CN203730156U - Gantry type crankcase engine body for inline four-valve type diesel engine - Google Patents
Gantry type crankcase engine body for inline four-valve type diesel engine Download PDFInfo
- Publication number
- CN203730156U CN203730156U CN201420035665.1U CN201420035665U CN203730156U CN 203730156 U CN203730156 U CN 203730156U CN 201420035665 U CN201420035665 U CN 201420035665U CN 203730156 U CN203730156 U CN 203730156U
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- China
- Prior art keywords
- diesel engine
- planer
- engine body
- type crankcase
- cooling water
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- Expired - Fee Related
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a gantry type crankcase engine body for an inline four-valve type diesel engine. The gantry type crankcase engine body for the inline four-valve type diesel engine comprises a main bearing cover plate, a cooling water jacket, a cylinder block, an air inlet box, a lubricating oil main pipe, a cam box, a cylinder cover and a cylinder cover bolt. The diameter of a main shaft hole is larger than or equal to 200 mm. The round cooling water jacket is adopted. The cooling water main pipe is arranged on the lower portion of the air inlet box of the engine body in a cast mode. A certain included angle is formed between each water inlet branch pipe of each cylinder sleeve cooling water cavity and the horizontal plane of the engine body. The gantry type crankcase engine body is novel and reasonable in structure and suitable for various inline four-valve type diesel engines with the cylinder diameter ranging from 200 mm to 240 mm, wherein the various inline four-valve type diesel engines have different strokes and different numbers of air cylinders. The gantry type crankcase engine body is good in technology succession, and capable of meeting the demand for development of a series of products, and laying a foundation for development of novel high-output-power diesel engines.
Description
Technical field
The utility model relates to a kind of four valve series diesel engine planer-type crankcase machine bodies in upright arrangement.
Background technique
Along with the fast development of national economy, marine diesel engine is energy-saving and cost-reducing, more and more higher to the requirement of high-power future development, though existing 135 serial diesel engines, through design improvement repeatedly, but still can not be met the need of market.Therefore output power more greatly, the medium speed diesel of the directly heavy oil combustion of energy-conserving and environment-protective more, better reliability will more be favored, must design a kind of novel airframe for this reason, make it can adopt Four-valve cylinder head, the requirement that adaptation diesel engine power further improves, also will meet the requirement that stiffness and strength of direct heavy oil combustion while of energy also increased substantially and met exploitation 8 cylinder four valve medium speed diesels in upright arrangement.
Summary of the invention
It is 200～240mm that the purpose of this utility model is to provide a kind of cylinder diameter that can adapt to, and the array four valve series diesel engine planer-type crankcase machine bodies that can coordinate Four-valve cylinder head to use.
Technical solution of the present utility model is:
Four valve series diesel engine planer-type crankcase machine bodies in upright arrangement, comprise main bearing cover plate, cooling jacket, and cylinder block, inlet box, lubricating oil main, cam box, cylinder head, cylinder head bolt, is characterized in that: spindle hole diameter is equal to or greater than 200mm; Adopt circular cooling jacket, cooling water house steward casts in body inlet box bottom, to water inlet pipe and the body horizontal plane in each jacket-cooling water chamber, has angle.
On the outer side surface of cylinder block, be provided with the stiffening rib intersecting in length and breadth.
Lubricating oil main's casting, in cam box bottom, is directly introduced main bearing, bent axle, connecting rod, piston, camshaft by boring by lubricant oil.
The tapped hole bulge of cylinder head bolt extends downwardly into the middle part that approaches water jacket, and the bottom of each bulge is equipped with stiffening rib.
The integrated form of inlet box and body, inlet box is positioned at cylinder block offside.
Body is provided with the boring that the lubricant oil of rear end driving gear is introduced.
The main bearing of reversely hung Yong bent axle is arranged in the main bearing seat hole of body, and main bearing cover plate and body adopt seam location, and is furnished with the locating stud that prevents anti-dress.
Organic oil dipstick under positive the second cylinder crankshaft cover plate.The nut of the Main bearing bolt in Vertical direction is with fastening with torque wrench, and substantially horizontal is fastening with stay-bolt, thereby main bearing cap and body are tightly linked together.
The utility model novel and reasonable structure, the four-valve diesel engine various in upright arrangement that can adapt to cylinder diameter 200～240mm, multiple stroke and difference cylinder number is used, there is good technique inheritance, can meet series product development, for the development of new high-output power diesel engine is laid a good foundation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is embodiment's an integral installation figure.
Fig. 2 is this body flywheel end view.
Fig. 3 is this body side sectional view.
Fig. 4 is this body cooling water chamber layout plan.
Fig. 5 is this body stiffening rib schematic diagram.
Embodiment
Four valve series diesel engine planer-type crankcase machine bodies in upright arrangement, comprise main bearing cover plate, cooling jacket, cylinder block, inlet box, lubricating oil main, cam box, cylinder head, cylinder head bolt; Cooperation integral shaft, body 5 high strength cast iron whole cast.It is to integrate intake manifold (B chamber), cylinder cooling water chamber, camshaft case, crank box and cooling water house steward (C) and lubricating oil main (D), and reasonable Arrangement stiffening rib and form very fastening integrated type box-shaped structure.Both sides are respectively equipped with larger peep hole, are used for checking and installing and removing the use of main bearing and main axle bush, connecting rod tip and connecting rod bearing shell.Peep hole door closure (12) is with 4 bolts and help O RunddichtringO and compress and seal.The sight glass that body is handled upper lateral part is used for checking and adjustment cam, roller etc.
Adopt circular cooling jacket, cooling water house steward casts in body inlet box bottom, to water inlet pipe and the body horizontal plane in each jacket-cooling water chamber, has angle.On the outer side surface of cylinder block, be provided with the stiffening rib intersecting in length and breadth.The tapped hole bulge of cylinder head bolt extends downwardly into the middle part that approaches water jacket, and the bottom of each bulge is equipped with stiffening rib.The integrated form of inlet box and body, inlet box is positioned at cylinder block offside.
The inlet box (B chamber) enough with large volume can make suction pressure stablize inlet air from the through hole of flange (3), to lead people and cylinder head intake elbow cast in block, enter air inlet valve pocket.On flange (3). O shape rubber seal (4) is housed.
The niobium alloy cast iron cylinder liner (6) that high wear resistance and good self-enrichment are housed in body, top is supported by supporting surface A, You San road, bottom rubber seal, the convex shoulder at middle part damages in order to prevent the cavitation pitting of cylinder bore wall.
Cooling water house steward (C) casting is in body inlet box (B) bottom, to the water inlet pipe in each jacket-cooling water chamber and body horizontal plane, is certain angle.Cooling water after cooling cylinder sleeve is guided cylinder head into through conduit (2), and every cylinder has four conduits.
Lubricating oil main (D) casting, in cam box bottom, is directly introduced main bearing, bent axle, connecting rod, piston, camshaft by boring by lubricant oil, and the lubricant oil of rear end driving gear is also introduced by the boring on body.
The main bearing of reversely hung Yong bent axle is arranged in the main bearing seat hole of body, main bearing cap (11) adopts seam location with body, and be furnished with the locating stud that prevents anti-dress, the nut of the Main bearing bolt in Vertical direction is with torque wrench fastening (moment of torsion is 1700Nm).Substantially horizontal is fastening with stay-bolt, thereby by main bearing cap and body linking together tightly, has higher rigidity, and main axle bush (7), (8) are steel backing high tin-aluminum alloy thin-wall bearing shell.
Organic oil dipstick under positive the second cylinder crankshaft cover plate, dipstick Shang You bis-road grooves, extract out dipstick can check oil sump machine oil number.During machine run, engine oil level is first groove left and right in the above, should add at any time machine oil, but never allow lower than second groove when not enough.
Claims (7)
1. array four valve series diesel engine planer-type crankcase machine bodies, comprise main bearing cover plate, cooling jacket, and cylinder block, inlet box, lubricating oil main, cam box, cylinder head, cylinder head bolt, is characterized in that: spindle hole diameter is equal to or greater than 200mm; Adopt circular cooling jacket, cooling water house steward casts in body inlet box bottom, to water inlet pipe and the body horizontal plane in each jacket-cooling water chamber, has angle.
2. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1, is characterized in that: on the outer side surface of cylinder block, be provided with the stiffening rib intersecting in length and breadth.
3. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1 and 2, is characterized in that: lubricating oil main casts in cam box bottom, by boring, lubricant oil are directly introduced to main bearing, bent axle, connecting rod, piston, camshaft.
4. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1 and 2, is characterized in that: the tapped hole bulge of cylinder head bolt extends downwardly into the middle part that approaches water jacket, and the bottom of each bulge is equipped with stiffening rib.
5. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1 and 2, is characterized in that: the integrated form of inlet box and body, inlet box is positioned at cylinder block offside.
6. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1 and 2, is characterized in that: body is provided with the boring that the lubricant oil of rear end driving gear is introduced.
7. four valve series diesel engine planer-type crankcase machine bodies in upright arrangement according to claim 1 and 2, it is characterized in that: the main bearing of reversely hung Yong bent axle is arranged in the main bearing seat hole of body, main bearing cover plate and body adopt seam location, and are furnished with the locating stud that prevents anti-dress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035665.1U CN203730156U (en) | 2014-01-21 | 2014-01-21 | Gantry type crankcase engine body for inline four-valve type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035665.1U CN203730156U (en) | 2014-01-21 | 2014-01-21 | Gantry type crankcase engine body for inline four-valve type diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730156U true CN203730156U (en) | 2014-07-23 |
Family
ID=51200235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420035665.1U Expired - Fee Related CN203730156U (en) | 2014-01-21 | 2014-01-21 | Gantry type crankcase engine body for inline four-valve type diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150751A (en) * | 2016-07-27 | 2016-11-23 | 江苏东方康弛机电科技有限公司 | A kind of high intensity can the diesel power plant of power generation type |
| CN106246401A (en) * | 2016-08-25 | 2016-12-21 | 合肥江淮朝柴动力有限公司 | A kind of LD-diesel housing construction |
-
2014
- 2014-01-21 CN CN201420035665.1U patent/CN203730156U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150751A (en) * | 2016-07-27 | 2016-11-23 | 江苏东方康弛机电科技有限公司 | A kind of high intensity can the diesel power plant of power generation type |
| CN106246401A (en) * | 2016-08-25 | 2016-12-21 | 合肥江淮朝柴动力有限公司 | A kind of LD-diesel housing construction |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20210121 |