CN101956622B - Water-cooled straight engine body - Google Patents
Water-cooled straight engine body Download PDFInfo
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- CN101956622B CN101956622B CN2010105264737A CN201010526473A CN101956622B CN 101956622 B CN101956622 B CN 101956622B CN 2010105264737 A CN2010105264737 A CN 2010105264737A CN 201010526473 A CN201010526473 A CN 201010526473A CN 101956622 B CN101956622 B CN 101956622B
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Abstract
The invention relates to a water-cooled line engine body, which belongs to the technical field of power devices. The water-cooled line engine body comprises cylinder holes, crankshaft boxes, cooling water cavities, partition boards, partition board cooling water channels, partition board cylinder cover bolt holes, centre cylinder cover bolt holes of cylinders, engine body and main bearing cover combination surfaces, main bearing bolt holes, an engine body admission side, an engine body exhaust side, a cooling water inlet, a main oil duct on the engine body admission side and the main oil duct on the engine body exhaust side. The water-cooled line engine body is characterized in that: the engine body admission side and the engine body exhaust side are both provided with longitudinally-arranged reinforcing ribs and transversely-arranged reinforcing ribs; the peripheral directions of the cylinder holes are provided with inclined reinforcing ribs and vertical reinforcing ribs; great transitional circular arcs are arranged between the inclined reinforcing ribs and the vertical reinforcing ribs; and the engine body cooling water inlet is provided with water inlet reinforcing ribs. The water-cooled line engine body can enhance rigidity and strength in a vertical direction to a great extent, reduce the vibration amplitude of the engine cylinder in the vertical direction and prolong the service life of an engine.
Description
Technical field
The present invention relates to a kind of water-cooled engine body in upright arrangement, belong to field of power equipment technology.
Background technique
Body is the vitals in the internal-combustion engine, and strength of machine body and rigidity directly influence the Performance And Reliability of motor.Strength of machine body directly influences the working life of motor, and the rigidity of body directly influences the noise and vibration of motor.
At present domestic general water-cooled engine body water channel in upright arrangement be furnished with two kinds of patterns, a kind of is that the cloth water channel is arranged in body upper, each cylinder is provided with tapping hole; Cooling water gets into tapping hole by the cloth water channel, cools off each cylinder respectively by tapping hole again, and this kind layout is not because of arranging cooling water passage on the dividing plate between each cylinder of body; The influence that body cylinder block intensity is received is less; Do not have the cloth water channel and the layout of another kind of body water channel is a body, but the cooling water total water inlet is arranged, on dividing plate between each cylinder of body, be furnished with cooling water passage in the body first cylinder cylinder-bore lower disposed; Cooling water gets into the first cylinder cooling water chamber by total water inlet; Get into second cylinder through cooling water passage on the dividing plate again, so tandem water inlet, this type of cooling is owing to be furnished with cooling water passage on the dividing plate between each cylinder of body; And cooling water intake is arranged in the body first cylinder cylinder-bore lower disposed; Make body cylinder block intensity receive very big influence, the body strength and stiffness can not get abundant guarantee, influence the Performance And Reliability of motor.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, thereby a kind of strength and stiffness that can improve engine body are provided, improve engine reliability, reduce engine luggine, and can reduce the water-cooled engine body a kind of in upright arrangement of engine noise.
According to technological scheme provided by the invention; Water-cooled engine body in upright arrangement comprises dividing plate, body cooling water chamber, cylinder-bore, crankcase, dividing plate cooling water passage, and each cylinder-bore of body is in upright arrangement arranges, and the cylinder-bore bottom is a crankcase; Each cylinder-bore lower disposed organism cooling water chamber; Be furnished with dividing plate between each cylinder-bore, be furnished with the dividing plate cooling water passage on the dividing plate, each cylinder arrangement of body top has six cylinder bolt holes; Middle two cylinder bolt holes are arranged in through on cylinder centerline and the plane parallel with the body front-end face; On other four dividing plates that are arranged between each cylinder-bore, body and each grade of main bearing cap junction plane are furnished with two Main bearing bolt holes, and body exhaust side the 6th cylinder cylinder-bore lower disposed has cooling water intake; The main oil gallery that connects before and after body inlet and outlet side is furnished with respectively, characteristic is: said body inlet and outlet side is equipped with vertical arrangement stiffening rib and transversely arranged stiffening rib; Said cylinder-bore circumferencial direction is provided with oblique stiffening rib and vertical stiffening rib, adopts the orthodrome transition between said oblique stiffening rib and the dividing plate, and said body cooling water intake place is provided with the water intake stiffening rib.
Said vertical arrangement stiffening rib is aimed at the dividing plate between two cylinders, one in every cylinder.
Said transversely arranged stiffening rib is aimed at the last lower limb of the cooling water chamber of body cylinder-bore bottom, each one up and down.
Said vertical arrangement stiffening rib and transversely arranged stiffening rib cross section are rectangle, widely are: 8～10mm.
Said oblique stiffening rib center line is the line at dividing plate cylinder bolt hole center and center, Main bearing bolt hole.
Said oblique stiffening rib is four in every cylinder, is arranged symmetrically in each cylinder cylinder axis both sides.
Said oblique stiffening rib cross section is circular, and diameter is 25～27mm.
Said vertical stiffening rib center line passes through cylinder axis cylinder bolt hole center, and extends perpendicularly to body intake and exhaust side main oil gallery respectively.
Said vertical stiffening rib is two in every cylinder, each one of inlet and outlet side, and through each cylinder cylinder axis plane.
Said vertical stiffening rib cross section is circular, and diameter is 29～31mm, is semicircle in body cooling water chamber altitude range.
Said large circular arc radius is 10～15mm.
Said body cooling water chamber wall thickness is 14～16mm.Said dividing plate wall thickness is: 12～14mm.
Said body water intake stiffening rib is a triangle, and bilateral symmetry.
Compared with present technology the present invention has the following advantages:
1, through being provided with vertical arrangement stiffening rib and transversely arranged stiffening rib in body inlet and outlet both sides; Be provided with oblique stiffening rib and vertical stiffening rib at the cylinder-bore circumferencial direction; And tiltedly adopt the orthodrome transition between stiffening rib and the dividing plate; And with body cooling water chamber wall thickness thickening, the thickening of dividing plate wall thickness, the body cylinder block intensity defective that causes because of dividing plate cooling water passage and the first cylinder cylinder-bore cooling water intake of large compensation greatly; The strength and stiffness of enhancing body Vertical direction reduce the Oscillation Amplitude of cylinder Vertical direction.
2, through being provided with the water intake stiffening rib at the body cooling water intake, can improve the intensity at body cooling water intake place and improve animal economy intensity, prolong engine life.
Description of drawings
Fig. 1 is a body plan view of the present invention.
Fig. 2 is body air inlet side figure of the present invention.
Fig. 3 is body B1 of the present invention～B1 partial sectional view.
Fig. 4 is body exhaust side figure of the present invention.
Fig. 5 is body C1 of the present invention～C1 partial sectional view.
Fig. 6 is body A1 of the present invention～A1 longitudinal section.
Fig. 7 is body cylinder axis A2 of the present invention～A2 revolved sectional view.
Fig. 8 is organism baffle A3 of the present invention～A3 revolved sectional view.
Fig. 9 is a body rear view of the present invention.
Figure 10 is body diagonal bar D1 of the present invention～D1 sectional view.
Embodiment
Following the present invention will combine the embodiment in the accompanying drawing to further describe:
Like Fig. 1～shown in Figure 6, comprise cylinder-bore 19, crankcase 20, body cooling water chamber 18, dividing plate 10; Dividing plate cooling water passage 21, dividing plate cylinder bolt hole 1, cylinder axis cylinder bolt hole 2, body and main bearing cap junction plane 23, Main bearing bolt hole 22; Body air inlet side 7, body exhaust side 17, cooling water intake 13, body air inlet side main oil gallery 6, body exhaust side main oil gallery 16 is vertically arranged stiffening rib 4; 14, transversely arranged stiffening rib 5,15, tiltedly stiffening rib 8; Vertical stiffening rib 3,9, orthodrome 11, water intake stiffening rib 12 etc.
Body of the present invention is the six cylinder engine body, is respectively the first cylinder a, the second cylinder b, the 3rd cylinder c, the 4th cylinder d, the 5th cylinder e, the 6th cylinder f.
Each cylinder-bore 19 of body of the present invention is in upright arrangement arranges, and cylinder-bore 19 bottoms are crankcase 20, each cylinder-bore 19 lower disposed organism cooling water chamber 18; Be furnished with dividing plate 10 between each cylinder-bore 19; Be furnished with dividing plate cooling water passage 21 on the dividing plate 10, each cylinder arrangement of body top has six cylinder bolt holes, and middle two cylinder bolt holes are arranged in through on cylinder centerline and the plane parallel with the body front-end face; On other four dividing plates 10 that are arranged between each cylinder-bore 19; Body and main bearing cap junction plane 23 each grades are furnished with two Main bearing bolt holes 22, and body exhaust side 17 the 6th cylinder cylinder-bore lower disposed has cooling water intake 13, body intake and exhaust side 7; 17 are furnished with the main oil gallery 6,16 that front and back connect respectively.Be equipped with vertical arrangement stiffening rib 4,14 and transversely arranged stiffening rib 5,15 in body inlet and outlet both sides 7,17; Vertically arrange the dividing plate 10 that stiffening rib 4,14 is aimed between two cylinders, one in every cylinder, transversely arranged stiffening rib 5; 15 aim at the last lower limb of the body cooling water chamber 18 of body cylinder-bore 19 bottoms, and each one up and down, and vertically arrange stiffening rib 4; 14 with transversely arranged stiffening rib 5,15 cross sections be rectangle, widely be: 8～10mm.Be provided with oblique stiffening rib 8 and vertical stiffening rib 3,9 at body cylinder-bore 19 circumferencial directions, and adopt orthodrome 11 transition between oblique stiffening rib 8 and the dividing plate 10, said orthodrome 11 radiuses are 10～15mm.Tiltedly stiffening rib 8 center lines are the line at dividing plate cylinder bolt hole 1 center and 22 centers, Main bearing bolt hole, and said oblique stiffening rib 8 is four in every cylinder, is arranged symmetrically in each cylinder cylinder axis both sides, and said oblique stiffening rib 8 cross sections are circular, and diameter is 25～27mm.Said vertical stiffening rib 3,9 center lines pass through cylinder axis cylinder bolt hole 2 centers, and extend perpendicularly to body intake and exhaust side main oil gallery 6,16 respectively, and said vertical stiffening rib 3,9 is two in every cylinder, each one of intake and exhaust side, and through each cylinder cylinder axis plane.Said vertical stiffening rib 3,9 cross sections are circular, and diameter is 29～31mm, but are to guarantee that cooling water flow is unimpeded in body cooling water chamber 18 altitude ranges, and vertical stiffening rib 3,9 is reamed a semicircular in shape.Simultaneously body cooling water chamber 18 wall thickness of body cylinder-bore 19 bottoms are thickeied; Wall thickness reaches 14～16mm; Dividing plate 10 wall thickness between each cylinder are also thickeied, and reach 12～14mm, greatly the body cylinder block intensity defective that causes because of dividing plate cooling water passage 21 of large compensation; The strength and stiffness of enhancing body Vertical direction reduce the Oscillation Amplitude of cylinder Vertical direction.And be provided with water intake stiffening rib 12 at body exhaust side 17 cooling water intakes 13; Said water intake stiffening rib 12 is a triangle; And bilateral symmetry; Can compensate the body intensity defective that body causes because of the cooling water intake 13 of the 6th cylinder cylinder-bore bottom, improve the intensity at body cooling water intake 13 places and improve animal economy intensity, improve engine life.During engine operation, produce high pressure in the cylinder block, the power that its high pressure produces, one of which stretches along the body two side, and it is two along the periodically normal direction effect of body crankshaft main bearing periphery.Aforesaid way is arranged the stiffening rib largely rigidity and the intensity of enhancing body Vertical direction, reduces the Oscillation Amplitude of cylinder Vertical direction, prolongs engine life.
In a word, body of the present invention is through being provided with vertical arrangement stiffening rib 4 in body inlet and outlet side 7,17; 14 and transversely arranged stiffening rib 5,15, be provided with oblique stiffening rib 8 and vertical stiffening rib 3 at cylinder-bore 19 circumferencial directions; 9, and adopt orthodrome 11 transition between oblique stiffening rib 8 and the dividing plate 10, and body cooling water chamber 18 wall thickness are thickeied; Dividing plate 10 wall thickness thickenings, the body cylinder block intensity defective that causes because of dividing plate cooling water passage 21 of large compensation greatly, the strength and stiffness of enhancing body Vertical direction; Reduce the Oscillation Amplitude of cylinder Vertical direction,, can compensate the body intensity defective that body causes because of the cooling water intake of the first cylinder cylinder-bore bottom through being provided with the water intake stiffening rib at the body cooling water intake; Improve the intensity of body water inlet and improve animal economy intensity, prolong engine life.
Claims (12)
1. water-cooled engine body in upright arrangement; Comprise dividing plate (10), body cooling water chamber (18), cylinder-bore (19), crankcase (20), dividing plate cooling water passage (21); Each cylinder-bore (19) of body is in upright arrangement and arranges; Cylinder-bore (19) bottom is crankcase (20); Each cylinder-bore (19) lower disposed organism cooling water chamber (18); Be furnished with dividing plate (10) between each cylinder-bore (19), be furnished with dividing plate cooling water passage (21) on the dividing plate (10), each cylinder arrangement of body top has six cylinder bolt holes; Middle two cylinder bolt holes are arranged in through on cylinder centerline and the plane parallel with the body front-end face; On other four dividing plates (10) that are arranged between each cylinder-bore (19), body and each grade of main bearing cap junction plane (23) are furnished with two Main bearing bolt holes (22), and body exhaust side (17) the 6th cylinder cylinder-bore lower disposed has cooling water intake (13); The main oil gallery (6,16) that connects before and after body inlet and outlet side (7,17) is furnished with respectively, it is characterized in that: said body inlet and outlet side (7,17) is equipped with vertical arrangement stiffening rib (4,14) and transversely arranged stiffening rib (5,15); Said cylinder-bore (19) circumferencial direction is provided with oblique stiffening rib (8) and vertical stiffening rib (3,9); Adopt orthodrome (11) transition between said oblique stiffening rib (8) and the dividing plate (10), said body cooling water intake (13) locates to be provided with water intake stiffening rib (12).
2. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that the dividing plate (10) between said vertical arrangement stiffening rib (4,14) aligning two cylinders, one in every cylinder.
3. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said transversely arranged stiffening rib (5,15) aims at the last lower limb of the cooling water chamber (18) of body cylinder-bore (19) bottom, respectively one up and down.
4. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said vertical arrangement stiffening rib (4,14) and transversely arranged stiffening rib (5,15) cross section are rectangle, widely is: 8～10mm.
5. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said oblique stiffening rib (8) center line is the line at dividing plate cylinder bolt hole (1) center and center, Main bearing bolt hole (22).
6. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said oblique stiffening rib (8) cross section for circular, and diameter is 25～27 mm.
7. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said vertical stiffening rib (3,9) center line through cylinder axis cylinder bolt hole (2) center, and extends perpendicularly to body intake and exhaust side main oil gallery (6,16) respectively.
8. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said vertical stiffening rib (3,9) cross section for circular, and diameter is 29～31 mm, is semicircle in body cooling water chamber (18) altitude range.
9. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said orthodrome (11) radius is 10～15mm.
10. a kind of water-cooled engine body in upright arrangement according to claim 10 is characterized in that said
Body cooling water chamber (18) wall thickness is 14～16mm.
11. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said dividing plate (10) wall thickness is: 12～14 mm.
12. a kind of water-cooled engine body in upright arrangement according to claim 1 is characterized in that said body water intake stiffening rib (12) is a triangle, and bilateral symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105264737A CN101956622B (en) | 2010-10-31 | 2010-10-31 | Water-cooled straight engine body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105264737A CN101956622B (en) | 2010-10-31 | 2010-10-31 | Water-cooled straight engine body |
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| Publication Number | Publication Date |
|---|---|
| CN101956622A CN101956622A (en) | 2011-01-26 |
| CN101956622B true CN101956622B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105264737A Active CN101956622B (en) | 2010-10-31 | 2010-10-31 | Water-cooled straight engine body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102705095B (en) * | 2012-06-27 | 2014-03-12 | 无锡开普动力有限公司 | Body of multi-cylinder V-type water-cooled diesel engine |
| WO2014085425A2 (en) | 2012-11-28 | 2014-06-05 | Quinton Aaron | Cast dual wall bulkhead with integral oil drain |
| CN103925097A (en) * | 2014-05-07 | 2014-07-16 | 广西玉柴机器股份有限公司 | Cylinder of diesel engine used for ship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5546066A (en) * | 1978-09-27 | 1980-03-31 | Nissan Motor Co Ltd | Cylinder block of engine |
| IT1182082B (en) * | 1984-12-13 | 1987-09-30 | Honda Motor Co Ltd | CYLINDER LOCK STRUCTURE FOR MULTI-CYLINDER INTERNAL COMBUSTION ENGINE |
| JPH1113445A (en) * | 1997-06-27 | 1999-01-19 | Daihatsu Motor Co Ltd | Cylinder block structure in multi-cylinder internal combustion engine |
| JP4196803B2 (en) * | 2003-10-10 | 2008-12-17 | 日産自動車株式会社 | Internal combustion engine cylinder block |
| CN100520034C (en) * | 2007-02-12 | 2009-07-29 | 昆明理工大学 | Horizontal planer single and double cylinder diesel-engine body |
| CN201078277Y (en) * | 2007-08-08 | 2008-06-25 | 常柴股份有限公司 | Enhanced type multi-cylinder diesel engine body |
| CN201071763Y (en) * | 2007-08-28 | 2008-06-11 | 安徽江淮汽车股份有限公司 | 1.3L/1.5L gasoline engine body |
| CN201858034U (en) * | 2010-10-31 | 2011-06-08 | 无锡开普动力有限公司 | Line water-cooled engine body |
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| CN101956622A (en) | 2011-01-26 |
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