CN204402660U - The petrol engine that a kind of compact structure performance is superior - Google Patents
The petrol engine that a kind of compact structure performance is superior Download PDFInfo
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- CN204402660U CN204402660U CN201420398064.7U CN201420398064U CN204402660U CN 204402660 U CN204402660 U CN 204402660U CN 201420398064 U CN201420398064 U CN 201420398064U CN 204402660 U CN204402660 U CN 204402660U
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- cylinder
- lower resistance
- intake manifold
- petrol engine
- compact structure
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Abstract
The utility model relates to engine art, particularly relates to the petrol engine that a kind of compact structure performance is superior.The utility model provides the petrol engine that a kind of compact structure performance is superior, comprise the electronic throttle system be arranged on above the long air flue plastic air intake manifold of lower resistance, be positioned at the long air flue plastic air intake manifold of lower resistance of petrol engine left part, be positioned at the lower resistance cast-iron exhaust manifold of petrol engine right part, be positioned at the modularization front cover of front end for gasoline engine, be arranged at the tappet scribbling DLC coating in cylinder cap, the low inertia lightweight bent axle linked together by petrolic cylinder body and cylinder cap.The moment of torsion of reliability and middle low speed that the utility model can improve small displacement engine exports, improve fuel consumption and emission level, the utility model is a kind of compact structure, fuel consumption rate is low, power is superior, and discharge meets the displacement gasoline engine of four countries of state five.
Description
Technical field
The utility model relates to engine art, particularly relates to the petrol engine that a kind of compact structure performance is superior.
Background technique
Petrol engine a kind ofly relies on the ignition mixture of gasoline and air to burn in cylinder interior to discharge chemical energy, then by connecting rod, be a kind of spark-ignited internal combustion engine of mechanical energy by thermal energy.Primarily of body group and connecting rod, distribution device, fuel delivery and ejecting system, air inlet system and exhaust system and be vented the part such as evolution device, lubrication system, cooling system, electronic control system and form.
1), at present small displacement naturally aspirated engine design time motor the best use region to be middle high engine speed range, cannot meet cities and towns market demands, client complains that Fuel Economy is poor, is short of power.
2) what, traditional motor adopted is drag-line closure, the output of the best torque of motor gamut rotating speed cannot be realized, and cannot accurately control engine air-fuel ratio, cause burning insufficient, fuel economy is poor, and discharge does not meet state V standard.
3), traditional motor adopts is free-standing water pump, and fault of water pump rate is high, poorly sealed, motor generation leakage, easily causes client to complain, and makes overall engine structure not compact.
4), traditional motor adopts is the tappet of non-coating, and wear no resistance, frictional loss is high, and cause noise in engine operation process large, oil consumption is high; Easily lost efficacy under the higher load of motor, impact and harsher working environment.
5), traditional inline four-cylinder engine adopts eight equilibrium block cast-iron crankshafts, and cost is higher, and quality lays particular stress on, and engine consumption is higher.
6), the tappet frictional force that uses of traditional natural aspirated engine overhead camshaft is large, and motor noise in running is large, and oil consumption is high.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art, provides that a kind of compact structure, fuel consumption rate are low, power is superior, and discharge meets the displacement gasoline engine of four countries of state five.
The technological scheme that the utility model is taked is for providing the petrol engine that a kind of compact structure performance is superior, comprise the long air flue plastic air intake manifold of lower resistance, lower resistance cast-iron exhaust manifold, electronic throttle system, modularization front cover, scribble tappet and the low inertia lightweight bent axle of DLC coating, described electronic throttle system is arranged on above the long air flue plastic air intake manifold of described lower resistance, described lower resistance long air flue plastic air intake manifold is positioned at petrolic left part, described lower resistance cast-iron exhaust manifold is positioned at petrolic right part, described modularization front cover is positioned at petrolic front end, described in scribble DLC coating tappet be arranged in cylinder cap, described low inertia lightweight bent axle is linked together by petrolic cylinder body and cylinder cap.
As further improvement of the utility model, the long air flue plastic air intake manifold of described lower resistance comprises intake manifold, intake manifold seal ring and vacuum tube joint, described intake manifold seal ring is arranged at the described intake manifold mouth of pipe, and described vacuum tube joint connects described intake manifold.
As further improvement of the utility model, described lower resistance cast-iron exhaust manifold comprises the branch of front oxygen sensor mounting hole, spherical flange joint, the first cylinder and the 4th cylinder, the branch of the second cylinder and the 3rd cylinder and four cylinder general branches, described four cylinder general branches are provided with front oxygen sensor mounting hole, described spherical flange joint is enclosed within described four cylinder general branches, and the branch of the branch of described first cylinder and the 4th cylinder and the second cylinder and the 3rd cylinder is connected in described four cylinder general branches.
As further improvement of the utility model, described electronic throttle bodies comprises DC servo motor, aluminium dish valve, gear transmission and return structure, sensor plug and air intake casing, described DC servo motor connects described gear transmission and return structure, described gear transmission and return structure connect described aluminium dish valve, described sensor plug is arranged on described gear transmission and return structure, and described air intake casing is enclosed within described aluminium dish valve.
As further improvement of the utility model, described modularization front cover comprises front hanger mounting hole, water pump, water intake, Idle wheel mounting hole, oil pump and oil rule mounting hole, described front hanger mounting hole site is in the upper right side of described modularization front cover, described water intake connects described water pump, described water pump is positioned on the right side of the middle part of described modularization front cover, described Idle wheel mounting hole site is in the middle left-lower side of described modularization front cover, and described oil pump is positioned at the bottom center of described modularization front cover.
As further improvement of the utility model, described lower resistance cast-iron exhaust manifold adopts 4-2-1 compound mode, and described 4-2-1 structure is that after the exhaust first set between two of four cylinders, Unified Set is incorporated in a house steward again.
As further improvement of the utility model, described DLC coating is hydrogeneous diamond-like coating.
The beneficial effects of the utility model are: 1, have employed long-airway induction manifold and lower resistance cast-iron exhaust manifold, improve fuel economy under air input of engine by air and middle low speed.2, adopt electronic throttle system, improve fuel economy and exhaust emissions.3, adopt modularization front cover, improving the life-span of water pump, is that the structure of motor is compacter.4, DLC coating tappet is adopted, make tappet reach the requirement of low frictional loss, high wear resistance, high hardness, improve the performance of motor, reduce oil consumption.5, adopt low inertia lightweight bent axle, effectively can reduce the quality of bent axle, alleviate the weight of motor, and rotary inertia when can also reduce crankshaft operation, reduce the vibration of motor, improve the NVH performance of motor.
Accompanying drawing explanation
Fig. 1 is the gasoline engines assembly structure schematic diagram of the compact superior performance of the utility model structure;
Fig. 2 is vacuum tube joint structural representation in the gasoline engines assembly of the compact superior performance of the utility model structure;
Fig. 3 is the front elevation of the gasoline engine exhaust manifold assembly of the compact superior performance of the utility model structure;
Fig. 4 is the profile of the gasoline engine exhaust manifold assembly of the compact superior performance of the utility model structure;
Fig. 5 is the front elevation of the petrol engine electronic throttle bodies of the compact superior performance of the utility model structure;
Fig. 6 is the profile of the petrol engine electronic throttle bodies of the compact superior performance of the utility model structure;
Fig. 7 is the structural representation of the petrol engine modularization front cover of the compact superior performance of the utility model structure;
Fig. 8 is the petrol engine DLC prop column structure schematic diagram of the compact superior performance of the utility model structure;
Fig. 9 is the petrol engine complete machine schematic appearance of the compact superior performance of the utility model structure;
Embodiment
To illustrate below in conjunction with accompanying drawing and embodiment further illustrates the utility model.
Numeral in figure: 1, intake manifold; 2, intake manifold seal ring; 3, vacuum tube joint; 4, front oxygen sensor mounting hole; 5, spherical flange joint; 6, the branch of the first cylinder and the 4th cylinder; 7, the branch of the second cylinder and the 3rd cylinder; 8, four cylinder general branches; 9, DC servo motor; 10, aluminium dish valve; 11, gear transmission and return structure; 12, sensor/plug; 13, air intake casing; 14, front hanger mounting hole; 15, water pump; 16, water intake; 17, Idle wheel mounting hole; 18, oil pump; 19, oil rule mounting hole; 20, DLC coating.
As shown in Figures 1 to 9, comprise the long air flue plastic air intake manifold of lower resistance, lower resistance cast-iron exhaust manifold, electronic throttle system, modularization front cover, scribble tappet and the low inertia lightweight bent axle of DLC coating, described electronic throttle system is arranged on above the long air flue plastic air intake manifold of described lower resistance, described lower resistance long air flue plastic air intake manifold is positioned at petrolic left part, described lower resistance cast-iron exhaust manifold is positioned at petrolic right part, described modularization front cover is positioned at petrolic front end, the tappet of the described DLC of scribbling coating is arranged in cylinder cap, described low inertia lightweight bent axle is linked together by petrolic cylinder body and cylinder cap.
As shown in Figure 1 and Figure 2, the long air flue plastic air intake manifold of described lower resistance comprises intake manifold 1, intake manifold seal ring 2 and vacuum tube joint 3, described intake manifold seal ring 2 is arranged at described intake manifold 1 mouth of pipe, and described vacuum tube joint 3 connects described intake manifold 1.Adopt the long air flue plastic air intake manifold of lower resistance, internal surface is smooth, the flow resistance of air-flow is little, improve the intake efficiency of motor, reduce air velocity, air and fuel can be allowed better to mix, and burning is more abundant, promotes low-speed region power character and the fuel economy improving motor in motor.
As shown in Figure 3, Figure 4, described lower resistance cast-iron exhaust manifold comprises branch 6, second cylinder of front oxygen sensor mounting hole 4, spherical flange joint 5, first cylinder and the 4th cylinder and the branch 7 of the 3rd cylinder and four cylinder general branches 8, described four cylinder general branches 8 are provided with front oxygen sensor mounting hole 4, described spherical flange joint 5 is enclosed within described four cylinder general branches upper 8, and the branch 7 of the branch 6 of described first cylinder and the 4th cylinder and the second cylinder and the 3rd cylinder is connected in described four cylinder general branches 8.Described lower resistance cast-iron exhaust manifold adopts 4-2-1 compound mode, and described 4-2-1 structure is that after the exhaust first set between two of four cylinders, Unified Set is incorporated in a house steward again.Adopt lower resistance cast-iron exhaust manifold, the structural type of application 4-2-1, namely first (exhaust of 1 cylinder and 4 cylinders gathers together between two in the exhaust of 4 cylinders, the exhaust of 2 cylinders and 3 cylinders gathers together) set after (exhaust of 1 cylinder and 4 cylinders gathers together, and the exhaust of 2 cylinders and 3 cylinders gathers together) again Unified Set be incorporated in a house steward.The gas exhaust manifold of this structural type more effectively can avoid the impact between each cylinder air-flow, is to be vented more smooth and easy, reduces exhaust back pressure, is conducive to waste gas and discharges cylinder timely and effectively, improve the efficiency of motor and performance.
As shown in Figure 5, Figure 6, described electronic throttle bodies comprises DC servo motor 9, aluminium dish valve 10, gear transmission and return structure 11, sensor plug 12 and air intake casing 13, described DC servo motor 9 connects described gear transmission and return structure 11, described gear transmission and return structure 11 connect described aluminium dish valve 10, described sensor plug 12 is arranged on described gear transmission and return structure 11, and described air intake casing 13 is enclosed within described aluminium dish valve 10.Adopt electronic throttle system, by ECU various work information and sensor signal judged and process, then best throttle opening is calculated, control closure by the DC servo motor in DC servo motor formula closure again and reach corresponding throttle opening angle, accurately control throttle opening to reach.Electronic throttle system accurately controls air fuel ratio in all cases, makes burning more abundant, also reduces the generation of waste gas simultaneously, improve the emission performance of motor.
As shown in Figure 7, described modularization front cover comprises front hanger mounting hole 14, water pump 15, water intake 16, Idle wheel mounting hole 17, oil pump 18 and oil rule mounting hole 19, described front hanger mounting hole 14 is positioned at the upper right side of described modularization front cover, described water intake 16 connects described water pump 15, described water pump 15 is positioned on the right side of the middle part of described modularization front cover, described Idle wheel mounting hole 17 is positioned at the middle left-lower side of described modularization front cover, and described oil pump 18 is positioned at the bottom center of described modularization front cover.Adopt modularization front cover integrated oil pump 18 and water pump 15, make the layout of motor more compact.
As shown in Figure 8, described DLC coating 20 is hydrogeneous diamond-like coating, adopt DLC coating tappet, diamond-like coating (Diamond-like Carbon) or abbreviation DLC coating, be the metastable amorphous state material containing diamond structure (sp3 key) and graphite structure (sp2 key), carbon atom mainly combines with sp3 and sp2 hybrid bond.Diamond-like coating (DLC coating) is a kind of amorphous film, substantially can be divided into containing hydrogen diamond (a-C:H) coating and non-hydrogen diamond coating two kinds.Hydrogen content in hydrogeneous DLC coating is between 20at.%-50at.%, and sp3 composition is less than 70%.Under running conditions, DLC coating tappet can reach the requirement of low frictional loss, high wear resistance, high hardness to motor, and has the extremely strong performance bondd with metallic material, can bear higher load, impact and harsher working environment.On the other hand, in hardness and wear resistance, diamond-like coating tappet also has obvious advantage.Under identical friction condition, through the identical time, the tappet wearing and tearing of non-coating are more serious than coating tappet.
Adopt low inertia lightweight bent axle, apply four balance block structures, effectively can reduce the quality of bent axle, alleviate the weight of motor, and rotary inertia when can also reduce crankshaft operation, reduce the vibration of motor, improve the NVH performance of motor.
The utility model is applied to 1.2L displacement engine, its performance fullys meet design standard, engine power rating/rotating speed is 60.3kW/5600rpm, rated torque/rotating speed is 115N.m/ (3600-4000) rpm, between 1800rpm-4000rpm, there is better moment of torsion output characteristics.Between (1500 ~ 4000) rpm, motor has good Economy.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. the petrol engine that a compact structure performance is superior, it is characterized in that: comprise the long air flue plastic air intake manifold of lower resistance, lower resistance cast-iron exhaust manifold, electronic throttle system, modularization front cover, scribble tappet and the low inertia lightweight bent axle of DLC coating, described electronic throttle system is arranged on above the long air flue plastic air intake manifold of described lower resistance, described lower resistance long air flue plastic air intake manifold is positioned at petrolic left part, described lower resistance cast-iron exhaust manifold is positioned at petrolic right part, described modularization front cover is positioned at petrolic front end, the tappet of the described DLC of scribbling coating is arranged in cylinder cap, described low inertia lightweight bent axle is linked together by petrolic cylinder body and cylinder cap.
2. the petrol engine that compact structure performance is superior according to claim 1, it is characterized in that: the long air flue plastic air intake manifold of described lower resistance comprises intake manifold, intake manifold seal ring and vacuum tube joint, described intake manifold seal ring is arranged at the described intake manifold mouth of pipe, and described vacuum tube joint connects described intake manifold.
3. the petrol engine that compact structure performance is superior according to claim 1, it is characterized in that: described lower resistance cast-iron exhaust manifold comprises the branch of front oxygen sensor mounting hole, spherical flange joint, the first cylinder and the 4th cylinder, the branch of the second cylinder and the 3rd cylinder and four cylinder general branches, described four cylinder general branches are provided with front oxygen sensor mounting hole, described spherical flange joint is enclosed within described four cylinder general branches, and the branch of the branch of described first cylinder and the 4th cylinder and the second cylinder and the 3rd cylinder is connected in described four cylinder general branches.
4. the petrol engine that compact structure performance is superior according to claim 1, it is characterized in that: described electronic throttle bodies comprises DC servo motor, aluminium dish valve, gear transmission and return structure, sensor plug and air intake casing, described DC servo motor connects described gear transmission and return structure, described gear transmission and return structure connect described aluminium dish valve, described sensor plug is arranged on described gear transmission and return structure, and described air intake casing is enclosed within described aluminium dish valve.
5. the petrol engine that compact structure performance is superior according to claim 1, it is characterized in that: described modularization front cover comprises front hanger mounting hole, water pump, water intake, Idle wheel mounting hole, oil pump and oil rule mounting hole, described front hanger mounting hole site is in the upper right side of described modularization front cover, described water intake connects described water pump, described water pump is positioned on the right side of the middle part of described modularization front cover, described Idle wheel mounting hole site is in the middle left-lower side of described modularization front cover, and described oil pump is positioned at the bottom center of described modularization front cover.
6. the petrol engine that compact structure performance is superior according to claim 1, it is characterized in that: described lower resistance cast-iron exhaust manifold adopts 4-2-1 compound mode, described 4-2-1 structure is that after the exhaust first set between two of four cylinders, Unified Set is incorporated in a house steward again.
7. the petrol engine that compact structure performance is superior according to claim 1, is characterized in that: described DLC coating is hydrogeneous diamond-like coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398064.7U CN204402660U (en) | 2014-07-18 | 2014-07-18 | The petrol engine that a kind of compact structure performance is superior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398064.7U CN204402660U (en) | 2014-07-18 | 2014-07-18 | The petrol engine that a kind of compact structure performance is superior |
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| Publication Number | Publication Date |
|---|---|
| CN204402660U true CN204402660U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420398064.7U Expired - Fee Related CN204402660U (en) | 2014-07-18 | 2014-07-18 | The petrol engine that a kind of compact structure performance is superior |
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| CN (1) | CN204402660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437923A (en) * | 2016-09-27 | 2017-02-22 | 上汽通用五菱汽车股份有限公司 | Turbocharging gasoline engine |
| CN110725753A (en) * | 2018-07-16 | 2020-01-24 | 曼恩能源方案有限公司 | Internal combustion engine and modular system for an internal combustion engine |
-
2014
- 2014-07-18 CN CN201420398064.7U patent/CN204402660U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437923A (en) * | 2016-09-27 | 2017-02-22 | 上汽通用五菱汽车股份有限公司 | Turbocharging gasoline engine |
| CN110725753A (en) * | 2018-07-16 | 2020-01-24 | 曼恩能源方案有限公司 | Internal combustion engine and modular system for an internal combustion engine |
| CN110725753B (en) * | 2018-07-16 | 2023-10-13 | 曼恩能源方案有限公司 | Internal combustion engine and modular system for an internal combustion engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20200718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |