CN204755065U - A engine for on motor vehicle - Google Patents
A engine for on motor vehicle Download PDFInfo
- Publication number
- CN204755065U CN204755065U CN201520252121.5U CN201520252121U CN204755065U CN 204755065 U CN204755065 U CN 204755065U CN 201520252121 U CN201520252121 U CN 201520252121U CN 204755065 U CN204755065 U CN 204755065U
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- CN
- China
- Prior art keywords
- motor
- bend
- motor vehicle
- gas
- sphere
- Prior art date
- 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.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model belongs to the technical field of machinery, in particular to an engine for on motor vehicle. An engine for on motor vehicle, includes the cylinder body, inlet channel and exhaust passage and combustion chamber have been seted up on the cylinder body, the inner chamber of combustion chamber by two ball faces and with two surround with the eager skew surface of ball off -plate and constitute, be connected through connecting portion between the two ball faces, two ball faces all inwards sunken and communicate with the exhaust passage with inlet channel respectively, inlet channel comprises straight way and a plurality of bend, the bend be close to the combustion chamber and has linked firmly a plurality of baffle in the bend. The utility model has the advantages of it is following: accelerate flame propagation's speed, reduced the possibility that takes place the detonation to improve combustion efficiency, reached the purpose that improves dynamic property, reducing fuel consumption and reduction and discharge.
Description
Technical field
The utility model belongs to field of mechanical technique, particularly a kind of motor on Motor Vehicle.
Background technique
The gas-entered passageway of motor car engine is the key position of engine design, and fuel-air mixture enters firing chamber after the mixing again of suction tude and gas-entered passageway, and after the combustion of firing chamber, acting drives motor-driven vehicle going.So the appropriate design of gas-entered passageway can provide more mixed gas for motor, and can form tumble and swirl in cylinder, make the turbulence excess in cylinder, the mixing of fuel oil and air is more abundant, and burning is faster more complete, and what send is more powerful.But the gas-entered passageway design great majority of domestic motor vehicles motor all regulate the flowing of air-flow by the trend of air flue and the size of sectional area of air passage at present, though these project organizations can meet the requirement of general motor car engine performance, but along with to automobile energy-conserving, reduce discharging the further raising required, the air flue of original Motor Vehicle is due to the narrow limitation of its shape, make its air inlet flow losses large, intake flow velocity irrational distribution, air inlet streamline turbulence, cause the undercompounding of fuel-oil atmozation difference and fuel oil and air, direct performance and the discharge affecting motor.
Domestic motor vehicles engine chamber mainly adopts hemispherical combustion chamber at present simultaneously, although the requirement of general motor car engine to performance can be met, but because flame travel is less, turbulent flow organizes the reasons such as not ideal enough, be difficult to reach the technical requirements of new energy saving standard.Along with country is to the further raising of the requirement of motor vehicle for saving energy and reducing emission and environmental requirement, be necessary to transform the shape and structure of firing chamber.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes good, the fuel-efficient motor on Motor Vehicle of a kind of combustion efficiency.
The purpose of this utility model realizes by following technical proposal:
A kind of motor on Motor Vehicle, comprise cylinder block, describedly on cylinder block, offer gas-entered passageway and exhaust passage and firing chamber, the inner chamber of described firing chamber is made up of two Surface of Spheres and surrounding with two slant curved surfaces circumscribed with Surface of Sphere, be connected by joint between two Surface of Spheres, two described Surface of Spheres all cave inward and are communicated with exhaust passage with gas-entered passageway respectively, described gas-entered passageway is made up of straight way and multiple bend, and described bend is near firing chamber and in bend, be fixed with several dividing plates.
In the above-mentioned motor on Motor Vehicle, described two Surface of Spheres are respectively little Surface of Sphere and large Surface of Sphere, and little Surface of Sphere communicates with exhaust passage, and large Surface of Sphere communicates with gas-entered passageway.
In above-mentioned high efficiency motor car engine firing chamber, described joint is parabola.
In the above-mentioned motor on Motor Vehicle, described dividing plate is longitudinal arrangement along bend.
In the above-mentioned motor on Motor Vehicle, described adjacent dividing plate be arranged in parallel.
In the above-mentioned motor on Motor Vehicle, described dividing plate and bend are connected as a single entity.
Compared with prior art, the utility model has the following advantages:
1, the distribution of air-flow organized by the dividing plate by arranging difformity or varying number in gas-entered passageway, the flow velocity of charge air flow, flow direction and streamline are changed, to form desirable velocity field and pressure field distribution, make gas after entering firing chamber, form flowing of rolling, strengthen the turbulence intensity of cylinder interior gas, to improve the combustion efficiency of burning mixture, thus improve engine performance, reduction oil consumption, reduction exhaust emissions amount;
2, by compacter chamber structure, arrange larger-diameter gas-entered passageway, improve charging efficiency, define stronger turbulent flow.And spark plug is arranged on the slant curved surface of joint side, extend the distance of flame propagation, accelerate the speed of flame propagation, decrease the possibility that detonation occurs, thus improve combustion efficiency, reach the object improving power character, reduce oil consumption and emissions reduction.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of motor on Motor Vehicle of the utility model;
Fig. 2 is the sectional structure schematic diagram at another visual angle of the utility model;
Fig. 3 is the structural representation of firing chamber in the utility model;
In figure: 1, cylinder block 2, firing chamber 3, spark plug 4, outlet passageway 5, gas-entered passageway 51, straight way 52, bend 6, joint 7, slant curved surface 8, dividing plate 9, little Surface of Sphere 10, large Surface of Sphere 11, suction valve cone 12, gate seat of giving vent to anger.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 to Figure 3, originally the motor on Motor Vehicle comprises cylinder block 1, describedly on cylinder block 1, offer gas-entered passageway 5 and exhaust passage and firing chamber 2, described gas-entered passageway 5 and outlet passageway 4 are communicated with from both sides, cylinder head center are oblique with firing chamber 2 respectively, and gas-entered passageway 5 is arc smooth transition with the interior walls of outlet passageway 4; Air flue is tubular structure, and wherein gas-entered passageway 5 is made up of straight way 51 and multiple bend 52, and bend 52 is near firing chamber 2; Gas-entered passageway 5 is suction valve cone 11 near the end of firing chamber 2, and outlet passageway 4 is gate seat 12 of giving vent to anger near the end of firing chamber 24.
In gas-entered passageway 5 bend 52, be fixed with multiple dividing plate 8, each dividing plate 8 thickness is 0.6cm, and dividing plate 8 and gas-entered passageway 5 are connected as a single entity and gas-entered passageway 5 bend 52 is divided into multiple chamber.Each dividing plate 8 all along the bend 52 of gas-entered passageway 5 in longitudinal arrangement, and the adjacent dividing plate 8 be in same gas-entered passageway 5 bend 52 be arranged in parallel.The Main Function of dividing plate 8 is exactly improve the flow velocity of engine intake passage 5 air inlet gas and the streamline distribution of gas.
The main implementation method of this dividing plate 8 is exactly when engine speed is lower, air inlet gas is when the straight way 51 of gas-entered passageway 5 enters into bend 52, by the inhibition of dividing plate 8, air inlet gas is divided into multiply air-flow by one air-flow and enters into the chamber be separated into by dividing plate 8 respectively, thus improve the flow velocity of air inlet gas, and change gas flow by the reasonable Arrangement of dividing plate 8, gas is made to form flowing of rolling after entering firing chamber 2, strengthen the turbulence intensity of cylinder interior gas, to improve the combustion efficiency of burning mixture, thus raising engine performance, reduce oil consumption, reduce exhaust emissions amount, after engine speed rises, because the dividing plate 8 through rationally arranging self has guide functions, its thickness is also thinner, less to the inhibition of gas, little on the charging efficiency impact of motor, on the contrary, the guide functions of dividing plate 8 self improves gas flow rate and streamline distribution, improve combustion efficiency, so high speed performance has small elevation too.The middle low speed torque of this invention air passage structure improves more than 8% than traditional air flue, and oil consumption have dropped 10%, and raw emissions reaches Europe II level.Therefore, this air passage structure for engine improves the properties of motor comprehensively.
Firing chamber 2 inner chamber is made up of two crossing Surface of Spheres varied in size and surrounding with two slant curved surfaces 7 circumscribed with Surface of Sphere, and communicated by joint 6 between the tangent line of two spheres intersected, two Surface of Spheres all cave inward; Two Surface of Spheres are respectively little Surface of Sphere 9 and large Surface of Sphere 10, and little Surface of Sphere 9 communicates with exhaust passage, and large Surface of Sphere 10 communicates with gas-entered passageway 5; Joint 6 is parabolas; Spark plug 3 is arranged on slant curved surface 7 place on wherein side joint 6.
Said structure makes the volume of firing chamber 2 diminish, and compression ratio is improved, and coordinates other optimal design such as improved type air flue and cam, further increases engine performance; Edge, firing chamber 2 far from spark plug 3 apart from reduction, make from spark plug 3 relatively away from mixed gas also can converge in firing chamber 2 central authorities faster around, propagation of flame distance becomes large, and period of combustion shortens, not easily there is detonation, thus realize more abundant more effective burning.Tested by comparative trial, this engine with special combustion chamber 2 makes power and moment of torsion all obtain larger raising, and oil consumption simultaneously declines, and discharge also obtains larger improvement, and overall engine performance is improved.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (6)
1.
a kind of motor on Motor Vehicle, comprise cylinder block, cylinder block offers gas-entered passageway and exhaust passage and firing chamber, it is characterized in that: the inner chamber of firing chamber is made up of two Surface of Spheres and surrounding with two slant curved surfaces circumscribed with Surface of Sphere, be connected by joint between two Surface of Spheres, two described Surface of Spheres all cave inward and are communicated with exhaust passage with gas-entered passageway respectively, described gas-entered passageway is made up of straight way and multiple bend, and described bend is near firing chamber and in bend, be fixed with several dividing plates.
2.
a kind of motor on Motor Vehicle according to claim 1, is characterized in that: two Surface of Spheres are respectively little Surface of Sphere and large Surface of Sphere, and little Surface of Sphere communicates with exhaust passage, and large Surface of Sphere communicates with gas-entered passageway.
3.
a kind of motor on Motor Vehicle according to claim 1 and 2, is characterized in that: described joint is parabola.
4.
a kind of motor on Motor Vehicle according to claim 1 and 2, is characterized in that: described dividing plate is longitudinal arrangement along bend.
5.
a kind of motor on Motor Vehicle according to claim 1, is characterized in that: described adjacent dividing plate be arranged in parallel.
6.
a kind of motor on Motor Vehicle according to claim 1 and 2, is characterized in that: described dividing plate and bend are connected as a single entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252121.5U CN204755065U (en) | 2015-04-24 | 2015-04-24 | A engine for on motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252121.5U CN204755065U (en) | 2015-04-24 | 2015-04-24 | A engine for on motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755065U true CN204755065U (en) | 2015-11-11 |
Family
ID=54469782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520252121.5U Expired - Fee Related CN204755065U (en) | 2015-04-24 | 2015-04-24 | A engine for on motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412605A (en) * | 2018-03-30 | 2018-08-17 | 宁波市鄞州德来特技术有限公司 | The multistage variable tumble flow regulating device of gas handling system |
-
2015
- 2015-04-24 CN CN201520252121.5U patent/CN204755065U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412605A (en) * | 2018-03-30 | 2018-08-17 | 宁波市鄞州德来特技术有限公司 | The multistage variable tumble flow regulating device of gas handling system |
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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: 20151111 Termination date: 20160424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |