
Total quality, raising rotating speed and the collection deafener of output and the single-cylinder double stroke water-cooled engine of cooling system one.
Background technology
Surfing is because it is fabulous and effectively takes exercises and enjoys liking of people.Common surfboard must be borrowed
The thrust of group stormy waves can use, and when no stormy waves or stormy waves are less, it is due public that surfboard just loses it.For realizing
When no stormy waves or stormy waves are less also can surfing heartily, the power surfboard of prior art a kind of using electromotor as dynamic
Power, surfing can also sail row across the sea on calm water surface；The power surfboard of the type generally comprise hull assembly,
Power set, control crank, main empennage, hull assembly is prolate ellipsoidal streamline hollow structure, Middle face on hull assembly
Position is provided with the big lid of body, and power set are arranged on hollow part in hull, and the head of hull assembly is provided with kuppe, manipulates handss
Handle is connected on kuppe by drag-line pipe, and the afterbody below hull assembly is provided with main empennage, and the front end both sides of main empennage are provided with
Left side flap, right side flap.Power set adopt Fuel Petroleum, and operation handle is provided with controlling switch, operability during surfing, recreational
By force.
Conventional water-powered sports equipment, mostly adopts existing pedal motorcycle engine, band reducing gear and multiple
The structures such as miscellaneous startup, speed change, noise reduction, weight reaches 20 kilograms about, and rotating speed is low, and power is low, complex structure, and volume
Greatly, make the enging cabin larger of dynamic movement equipment, hull weight greatly increases, with domestic existing Kunshan Mei Ji power
As a example surfboard, its product weight the lightest all reaches 75kg.Electromotor and deafener have substantial amounts of heat in use and gather
Collection, because water-powered sports equipment engine bay ventilation is bad, radiate bad, the cooling system of conventional electromotor and deafener
System complex, the such as classification number of Kunshan Mei Ji are b63b35/79 (2006.01) i f01p5/06 (2006.01) i
The series of patents of f01p5/02 (2006.01) i.Serious restriction power surfboard or motor boat are sent out to lightweight small size direction
Exhibition.
In sum, the power surfboard of prior art or motor boat are big with engine quality, and rotating speed is low, and power is low, knot
Structure is complicated, and volume is big, is unfavorable for that power surfboard or motor boat develop to lightweight small size direction.
Content of the invention
It is an object of the invention to provide a kind of compact conformation, reducing volume, reduce total quality, improve rotating speed and output work
The collection deafener of rate and the single-cylinder double stroke water-cooled engine of cooling system one.
The technical scheme is that the list of a kind of collection deafener and cooling system one for realizing above-mentioned purpose of the present invention
Cylinder two-stroke water-cooled engine, including single-cylinder double stroke water-cooled engine, water-cooled jacketed muffle device and cooling system；Wherein:
Described single-cylinder double stroke water-cooled engine includes crankcase again, starts motor, carburetor and cylinder；In song
The other end of the crankshaft output end of axle box is fixed with unilateral bearing, is provided with planetary reduction gear on unilateral bearing, and this planet subtracts
Fast device is engaged with the driving gear on the output shaft starting motor；
Cylinder and carburetor, the centrage of this carburetor and crankcase are provided with the crankcase of bent axle both sides
Centrage form 30 ° of angles, the centrage of described cylinder overlapped with the centrage of crankcase；Described startup motor position
Angle between carburetor and crankcase；Described carburetor is connected with the air inlet of crankcase by admission line, is entering
It is provided with air inlet leaf valve between feed channel and the air inlet of crankcase；
It is provided with for being connected with the fixed mount being fixed in enging cabin on described crankcase and cylinder shell
Rack mounting apertures, described cylinder shell is provided with and the coolant outlet of the inner space of cylinder, cold
But water inlet and exhaust manifolds；
Described water-cooled jacketed muffle device includes housing again, positioned at inlet end and the outlet side at housing two ends, and is located in housing
Anechoic chamber in chamber；In described outlet side insertion exhaustor, between the outer wall of this outlet side and the inwall of exhaustor, it is provided with o type
Sealing ring, is cased with compression spring, the two ends of this compression spring are respectively tight against in aerofluxuss tube end and shell on the outer wall of outlet side
One end of body；The port of described inlet end has the interface mating with exhaust manifolds, and exhaust manifolds insert the port of inlet end
In the interface at place；It is provided with, on described housing, the cold water inlet connecting with anechoic chamber, be provided with the endoporus of outlet side
Check valve；
Described cooling system includes the malleation cooling water inlet pipe connecting with the malleation chamber of water jet propulsion pump again, and this malleation is cold
But water water inlet pipe passes through shell and the water inlet of malleation cooling water inlet pipe and the water jet propulsion pump water (flow) direction of water jet propulsion pump
It is oppositely arranged, the outlet of malleation cooling water inlet pipe is connected with the water inlet of cooling water pipe, the water outlet of this cooling water pipe
It is fixed with tee pipe coupling, two other interface cooling water inlet pipe and position with water-cooled jacketed muffle device respectively of this tee pipe coupling
Cooling water inlet connection on two-stroke water cooled electromotor.
Due to said structure, compact conformation, reduce volume, reduce total quality, improve rotating speed and output.
Brief description
The present invention can be further illustrated by the nonlimiting examples that accompanying drawing is given.
Fig. 1 is arranged on the structural representation on plate body for the present invention.
Fig. 2 is the structural representation of single-cylinder double stroke water-cooled engine of the present invention.
Fig. 3 is the right side structural representation of Fig. 2.
Fig. 4 is the overlooking the structure diagram of Fig. 2.
Fig. 5 is the structural representation of water-cooled jacketed muffle device of the present invention.
Fig. 6 is the structural representation of water-cooled jacketed muffle device of the present invention and single-cylinder double stroke water-cooled engine junction.
In figure: 4, water jet propulsion pump；404th, malleation cooling water inlet pipe；7th, single-cylinder double stroke water-cooled engine；701st, arrange
Airway；703rd, cooling water inlet；704th, crankcase；705th, shaft coupling；706th, unilateral bearing；707th, reduction gearing；708th, open
Galvanic electricity machine；709th, cylinder；710th, carburetor；711st, admission line；712nd, air inlet leaf valve；713rd, rack mounting apertures；
714th, coolant outlet；8th, cooling system；801st, cooling water pipe；803rd, tee pipe coupling；13rd, water-cooled jacketed muffle device；1301st, shell
Body；1302nd, inlet end；1303rd, outlet side；1304th, o type sealing ring；1305th, compression spring；1306th, cold water inlet；1307、
Endoporus；1308th, check valve；1309th, taper surface；1310th, exhaustor；1311st, high temperature resistant gum cover.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples:
Referring to accompanying drawing 1 to 6, the collection deafener of in figure and the single-cylinder double stroke water-cooled engine of cooling system one, including
Single-cylinder double stroke water-cooled engine 7, water-cooled jacketed muffle device 13 and cooling system 8；It is characterized in that:
Described single-cylinder double stroke water-cooled engine 7 includes crankcase 704 again, starts motor 708, carburetor 710 and start
Machine cylinder 709；It is fixed with unilateral bearing 706 in the other end of the crankshaft output end of crankcase 704, unilateral bearing 706 is pacified
Equipped with reduction gearing 707, this reduction gearing 707 is engaged with the driving gear on the output shaft starting motor 708；
Described single-cylinder double stroke water-cooled engine 7 includes crankcase 704 again, starts motor 708, carburetor 710 and start
Machine cylinder 709；It is fixed with unilateral bearing 706 in the other end of the crankshaft output end of crankcase 704, unilateral bearing 706 is pacified
Equipped with planetary reduction gear 707, this planetary reduction gear 707 is engaged with the driving gear on the output shaft starting motor 708；
Cylinder 709 and carburetor 710 are provided with the crankcase 704 of bent axle both sides, in this carburetor 710
Heart line forms 30 ° of angles, the centrage of described cylinder 709 and the center of crankcase 704 with the centrage of crankcase 704
Line overlaps；The described motor 708 that starts is positioned at the angle between carburetor 710 and crankcase 704；Described carburetor 710 passes through
Admission line 711 is connected with the air inlet of crankcase 704, is provided between the air inlet of admission line 711 and crankcase 704
Air inlet leaf valve 712；
Be provided with described crankcase 704 and cylinder 709 shell for the fixation being fixed in enging cabin
The rack mounting apertures 713 that frame connects, described cylinder 709 shell is provided with the inner space with cylinder 709
Coolant outlet 714, cooling water inlet 703 and exhaust manifolds 701；
Described water-cooled jacketed muffle device 13 includes housing 1301, positioned at inlet end 1302 and the outlet side at housing 1301 two ends again
1303, and it is located at the anechoic chamber in housing 1301 inner chamber；In described outlet side 1303 insertion exhaustor 1310, this outlet side
It is provided with o type sealing ring 1304 between the inwall of 1303 outer wall and exhaustor 1310, the outer wall of outlet side 1303 is cased with
Compression spring 1305, the two ends of this compression spring 1305 are respectively tight against the one end in exhaustor 1310 end and housing 1301；Institute
The port stating inlet end 1302 has the interface mating with exhaust manifolds 701, and exhaust manifolds 701 insert the end of inlet end 1302
In interface at mouthful；It is provided with, on described housing 1301, the cold water inlet 1306 connecting with anechoic chamber, in outlet side 1303
Endoporus 1307 in be provided with check valve 1308；
Described cooling system 8 includes the malleation cooling water inlet pipe 404 connecting with the malleation chamber of water jet propulsion pump 4 again, should
Malleation cooling water inlet pipe 404 passes through the shell of water jet propulsion pump 4 and the water inlet of malleation cooling water inlet pipe 404 is pushed away with water spray
Enter pump 4 water (flow) direction to be oppositely arranged, the outlet of malleation cooling water inlet pipe 404 is connected with the water inlet of cooling water pipe 801, should
The water outlet of cooling water pipe 801 is fixed with tee pipe coupling 803, two other interface of this tee pipe coupling 803 respectively with
Cold water inlet 1306 connects with the cooling water inlet 703 being located on two-stroke water cooled electromotor 7.In this embodiment, due to
Described structure, makes the whole height of electromotor extremely low, and during power output, no any deceleration device, alleviates the weight of electromotor,
The rotating speed of this electromotor can achieve 10000r/min-20000r/min, improves rotating speed and output.Compression spring 1305 He
The port of inlet end 1302 has the setting of the interface mating with the exhaust pipe of engine so that deafener is easy to and electromotor
Exhaustor grafting is integral, and the active force of compression spring 1305 can be real by deafener tight against on the exhaust pipe of engine simultaneously
Show quick assembling, can be in narrow space operation relatively.By cooling system 8 to water-cooled jacketed muffle device 13 and single-cylinder double stroke
Water-cooled engine 7 is lowered the temperature, and extends water-cooled jacketed muffle device 13 and the service life of single-cylinder double stroke water-cooled engine 7, simultaneously they
Collection is contained in one, tries one's best small size so that power surfboard or motor boat are to lightweight small size side beneficial to whole electromotor
Become possible to development.
For ease of exporting power, in above-described embodiment, preferably: the crankshaft output end of described crankcase 704 is provided with connection
Axial organ 705.
For ensure accuracy of detection, in above-described embodiment, preferably: described shaft coupling 705 cylindrical on single boss is installed
Formula crankshaft position sensor, this single projective table type crankshaft position sensor so that detection signal is accounted for circumferential angle is little, accuracy of detection is higher,
Provide accurate crankshaft-position signal and tach signal for ignition controller.
For ensureing ignition performance, in above-described embodiment, preferably: it is provided with lighter on described cylinder 709, should
Lighter is the inductance type ignitor of speed limit 20000r/min.
For ensureing the using effect of carburetor, in above-described embodiment, preferably: the reed of described air inlet leaf valve 712 is
The V-shaped valve that the big cross section of fluid channel that carbon fiber board is made amasss.Make the lightweight of air inlet leaf valve 712 and the natural frequency of vibration high.
For ease of installing deafener at exhaust manifolds 701, in above-described embodiment, preferably: described exhaust manifolds 701 and song
The crankshaft output end of axle box 704 is located at the same side of crankcase 704.
For ease of exhaustor 1310 and outlet side 1303 grafting, in above-described embodiment, preferably: described exhaustor 1310 end
Portion has the taper surface 1309 being easy to be connected with outlet side 1303.
For extending the service life of deafener further, in above-described embodiment, the port of preferably described inlet end 1302
Built with high temperature resistant gum cover 1311, in this is high temperature resistant gum cover 1311, be there is the interface being mated with the exhaust pipe of engine 701.
Using single-cylinder double stroke water-cooled engine of the present invention, designing and manufacturing portable powered surfboard, microlight-type
During motor boat, can significantly reduce enging cabin size, accordingly reduce hull size, hull weight reduces, electromotor in addition
Weight itself is extremely low so that power surfboard or motor boat develop to lightweight small size direction becomes possible to.
Obviously, all embodiments of foregoing description are a part of embodiments of the present invention, rather than whole embodiments.Base
In embodiments of the invention, it is all other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the category of present invention protection.
In sum, compact conformation of the present invention, reduces volume, reduces total quality, improves rotating speed and defeated
Go out power.
Claims (8)
1. a kind of collection deafener and the single-cylinder double stroke water-cooled engine of cooling system one, start including single-cylinder double stroke water-cooled
Machine (7), water-cooled jacketed muffle device (13) and cooling system (8)；It is characterized in that:
Described single-cylinder double stroke water-cooled engine (7) include again crankcase (704), start motor (708), carburetor (710) and
Cylinder (709)；It is fixed with unilateral bearing (706) in the other end of the crankshaft output end of crankcase (704), in one-way shaft
Hold and planetary reduction gear (707) is provided with (706), the drive on the output shaft of this planetary reduction gear (707) and startup motor (708)
Moving gear engages；
Cylinder (709) and carburetor (710), this carburetor (710) are provided with the crankcase (704) of bent axle both sides
The centrage of centrage and crankcase (704) form 30 ° of angles, the centrage of described cylinder (709) and crankcase
(704) centrage overlaps；The described motor (708) that starts is positioned at the angle between carburetor (710) and crankcase (704)；
Described carburetor (710) is connected with the air inlet of crankcase (704) by admission line (711), in admission line (711)
It is provided with air inlet leaf valve (712) and the air inlet of crankcase (704) between；
Be provided with described crankcase (704) and/or cylinder (709) shell for be fixed on consolidating in enging cabin
Determine the rack mounting apertures (713) of frame connection, described cylinder (709) shell is provided with and cylinder (709)
The coolant outlet (714) of inner space, cooling water inlet (703) and exhaust manifolds (701);
Described water-cooled jacketed muffle device (13) includes housing (1301) again, the inlet end (1302) positioned at housing (1301) two ends and giving vent to anger
End (1303), and it is located at the anechoic chamber in housing (1301) inner chamber；In described outlet side (1303) insertion exhaustor (1310),
It is provided with o type sealing ring (1304), in outlet side between the inwall of the outer wall of this outlet side (1303) and exhaustor (1310)
(1303) compression spring (1305) is cased with outer wall, the two ends of this compression spring (1305) are respectively tight against in exhaustor (1310)
End and one end of housing (1301)；The port of described inlet end (1302) has the interface mating with exhaust manifolds (701),
Exhaust manifolds (701) insert in the interface of port of inlet end (1302)；It is provided with and noise reduction on described housing (1301)
The cold water inlet (1306) of room connection, is provided with check valve (1308) in the endoporus (1307) of outlet side (1303)；
Described cooling system (8) includes the malleation cooling water inlet pipe (404) connecting with the malleation chamber of water jet propulsion pump (4) again,
This malleation cooling water inlet pipe (404) passes through the shell of water jet propulsion pump (4) and the water inlet of malleation cooling water inlet pipe (404)
It is oppositely arranged with water jet propulsion pump (4) water (flow) direction, the outlet of malleation cooling water inlet pipe (404) and cooling water pipe (801)
Water inlet connection, the water outlet of this cooling water pipe (801) is fixed with tee pipe coupling (803), this tee pipe coupling (803)
Two other interface respectively with cold water inlet (1306) and be located at two-stroke water cooled electromotor (7) on cooling water inlet
(703) connect.
2. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
It is: the crankshaft output end of described crankcase (704) is provided with shaft coupling (705).
3. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 2 and cooling system one, its feature
Be: described shaft coupling (705) cylindrical on single projective table type crankshaft position sensor is installed.
4. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
It is: be provided with lighter on described cylinder (709), this lighter is the inductance type igniting of speed limit 20000r/min
Device.
5. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
It is: the V-shaped valve that the reed of described air inlet leaf valve (712) is made for carbon fiber board.
6. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
It is: the crankshaft output end of described exhaust manifolds (701) and crankcase (704) is located at the same side of crankcase (704).
7. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
It is: described exhaustor (1310) end has the taper surface (1309) being easy to be connected with outlet side (1303).
8. the single-cylinder double stroke water-cooled engine of collection deafener according to claim 1 and cooling system one, its feature
Be: the port of described inlet end (1302) built with high temperature resistant gum cover (1311), have in this is high temperature resistant gum cover (1311) with
The interface that exhaust manifolds (701) mate.
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| CN201410496785.6A CN104295368B (en) | 2014-09-25 | 2014-09-25 | Single-cylinder two-stroke water-cooled engine integrating silencer with cooling system |
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| CN201410496785.6A CN104295368B (en) | 2014-09-25 | 2014-09-25 | Single-cylinder two-stroke water-cooled engine integrating silencer with cooling system |
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| CN108275263A (en) * | 2018-03-14 | 2018-07-13 | 长沙市云智航科技有限公司 | A kind of manned more rotor flying vehicles |
| CN108313310A (en) * | 2018-03-14 | 2018-07-24 | 长沙市云智航科技有限公司 | Rotor for manned more rotor flying vehicles |
| CN109252949B (en) * | 2018-11-07 | 2024-03-15 | 河南柴油机重工有限责任公司 | Arrangement structure of V-shaped diesel engine muffler |
| DE102019209115A1 (en) | 2019-06-24 | 2020-12-24 | Audi Ag | Coolant circuit for a drive device and a method for operating a coolant circuit |
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| CN204200363U (en) * | 2014-09-25 | 2015-03-11 | 重庆特飞航空动力科技有限公司 | The single-cylinder double stroke water cooled engine of collection baffler and cooling system one |
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| JPH07100474B2 (en) * | 1990-07-31 | 1995-11-01 | 株式会社新来島どっく | Surfboard with two propulsion devices |
| FR2728863A1 (en) * | 1994-12-30 | 1996-07-05 | Bourgault Yves Marie Roger | Surfboard with integral IC engine and propeller |
| KR20060090900A (en) * | 2005-02-11 | 2006-08-17 | 이정신 | M-board |
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Address after: 530600, the Guangxi Zhuang Autonomous Region Mashan Industrial Park, peasant workers Pioneer Park, No. 2 standard factory building, one or two floor Patentee after: GUANGXI TEFEI AVIATION POWER TECHNOLOGY CO.,LTD. Address before: 405401 Chongqing city Kaixian Zhao Industrial Park building 21 Patentee before: CHONGQING TEFEI AVIATION POWER TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20230613 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 |