CN203702335U - Double-cylinder oppositely-positioned piston type gasoline engine - Google Patents
Double-cylinder oppositely-positioned piston type gasoline engine Download PDFInfo
- Publication number
- CN203702335U CN203702335U CN201420049438.4U CN201420049438U CN203702335U CN 203702335 U CN203702335 U CN 203702335U CN 201420049438 U CN201420049438 U CN 201420049438U CN 203702335 U CN203702335 U CN 203702335U
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- CN
- China
- Prior art keywords
- crankcase
- cylinder
- crank
- twin
- petrol engine
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- 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.)
- Expired - Lifetime
Links
- 229910001095 light aluminium alloy Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 abstract description 7
- 239000000446 fuel Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Abstract
The utility model relates to the technical field of engines, and particularly discloses a double-cylinder oppositely-positioned piston type gasoline engine. The double-cylinder oppositely-positioned piston type gasoline engine mainly comprises air cylinders, a crank box, a crank, connecting rods, pistons and a valve mechanism. The crank is located in the crank tank, the pistons are located in the air cylinders and connected with the crank through the connecting rods, and the air cylinders are located at the two sides of the crank box respectively. The crank box comprises an upper crank boxy body, a lower crank box body and a crank box base, the upper crank box body and the lower crank box body are detachably connected, and the crank box base can rotate within range of 0 to 90 degrees. The double-cylinder oppositely-positioned piston type gasoline engine has the advantages that after the structure is adopted, the pistons are used for conducting reciprocating movement in the air cylinders, so that thermodynamic cycle of gas is achieved; the reciprocating movement is converted into the rotation movement of the crank through the connecting rods and the chemical energy of fuel is converted into mechanical energy; the crank box base can rotate within the range of 0 to 90 degrees, so that the whole installation mode of the engine is changed and different use requirements are met.
Description
Technical field
The utility model relates to engine art, refers to especially a kind of twin-tub opposed piston petrol engine.
Background technique
Be single casing petrol engine or double cylinder engine for the mini engine majority on market at present, taking single-cylinder four-stroke engine as example, its bent axle often takes two turns ability work by combustion once, therefore, engine operation is intermittent, and exhaust sound is also interrupted.Under the condition of equal discharge capacity, the shortcoming such as the movement parts inertia of single-cylinder engine is difficult for offsetting, and noise is large, has profile huge simultaneously, and quality is large, working life is short, oil consumption is high.The cylinder majority of twin cylinder engine is V-type setting, is about to two cylinders and misses an angle, the air cooling effect of each cylinder is equal to single-cylinder air-cooled, and air cooling effect is poor, and mounting type unification, immobilization, is unfavorable for the installation of motor.
Model utility content
The purpose of this utility model is to provide a kind of twin-tub opposed piston petrol engine, and its rotation by crankcase base realizes the change of motor integral installation direction, to meet different user demands; This service life of aeroengine is long simultaneously.
To achieve these goals, the utility model has adopted following technological scheme: a kind of twin-tub opposed piston petrol engine, mainly comprises cylinder, crankcase, bent axle, connecting rod, piston, valve mechanism; Described bent axle is positioned at crankcase, and described piston is positioned at cylinder, between described piston and bent axle, is connected by connecting rod, and described cylinder lays respectively at the both sides of crankcase; Described crankcase comprises upper crankcase, lower crankcase and crankcase base, and described upper crankcase and lower crankcase removably connect, and described crankcase base can rotate within the scope of 0～90 °.
Further, described cylinder transverse distribution or be longitudinally distributed in the both sides of crankcase.
Further, on described cylinder, valve mechanism is installed, described valve mechanism comprises intake valve and exhaust valve.
Further, described crankcase is provided with radiating subassembly, and this radiating subassembly comprises the fan base of fan, fan attachment and the fan guard of protection fan.
Further, described cylinder outer wall is provided with radiating fin.
Further, described cylinder, crankcase, radiating subassembly all adopt light aluminum alloy to make.
Further, described cylinder inner wall is coated with nanometer film.
Further, on described cylinder, spark plug is housed.
The beneficial effects of the utility model are: adopt after said structure, rely on piston reciprocating in cylinder, make gas complete thermodynamic cycle, and by connecting rod, this motion is transformed into rotatablely moving of bent axle, the chemical energy of fuel is converted into mechanical energy; Described crankcase base can rotate within the scope of 0～90 °, realizes the change of motor integral installation mode, to meet different user demands.
Described cylinder, crankcase, radiating subassembly all adopt light aluminum alloy to make, and at utmost also have enough strength and stiffness, compact structure when weight reduction.Cylinder inner wall is coated with nanometer film, and service life of aeroengine is long, and this engine exhaust amount is 52CC, and power is 6KW, meets the use of low power machinery, solves the demand of Domestic market light duty engine.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment technological scheme, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only that the utility model is in order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is exploded view of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
A kind of twin-tub opposed piston petrol engine as shown in Figure 1 and Figure 2, mainly comprises cylinder 111, crankcase, bent axle 108, connecting rod, piston 110, valve mechanism 104; Bent axle 108 is positioned at crankcase, and described piston 110 is positioned at cylinder 111, between described piston 110 and bent axle 108, is connected by connecting rod.This motor relies on piston 110 reciprocating in cylinder 111, makes gas complete thermodynamic cycle, and the chemical energy of fuel is converted into mechanical energy, and cylinder 111 is places that mixed gas (gasoline and air) burns.Piston 110 is interior reciprocating at cylinder 111; When engine operation, cylinder 111 temperature are very high, thus on cylinder 111 outer walls, there are many radiating fin, in order to expand heat diffusion area.It is interior reciprocating at cylinder 111 that piston 110 bears gaseous-pressure, and by connecting rod, this motion is transformed into rotatablely moving of bent axle 108.Connecting rod is used for connecting piston 110 and bent axle 108, and bent axle 108 is parts of engine output.
Described cylinder 111 is two, and opposite disposed is in the both sides of crankcase respectively, described crankcase comprises upper crankcase 105, lower crankcase 106 and crankcase base 107, described upper crankcase 105 and lower crankcase 106 removably connect, facilitate the installation and removal of crankcase, described crankcase base 107 can rotate within the scope of 0～90 °, motor entirety is rotated with crankcase base 107, be that cylinder 111 can transverse distribution or be longitudinally distributed in the both sides of crankcase, realize the change of motor integral installation mode, to meet different user demands.
Wherein, on described cylinder 111, valve mechanism 104 is installed, described valve mechanism 104 comprises intake valve, exhaust valve and controls the structure of intake valve, exhaust valve opening and closing.
Wherein, described crankcase is provided with radiating subassembly, and this radiating subassembly comprises the fan base 102 of fan 103, fan attachment 103 and the fan guard 101 of protection fan 103, accelerates engine interior heat radiation.
Wherein, described cylinder 111 outer walls are provided with radiating fin, with increasing heat radiation area, accelerate the surperficial heat transmission of cylinder 111.
Wherein, described cylinder 111, crankcase, radiating subassembly all adopt light aluminum alloy to make.At utmost alleviate the weight of motor, also had enough strength and stiffness, compact structure simultaneously.
Wherein, described cylinder 111 inwalls are coated with nanometer film, and nanometer film, by vacuum coating technology, effectively prevents that cylinder 111 inwalls are corroded, and service life of aeroengine is long.
Wherein, on described cylinder 111, spark plug 109 is housed, this spark plug 109 is for lighting mixed gas.
Cylinder 111 is inner to burn for mixed gass, holds piston 110 reciprocating in cylinder 111, on 111, cylinder, the spark plug 109 of lighting mixed gas is housed, and intake valve, exhaust valve.When engine operation, cylinder 111 temperature are very high, thus on cylinder 111 outer walls, there are many radiating fin, in order to expand heat diffusion area.It is interior reciprocating at cylinder 111 that piston 110 bears gaseous-pressure, and by connecting rod, this motion is transformed into rotatablely moving of bent axle 108.Connecting rod is used for connecting piston 110 and bent axle 108.Bent axle 108 is parts of engine output.Valve mechanism 104 is used for controlling the opening and closing of intake valve, exhaust valve.Crankcase base 107 is the skeletons that form motor, is the installation basis of the each mechanism of motor and each system, and its inside and outside all major parts and annex that motor is installed, bear various load, and crankcase base 107 can rotate within the scope of 0～90 °.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a twin-tub opposed piston petrol engine, mainly comprises cylinder (111), crankcase, bent axle (108), connecting rod, piston (110), valve mechanism (104); It is characterized in that: described bent axle (108) is positioned at crankcase, described piston (110) is positioned at cylinder (111), between described piston (110) and bent axle (108), is connected by connecting rod, and described cylinder (111) lays respectively at the both sides of crankcase; Described crankcase comprises upper crankcase (105), lower crankcase (106) and crankcase base (107), and described upper crankcase (105) and lower crankcase (106) removably connect, and described crankcase base (107) can rotate within the scope of 0～90 °.
2. a kind of twin-tub opposed piston petrol engine according to claim 1, is characterized in that: described cylinder (111) transverse distribution or be longitudinally distributed in the both sides of crankcase.
3. a kind of twin-tub opposed piston petrol engine according to claim 1, is characterized in that: valve mechanism (104) is also installed on described cylinder (111), and described valve mechanism (104) comprises intake valve and exhaust valve.
4. a kind of twin-tub opposed piston petrol engine according to claim 1; it is characterized in that: described crankcase is provided with radiating subassembly, this radiating subassembly comprises the fan base (102) of fan (103), fan attachment (103) and the fan guard (101) of protection fan (103).
5. a kind of twin-tub opposed piston petrol engine according to claim 1, is characterized in that: described cylinder (111) outer wall is provided with radiating fin.
6. a kind of twin-tub opposed piston petrol engine according to claim 4, is characterized in that: described cylinder (111), crankcase, radiating subassembly all adopt light aluminum alloy to make.
7. according to a kind of twin-tub opposed piston petrol engine described in claim 1～6 any one claim, it is characterized in that: described cylinder (111) inwall is coated with nanometer film.
8. according to a kind of twin-tub opposed piston petrol engine described in claim 1～6 any one claim, it is characterized in that: spark plug (109) is housed on described cylinder (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420049438.4U CN203702335U (en) | 2014-01-24 | 2014-01-24 | Double-cylinder oppositely-positioned piston type gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420049438.4U CN203702335U (en) | 2014-01-24 | 2014-01-24 | Double-cylinder oppositely-positioned piston type gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702335U true CN203702335U (en) | 2014-07-09 |
Family
ID=51052788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420049438.4U Expired - Lifetime CN203702335U (en) | 2014-01-24 | 2014-01-24 | Double-cylinder oppositely-positioned piston type gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702335U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807014A (en) * | 2014-01-24 | 2014-05-21 | 兰州神龙航空科技有限公司 | Double-cylinder gasoline engine with opposed pistons |
| CN108533398A (en) * | 2018-05-25 | 2018-09-14 | 华中科技大学 | A kind of opposed type electricity generation module and the unmanned plane for including the opposed type electricity generation module |
-
2014
- 2014-01-24 CN CN201420049438.4U patent/CN203702335U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807014A (en) * | 2014-01-24 | 2014-05-21 | 兰州神龙航空科技有限公司 | Double-cylinder gasoline engine with opposed pistons |
| CN108533398A (en) * | 2018-05-25 | 2018-09-14 | 华中科技大学 | A kind of opposed type electricity generation module and the unmanned plane for including the opposed type electricity generation module |
| CN108533398B (en) * | 2018-05-25 | 2024-02-06 | 华中科技大学 | Opposed power generation module and unmanned aerial vehicle comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180730 Address after: 730030 Baiyin eight high tech Industrial Development Zone, Baiyin District, Gansu Patentee after: BAIYIN SHENLONG AVIATION TECHNOLOGY CO.,LTD. Address before: 730030 Lanzhou District, Chengguan District, Gansu Province, North Beach new village C area two row 1. Patentee before: LANZHOU SHENLONG AVIATION TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 730900 No.8 Road, Science Park, hi tech Industrial Development Zone, Baiyin District, Baiyin City, Gansu Province Patentee after: Gansu Shenlong Aviation Technology Co.,Ltd. Address before: 730030 Baiyin eight high tech Industrial Development Zone, Baiyin District, Gansu Patentee before: BAIYIN SHENLONG AVIATION TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |