CN1226637A - Arrangement structure of engine sealing device and structure of engine - Google Patents
Arrangement structure of engine sealing device and structure of engine Download PDFInfo
- Publication number
- CN1226637A CN1226637A CN 99101274 CN99101274A CN1226637A CN 1226637 A CN1226637 A CN 1226637A CN 99101274 CN99101274 CN 99101274 CN 99101274 A CN99101274 A CN 99101274A CN 1226637 A CN1226637 A CN 1226637A
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- China
- Prior art keywords
- sealing
- electric wiring
- impulser
- mentioned
- crank box
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- Motor Or Generator Frames (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Gasket Seals (AREA)
Abstract
To increase the ease of drawing lead wires (wiring harness) from a crankcase as well as to increase the degree of freedom of the layout of an exhaust system around the crankcase. (a) shows an embodiment where the distance from the axial center of a cylinder to the outer surface of a grommet, or more specifically, to the outer surface of a grommet retaining piece 52a, is expressed by D1. (b) is a comparative example where the distance to an outer surface of a harness 103 is expressed by D2. If D2 is the distance, a large turn is necessary so that equipment attached to the engine and, in particular, an exhaust system in the vicinity will not interfere. This makes the layout of the equipment attached to the engine and the exhaust system difficult. Here, this embodiment facilitates easy layout of the equipment attached to the engine and the exhaust system, thereby allowing them to be placed sufficiently close to the crankcase.
Description
The present invention relates to the improvement of the structure of the mounting construction of engine sealing and motor.
The impulser of motor is for control ignition opportunity and starter motor and detect the sensor of speed of crankshaft, the mounting construction of relevant this impulser is logined in No. 2510184 communique " erecting device of the impulser of forced air-cooling motor " for well-known in the new case of practicality.
In the 2nd figure of above-mentioned communique, the 24th, impulser, the 16th, lead, 15b are rotors, the 25th, Check point utilizes 24 pairs of Check points 25 on the rotor 15b that bent axle 6a rotates of impulser to count.
Shown in above-mentioned communique the 1st figure, because impulser 24 is configured on the line that is communicated with bent axle 6a with lead 16, so outstanding to the lateral direction of diameter.
The 3rd figure of above-mentioned communique is a view in transverse section, and the combustion gas that cylinder 1 is produced utilizes not shown venting gas appliance from the below (or top) of cylinder 1 by crank box 2, delivers to the space of the side of trailing wheel 5.
At this moment, not shown venting gas appliance generally the impulser 24 by the 1st figure and lead 16 near.
If venting gas appliance just must take to strengthen the countermeasure of the circuitous radius of venting gas appliance by near impulser 24 and the lead 16, the configuration of impulser 24, lead 16 and venting gas appliance just is very limited like this.
Therefore the object of the present invention is to provide the technology of the degrees of freedom that can improve lead (drawing electric wiring) and venting gas appliance configuration.
For solving the motor that above-mentioned problem the present invention relates to be, in the space that the recess and the cover body member of crank box surrounded, magnetic flywheel and impulser have been taken in, this magnetic flywheel is made of stator and rotor, the detection unit of rotor outer circumferential face is located in this impulser monitoring, the electric wiring that to draw from this impulser by Sealing and be drawn out to outside the crank box from the electric wiring that stator is drawn, it is characterized in that, make the direction and the crankshaft almost parallel of the electric wiring of drawing from Sealing.
Because electric wiring draw direction and crankshaft almost parallel, so, compare with electric wiring being guided into the diameter lateral direction, can easily avoid disturbing mutually with machine around the motor.If promptly electric wiring is outstanding to the diameter lateral direction, it is big that motor becomes, and the machine around the motor is difficult to configuration, and electric wiring also is difficult to draw.If but just there is not this worry according to the present invention, can make the motor compactness, and the configuration and the drawing of electric wiring of machine become easy to make motor on every side.
The characteristics of another program of the present invention are, roughly parallel with crankshaft otch is set on crank box, offer the insertion ditch of Sealing simultaneously towards the direction of crankshaft from an end of this otch, Sealing is inserted in the Sealing insertion ditch towards the direction of crankshaft from the outside, extend the pressing member of tongue-shaped Sealing from the cover body member, utilization is inserted into otch and pushes down Sealing, and Sealing can not be deviate to the diameter lateral direction.
Utilization is pressed from the extended Sealing pressing member of cover body member and is stopped Sealing, does not just need to be used to prevent the bolt and the Screw of disengagement of seal member and fixing seals, and number of parts is reduced.
The motor that the 3rd scheme of the present invention relates to is, in the space that the recess and the cover body member of crank box surrounded, magnetic flywheel and impulser have been taken in, this magnetic flywheel is made of stator and rotor, the detection unit of rotor outer circumferential face is located in this impulser monitoring, the electric wiring of drawing from this impulser by Sealing and be drawn out to outside the crank box from the electric wiring that stator is drawn, be characterized in, what make the electric wiring of being drawn by Sealing draws direction and crankshaft almost parallel, simultaneously the recess of venting gas appliance round crank box is configured.
Like this, because do not worry disturbing mutually with electric wiring, thus can make venting gas appliance near crank box and cover body member, thus realize comprising the compactness of venting gas appliance in interior motor integral body.
Fig. 1 is the side view of scooter related to the present invention, and Fig. 2 is the section plan of power plant related to the present invention.Fig. 3 is the schematic representation of expression engine construction.Fig. 4 is the side view of cylinder head related to the present invention.Fig. 5 is the planimetric map of cylinder head related to the present invention.Fig. 6 is the exploded perspective view of engine construction related to the present invention.Fig. 7 is the details drawing of installation Sealing related to the present invention.Fig. 8 is the comparison diagram of Sealing mounting construction.
Embodiments of the invention below are described with reference to the accompanying drawings, and drawing is pressed symbol and is pointed to finding.
Fig. 1 is the side view of small-sized motorcycle related to the present invention, small-sized motorcycle 1 is installed front-wheel 5 in the front portion of car body framework 2 by head pipe 3 and front fork 4, power plant 10 can be installed by link mechanism 8 and pivot 9 in rear portion at car body framework 2 with fluctuating, trailing wheel 12 is installed on the axletree of rear wheel 11 of these power plant 10, the 14th, venting gas appliance, the 15th, rear suspension system, the 16th, vehicle seat, the 17th, cover body, the 18th, fuel tank, the 19th, fuel tank, the 21st, Headlamps, the 22nd, CDI unit (capacitor type ignition mechanism), the electric wiring (distribution) from this CDI unit 22 to power plant 10 though not shown, along car body framework 2 configuration.
Fig. 2 is the section plan of power plant related to the present invention, utilized device case 31 and crank box 32 support crankshaft 33, simultaneously, support cylinder body 34 and cylinder head 35, take in piston 36 in the cylinder block 34, and variable-speed motor belt pulley 37 is installed in an end of crankshaft 33, belt 38 is hung on this variable-speed motor belt pulley 37, the other end of belt 38 is hung on the driven pulley 39, utilize jack shaft 41 to support this driven pulley 39, arrive axletree of rear wheel 11,43rd, centrifugal clutch, the 44th, device case cover by this jack shaft 41 and reduction gear series 42 transferring power.
Make the other end of crankshaft 33 outstanding to the direction of the recess 45 of being located at crank box 32, (stator 47 is installed on the crank box 32 to take in the stator 47 of magnetic flywheel 46 and rotor 48 in this recess 45, rotor 48 is installed on the crankshaft 33), air cooling fan 51 is installed on this rotor 48, utilization is surrounded this air cooling with fan 51 as the fan guard 52 of cover body member, embeds grid 53 on this fan guard 52.
This fan guard 52 singly is not a cover body, is the fan drum that has vortex chamber 55 and air-guiding aisle 56 yet.This vortex chamber 55 is used for the dynamic pressure that fan 51 is produced is become static pressure, air guide cylinder block 34 and cylinder head 35 after this air-guiding aisle 56 will boost.Specifically utilize fan guard 52 and guard shield 58 to surround cylinder block 34 and cylinder head 35, this fan guard 52 extends to spark plug 57, and remaining part is surrounded by guard shield 58.
Fig. 3 represents the schematic representation of engine construction of the present invention, the state that is expressed as follows on Fig. 1: can see venting gas appliance 14 from driver's right hand, take off fan guard from crank box 32 simultaneously.
The recess 45 of crank box 32 also has along the vortex chamber 61 of clockwise direction expansion in the drawing, the exit face of this vortex chamber 61 is facing to the radiating fin 62 of cylinder block 34 and the radiating fin up and down 63,64 of cylinder head 35, impulser 70 is located at the initial position of vortex chamber 61, and the mounting construction of relevant this impulser 70 is narrated in the back.
As indicated in the figure, outlet pipe 14a, 14b roughly become 180 ° of recesses 45 round the crank box 32 that has impulser 70.
In the drawings, the part based on following member is called as motor 75.It comprises crank box 32, crankshaft 33, cylinder block 34, cylinder head 35, stator 47, rotor 48, impulser 70.
On this motor 75, add venting gas appliance 14 in addition, just be called as engine construction 77.
Fig. 4 is the side view of cylinder head related to the present invention.Cylinder head 35 is characterised in that not only have last radiating fin 63 ... (... represent a plurality of, below identical), also have following radiating fin 64 ...Heat transfer area is compared with only possessing last radiating fin, and very big increase is arranged, so cooling cylinder covers 35 well.
Fig. 5 is the planimetric map of cylinder head related to the present invention, and expression is for radiating fin 64 down ... make radiating fin 63 ... tilt.Cooling air is blown into shown in 1. as arrow, but because radiating fin is tilted, so increase the heat transfer area of going up radiating fin 63, the ground cooling cylinder that can more produce effect covers 35.
Fig. 6 is the exploded perspective view of engine construction related to the present invention.This figure is from the being seen schematic representation in car body the place ahead.Make the recess 45 of the head of crankshaft 33 1 sides, simultaneously stator 47 is accommodated in the recess 45, and utilizes bolt B, B to be fixed on the bottom surface of recess 45 facing to crank box 32.Rotor 48 is engaged in the axle head of crankshaft 33, and utilizes nut 65 fixing.Utilize bolt 66 ... fan 51 is fixed on the rotor 48, utilize two bolts 67,67 (one 67 not shown) are fixed on impulser 70 in the regulation place of recess 45, on the crank box 32 nearby of this impulser 70, be provided with otch 68 and Sealing and insert ditch 69, Sealing 80 is inserted the sealing part to be inserted in the ditch 69, then, cover fan guard 52, these fan guard 52 screw threads are fixed on the crank box 32, insert the tongue-shaped Sealing pressing member 52a that forms one with fan guard 52 this moment in otch 68, relevant otch 68 and Sealing insert ditch 69 and are elaborated in the enlarged view of back.
The air-guiding aisle 56 that utilizes top with fan guard 52 to form one covers half of close reader of cylinder block 34 and cylinder head 35, and cylinder block 34 and cylinder head 35 all the other half utilize guard shield 58 to surround.
Fig. 7 is the installation details drawing of Sealing related to the present invention.Sealing 80 has parallel ditch 81,81 at entry end, utilizes Sealing 80 is pressed 2. direction insertion Sealing insertion ditch 69 of arrow, and parallel ditch 81,81 is embedded guide rail 69a, 69a.And will from the extended Sealing pressing member of fan guard 52a press arrow 3. shown in direction insert otch 68, the result is by suppressing Sealing 80 as arrow like that shown in 4., and prevents that it from coming off.
Promptly utilize from the extended Sealing pressing member 52a of cover body member (fan guard 52) fixing seals 80,, can cut down the number of part so do not need to be used to prevent the bolt and the Screw that come off and fix.
The 48th, rotor, the 72nd, detection unit utilizes impulser 70 to detect this detection unit 72.
L1 is a crank axis among the figure, L2 is the Sealing 80 inlet axis separately the time, L3 is the inlet axis of Sealing 80 when installing, and axis L3 is parallel (comprising almost parallel) with axis L1, makes to draw direction and crank axis L1 almost parallel by the electric wiring 82 of Sealing 80.This electric wiring 82 comprises electric wiring of drawing from impulser 70 and the electric wiring of drawing from stator 47 (with reference to Fig. 6) in addition.
After drawing, can utilize bend pipe 83 change direction smoothly.
Fig. 8 (a), 8 (b) are the comparison diagrams of Sealing mounting construction.
(a) figure expression embodiments of the invention, outside that will be from the cylinder block axle center to Sealing specifically is exactly that distance to Sealing pressing member 52a outside is taken as D1, and the circle 84 that utilizes dotted line to represent is to represent electric wiring is drawn in drawing.
(b) be to have the comparative example that is adopted now, Sealing 101 is configured on the radioactive rays 102 by the cylinder block axle center, electric wiring 103 by sealing part 101 further extends to diameter foreign side, so the distance D 2 to electric wiring 103 outsides is far longer than above-mentioned distance D 1, if distance is D2, for engine accessory machine and the particularly venting gas appliance be located near it are interfered, just must carry out very big circuitous configuration, thereby make the configuration of engine accessory machine and venting gas appliance become difficult.On this aspect,, can make these members fully near crank box if (a) configuration of figure engine accessory machine and venting gas appliance just becomes easily.
In addition, in the 1st invention, the configuration of venting gas appliance is arbitrarily.Venting gas appliance in the 3rd invention except as illustrating among the embodiment about along 180 ° around the recess of crank box, also can by 90 °, 150 °, 210 ° etc. arbitrarily angle center on.
The present invention is applicable to the small-sized motorcycle with power plant, is not widely used in the two-wheeled of other but also do not hinder, general motor such as the motor that light generator is used or general motor.
Above-mentioned formation according to the present invention can be brought into play following effect.
The present invention program 1 because make electric wiring draw direction and crank axle almost parallel, so Compare with electric wiring is drawn to the diameter outside, can easily avoid with around the engine Machine disturbs mutually, if namely electric wiring just becomes big to the outstanding engine of diameter foreign side, and engine week Configuration and the drawing of electric wiring of enclosing machine also become difficult. If just do not have this according to the 1st invention Worry, can be with the engine densification, the configuration of machine and drawing of electric wiring around the engine All become easy.
The present invention program 2 utilizes from the extended seal pressing piece of cover body member fixing seals, With regard to bolt and the Screw that does not need to come off and fix be used to preventing, can cut down like this number of part Order.
In the present invention program 3, what make electric wiring by seal draws direction and crank axle Almost parallel, the recess round crank box disposes exhaust apparatus simultaneously. Therefore, add above-mentioned Effect is not because worry disturbing mutually with electric wiring, so can make exhaust apparatus near crank Case and cover body member. Can realize comprising exhaust apparatus at the densification of interior engine integral body.
Claims (3)
1. the mounting construction of the Sealing of motor, in the space that the recess and the cover body member of crank box surrounded, magnetic flywheel and impulser have been taken in, this magnetic flywheel is made of stator and rotor, this impulser is used to monitor the detection unit of the outer circumferential face of being located at above-mentioned rotor, the electric wiring that to draw from this impulser by Sealing and be drawn out to the crank box outside from the electric wiring that said stator is drawn, it is characterized in that, the electric wiring by above-mentioned Sealing draw direction and crankshaft almost parallel.
2. the mounting construction of the Sealing of the motor put down in writing of claim 1, it is characterized in that, on above-mentioned crank box, be provided with otch with the crankshaft almost parallel, end from this otch offers Sealing insertion ditch towards crankshaft simultaneously, above-mentioned Sealing inserts the sealing part towards crankshaft from the outside and inserts in the ditch, extend tongue-shaped Sealing pressing member from above-mentioned cover body member, utilization is inserted into above-mentioned otch and pushes down Sealing, prevents that Sealing from coming off to the diameter lateral direction.
3. the structure of a motor in the space that the recess and the cover body member of crank box surrounded, has been taken in magnetic flywheel and impulser; This magnetic flywheel is made of stator and rotor, and this impulser is used to monitor the detection unit of the outer circumferential face of being located at above-mentioned rotor; The electric wiring that to draw from this impulser by Sealing and be drawn out to the crank box outside from the electric wiring that said stator is drawn, it is characterized in that, electric wiring by above-mentioned Sealing draw direction and crankshaft almost parallel, simultaneously, dispose venting gas appliance like that around the crank box recess.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03638398A JP4232993B2 (en) | 1998-02-18 | 1998-02-18 | Engine grommet mounting structure and engine structure |
| JP036383/98 | 1998-02-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1226637A true CN1226637A (en) | 1999-08-25 |
| CN1080380C CN1080380C (en) | 2002-03-06 |
Family
ID=12468335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99101274A Expired - Fee Related CN1080380C (en) | 1998-02-18 | 1999-01-27 | Arrangement structure of engine sealing device and structure of engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4232993B2 (en) |
| CN (1) | CN1080380C (en) |
| IT (1) | IT1307120B1 (en) |
| TW (1) | TW400916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100445533C (en) * | 2003-05-28 | 2008-12-24 | 伯哈特国家石油公司 | Sensor mounting structure for engine |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5687968B2 (en) * | 2011-07-27 | 2015-03-25 | 株式会社クボタ | Engine wire harness support device |
| US11008064B2 (en) | 2017-09-08 | 2021-05-18 | Honda Motor Co., Ltd. | Internal combustion engine |
| JP6795644B2 (en) * | 2018-03-23 | 2020-12-02 | 本田技研工業株式会社 | Swing unit type power unit |
| JP6724058B2 (en) * | 2018-04-02 | 2020-07-15 | 本田技研工業株式会社 | Saddle type vehicle |
| JP6848000B2 (en) * | 2018-07-06 | 2021-03-24 | 本田技研工業株式会社 | engine |
| US10995696B2 (en) | 2018-07-06 | 2021-05-04 | Honda Motor Co., Ltd. | Engine |
| JP7051002B2 (en) * | 2019-03-29 | 2022-04-08 | 本田技研工業株式会社 | Crankcase structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4032269B2 (en) * | 1998-06-16 | 2008-01-16 | ノーリツ鋼機株式会社 | Sheet transport device |
-
1998
- 1998-02-18 JP JP03638398A patent/JP4232993B2/en not_active Expired - Fee Related
- 1998-12-04 TW TW88217359U patent/TW400916U/en not_active IP Right Cessation
-
1999
- 1999-01-21 IT IT99TO000039 patent/IT1307120B1/en active
- 1999-01-27 CN CN99101274A patent/CN1080380C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100445533C (en) * | 2003-05-28 | 2008-12-24 | 伯哈特国家石油公司 | Sensor mounting structure for engine |
Also Published As
| Publication number | Publication date |
|---|---|
| ITTO990039A1 (en) | 2000-07-21 |
| IT1307120B1 (en) | 2001-10-29 |
| TW400916U (en) | 2000-08-01 |
| JPH11229891A (en) | 1999-08-24 |
| JP4232993B2 (en) | 2009-03-04 |
| CN1080380C (en) | 2002-03-06 |
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| SE01 | Entry into force of request for substantive examination | ||
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| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |