CN105257424A - Air cylinder cover for motorcycle water cooled engine - Google Patents
Air cylinder cover for motorcycle water cooled engine Download PDFInfo
- Publication number
- CN105257424A CN105257424A CN201510692301.XA CN201510692301A CN105257424A CN 105257424 A CN105257424 A CN 105257424A CN 201510692301 A CN201510692301 A CN 201510692301A CN 105257424 A CN105257424 A CN 105257424A
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- water
- cylinder head
- air cylinder
- cylinder cover
- water outlet
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Abstract
The invention discloses an air cylinder cover for a motorcycle water cooled engine. A cylinder cover water inlet in butt joint with a cylinder head water outlet is formed in the lower surface of the air cylinder cover, and the cylinder cover water inlet is communicated with a water outlet nozzle on the side face of the air cylinder cover through a cooling runner in the air cylinder cover. The air cylinder cover is provided with the cooling runner, a circulation water path is prolonged, and the cooling effect can be improved better. The water outlet nozzle is arranged on the air cylinder cover, it is avoided that the water outlet nozzle is arranged on the air cylinder head and the water outlet nozzle has requirements for the size of the air cylinder head, and the air cylinder cover can be suitable for design of various engine cooling mechanisms. Water circulation additionally arranged on the air cylinder cover is beneficial to reducing the temperature of engine oil, and therefore the aims of reducing engine temperature and improving the lubricating conditions of all components are achieved.
Description
Technical field
The present invention relates to motorcycle engine Water Cooling Technology, specifically relate to a kind of cooling engine for motor cycle water cylinder head, belong to engine cooling technical field.
Background technique
In recent years, along with the enforcement of national rich peasant's policy and strategy to develop western regions, motor tricycle has become the good assistant that friend peasant builds up the family fortunes, and also more and more to huge discharge future development.The continuous increase of discharge capacity, in addition motor is severe Environmental Conditions (heavy duty, road conditions maintaining that is poor, user poor), the various faults such as engine temperature is high, the locking of bent axle major part, piston scraping, burn oil also increase thereupon, bring very bad negative effect to the popularization of huge discharge tricycle engine.In order to solve problems, the better water cooled engine of cooling effect is widely used in tricycle.
Tradition Water-cooled engine cylinder water jacket is circle ring column water channel, what cylinder head cylinder face corresponding was with it designed with that quantity do not wait is positioned at same bar shaped tank circumferentially, circulating water enters the inner water cavity of cylinder head by bar shaped tank, then flows out into radiator circulation by the inner water cavity of cylinder head from cylinder head water outlet.The shortcoming of this engine water air-cooled structure is: 1, water is from cylinder face process, easily causes cylinder head sealing gasket ablation under high temperature condition, thus causes circulating water enter motor and cause power failure.2, there is certain requirement to the part dimension setting out the mouth of a river, if cylinder head size is less, be unfavorable for the layout of cylinder head water outlet.3, owing to there is circulator oil in cylinder head, and this water-cooling structure cooling water is discharged by cylinder head, not by cylinder head, is unfavorable for the decline of cylinder head and circulator oil temperature.In view of above-mentioned factor, and the problem that the cost of water cooled engine own is high, constrain application and the popularization of water cooled engine to a certain extent.
Summary of the invention
For prior art above shortcomings, the object of the present invention is to provide a kind of cooling engine for motor cycle water cylinder head, this cylinder head can participate in engine water SAPMAC method, thus can improve water-cooled effect further, and reduces cylinder head and circulator oil temperature.
To achieve these goals, the technical solution used in the present invention is such:
A kind of cooling engine for motor cycle water cylinder head, is provided with the cylinder cap water inlet docked with cylinder head water outlet at cylinder head lower surface, cylinder cap water inlet is communicated with the water outlet of cylinder head side by the coolant flow channel of cylinder head inside.
Further, described coolant flow channel vertically arranges the oil circulation passage also in cylinder head, is beneficial to cool machine oil.
Described water outlet is arranged obliquely, is beneficial to reduce resistance to water-flow.
Compared to existing technology, the present invention has following beneficial effect:
1, water outlet is arranged in cylinder head, arranges cooling path on the one hand, extend circulation waterway, improve cooling effect in cylinder head; Also be beneficial to structural design on the other hand, because can avoid being located at the requirement to cylinder head own dimensions on cylinder head, therefore go for the design of various engine cooling mechanism.
2, water circulation organic oil circulation near cylinder head, is conducive to reducing oil temperature, thus reaches reduction engine temperature, improve the object of each component lubrication condition.In addition, the reduction of cylinder head temperature is also conducive to the driving environment improving driver.
This structure is improved little to cylinder head, reforming cost is low, is beneficial to the popularization of water cooled engine.
Accompanying drawing explanation
Fig. 1-air cylinder head structure schematic diagram of the present invention.
Fig. 2-cylinder head sectional structure chart of the present invention.
Fig. 3-cylinder head lower surface configuration schematic diagram of the present invention.
Fig. 4-engine assembly structural representation of the present invention.
Fig. 5-block structure schematic diagram of the present invention.
Fig. 6-cylinder block upper surface schematic diagram of the present invention.
Fig. 7-air cylinder head structure schematic diagram of the present invention.
Fig. 8-cylinder head lower surface schematic diagram of the present invention.
Fig. 9-cylinder head cross-sectional view.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Usual cooling engine for motor cycle water water-cooling structure comprises right crankcase cover 1, cylinder block 2, cylinder head 3, cylinder head 4 and cooling waterpump, cooling waterpump installation cavity is provided with on crankcase cover 1 surface, cooling waterpump is installed in cooling waterpump installation cavity and by water pump cover 11 capping, its overall structure is see Fig. 4.
The present invention relates generally to the improvement to cylinder head 4, specifically see Fig. 1-3, the cylinder cap water inlet 41 docked with cylinder head water outlet is provided with at cylinder head 4 lower surface, cylinder cap water inlet 41 is communicated with cylinder head side and near the water outlet 43 of cylinder head upper end by the coolant flow channel 42 of cylinder head inside, described water outlet is arranged obliquely, is beneficial to reduce resistance to water-flow.Coolant flow channel 42 vertically arranges the oil circulation passage also in cylinder head, to cool machine oil simultaneously.Water outlet connects motorcycle radiator by water pipe, and radiator outlet is communicated with the cooling waterpump installation cavity on crankcase cover surface by water pipe.
Conveniently understand the position of cylinder head in whole cooling mechanism and effect, below cylinder block and cylinder head counter structure are described simultaneously.In cylinder block 2, be provided with circulating water cavity 21, circulating water cavity 21 is connected with water pump cover 11 by engine water tube 5.See Fig. 6, be provided with a water passage hole communicated with circulating water cavity 22 at cylinder block 2 upper surface.See Fig. 7-9, be provided with water cavity runner 31 in cylinder head 3 inside, cylinder head 3 lower surface is provided with the water passage hole 32 communicated with water cavity runner, the water passage hole 22 of cylinder block upper surface and the water passage hole 32 position correspondence of cylinder head lower surface.Between cylinder block and cylinder head, be provided with sealing gasket, sealing gasket is provided with water passage hole to be communicated with by the water passage hole of the water passage hole of cylinder block upper surface with cylinder head lower surface.Be provided with the cylinder head water outlet 33 communicated with water cavity runner at cylinder head 3 upper surface, this cylinder head water outlet 33 docks with cylinder cap water inlet 41.
Water outlet final for motor is arranged in cylinder head by this structure, arranges cooling path on the one hand, extend circulation waterway in cylinder head, is more conducive to improve cooling effect; Be beneficial to structural design on the other hand, because the conventional construction size to cylinder head of water outlet design on cylinder head has requirement, the too little design of size is comparatively difficult, and this structure goes for the design of various engine cooling mechanism; Also achieve the cooling to cylinder head cocycle machine oil simultaneously, be conducive to reducing oil temperature, thus reach reduction engine temperature, improve the object of each component lubrication condition.
For convenience of cylinder block processing, and just circulating water cavity is thereon shaping, and described cylinder block 2 is made up of cylinder block body 23, cylinder block left cover 24 and cylinder block right cover 25 3 part, and the water passage hole 22 in cylinder block is arranged on cylinder block body 23, sees Fig. 5.Horizontal die cavity is respectively equipped with in the cylinder block body left and right sides, before and after cylinder block body, both sides are respectively equipped with horizontal front and back circulatory flow, are respectively equipped with the die cavity corresponding with the die cavity of the cylinder block body left and right sides inside cylinder block left cover and cylinder block right cover simultaneously.Cylinder block left cover is mounted by means of bolts on the left of cylinder block body, and the die cavity on the left of the die cavity in cylinder block left cover and cylinder block body surrounds and forms left circulatory flow.Cylinder block right cover is mounted by means of bolts on the right side of cylinder block body, die cavity on the right side of die cavity in cylinder block right cover and cylinder block body surrounds and forms right circulatory flow, and left circulatory flow, right circulatory flow join end to end to form described circulating water cavity with front and back circulatory flow respectively.This structured loop water cavity is polymorphic structure, has put up with cylinder block body self shape-designing die cavity on the one hand, and on the other hand, polymorphic structure is conducive to extending the flow path of cooling water at circulating water cavity, thus reaches better cooling effect.
Cylinder block right cover is provided with water nozzle, and water nozzle communicates with circulating water cavity, and circulating water cavity is connected with engine water tube one end by this water nozzle.
Cover about the engine water air-cooled structure cylinder block that this cylinder head relates to is designed with cylinder block, about cylinder block, lid and cylinder block (body) form a special-shaped circulating water cavity, water nozzle in cylinder block right cover is connected with water pump cover by Fig. 4 engine water tube, forms water circulation.As Fig. 6 cylinder block upper surface has a water passage hole, circulating water flows out thus through cylinder block, and enter in cylinder head water cavity passage from the water passage hole of Fig. 8 cylinder head lower surface of correspondence and circulate, and enter in the cylinder head cover as Fig. 1 from the cylinder head water outlet of cylinder head upper surface.Circulating water enters cylinder head cover from cylinder head cover water inlet and enters motorcycle radiator circulation from water outlet outflow again.
Each parts that the water-cooling structure cooling path that this cylinder head relates to relates to have successively: right crankcase cover 1---cooling waterpump---water pump cover 11---engine water tube 5---cylinder block right cover water nozzle---circulating water cavity 21---cylinder block upper surface water passage hole 22---head gasket water passage hole---cylinder head water outlet 33---cylinder head water inlet 41---cylinder head internal cooling runner 42---cylinder head water outlet 43---radiator of cylinder head lower surface water passage hole 31---cylinder head water cavity runner 31---cylinder head upper surface---cooling waterpump installation cavity.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (3)
1. a cooling engine for motor cycle water cylinder head, is characterized in that: be provided with the cylinder cap water inlet docked with cylinder head water outlet at cylinder head lower surface, and cylinder cap water inlet is communicated with the water outlet that cylinder head side is arranged by the coolant flow channel of cylinder head inside.
2. cooling engine for motor cycle water cylinder head according to claim 1, is characterized in that: described coolant flow channel vertically arranges the oil circulation passage also in cylinder head, is beneficial to cool machine oil.
3. cooling engine for motor cycle water cylinder head according to claim 1, is characterized in that: described water outlet is arranged obliquely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510692301.XA CN105257424B (en) | 2015-10-23 | 2015-10-23 | A kind of cooling engine for motor cycle water cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510692301.XA CN105257424B (en) | 2015-10-23 | 2015-10-23 | A kind of cooling engine for motor cycle water cylinder head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105257424A true CN105257424A (en) | 2016-01-20 |
| CN105257424B CN105257424B (en) | 2019-04-02 |
Family
ID=55097304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510692301.XA Expired - Fee Related CN105257424B (en) | 2015-10-23 | 2015-10-23 | A kind of cooling engine for motor cycle water cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105257424B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000161058A (en) * | 1998-11-25 | 2000-06-13 | Honda Motor Co Ltd | Engine cooling device |
| CN2608704Y (en) * | 2003-04-08 | 2004-03-31 | 昆明云内动力股份有限公司 | Engine cylinder head with oil cooling device |
| CN2900824Y (en) * | 2006-09-11 | 2007-05-16 | 胡大杰 | Water cooling engine cylinder head |
| CN2911202Y (en) * | 2006-09-15 | 2007-06-13 | 胡大杰 | Water cooling motorcycle engine |
| CN101413459A (en) * | 2008-11-12 | 2009-04-22 | 无锡动力工程股份有限公司 | High strength cylinder cap with double-layer water stream channel |
| CN101466936A (en) * | 2006-08-28 | 2009-06-24 | 丰田自动车株式会社 | Cooling water passage structure of cylinder head |
| CN101749099A (en) * | 2010-01-05 | 2010-06-23 | 重庆隆鑫机车有限公司 | Layout structure of cooling water channels and lubricating oil channels in motor cycle |
| CN102337981A (en) * | 2011-08-05 | 2012-02-01 | 无锡开普动力有限公司 | Cylinder cover cooling structure of four-stroke engine |
| CN202628255U (en) * | 2011-08-12 | 2012-12-26 | 力帆实业(集团)股份有限公司 | Engine water-circulating radiation device |
| CN205243661U (en) * | 2015-10-23 | 2016-05-18 | 力帆实业(集团)股份有限公司 | Motorcycle is cylinder head for water -cooled engine |
-
2015
- 2015-10-23 CN CN201510692301.XA patent/CN105257424B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000161058A (en) * | 1998-11-25 | 2000-06-13 | Honda Motor Co Ltd | Engine cooling device |
| CN2608704Y (en) * | 2003-04-08 | 2004-03-31 | 昆明云内动力股份有限公司 | Engine cylinder head with oil cooling device |
| CN101466936A (en) * | 2006-08-28 | 2009-06-24 | 丰田自动车株式会社 | Cooling water passage structure of cylinder head |
| CN2900824Y (en) * | 2006-09-11 | 2007-05-16 | 胡大杰 | Water cooling engine cylinder head |
| CN2911202Y (en) * | 2006-09-15 | 2007-06-13 | 胡大杰 | Water cooling motorcycle engine |
| CN101413459A (en) * | 2008-11-12 | 2009-04-22 | 无锡动力工程股份有限公司 | High strength cylinder cap with double-layer water stream channel |
| CN101749099A (en) * | 2010-01-05 | 2010-06-23 | 重庆隆鑫机车有限公司 | Layout structure of cooling water channels and lubricating oil channels in motor cycle |
| CN102337981A (en) * | 2011-08-05 | 2012-02-01 | 无锡开普动力有限公司 | Cylinder cover cooling structure of four-stroke engine |
| CN202628255U (en) * | 2011-08-12 | 2012-12-26 | 力帆实业(集团)股份有限公司 | Engine water-circulating radiation device |
| CN205243661U (en) * | 2015-10-23 | 2016-05-18 | 力帆实业(集团)股份有限公司 | Motorcycle is cylinder head for water -cooled engine |
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| Publication number | Publication date |
|---|---|
| CN105257424B (en) | 2019-04-02 |
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Granted publication date: 20190402 Termination date: 20211023 |