CN201159112Y - Two-liter gas engine capable of controlling combustion velocity - Google Patents
Two-liter gas engine capable of controlling combustion velocity Download PDFInfo
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- CN201159112Y CN201159112Y CNU2008200326415U CN200820032641U CN201159112Y CN 201159112 Y CN201159112 Y CN 201159112Y CN U2008200326415 U CNU2008200326415 U CN U2008200326415U CN 200820032641 U CN200820032641 U CN 200820032641U CN 201159112 Y CN201159112 Y CN 201159112Y
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Abstract
The utility model relates to a 2.0 liter controlled burn rate gasoline engine, and the gasoline engine includes inline, four cylinders, four stroke and water cooling electronic fuel injection. The cylinder diameter of a cylinder block ranges from 85mm to 88mm, the bore spacing ranges from 92mm to 95mm, the total height of the cylinder block ranges from 288mm to 293mm, the connecting rod big end hole diameter ranges from 46mm to 50mm, the small end hole diameter ranges from 20mm to 24mm, the center distance between the big end hole and the small end hole ranges from 148mm to 152mm.The height of a piston ranges from 60mm to 69mm, the compressed height ranges from 36mm to 42mm and the diameter ranges from 85mm to 88mm. The crank radius of a crank shaft ranges from 42mm to 46mm, the main shaft diameter of the crankshaft ranges from 56mm to 59mm, the shaft diameter of the connecting rod ranges from 43mm to 46mm. The volume of a pressure regulator cavity of an intake manifold in an air intake and exhaust system ranges from 1.3liter and 1.5liter. The rated power of the 2.0 liter controlled burn rate gasoline engine is 96kw/5500rpm. Compared with an engine which does not the technology of controlled burn rate (CBR) and has the same discharge capacity, the gasoline consumption of the 2.0 liter controlled burn rate gasoline engine is saved at least 5%. The 2.0 liter controlled burn rate gasoline engine is adaptable to matching with sedans, light buses, off-road vehicles, light trucks, pickups and multifunctional vehicles.
Description
Technical field
The utility model relates to petrol engine, specifically 2.0 liters of controlled burning speed petrol engines.
Background technique
Along with the increase year by year of auto output, the energy problem of motor looms large further.Energy-conserving and environment-protective become particularly important in this case.Be proved to be in American-European market in fuel-economizing field controlled burning speed (CBR) technology to being first-class technology.Petrol engine energy-conservation aspect controlled burning speed (CBR) technology be a kind of trend of future development.On Chinese market, also there is not controlled burning speed (CBR) petrol engine using in batches at present.The advance of current motor how, is embodied in gas distribution system aspect mechanical system to a great extent.What state's intrinsic motivation was a large amount of practical is 2 valves, and OHV and naturally aspirated engine are in the majority, as at present domestic larger, the production domesticization level is higher, market share the is bigger 4Y of Toyota (491) Engine Series.Toyota's 4Y series is to introduce Japanese the eighties technology to design comparatively successful type, sweeps the country in recent years, reached during the peak produce 200000 per year surplus.Little, in light weight, the compact structure of this type volume has good power character, Economy, reliability.But owing to be to adopt SOHV, OHV, the restriction of structure makes the further upward mobility of its performance less, and the trend of being eliminated is gradually arranged recently.It is 4 valves that similar petrol engine type has only the joint 4G6 series in Shenyang and Mitsubishi, Single Over Head Camshaft, and power per liter is 40kw.Transport towards high speed, economic, comfortable, the particularly development of low pollutionization with this highway in China, this petrol engine has been not suitable for mating less than 3.5 tons Light-duty Vehicle with present all kinds of homemade loaded WT, can not reach existing emission standard.
Adopting controlled burning speed (CBR) technology is one of effective measures of engine energy-saving, and motor does not originally need to do too big change in configuration aspects yet.In general, the petrol engine of same displacement adopts controlled burning speed (CBR) technology effectively about fuel-economizing 5-7%.
Country's macro adjustments and controls aspect the energy, the appearance of fuel oil expense policy is extensively had an optimistic view of the prospect of small displacement engine, and the 2.0L motor is considered to " the gold discharge capacity " of intermediate-size car.2.0L motor adopts the future market of CBR technology to be accepted by consumers in general.
The model utility content
The purpose of this utility model provides and a kind ofly can satisfy low the pollution and 2.0 liters of controlled burning speed petrol engines of low oil consumption NBS less than 3.5 tons all kinds of homemade Light-duty Vehicle whole matching, discharging with gross mass.
Realize that the above-mentioned purpose technical solution is as follows:
1,2.0 liters of controlled burning speed petrol engines, comprise cylinder block, cylinder head, piston and connecting rod, distribution device, air inlet system and exhaust system, oil supply system, lubrication system, electric control fuel oil jet system, starting arrangement, balance sysmte, controlled burning speed slide plate and final controlling element, its form is in-line arrangement, four cylinders, four-stroke, water-cooled electronic fuel injection; Described cylinder block is planer-type, no cylinder sleeve structure, and cylinder block is provided with stiffening rib for inboard every grade; Cylinder head adopts 16 valves, and is furnished with four oil leabs, and wherein two along the cylinder head edge placement, and other two are arranged in medium position; Spark plug is arranged along the firing chamber central vertical; Valve tappet is a hydraulic tappet, adopts double balance shaft; Bent axle is provided with eight balancer weights, and crank pulley is held concurrently and is torshional vibration damper; Electronic throttle is adopted in air inlet; Adopt PCV valve and deaerator in the respiratory system; It is characterized in that:
Described cylinder block cylinder bore is 85-88mm, and cylinder core distance is 92-95mm, and the cylinder body height overall is 288-293mm;
Described connnecting rod big end bore dia is 46-50mm, and microcephaly's bore dia is 20-24mm, and CONCENTRIC REDUCER hole centre distance is 148-152mm;
Described depth pistion is 60-69mm, compression height 36-42mm, diameter 85-88mm;
Described throw of crank shaft is 42-46mm, and crank spindle footpath diameter is 56-59mm, and the connecting rod journal diameter diameter is 43-46mm;
The pressure stabilizing cavity volume of the inlet manifold in the described air inlet system and exhaust system is 1.3-1.5L, a length of tube 350-390mm, vane slot degree of depth 3-3.3mm.
2.0 liters of above-mentioned controlled burning speed petrol engines, described cylinder footpath diameter is 85mm, cylinder core distance 93mm, cylinder body height overall are 290mm; Depth pistion 60.65mm, compression height 40.65mm, piston diameter 85mm; The connnecting rod big end bore dia is 48mm, and microcephaly's bore dia is 22mm, and CONCENTRIC REDUCER hole centre distance is 150mm; Throw of crank shaft is 44mm, and crank spindle footpath diameter is 57mm, and the connecting rod journal diameter diameter is 45mm; The pressure stabilizing cavity volume 1.5L of the inlet manifold in the air inlet system and exhaust system, a length of tube 390mm, vane slot degree of depth 3.3mm.
The beneficial effects of the utility model: these 2.0 liters of controlled burning speed petrol engine nominal power 96kw/5500rpm, Maximum Torque 175Nm/4500rpm, 2000 change the fuel consumption rate 375g/Kwh of 2bar.Because this money motor adopts controlled burning speed (CBR) technology, its oil consumption than with discharge capacity not with the engines fuel-economizing of controlled burning speed (CBR) technology at least more than 5%.Very suitable coupling car, light bus, go-anywhere vehicle, light truck, picking-up vehicle and MPV (Multi-Purpose Vehicle), discharging can adapt to the EURO-4 standard.
Description of drawings
Fig. 1 is the cross-sectional figure of the utility model,
Fig. 2 is the utility model longitudinal section.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done to describe further by embodiment.
Embodiment 1:
Referring to Fig. 1 and Fig. 2, comprise cylinder block 1, cylinder head 2, piston 3 and connecting rod, distribution device, air inlet system and exhaust system, oil supply system, lubrication system, electric control fuel oil jet system, starting arrangement, balance sysmte, controlled burning speed slide plate and final controlling element 2.0 rise controlled burning speed petrol engine, its form is in-line arrangement, four cylinders, four-stroke, water-cooled electronic fuel injection; Described cylinder block is planer-type, no cylinder sleeve structure, and cylinder block is provided with stiffening rib for inboard every grade; Cylinder head adopts 16 valves, and is furnished with four oil leabs, and wherein two along the cylinder head edge placement, and other two are arranged in medium position; Spark plug is arranged along the firing chamber central vertical; Valve tappet is a hydraulic tappet, adopts double balance shaft; Bent axle is provided with eight balancer weights, and crank pulley is held concurrently and is torshional vibration damper; Automatically controlled exhaust gas turbocharge and electronic throttle are adopted in air inlet; Adopt PCV valve and deaerator in the respiratory system;
Connecting rod 4 big end hole diameters are 46mm, and microcephaly's bore dia is 20mm, and CONCENTRIC REDUCER hole centre distance is 148mm;
Piston 3 highly is 60mm, compression height 36mm, diameter 85mm;
Bent axle 5 crank radius are 42mm, and crank spindle footpath diameter is 56mm, and the connecting rod journal diameter diameter is 43mm;
The pressure stabilizing cavity volume of the inlet manifold in the air inlet system and exhaust system is 1.3 liters, a length of tube 350mm, vane slot degree of depth 3mm.
Embodiment 2:
Cylinder footpath diameter is 85mm, and cylinder core distance 93mm, cylinder body height overall are 290mm; Depth pistion 60.65mm, compression height 40.65mm, piston diameter 85mm; The connnecting rod big end bore dia is 48mm, and microcephaly's bore dia is 23mm, and CONCENTRIC REDUCER hole centre distance is 150mm; Throw of crank shaft is 44mm, and crank spindle footpath diameter is 57mm, and the connecting rod journal diameter diameter is 45mm; 1.5 liters of the pressure stabilizing cavity volumes of the inlet manifold in the air inlet system and exhaust system, a length of tube 360mm, vane slot degree of depth 3.3mm.
Other structure is with embodiment 1.
Embodiment 3:
Connecting rod 4 big end hole diameters are 50mm, and microcephaly's bore dia is 24mm, and CONCENTRIC REDUCER hole centre distance is 152mm;
Piston 3 highly is 69mm, compression height 42mm, diameter 88mm;
Bent axle 5 crank radius are 46mm, and crank spindle footpath diameter is 59mm, and the connecting rod journal diameter diameter is 46mm;
The pressure stabilizing cavity volume of the inlet manifold in the air inlet system and exhaust system is 1.5 liters, a length of tube 390mm, vane slot degree of depth 3.3mm.
Claims (2)
1,2.0 liters of controlled burning speed petrol engines, comprise cylinder block, cylinder head, piston and connecting rod, distribution device, air inlet system and exhaust system, oil supply system, lubrication system, electric control fuel oil jet system, starting arrangement, balance sysmte, controlled burning speed slide plate and final controlling element, its form is in-line arrangement, four cylinders, four-stroke, water-cooled electronic fuel injection; Described cylinder block is planer-type, no cylinder sleeve structure, and cylinder block is provided with stiffening rib for inboard every grade; Cylinder head adopts 16 valves, and is furnished with four oil leabs, and wherein two along the cylinder head edge placement, and other two are arranged in medium position; Spark plug is arranged along the firing chamber central vertical; Valve tappet is a hydraulic tappet, adopts double balance shaft; Bent axle is provided with eight balancer weights, and crank pulley is held concurrently and is torshional vibration damper; Electronic throttle is adopted in air inlet; Adopt PCV valve and deaerator in the respiratory system; It is characterized in that:
Described cylinder block cylinder bore is 85-88mm, and cylinder core distance is 92-95mm, and the cylinder body height overall is 288-293mm;
Described connnecting rod big end bore dia is 46-50mm, and microcephaly's bore dia is 20-24mm, and CONCENTRIC REDUCER hole centre distance is 148-152mm;
Described depth pistion is 60-69mm, compression height 36-42mm, diameter 85-88mm;
Described throw of crank shaft is 42-46mm, and crank spindle footpath diameter is 56-59mm, and the connecting rod journal diameter diameter is 43-46mm;
The pressure stabilizing cavity volume of the inlet manifold in the described air inlet system and exhaust system is 1.3-1.5L, a length of tube 350-390mm, vane slot degree of depth 3-3.3mm.
2,2.0 liters of controlled burning speed petrol engines according to claim 1 is characterized in that: described cylinder footpath diameter is 85mm, and cylinder core distance 93mm, cylinder body height overall are 290mm; Depth pistion 60.65mm, compression height 40.65mm, piston diameter 85mm; The connnecting rod big end bore dia is 48mm, and microcephaly's bore dia is 22mm, and CONCENTRIC REDUCER hole centre distance is 150mm; Throw of crank shaft is 44mm, and crank spindle footpath diameter is 57mm, and the connecting rod journal diameter diameter is 45mm; The pressure stabilizing cavity volume 1.5L of the inlet manifold in the air inlet system and exhaust system, a length of tube 390mm, vane slot degree of depth 3.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200326415U CN201159112Y (en) | 2008-02-25 | 2008-02-25 | Two-liter gas engine capable of controlling combustion velocity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200326415U CN201159112Y (en) | 2008-02-25 | 2008-02-25 | Two-liter gas engine capable of controlling combustion velocity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159112Y true CN201159112Y (en) | 2008-12-03 |
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ID=40109698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200326415U Expired - Lifetime CN201159112Y (en) | 2008-02-25 | 2008-02-25 | Two-liter gas engine capable of controlling combustion velocity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201159112Y (en) |
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2008
- 2008-02-25 CN CNU2008200326415U patent/CN201159112Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081203 |
|
| CX01 | Expiry of patent term |