CN216580793U - Seat cushion structure and motorcycle with same - Google Patents

Abstract

The utility model relates to a seat cushion structure and a motorcycle comprising the same, the seat cushion structure comprises a frame, a seat cushion hinge mechanism is arranged on the frame, the seat cushion hinge mechanism comprises a seat cushion plate, the rear end of the seat cushion plate is hinged with an inclined strut, the inclined strut extends downwards and forwards to be hinged with the frame, the front end of the seat cushion plate is hinged with a front strut, the front strut extends downwards and is hinged with an inclined strut plate with a vertical plate surface, the inclined strut plate extends downwards and backwards simultaneously, and the rear end of the inclined strut plate is hinged with the frame; the inclined supporting plate is provided with a first hinge hole, a second hinge hole and a third hinge hole which are arranged in a triangular shape, the second hinge hole and the third hinge hole are arranged up and down and are positioned behind the first hinge hole, and the front supporting rod is hinged with the first hinge hole; the middle part of the seat cushion plate is also hinged with an elastic vibration damping unit, the elastic vibration damping unit extends downwards to be hinged with the second hinge hole, the third hinge hole is connected with a dowel bar, and the dowel bar extends upwards and is hinged with the inclined stay bar. The seat cushion with the structure basically moves up and down in parallel when in use, and is more comfortable and safer.

Description

Seat cushion structure and motorcycle with same

Technical Field

The utility model belongs to the technical field of electric motorcycle car, concretely relates to seatpad structure reaches motorcycle that contains this structure.

Background

Small electric vehicles and motorcycles are increasingly used. The vibration damping mechanisms are designed on the vehicle body and the vehicle frame, but the mode of integrally designing the vibration damping mechanisms on the vehicle frame can lead to the complex structure and large volume of the vehicle frame and also reduce the use stability; part motorcycle type is for reducing whole car volume and promotion stability, the damping structure on the frame has been saved, adopt the rigidity frame, it promotes driving comfort with the seatpad that has simple buffer function, set up a plurality of vertical pressure springs under the seatpad generally, similar traditional bicycle damping seatpad, but the actual atress of each pressure spring is inhomogeneous when using of this kind of seatpad, the (part) pressure spring atress that corresponds with navigating mate buttock impetus point is great, compression deformation volume is big, can lead to unevenness (cushion) or the whole crooked (hard pad) of taking place of sitting posture of whole seatpad, influence the travelling comfort that navigating mate drove, under the higher condition of speed of a motor vehicle comparison bicycle, even still probably because of leading to the navigating mate health to crooked and bring certain potential safety hazard.

Disclosure of Invention

The above is not enough to prior art, the to-be-solved technical problem of the utility model is to provide a seatpad structure and contain motorcycle of this structure, avoid traditional spring seatpad to lead to irregular deformation's problem because of the atress is inhomogeneous easily, but gain the seatpad structure damping and in the damping in-process for the effect of whole translation from top to bottom basically, promote driving comfort and security.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a seat cushion structure comprises a frame, wherein a seat cushion hinge mechanism is arranged on the frame and comprises a seat cushion plate positioned above the frame, the rear end of the seat cushion plate is hinged with one end of an inclined strut, the other end of the inclined strut extends downwards and forwards simultaneously to be hinged with the frame and form a first hinge point, the front end of the seat cushion plate is hinged with one end of a front strut, the other end of the front strut extends downwards and is hinged with an inclined strut plate with a vertical plate surface, the inclined strut plate extends downwards and backwards simultaneously, the rear end of the inclined strut plate is hinged with the frame and forms a second hinge point, and the second hinge point is positioned behind the first hinge point;

the inclined supporting plate is provided with a first hinge connecting hole, a second hinge connecting hole and a third hinge connecting hole which are arranged in a triangular shape, the first hinge connecting hole is positioned in front of the second hinge connecting hole and the third hinge connecting hole, the second hinge connecting hole and the third hinge connecting hole are arranged up and down, and the other end of the front supporting rod is hinged with the first hinge connecting hole; the position between the front end and the rear end of the seat cushion plate is also hinged with an elastic damping unit, and the elastic damping unit extends downwards;

any one of the second hinge connecting hole and the third hinge connecting hole is hinged with the lower end of the elastic vibration reduction unit, the other hinge connecting hole is hinged with one end of the dowel bar, and the other end of the dowel bar extends upwards and is hinged with the inclined stay bar.

The technical scheme is further perfected, the seat cushion plate comprises a horizontal web plate, the left side and the right side of the web plate extend downwards to form two wing plates which are opposite in parallel, a first rotating shaft is connected between the rear ends of the two wing plates and is connected with one end of the inclined strut through the first rotating shaft, a second rotating shaft is connected between the front ends of the two wing plates and is connected with one end of the front strut through the second rotating shaft, the inclined strut, the front strut, the inclined strut and the force transmission rod are respectively arranged in a left-right symmetrical mode, and a third rotating shaft is connected in first hinge connection holes of the two inclined strut plates and is connected with the other end of the front strut through the third rotating shaft;

the two inclined supporting rods are respectively positioned on the outer sides of the two inclined supporting plates, the two front supporting rods are respectively positioned on the inner sides of the two inclined supporting plates, the elastic vibration damping unit is positioned between the two inclined supporting plates, the upper end of the elastic vibration damping unit is hinged with the hinge supporting lug arranged on the lower surface of the web plate in a protruding mode, and the lower end of the elastic vibration damping unit is connected with the corresponding hinge connecting holes of the two inclined supporting plates through the fourth rotating shaft.

Furthermore, two ends of the dowel bar are respectively and vertically connected with a cross shaft, the dowel bar is hinged with the inclined support bar at the same side through the cross shaft at the upper end, and the dowel bar is connected with the corresponding hinge connection hole of the inclined support plate at the same side through the cross shaft at the lower end; the two force transfer rods are respectively positioned at the outer side or the inner side of the two inclined supporting plates.

Furthermore, the dowel bar is positioned between the diagonal brace and the diagonal bracing plate on the same side, and the directions of the transverse shafts vertically connected with the two ends of the dowel bar are opposite.

Further, the elastic vibration reduction unit is a hydraulic rod, a helical compression spring or a hydraulic spring rod.

The utility model discloses still relate to a motorcycle, including foretell seatpad structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a seatpad structure uses through the cooperation of preceding vaulting pole and elasticity damping unit, and the adaptation drives the global motion of inclined supporting board in diagonal brace, dowel steel, and the seatpad board is parallel translation from top to bottom basically, can not the fore-and-aft rotation too by a wide margin, makes the navigating mate can not the fore-and-aft slide by a wide margin, puts the cushion on the seatpad board, can not the unevenness warp or wholly crooked, more comfortable and safety.

2. The utility model discloses a seatpad structrual installation corresponds on the motorcycle, and the frame of motorcycle can adopt the rigidity frame structure of no damping design, and whole motorcycle volume is smaller and more exquisite, and weight is lighter, and the structure is compacter, and the stability in use is better.

Drawings

FIG. 1 is a front view of a motorcycle according to an exemplary embodiment;

FIG. 2 is a perspective view of a motorcycle according to an embodiment;

FIG. 3 is an elevational view of a frame of a particular embodiment motorcycle;

FIG. 4 is a perspective view of a frame of a motorcycle according to an exemplary embodiment;

FIG. 5 is a front view of a seat cushion structure according to an embodiment

FIG. 6 is a schematic diagram of a part structure of a slanted strut in an embodiment;

FIG. 7 is a perspective view of a seating structure according to an embodiment;

wherein, a steering sleeve 1, an upper main beam 2, a lower main beam 3, a semicircular curved beam 4, a unilateral frame body 5, a battery installation space 6, a motor installation space 7, a rear wheel installation space 8, an upper cross rod 9, a lower cross rod 10, an axle connecting plate 11, a battery box 12, a cushion connecting support lug 13, a reinforcing rib plate 14 and a reinforcing rib 15,

a front fork assembly 16, a steering handle pipe 17, a front wheel 18, a cushion hinge mechanism 19, a rear wheel 20, a motor bracket 21, a motor 22,

the seat cushion plate 191, the wing plate 192, the hinge support lug 193, the diagonal support rod 23, the front support rod 24, the diagonal support plate 25, the first hinge connection hole 251, the second hinge connection hole 252, the third hinge connection hole 253, the elastic damping unit 26 and the dowel bar 27.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

In order to facilitate understanding of the efficacy of the seat cushion structure of the present invention, the description will be made in conjunction with a motorcycle using the seat cushion structure.

Referring to fig. 1 to 4, a motorcycle of an embodiment includes a frame structure and a seat cushion hinge mechanism 19, the frame structure includes a steering sleeve 1 for connecting a front fork assembly, and a left frame member and a right frame member are connected to the rear of the steering sleeve 1; the left frame component and the right frame component respectively comprise an upper main beam 2 and a lower main beam 3 which are arranged at intervals up and down, the front ends of the two upper main beams 2 are closed towards and connected to the upper part of the steering sleeve 1, and the front ends of the two lower main beams 3 are closed towards and connected to the lower part of the steering sleeve 1; the rear ends of the upper main beam 2 and the lower main beam 3 extend backwards and downwards so as to be connected with rear wheels 20, the rear ends of the upper main beam 2 and the lower main beam 3 on the same side are connected through a semicircular bent beam 4, and the upper main beam 2, the semicircular bent beam 4 and the lower main beam 3 on the same side form a U-shaped single-side frame body 5; a battery installation space 6, a motor installation space 7 and a rear wheel installation space 8 are sequentially formed between the two unilateral frame frames 5 from front to back; an upper cross rod 9 is connected between the middle rear parts of the two upper main beams 2, and a lower cross rod 10 is connected between the middle parts of the two lower main beams 3; the lower cross bar 10 is positioned between the battery installation space 6 and the motor installation space 7, the upper cross bar 9 is positioned above the motor installation space 7, and the rear wheel installation space 8 is positioned between the two semicircular curved beams 4.

The frame structure of the motorcycle is convenient to manufacture, low in cost, compact in structure, strong in integrity and better in use stability. When the electric bicycle is used, the motor 22 can be fixed on the two lower main beams 3 through the motor support, the outer circumferential surface of the motor 22 is backwards contacted with the outer edge of the rear wheel 20, the rear wheel 20 is driven to move by static friction force during working, a flat fork does not need to be designed and manufactured independently, meanwhile, tightness adjustment in a chain or belt transmission process is not needed, a rear wheel shaft does not need to be adjusted forwards and backwards, the whole bicycle is more stable in the running and using processes, the equidirectional performance of the front wheel and the rear wheel is kept good all the time, and the power transmission effect can be achieved by adjusting the front position and the rear position of the motor 22 (adjusted through connection between the motor 22 and the motor support or change of the connection position between the motor support and the lower main beams 3).

The inner sides of the two semicircular curved beams 4 are connected with axle connecting plates 11, the two axle connecting plates 11 are opposite in parallel, axle connecting holes are coaxially formed in the two axle connecting plates 11 in a penetrating mode, and the two axle connecting plates are conveniently connected with a rear wheel 20 through rotation of a rear wheel shaft. A battery box 12 is connected between the two lower main beam sections in front of the lower cross bar 10, the opening of the battery box 12 faces upwards, and the edge of the opening is correspondingly and fixedly connected with the lower cross bar 10 and the two lower main beam sections; the battery mounting space 6 is located above the battery case 12. The two upper main beam sections in front of the upper cross rod 9 are fixedly connected with cushion connecting support lugs 13.

In the motorcycle, the upper part of a front fork assembly 16 can rotatably penetrate through a steering sleeve 1 of a frame structure to be connected with the steering sleeve 1 in a steering way, the upper end of the front fork assembly 16 is connected with a steering handle pipe 17, the lower end of the front fork assembly 16 is connected with a front wheel 18 through a front shock absorber, and a cushion connecting support lug 13 is connected with a cushion hinge mechanism 19 with a shock absorption effect; the rear wheel 20 is rotatably connected between the two axle connecting plates 11 through a rear wheel shaft (not shown) at the axis position thereof and is positioned in the rear wheel mounting space 8, and two ends of the rear wheel shaft extend into axle connecting holes of the corresponding axle connecting plates 11; the two lower main beam sections between the rear wheel 20 and the lower cross bar 10 are respectively connected with a motor support 21, a motor 22 is connected with the two motor supports 21 and is positioned in the motor installation space 7, the axes of the motor 22 and the rear wheel 20 are parallel to each other, the outer circumferential surface of the motor 22 is a rotatable surface, and the outer circumferential surface of the motor 22 is in pressure contact with the outer circumferential surface of the rear wheel 20 along the radial direction. In use, a battery (not shown) can be placed in the battery compartment 12 through the gap between the upper main beam 2 and the hinge mechanism 19 of the seat cushion.

With continued reference to fig. 3 and 4, in the frame structure, the upper main beam 2, the semicircular bent beam 4 and the lower main beam 3 on the same side are formed by bending a metal pipe to form the U-shaped single-side frame body 5, which is convenient to manufacture. A reinforcing rib plate 14 is connected between the front ends of the two upper main beams 2, and a through hole is formed in the reinforcing rib plate 14 so as to expand functions. Be connected with a plurality of strengthening ribs 15 between the last girder 2 of homonymy and the girder 3 down, a plurality of strengthening ribs 15 set up along the front and back interval, and strengthening rib 15 is the slope form between last girder 2 and girder 3 down, and the incline direction of adjacent strengthening rib 15 is opposite.

Since the frame structure is rigid and the rear wheel 20 and the frame are fixedly attached, the seat cushion hinge mechanism 19 is specifically provided for the comfort and safety of the driver in the vehicle.

Referring to fig. 5-7, the seat cushion hinge mechanism 19 includes a seat cushion plate 191 located above the vehicle frame, the rear end of the seat cushion plate 191 is hinged to one end of a diagonal brace 23, the other end of the diagonal brace 23 extends downward and simultaneously forward to be hinged to a seat cushion connecting lug 13 located on the upper main beam 2 and located forward, the front end of the seat cushion plate 191 is hinged to one end of a front brace 24, the other end of the front brace 24 extends downward and is hinged to a diagonal brace 25 with a vertical plate surface, the diagonal brace 25 extends downward and simultaneously rearward, and the rear end of the diagonal brace 25 is hinged to a seat cushion connecting lug 13 located on the upper main beam 2 and located rearward; the inclined strut plate 25 is provided with a first hinge connecting hole 251, a second hinge connecting hole 252 and a third hinge connecting hole 253 which are arranged in a triangular shape, the first hinge connecting hole 251 is positioned in front of the second hinge connecting hole 252 and the third hinge connecting hole 253, the second hinge connecting hole 252 and the third hinge connecting hole 253 are arranged up and down, and the other end of the front strut 24 is hinged with the first hinge connecting hole 251; an elastic damping unit 26 is hinged between the front end and the rear end of the seat cushion plate 191, and the elastic damping unit 26 extends downwards; either one of the second hinge connection hole 252 and the third hinge connection hole 253 (the second hinge connection hole 252 is illustrated as being connected in this embodiment) is hinged to the lower end of the elastic damping unit 26, and the other one (the third hinge connection hole 253 is illustrated as being connected in this embodiment) is hinged to one end of the force transmission rod 27, and the other end of the force transmission rod 27 extends upward and is hinged to the middle of the diagonal brace 23.

The seat cushion structure of the embodiment is matched with the front stay bar 24 and the elastic damping unit 26 for use, the inclined stay bar 23 and the dowel bar 27 are adapted to drive the inclined stay bar 25 to move integrally, the seat cushion plate 191 moves up and down in parallel basically, and cannot rotate back and forth by too large amplitude, so that a driver cannot slide back and forth by a large amplitude, and a cushion is placed on the seat cushion plate 191, so that the seat cushion plate is not deformed in an uneven manner or inclined integrally, and is more comfortable and safer.

The seat cushion plate 191 comprises a horizontal web plate, the left side and the right side of the web plate both extend downwards to form two wing plates 192 which are opposite in parallel, a first rotating shaft is connected between the rear ends of the two wing plates 192, one end of the inclined strut 23 is connected through the first rotating shaft, a second rotating shaft is connected between the front ends of the two wing plates 192, one end of the front strut 24 is connected through the second rotating shaft, the inclined strut 23, the front strut 24, the inclined strut 25 and the force transmission rod 27 are all two pieces and are respectively arranged in bilateral symmetry, and a third rotating shaft is connected in the first hinge connection holes 251 of the two inclined strut 25 and is connected with the other end of the front strut 24 through the third rotating shaft; the two inclined supporting rods 23 are respectively positioned at the outer sides of the two inclined supporting plates 25, the two front supporting rods 24 are respectively positioned at the inner sides of the two inclined supporting plates 25, the elastic vibration damping unit 26 is positioned between the two inclined supporting plates 25, the upper end of the elastic vibration damping unit 26 is hinged with a hinge supporting lug 193 convexly arranged on the lower surface of the web plate, and the lower end of the elastic vibration damping unit 26 is connected with the second hinge connecting holes 252 of the two inclined supporting plates 25 through a fourth rotating shaft.

Therefore, the processing and the assembly of parts of the whole seat cushion structure are convenient, the weight is not too large, and the use reliability can be ensured.

The two ends of the force transmission rod 27 are respectively and vertically connected with a cross shaft, the force transmission rod 27 is hinged with the inclined stay bar 23 at the same side through the cross shaft at the upper end, and the force transmission rod 27 is connected with the third hinge connecting hole 253 of the inclined stay plate 25 at the same side through the cross shaft at the lower end; the two force transmission rods 27 are respectively positioned at the outer side or the inner side of the two inclined supporting plates 25.

Thus, the transverse axis of the dowel bar 27 does not interfere with the arrangement of the intermediate elastic damping units 26, so that the arrangement is convenient and the use is more reliable.

In this embodiment, the force transmission rod 27 is located between the inclined strut 23 and the inclined strut plate 25 on the same side, and the directions of the transverse shafts vertically connected to both ends of the force transmission rod 27 are opposite.

The elastic damping unit 26 may employ a common hydraulic rod, a helical compression spring, or a hydraulic spring rod.

In this embodiment, the lower end of the elastic damping unit 26 is hinged to the second hinge connection hole 252, the lower end of the dowel bar 27 is hinged to the third hinge connection hole 253, the second hinge connection hole 252 is higher than the first hinge connection hole 251, the third hinge connection hole 253 is lower than the first hinge connection hole 251, and the third hinge connection hole 253 is located more forward than the second hinge connection hole 252 in the front-rear direction, so as to press down the inclined strut plate 25. In practice, the lower end of the elastic damping unit 26 may be hinged to the third hinge connecting hole 253, and correspondingly, the lower end of the dowel bar 27 is hinged to the second hinge connecting hole 252, so that the second hinge connecting hole 252 is closer to the front than the third hinge connecting hole 253, thereby facilitating the pressing of the inclined supporting plate 25 and achieving the use effect.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (6)

1. The utility model provides a seatpad structure, includes the frame, its characterized in that: the bicycle frame is provided with a seat cushion hinge mechanism, the seat cushion hinge mechanism comprises a seat cushion plate positioned above the bicycle frame, the rear end of the seat cushion plate is hinged with one end of an inclined strut, the other end of the inclined strut extends downwards and forwards simultaneously to be hinged with the bicycle frame and form a first hinge point, the front end of the seat cushion plate is hinged with one end of a front strut, the other end of the front strut extends downwards and is hinged with an inclined strut plate with a vertical plate surface, the inclined strut plates extend downwards and backwards simultaneously, the rear end of the inclined strut plate is hinged with the bicycle frame and form a second hinge point, and the second hinge point is positioned behind the first hinge point;

the inclined supporting plate is provided with a first hinge connecting hole, a second hinge connecting hole and a third hinge connecting hole which are arranged in a triangular shape, the first hinge connecting hole is positioned in front of the second hinge connecting hole and the third hinge connecting hole, the second hinge connecting hole and the third hinge connecting hole are arranged up and down, and the other end of the front supporting rod is hinged with the first hinge connecting hole; the position between the front end and the rear end of the seat cushion plate is also hinged with an elastic damping unit, and the elastic damping unit extends downwards;

any one of the second hinge connecting hole and the third hinge connecting hole is hinged with the lower end of the elastic vibration reduction unit, the other hinge connecting hole is hinged with one end of the dowel bar, and the other end of the dowel bar extends upwards and is hinged with the inclined stay bar.

2. The seat cushion structure according to claim 1, wherein: the seat cushion plate comprises a horizontal web plate, the left side and the right side of the web plate extend downwards to form two wing plates which are opposite in parallel, a first rotating shaft is connected between the rear ends of the two wing plates and is connected with one end of the inclined strut through the first rotating shaft, a second rotating shaft is connected between the front ends of the two wing plates and is connected with one end of the front strut through the second rotating shaft, the inclined strut, the front strut, the inclined strut and the force transmission rod are all two pieces and are respectively arranged in a bilateral symmetry manner, and a third rotating shaft is connected in first hinge connection holes of the two inclined strut plates and is connected with the other end of the front strut through the third rotating shaft;

the two inclined supporting rods are respectively positioned on the outer sides of the two inclined supporting plates, the two front supporting rods are respectively positioned on the inner sides of the two inclined supporting plates, the elastic vibration damping unit is positioned between the two inclined supporting plates, the upper end of the elastic vibration damping unit is hinged with the hinge supporting lug arranged on the lower surface of the web plate in a protruding mode, and the lower end of the elastic vibration damping unit is connected with the corresponding hinge connecting holes of the two inclined supporting plates through the fourth rotating shaft.

3. The seat cushion structure according to claim 2, wherein: the two ends of the dowel bar are respectively and vertically connected with a cross shaft, the dowel bar is hinged with the inclined stay bars on the same side through the cross shaft at the upper end, and the dowel bar is connected with the corresponding hinge connecting holes of the inclined stay plates on the same side through the cross shaft at the lower end; the two force transfer rods are respectively positioned at the outer side or the inner side of the two inclined supporting plates.

4. The seat cushion structure according to claim 3, wherein: the dowel bar is positioned between the diagonal brace and the diagonal bracing plate on the same side, and the directions of the transverse shafts vertically connected with the two ends of the dowel bar are opposite.

5. The seat cushion structure according to any one of claims 1 to 4, wherein: the elastic vibration reduction unit is a hydraulic rod, a spiral pressure spring or a hydraulic spring rod.

6. A motorcycle characterized in that: comprising a seating pad structure according to any one of claims 1-5.

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