JP4359233B2 - Vehicle bumper - Google Patents

Description

  The present invention relates to a vehicle bumper that can protect a vehicle body.

As a bumper for a vehicle, a pipe provided with a pipe or the like around the vehicle body in order to protect the vehicle body of a low-floor type vehicle (motorcycle) has been put into practical use.
A practical vehicular bumper was practically sufficient if members for protecting the car body were arranged at important points on both sides of the car body when the car body fell down.

As such a vehicle bumper, there is known a vehicle bumper provided with a member for protecting the vehicle body around the vehicle body cover (see, for example, Patent Document 1).
Japanese Utility Model Publication No. 63-2687 (2nd page, Fig. 1-2)

  A conventional vehicle bumper is a low-floor type vehicle having a leg space between a handle and a seat, and a vehicle body protection member (bumper) is provided so as to cover the outer edge of the vehicle body cover. A front bumper along the front shape of the vehicle body cover, a side bumper along the side surface shape of the vehicle body cover, and a rear bumper along the rear shape of the cover.

However, the conventional vehicle bumper is only provided with a vehicle body protection member (bumper) so as to cover the outer edge of the vehicle body cover. The bumper is not rigid enough.
Further, since the vehicle bumper is provided with a vehicle body protection member (bumper) so as to cover the outer edge of the vehicle body cover, it does not protect the entire surface of the vehicle body cover.

  That is, a bumper for a vehicle that can secure the rigidity of the bumper that can protect the entire vehicle body and that can protect the entire surface of the vehicle body cover is desired. For example, when the vehicle is used for a training vehicle or the like, a vehicle bumper that secures the rigidity of the bumper and protects the entire surface of the vehicle body cover is particularly necessary.

  An object of the present invention is to provide a vehicle bumper that can secure the rigidity of the bumper and efficiently protect the entire surface of the body cover (body cover).

The invention of a vehicle bumper according to claim 1 is a low-floor type vehicle having a foothole space between a handle and a seat, wherein down pipes are extended downward from the head pipe, and the down pipe and the head pipe are connected to the front part. covered with a body cover, fitted with a low floor type footrest behind the front body cover, in a vehicle provided with a front bumper to protect the vehicle body toward the front and the outer side in the vehicle width direction of the footrest, front The bumper is attached to the hanging portion of the down pipe and is attached in the vicinity of the bent portion of the down pipe connected to the footrest portion.

For example, when providing a front bumper for a training vehicle, it is required to secure the rigidity of the front bumper and efficiently protect the entire surface of the vehicle body cover.

That is, the front bumper, is attached to the suspended portion of the down pipe, by mounting the bent portion near the down pipe leading to the footrests, since would attach relatively high rigidity portion of the body frame, before the rigidity of the parts bumper can be secured.
Further, by attaching the front bumper to the hanging portion of the down pipe and the vicinity of the bent portion of the down pipe connected to the footrest portion, it is possible to protect the front body cover and parts around the front body cover.

The invention of the vehicle bumper according to claim 2 is a low-floor type vehicle having a foothole space between the handle and the seat, wherein the upper pipe and the down pipe are extended downward from the head pipe, and the upper pipe, the down pipe and the head. A vehicle in which a pipe is covered with a front body cover, a low floor type footrest is attached to the rear of the front body cover, and a front bumper is provided to protect the vehicle body in front of the footrest and outward of the vehicle width. in, it is attached at least one portion of the front bumper to the down pipe, characterized in that fitted at least one other location of the front bumper to the upper pipe.

Is attached at least one portion of the front bumper to the down pipe, by attaching at least one other location of the front bumper to the upper pipes, it can be attached to the front bumper firmly.

According to a third aspect of the present invention, a plurality of through holes into which the front bumper is inserted are formed in the front body cover, and the front bumper extends forward of the front through hole among these through holes. It is characterized by.
The front bumper to form a difference writing plurality of through-holes in the front body cover, by extending the front bumper to the front than the through hole of the foremost part of these through-holes, before the low-floor type vehicle The parts around the front body cover and front body cover can be protected.

The invention according to claim 4 is characterized in that the front bumper is disposed on the left and right sides of the vehicle body, and includes a connecting member for connecting the left and right front bumpers in the vicinity of the bent portion.
By arranging the front bumpers on the left and right sides of the vehicle body and connecting members for connecting the left and right front bumpers in the vicinity of the bent portion, it is possible to improve the rigidity without directly damaging the vehicle body.

  The invention according to claim 5 includes a front body cover, a front cowl portion, left and right leg shield portions extending left and right downward from the front cowl portion, and left and right footrest portions formed behind these leg shield portions. And a tunnel part formed in a tunnel shape at the center of the footrest part, and an under cover part covering the lower part of the footrest part, and one of the plurality of through holes is changed from the tunnel part to the leg shield part. It is provided on the continuous side surface, and another one of the plurality of through holes is provided in the under cover portion.

  Front body covers such as front cowl and floor skirts are provided by providing one of the multiple through holes on the side surface that leads from the tunnel part to the leg shield part and the other through hole in the under cover part. Can be protected in a wide range of.

In the invention of the vehicle bumper according to the sixth aspect, the upper pipe and the down pipe are extended downward from the head pipe above the down frame, and the upper pipe and the down pipe are connected by an under frame portion. supporting give a rest portion, the rising portion launched obliquely upward to the rear of the under frame portion is provided, characterized in that provided in that a central portion bumper to the rising portion.

The center bumper can be formed in a relatively compact manner by providing a rising portion that rises obliquely upward at the rear of the underframe portion and providing a central bumper at the rising portion.

In the invention according to claim 7, the central bumper is composed of a base plate and a bumper pipe connected to the base plate, and the base plate is attached to the rising portion with a space between the rising portion and the base plate. Features.
The central bumper is composed of a base plate and a bumper pipe connected to this base plate, and the base plate is attached to the rising part with a space between the rising part and the mounting of the central bumper is improved. In addition, it is possible to ensure the rigidity of the central bumper and to pass, for example, a brake cable, an electric wiring, and a harness between them.

The invention according to claim 8 is characterized in that the bumper pipe is formed in a loop shape that spreads outward from the base plate.
By forming the bumper pipe in a loop shape that spreads outward from the base plate, the bumper can be made compact and rigidity can be ensured.

The invention according to claim 9 is provided with an inclined portion extending along the rising portion and an extending portion extending rearward from the inclined portion on the base plate, and one end of the bumper pipe is supported by the inclined portion. The other end is attached to the extending portion.
The base plate has an inclined part along the rising part and an extending part extending backward from the inclined part, and supports one end of the bumper pipe on the inclined part and attaches the other end of the bumper pipe to the extending part. Thus, it is possible to achieve a shape with a high bumper protection effect while matching the shape of the vehicle body.

The invention for a vehicle bumper according to claim 10 is characterized in that, apart from the front bumper and the central bumper , a rear bumper for protecting the vehicle body is attached to the rear of the vehicle body.

Aside from the front bumper and center bumper , a rear bumper that protects the vehicle body is attached to the rear of the vehicle body, so even if the vehicle body is relatively large, the size of the rear bumper can be increased without increasing the size of the rear bumper. You can do protection.

According to an eleventh aspect of the invention, rear bumpers are provided on the left and right sides of the vehicle body, and the left and right rear bumpers are connected by a connecting member that wraps around the rear of the seat, and a plurality of signal lights are supported by the connecting member. It is characterized by.
The rear bumpers are provided on the left and right sides of the vehicle body, and the left and right rear bumpers are connected by a connecting member that wraps around the rear of the seat, whereby the rigidity between the left and right rear bumpers can be improved.
Further, by supporting a plurality of signal lights on the connecting member, for example, there is no need to separately provide a stay or the like for attaching the signal lights. Therefore, an increase in the weight and cost of the vehicle can be suppressed.

In the first aspect of the invention, the front bumper is attached to the hanging portion of the down pipe and the bent portion of the down pipe connected to the footrest portion, so that the front bumper is attached to a relatively rigid portion of the body frame. Therefore, there is an advantage that the rigidity of the front bumper can be secured.
In addition, since the front bumper is attached to the hanging portion of the down pipe and is attached in the vicinity of the bent portion of the down pipe connected to the footrest portion, the parts around the front body cover and the front body cover can be protected. As a result, there is an advantage that the entire front body cover can be efficiently protected and an increase in the weight of the vehicle body can be minimized.

Advantage in the invention according to claim 2, is attached at least one portion of the front bumper to the down pipe, so attached to at least another one place of the front bumper to the upper pipes, it can be attached to the front bumper firmly There is.

In the invention according to claim 3, since the plurality of through holes into which the front bumper is inserted are formed in the front body cover, and the front bumper extends forward from the front through hole among these through holes. There is an advantage that the front body cover of the low floor type vehicle and the parts around the front body cover can be protected.

In the invention according to claim 4, since the front bumpers are arranged on the left and right sides of the vehicle body, and the connecting members for connecting the left and right front bumpers are provided in the vicinity of the bent portion, the rigidity is secured without directly damaging the vehicle body. There is an advantage that it is possible to improve.

  In the invention according to claim 5, since one of the plurality of through holes is provided on the side surface continuous from the tunnel portion to the leg shield portion and the other one of the plurality of through holes is provided in the under cover portion, the front cowl portion There is an advantage that it can be protected in a wide range of the front body cover such as the under cover part.

In the invention according to claim 6, the upper pipe and the down pipe are extended downward from the head pipe above the down frame, the upper pipe and the down pipe are connected by the under frame part, and the footrest part is supported by the under frame part. the rising portion launched obliquely upward to the rear of the under frame portion provided, is provided with the central portion bumper to the rising portion, it can be relatively compact to form the central portion bumper. As a result, there is an advantage that the side surface of the vehicle body can be efficiently protected and an increase in the vehicle body weight can be minimized.

In the invention according to claim 7, the central bumper is composed of a base plate and a bumper pipe connected to the base plate, and the base plate is attached to the rising portion with a space between the rising portion, it is possible to improve the mounting of the central bumper, it aims to ensure the rigidity of the central portion bumper, also has the advantage that during which can be passed through for example a brake cable, electrical wire, a harness.

  In the invention according to claim 8, since the bumper pipe is formed in a loop shape that spreads outward from the base plate, there is an advantage that the rigidity can be ensured while the bumper is made compact.

  In the invention according to claim 9, the base plate is provided with an inclined portion along the rising portion and an extending portion extending rearward from the inclined portion, and one end of the bumper pipe is supported by the inclined portion, and the bumper pipe Since the other end is attached to the extending portion, there is an advantage that it is possible to realize a shape with a high bumper protection effect while matching the shape of the vehicle body.

In the invention according to claim 10, separately from the front bumper and the central bumper, since attaching a rear bumper to protect the vehicle body rear portion of the vehicle body, even the body of relatively large size, the size of the rear bumper The car body can be protected without being enlarged. As a result, there is an advantage that an increase in vehicle body weight can be minimized.
In addition, the front bumper , the center bumper, and the rear bumper are synergistically protected to protect a wide range of the vehicle body cover including the entire vehicle body and the front body cover. The handle is not installed on the ground when the front bumper , the central bumper and the rear bumper are installed on the ground.

In the invention according to claim 11, the rear bumpers are provided on the left and right sides of the vehicle body, and the left and right rear bumpers are connected by the connecting members that are wound around the rear of the seat, so that the rigidity between the left and right rear bumpers is improved. There is an advantage that you can.
In addition, since a plurality of signal lights are supported by the connecting member, for example, there is no need to separately provide a stay or the like for attaching the signal lights. Therefore, there is an advantage that an increase in the weight and cost of the vehicle can be suppressed.

The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a side view of a motorcycle employing a vehicle bumper according to the present invention. A motorcycle 10 as a vehicle has a leg space 16 between a handle 14 and a seat 15 and a low floor type foot. This is a low floor type (scooter type) driving training vehicle having a mounting portion (low floor type floor) 17.

  A body cover (body cover) 21 that covers the entire body frame of the motorcycle 10 is formed continuously with a front body cover 22 that covers a front portion of a body frame 12 (see FIG. 2), which will be described later, and the front body cover 22. And a rear body cover 23 of the vehicle body frame 12.

  The front body cover 22 includes a front cowl portion 25, left and right leg shield portions 27 and 27 (one 27 is not shown) extending from the front cowl portion 25 to the left and right, and left and right leg shield portions 27 and 27. Inner cover portion 28 connecting the centers, left and right footrest portions (low floor type floors) 17, 17 (one 17 is not shown) formed behind leg shield portions 27, 27, and these footrest portions 17 , 17 in a tunnel shape (center cover) 29 formed in a tunnel shape, and under cover portions (floor skirts) 31, 31 (one 31 is not shown) covering the lower portions of the left and right footrest portions 17, 17, It consists of. It can be said that the inner cover portion 28 is a side surface continuous to the left and right leg shield portions 27, 27.

  The rear body cover (seat cowl) 23 extends rearward from the tunnel portion (center cover) 29 to cover the rear side portion of the vehicle body frame 12 (see FIG. 2), and from the rear ends of these rear side covers 32. The rear cover 33 extends rearward and covers the rear portion of the vehicle body frame 12. In the figure, 34 is a wind screen provided above the front body cover 22, and 35 to 37 are through holes through which the vehicle bumper (front bumper) 90 is inserted (inserted).

  The handle 14 is a similar shaped product of a so-called chopper type handle in which the grips 38 and 38 are relatively high and pulled rearward, and includes a handle cover 39. The seat 15 is a double seat (tandem seat) including a front seat 41 on which a driver sits and a rear seat 42 on which a passenger sits.

  In the figure, 43 is a headlamp, 44 is a blinker, 45 and 45 are mirrors, 46 is a front fender, 48 is a rear fender, 49 is a brake lever, and 63 is a muffler.

  FIG. 2 is a side view of a motorcycle equipped with a vehicle bumper according to the present invention. The motorcycle 10 includes a vehicle body frame 12, a front fork 52 attached to a head pipe 51 of the vehicle body frame 12 in a steerable manner, The front wheel attached to the front fork 52, the handle 14 connected to the front fork 52, the engine 55 attached to the rear portion of the vehicle body frame 12, and the power that can swing up and down around the crankshaft (not shown) of the engine 55 A transmission mechanism 56, a rear wheel 57 attached to the rear portion of the power transmission mechanism 56, a rear cushion unit 58 having the rear end portion of the power transmission mechanism 56 suspended from the vehicle body frame 12, and a storage attached to the upper rear portion of the vehicle body frame 12. The box 59 and the seat 15 disposed on the storage box 59 and attached to be openable and closable are the main components. It is a Kuta-type vehicle. In the figure, 11 is a vehicle body, 47 is a tail lamp, 64 is a main stand, and 65 is a side stand.

The front fork 52 is a gate-type fork disposed below the head pipe 51.
The engine 55 is a water-cooled two-cylinder engine in which the two left and right cylinder heads 61 are slightly inclined toward the front upper direction and are arranged substantially horizontally. The power transmission mechanism 56 is a belt converter continuously variable transmission with a centrifugal clutch configured to transmit the power of the engine 55 to the rear wheel 57.

  FIG. 3 is a plan view of a motorcycle on which the vehicle bumper according to the present invention is mounted. As described above, the motorcycle 10 has a leg space 16 between the handle 14 and the seat 15, and a low A low-floor vehicle (scooter-type vehicle) having a floor-type footrest (low-floor floor) 17, and the motorcycle 10 further includes left and right front bumpers 90 as vehicle bumpers at the front of the vehicle body. 90, and left and right central bumpers 100 and 100 as vehicle bumpers are attached to the center of the vehicle body, left and right rear bumpers 110 and 110 as vehicle bumpers are attached to the rear of the vehicle body, and a plurality of signal lights are provided in front of the vehicle body. Front signal lights 121 to 124 are attached, and rear signal lights 131 to 134 as a plurality of signal lights are attached to the rear of the vehicle body.

  FIG. 4 is a front view of a motorcycle equipped with a vehicle bumper according to the present invention. In the motorcycle 10, a headlamp 43 is integrally incorporated in the front body cover 22, and the left and right blinkers 44, 44 is integrated, left and right mirrors 45 and 45 are attached to the handle 14 (see FIG. 2), a plurality of front signal lights 121 to 124 are attached to the front of the vehicle body, the left and right front bumpers 90 and 90, and the left and right central portions. It shows that the bumpers 100 and 100 are set to have a substantially handle 14 width (slightly wider than the handle width).

  FIG. 5 is a rear view of a motorcycle equipped with a vehicle bumper according to the present invention. In the motorcycle 10, tail lamps 47, 47 are integrated in the rear cover 33, and left and right rear turn signals 62, 62 are integrated in the rear cover 33. The power transmission mechanism 56 is suspended from the left and right by the rear cushion units 58 and 58, the muffler 63 is disposed on the right side of the vehicle body 11 (see FIG. 2) (rightward), and a plurality of rear signal lights 131 are disposed on the rear side of the vehicle body. ˜134 are attached, indicating that the left and right rear bumpers 110, 110 are set to have a substantially handle 14 width (slightly narrower than the handle width).

  FIG. 6 is a perspective view of a body frame of a motorcycle equipped with a vehicle bumper according to the present invention. The body frame 12 includes a front frame 72 connected to the head pipe 51 and left and right sides extending rearward from the rear portion of the front frame 72. This is a double cradle type integrated frame in which a pair of rear frames (seat rails) 75 and 75 are joined by welding.

  The front frame 72 hangs a pair of left and right upper pipes (upper tubes) 73 and 73 rearward and downward from the head pipe 51, and a pair of left and right down pipes downward from the head pipe 51 below the pair of upper pipes 73 and 73 ( Down tubes 74, 74 are suspended, the lower ends of the pair of down pipes 74, 74 are extended rearward to be coupled to the lower ends of the pair of upper pipes 73, 73, and are further extended rearward and upward.

  The down pipe 74 includes a hanging portion 76 that hangs downward, a bent portion 77 that is bent backward from the hanging portion 76, an underframe portion (horizontal portion) 78 that extends rearward from the bent portion 77, and the underframe. And a rising portion 79 connected to the rear frame 75 by being raised obliquely rearward from the portion 78.

  Between the front end of the left rear frame 75 and the front end of the right rear frame 75, a front-view gate-type first cross member 81 is spanned, and the middle of the left rear frame 75 and the middle of the right rear frame 75 The second cross member 82 was spanned between the rear ends of the left and right rear frames 75, and the third cross member 83 was spanned between the rear end of the left rear frame 75 and the rear end of the right rear frame 75.

  The pair of left and right rear frames 75 and 75 is a member having a vertically long cross-sectional shape in which one end is coupled to the middle of the pair of left and right upper pipes 73 and 73 and the other end extends rearward. Here, the “longitudinal cross-sectional shape” means a cross-sectional shape having a vertical dimension larger than the horizontal dimension. Specifically, the rear frames 75 and 75 are formed of square pipes having a vertically long rectangular cross section. In the figure, reference numeral 84 denotes a front stay that supports the front cover 22.

FIG. 7 is a perspective view showing a framework around the mounting of a signal lamp of a motorcycle equipped with a vehicle bumper according to the present invention. Front signal lights 121 to 124 have a signal lamp support stay 87 attached to a front stay 84. The front signal lamp 121 is a yellow lamp and a left brake indicator lamp, the front signal lamp 122 is a white lamp and is a 40 km / h indicator lamp, and the front signal lamp 123 is a green lamp. The 30 km / h indicator lamp and the front signal lamp 124 are red lamps and indicate a right brake indicator lamp.
The signal lamp support stay 87 for attaching the front signal lamps 121 to 124 protrudes forward from the front stay 84 that supports the front body cover 22 (see FIG. 1).

  FIG. 8 is a perspective view showing a framework around a front bumper of a motorcycle equipped with a vehicle bumper according to the present invention. As shown in FIG. 1, a front bumper (vehicle bumper) 90 includes a handle 14 and A low-floor type vehicle having an underfoot space 16 between seats 15, extending down pipes 74 downward from the head pipe 51, and covering the down pipe 74 and the head pipe 51 with the front body cover 22. In a vehicle in which a low floor type footrest 17 is attached to the rear of the body cover 22 and a bumper for protecting the vehicle body is provided in front of the footrest 17 and outward of the vehicle width, At the same time, a connecting member 93 for connecting the left and right bumper bodies 91, 91 is attached in the vicinity of the bent portion 77 of the down pipe 74 connected to the footrest portion 17. Than is. In addition, 91 is a bumper main body, 92 is a bumper stay part branched from the bumper main body 91 and attached to the upper pipe 73, and 93 is a connecting member.

  For example, when providing a bumper for a training vehicle, it is required to ensure the rigidity of the bumper and to efficiently protect the entire surface of the vehicle body cover.

  That is, by attaching the front bumper 90 to the hanging portion 76 of the down pipe 74 and attaching the front bumper 90 in the vicinity of the bent portion 77 of the down pipe 74 connected to the footrest portion 17, the strength of the down pipe can be complemented.

  Further, the front bumper 90 is attached to the hanging portion 76 of the down pipe 74 and is attached to the vicinity of the bent portion 77 of the down pipe 74 connected to the footrest portion 17, thereby protecting the front body cover and the parts around the front body cover. Can do. As a result, the entire front body cover can be efficiently protected, and an increase in the weight of the vehicle body can be minimized.

  It can be said that the front bumper 90 has at least one part of the front bumper 90 attached to the down pipe 74 and at least one other part of the front bumper 90 attached to the upper pipe 73.

  The front bumper 90 can attach the front bumper 90 firmly by attaching at least one part of the front bumper 90 to the down pipe 74 and attaching at least one other part of the front bumper 90 to the upper pipe 73. it can.

  As shown in FIG. 2, a plurality of through holes 35 to 37 into which the front bumper 90 is inserted are formed in the front body cover 22, and the front through holes 35 among these through holes 35 to 37 are more forward. By extending the front bumper 90, it is possible to protect the front body cover 22 and parts around the front body cover 22 of the low floor type vehicle.

  The front bumper 90 is disposed on the left and right sides of the vehicle body 11 (see FIG. 2), and the connecting members 93 that connect the left and right bumpers are provided in the vicinity of the bent portions 77 and 77, so that the vehicle body 11 (see FIG. 2) is directly connected. The rigidity between the left and right front bumpers 90 can be improved without causing damage.

  As shown in FIG. 1, the front body cover 22 includes a front cowl portion 25, left and right leg shield portions 27 and 27 extending from the front cowl portion 25 to the left and right, and the rear sides of the leg shield portions 27 and 27. Left and right footrests 17 and 17, a tunnel portion 29 in which the center of these footrests 17 and 17 is formed in a tunnel shape, and an under cover portion (floor skirt) covering the lower portions of the footrests 17 and 17. ) 31, and one of the plurality of through holes 35 to 37 is provided on the side surface (inner cover portion) 28 continuous from the tunnel portion 29 to the leg shield portion 27, and the other of the plurality of through holes 35 to 37 is provided. One is provided in the under cover part (floor skirt) 31.

  The through holes 35 and 37 are holes provided in the side surface (inner cover part) 28 connected to the leg shield part 27, and the through holes 36 are holes provided in the under cover part (floor skirt) 31.

  One of the plurality of through holes 35 to 37 is provided on the side surface (inner cover part) 28 connected to the leg shield part 27 from the tunnel part 29, and the other one of the plurality of through holes 35 to 37 is provided to the floor skirt 31. Thus, the front body cover 22 such as the front cowl portion 25 and the under cover portion (floor skirt) 31 shown in FIG. 1 can be protected over a wide range.

  FIG. 9 is a perspective view showing a framework around a central bumper of a motorcycle equipped with a vehicle bumper according to the present invention, and the central bumper (vehicle bumper) 100 is shown in a side view as shown in FIG. In addition to extending rearward, as shown in FIG. 9, it is a substantially U-shaped bumper that has a substantially U-shaped opening narrowed toward the vehicle body 11 (see FIG. 2). Further, the central bumper (vehicle bumper) 100 is a bumper inclined toward the rear of the vehicle body 11, as shown in FIG.

  The motorcycle 10 (see FIG. 2) is a low-floor type vehicle having a foot space 16 between a handle 14 and a seat 15, and extends a down pipe 74 downward from a head pipe 51. The upper pipe 73 and the down pipe 74 is connected by an underframe portion 78, and in a vehicle that supports the footrest portion 17 by the underframe portion 78, a rising portion 79 that is raised obliquely upward is provided at the rear portion of the underframe portion 78. It can be said that a central bumper (bumper for a vehicle) 100 is provided at the center.

  In the drawing, 108... (... indicates a plurality. The same applies hereinafter) is a bolt for attaching the base plate 101 to the rear frame 75, and 109 is a reinforcing pipe which is a component of the central bumper 100.

  By providing a rising portion 79 raised obliquely upward at the rear of the underframe portion 78 and providing the central bumper 100 on the rising portion 79, the central bumper 100 can be formed relatively compact. As a result, the side surface of the vehicle body 11 (see FIG. 2) can be efficiently protected, and an increase in vehicle body weight can be minimized.

  A central bumper (vehicle bumper) 100 is composed of a base plate 101 and a bumper pipe 102 connected to the base plate 101, and the base plate 101 is connected to the rising portion 79 by the collar members 103 to 105 in the rising portion 79. As a result, the central bumper 100 can be mounted on the vehicle body frame 12 side, and the rigidity of the central bumper 100 can be secured. Can be achieved.

By forming the bumper pipe 101 in a loop shape that spreads outward from the base plate 101, the central bumper 100 can be made compact and rigidity can be ensured.
Further, the coupler 118 and the harness 119 (for example, a brake cable or other electric wiring) may be passed between the rear frame 75 and the base plate 101.

  The base plate 101 includes an inclined portion 106 extending along the rising portion 79 and an extending portion 107 extending rearward from the inclined portion 106, and supports one end 102 a of the bumper pipe 102 on the inclined portion 106, and the bumper pipe 102. By attaching the other end 102a to the extending portion 107, it is possible to achieve a shape having a high protection effect for the central bumper 100 while matching the shape of the vehicle body.

  FIG. 10 is a perspective view showing a framework around a rear bumper of a motorcycle equipped with a vehicle bumper according to the present invention. A vehicle body bumper (rear bumper) 110 includes, for example, a grab rail (not shown), a carrier, and a backrest. It is a bumper that is interchangeable and compatible. Further, as shown in FIG. 2, the rear bumper 110 has a substantially inverted trapezoidal shape when viewed from the side, is tapered downward (side), and has a longitudinal dimension longer than the vertical dimension. . Furthermore, as shown in FIG. 5, it is formed shorter (narrower) in the vehicle body width direction than the front protector 90 or the center protector 100, and indicates that it is directed obliquely downward.

  The motorcycle 10 (see FIG. 2) has a leg space 16 between the handle 14 and the seat 15, and a plurality of bumpers that protect the vehicle body 11 (see FIG. 2) by protruding from the body cover (vehicle body cover) 21. The front bumper 90 (see FIG. 2) as a first bumper is provided in the front part of the under bore space 16 and the central bumper 110 as a second bumper is operated. It can be said that a vehicle body bumper (rear bumper) 110 for protecting the vehicle body 11 is attached to the rear of the vehicle body separately from the front bumper 90 provided below the person's seat 15.

  In addition to the front bumper 90 and the central bumper 110, a vehicle body bumper (rear bumper) 110 for protecting the vehicle body 11 (see FIG. 2) is attached to the rear of the vehicle body, so that even a relatively large vehicle body can be obtained. The vehicle body 11 can be protected without increasing the size of the bumper. As a result, an increase in vehicle body weight can be minimized.

In the motorcycle 10 (see FIG. 2), rear bumpers 110 and 110 are attached to a connecting member 111, and the connecting member 111 is attached to left and right rear frames (seat frames) 75 and 75. The connecting member 111 is also a bumper. It has a function.
Further, the front and center bumpers 90 and 100 and the rear bumper 110 are combined to protect the entire vehicle body and a wide range of the vehicle body cover 21 including the front body cover 22 shown in FIG. When the front and center bumpers 90 and 100 and the rear bumper 110 are installed on the ground, the handle 14 (see FIG. 1) is not installed on the ground.

  That is, the rear bumpers 110 and 110 are provided on the left and right sides of the vehicle body 11 (see FIG. 2), and the left and right rear bumpers 110 and 110 are connected by the rear connecting member 111 as a connecting member that wraps around the rear of the seat 15 (see FIG. 2). The rear bumpers 110 and 110 may be provided on the left and right sides of the vehicle body 11, and the left and right rear bumpers 110 and 110 may be connected to each other by connecting the left and right rear bumpers 110 and 110 with a rear connection member 111 that is wound around the rear of the seat 15. The rigidity between the rear bumpers 110 and 110 can be improved.

  Further, by supporting the rear signal lights 131 to 134 as a plurality of signal lights on the rear connecting member 111, for example, it is not necessary to separately provide a stay or the like for attaching the rear signal lights 131 to 134. Therefore, an increase in the weight and cost of the vehicle (motorcycle) 10 shown in FIG. 1 can be suppressed. The rear signal lights 131 to 134 correspond to the front signal lights 121 to 124 (see FIG. 7).

  The vehicle bumper according to the present invention is mounted on a low-floor type vehicle (motorcycle) 10 as shown in FIG. 1, but the present invention is not limited to this. It may be used.

  In the vehicle bumper according to the present invention, as shown in FIG. 10, the rear bumpers 110, 110 are attached to the connecting member 111, and the connecting member 111 is attached to the left and right rear frames (seat frames) 75, 75. The rear bumper may be directly attached to the left and right rear frames (seat frames), and the connecting member may be turned between these rear bumpers.

  The vehicle bumper according to the present invention is suitable for use in a scooter type vehicle for the purpose of learning with a relatively large displacement.

1 is a side view of a motorcycle employing a vehicle bumper according to the present invention. 1 is a side view of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a plan view of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a front view of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a rear view of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a perspective view of a body frame of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a perspective view showing a framework around the mounting of a signal light of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a perspective view showing a framework around a front bumper of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a perspective view showing a framework around a central bumper of a motorcycle equipped with a vehicle bumper according to the present invention. 1 is a perspective view showing a framework around a rear bumper of a motorcycle equipped with a vehicle bumper according to the present invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Vehicle (motorcycle), 11 ... Vehicle body, 14 ... Handle, 15 ... Seat, 16 ... Foot hole space, 21 ... Body cover, 22 ... Front body cover, 25 ... Front cowl part, 27 ... Leg shield part, 28 ... Side surface (inner cover part), 29 ... tunnel part, 31 ... under cover part (floor skirt), 35-37 ... through hole, 51 ... head pipe, 73 ... upper pipe, 74 ... down pipe, 76 ... drooping part, 77 ... Bending part, 78 ... Under frame part, 79 ... Rising part, 90 ... Vehicle bumper (front bumper), 93 ... Connecting member, 100 ... Vehicle bumper (central bumper), 101 ... Base plate, 102 ... Bumper pipe 102a ... one end, 102b ... the other end, 106 ... an inclined part, 107 ... an extension part, 110 ... a vehicle bumper (rear bumper), 11 ... connecting member (rear connecting member), 131-134 ... signal lamp (rear lights).

Claims (11)

A low-floor type vehicle with a leg space between the handlebar and the seat. The downpipes are extended downward from the headpipe, and the downpipe and headpipe are covered with a front body cover. In a vehicle provided with a front bumper that attaches a floor-type footrest and protects the vehicle body in front of the footrest and outward of the vehicle width,
The vehicle bumper according to claim 1, wherein the front bumper is attached to a hanging portion of the down pipe, and is attached in the vicinity of a bent portion of the down pipe connected to the footrest portion. This is a low-floor type vehicle having a leg space between the handle and the seat, and the upper pipe and the down pipe are extended downward from the head pipe, and the upper body pipe, the down pipe and the head pipe are covered with the front body cover. In a vehicle provided with a front bumper that protects the vehicle body in front of the footrest and toward the outside of the vehicle width, with a low floor type footrest attached to the rear of the vehicle
A vehicle bumper, wherein at least one part of the front bumper is attached to the down pipe, and at least another part of the front bumper is attached to the upper pipe. A plurality of through holes into which the front bumper is inserted are formed in the front body cover, and the front bumper extends forward from the front through hole of these through holes. The bumper for vehicles according to claim 1 or claim 2. The said front bumper is arrange | positioned at the left and right of a vehicle body, The connection member which connects the said left and right front bumper was provided in the vicinity of the said bending part, The Claim 1 or Claim 2 characterized by the above-mentioned. Bumper for vehicles. The front body cover includes a front cowl portion, left and right leg shield portions extending downward from the front cowl portion, left and right footrest portions formed behind these leg shield portions, and these footrest portions. It is composed of a tunnel part formed in the center of the tunnel, and an under cover part covering the lower part of the footrest part,
2. One of the plurality of through holes is provided on a side surface that is continuous from the tunnel portion to the leg shield portion, and another one of the plurality of through holes is provided in the under cover portion. Or the bumper for vehicles of Claim 2. Extend Appapai flop downward from the head pipe at above the down frame, these upper pipe and the down pipe is connected with the under frame part, supporting example the footrest in the under frame portion,
The vehicular bumper according to claim 1 , wherein a raised portion raised obliquely upward is provided at a rear portion of the underframe portion, and a central bumper is provided at the raised portion. The center bumper includes a base plate and a bumper pipe connected to the base plate, and the base plate is attached to the rising portion with a space between the rising portion and the rising portion. 6. The vehicle bumper according to 6.   The vehicle bumper according to claim 6, wherein the bumper pipe is formed in a loop shape that expands outward from the base plate.   The base plate includes an inclined portion along the rising portion and an extending portion extending rearward from the inclined portion, and supports one end of the bumper pipe on the inclined portion, and the other end of the bumper pipe. The vehicle bumper according to claim 7, wherein the vehicle bumper is attached to the extension portion. The vehicle bumper according to claim 6, wherein a rear bumper for protecting the vehicle body is attached to a rear portion of the vehicle body separately from the front bumper and the central bumper. The rear bumper is provided on the left and right of the vehicle body, thereby connecting the right and left the rear bumper of a connecting member which has wrap around to the rear of the seat, characterized in that to support a plurality of signal lights to the connecting member The vehicle bumper according to claim 10.

Images