CN204200365U - Modified model single-cylinder double stroke water cooled engine - Google Patents
Modified model single-cylinder double stroke water cooled engine Download PDFInfo
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- CN204200365U CN204200365U CN201420554995.1U CN201420554995U CN204200365U CN 204200365 U CN204200365 U CN 204200365U CN 201420554995 U CN201420554995 U CN 201420554995U CN 204200365 U CN204200365 U CN 204200365U
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Abstract
The utility model relates to power surf board or motor boat engine, i.e. a kind of modified model single-cylinder double stroke water cooled engine, unilateral bearing in engine starting mechanism, planetary reducer, starting electrical machinery are arranged on the line overlapped with engine crankshaft center line, Carburetor center line is arranged on position that crankcase side overlaps with crankcase center line, reduce overall engine height, because described compact structure makes this geometries shrink volume, reduces total quality, improve rotating speed and output power.
Description
Technical field
The utility model relates to power surf board or motor boat engine, the modified model single-cylinder double stroke water cooled engine of especially a kind of compact structure, reduced volume, reduction whole height, quality, raising rotating speed and output power.
Background technique
Surfing is because it is fabulous and effectively take exercises and enjoy liking of people.Common surfboard must borrow the thrust of group stormy waves to use, when without stormy waves or stormy waves less time, surfboard just loses that it is due public.For realize without stormy waves or stormy waves less time also can surfing heartily, a kind of employing of power surf board motor of prior art, as power, surfing also can sail row across the sea on calm water surface; The power surf board of the type generally comprises hull assembly, power plant, Joystick, main empennage, hull assembly is prolate ellipsoidal streamline hollow structure, above hull assembly, medium position is provided with the large lid of body, power plant are arranged on hollow part in hull, the head of hull assembly is provided with air guide sleeve, Joystick is connected on air guide sleeve by drag-line pipe, and the afterbody below hull assembly is provided with main empennage, and the both sides, front end of main empennage are provided with left side flap, right side flap.Power plant adopt Fuel Petroleum, and operating grip is provided with control switch, operability during surfing, by force recreational.
Water-powered sports equipment in the past, mostly adopt existing pedal motorcycle engine, with reducing gear and the complicated structure such as startup, speed change, noise reduction, weight reaches about 20 kilograms, and rotating speed is low, power is low, complex structure, and volume is large, makes the engine compartment larger of dynamic movement equipment, hull weight greatly increases, for domestic existing Kunshan Mei Ji power surf board, its lightest product weight all reaches 75KG.Serious restriction power surf board or motor boat are to lightweight small volume future development
In sum, the power surf board of prior art or motor boat are large with engine quality, and rotating speed is low, and power is low, complex structure, and volume is large, is unfavorable for that power surf board or motor boat are to lightweight small volume future development.
Model utility content
The purpose of this utility model is to provide the modified model single-cylinder double stroke water cooled engine of a kind of compact structure, reduced volume, reduction whole height, quality, raising rotating speed and output power.
The technological scheme adopted for realizing the utility model above-mentioned purpose is: a kind of modified model single-cylinder double stroke water cooled engine, comprises crankcase, the starting electrical machinery of starting mechanism, Carburetor and cylinder; Wherein: be fixed with unilateral bearing at the other end of the crankshaft output end of crankcase, the unilateral bearing installation sleeve of this unilateral bearing is connected with the output shaft of plane table thermoconductivity meter, and the input shaft of this plane table thermoconductivity meter is the output shaft of starting electrical machinery;
The crankcase of bent axle both sides is provided with cylinder and Carburetor, and the center line of this cylinder overlaps with the center line of crankcase, and the center line of Carburetor is with the centerline parallel of crankcase or overlap;
Described Carburetor is communicated with the suction port of crankcase by admission line, is provided with air inlet leaf valve between admission line and the suction port of crankcase;
Described crankcase and rack mounting apertures cylinder shell is provided with for being connected with the fixing frame be fixed in engine compartment, described cylinder shell is provided with and the coolant outlet of the inner space of cylinder, cooling water intake and exhaust manifolds.
Due to said structure, compact structure, reduce volume, reduce total quality, improve rotating speed and output power.
Accompanying drawing explanation
The nonlimiting examples that the utility model can be provided by accompanying drawing further illustrates.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the right TV structure schematic diagram of Fig. 1.
Fig. 3 is the plan structure schematic diagram of Fig. 1.
Fig. 4 is the structural representation of the utility model starting mechanism.
In figure: 701, exhaust manifolds; 703, cooling water intake; 704, crankcase; 705, coupling; 706, unilateral bearing; 707, plane table thermoconductivity meter; 708, starting electrical machinery; 709, cylinder; 710, Carburetor; 711, admission line; 712, air inlet leaf valve; 713, rack mounting apertures; 714, coolant outlet; 715, unilateral bearing installation sleeve; 716, starting mechanism shell; 717, O RunddichtringO; 718, outside framework oil seal; 719, two-stage planetray reducer; 720, starting electrical machinery output shaft; 721, output shaft; 722, fixed bolt hole.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
See the modified model single-cylinder double stroke water cooled engine in accompanying drawing 1 to 3, figure, comprise crankcase 704, the starting electrical machinery 708 of starting mechanism, Carburetor 710 and cylinder 709; It is characterized in that: be fixed with unilateral bearing 706 at the other end of the crankshaft output end of crankcase 704, the unilateral bearing installation sleeve 715 of this unilateral bearing 706 is connected with the output shaft 721 of plane table thermoconductivity meter 707, and the input shaft of this plane table thermoconductivity meter 707 is output shafts of starting electrical machinery 708;
The crankcase 704 of bent axle both sides is provided with cylinder 709 and Carburetor 710, and the center line of this cylinder 709 overlaps with the center line of crankcase 704, and the center line of Carburetor 710 is with the centerline parallel of crankcase 704 or overlap;
Described Carburetor 710 is communicated with the suction port of crankcase 704 by admission line 711, is provided with air inlet leaf valve 712 between admission line 711 and the suction port of crankcase 704;
Described crankcase 704 and/or cylinder 709 shell are provided with the rack mounting apertures 713 for being connected with the fixing frame be fixed in engine compartment, described cylinder 709 shell is provided with and the coolant outlet 714 of the inner space of cylinder 709, cooling water intake 703 and exhaust manifolds 701.In this embodiment, due to described structure, make the whole height of motor extremely low, without any speed reducer during Power output, alleviate the weight of motor, the rotating speed of this motor can realize 10000r/min-20000r/min, improves rotating speed and output power.
For ease of outputting power, in above-described embodiment, preferably: the crankshaft output end of described crankcase 704 is provided with coupling 705.
For ensureing testing precision, in above-described embodiment, preferably: the cylindrical of described coupling 705 is provided with single convex table type crankshaft position sensor.It is little that this single convex table type crankshaft position sensor makes testing signal account for circumferential angle, and testing precision is higher, for ignition controler provides crankshaft-position signal accurately.
For guarantee point fire performance, in above-described embodiment, preferably: described cylinder 709 is provided with igniter, this igniter 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 long-pending V-shaped valve of large cross section of fluid channel that carbon fiber board is made, make the lightweight of air inlet leaf valve 712 and the natural frequency of vibration high.
See accompanying drawing 4, for making mechanism minimized height, in above-described embodiment, preferably: described starting mechanism also comprises starting mechanism housing 716, starting electrical machinery 708 and the plane table thermoconductivity meter 707 of starting mechanism housing 716 inner chamber is arranged in;
Described plane table thermoconductivity meter 707 is arranged on the starting electrical machinery output shaft 720 of starting electrical machinery 708, the output shaft 721 of this plane table thermoconductivity meter 707 is connected with unilateral bearing installation sleeve 715, the inner ring of this unilateral bearing installation sleeve 715 and the outer ring of unilateral bearing 706 are fixed, and the inner ring of unilateral bearing 706 is connected with the bent axle of two-stroke water cooled motor.In this embodiment, due to described structure, during use, by starting mechanism integral installation on the bent axle of the crankcase of two-stroke water cooled motor, effectively reduce the setting height(from bottom) of starting mechanism, the whole height of two-stroke water cooled motor is reduced, and the corresponding plate body thickness of power surf board or motor boat that makes can correspondingly reduce, and plate body weight is reduced.This structure makes starting mechanism designs simplification, and moving element, all in starting mechanism shell 716, avoids old money engine retard gear train and exposes the problem that need install protective case additional.
For ensureing sealability, in above-described embodiment, preferably: between the inwall of described starting mechanism housing 716 and the outer wall of unilateral bearing installation sleeve 715, be provided with outside framework oil seal 718.
For ease of handling, in above-described embodiment, preferably: described starting mechanism shell 716 arranges fixed bolt hole 722, during use, whole starting mechanism is fixed on the crankcase of two-stroke water cooled motor through fixed bolt hole 722 by bolt.
For improving sealing further, in above-described embodiment, preferably: on starting mechanism shell 716, be provided with the O RunddichtringO 717 for the crankcase seals with two-stroke water cooled motor.
For ensureing to slow down and take into account the volume reducing whole starting mechanism, in above-described embodiment, preferably: in described plane table thermoconductivity meter 707, two-stage planetray reducer 719 is installed.
In the above-described embodiments, in the starting mechanism of described two-stroke water cooled motor, all parts are arranged on the elongation line of crankshaft axis.
For ease of exhaust manifolds 701 place, baffler is installed, in above-described embodiment, preferably: described exhaust manifolds 701 and the crankshaft output end of crankcase 704 are positioned at the same side of crankcase 704.
Adopt two-stroke water cooled motor described in the utility model, when the portable powered surfboard of Design and manufacture, surperlight type motor boat, can significantly reduce engine compartment height dimension, corresponding reduction hull height size, hull weight reduces, in addition the weight of motor own is extremely low, makes power surf board or motor boat become possibility to lightweight small volume future development.
Obviously, all embodiments of foregoing description are a part of embodiments of the present utility model, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the category of the utility model protection.
In sum, compact structure described in the utility model, reduces volume, reduces total quality, improves rotating speed and output power.
Claims (10)
1. a modified model single-cylinder double stroke water cooled engine, comprises crankcase (704), the starting electrical machinery (708) of starting mechanism, Carburetor (710) and cylinder (709); It is characterized in that: be fixed with unilateral bearing (706) at the other end of the crankshaft output end of crankcase (704), the unilateral bearing installation sleeve (715) of this unilateral bearing (706) is connected with the output shaft (721) of plane table thermoconductivity meter (707), and the input shaft of this plane table thermoconductivity meter (707) is the output shaft of starting electrical machinery (708);
The crankcase (704) of bent axle both sides is provided with cylinder (709) and Carburetor (710), the center line of this cylinder (709) overlaps with the center line of crankcase (704), and the center line of Carburetor (710) is with the centerline parallel of crankcase (704) or overlap;
Described Carburetor (710) is communicated with by the suction port of admission line (711) with crankcase (704), is provided with air inlet leaf valve (712) between admission line (711) and the suction port of crankcase (704);
Described crankcase (704) and/or cylinder (709) shell being provided with the rack mounting apertures (713) for being connected with the fixing frame be fixed in engine compartment (2), described cylinder (709) shell being provided with and the coolant outlet (714) of the inner space of cylinder (709), cooling water intake (703) and exhaust manifolds (701).
2. modified model single-cylinder double stroke water cooled engine according to claim 1, is characterized in that: the crankshaft output end of described crankcase (704) is provided with coupling (705).
3. modified model single-cylinder double stroke water cooled engine according to claim 2, it is characterized in that: the cylindrical of described coupling (705) is provided with single convex table type crankshaft position sensor, it is little that this single convex table type crankshaft position sensor makes testing signal account for circumferential angle, testing precision is higher, for ignition controler provides crankshaft-position signal and tach signal accurately.
4. modified model single-cylinder double stroke water cooled engine according to claim 1, it is characterized in that: (709) are provided with igniter to described cylinder, this igniter is the inductance type ignitor of speed limit 20000r/min.
5. modified model single-cylinder double stroke water cooled engine according to claim 1, is characterized in that: the reed of described air inlet leaf valve (712) is the long-pending V-shaped valve of large cross section of fluid channel that carbon fiber board is made.
6. modified model single-cylinder double stroke water cooled engine according to claim 1, it is characterized in that: described starting mechanism also comprises starting mechanism housing (716), be arranged in starting electrical machinery (708) and the plane table thermoconductivity meter (707) of starting mechanism housing (716) inner chamber;
Described plane table thermoconductivity meter (707) is arranged on the starting electrical machinery output shaft (720) of starting electrical machinery (708), the output shaft (721) of this plane table thermoconductivity meter (707) is connected with unilateral bearing installation sleeve (715), the inner ring of this unilateral bearing installation sleeve (715) and the outer ring of unilateral bearing (706) are fixed, and the inner ring of unilateral bearing (706) is connected with the bent axle of two-stroke water cooled motor; Outside framework oil seal (718) is provided with between the inwall of described starting mechanism housing (716) and the outer wall of unilateral bearing installation sleeve (715).
7. modified model single-cylinder double stroke water cooled engine according to claim 6, it is characterized in that: described starting mechanism shell (716) arranges fixed bolt hole (722), during use, whole starting mechanism is fixed on the crankcase of two-stroke water cooled motor through fixed bolt hole (722) by bolt.
8. modified model single-cylinder double stroke water cooled engine according to claim 6, is characterized in that: on starting mechanism shell (716), be provided with the O RunddichtringO (717) for the crankcase seals with two-stroke water cooled motor.
9. modified model single-cylinder double stroke water cooled engine according to claim 6, is characterized in that: the output shaft (721) of described plane table thermoconductivity meter (707) is provided with two-stage planetray reducer (719).
10. modified model single-cylinder double stroke water cooled engine according to claim 1, is characterized in that: described exhaust manifolds (701) are positioned at the same side of crankcase (704) with the crankshaft output end of crankcase (704).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554995.1U CN204200365U (en) | 2014-09-25 | 2014-09-25 | Modified model single-cylinder double stroke water cooled engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554995.1U CN204200365U (en) | 2014-09-25 | 2014-09-25 | Modified model single-cylinder double stroke water cooled engine |
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| CN204200365U true CN204200365U (en) | 2015-03-11 |
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| CN201420554995.1U Active CN204200365U (en) | 2014-09-25 | 2014-09-25 | Modified model single-cylinder double stroke water cooled engine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314683A (en) * | 2014-09-25 | 2015-01-28 | 重庆特飞航空动力科技有限公司 | Improved single-cylinder two-stroke water-cooled engine |
| US10940917B2 (en) | 2016-09-12 | 2021-03-09 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| US10946939B1 (en) | 2020-04-22 | 2021-03-16 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| US11485457B1 (en) | 2021-06-14 | 2022-11-01 | Kai Concepts, LLC | Hydrojet propulsion system |
| US11878775B2 (en) | 2021-07-13 | 2024-01-23 | Kai Concepts, LLC | Leash system and methods of use |
| US11897583B2 (en) | 2020-04-22 | 2024-02-13 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propulsion system |
-
2014
- 2014-09-25 CN CN201420554995.1U patent/CN204200365U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314683A (en) * | 2014-09-25 | 2015-01-28 | 重庆特飞航空动力科技有限公司 | Improved single-cylinder two-stroke water-cooled engine |
| US10940917B2 (en) | 2016-09-12 | 2021-03-09 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| US11479324B2 (en) | 2016-09-12 | 2022-10-25 | Kai Concepts, LLP | Watercraft device with hydrofoil and electric propeller system |
| US11919608B2 (en) | 2016-09-12 | 2024-03-05 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propeller system |
| US10946939B1 (en) | 2020-04-22 | 2021-03-16 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| US11091232B1 (en) | 2020-04-22 | 2021-08-17 | Kai Concepts, LLC | Watercraft having a waterproof container and a waterproof electrical connector |
| US11801919B2 (en) | 2020-04-22 | 2023-10-31 | Kai Concepts, LLC | Waterproof container having a waterproof electrical connector |
| US11897583B2 (en) | 2020-04-22 | 2024-02-13 | Kai Concepts, LLC | Watercraft device with hydrofoil and electric propulsion system |
| US11485457B1 (en) | 2021-06-14 | 2022-11-01 | Kai Concepts, LLC | Hydrojet propulsion system |
| US11878775B2 (en) | 2021-07-13 | 2024-01-23 | Kai Concepts, LLC | Leash system and methods of use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
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 sky Aerospace Power Technology Co. Ltd. Address before: 405401 Chongqing city Kaixian Zhao Industrial Park building 21 Patentee before: CHONGQING TEFEI AVIATION POWER SCIENCE & TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |