TW442419B - Mounting structure of rear shock-absorber for scooter type vehicle - Google Patents

Abstract

The present invention relates to a mounting structure of the rear shock-absorber made especially for scooter type vehicles. It can wobbly be supported on the power set of the main frame and, when a back wheel is equipped on the axle, can also be connected to the bottom of the rear shock-absorber. A shock-absorber side bracket is mounted on the top of the rear shock-absorber as the scooter type vehicle's shock-absorber mounting part equipped on the major part of the main frame's rear part. It can increase the stroke of the rear shock-absorber so as to improve the driver's riding comfort. The solution of the present invention is described as follows: an opening part (87) of the shock-absorber side bracket (86) is equipped on the main frame (24a). The shock-absorber mounting part (88) is straddle-mounted on the opening part (87) and bulges out above the main frame (24a).

Description

4424 1 9 A7 _ B7__ V. Description of the invention (1) The technical field to which the invention belongs (please read the notes on the back before filling out this page) The present invention relates to a type of Scooter vehicle, which is designed to be swingably supported on On the power unit of the main frame, the rear end of the rear shock absorber unit is connected to the axle while the axle is supported. The suspension bracket on the upper end of the rear shock absorber unit is attached. The Sukhoda type vehicle mounted on a shock absorber mounting portion that is a main frame portion disposed at the rear portion of the main frame, and a rear suspension unit is attached to the main frame. PRIOR ART · The conventional vehicle body frames such as Japanese Patent Application Laid-Open No. 10-2 1 8 06 5 are known. Problems to be Solved by the Invention However, in the above-mentioned prior-type Scooter vehicles, the shock absorber mounting portion | is protruded from the main frame portion and is disposed on the main frame portion. Therefore, the length of the rear shock absorber is short, and the travel of the rear shock absorber unit is also short. If you want to improve the ride comfort of the driver, it is expected that the travel of the rear shock absorber unit will be reduced. Industrial and consumer cooperation; The present invention has been made in view of these circumstances, and an object thereof is to provide a mounting of a rear shock absorber applied to a Scooter vehicle in which the stroke of the rear shock absorber unit is increased to improve the ride comfort of the driver. structure. Means to Solve the Problem In order to achieve the above-mentioned object,

A The paper size applies to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) A7 442419 _____B7__ 5. Description of the invention (2) (Please read the precautions on the back before filling this page) The invention is directed to: It is supported on the power unit of the main frame in a swinging manner, and the rear end of the rear shock absorber unit is connected to the axle while the axle is supported. The side of the shock absorber provided at the upper end of the rear shock absorber unit is also connected. The bracket is a Sukhta type vehicle mounted on a shock absorber mounting portion provided as a main portion of the main portion of the rear portion of the main frame, and is characterized in that the shock absorber-side bracket passes through the opening. The part is disposed on the main frame part, and the shock absorber mounting part is arranged to span the opening and bulge above the main frame part, and is disposed on the main frame part. According to the above-mentioned structure, the upper bracket of the rear shock absorber unit can be set to a higher position. The stroke of the rear shock absorber is increased to improve the ride comfort of the driver. . Furthermore, in addition to item 1 of the above-mentioned patent application scope, in addition to the sub-frame that constitutes the vehicle body frame together with the main frame, the shock absorber mounting portion is installed to the corresponding position of the connecting portion of the main frame portion It is connected to the main part of the frame. Embodiments of the present invention The embodiment of the present invention is printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs, and an embodiment of the present invention based on the attached drawings is described as follows: _ Figures 1 to 24 An embodiment of the present invention, FIG. 1 is a side view of a speed keda type vehicle, FIG. 2 is an enlarged side view of a front of the speed keda type vehicle, and FIG. 3 is an enlarged side view of a rear of the speed keda type, Figure 4 is the arrow view in Figure 3 when the storage box and fuel tank are omitted. Figure 5 is the arrow view when the front frame and rear frame are separated from each other. Figure 6 applies the Chinese National Standard (CNS) ) A4 size (210 * 297 mm) 4424 9 A7 B7 V. Description of the invention (3) (Please read the precautions on the back before filling out this page) Enlarged side view of the front frame, Figure 7 is the arrow view of Figure 6 Fig. 8 is an enlarged sectional view taken along line 8_8 in Fig. 6, Fig. 9 is an enlarged sectional view taken along line 9-9 in Fig. 7 Fig. 10 is an enlarged sectional view taken along line 10-10 in Fig. 7, and Fig. 1 1 is an enlarged side view of the rear frame Figure, Figure 1 2 is a view of the arrow 12 in Figure 11, Figure 1 3 is the line 1 3-1 3 in Figure 12 Sectional view, FIG. 14 is a partial cut-away side view showing the rocking support portion of the engine in the body frame, FIG. 15 is a cross-sectional view taken along line 1 5- 1 5 in FIG. 14, and FIG. 16 is a view showing installation on the vehicle body Side view of the mounting portion of the shock absorber unit behind the frame, FIG. 17 is a sectional view taken along line 17-17 in FIG. 16, FIG. 18 is a sectional view taken along line 18-18 in FIG. 17, and FIG. 19 is a side view of the sub-frame Fig. 20 is a view of the arrow 20 in Fig. 19, Fig. 21 is a view of the arrow 21 in Fig. 1, Fig. 2 is a sectional view taken along line 22-22 in Fig. 21, and Fig. 23 is 23-2 in Fig. 22 3 Line sectional view, Figures 24 and 4 are for explaining the situation of uneven position of the head tube portion of the centerline of the rear frame, (a) a side view of the main frame | (b) a view of the arrow B in (a) "

Qi Qilang wisdom wisdom Yanbei 31 frozen Xianhe yesterday; A K First of all, in Figure 1, the body frame F of a speed keda vehicle is composed of the main frame 21 and the rear portion connected to the main frame 21 The secondary frame 2 2 is composed of the main frame 21, which is formed by connecting the front end of the rear frame 2 4 casted from aluminum alloy to the rear end of the front frame 2 3 casted from aluminum alloy. The sub frame 22 is connected to the rear end of the rear frame 24. That is, the vehicle body frame F is formed by connecting a front frame 2 3, a rear frame 24, and a sub frame 22 in order from the front. In addition, see Figure 2 for a moment. The front fork 2 8 of the straddle front wheel WF is steerably supported on the front frame 2 3 and the head tube part mounted on the front end thereof. This paper size is in accordance with the Chinese Standards (CNS) A4 (210 X 297 mm). ^; 44241 9 Α7 ___ Β7 V. Description of the invention (4) 25. The lower end of the aforementioned front fork 2 8 is an axle arranged on the front wheel WF (please read the note on the back before filling this page) 3 1 before, and one end of the connecting rod 2 9 is connected to the lower end of the front fork 2 8 The other end of 29 is connected to the above-mentioned axle 31, and the front shock absorber 30 is arranged between the middle portion in the vertical direction of the front wheel fork 28 and the middle portion of the link 29. The steering handle 32 is connected to the upper end of the front fork 2 8. See Figure 3 and Figure 4 at a glance. A power pack P composed of an engine E disposed on the front side of the rear wheel WR and a stepless transmission M disposed on the left side of the rear wheel WR is supported by the middle portion of the rear frame 24 in the front-rear direction that can swing up and down. on. Engine E refers to, for example, a water-cooled single-cylinder 4-stroke engine, and its cylinders are arranged approximately horizontally in front of the vehicle body, while stepless transmission M refers to, for example, a belt type. The Ministry of Economic Affairs ’wisdom and time production and consumption are combined: the seal β rear wheel WR, the axle is supported on the rear of the power pack P, and the rear shock absorber unit 3 3 is arranged at the rear and front of the power pack P The rear of the frame 23 is between the rear frames 24. An air filter 3 4 * disposed on the upper side of the rear wheel WR is installed at the rear of the power pack P. The air filter 3 4 is connected to the engine E via a carburetor 35. In addition, an exhaust pipe 3 6 that can conduct exhaust gas from the engine E is extended from the engine E to the right side of the rear wheel WR. The exhaust pipe 36 is connected to the rear wheel WR. Exhaust muffler 3 7 on the right. Then, the tripod 3 8 is rotatably supported on the engine E, and the water tank 4 4 is disposed on the right side of the power group P. Figures 5 to 7 — 倂 See = front frame 23, head tube portion 25, and down frame portion 2 6 extends from the head tube portion 25 to the lower back, and this paper size applies the Chinese National Standard (CNS > A4 size (210 * 297 male * > 々 424 f 9 A7 _____B7__ 5. Description of the invention (5) left and right pair of bottom plate support frame portions 2 7 :, 2 72 are from the lower end of the downward frame portion 26 to Extend to the rear to make it integrally cast (please read the note on the back before filling in this page). The lower frame part 2 6 is formed with an open groove in front and below, and most of the grooves are arranged in the groove. The ribs 26a are integrally disposed on the downward frame portion 26, as shown in Fig. 8. The bottom plate support frame portions 27, 2 and 2 72, which are a pair of left and right, are formed to be open above them, respectively. It is groove-shaped and extends linearly. Then, the front end portions of the two bottom plate support frame portions 2 7 i and 2 72 are respectively disposed on both sides of the lower end of the downward frame portion 26, and the two bottom plate support frame portions 2 7 !, 2 7 2's front end portion > is a pair of curved portions 5 CM, 5 〇2, which bulges out from one of the front ends of the lower end of the downward frame portion 2 6 They are connected to both sides of the lower end of the downward frame portion 26. In addition, the two curved portions 50 :, 502 are also formed into a groove shape opened above them, and are opposite to each other at the two curved portions 50t, 502. Each of the inner portions is provided with a concave portion 51 having a concave shape.

The wisdom of the Ministry of Economic Affairs of the Ministry of Economics and Economics; dprint K In Figure 9, the ribs 52, 52 extending to the front and rear directions are respectively integrally arranged on the two bottom support frames 2 7 :, 2 72 on. In addition, a pair of drainage holes 53 and 53 are disposed on both sides of the rib 52 and are respectively disposed on the bottoms of the two floor support frames 2 7! And 2 72 to discharge the intrusion into the floor support frame 2. 7 !, 2 72 water. In addition, at the bottoms of the bent portions 50 ^ and 502, drainage holes 540 are also provided respectively. The rear end portions of the two bottom plate support frame portions 27: and 272 are formed upward. The reinforcing frame portions 5 5 ′, which are open in a substantially U-shape, are connected to each other as a whole. This paper size is applicable to 4 »China National Standards (CNS) A4 specifications (210 * 297 mm > 4424 1 9 A7 ----- B7 _ V. Description of the invention (6) Front connection plate inclined forward and downward Parts 5 6i, 5 62 are integrally arranged at the rear end portions of the two bottom plate support frame parts 2 7 ^, 2 72, and the bolt penetration holes 5 7, 5 7 _ 'are each provided in a pair with The front connecting plate portions 56 !, 562. Then, one side of the front connecting plate portion 56: 1 is provided with an axis parallel to the through hole 5 7... The recessed portion 5 8 is opened below the middle portion of the two bolt penetration holes 5 7 and _5 7, and on the other front connecting plate portion 5 6 2 so as to be parallel to the bolt penetration holes 5 7... The axis is provided with a pair of fitting recesses 58 and 58, and the opening is below the middle part of the two bolt through holes 57 and 57, as shown in FIG. 10》 FIG. 11 and FIG. The frame 24 and the frame main portion 24a are formed in a substantially U-shape in front when opened in a plan view, and the reinforced frame portion 2b is connected to both sides of the middle portion of the frame main portion 24a. Make it into It is integrated and basically cast and formed into a shape inclined backward and upward. The rear connecting plate portions 6 li and 6 12 inclined forward and downward are tied to the front connecting plate portions 5 6: 5 at the rear end of the front frame 23. The upper part 62 is overlapped from below, and is integrally arranged on both front ends of the main frame part 2 4 a of the rear frame 24. The rear connecting plate parts 6 1:, 6 1 2 are provided. Each pair of bolt through-holes 6 2 and 6 2 corresponds to the bolt through-holes 5 7 provided at the front connecting plate portions 5 and 5 62 of the front frame 23. At the rear of the other side On the connecting plate portion 61, a single fitting protruding portion 63 is provided with an axis parallel to the axis of the bolt through hole 6 2 ..., and the Chinese paper standard (CNS > A4 specification ( 210 * 297 mm) ------------ Shang --- (Please read the precautions on the back before filling in this page) I order ; a first Et .: psti 4424 彳 9 A7 B7 V. Description of the invention (7) The middle part of the bolt through hole 6 2, 6 2 protrudes upwards and is fitted to the above A fitting recessed portion 5 8 on the connecting plate portion 5 6 i is protruded, and a pair of fitting protruding portions 6 3 and 6 3 are provided on the other rear connecting plate portion 6 1 2 to pass through the bolts. The axis of the hole 6 2... Is parallel to the axis, and protrudes from the upper surface of the two bolt penetration holes 6 2, 6 2, and is fitted to a fitting provided on the front connecting plate portion 562. The recesses 58 and 58 are protruded, as shown in FIG. 13. The front connecting plate portions 5 6 i ·, 5 62, and the rear connecting portions which overlap on the front connecting plate portions 5 6 i, 5 62 from below. The plate portions 6 1 1, 6 12 are locked to each other by screwing the bolts 64, 64... And the nuts 6 5, 6 5... Through the bolt insertion holes 57, 57, 62, 62. Furthermore, when the front and rear connecting plate portions 56 !, 562, 6 1 ^, 6 1 2 are in the locked state, each of the fitting projections 6 3... Is fitted into each of the fitting recesses 5 8 ... Inside, and the majority of the three or more locations on the rear end of the floor support frame portions 2 7 :, 2 7 2 and the rear end of the rear frame 24 are in the three places. The protruding portions 6 3 ...... and the fitting recessed portions 5 8 ... are engaged to fit them. Furthermore, the front connecting plate portion 5 6 1 and the rear connecting plate portion 6 1 i, and the front connecting plate portion 5 6 2 and the rear connecting plate portion 6 1 2 are connected to the majority (a pair in this embodiment) of each of the bolts 6 4 and 6 4. The extension line L of at least one axis is at In this embodiment, the extension lines L of the axes of the bolts 6 4 and 6 4 are set to the upper end of the steering handle 3 2 which is supported by the head tube portion 25 to be steerably operated, and the front paper size is applicable to China. National Standards (CNS > A4 Specifications < 210 χ 297mm) (Please read the note on the back * ¥ item first and fill in this package · -.10 ^ A7 B7 • 44 ^ 4 1 9 V. Description of the invention (8) < first Read the notes on the back and fill out this page) Between the axles 1 of the wheel WF, as shown in Figure 1. Then, the fitting projections 6 3... And the fitting recesses 5 8 which are fitted to each other are arranged between a pair of bolts 6 4, 6 4 and have an axis parallel to the bolts 6 4... Therefore, the extension line of the axis of the fitting projections 6 3... And the fitting recesses 5 8... Also passes between the upper end of the steering handle 32 and the axle 31 of the front wheel WF. As for the engine E on the power pack P, The vibration-proof link 66 is supported on the rear frame 24 of the vehicle body frame F. The structure of the vibration-proof link 66 is described with reference to FIGS. 14 and 15. 66, one end of which is swingably connected to the left and right pair of engine side brackets 6 7 i, 6 7 2 and the engine side brackets 6 7], 6 72 The other end is swingably connected to the main frame portion 2 4 a of the rear frame 24 and is respectively connected to a pair of left and right links 6 8 1 and 6 arranged on the front side of the carburetor 3 5. 82, and a cross member 6 9 connecting the two links 6 8ι, 6 82, and a reinforcing frame portion 2 4 b of the rear frame 24, and has the above-mentioned link 6 8ι arranged on one side One pair of rubber stopper gear 7 0,7 1. The engine side brackets 6 7 :, 6 72 are arranged above the engine side brackets and are arranged on the engine E. On the engine side brackets 67! And 672, the mounting holes 72 and 72 are coaxially arranged, and The rubber bushings 73 and 73 are press-fitted into the mounting holes 7 2 and 7 2 and are cylindrical spacer sleeves 7 4 which are interposed between the two rubber bushings 73 and 73. It has a bolt head 7 5 a hooked to the outer side of a connecting rod 6 8 i, and is inserted into the rubber bush 7 3, 7 3 and the spacer sleeve 7 4, and the nut 8 4 _______ -11- ~ This paper size applies to Chinese national standards (CNS > A4 size (210 X 297 mm)

rV% 1 ΐ L · Ρ A7 B7 5. Description of the invention (9), it has the outer side of the connecting rod 6 8 2 hooked on the other side and screwed to the bolt 7 5 of the connecting rod 6 82 on the other side. On the protrusion. That is, the screw inspection 7 5 is connected to one end of the two connecting rods 6 8 :, 6 82 and is arranged horizontally, and is supported by the engine-side bracket 6 71, 6 through the rubber bush 7 3, 7 3. 7 2 on. The support holes 76 and 76 are coaxially arranged on both sides of the middle portion of the main frame portion 24a of the rear frame 24. Rubber bushes 77 and 77 are pressed into the support holes 76 and 76. Then, the bolt 78. is arranged on the other ends of the two connecting rods 6 8ι and 6 82 so as to be parallel to the bolt 75 and is rotatably supported by the rubber bushings 7 7 and 7 7. Above the main frame part 2 4 a》 · In one of the connecting rods 6 8 :, a box-shaped rubber support part 7 9 is arranged on a straight line connecting the axes of the bolts 7 5 and the bolts 7 8. At the front side, the stopper surface 81 is a stopper rubber member 70 attached to the rubber support portion 79, and is formed on the reinforcing frame portion 24b of the rear frame 24. In the above-mentioned link 68 :, the box-shaped rubber support portion 80 is arranged at the rear side of a straight line that connects the axes of the bolt 75 and the bolt 78, and the stop surface 8 2. The stopper rubber member 71 attached to the rubber support portion 80 is blocked, and the lower surface of the reinforcing frame portion 2 4 b is formed. The cross members 6 9 connecting the two links 6 8! And 6 8s are formed in a generally U-shape opening downward, and the above-mentioned carburetor is arranged on the rear side of the link 6 8: 3 5, and the intake pipe connected to the engine E 8 3 and configured "This paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) -------- ----- 装 --- (please read "Notes on the back side and then fill out this page) · 'Order., 19. A7 44 ^ 4 1 9 B7 V. Description of the invention (1〇) In the vibrating link 66, the load from the engine Em of the power pack P to the bolt 75 is absorbed by the elastic deformation of the rubber bush 7 3, 7 3, and the rubber members 7 0, 7 are grooved at the same time. 1 is absorbed by the elastic deformation generated when being pressed against the abutment surfaces 8 1 and 8 2, and the elastic deformation of the rubber bush 7 7 is also absorbed. On the main frame 21 of the vehicle body frame F, an upper end portion of a rear suspension unit 33 whose lower end portion is connected to the power pack P is attached. The mounting structure of the upper end portion of the rear suspension unit 3 3 and the main frame 21 will be described with reference to FIGS. 16 to 18. The suspension side bracket 86 is formed to be generally open upward. U-shaped, and is arranged at the upper end of the rear shock absorber unit 3 3. On the other hand, in the rear portion of the main frame 21, which is the main frame portion 2 4a which is the main portion of the rear frame 24, an opening portion 8 7 is used to insert the above-mentioned shock absorber side bracket 86, and It is arranged at a position corresponding to the rear suspension unit 33. Furthermore, the shock absorber mounting portion 8 8 is raised above the main frame portion 2 4 a across the opening portion 87 and is integrally disposed on the main frame portion 2 4 a. The bracket 8 6 is arranged on the side of the shock absorber mounting portion 8 8. The rubber bushing 90 is press-fitted into a mounting hole 8 9 provided on the shock mount mounting portion 8 8, and the bolt 9 1 penetrating the rubber bushing 90 is locked on the shock absorber side. The bracket 8 6 «that is, the suspension-side bracket 8 6 is mounted on the suspension mounting portion 8 8 via a rubber bush 90. In Fig. 19 and Fig. 20, the sub-frame 22 is formed by processing a gold tube, and has: a frame portion 92, which is formed in a plan view _--This paper size applies the Chinese National Standard (CNS) A4 size (210 X 297 mm) ----------- Γ-equipment—— (please «read the note on the back before filling this page) • I order * Ministry of Economic Affairs笱 贝 X. Consumption combination A7 ___ Β7 ___ V. Description of the invention (11) It is generally U-shaped with the front open; the uprights 9 3, 9 3 are extended up and down to weld the middle; 9 4 , While one end is welded to the lower end of the upright portion 9 3, 9 3, the other end is welded to the frame portion 9 2 and the like: and the sub-frame 22 is also extended to the front and rear of the main frame 21 The center line of the direction forms left-right symmetry. Bolt through-holes 9 7 .. · are arranged at the lower ends of each of the upright portions 9 3, 9 3, and one end of the reinforced portions 9 4, 9 4 that overlap the lower ends of these upright portions 9 3, 9 3 On the part, the bolt through-holes 9 8... Are arranged on the middle part of each of the reinforcing parts 9 4 and 9 4. On the other hand, the pair of wheel valley portions 99 ′ 99 corresponding to the two bolt through-holes 9 7... And the pair of wheel valley portions 100, 100 corresponding to the two-bolt through holes 98... The upper part of the main frame part 2 4 a is integrally arranged on the main frame part 2 4 a of the rear frame 24, and the sub frame 2 2 is connected by bolts 1 0 1 ... and nuts 1 0 2 ... It is installed on each of the above-mentioned round killing units 9 9, 9 9, 100, 100. In addition, the hub portions 99, 100 disposed on the left side of the frame main portion 24a are disposed at positions corresponding to the connecting portions of the frame main portion 2 4a on the shock absorber mounting portion 88, and the sub-frame 22, It is attached to the shock absorber mounting portion 88 at a position corresponding to the connecting portion of the frame main portion 24a, and is connected to the frame main portion 24a. A storage box 39 capable of accommodating a helmet and the like is disposed above the engine E and the carburetor 35, and is supported on the rear frame 24 and the sub-frame 22. A pair of feet 105 and 106 protruding downward are provided at the lower end of the storage box 39 in a forward position, as shown in FIG. 15. On the other hand, this paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) — — — — — — — — — — ΙΪΓ Ι * I {Please read the precautions on the back before filling this page) I Order · -4- Ministry of Hydrocarbons, Wisdom, 4¾, B, X, Consumption, Dallas, No. 14-> 442419 A7 B7 Suo Jiqiu if Huicai ％% τ. Ά ϋ = Ρ 5. Description of the Invention (12) The support recesses 107 and 108 respectively receive the above-mentioned foot portions 105 and 106 and are disposed on the upper surface of the main frame portion 24a of the rear frame 24 to support the foot portions 105 and 106 received by the recesses 107 and 108. The bolts 109 and 109 and the nuts 110 and 110 are connected to the frame main portion 24a of the rear frame 24. Then, the bottom portion of the reinforced frame portion 2 4b and the storage box 39 is formed so as to be inclined downward toward the right toward the driving direction of the Sukoda vehicle, so as to avoid being located under the 2 4 b and 39. The arranged intake pipe 83 and the carburetor 35 are in contact with each other. In addition, the flat mounting plate portions 1 1 1 are respectively arranged on the upper ends of the two standing portions 9 3... Of the sub-frame 2 2, and the nuts 1 1 2 are respectively welded to the respective mounting plate portions 1 1 1 .. .on. The rear end 'of the storage box 39 is placed on the mounting plate portions 1 1 1 ..., and is fastened by bolts 113 (see FIG. 1) which are respectively screwed to nuts 112 ..., and is mounted on On the sub-frame 2 2. As described above, the storage box 3 9 ′ is attached above the engine E and the carburetor 35, and is supported on the rear frame 24 and the sub-frame 22. In addition, the cross member 6 9 ′ of the vibration-proof link 6 6 is It is arranged between the storage box 39 and the engine E. On the rear side of the storage box 39, the fuel tank 40 is supported on the sub-frame 22 described above. The mounting plate 1 1 4 is welded on the rear end of the frame portion 92 of the sub-frame 2 2 to support the fuel tank 40. The mounting plate 1 15 1 1 1 5 ′ is welded on both sides of the middle portion of the frame portion 9 2 . A pair of nuts 1 16 and 1 16 are welded to the above-mentioned mounting plates 1 15 and 1 15. This paper size is applicable to the national standard for medium and difficult sleep (CNS > A4 specifications (210 X 297 male a > -------- ---- Γ Installation— < Please read the notes on the back before filling this page) —Order. Γ 4424 1 9 Α7 Β7 V. In the description of the invention (13), the nuts 1 1 7 are welded separately On the above mounting plates 1 1 5 and 1 1 15. Then, the rear portion of the fuel tank 40 arranged in the frame portion 92 is bolted to the two nuts 1 16 and 1 16 by bolts 1 1 8. ..... (see Figures 1 and 2) are supported on the above-mentioned mounting plate 114, and both sides of the fuel tank 40 are bolts 1 screwed to the nuts 1 1 7 ... 1 9 ... (see Figures 1 and 2) Supported on the above mounting plates 1 1 5, 1 1 5-The body frame F is covered by a synthetic resin body cover 4, which is covered by the body cover 1 The system includes: foot protection cover 4 1 a, which can cover the front of the driver's feet: a foot plate 4 1 b, which is used for placing the foot of the driver; a lower cover 41c, which covers the foot plate 41B. The side cover 41d covers the rear of the car body from both sides. The approximate parts of the storage box 39 supported on the rear frame 24 and the sub-frame 22, and the fuel tank 40 supported on the sub-frame 22 are covered by the above-mentioned side cover 4 1 d. The seat 42 that covers the storage box 39 is installed on the upper side of the side cover 41d so as to be openable and closable. The fuel tank cover 40a included in the fuel tank 40 is upward from the upper portion of the side cover 41d. Place it in a protruding position. Pay special attention to Figure 2. The mounting plate section 4.5 is placed on the back of the head pipe section 25 with a gap and opposed to each other, and is integrally arranged on the head pipe section 25. The back part of the nut supporting member 46 is formed in a generally U-shape open below, and is fitted to the mounting plate part 4 5 from above. Further, it is arranged on the back of the head pipe part 25 and The nuts 47 between the mounting plate parts 4 and 5 are welded to the nut supporting members 46. On the other hand, this paper size applies to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) I ---- -------- Install --- (Please read the precautions on the back before filling in this page) r Order · 442 41 9 A7 B7 I --- 5. Description of the invention (14) (Please read it first Back Note the f item, fill in this page again) The hook 4 8 that can be used to hang shopping bags is connected to the part corresponding to the above-mentioned mounting plate portion 4 5 of the foot cover 4 1 a of the car body cover 1, and The screw member 49 'is inserted into the hook 48, the foot guard 41a, the nut supporting member 46, and the mounting plate portion 45, and is hooked to the hook 48, and is also screwed to the nut 47. In Figs. 21 to 23, a pair of floor support plates 121, 122 are left across between the two floor support frame portions 27, 2, 72 of the front frame 23, and spaced forward and backward. Bolt through-holes 123 and 123 are arranged in the front part of the two base support frames 2 7! And 2 72, and nut-shaped support plates 1 2 5 and 1 2 5 which are generally U-shaped are welded with The nuts 124 and 124 corresponding to the bolt penetration holes 123 and 123 are fitted to the bottom plate support frame portions 27i and 27a from the sides. Then, both end portions in the longitudinal direction of the bottom plate support plate 1 2 1 and both end portions of the forward portion of the bottom plate 4 1 b are placed on the nut support plates 125 and 125, and the bottom plate 4 1 b The bottom plate support plates 1 2 1 and the lower cover support plates 1 2 6 and 126 are fastened to the bottom plate support frames 27i and 272 by screwing bolts 127 and 127 to the nut support plates 125 and 125 together. Further, the recesses 128 and 128 of the heads of the bolts 127 and 127 can be accommodated so as to prevent the heads of the bolts 127 and 127 from protruding above them, and are arranged on the foot base 4 1 b. The raised portion 1 2 1 a bulging upward is arranged on the central portion of the base plate support plate 1 2 1 in the longitudinal direction, and the center of the front end of the foot base plate 4 1 b is connected to the foot cover 4 1 a. The lower end is commonly supported by the paper size of the above-mentioned bulging part, which is applicable to the Shenyang 0 standard (CNS) A4 specification (210 X 297 mm) Γ '4424 t 9 A7 B7 V. Description of the invention (15) 1 2 1 a to support. Both ends of the bottom plate 1 2 2 in the length direction support the bottom plate 4 1 b from the bottom together with the bottom plate 1 2 1 and have the same structure as the above-mentioned bottom plate 1 2 1 The bolts 1 2 9 and 1 2 9 are fastened together with the foot plate 4 1 b to the bottom plate support frame portions 27! And 27a, and the recesses 130 and 130 that accommodate the heads of the bolts 129 and 129 are arranged in Place it on the bottom plate 41b. Then, the bolt through-holes 140 allow the bolts 129 and 129 to pass through, and are arranged at the rearward portions of the bottom plate support frame portions 2 7ί and 2 72. The lower cover 4 1 c is configured by covering the two bottom support frame portions 2 7 :, 2 72 of the front frame 23 from below, and bolts 1 3 1 ... and nuts 1 3 2 ... It is connected to the lower cover support plates 1 2 6 and 1 2 6. The storage box 1 3 3 is opened in the upper part and has a box shape, and is arranged between the above-mentioned bottom plate support frame parts 2 7 i and 2 72. The support tabs 133a and 133b protruding from the two bottom support frame portions 27i and 272 are integrally disposed on the lid storage box 1 3 3, and are disposed on the outer ends of the support tabs 133a and 133b. The bolts pass through the holes 134 and sr r only. (Please read the “Precautions on the back side before filling out this page”) 1 3 5, which is supported by the upper edges of the inner sides of the two base support brackets 27i, 2 72. Furthermore, the support crotch portion 1 3 3 c is placed on the upper surface of the lower portion of the downward frame portion 2 6 and is integrally disposed at the upper end portion of the storage box 1 3 3 and is inserted into the support crotch portion. 1 3 3 c, and at the same time, the supporting crotch portion 1 3 3 c is also a bolt 1 3 5 which is arranged on the lower portion of the downward frame portion 26 and is inserted into the bolt through hole 1 3 4 And screwed on this paper standard applicable to China National Standard (CNS) A4 (210 X 297 male a) 4424 1 9 A7 B7 V. Description of the invention (16) Bolt 1 3 5 Nut 1 3 6 connected to the The lower part of the lower frame part 26. Furthermore, the support cymbal part 133d is placed in the widthwise central part of the reinforcement frame part 55, and is integrally disposed at the lower part of the rear end of the storage box 1 3 3, and is inserted again. Passing on the supporting crotch portion 1 3 3 d, at the same time, the supporting crotch portion 1 3 3 d is also arranged on the central portion in the width direction of the reinforcing frame portion 5 5 and is inserted into the bolt 1 3 7 The bolt 1 3 8 and the nut 1 3 9 screwed to the bolt 1 3 8 are connected to the widthwise central portion of the reinforcing frame portion 5 5-the battery 1 4 3, which are stored in the storage box 1 3 3 before Part of the party. The battery 143 is fixed in the storage box 133 by hooking both ends of the belt 1 4 6 of the battery 143 to the hooks 144 and 145 with the battery 1 4 3 back and forth. The cooling water auxiliary container 1 4 7 is fixedly arranged in the storage box 1 3 3 at a rear side than the battery 1 4 3. The opening 1 4 8 is arranged at a position corresponding to the storage box 1 3 3 and is the central part of the foot plate 4 1 b. The opening 1 4 8 | is also connected by using a screw member 1 50 The cover 1 4 9 can be closed by being openable and closable, and the upper surface of the cover 1 4 9 in the closed state is flat with the upper surface of the foot base 4 1 b. Secondly, the function of this embodiment will be described. The body frame F of the Sukhta vehicle is formed by connecting the front frame 2 3, the rear frame 24, and the sub-frame 22 to each other. Frame 2 3.

1Q This paper uses Chinese and Western Standards (CNS) A4 (210 X 297 mm). -------- I ___ 'f— Good ___ c Please read the notes on the back before filling this page) R order. Acid Qi SP cautious discussion tlptKx. Yuji Η 9 A7 B7 V. Description of the invention (17) (Please read the note on the back before filling this page) At least one of 2 4 and 2 2 ， It is formed by inlaying, in this embodiment, the rear frame 24 and the rear frame 24. Therefore, any one of the front frame 23 or the rear. The frame 24 is formed, that is, the vehicle body. A part of the frame is changed and used together on a multi-model two-wheeled auto of different models to reduce the design and manufacturing cost of the car body caused by the model change. Moreover, in this embodiment, since each of the frames 2 3, 24, and 22 can be modularized, the parts of each frame 23, 24, and 22 can be separately installed, and each of the three modules after the installation is completed is installed. The assembly of the Sukheda vehicle can therefore improve the efficiency of the assembly operation of the Sukheda vehicle. In addition, the front frame 23 is formed by integrally inserting the head pipe portion 25, the downward frame portion 26, and the bottom plate support frame portions 2, 2 72 into a shape, and the cast rear frame 2 4 is formed. The sub-frame 2 2 which is connected to the rear end of the above-mentioned floor support frame portions 2 and 2 72 and processed with metal pipes is connected to the rear end of the rear frame 24. Therefore, the design and manufacturing costs are not required. The added sub-frame 22 can easily cope with the change of the model by processing the metal pipe.

Nuanji SP Huishi i. With I · 消 t η Et = P When the left and right pair of floor support frames 2 7 !, 2 72 ′ and the rear frame 24 which the front frame 23 has are connected, The rear connecting plate portions 6 1:, 6 12 ′ are arranged on the front end of the rear frame 2 4 and overlap the front connecting plate portions 5 6:, 5 62, and are connected to the rear end of the rear frame 24. The front connecting plate portions 5 6 i and 5 62 are provided, and the front connecting plate portions 5 and 5 62 and the rear connecting plate portions 6 li and 6 12 are formed obliquely forward and downward, as shown in FIG. 24 (a ) "Therefore _ -9Π ._ This paper size is applicable to China® Home Standard (CNS) A4 specification (210 X 297 male *) 4424 ί 9 Α7 Β7 V. Description of the invention (18) (Please read the note on the back first Please fill in this page again for details), on the projection view of the head tube section 25 parallel to the two front connecting plate sections 56 :, 56a, 61m, and 6I2 and the above-mentioned connection surface, the connecting plate sections 5 6 i, 5 62, The connecting surfaces of 6 1 i and 6 12 are arranged closer to the head pipe portion 25, as shown in FIG. 24 (b). Then, as shown in FIG. 24 | Even when the rear connection plate portions 6 1 i, 6 12 on the rear frame 24 side are mounted on the front connection plate portions 56x, '562 of the front frame 23, the installation error occurs, and the head The position of the pipe section 25 is shifted in an oblique direction with respect to the widthwise centerline C of the rear frame 24, and the position of the head pipe section 25 with respect to the widthwise centerline C of the rear frame 24 may be shifted by 5 Both i and d2 are controlled within a small range, and the positioning accuracy of the front wheels WF and the rear wheels WR to the vehicle body can even be improved. Also, the front connecting plate portion 5 6 1 and the rear connecting plate portion 6 1:, and The front connecting plate portion 5 6a and the rear connecting plate portion 6 1 2 make the extension line L of at least one axis of the pair of bolts 6 4 and 6 4 to which they are respectively connected, which in this embodiment is The extension lines L of the axes of the pair of bolts 64, 64 are set between the upper end of the steering handle 32, which is rotatably supported by the head pipe portion 25, and the axle 31 of the front wheel WF. Therefore, the above-mentioned connection surface is arranged near the head pipe portion 25, even when the rear frame 24 is mounted on the front frame. The installation error occurs when the frame 23 is 3, and the offset amount of the head tube portion 25 with respect to the widthwise centerline C of the rear frame 24 can be controlled within a small range. On the other hand, as shown in FIG. 25 (a), if the connecting surface on the rear end of the front frame 23 and the front end of the rear frame 24 is not forward and downward, it is generally horizontal, and The rear and rear of the front frame 2 3 _______- 0Λ -__ This paper size is applicable to China Standard for Household Standards (CNS) A4 (210 X 297 mm) 4424 1 9 A7 _B7 ____ 5. Description of the invention (19) < Please read the precautions on the back before filling this page.) The connecting surface of the front end of the frame 2 4 is parallel to the head tube portion 25 and the projection of the above connection surface. The above connection surface is arranged on the head tube portion 2 5 If the installation error occurs when the rear frame 24 is mounted on the front frame 23, it will cause a displacement of the position of the head tube portion 25 with respect to the center line C of the width direction of the rear frame 24. < 5 !, 52 will increase, as shown in Figure 25 (b). '' In addition, since the rear connecting plate portions 6 1 i and 6 1 2 are superimposed on the front connecting plate portions 5 6 i and 5 62 from below, they are above the rear ends of the bottom plate supporting frame portions 2 7 :, 2 72 There is no need to secure space for the rear frame 24 to be configured. Therefore, the footrest bottom plate 41b can be arranged above the rear end of the baseplate support frame portions 2 7! And 2 72, so that the space of the footrest bottom plate 4 lb can be set larger. Furthermore, the fitting recess 5 8 .. It is arranged on the rear end of the bottom plate support frame portions 2 7 ^, 2 72, and the fitting projections 6 3... That are fitted into the above-mentioned fitting recesses 5 8 are provided on the rear frame 24. At the front end, therefore, the mounting accuracy when the front frame 23 and the rear frame 24 are connected and mounted to each other can be improved. Furthermore, there are three or more locations in the connection portion between the rear end of the bottom plate support frame portions 27! And 272 and the front end of the rear frame 24, and in this embodiment, fitting recesses 5 are provided at three locations. … And the fitting projections 6 3, so that the mounting accuracy between the front frame 23 and the rear frame 24 can be improved. * In the front frame 23, the lower frame portion 2 6 is formed. In order to open the front and bottom grooves, it is not necessary to reduce the _! __. 〇〇._ of the lower frame section 26. This paper size is applicable to the Chinese Standard for Household Standards (CNS) A4 (210 X 297 mm) 442419 A7 B7 V. Description of the invention (20) The cross-sectional area allows the front wheel WF to be arranged close to the downward frame portion 26 to avoid mutual contact between the front wheel WF and the downward frame portion 26. It can fully ensure the space of the footboard 4 1 b, and can even shorten the track. In addition, since the pair of floor support frame portions 2 7 ^ and 2 72 are respectively formed into open grooves above them, external forces generated on the vehicle body frame F * can make the floor support frame portion 2 2 and 2 72 are flexibly bent to change the area of their upper openings to improve the riding comfort. Moreover, the ribs 5 2 extending to the front-rear direction are respectively arranged on the floor support frames 2 7! And 2 7a. , The bottom plate supporting frame portions 2 7 :, 2 7 2 can be flexibly bent due to external force, and the rigidity of the bottom plate supporting frame portions 2 7 !, 2 7s can be prevented from being extremely reduced. Furthermore, since the front end portions of the bottom plate support frame portions 27i and 272 are respectively arranged on both sides of the lower end of the down frame portion 26, the foot bottom plate 4 1b is arranged at the lower end of the down frame portion 26. On the rain side, there is no need to increase the track length, and the front side on the foot bottom plate 4 1 b can ensure sufficient space. Moreover, the front end portions of the floor support frame portions 2 and 2 72 are provided by

One pair of curved portions 50 :: 50, which bulge forward toward the lower end of the downward frame portion 26, are respectively connected to both sides of the lower end of the downward frame portion 26, so regardless of the linear shape The front end portions of the pair of bottom plate support frame portions 2 7 ^ and 2 72 are respectively arranged, and the connection portion of the lower frame portion 26 and the two bottom plate support frame portions 27! And 272 is also to make the two bent portions 50J. This paper size is in accordance with China National Standard (CNS) A4 (210 X 297 mm) < Please read the precautions on the back before filling in this page) Packing • 5J ·

The Intellectual Property Bureau of the Ministry of Economic Affairs, the Ministry of Economic Affairs, the Ministry of Economic Affairs, and the Industrial Cooperation Co., Ltd. K 442 4 1 9 Α7 ______ Β7 Γ ~ One 丨 Fifth, the description of the invention (21) and 502 bulge forward, and the strength of the above-mentioned connecting portion can be fully improved 〇 In addition, the front wheels WF are provided on the recessed portions 5 1... Which are respectively disposed on the inner side opposite to the two curved portions 50 :, 502, and the distance between the front wheels WF and the front wheels WF is ensured. It is disposed close to the curved portion 50i, 502. Therefore, the front end portions of the two bottom plate support frame portions 27m and 272 are connected to the downward frame portion 2 through the curved portions 50! And 502. 6 on to avoid increasing the track. A pair of left and right engine-side brackets 6 and 6 72 disposed on the left and right sides of the engine E and a body frame F are mounted on a vibration-proof link 66 supporting the engine E of the power pack P in a swingable manner to the body frame F. The cross member 6 9 connected between the pair of left and right links 6 and 6 82 that can be swingably connected is formed in a generally U-shape opening below, and is arranged on the link 6 8 i, 6 8 2 The carburetor 3 5 on the rear side and the intake pipe 8 3 connected between the engine E are straddled over the intake pipe 8 3 and are positioned more forward than the two connecting rods 6 8: and 6 82. Cross member 6 9. Therefore, * the above design is more free in the layout of the carburetor 35 compared to the form in which the carburetor 35 is disposed on the rear side than the two links 6 and 6 82. The engine E is a four-stroke engine and is disposed approximately horizontally. The cross member 6 9 is disposed below the seat 4 2 and the storage box 39 and the engine are attached to the body frame F. Between E, to avoid contact with the storage box 39, and to ensure the free movement of the cross member 69, the height of the seat 42 can be prevented from increasing. In addition, the opening 8 7 is the upper end of the rear shock absorber unit 3 3 (please read the “Cautions on the back side before filling this page”) This paper size is applicable to China National Standard (CNS) A4 (210 X 297 mm) .-r 4424 1 9 A7 B7 V. Description of the invention (22) (Please read the note on the back * ^ before filling this page) The shock-absorbing bracket 8 6 has been inserted, and It is arranged on the frame main part 2 4 a which is the main part on the rear part of the main frame 21 of the vehicle body frame F, and the shock absorber mounting part 8 8 is bulged to the frame main part over the frame opening part 8 7. The part 2 4 a is further above, and is arranged on the main frame part 2 4 a, and the shock absorber side bracket 8 6 is mounted on the shock absorber mounting part 8 8. Therefore, the shock absorber side bracket can be mounted. The frame 8 6 is set to a higher position, and the stroke of the rear shock absorber unit 3 3 is increased to improve riding comfort. Moreover, the sub frame 22 and the main frame 21 together form a body frame F, and are connected to The position on the main frame 21 corresponding to the connection portion of the frame main portion 2 4 a of the shock absorber mounting portion 8 8, so that the sub frame 22 can be used to lift up from the frame main portion 2 4 a The strength of the shock absorber mounting portion 8 8. As described above, although the embodiments of the present invention are described in detail, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the invention described in the scope of the patent application. The effect of the present invention is that the intellectual property of the Ministry of Economics and the employee's consumption are compatible; d,: ps As described above, according to the invention described in the first patent application scope, the shock absorber side bracket provided at the upper end of the rear shock absorber unit, Can be set to a higher position • Increase the travel of the rear shock absorber to improve driver comfort. In addition, according to the invention described in the second patent application scope, the strength of the suspension mounting portion bulged from the main portion of the frame can be enhanced by the sub-frame. This paper size applies to the Chinese National Standard (CNS) A4 (210 X 297 mm) A7 B7 V. Description of the invention (23) Brief description of the drawings Figure 1 is a side view of a Sukoda vehicle. FIG. 2 is an enlarged side view of a front portion of a speed keda vehicle. FIG. FIG. 3 is an enlarged side view of a rear portion of the Sukoda vehicle. Fig. 4 is an arrow view in Fig. 3 when the storage box and the fuel tank are omitted. Fig. 5 is an arrow view when the front frame and the rear frame are separated from each other. Fig. 6 is an enlarged side view of the front frame. FIG. 7 is an arrow view of FIG. 6. FIG. 8 is an enlarged sectional view taken along line 8-8 in FIG. 6. FIG. FIG. 9 is an enlarged sectional view taken along line 9-9 in FIG. 7. FIG. 10 is an enlarged cross-sectional view taken along line 10-10 in FIG. 7. Figure 11 is an enlarged side view of the rear frame. FIG. 12 is a view of arrow 12 in FIG. 11. FIG. 13 is an enlarged sectional view taken along line 1 3-1 3 in FIG. 12. Fig. 14 is a side view showing a part of a rocking support portion of an engine in a vehicle body frame. Fig. 15 is a sectional view taken along line 15-15 in Fig. 14. Fig. 16 is a side view showing a mounting portion of the shock absorber unit after being mounted on a vehicle body frame. Fig. 17 is a sectional view taken along the line 17-17 in Fig. 16. Figure 18 is a cross-sectional view taken along line 18—18 in Figure 17 * This paper size is applicable to China National Standard (CNS) A4 (210 X 297 mm) I ----------! Dun- -< Please read the note on the back before filling in this page) τOrder · 98-4424 1 t »A7 B7 V. Description of the invention (24) Figure 19 is a side view of the sub frame. FIG. 20 is a view of the arrow 20 in FIG. 19. FIG. 21 is a view of the arrow 21 in FIG. 1. 22 is a sectional view taken along the line 22-22 in FIG. 21. FIG. 23 is a sectional view taken along line 2 3-2 3 in FIG. 2. Fig. 24 is for explaining the uneven position of the head pipe part of the centerline of the rear frame. (A) is a side view of the main frame, and (b) is a view of the arrow B in (a). "Fig. 25 is When the connecting surface between the front frame and the rear frame is substantially horizontal, (a) is a side view of the main frame, and (b) is a view of arrow B in (a), corresponding to the drawing of FIG. 24. Simple description of the component symbols (please read the “Notes on the back side and then fill out this page”), i.e. wisdom i. I. # 咋 ϋ 2 1 main frame 2 2 sub frame 2 4 a main frame 3 3 rear shock absorber unit 8 6 Shock absorber side bracket 8 8 Shock absorber mounting part 8 7 Opening F Body frame P Power pack WR rear wheel, 97-This paper size applies to Zhongyuan 0 Home Standard (CNS) A4 (210 X 297) Mm)

Claims (1)

A8B8C8D8, 4424 1 9 VI. Application for Patent Scope 1. The installation structure of a rear avoidance unit of a Scooter type vehicle is aimed at the power group (P) which can be supported on the main frame (2 1) in a swingable manner on the shaft. At the same time as supporting the rear wheel (WR), the lower end portion of the rear shock unit (3 3) is also connected, and the shock absorber side bracket provided at the upper end of the above rear shock unit (3 3) (86), which is a Scooter vehicle mounted on a shock absorber mounting portion (8 8) that is a main frame portion (2 4 a) that is a main portion of the rear portion of the main frame (2 1), It is characterized in that the opening (87) through which the shock absorber side bracket (86) penetrates is arranged on the main frame part (2.4a), and the shock absorber mounting part (8 8) is used to cross the frame. The opening part (87) is raised above the main frame part (24a), and is arranged on the main frame part (24a). 2. As described in the first patent application scope The installation structure of the rear suspension unit of the vehicle is characterized in that it forms a sub frame (22) of the vehicle body frame (F) together with the above main frame (2 1). The mounting portion (8 8) is installed at the corresponding position of the connection portion of the frame main portion (2 4 a), and is connected to the frame main portion (24a). • J 1 !!! 1 · Installation i I (Please read the precautions on the back before filling this page)-Line 'Printed on paper standards of the Ministry of Economic Affairs, Intellectual Property Bureau, Consumer Cooperatives, this paper applies Chinese National Standard (CNS) A4 specifications ( 210 * 297 mm) -28-