CN1194164C - Engine cooling device for motor bike - Google Patents

Engine cooling device for motor bike Download PDF

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Publication number
CN1194164C
CN1194164C CNB021068437A CN02106843A CN1194164C CN 1194164 C CN1194164 C CN 1194164C CN B021068437 A CNB021068437 A CN B021068437A CN 02106843 A CN02106843 A CN 02106843A CN 1194164 C CN1194164 C CN 1194164C
Authority
CN
China
Prior art keywords
spark
plug hole
cylinder head
guard shield
vehicle body
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
Application number
CNB021068437A
Other languages
Chinese (zh)
Other versions
CN1374442A (en
Inventor
金塚征志
山崎菊勇
辻本勇二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of CN1374442A publication Critical patent/CN1374442A/en
Application granted granted Critical
Publication of CN1194164C publication Critical patent/CN1194164C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • B62M7/02—Motorcycles characterised by position of motor or engine with engine between front and rear wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P1/02—Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P1/06—Arrangements for cooling other engine or machine parts
    • F01P1/10—Arrangements for cooling other engine or machine parts for cooling fuel injectors or sparking-plugs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P1/02—Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
    • F01P2001/026—Cooling cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/006—Camshaft or pushrod housings

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Automatic Cycles, And Cycles In General (AREA)

Abstract

The invention provides an air-cooled four cycle engine. The plug hole 63 opened to left side surfaces of a cylinder head cover 60 and a cylinder head 61 constituting the four cycle engine 11 is formed and the ignition plug 68 is mounted at the deepest part. A fuel tank 6 is arranged on the upper side of the engine 11 and shrouds 10 are provided on left and right sides of the fuel tank 6. A baffle plate 50 extending toward the cylinder head cover 60 is provided on the lower internal surface side of the left side shroud 10. The cylinder head cover 60 is arranged forward oblique downward and the rear end is located in the vicinity of the upper part of the plug hole 63.

Description

The engine cooling apparatus of motor bike
Technical field
The present invention relates to the effective cooling construction of air-cooling type 4 two-stroke engines of motor bike.
Background technique
Engine cooling structure in the prior art (Japan is real to open clear 60-135291 number) is, above air-cooling type 4 two-stroke engines, disposing fuel tank, side at this fuel tank is provided with guard shield, gradually the crooked air dam that descends is towards the rear formed at the top at this guard shield, with the center upper portion of the wind guiding cylinder head of travelling.
But when a side of cylinder head formed open spark-plug hole, the wind that travels of cooling usefulness blocked in the accommodation section wall portion that is present in the camshaft in its place ahead, so cooling air was not easy to arrive originally to be become around the ignition spark plug of high temperature easily.In addition, when having the structure of this spark-plug hole, even the structure of above-mentioned conventional example, cooling air also is not easy to arrive the ignition spark plug place that is installed with in deep position., the objective of the invention is, the motor cooling air successfully leads and constructs like this improves cooling effectiveness for this reason.
Summary of the invention
To achieve these goals, the engine cooling apparatus of motor bike of the present invention, in this motor bike, fuel tank is configured in the top of air-cooling type 4 two-stroke engines, at the side of this fuel tank configuration guard shield, with being formed on air dam on its part wind guiding cylinder head of will travelling, with engine cooling, it is characterized in that, above-mentioned cylinder head has towards the open spark-plug hole of vehicle body one side, the part of cylinder head is with the upright the place ahead that is located at this spark-plug hole of the mode of stretching out towards the vehicle body side, simultaneously, bottom at above-mentioned guard shield is provided with wind deflector, and when overlooking, this wind deflector is positioned at the side of above-mentioned spark-plug hole, and stretch out the side in vehicle body, opening portion towards this spark-plug hole.
At this moment, above-mentioned wind deflector, its rear side uprises earth tilt gradually, sees from the side, and its rear end portion is positioned near the top of spark-plug hole.
The wind deflector that is located at the guard shield bottom is configured in the side of spark-plug hole in overlooking, so the wind that travels is along the spark-plug hole of successfully leading of this wind deflector, can be installed in the spark-plug hole relatively cooling around the ignition spark plug that uprises temperature easily of depths.Therefore, improve engine cooling efficient, improve output power.At this moment, see from the side, when oblique upper tilts backward with wind deflector, can be with near the spark-plug hole the wind guiding rearward end of more travelling.
Description of drawings
Fig. 1 is to use the side view of embodiment's motor bike.
Fig. 2 is that it wants portion's plan view.
Fig. 3 wants portion's side view with near the vehicle body that amplifies the guard shield.
Fig. 4 is that the vehicle body of expression guard shield wind-guiding construct is wanted portion's approximate vertical view.
Fig. 5 is provided in a side of the side view of the guard shield in vehicle body left side.
Fig. 6 is the plan view of above-mentioned left side shields.
Fig. 7 is the profile (view of A direction among Fig. 6) of wind deflector.
Fig. 8 is the ground plan (view of B direction among Fig. 7) of wind deflector.
Embodiment
Below, with reference to description of drawings one embodiment.Fig. 1 has been to use the side view of the motor bike of embodiments of the invention.Fig. 2 is that it wants portion's plan view.In the following description, the top to bottom, left and right, front and rear all directions are benchmark with the travelling state of motor bike.
The summary of motor bike is described with reference to these figure earlier.Label 1 among the figure is a front-wheel, the 2nd, the pairing left and right front fork, the 3rd, handle, the 4th, the head pipe, the 5th, vehicle body frame, the 6th, fuel tank, the 7th, double seat vehicle seat, 7a is the front stall that the driver uses, 7b is the back seat that the occupant uses, the 8th, handle, the 9th, oil cooler, the 10th, guard shield, 11 is 4 stroke formula motors, the 12nd, the side cover, the 13rd, back cover, the 14th, side support, the 15th, pedal base, 16a is that the driver uses pedal, 16b is that the occupant uses pedal, the 17th, back swing arm, the 18th, trailing wheel, the 19th, the back buffer cell that Rear wheel suspension is used.
Vehicle body frame has vehicle frame 21 in the middle of the main car frame 20, pairing left and right, vehicle frame 25 after vehicle frame 23, pairing left and right vehicle seat rail 24 and the pairing left and right at the bottom of vehicle frame 22, the pairing left and right down.From the beginning main car frame 20 manages the 4 general plan straight line shape extensions backwards along the vehicle body center.Middle vehicle frame 21 extends towards the below by the rear of motor 11 respectively from about the rearward end of main car frame 20.From the beginning following vehicle frame 22 is managed 4 and is extended towards oblique below through the place ahead of 4 stroke formula motors.The underpart of end vehicle frame 23 vehicle frame 21 in the middle of the below by motor 11 is connected from about the underpart of following vehicle frame 22.Vehicle seat rail 24 from about in the middle of each the top of vehicle frame 21 extend towards some oblique uppers towards the rear.Back vehicle frame 25 bottom of vehicle frame 21 in the middle of is roughly extended obliquely towards the rear just and is connected with the rear portion of vehicle seat rail 24.The parts that constitute these vehicle frames are made of proper metal rounding pipe or square tube.Vehicle seat 7 releasably is installed on the pairing left and right vehicle seat rail 24, is fixed on the vehicle seat rail 24 with vehicle seat lock.
Surround the round structure by main car frame 20, middle vehicle frame 21, following vehicle frame 22 and end vehicle frame 23, it is textural that motor 11 is carried on this round.Label 26 among Fig. 1 is outlet pipes, the 27th, and baffler.Label 28 among Fig. 2 is brake petals, the 29th, and accelerator pedal.
The following describes the engine cooling structure that has used guard shield.Fig. 3 wants portion's side view with near the vehicle body that amplifies the guard shield.Fig. 4 is that the vehicle body of the wind-guiding construct of explanation guard shield is wanted portion's approximate vertical view.Fig. 5 is provided in a side of the side view of the guard shield in vehicle body left side.Fig. 6 is its plan view.Fig. 7 is the side view (view of A direction among Fig. 6) of wind deflector.Fig. 8 is its ground plan (view of B direction among Fig. 7).
As shown in Figure 3 and Figure 4, guard shield 10 is along the anterior left and right sides face configuration of fuel tank 6, locate to be installed on the strut 32 (Fig. 4) that is located at top, fuel tank 6 side at the mounting hole 30 (Fig. 5) on top, locate to be installed in the installation that is formed on fuel tank 6 bottoms at the mounting hole 33 (Fig. 5) of lower central and use on the teat 35 with bolt 34 with bolt 31.Form the outstanding jut 36 in side in the vehicle body at the above-below direction intermediate portion of guard shield 10 front portions, engage with the bottom, front side of fuel tank 6.In addition, among Fig. 4, only vehicle body left side shields 10 is expressed as section, the plan view shape of non-section is represented on the right side.
Guard shield 10 is quadrilaterals roughly, has to see the top 37 that tilts toward the place ahead, the front 38 that tilts toward the rear and back 39 and the bottom 40 of tilting toward the rear down down up from Fig. 3 side.Following 40 back portion is the curved part 41 prominent towards the top, and in the inboard of this part, front and back are provided with lug boss 42,43 (Fig. 4 to Fig. 6).
In addition, be provided with at central part and be similar to, at its anterior opening 45 that forms with the slightly leg-of-mutton recess 44 of the place ahead as the acute angle summit.The following portion 46 of recess 44 is basically parallel to the below (Fig. 3) of main car frame 20.
Lug boss 42,43 only is located on the guard shield 10 that is installed in the vehicle body left side, with tapping screw 47,48 wind deflector 50 (Fig. 4,6) is installed here.
Shown in Fig. 7,8, wind deflector 50 is the flat-shaped parts that are made of parts such as resins, go up in its lower section and giving prominence to the installation teat 51,52 that joins with lug boss 42,43 integratedly towards the below, at lengthwise mounting hole 54,55 places that establish thereon, fastening with above-mentioned tapping screw 47,48 and lug boss 42,43.The a plurality of parallel rib 53 that links to each other with installation teat 51,52 forms as one towards overall width direction and wind deflector 50, like this, teat 51,52 and wind deflector 50 is installed itself is reinforced.This wind deflector 50 also only is located on the guard shield 10 in vehicle body left side.The side bending (Fig. 4) highlightedly outwardly of the side walls of guard shield 10.
Shown in Fig. 3,4, the curved part 41 of guard shield 10 overlaps the top of the valve mechanism cover 60 of 4 stroke formula motors 11.Label 61 is cylinder head, the 62nd, and cylinder.Form spark-plug hole 63 in the central authorities of valve mechanism cover 60, this spark-plug hole 63 is at the left side opening and extend to the surface of cylinder head 61 towards above-below direction.
Spark-plug hole 63 be accommodated in exhaust cam shaft 64 the exhaust side camshaft chamber wall portion 65 and be contained in wall portion 67 ground of air inlet cam axle chamber of air inlet cam axle 66 before and after holding under the arm, from Fig. 4 as seen, the deep trouth that formation enters to the center side of valve mechanism cover 60 grades from the vehicle body left side, its in portion removably ignition spark plug 68 is installed, the igniting portion of this ignition spark plug is faced with the fuel chambers of cylinder head 61.In addition, (Fig. 3) also opened in the top of spark-plug hole 63.
Wind deflector 50 is in order to collect the wind W that travels easily, towards the place ahead towards tiltedly disposing down, side view from Fig. 3, the rearward end of wind deflector 50 is positioned near the upper end of spark-plug hole 63, and, from the plan view of Fig. 4, some left side sides of leaving valve mechanism cover 60, and, be located in the scope of 60 anterior position from spark-plug hole 63 to valve mechanism cover.The scope that is provided with of guard shield 10 is, it is foremost in the place ahead of fuel tank 6 front ends, and its rear end is in the rear of spark-plug hole 63.
Label 70 among the figure is vaporizers, is connected with the air suction way of cylinder head 61, supplies with new gas by connecting tube 71 from the air-strainer 72 at rear.Air-strainer 72 is configured in the space that is surrounded by middle vehicle frame 21, vehicle seat rail 24 and back vehicle frame 25 as shown in figures 1 and 3, is covered with by side cover 12.Between the anterior left surface of air-strainer 72 and side cover 12, disposing battery 73.Be provided with the opening portion 75 (Fig. 3) that covers by grid part 74 at side cover 12 with the overlapping part of battery 73.Mark 76 is sucking pipes of air-strainer 72, is being provided with pairing left and right with holding the vehicle body center line under the arm, attracts air from the vehicle body rear side.
As shown in Figure 1, side cover 12 extends toward the place ahead towards the below of vehicle seat 7, arrives the below of fuel tank 6, with vaporizer 70 position overlapped, see from the side with the bottom 6a (Fig. 3) of fuel tank 6 to link to each other.
Below, embodiment's effect is described.As shown in Figure 3 and Figure 4, the wind W that travels enters in the space that the fuel tank 6 by left and right sides guard shield 10 and top surrounds from vehicle body the place ahead, and diffluence rearward is with cylinder head 61 coolings such as grade of 4 two-stroke engines 11.
In the vehicle body left side, because the wind deflector that stretches out towards valve mechanism cover 60 directions 50 of guard shield 10 inboards down tilts towards the place ahead, so, can capture travel wind W and side's guiding rear obliquely effectively, near the rear end, in open end, the top importing spark-plug hole 63 of spark-plug hole 63.
Therefore, a large amount of wind W that travels can be imported successfully that wall portion 65 that the wind W that originally travelled is deflated the side camshaft chest is blocked and in the spark-plug hole 63 that is not easy to enter, so, cooling around the ignition spark plug 68 of high temperature can will usually be become effectively.And, because the side is crooked highlightedly outwardly the side of guard shield 10, so, the wind W air-flow that travels along guard shield 10 inner faces can be directed to spark-plug hole 63 sides agley, like this, the wind W that more effectively will the travel spark-plug hole 63 of leading.
As a result, can improve cooling effectiveness, improve the output power of motor effectively with comprising ignition spark plug 68 valve mechanism cover 60 and cylinder head 61 coolings on every side.
And, by wind deflector 50 being located at the bottom of guard shield 10, make the area minimum of the valve mechanism cover 60 that is covered by guard shield 10, can significantly reduce influence to the cooling effectiveness of the wind W that travels of the valve mechanism cover 60 beyond the spark-plug hole 63, cylinder head 61, cylinder 62.
In addition, wind deflector 50 not necessarily will separate with guard shield 10, also can form as one.In addition, also can other air dam that is located at fuel tank 6 or wind deflector 50 tops towards oblique lower direction rear extension near the spark-plug hole 63, with wind deflector 50 and usefulness, improve wind effect so more.In addition, when spark-plug hole 63 is located at the vehicle body right side, can on the guard shield 10 on right side, wind deflector 50 be set.

Claims (2)

1. the engine cooling apparatus of motor bike, in this motor bike, fuel tank is configured in the top of air-cooling type 4 two-stroke engines, at the side of this fuel tank configuration guard shield, with the air dam that is formed on its part, the wind that will travel guiding cylinder head, with engine cooling, it is characterized in that above-mentioned cylinder head has towards the open spark-plug hole of vehicle body one side, found a part of establishing cylinder head in the mode of stretching out towards the vehicle body side in the place ahead of this spark-plug hole, simultaneously, bottom at above-mentioned guard shield is provided with wind deflector, and in overlooking, this wind deflector is positioned at the side of above-mentioned spark-plug hole, and stretch out the side in vehicle body, opening portion towards this spark-plug hole.
2. the engine cooling apparatus of motor bike as claimed in claim 1 is characterized in that, above-mentioned wind deflector, and its rear side uprises earth tilt gradually, and in side-looking, its rear end portion is positioned near the top of spark-plug hole.
CNB021068437A 2001-03-06 2002-03-06 Engine cooling device for motor bike Expired - Fee Related CN1194164C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP062198/2001 2001-03-06
JP2001062198A JP4256079B2 (en) 2001-03-06 2001-03-06 Engine cooling system for motorcycles

Publications (2)

Publication Number Publication Date
CN1374442A CN1374442A (en) 2002-10-16
CN1194164C true CN1194164C (en) 2005-03-23

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ID=18921371

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB021068437A Expired - Fee Related CN1194164C (en) 2001-03-06 2002-03-06 Engine cooling device for motor bike

Country Status (8)

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JP (1) JP4256079B2 (en)
KR (1) KR100635359B1 (en)
CN (1) CN1194164C (en)
AR (1) AR033866A1 (en)
BR (1) BR0200665B1 (en)
CO (1) CO5360657A1 (en)
PE (1) PE20020863A1 (en)
TW (1) TW584133U (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4139179B2 (en) * 2002-09-30 2008-08-27 本田技研工業株式会社 Cooling device for internal combustion engine provided on vehicle for traveling on rough terrain
JP4248941B2 (en) * 2003-06-09 2009-04-02 本田技研工業株式会社 Hybrid vehicle
JP4535487B2 (en) * 2003-10-16 2010-09-01 ヤマハ発動機株式会社 Saddle riding vehicle
JP2006082723A (en) * 2004-09-16 2006-03-30 Yamaha Motor Co Ltd Motorcycle
JP2009161021A (en) * 2007-12-28 2009-07-23 Yamaha Motor Co Ltd Saddle type vehicle
JP5314909B2 (en) * 2008-03-26 2013-10-16 本田技研工業株式会社 Vehicle-mounted internal combustion engine
JP5205169B2 (en) * 2008-07-31 2013-06-05 本田技研工業株式会社 Shroud support structure
JP2010215053A (en) * 2009-03-16 2010-09-30 Yamaha Motor Co Ltd Motorcycle
JP5404319B2 (en) * 2009-03-26 2014-01-29 本田技研工業株式会社 Motorcycle
KR101045076B1 (en) * 2009-04-16 2011-06-28 김용범 Spindle for locking apparatus
JP5362694B2 (en) * 2010-12-07 2013-12-11 本田技研工業株式会社 Saddle riding vehicle
JP5972652B2 (en) * 2012-04-25 2016-08-17 本田技研工業株式会社 Saddle riding
EP3392529B1 (en) * 2017-03-21 2021-03-10 TVS Motor Company Limited A cooling system for an internal combustion engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58183815A (en) * 1982-04-21 1983-10-27 Yamaha Motor Co Ltd Structure for cooling ignition plug for forced air-cooled engine
JPS60135291U (en) * 1984-02-21 1985-09-09 本田技研工業株式会社 motorcycle
JPH04133887A (en) * 1990-09-27 1992-05-07 Suzuki Motor Corp Air introducing device for cowling of motorcycle
KR200141985Y1 (en) * 1996-02-22 1999-06-01 김용국 Proctector for motorcycle
JP4906171B2 (en) * 1999-03-12 2012-03-28 高橋 保 Method for the synthesis of nitrogen-containing polycyclic compounds from diinamine
US6105701A (en) * 1999-07-28 2000-08-22 Buell Motorcycle Company Motorcycle with cooling air channels

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Publication number Publication date
TW584133U (en) 2004-04-11
CO5360657A1 (en) 2004-01-30
KR20020071747A (en) 2002-09-13
BR0200665B1 (en) 2010-12-28
KR100635359B1 (en) 2006-10-17
CN1374442A (en) 2002-10-16
JP2002264875A (en) 2002-09-18
PE20020863A1 (en) 2002-11-21
JP4256079B2 (en) 2009-04-22
AR033866A1 (en) 2004-01-07
BR0200665A (en) 2002-12-10

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Granted publication date: 20050323

Termination date: 20160306