CN202325878U - Improved gasoline engine cylinder block - Google Patents
Improved gasoline engine cylinder block Download PDFInfo
- Publication number
- CN202325878U CN202325878U CN2011204765659U CN201120476565U CN202325878U CN 202325878 U CN202325878 U CN 202325878U CN 2011204765659 U CN2011204765659 U CN 2011204765659U CN 201120476565 U CN201120476565 U CN 201120476565U CN 202325878 U CN202325878 U CN 202325878U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- hole
- cylinder block
- crankshaft
- cooling
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an improved gasoline engine cylinder block, fundamentally solving the problems of big volume, exceeded self weight, big noise, high production cost, low efficiency and the like of the existing gasoline engine cylinder block is high in production cost, low in efficiency and the like because of big volume, exceeded self weight, big noise and large main hole system processing difficulty. The improved gasoline engine cylinder block has the technical key point that the cylinder block is in a stable small top large bottom appearance structure; a left balancing shaft hole and a right balancing shaft hole required by the mechanical balancing mechanism of a balancing shaft are arranged in the cylinder block; the periphery of the outer wall of a cylinder sleeve is provided with an amplified water jacket cooling cavity; the top of the cylinder block is provided with mutually-crossed reinforced cooling inclined water holes communicated with the water jacket cooling cavity; corresponding to the bottom surface of a cylinder cover, the top of the cylinder block is additionally provided with a plurality of cooling water jacket holes so as to achieve the purpose of quickly cooling the periphery of the combustion chamber of the cylinder cover; outer walls among the front end of the lower part of the cylinder sleeve, the rear end and the cylinder sleeve are simultaneously provided with cooling water jacket holes; the top of the cylinder block, corresponding to the cylinder cover, is provided with an oil outlet and an oil return hole; longitudinal main oil duct holes are arranged in the cylinder block; oil is supplied to lubricate the crankshaft through inclined oil holes arranged on the semi-circle surface of a crankshaft hole; and the bottom of the cylinder block is provided with a crankshaft hole lubrication oil outlet.
Description
Technical field
The utility model relates to the architecture advances to engine cylinder-body, particularly a kind of modified model cylinder of petrol engine.
Background technique
At present, this cylinder of petrol engine is continued to use the Japan Toyota engine technology eighties in last century always, uses on travel for commercial purpose car, go-anywhere vehicle motor.Be introduced into domesticly from 1980, through repeatedly promoting the auxiliary equipment performance, but still satisfied not the customer demand that changes day by day.The shortcoming of its cylinder body is following:
One of which, thus housing structure is bad, with cylinder body of the same type mutually specific volume big, cause the cylinder body dead weight to consume part engine power output power greatly; They are two years old; Because inferior part of the cylinder block narrow width; Cause structural configuration to improve and can not promote the stability in the complete machine operation process, reduce the vibration in the crankshaft operation process as increasing trunnion shaft, camshaft hole and hydraulic tappet hole working procedure processing precision are high simultaneously; Must use the special plane manufacturing, so just increase cost of production greatly; Three, because the cylinder body water jacket unreasonable structure, very easily cause in the cylinder body working procedure cool cycles bad, make that complete machine is overheated, engine output descends; Four, since under the bad situation that causes same output power of housing structure the big and exhaust emissions of oil consumption can only reach Europe two standards, do not meet the market demand of modern environment protecting and power-saving.
To sum up, existing cylinder of petrol engine structure is demanded urgently improving.
Summary of the invention
The purpose of the utility model is for a kind of reasonable in design, safe and reliable modified model cylinder of petrol engine are provided; The volume that fundamentally solves existing cylinder of petrol engine existence is big, deadweight is ultra, noise is big, mainly hole system (like crankshaft hole, camshaft hole, cylinder hole, hydraulic tappet hole) difficulty of processing causes problems such as cost of production is high, efficient is low greatly; The utility model can reduce exhaust emissions again when improving the body power per liter, reach Europe three standards, reduce oil consumption simultaneously.
The technological scheme of the utility model is: this modified model cylinder of petrol engine; Comprise the cylinder body body; The cylinder body top is provided with four cylinder liner, and cooperating with the cylinder cap lower surface and forming seal space is the body firing chamber, and cylinder interior is arranged the needed crankshaft hole structure of connecting rod; Technological points is: said cylinder body is up-small and down-big stable appearance structure, and cylinder interior also is provided with trunnion shaft balance of machinery mechanism needed and arranged on left and right sides balance axis hole;
Said cylinder liner outer wall periphery is provided with enlarged water jacket cooling die cavity; And cylinder deck is provided with cross one another pressure and cools off oblique water hole and communicate with said water jacket cooling die cavity; The corresponding cylinder cap of said cylinder deck bottom surface is provided with some cooling water trepannings in addition to reach the purpose of quick cooling The combustion chamber periphery, and the outer wall place is provided with the cooling water trepanning simultaneously between said cylinder liner bottom front end, rear end and the cylinder sleeve;
Said cylinder deck respective cylinder is covered with oil outlet and spill port, and said cylinder interior is arranged vertical mail gallery holes, and gives crankshaft lubrication through the inclined oil hole of air fuel feeding on said crankshaft hole semi circular surface, arranged, the lubricated oil outlet of crankshaft hole is set below the said cylinder body.
Said cylinder body bottom surface is provided with the tight bolt hole of five suite bearing shell cover locks, so that FE Tiler and body are linked up and lock.
Said cylinder interior is provided with the symmetrical gusset that increases body intensity respectively.
Advantage of the utility model and positive technique effect are: thus the body of the utility model has been furnished with four cylinder-bore, the internal placement needed crankshaft hole structural type of connecting rod, be equipped with that turbo charging installation makes that power output is more powerful, oil consumption reduction, exhaust emissions reduce, noise reduces, thereby simultaneously since with cam shaft arrangement make to the cylinder cap the transmission of complete machine distribution device more accurately, inlet and exhaust valve is opened has more significantly improved combustion efficiency with the shut-in time, also just improved engine output.Cylinder body is that portal frame structural type, length are further dwindled, highly reduction, body are assembled to rear stability increase on the car load chassis; Only process important hole such as crankshaft hole, thereby greatly reduce the difficulty of processing and the manufacturing cost of cylinder assembly; Cylinder hole cooling jacket increases, thus under the situation that satisfies housing construction intensity, reduce cylinder hole water-jacket space wall thickness and guaranteed when body work, to reduce rapidly the peripheral temperature in cylinder hole and the generation of complete machine superheating phenomenon again; Body has the reliable lubrication system of supply, has guaranteed the reliability requirement that the motion-related parts are supplied with high-speed lubrication oil in the whole working.
The manufacturing that project organization that the application is advanced and mounting assembly make cylinder body more meets the modern theory of making, and makes the product manufacturing meet the requirement of versatility, thereby greatly reduces manufacturing cost.
Description of drawings
To combine accompanying drawing that the utility model is described further below:
Fig. 1 is the front cover view of the utility model housing structure;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the worm's eye view of Fig. 2;
Fig. 4 is the plan view of Fig. 2;
Fig. 5 is the sectional drawing of Fig. 3 along the A-A line;
Fig. 6 is the sectional drawing of Fig. 3 along the B-B line;
Fig. 7 is the sectional drawing of Fig. 4 along the C-C line;
Fig. 8 is the plan view two of Fig. 2.
Sequence number explanation among the figure: 1 cylinder body, first crankshaft hole; 2 cylinder bodies, second crankshaft hole; 3 cylinder body three-crankshaft holes; 4 the 4th crankshaft holes; 5 the 5th crankshaft holes; 6-10 cooling water trepanning; 11 left side balance axis holes; 12 right side balance axis holes; 13 left side structural beads; 14 right side structural beads; 15-17-forces the oblique water hole of cooling; 18 first cylinder-bore; 19 second cylinder-bore; 20 the 3rd cylinder-bore; 21 four-cylinder holes; 22 water jackets cooling die cavity; 23 water jackets cooling die cavity; The vertical mail gallery holes of 24 cylinder bodies; 25 inclined oil hole of air; 26 first crankshaft holes lubricate oil outlet; 27 second crankshaft holes lubricate oil outlet; Oil outlet is lubricated in 28 three-crankshaft holes; 29 the 4th crankshaft holes lubricate oil outlet; 30 the 5th crankshaft holes lubricate oil outlet; 31; The tight bolt hole of 36 first suite bearing shell cover locks; 32; The tight bolt hole of 37 second suite bearing shell cover locks; 33; The tight bolt hole of 38 the 3rd suite bearing shell cover locks; 34; The tight bolt hole of 39 the 4th suite bearing shell cover locks; 35; The tight bolt hole of 40 the 5th suite bearing shell cover locks; 41 cylinder liner outer walls; Plane oil outlet on 42 cylinder bodies; 43-58 cooling water channel hole; Plane spill port on the 59-67 cylinder body.
To do further explain to model utility through instance below, but following instance only is the utility model example wherein, the rights protection scope of not representing the utility model and being limited.
Embodiment
Describe in detail according to Fig. 1-8 pair the utility model.This modified model cylinder of petrol engine; Comprise the cylinder body body; The cylinder body top is provided with four cylinder liner, and cooperating with the cylinder cap lower surface and forming seal space is the body firing chamber, accomplishes through 4 cylinder liner and starts the working procedure of piston from air-breathing, compression, burning work done, exhaust.Cylinder interior is arranged the needed crankshaft hole structure of connecting rod, moves through front-end face timing gear punch-out equipment structure to crank up and is transferred to twin cam shaft valve opening and closing mechanism device above the cylinder cap accurately, thereby the work of motor is accurately controlled.
Wherein, As shown in Figure 1; Cylinder body is up-small and down-big stable appearance structure, and cylinder interior also is provided with trunnion shaft balance of machinery mechanism needed left side balance axis hole 11 and right side balance axis hole 12, reduces vibration thereby make engine mildness reduce noise through and arranged on left and right sides balance axis hole.
As shown in Figure 5; Cylinder liner outer wall periphery is provided with enlarged water jacket cooling die cavity; The water jacket cooling die cavity 23 that the water jacket cooling die cavity 22 that is each cylinder hole left side body partly strengthens after the transverse cross sectional, each cylinder hole right side body after the transverse cross sectional partly strengthens; And cylinder deck is provided with three groups of cross one another pressures and cools off oblique water hole 15,16,17 and water jacket cooling die cavity and communicate, and is respectively to force between the oblique water hole of cooling, second and third cylinder of cylinder deck between first and second cylinder of cylinder deck, force to force the oblique water hole 17 of cooling between the oblique water hole of cooling 16, third and fourth cylinder of cylinder deck.Through improving cylinder liner outer wall periphery water jacket die cavity; Increased the water space; Accelerate cooling effect, prevent that cylinder body is overheated, and process cross one another three groups of cooling water holes through the foundry goods body between cylinder deck two cylinder liner; Can cool off body rapidly when realizing engine operation, guarantee that body deformation is minimum and make that thermal efficiency conversion is maximum.The corresponding cylinder cap of cylinder deck bottom surface is provided with some cooling water trepanning 43-58 (as shown in Figure 8) in addition to reach the purpose of quick cooling The combustion chamber periphery; The outer wall place is provided with the cooling water trepanning simultaneously between cylinder liner bottom front end, rear end and the cylinder sleeve, is respectively between the first cylinder hole front end cooling water trepanning 6, first and second cylinder hole between cooling water trepanning 7, second and third cylinder hole cooling water trepanning 9, rear end, the 4th cylinder hole cooling water trepanning 10, as shown in Figure 6 between cooling water trepanning 8, third and fourth cylinder.
Like Fig. 4, shown in 8, the cylinder deck respective cylinder is covered with on the cylinder body plane spill port 59-67 on plane oil outlet 42 and the cylinder body, and oil outlet has been expressed it and supplied to the position of lubricant oil on the cylinder cap above the cylinder body, mainly is to supply lubricant oil to cylinder cap camshaft, pitman arm shaft.As shown in Figure 5; Cylinder interior is arranged vertical mail gallery holes 24; And give crankshaft lubrication through inclined oil hole of air 25 fuel feeding on the crankshaft hole semi circular surface, arranged; Inclined oil hole of air through 5 groups of corresponding crankshaft holes guarantees the foundation of lubricant film in the bent axle working procedure, thereby reduces the possibility of limit friction, the working life of improving body.The lubricated oil outlet of crankshaft hole is set below the cylinder body; Be the lubricated oil outlet 26 of first crankshaft hole, the lubricated oil outlet 27 of second crankshaft hole, the lubricated oil outlet 28 in three-crankshaft hole, the lubricated oil outlet 29 of the 4th crankshaft hole, the lubricated oil outlet 30 of the 5th crankshaft hole respectively, as shown in Figure 3.
As shown in Figure 3, the cylinder body bottom surface is provided with the tight bolt hole of five suite bearing shell cover locks, so that FE Tiler and body are linked up and lock.Be respectively the tight bolt hole of the tight bolt hole of the tight bolt hole of the tight bolt hole of the first suite bearing shell cover lock 31,36, the second suite bearing shell cover lock 32,37, the 3rd suite bearing shell cover lock 33,38, the 4th suite bearing shell cover lock 34,39, the tight bolt hole 35,40 of the 5th suite bearing shell cover lock.
As shown in Figure 7, cylinder interior is provided with the symmetrical gusset that increases body intensity respectively, and to be respectively cylinder body along horizontal cylinder hole direction cut open shows that left side, back structural bead 13, cylinder body cut open along horizontal cylinder hole direction and show right side, back structural bead 14.
This body adopts the dry cylinder liner structure; Be characterized in inboard wall of cylinder liner reticulate pattern is arranged, adopt honing technique to be processed into to collude overlapping curve between horizontal and chain-wales homogeneous phase surperficial, simultaneously the angle of cross hatch, the quality of processing etc. of colluding squareness, profile bearing length rate and the surface layer of the horizontal degree of depth and quantity, contour pattern are had certain requirement; This kind structure can improve the wear resistance in cylinder hole, reliability, increases the service life.Many reticulate patterns chain-wales technology make workpiece surface form numerous and comparatively dense the spiral network, cause many oil collude mould, strengthened hold oily ability, since these reticulate pattern ditch moulds be used to effect that logical and all oily moulding oils press each other, significantly reduced the probability that oily mould interrupts, thereby significantly improved the fuel feeding state and oily mould distributes.Thereby chain-wales because of reticulate pattern at interval, can not form bigger continuously dry type friction or boundary friction and fallen at the end eutectic greatly and the probability of the expansion of wearing and tearing.
Claims (3)
1. modified model cylinder of petrol engine; Comprise the cylinder body body; The cylinder body top is provided with four cylinder liner, and cooperating with the cylinder cap lower surface and forming seal space is the body firing chamber, and cylinder interior is arranged the needed crankshaft hole structure of connecting rod; It is characterized in that: said cylinder body is up-small and down-big stable appearance structure, and cylinder interior also is provided with trunnion shaft balance of machinery mechanism needed and arranged on left and right sides balance axis hole;
Said cylinder liner outer wall periphery is provided with enlarged water jacket cooling die cavity; And cylinder deck is provided with cross one another pressure and cools off oblique water hole and communicate with said water jacket cooling die cavity; The corresponding cylinder cap of said cylinder deck bottom surface is provided with some cooling water trepannings in addition to reach the purpose of quick cooling The combustion chamber periphery, and the outer wall place is provided with the cooling water trepanning simultaneously between said cylinder liner bottom front end, rear end and the cylinder sleeve;
Said cylinder deck respective cylinder is covered with oil outlet and spill port, and said cylinder interior is arranged vertical mail gallery holes, and gives crankshaft lubrication through the inclined oil hole of air fuel feeding on said crankshaft hole semi circular surface, arranged, the lubricated oil outlet of crankshaft hole is set below the said cylinder body.
2. modified model cylinder of petrol engine according to claim 1 is characterized in that: said cylinder body bottom surface is provided with the tight bolt hole of five suite bearing shell cover locks, so that FE Tiler and body are linked up and lock.
3. modified model cylinder of petrol engine according to claim 1 is characterized in that: said cylinder interior is provided with the symmetrical gusset that increases body intensity respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204765659U CN202325878U (en) | 2011-11-25 | 2011-11-25 | Improved gasoline engine cylinder block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204765659U CN202325878U (en) | 2011-11-25 | 2011-11-25 | Improved gasoline engine cylinder block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325878U true CN202325878U (en) | 2012-07-11 |
Family
ID=46437861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204765659U Expired - Fee Related CN202325878U (en) | 2011-11-25 | 2011-11-25 | Improved gasoline engine cylinder block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368845A (en) * | 2016-08-30 | 2017-02-01 | 东风汽车公司 | Water-cooled engine air cylinder body |
-
2011
- 2011-11-25 CN CN2011204765659U patent/CN202325878U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368845A (en) * | 2016-08-30 | 2017-02-01 | 东风汽车公司 | Water-cooled engine air cylinder body |
| CN106368845B (en) * | 2016-08-30 | 2019-04-30 | 东风汽车公司 | A kind of water-cooled engine cylinder block |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102562353B (en) | Integrated aluminum alloy tank | |
| CN100470010C (en) | Turbocharging engine | |
| CN201972805U (en) | Light-weight equal-rigidity aluminum diesel engine body | |
| CN102733947A (en) | Contraposition two-stroke engine | |
| CN102748132A (en) | Mechanical-hydraulic double-power output engine | |
| CN105317544A (en) | Horizontally-opposed piston two-stroke gasoline engine and operating method thereof | |
| CN202325878U (en) | Improved gasoline engine cylinder block | |
| CN103993958A (en) | Energy-saving and environment-friendly type high-power locomotive diesel engine | |
| CN102322345A (en) | Two-stroke horizontally opposed double-shaft engine | |
| CN210509412U (en) | Cylinder cover of diesel engine | |
| CN204312154U (en) | Engine lubrication system structure | |
| CN2881116Y (en) | Turbine engine with supercharge | |
| CN104763515A (en) | Diesel engine and vehicle | |
| CN201198790Y (en) | New generation horizontal single-double cylinders diesel engine body | |
| CN201297216Y (en) | Automobile engine piston | |
| CN203962154U (en) | A kind of energy saving and environment friendly high-power locomotive diesel engine | |
| CN203730156U (en) | Gantry type crankcase engine body for inline four-valve type diesel engine | |
| CN202250437U (en) | Improved diesel engine cylinder | |
| CN201110231Y (en) | Integral marine engine piston | |
| CN202690244U (en) | Anti-leakage sealing piston ring | |
| CN105697141A (en) | Air-cooling inverted-V-shaped two-stroke double-piston type diesel supercharged engine | |
| CN2623891Y (en) | Open type internal cooling oil duct of piston | |
| CN102619614B (en) | Novel pumping pressure four-stroke four-cylinder layering vortex combustion energy-saving gasoline engine | |
| CN204099042U (en) | A kind of diesel engine and vehicle | |
| CN101526028A (en) | Vertical cylinder piston type internal combustion engine |
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: 20120711 Termination date: 20141125 |
|
| EXPY | Termination of patent right or utility model |