CN102691581B - Straddle-type vehicle - Google Patents
Straddle-type vehicle Download PDFInfo
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- CN102691581B CN102691581B CN201210035614.4A CN201210035614A CN102691581B CN 102691581 B CN102691581 B CN 102691581B CN 201210035614 A CN201210035614 A CN 201210035614A CN 102691581 B CN102691581 B CN 102691581B
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- valve actuator
- air
- actuator machine
- breathing
- electrohydraulic valve
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Abstract
Thering is provided a kind of Straddle-type vehicle, it can suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine, and can realize compactization of vehicle. It has: head tube (5), and steering gear is supported as rotating by it; Body frame (3), it is formed by from the head tube frame that lower section extends backward; Engine (13), it is supported by body frame, and there is crankcase (14), from the crankcase cylinder (15) outstanding to front and cylinder head (16); Air-breathing joins pipe (19,119), and it extends from the top forward upward of cylinder head; Throttling valve (201), it is configured at the middle part that air-breathing joins pipe, and adjusts the amount of the air to engine supply; And electrohydraulic valve actuator machine (220), it drives throttling valve corresponding to the input of the operating member from occupant's operation, it is characterized in that, the turning axle (202) of throttling valve and the turning axle (221) of electrohydraulic valve actuator machine are along vehicle body upper and lower to extending and setting parallel to each other.
Description
Technical field
The present invention relates to a kind of Straddle-type vehicle, its electrohydraulic valve actuator machine that there is throttling valve and drive throttling valve.
Background technology
At present, having by the Straddle-type vehicle such as motor bike from the head tube engine of the lower support of the body frame that lower section extends backward, it is provided with the air-breathing that engine is supplied air from the top of cylinder head towards front upper place and joins pipe. The throttling valve being configured with the amount adjusting the air to engine supply on pipe is joined in this air-breathing. Such as, this throttling valve is the input corresponding to the operating member operated from occupant and is opened and closed the DYN dynamic throttling valve of control, and has the electrohydraulic valve actuator machine for driving throttling valve (with reference to patent documentation 1). This kind of throttling valve configures in the way of overall width direction by the turning axle of throttling valve, with the formation air flow circuit up and down at throttling valve. Also sense of rotation in order to the turning axle of the sense of rotation with throttling valve that make turning axle is consistent to drive the electrohydraulic valve actuator machine of throttling valve, and is configured in the way of overall width direction by turning axle.
(prior art literature)
(patent documentation)
Patent documentation 1: Japanese Unexamined Patent Publication 2008-45434 publication
But, as prior art, when configuring the turning axle of electrohydraulic valve actuator machine along overall width direction, electrohydraulic valve actuator machine is protruding outside to overall width direction. Thus, have that electrohydraulic valve actuator machine causes to the outstanding change of vehicle transverse direction is big thus problem that overall width maximizes.
Summary of the invention
The present invention solves the problem that above-mentioned prior art has, and object is to provide a kind of Straddle-type vehicle, and it can suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine, and can realize compactization of vehicle.
In order to realize above-mentioned purpose, the Straddle-type vehicle of the present invention has: head tube (5), and steering gear is supported as rotating by it; Body frame (3), it is formed by the frame extended from described head tube (5) to the back lower place; Engine (13), it is by described body frame (3) supporting, and there is crankcase (14), from described crankcase (14) cylinder (15) outstanding to front and cylinder head (16); Air-breathing joins pipe (19,119), and it extends from the top forward upward of described cylinder head (16);Throttling valve (201), it is configured at the middle part that described air-breathing joins pipe (19,119), and adjusts the amount to the air that described engine (13) is supplied; And electrohydraulic valve actuator machine (220), it drives described throttling valve (201) corresponding to the input of the operating member from occupant's operation, it is characterized in that, the turning axle (202) of described throttling valve (201) and the turning axle (221) of described electrohydraulic valve actuator machine (220) along vehicle body upper and lower to or vehicle body front and back to extension and setting parallel to each other.
In the above-described configuration, it is also possible to be configured to the top that described electrohydraulic valve actuator machine (220) is configured at the described turning axle (202) of described throttling valve (201).
In addition, in the above-described configuration, it is also possible to be configured to described electrohydraulic valve actuator machine (220) and be configured in the way of overlapping with described body frame (3) when side-looking.
In addition, in the above-described configuration, it is also possible to be configured to described electrohydraulic valve actuator machine (220) and support by described body frame (3).
In addition, in the above-described configuration, can also be configured to, the upstream side joining pipe (19,119) in described air-breathing has the suction muffler (17,117) joined pipe (19,119) with this air-breathing and be connected, and described electrohydraulic valve actuator machine (220) is configured in the way of overlapping with described suction muffler (17,117) when side-looking.
In addition, in the above-described configuration, it is also possible to be configured to described electrohydraulic valve actuator machine (220) and support by described suction muffler (17,117).
In addition, in the above-described configuration, it is also possible to being configured to described suction muffler (17,117) and have recess (B) in its side, described electrohydraulic valve actuator machine (220) is configured in described recess (B).
In addition, in the above-described configuration, can also being configured to described suction muffler (17,117) and have rib (27c), described rib (27c) covers the part of the described electrohydraulic valve actuator machine (220) given prominence to laterally from described recess (B) from front.
In addition, in the above-described configuration, can also be configured to, described air-breathing joins pipe (19, 119) it is configured to almost parallel with described body frame (3) and it is biased outside vehicle body from described body frame (3) when overlooking, at the throttle body (200) of the lower section of described body frame (3) the configuration described throttling valve of supporting (201), the turning axle (202) of the turning axle (221) of described electrohydraulic valve actuator machine (220) and described throttling valve (201) is configured to along vehicle body upper and lower to extension and parallel to each other, and join pipe (19 in described air-breathing, 119) length direction is biased outside vehicle body.
In addition, in the above-described configuration, can also be configured to, described Straddle-type vehicle has step down gear (210), step down gear (210) engages with the turning axle (221) of described electrohydraulic valve actuator machine (220) and the turning axle (202) of described throttling valve (201), and the rotation of described electrohydraulic valve actuator machine (220) is passed to described throttling valve (201), outside vehicle body, configure described step down gear (210) according to the order of described step down gear (210), described electrohydraulic valve actuator machine (220).
In addition, in the above-described configuration, it is also possible to the superjacent air space being configured to join pipe (19,119) in described air-breathing configures described electrohydraulic valve actuator machine (220).
In addition, in the above-described configuration, can also be configured to, described air-breathing is joined pipe (19,119) and is had the resonator (130) making described air-breathing join the inhaled sound of pipe (19,119) and reduce in the top that described air-breathing joins pipe (19,119), configures described electrohydraulic valve actuator machine (220) at the rear of described resonator (130).
(invention effect)
According to the present invention, the turning axle of throttling valve and drive the turning axle of electrohydraulic valve actuator machine of throttling valve, be configured to along vehicle body upper and lower to or vehicle body front and back to extension and parallel to each other.Thus, the turning axle of throttling valve can be made consistent with the sense of rotation of the turning axle of the electrohydraulic valve actuator machine driving throttling valve, twisted spur gear (bevelgear) that can not use the transmission direction for changing electrohydraulic valve actuator mechanomotive force etc. just by the transmission of power of electrohydraulic valve actuator machine to throttling valve, and can suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine. Therefore, the distribution structure of Straddle-type vehicle is applied electrodynamictype throttling valve, play the effect of compactization that can realize vehicle.
In addition, electrohydraulic valve actuator machine is configured at the position more closer to the top than the turning axle of throttling valve. Thus, it is possible to electrohydraulic valve actuator machine is separated from engine, thus electrohydraulic valve actuator machine is difficult to be subject to the impact of the heat produced by engine. In addition, owing to can electrohydraulic valve actuator machine be joined near the side of pipe to be configured in the air-breathing of surplus of having living space in the way of turning axle extends along the vertical direction, so with horizontal for electrohydraulic valve actuator machine putting is configured in compared with air-breathing joins the situation above pipe, it is possible to reduce horizontal direction outstanding of electrohydraulic valve actuator machine.
In addition, electrohydraulic valve actuator machine is configured in the way of overlapping with body frame when side-looking. Thus, body frame can be configured at the space formed by electrohydraulic valve actuator machine and throttling valve at least partially, such that it is able to reduce body frame position. Therefore, it is possible to improve the lowering resistance of occupant further.
In addition, electrohydraulic valve actuator machine is supported by body frame. Thus, it is possible to firmly support the electrohydraulic valve actuator machine with weight by the body frame that rigidity is higher.
In addition, joining the upstream side of pipe in air-breathing, have the suction muffler joined pipe with this air-breathing and be connected, electrohydraulic valve actuator machine is configured in the way of overlapping with suction muffler when side-looking. Thus, it is possible to electrohydraulic valve actuator machine is separated from engine, thus electrohydraulic valve actuator machine is difficult to be subject to the impact of the heat produced by engine.
In addition, electrohydraulic valve actuator machine is supported by suction muffler. Thus, it is possible to firmly fix electrohydraulic valve actuator machine.
In addition, suction muffler has recess in its side, and electrohydraulic valve actuator machine is configured in this recess. Thus, it is possible to make electrohydraulic valve actuator machine not outstanding to the width of suction muffler, or reduce outstanding degree and configure. In addition, by recess arrangement electrohydraulic valve actuator machine, it is possible to make electrohydraulic valve actuator machine near the center of vehicle body. Thus, it is possible to make the position of centre of gravity of vehicle more near vehicle body center. Therefore, while can guaranteeing the capacity of suction muffler, it is possible to make the position of centre of gravity of vehicle more near vehicle body center.
In addition, suction muffler has the rib covering the part from the outstanding laterally described electrohydraulic valve actuator machine of described recess from front. Thus, though from the front of suction muffler the solid objects of sudden stone etc. or water etc., it is also possible to protect electrohydraulic valve actuator machine by suction muffler. In addition, owing to not needing to install protection parts etc. on electrohydraulic valve actuator machine, it is possible to suppress weight increase, cost to increase.
In addition, air-breathing join pipe be configured to body frame almost parallel and when overlooking from body frame outside vehicle body biased, at the throttle body of the lower section of body frame configuration supporting throttling valve, the turning axle of the turning axle of electrohydraulic valve actuator machine and throttling valve is arranged to along vehicle body upper and lower to extension and parallel to each other and join on the length direction of pipe outside vehicle body biased in air-breathing. Thus, it is possible to prevent the interference of the body frame of electrohydraulic valve actuator machine and vehicle, and throttle body is configured near the body frame of vehicle, such that it is able to suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine, it is possible to realize compactization of vehicle.
In addition, the turning axle of the turning axle with electrohydraulic valve actuator machine and throttling valve is made to engage and step down gear that the rotation of electrohydraulic valve actuator machine passes to throttling valve configures outside vehicle body according to the order of step down gear, electrohydraulic valve actuator machine.Thus, it is possible to prevent the interference of the body frame of electrohydraulic valve actuator machine and vehicle and throttle body is configured near the body frame of vehicle.
In addition, the superjacent air space configuration electrohydraulic valve actuator machine of pipe is joined in air-breathing. Thus, it is possible to along the upper and lower of vehicle to configuration electrohydraulic valve actuator machine, it is possible to suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine. Therefore, it is possible to avoid the interference of the pin of electrohydraulic valve actuator machine and occupant.
In addition, air-breathing is joined pipe and is joined the resonator having above pipe and reducing air-breathing and join the inhaled sound of pipe in air-breathing, configures electrohydraulic valve actuator machine at the rear of this resonator. Thus, though from the front of resonator the solid objects of sudden stone etc. or water etc., it is also possible to protect electrohydraulic valve actuator machine by resonator. In addition, owing to not needing to install protection parts etc. on electrohydraulic valve actuator machine, it is possible to suppress weight increase, cost to increase.
Accompanying drawing explanation
Fig. 1 is the left side view of the overall formation of the Straddle-type vehicle of the first enforcement mode representing and applying the present invention;
Fig. 2 is the left side view of the engine periphery of the Straddle-type vehicle in the first enforcement mode;
Fig. 3 is the schematic diagram of the a-a line section of Fig. 2;
Fig. 4 is the left side view of the engine periphery of the Straddle-type vehicle in the 2nd enforcement mode;
Fig. 5 is the schematic diagram of the b-b line section of Fig. 4;
Fig. 6 is the left side view of the Straddle-type vehicle integral part in the 3rd enforcement mode;
Fig. 7 is the vertical view of the Straddle-type vehicle integral part in the 3rd enforcement mode.
In figure
1-motor bike;
3-body frame;
5-head tube;
13-engine;
14-crankcase;
15-cylinder body (cylinder);
16-cylinder head;
17,117-suction muffler;
19,119-air-breathing joins pipe;
20,20A, 20C-throttling valve unit;
21,121-pipe connecting (connectingtube);
22,122-air suction pipe;
27c-rib;
31-vehicle body cover;
130-resonator;
200-throttle body;
201-throttling valve;
202-valve turning axle (turning axle);
203-throttles clack box;
210-wheel box (step down gear);
215-gear turning axle;
216-bearing;
217-bearing;
219-wheel box;
220-electrohydraulic valve actuator machine;
221-electric machine rotational axis;
250-flange;
B-recess.
Embodiment
Hereinafter, with reference to accompanying drawing, embodiments of the present invention are described.
, in the following description, further the enforcement mode when by small-sized motor bike of the Straddle-type vehicle of the present invention is described. Arrow FR shown in each figure represents the front of vehicle, and arrow LH represents the left side of vehicle, and arrow UP represents the top of vehicle.
(the first enforcement mode)
Fig. 1 is the left side view of the overall formation of the motor bike (Straddle-type vehicle) 1 of the first enforcement mode representing and applying the present invention. As shown in Figure 1, the motor bike 1 of present embodiment has vehicle frame 2, and vehicle frame 2 is made up of body frame 3 and after-frame 4. Body frame 3 is engaged with the rear side of head tube 5 by welding, and tilts to extend from head tube 5 towards the back lower place. After-frame 4 is engaged to the rear end of body frame 3 by welding. Body frame 3 and after-frame 4 are formed by steel pipe. Body frame 3 can be formed as the shape such as U-shaped of cross section circular, I font or opening downwards. Body frame 3 can also use aluminum casting product etc. to be formed.
The front fork 6 being provided with pair of right and left in the lower section of head tube 5, front fork 6 can freely be operated the rudder. Front fork 6 axle support front wheel 7 also makes it rotatable. At the lower end of after-frame 4, back vent 9 is installed into can shake up and down through pivot 4a.Back vent 9 axle supporting wheels 8 also makes it rotatable.
Upper surface at after-frame 4 is provided with the vehicle seat 11 that occupant just sits. In addition, arranging buffer part 10 after installing between back vent 9 and after-frame 4, rear buffer part 10 is linked near the rearward end of back vent 9 and vehicle seat 11 rear of after-frame 4. In addition, in the inside of after-frame 4, being accommodated with fuel container 12 in the underface of vehicle seat 11, fuel container 12 is kept by after-frame 4.
After-frame 4 is provided with the crankcase 14 of the engine 13 as primover further. Crankcase 14 is configured at below the junction surface of body frame 3 and after-frame 4. Engine 13 has: crankcase 14; Cylinder body 15, it is outstanding from crankcase 14 to front; And cylinder head 16, it is installed on the front end of cylinder body 15. Crankcase 14, cylinder body 15, cylinder head 16 are integrally assembled, thus form engine 13.
At the rear of head tube 5, suction muffler (air purifier) 17 is installed below the front end of body frame 3. Join pipe 19 through air-breathing between the suction port 18 (with reference to Fig. 2) of suction muffler 17 and cylinder head 16 to connect. That is, suction muffler 17 is joined pipe 19 and is connected with air-breathing, and is configured at the upstream side that air-breathing joins pipe 19. Air-breathing joins the lower section that pipe 19 is configured at body frame 3. Joining in air-breathing and be provided with throttling valve unit 20 on pipe 19, described throttling valve unit 20 adjusts the amount of the air supplied to engine 13 corresponding to the throttle operation of occupant by electronically controlled.
Motor bike 1 has the vehicle body cover 31 being installed on body frame 3 upper surface. Vehicle body cover 31 is configured to cover body frame 3 from side and top, cylinder body 15, cylinder head 16, suction muffler 17, air-breathing join pipe 19 and throttling valve unit 20.
Fig. 2 is the left side view of the engine periphery of the motor bike 1 shown in Fig. 1. As shown in Figure 2, air-breathing is joined pipe 19 and is had pipe connecting 21 and air suction pipe 22. Pipe connecting 21 extends from the suction muffler 17 being arranged at above the front of vehicle body to the throttling valve unit 20 of the back lower place being arranged at vehicle body with tilting. The upper end of pipe connecting 21 is outstanding also opening in the inside of suction muffler 17.
Suction muffler 17 has cavity shell 27, case cover 28 and air purifier element (aircleanerelement) 29. Cavity shell 27 is formed by resin material, and is configured in the underface of body frame 3 in the front of engine 13. Cavity shell 27 has opening portion 27a above. The case cover 28 of the front face side that opening portion 27a is installed in cavity shell 27 blocks. Form opening portion 28a on the top of case cover 28, the inlet duct 32 sucking extraneous gas links with opening portion 28a.
Air purifier element 29 is arranged in the way of relative with case cover 28. The air flowed into from inlet duct 32 is imported into air purifier element 29 from the front face side (dirty side) of air purifier element 29, is cleaned. The air being cleaned by air purifier element 29 is supplied to air-breathing from the side below (clean side) of air purifier element 29 and joins pipe 19. The surrounding of air purifier element 29 is by the sealing of not shown sealing element, and is configured to the air from inlet duct 32 flows into and must be supplied to pipe connecting 21 by air purifier element 29. The lower end of pipe connecting 21 is connected with the suction side of throttling valve unit 20.
Air suction pipe 22 it is connected with between throttling valve unit 20 and the suction port 18 of cylinder head 16. The upper end of air suction pipe 22 is connected with the discharge side of throttling valve unit, and the lower end of air suction pipe 22 is connected with the suction port 18 of cylinder head 16. Air suction pipe 22 has the fuel jet apparatus 23 to suction port 18 burner oil.Although the diagram of omission, but the fuel from the fuel inlet supply being arranged at upper end is sprayed to suction port 18 by fuel jet apparatus 23 from the opening portion being arranged at lower end.
From suction muffler 17 through pipe connecting 21, throttling valve unit 20, air suction pipe 22 and be inhaled into suction port 18 extraneous gas in suction port 18 with the fuel mix sprayed from fuel jet apparatus 23, thus become mixed gas.
Fig. 3 is the schematic diagram of the a-a line section of Fig. 2. In figure 3, in order to easy explanation, suitably by the section of parts or shape simplification or omission.
As shown in Figure 3, throttling valve unit 20 has throttle body 200, wheel box 210 and electrohydraulic valve actuator machine 220. Throttle body 200 supports the throttling valve 201 of buttferfly-type. Throttling valve 201 is supported by throttle body 200 by valve turning axle 202 and rotatable. Throttle body 200, throttling valve 201, valve turning axle 202 are all incorporated in throttling clack box 203. One end of valve turning axle 202 extends to the outside of throttling clack box 203, and the angle sensor device 24 with the outside surface being installed on throttling clack box 203 is connected.
Angle sensor device 24 detects the opening and closing angle of throttling valve 201 and is transformed to electrical signal, and inputs to the control device (not shown) of throttling valve unit 20. The manipulated variable (target value) of the opening and closing angle that control device calculates for the throttle operation corresponding to occupant and the detection limit from the opening and closing angle of the throttling valve 201 of angle sensor device 24 transmission compare, and carry out the feedback control of opening and closing angle in real time simultaneously.
The other end of valve turning axle 202 is inner outstanding from throttling clack box 203 to wheel box 210.
Wheel box 210 is the device of the rotational speed decelerates that the rotation utilizing step down gear to make to produce by electrohydraulic valve actuator machine 220 exports. Wheel box 210 have be incorporated in wheel box housing 219 the first spurn wheel 211, the 2nd spurn wheel 212, the 3rd spurn wheel 213, the 4th spurn wheel 214. Wheel box housing 219 links with throttling clack box 203.
First spurn wheel 211 is installed in the end of the electric machine rotational axis 221 that the rotation transmitting electrohydraulic valve actuator machine 220 exports. 2nd spurn wheel 212 is installed on gear turning axle 215, and engages with the first spurn wheel 211. Gear turning axle 215 by be arranged at wheel box housing 219 bearing 216,217 support and rotatable. In bearing 217 side of the 2nd spurn wheel 212, the 3rd spurn wheel 213 is installed. 3rd spurn wheel 213 is installed on gear turning axle 215, and rotates together with the 2nd spurn wheel 212.
4th spurn wheel 214 is installed on the other end of valve turning axle 202, and the 4th spurn wheel 214 engages with the 3rd spurn wheel 213. Electric machine rotational axis 221, gear turning axle 215 and valve turning axle 202 respectively to the vehicle body upper and lower of motor bike 1 to extension, and setting parallel to each other.
Electrohydraulic valve actuator machine 220 is the driving source producing the rotation output for throttling valve 201 carries out driven for opening and closing, in the present embodiment, is made up of the electric rotary machine of round shape. Electrohydraulic valve actuator machine 220 is incorporated in wheel box housing 219. The rotation produced by electrohydraulic valve actuator machine 220 exports and is passed with the order of the first spurn wheel 211, the 2nd spurn wheel 212, the 3rd spurn wheel 213, the 4th spurn wheel 214. The rotation produced by electrohydraulic valve actuator machine 220 exports and is decelerated corresponding to the reduction ratio of setting on each gear during by each gear transmission, thus valve turning axle 202 is rotated. It is high rotate low torque that the rotation that produces by electrohydraulic valve actuator machine 220 exports, but is decelerated during by each gear transmission thus the rotation that is converted into low rotation high torque (HT) exports.
Electrohydraulic valve actuator machine 220 is configured in the top of the valve turning axle 202 of throttling valve 201, and is configured in the way of overlapping with body frame 3 (with reference to Fig. 2) when side-looking. Electrohydraulic valve actuator machine 220 is incorporated in wheel box housing 219, and wheel box housing 219 is supported by body frame 3 in the part of storage electrohydraulic valve actuator machine 220. Specifically, wheel box housing 219 has the bracket for mounting 222 being integrally formed with wheel box housing 219 on the top of the part having received electrohydraulic valve actuator machine 220. Bracket for mounting 222 is provided with for the open holes (not shown) that bolt 25 runs through. The threaded hole (not shown) that there is the hub portion 3a for installing wheel box housing 219 on body frame 3 on body frame 3 and be formed on this hub portion 3a. Wheel box housing 219 is by the position consistency of the threaded hole of the open holes and hub portion 3a that make bracket for mounting 222, and utilizes bolt 25 and packing ring 26 to tighten, thus is fixed on body frame 3.
As described above, according to the present embodiment, the electric machine rotational axis 221 of the valve turning axle 202 of throttling valve 201 and the electrohydraulic valve actuator machine 220 of driving throttling valve 201 and is arranged along the vehicle body upper and lower of motor bike 1 parallel to each other to extension. According to this structure, it is possible to do not use the twisted spur gear etc. in the transmission direction of the power for changing electrohydraulic valve actuator machine 220 just can pass to throttling valve 201, and outstanding to outside overall width direction of electrohydraulic valve actuator machine 220 can be suppressed. Therefore, when applying DYN dynamic throttling valve 201 in the distribution structure of motor bike 1, it is possible to realize compactization of vehicle.
In addition, electrohydraulic valve actuator machine 220 is configured in the position more closer to the top than the valve turning axle 202 of throttling valve 201. According to this structure, it is possible to separated from engine 13 by electrohydraulic valve actuator machine 220, thus electrohydraulic valve actuator machine 220 is difficult to be subject to the impact of the heat produced by engine 13. In addition, join near the side of pipe 19 owing to electrohydraulic valve actuator machine 220 can be configured in the air-breathing of surplus of having living space, electric machine rotational axis 221 is extended along the vertical direction, so with horizontal for electrohydraulic valve actuator machine 220 putting is configured in compared with air-breathing joins the situation above pipe 19, it is possible to reduce transverse direction outstanding of electrohydraulic valve actuator machine 220.
In addition, electrohydraulic valve actuator machine 220 is configured in the way of overlapping with body frame 3 when side-looking. According to this structure, body frame 3 be configured in the space formed by electrohydraulic valve actuator machine 220 and throttling valve 201 at least partially, such that it is able to reduce body frame 3 position. Therefore, it is possible to improve the lowering resistance of occupant further.
In addition, electrohydraulic valve actuator machine 220 is supported by body frame 3. Thus, it is possible to firmly supported the electrohydraulic valve actuator machine 220 with weight by the body frame 3 that rigidity is higher.
(the 2nd enforcement mode)
Below, with reference to Fig. 4, Fig. 5, the 2nd enforcement mode is described. Fig. 4 is the left side view of engine 13 periphery of the motor bike 1 in the 2nd enforcement mode. The one-piece construction of the motor bike 1 in the 2nd enforcement mode is identical with the first enforcement mode, and for the component parts mark same-sign identical with the first enforcement mode, also the description thereof is omitted as appropriate.
In the first embodiment, throttling valve unit 20 is configured to be supported by body frame 3, but, in this second embodiment, throttling valve unit 20A is the structure supported by suction muffler 17. Further, the throttling valve unit 20 of the internal structure of throttling valve unit 20A and the first enforcement mode is identical, and the description thereof will be omitted.
Throttling valve unit 20A is configured in the way of overlapping with suction muffler 17 when side-looking.Suction muffler 17 is positioned at the upstream side that air-breathing joins pipe 19, and joins pipe 19 with air-breathing and be connected. Suction muffler 17 as shown in Figure 5, has: cavity shell 27, case cover 28 and air purifier element 29.
As shown in Figure 5, air purifier element 29 is arranged in the way of relative with case cover 28. The air flowed into from inlet duct 32 is imported air purifier element 29 from the front face side (dirty side) of air purifier element 29, and is cleaned. The air being cleaned by air purifier element 29 is supplied to air-breathing from the side below (clean side) of air purifier element 29 and joins pipe 19. The surrounding of air purifier element 29 is configured to by the sealing of not shown sealing element, and the air flowed into from inlet duct 32 must be supplied to air-breathing joined pipe 19 by air purifier element 29.
Form recess B in the face, left side of cavity shell 27, throttling valve unit 20A is configured in this recess B. Throttling valve unit 20A is configured in the way of the electric machine rotational axis 221 of electrohydraulic valve actuator machine 220 extends along the vertical direction. According to this structure, it is possible to when do not make electrohydraulic valve actuator machine 220 to the width of cavity shell 27 outstanding configure electrohydraulic valve actuator machine 220. In addition, recess B is arranged at the position not overlapped with air purifier element 29 at the rear of cavity shell 27. According to this structure, it is possible to form recess B when not making the width dimensions of air purifier element 29 narrow. Thus, it is possible to the part realizing air purifier element 29 is common, and the degradation of air purifier element 29 that narrows and capacity diminishes and produces of the width dimensions being possible to prevent air purifier element 29.
Recess B is provided with rib 27c. Rib 27c can be integrally formed with cavity shell 27, and is formed as covering the entirety of the electrohydraulic valve actuator machine 220 that recess B configures from front, and rib 27c is protruding outside to the width of cavity shell 27 from recess B. The side being accommodated with the wheel box housing 219 of electrohydraulic valve actuator machine 220 in inside, has pair of flanges 250. Flange 250 can be integrally formed with wheel box housing 219. Having open holes (not shown) on rib 27c and flange 250, described open holes is used for installing the wheel box housing 219 being accommodated with electrohydraulic valve actuator machine 220 on cavity shell 27. Wheel box housing 219 and cavity shell 27 are screwed in this open holes and are fixed in conjunction with bolt 30.
As described above, according to the present embodiment, the upstream side joining pipe 19 in air-breathing has the suction muffler 17 joined pipe 19 with air-breathing and be connected, and electrohydraulic valve actuator machine 220 is configured to overlap with suction muffler 17 when side-looking. According to this structure, it is possible to separated from engine by electrohydraulic valve actuator machine 220, thus electrohydraulic valve actuator machine is difficult to be subject to the impact of the heat produced by engine.
In addition, electrohydraulic valve actuator machine 220 is supported by suction muffler 17. According to this structure, it is possible to firmly fix electrohydraulic valve actuator machine 220. In addition, suction muffler 17 has recess B in its side, and electrohydraulic valve actuator machine 220 is configured in this recess B. According to this structure, it is possible to do not make electrohydraulic valve actuator machine 220 outstanding to the width of suction muffler 17, or the degree given prominence to is made to diminish to configure. In addition, by configuring electrohydraulic valve actuator machine 220 at recess B, thus, it is possible to make electrohydraulic valve actuator machine 220 near the center of vehicle body. Therefore, it is possible to make the position of centre of gravity of vehicle further near vehicle body center. Therefore, it is possible to while guaranteeing the capacity of suction muffler 17, it is possible to make the position of centre of gravity of vehicle further near vehicle body center. In addition, suction muffler 17 has rib 27c, and described rib 27c covers the part of the electrohydraulic valve actuator machine 220 given prominence to laterally from recess B from front.Thus, though the solid objects of the stone etc. that flies here from the front of suction muffler 17 or water etc., it is also possible to protect electrohydraulic valve actuator machine 220 by rib 27c, owing to not needing to install protection parts etc. on electrohydraulic valve actuator machine 220, it is possible to suppress that weight increases, cost increases.
(the 3rd enforcement mode)
Below, with reference to Fig. 6, Fig. 7, the 3rd enforcement mode is described. Fig. 6 is the left side view of engine 13 periphery of the motor bike 1 in the 3rd enforcement mode. In the first embodiment, suction muffler 17 is configured to be configured in the lower section of body frame 3 at the rear of head tube 5, but, in the 3rd enforcement mode, suction muffler 117 is for being configured at the structure in the front of head tube 5. According to this structure, by configuring suction muffler 117 in the front of head tube 5, suction muffler 117 and the distance of throttle body 200 can be separated, and the air suction pipe length that can make the pipe connecting 121 of connection suction muffler 117 and throttle body 200 is elongated, such that it is able to increase low speed torque.
In the 3rd enforcement mode, for the overall formation of motor bike 1, except the configuration of configuration suction muffler 117 is formed, identical with the first enforcement mode, for the parts mark same-sign identical with the first enforcement mode, also the description thereof is omitted as appropriate.
As shown in Figure 6, it is configured with suction muffler 117 in the front of head tube 5. Vehicle body cover 31 to cover body frame 3 from side and top, cylinder body 15, cylinder head 16, suction muffler 117, air-breathing be configured in the way of joining pipe 119 and throttling valve unit 20C.
Suction muffler 117 has cavity shell 127, case cover 128 and air purifier element 129. Cavity shell 127 is when making opening (not shown) towards the front being configured in head tube 5 when front upper place. Air purifier element 129 is clamped by cavity shell 127 and case cover 128 in the way of covering opening (not shown). Thus, the dirty side 127B of the front side of air purifier the element 129 and clean side 127C of the rear side of air purifier element 129 it is divided in suction muffler 117. On dirty side 127B, it is provided with the aspirating air pipe 132 in extraneous gas inspiration chamber 117. At the lower end of aspirating air pipe 132, it is provided with the opening portion 132A of opening downward.
As shown in Figure 7, be formed on the left of the rear portion of cavity shell 127 towards rear drum go out drum go out portion 128B. The rear surface going out portion 128B at drum is formed with connected entrance 133, is connected with air-breathing and joins pipe 119 on connected entrance 133. Air-breathing joins the engine 13 that the air from clean side 127C being cleaned by air purifier element 129 is delivered to rear view of vehicle by pipe 119. Air-breathing is joined pipe 119 and is had pipe connecting 121 and air suction pipe 122. The upper end of pipe connecting 121 through connected entrance 133 to the inner outstanding also opening of the clean side 127C of cavity shell 127. The lower end of pipe connecting 121, is connected with the suction side of throttling valve unit 20C on the other hand. Discharge side at throttling valve unit 20C connects the top of air suction pipe 122, and the bottom of air suction pipe 122 is connected with the suction port 18 of cylinder head 16.
Pipe connecting 121, by the left side side of head tube 5, and by the top of left side front fork 6, in the position more on the lower of the upper surface than body frame 3, extends to the suction side of throttling valve unit 20C in the way of the inclination along body frame 3. That is, above pipe connecting 121, between vehicle body cover 31, space is formed.
Pipe connecting 121 when overlooking near suction muffler 117 to engine 13, with body frame 3 almost parallel and from body frame 3 outside vehicle body bias configuration.The rear portion of pipe connecting 121 is to lateral bend in vehicle body.
Pipe connecting 121 near substantial middle above there is the resonator 130 of the empty box shape being connected with pipe connecting 121. By arranging suction muffler 117 in the front of head tube 5, thus the air suction pipe length of pipe connecting 121 is elongated, and thus inhaled sound increases. By at pipe connecting 121 fixing resonance device 130, thus making the caliber of pipe connecting 121 become big by resonator 130, the inhaled sound of pipe connecting 121 is lowered.
Throttling valve unit 20C has throttle body 200, wheel box 210 and electrohydraulic valve actuator machine 220. Throttle body 200 supports the throttling valve 201 of buttferfly-type. The electric machine rotational axis 221 of electrohydraulic valve actuator machine 220 and the valve turning axle 202 of throttling valve 201 and configure along vehicle body upper and lower parallel to each other to extension. Wheel box 210 is the rotational speed decelerates that the rotation produced by electrohydraulic valve actuator machine 220 is exported and the step down gear passing to throttling valve 201. Wheel box 210 has: the first spurn wheel 211, on its motor shaft being installed on electrohydraulic valve actuator machine 220; 2nd spurn wheel 212, it engages with the first spurn wheel 211; 3rd spurn wheel 213, it rotates together with the 2nd spurn wheel 212; And the 4th spurn wheel 214, it is installed on the valve turning axle 202 of throttling valve 201 and engages with the 3rd spurn wheel 213. Electric machine rotational axis 221, gear turning axle 215 and valve turning axle 202 are respectively along the vehicle body upper and lower of motor bike 1 to extension, and arrange parallel to each other.
Throttling valve unit 20C is arranged between resonator 130 and engine 13 when overlooking, and electrohydraulic valve actuator machine 220, wheel box 210, throttle body 200 to be configured in the way of the shape of pipe connecting 121. That is, throttle body 200 being arranged at the lower section of body frame 3 to the rear portion of the pipe connecting 121 of lateral bend in vehicle body, according to the order of wheel box 210, electrohydraulic valve actuator machine 220 outside vehicle body from body frame 3 bias configuration. Electrohydraulic valve actuator machine 220 is configured in the rear of resonator 130. In addition, the superjacent air space of pipe connecting 121 that electrohydraulic valve actuator machine 220 is configured in vehicle body cover 31 to be formed.
Electrohydraulic valve actuator machine 220 omits diagram, but identical with the first enforcement mode, it is possible to is configured to be incorporated in wheel box housing 219, and fixes wheel box housing 219 on body frame 3.
As described above, according to the present embodiment, pipe connecting 121 and body frame 3 almost parallel and when overlooking from body frame 3 outside vehicle body bias configuration, the throttle body 200 of configuration supporting throttling valve 201 below body frame 3, the valve turning axle 202 of the electric machine rotational axis 221 of electrohydraulic valve actuator machine 220 and throttling valve 201 is arranged to along vehicle body upper and lower to extension and parallel to each other, and joins in air-breathing on the length direction of pipe 119 outside vehicle body biased. According to this structure, it is possible to prevent the interference of the body frame 3 of electrohydraulic valve actuator machine 220 and vehicle, and the body frame 3 of throttle body 200 near vehicle can be configured, such that it is able to suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine 220, thus realize compactization of vehicle.
In addition, according to the order of step down gear 210, electrohydraulic valve actuator machine 220, step down gear 210 is configured outside vehicle body, wherein said step down gear 210 engages with the electric machine rotational axis 221 of electrohydraulic valve actuator machine 220 and the valve turning axle 202 of throttling valve 201, and the rotation of electrohydraulic valve actuator machine 220 is passed to throttling valve 201. According to this structure, it is possible to prevent the interfering and configured by the body frame 3 of throttle body 200 near vehicle of body frame 3 of electrohydraulic valve actuator machine 220 and vehicle.
In addition, the space formed above pipe connecting 121 and in vehicle body cover 31 configures electrohydraulic valve actuator machine. According to this structure, it is possible to along the upper and lower of vehicle to configuration electrohydraulic valve actuator machine 220, such that it is able to suppress outstanding to outside overall width direction of electrohydraulic valve actuator machine. Therefore, it is possible to avoid the interference of the pin of electrohydraulic valve actuator machine 220 and occupant.
In addition, pipe connecting 121 has the resonator 130 of the inhaled sound reduction making air-breathing join pipe 119 above pipe connecting 121, configures electrohydraulic valve actuator machine 220 at the rear of this resonator 130. According to this structure; even if fly here solid objects or the water etc. such as stone from the front of resonator 130; electrohydraulic valve actuator machine 220 can also be protected, owing to not needing to install protection parts etc. on electrohydraulic valve actuator machine 220, it is possible to suppress weight increase, cost to increase by resonator 130.
Above, describe the present invention based on enforcement mode, but, the present invention is not limited to this. In the present embodiment, exemplified with receiving electrohydraulic valve actuator machine 220 and wheel box 210 in wheel box housing 219, and on body frame 3, fix the formation of this wheel box 219, but, it is not limited to this, can also be configured to not receive in housing electrohydraulic valve actuator machine 220, and use the fixing part such as bracket or band to fix at a position of vehicle body or multiple position. In addition, in the present embodiment, represented for motor bike, but, it is not limited to this, it is also possible to be the structure of the Straddle-type vehicle that three-wheel or four is taken turns.
Claims (12)
1. a Straddle-type vehicle, it has:
Head tube (5), steering gear is supported as rotating by it;
Body frame (3), it is formed by the frame extended from described head tube (5) to the back lower place;
Engine (13), it is by described body frame (3) supporting, and there is crankcase (14), from described crankcase (14) cylinder (15) outstanding to front and cylinder head (16);
Air-breathing joins pipe (19,119), and it extends from the top forward upward of described cylinder head (16);
Throttling valve (201), it is configured at the middle part that described air-breathing joins pipe (19,119), and adjusts the amount to the air that described engine (13) is supplied; And
Electrohydraulic valve actuator machine (220), it drives described throttling valve (201) corresponding to the input of the operating member from occupant's operation,
It is characterized in that,
Join the upstream side of pipe (19,119) in described air-breathing, there is the suction muffler (17,117) joined pipe (19,119) with this air-breathing and be connected,
The turning axle (202) of described throttling valve (201) and the turning axle (221) of described electrohydraulic valve actuator machine (220) along vehicle body upper and lower to or vehicle body front and back to extension and arrange parallel to each other,
Described electrohydraulic valve actuator machine (220) is configured in the way of overlapping with described suction muffler (17,117) when side-looking,
Side-looking refers to, observes along direction, vehicle body left and right.
2. Straddle-type vehicle as claimed in claim 1, it is characterised in that,
Described electrohydraulic valve actuator machine (220) is supported by described suction muffler (17,117).
3. Straddle-type vehicle as claimed in claim 1 or 2, it is characterised in that,
Described suction muffler (17,117) has recess (B) in its side,
Described electrohydraulic valve actuator machine (220) is configured in described recess (B).
4. Straddle-type vehicle as claimed in claim 3, it is characterised in that,
Described suction muffler (17,117) has rib (27c), and described rib (27c) covers the part of the described electrohydraulic valve actuator machine (220) given prominence to laterally from described recess (B) from front.
5. a Straddle-type vehicle, it has:
Head tube (5), steering gear is supported as rotating by it;
Body frame (3), it is formed by the frame extended from described head tube (5) to the back lower place;
Engine (13), it is by described body frame (3) supporting, and there is crankcase (14), from described crankcase (14) cylinder (15) outstanding to front and cylinder head (16);
Air-breathing joins pipe (19,119), and it extends from the top forward upward of described cylinder head (16);
Throttling valve (201), it is configured at the middle part that described air-breathing joins pipe (19,119), and adjusts the amount to the air that described engine (13) is supplied; And
Electrohydraulic valve actuator machine (220), it drives described throttling valve (201) corresponding to the input of the operating member from occupant's operation,
It is characterized in that,
Described air-breathing join pipe (19,119) be configured to described body frame (3) almost parallel and when overlooking from described body frame (3) outside vehicle body biased,
At the throttle body (200) of the lower section of described body frame (3) the configuration described throttling valve of supporting (201), the turning axle (221) of described electrohydraulic valve actuator machine (220) and the turning axle (202) of described throttling valve (201) are configured to along vehicle body upper and lower to extension and parallel to each other, and join in described air-breathing on the length direction of pipe (19,119) and to be biased outside vehicle body.
6. Straddle-type vehicle as claimed in claim 5, it is characterised in that,
Described Straddle-type vehicle has step down gear (210), step down gear (210) engages with the turning axle (221) of described electrohydraulic valve actuator machine (220) and the turning axle (202) of described throttling valve (201), and the rotation of described electrohydraulic valve actuator machine (220) is passed to described throttling valve (201), outside vehicle body, configure described step down gear (210) according to the order of described step down gear (210), described electrohydraulic valve actuator machine (220).
7. Straddle-type vehicle as described in claim 5 or 6, it is characterised in that,
The superjacent air space joining pipe (19,119) in described air-breathing configures described electrohydraulic valve actuator machine (220).
8. Straddle-type vehicle as described in claim 5 or 6, it is characterised in that,
Described air-breathing is joined pipe (19,119) and is had the resonator (130) making described air-breathing join the inhaled sound of pipe (19,119) and reduce in the top that described air-breathing joins pipe (19,119), configures described electrohydraulic valve actuator machine (220) at the rear of described resonator (130).
9. Straddle-type vehicle as claimed in claim 7, it is characterised in that,
Described air-breathing is joined pipe (19,119) and is had the resonator (130) making described air-breathing join the inhaled sound of pipe (19,119) and reduce in the top that described air-breathing joins pipe (19,119), configures described electrohydraulic valve actuator machine (220) at the rear of described resonator (130).
10. Straddle-type vehicle as described in claim 1 or 5, it is characterised in that,
Described electrohydraulic valve actuator machine (220) is configured in the top of the described turning axle (202) of described throttling valve (201).
11. Straddle-type vehicles as claimed in claim 10, it is characterised in that,
Described electrohydraulic valve actuator machine (220) is configured in the way of overlapping with described body frame (3) when side-looking.
12. Straddle-type vehicles as claimed in claim 11, it is characterised in that,
Described electrohydraulic valve actuator machine (220) is supported by described body frame (3).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011063897A JP5727828B2 (en) | 2011-03-23 | 2011-03-23 | Saddle riding vehicle |
| JP2011-063897 | 2011-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102691581A CN102691581A (en) | 2012-09-26 |
| CN102691581B true CN102691581B (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210035614.4A Expired - Fee Related CN102691581B (en) | 2011-03-23 | 2012-02-16 | Straddle-type vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5727828B2 (en) |
| CN (1) | CN102691581B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6088965B2 (en) * | 2013-12-18 | 2017-03-01 | 本田技研工業株式会社 | Intake device for small vehicles |
| JP6094904B2 (en) * | 2015-03-23 | 2017-03-15 | 本田技研工業株式会社 | Motorcycle |
| JP6543851B2 (en) * | 2016-08-10 | 2019-07-17 | 本田技研工業株式会社 | Saddle-ride type vehicle |
| EP3670877B1 (en) * | 2017-08-17 | 2021-09-29 | Yamaha Hatsudoki Kabushiki Kaisha | Internal-combustion engine and saddle-type vehicle |
| JP7065000B2 (en) * | 2018-09-18 | 2022-05-11 | 日立Astemo株式会社 | Intake device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102691581A (en) | 2012-09-26 |
| JP5727828B2 (en) | 2015-06-03 |
| JP2012197774A (en) | 2012-10-18 |
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