CN210027728U - Supporting steering mechanism of double front wheel motorcycle - Google Patents
Supporting steering mechanism of double front wheel motorcycle Download PDFInfo
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- CN210027728U CN210027728U CN201920449915.9U CN201920449915U CN210027728U CN 210027728 U CN210027728 U CN 210027728U CN 201920449915 U CN201920449915 U CN 201920449915U CN 210027728 U CN210027728 U CN 210027728U
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Abstract
A supporting steering mechanism of a double-front-wheel motorcycle comprises a fixed seat, an upper cross arm, a lower cross arm, a damping device, a wheel mounting seat and a steering device; the upper cross arm comprises a left upper cross arm and a right upper cross arm which are hinged with the fixing seat, the cross arm comprises a left lower cross arm and a right lower cross arm which are hinged with the fixing seat, the damping device comprises a swinging support arm, a left damping column and a right damping column, the middle part of the swinging support arm is hinged with the fixing seat, and the left damping column and the right damping column are arranged between the swinging support arm and the left lower cross arm as well as between the swinging support arm and the right lower cross arm; the steering device comprises a main shaft, a steering support seat, a steering swing rod, a steering knuckle, a left steering arm and a right steering arm. The utility model discloses a weight is lighter, and the structure is simpler, and the fixing base is an overall structure, and mechanical structure is better, adds man-hour and all easier when assembling. The utility model discloses the integrated configuration by a plurality of parts is accomplished and is turned to the action, makes when having saved the processing cost turn to the flow more smoothly.
Description
Technical Field
The utility model relates to a technical field of motorcycle, a support steering mechanism of two front wheel motorcycles specifically says so.
Background
The existing motorcycle usually adopts a two-wheel or three-wheel structure, the front wheels are the steering mechanism of the motorcycle, the driver changes the advancing direction of the motorcycle by operating and rotating a handle, and the motorcycle with the three-wheel structure is easier to be mastered by the driver than the motorcycle with the two-wheel structure. The traditional motor tricycle generally adopts a structure that a single wheel is arranged in front of the motor tricycle and two wheels are arranged behind the motor tricycle, and the structure has the problem of steering stability, so that the motor tricycle cannot turn under the condition of high speed, and otherwise can turn sideways; in addition, the traditional motor tricycle can only be suitable for relatively flat road surfaces, and when the road surfaces have large fluctuation, the damping structures of the front wheel and the rear wheel of the traditional tricycle have large potential safety hazards.
In recent years, various motorcycle manufacturers have searched for and researched motorcycles with double front wheels, wherein the motorcycles are provided with a left front wheel and a right front wheel which are arranged side by side, the rear wheel is a single wheel, and the left front wheel and the right front wheel are both steering mechanisms, so that the vehicles are guided to steer, the overall gravity center distribution of the vehicles is more reasonable, and the vehicles are more stable during driving.
In patent No. CN103153769, filed by bia joe company, a tiltable motorcycle is disclosed, having two front steering wheels, in which a frame, two front steering wheels, a steering tube rotatably connected to the frame and rigidly connected to a support assembly, one for each steering wheel, is provided, a steering group comprising a steering tube, two side posts, and an upper front cross arm, a lower front cross arm, an upper rear cross arm, and a lower rear cross arm connected to the steering tube and the side posts, respectively, and the upper front cross arm, the lower front cross arm, the upper rear cross arm, and the lower rear cross arm function to support a vehicle body, and the upper front cross arm, the lower front cross arm, the upper rear cross arm, and the lower rear cross arm simultaneously rotate with respect to the steering tube along with a turn or a undulation of a road surface while the motorcycle is traveling, thereby ensuring stability of the vehicle body.
The supporting mechanism of the existing double-front-wheel motorcycle is relatively complex, the middle of the fixing seat part connected with the frame is often hollowed out in a complex manner in order to ensure the cooperative work of the left side mechanism and the right side mechanism, the processing is relatively difficult, and meanwhile, in order to obtain corresponding supporting strength and prevent the breakage in use, all stress parts must also reach a large enough size so as to ensure that the stress position has a large enough solid section, thereby increasing the weight of the motorcycle. The existing steering mechanism generally adopts rigid connecting rod transmission, the weight increasing trend is increased for ensuring the normal work of the steering mechanism of the double-front-wheel motorcycle, and the existing steering mechanism has higher requirement on the matching degree of components, so higher processing precision is needed, the steering operation is not flexible in the use of the motorcycle, and in addition, the energy consumption is also increased relatively.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a support steering mechanism of two front wheel motorcycles.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be:
the utility model discloses a supporting steering mechanism of a double-front-wheel motorcycle, which comprises a fixed seat, an upper cross arm, a lower cross arm, a damping device, a wheel mounting seat and a steering device; wherein the fixed seat is obliquely arranged to form a foundation for supporting the wheel; the upper cross arm comprises a left upper cross arm and a right upper cross arm, the left upper cross arm and the right upper cross arm are hinged with the fixing seat, the lower cross arm comprises a left lower cross arm and a right lower cross arm, and the left lower cross arm and the right lower cross arm are hinged with the fixing seat; the damping device comprises a swinging support arm, a left damping column and a right damping column, the swinging support arm is of an integrally formed structure, the middle part of the swinging support arm is hinged with the fixed seat, the upper end of the left damping column is hinged with the left end of the swinging support arm, the lower end of the left damping column is hinged with the left lower cross arm, the upper end of the right damping column is hinged with the right end of the swinging support arm, and the lower end of the right damping column is hinged with the right lower cross arm; the wheel mounting seat comprises a left wheel mounting seat and a right wheel mounting seat, the upper end and the lower end of the left wheel mounting seat are respectively provided with an upper left mounting table and a lower left mounting table, an upper left cross arm is hinged with the upper left mounting table, a lower left cross arm is hinged with the lower left mounting table, the left end of the left wheel mounting seat is connected with a left wheel, the upper end and the lower end of the right wheel mounting seat are respectively provided with an upper right mounting table and a lower right mounting table, the upper right cross arm is hinged with the upper right mounting table, the lower right cross arm is hinged with the lower right mounting table, and the right end of the right wheel mounting seat is connected with a right wheel; the steering device comprises a main shaft, a steering supporting seat, a steering swing rod, a steering knuckle, a left steering arm and a right steering arm, wherein the steering supporting seat is arranged on the front side of the fixing seat, the main shaft penetrates through the steering supporting seat, the lower end of the main shaft is connected with the steering swing rod, the rear end of the steering swing rod is fixed with the main shaft, the steering knuckle is movably arranged at the front end of the steering swing rod, the right end of the left steering arm and the left end of the right steering arm are hinged to the steering knuckle simultaneously, the left end of the left steering arm is hinged to the left wheel mounting seat, and the right end of the right steering arm is hinged to the right wheel.
The utility model discloses can also adopt following technical measure:
the axial direction of the main shaft is the same as the arrangement direction of the fixed seat, and the central axis of the main shaft falls into the central axis of the fixed seat.
The left steering arm comprises a left swing arm and a left steering rod, the right steering arm comprises a right swing arm and a right steering rod, the left end of the left swing arm is connected with the left steering rod, a left steering seat is arranged on the left wheel mounting seat, the left steering rod is movably connected with the left steering seat, the right end of the right swing arm is connected with the right steering rod, a right steering seat is arranged on the right wheel mounting seat, and the right steering rod is movably connected with the right steering seat.
The swing support arm penetrates through the fixed seat and is hinged with the fixed seat, and the hinged position of the swing support arm and the fixed seat is higher than the hinged position of the upper left swing arm and the hinged position of the upper right swing arm and the fixed seat.
The left damping column and the right damping column are spring columns respectively, and the arrangement direction of the left damping column and the arrangement direction of the right damping column are parallel to the middle axial plane of the fixing seat respectively.
The left upper cross arm and the right upper cross arm are hinged with the fixing base through upper hinge shafts, the left lower cross arm and the right lower cross arm are hinged with the fixing base through lower hinge shafts, and the swinging support arm is hinged with the fixing base through a swinging hinge shaft.
The left steering seat is provided with a left steering joint, the left steering rod is hinged with the left steering joint, the right steering seat is provided with a right steering joint, and the right steering rod is hinged with the right steering joint.
The left swing arm and the right swing arm are hinged with the steering knuckle through rotating hinge shafts.
The utility model has the advantages and positive effects that:
the utility model discloses an among the support steering mechanism of two front wheel motorcycles, the fixing base is platelike structure, goes up the xarm, the xarm down and sways the support arm and be connected with the fixing base, and mounting structure is simpler, and mechanical structure is better, and it is all easier with during the assembly to add man-hour. The steering structure is provided with a plurality of movable connecting structures from the main shaft to the wheel mounting seat, the steering action is completed by the combined structure of a plurality of parts, the movable connecting structures of the parts can make up the accuracy deficiency of part processing and assembly, and the steering process is smoother while the processing cost is saved. In addition, the spring columns arranged between the swing supporting arms and the lower cross arm can save materials, reduce the vehicle weight and effectively reduce the vehicle body vibration when the vehicle runs on a complex road surface, and improve the comfort of a driver.
Drawings
FIG. 1 is a schematic view of a support steering mechanism for a motorcycle with two front wheels according to the present invention in assembled use;
FIG. 2 is a front schematic view of the support steering mechanism of the dual front motorcycle of the present invention;
FIG. 3 is a rear schematic view of the support steering mechanism of the dual front motorcycle of the present invention;
FIG. 4 is a side schematic view of the support steering mechanism of the dual front wheel motorcycle of the present invention;
FIG. 5 is a top schematic view of the support steering mechanism of the dual front motorcycle of the present invention;
fig. 6 is a schematic bottom view of the supporting and steering mechanism of the motorcycle with two front wheels according to the present invention.
Detailed Description
The technical solution of the present invention is explained in detail by the accompanying drawings and the specific embodiments.
The directions of all the parts in the utility model are forward directions which are the directions of the motorcycle when the motorcycle normally runs forward, and backward directions which are the directions deviating from the forward directions; the utility model provides a left side and right side all correspond with the driver visual angle that is located the motorcycle driving position. Since the installation directions of the fixed seat and the main shaft in actual use form a certain inclination angle with the horizontal plane, in order to conveniently show the structure, the view directions in fig. 2 to 6 are parallel or perpendicular to the installation direction of the main shaft. In order to make the illustration more clear, the left wheel connecting seat, the left steering arm and the left steering rod are removed in fig. 4.
As shown in fig. 1 to 6, the supporting steering mechanism of a motorcycle with two front wheels of the present invention comprises a fixed seat 1, an upper cross arm, a lower cross arm, a damping device, a wheel mounting seat and a steering device; wherein the fixed seat is obliquely arranged and forms a certain angle with the ground when the fixed seat is used on a horizontal plane, the fixed seat is fixedly connected with the frame 2, the connection between the fixed seat and the frame is a conventional connection mode in the field, such as welding, riveting, screw connection and the like, so that a connection structure is not shown, and the fixed seat is used as a foundation for supporting wheels; the upper cross arm comprises a left upper cross arm 3 and a right upper cross arm 4, the left upper cross arm and the right upper cross arm are hinged with the fixing base, the left upper cross arm can be arranged into an integrally formed left upper front cross arm and a left upper rear cross arm, the left upper front cross arm and the left upper rear cross arm are hinged with the fixing base at the same time, the upper cross arm is stressed less relative to the lower cross arm, so as to avoid the interference between the steering device and the upper cross arm according to the actual situation, in the embodiment, the left upper front cross arm is omitted, only the left upper rear cross arm is left, correspondingly, the right upper cross arm can be arranged into an integrally formed right upper front cross arm and a right upper rear cross arm, in the embodiment, only the right upper rear cross arm is left, the lower cross arm comprises a left lower cross arm 5 and a right lower cross arm 6, the left lower cross arm is hinged with the fixing base, the left lower cross arm can be arranged into an integrally formed left lower, the left lower front cross arm and the left lower rear cross arm are hinged with the fixed seat, the right lower cross arm can be provided with a right lower front cross arm 6a and a right lower rear cross arm 6b which are integrally formed, and the right lower front cross arm and the right lower rear cross arm are simultaneously hinged with the fixed seat; the damping device comprises a swinging support arm 7, a left damping column 8a and a right damping column 8b, the swinging support arm is of an integrally formed structure, the middle part of the swinging support arm is hinged with a fixed seat, the upper end of the left damping column is hinged with the left end of the swinging support arm, the lower end of the left damping column is hinged with a left lower cross arm, the upper end of the right damping column is hinged with the right end of the swinging support arm, the lower end of the right damping column is hinged with a right lower cross arm, a left damping seat 9 integrated with the left lower cross arm is arranged between the left lower front cross arm and the left lower rear cross arm, the lower end of the left damping column is hinged with the left damping seat, a right damping seat 10 integrated with the right lower cross arm is arranged between the right lower front cross arm and the right lower rear; the wheel mounting seat comprises a left wheel mounting seat 11 and a right wheel mounting seat 12, the upper end and the lower end of the left wheel mounting seat are respectively provided with an upper left mounting table 13 and a lower left mounting table 14, an upper left cross arm is hinged with the upper left mounting table, a lower left cross arm is hinged with the lower left mounting table, the left end of the left wheel mounting seat is connected with a left wheel 15, the upper end and the lower end of the right wheel mounting seat are respectively provided with an upper right mounting table 16 and a lower right mounting table 17, the upper right cross arm is hinged with the upper right mounting table, the lower right cross arm is hinged with the lower right mounting table, and the right end of the right wheel mounting seat is connected with a right wheel 18; the steering device comprises a main shaft 19, a steering support seat 20, a steering swing rod 21, a steering knuckle 22, a left steering arm and a right steering arm, wherein the steering support seat 20 is arranged at the front side of a fixed seat, the main shaft penetrates through the steering support seat, a bearing is arranged between the main shaft and the steering support seat, the axial direction of the bearing in the steering support seat is consistent with the arrangement direction of the main shaft, so that the main shaft can be ensured to flexibly rotate in the steering support seat, the lower end of the main shaft is connected with the steering swing rod, the rear end of the steering swing rod and the main shaft are fixed to synchronously rotate along with the main shaft, the front end of the steering swing rod is movably provided with the steering knuckle, the shaft at the upper end of the steering knuckle is connected with the steering swing rod through the bearing, the right end of the left steering arm and the left end of the right steering arm are simultaneously hinged with the lower end of the steering knuckle, the steering swing, the right end of the right steering arm is hinged with the right wheel mounting seat.
The fixing seat is of a plate-shaped structure, the axial direction of the main shaft is the same as the arrangement direction of the fixing seat, and the central axis of the main shaft falls into the central axis surface of the fixing seat, so that the mechanical stability of the whole structure is ensured, and the main shaft, the fixing seat and the steering shaft are all positioned at the position of the central axis surface relative to the motorcycle, so that deviation cannot occur during steering.
The left steering arm includes left swing arm 23 and left steering column 24, and the right steering arm includes right swing arm 25 and right steering column 26, and the left end of left swing arm links to each other with left steering column, sets up the left seat that turns to on the left wheel mount pad, and left steering column and left seat swing joint turn to, and the right-hand member of right swing arm links to each other with right steering column, sets up right seat 34 that turns to on the right wheel mount pad, right steering column and right seat swing joint turn to.
The fixing seat is provided with a mounting hole 27, the swing supporting arm penetrates through the fixing seat in the mounting hole and is hinged with the fixing seat, and the hinged position of the swing supporting arm and the fixing seat is higher than the hinged position of the upper left swing arm and the upper right swing arm and the fixing seat. The swing support arm is of an integral structure, a left shock absorption column and a right shock absorption column which are connected with the two ends of the swing support arm form an integral stress structure, and the shock absorption columns on the two sides deform and absorb shock together.
The left shock absorption column and the right shock absorption column are spring columns respectively, the setting direction of the left shock absorption column and the setting direction of the right shock absorption column are parallel to the middle axial plane of the fixing seat respectively, and the left shock absorption column and the right shock absorption column are extruded by the left lower cross arm and the right lower cross arm when the road surface is uneven to deform and the deformation direction is formed.
The left upper cross arm and the right upper cross arm are simultaneously hinged with the fixing base through the upper hinge shaft 28, the left lower cross arm and the right lower cross arm are simultaneously hinged with the fixing base through the lower hinge shaft 29, and the swing support arm is hinged with the fixing base through the swing hinge shaft 30, so that the connection structure is simplified.
The left steering seat is provided with a left steering joint 31, the left steering rod is hinged with the left steering joint, the right steering seat is provided with a right steering joint 32, and the right steering rod is hinged with the right steering joint. The left steering joint can be for the left steering seat rotary drum, and the right steering joint can be for the right steering seat rotation.
The left swing arm and the right swing arm are hinged with a steering knuckle through a rotating hinge shaft 33, and the steering knuckle connected with the main shaft synchronously drives the left swing arm and the right swing arm to move, so that the left steering rod and the right steering rod drive wheels to steer.
The steering device is arranged on the front side of the fixed seat, the whole structure is simpler, and the structure that the main shaft and the steering oscillating bar synchronously rotate is easier to use and is not easy to interfere with other parts.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, but the present invention is not limited to the above description, and any person skilled in the art can make some changes or modifications a by using the disclosed technical content without departing from the technical scope of the present invention, and the present invention is equivalent to the above description.
Claims (8)
1. A supporting steering mechanism of a double-front-wheel motorcycle is characterized by comprising a fixed seat, an upper cross arm, a lower cross arm, a damping device, a wheel mounting seat and a steering device; wherein the fixed seat is obliquely arranged to form a foundation for supporting the wheel; the upper cross arm comprises a left upper cross arm and a right upper cross arm, the left upper cross arm and the right upper cross arm are hinged with the fixing seat, the lower cross arm comprises a left lower cross arm and a right lower cross arm, and the left lower cross arm and the right lower cross arm are hinged with the fixing seat; the damping device comprises a swinging support arm, a left damping column and a right damping column, the swinging support arm is of an integrally formed structure, the middle part of the swinging support arm is hinged with the fixed seat, the upper end of the left damping column is hinged with the left end of the swinging support arm, the lower end of the left damping column is hinged with the left lower cross arm, the upper end of the right damping column is hinged with the right end of the swinging support arm, and the lower end of the right damping column is hinged with the right lower cross arm; the wheel mounting seat comprises a left wheel mounting seat and a right wheel mounting seat, the upper end and the lower end of the left wheel mounting seat are respectively provided with an upper left mounting table and a lower left mounting table, an upper left cross arm is hinged with the upper left mounting table, a lower left cross arm is hinged with the lower left mounting table, the left end of the left wheel mounting seat is connected with a left wheel, the upper end and the lower end of the right wheel mounting seat are respectively provided with an upper right mounting table and a lower right mounting table, the upper right cross arm is hinged with the upper right mounting table, the lower right cross arm is hinged with the lower right mounting table, and the right end of the right wheel mounting seat is connected with a right wheel; the steering device comprises a main shaft, a steering supporting seat, a steering swing rod, a steering knuckle, a left steering arm and a right steering arm, wherein the steering supporting seat is arranged on the front side of the fixing seat, the main shaft penetrates through the steering supporting seat, the lower end of the main shaft is connected with the steering swing rod, the rear end of the steering swing rod is fixed with the main shaft, the steering knuckle is movably arranged at the front end of the steering swing rod, the right end of the left steering arm and the left end of the right steering arm are hinged to the steering knuckle simultaneously, the left end of the left steering arm is hinged to the left wheel mounting seat, and the right end of the right steering arm is hinged to the right wheel.
2. The support steering mechanism for a motorcycle with two front wheels according to claim 1, wherein: the axial direction of the main shaft is the same as the arrangement direction of the fixed seat, and the central axis of the main shaft falls into the central axis of the fixed seat.
3. The support steering mechanism for a motorcycle with two front wheels according to claim 1 or 2, wherein: the left steering arm comprises a left swing arm and a left steering rod, the right steering arm comprises a right swing arm and a right steering rod, the left end of the left swing arm is connected with the left steering rod, a left steering seat is arranged on the left wheel mounting seat, the left steering rod is movably connected with the left steering seat, the right end of the right swing arm is connected with the right steering rod, a right steering seat is arranged on the right wheel mounting seat, and the right steering rod is movably connected with the right steering seat.
4. A support steering mechanism for a motorcycle with two front wheels according to claim 3, wherein: the swing support arm penetrates through the fixing seat and is hinged with the fixing seat, and the hinged position of the swing support arm and the fixing seat is higher than the hinged position of the upper left swing arm and the hinged position of the upper right swing arm and the fixing seat.
5. The support steering mechanism for a motorcycle with two front wheels according to claim 4, wherein: the left shock absorption column and the right shock absorption column are spring columns respectively, and the arrangement direction of the left shock absorption column and the arrangement direction of the right shock absorption column are parallel to the middle axial plane of the fixed seat respectively.
6. The support steering mechanism for a motorcycle with two front wheels according to claim 5, wherein: the left upper cross arm and the right upper cross arm are hinged to the fixing base through upper hinge shafts, the left lower cross arm and the right lower cross arm are hinged to the fixing base through lower hinge shafts, and the swinging support arm is hinged to the fixing base through a swinging hinge shaft.
7. The support steering mechanism for a motorcycle with two front wheels according to claim 6, wherein: the left steering seat is provided with a left steering joint, the left steering rod is hinged with the left steering joint, the right steering seat is provided with a right steering joint, and the right steering rod is hinged with the right steering joint.
8. The support steering mechanism for a motorcycle with two front wheels according to claim 7, wherein: the left swing arm and the right swing arm are hinged with the steering knuckle through rotating hinge shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920449915.9U CN210027728U (en) | 2019-04-04 | 2019-04-04 | Supporting steering mechanism of double front wheel motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920449915.9U CN210027728U (en) | 2019-04-04 | 2019-04-04 | Supporting steering mechanism of double front wheel motorcycle |
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| Publication Number | Publication Date |
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| CN210027728U true CN210027728U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920449915.9U Active CN210027728U (en) | 2019-04-04 | 2019-04-04 | Supporting steering mechanism of double front wheel motorcycle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109878616A (en) * | 2019-04-04 | 2019-06-14 | 天津内燃机研究所（天津摩托车技术中心） | The support steering mechanism of two front wheels motorcycle |
| WO2022267071A1 (en) * | 2021-06-21 | 2022-12-29 | 浙江朗翔实业有限公司 | Vehicle suspension apparatus |
-
2019
- 2019-04-04 CN CN201920449915.9U patent/CN210027728U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109878616A (en) * | 2019-04-04 | 2019-06-14 | 天津内燃机研究所（天津摩托车技术中心） | The support steering mechanism of two front wheels motorcycle |
| WO2022267071A1 (en) * | 2021-06-21 | 2022-12-29 | 浙江朗翔实业有限公司 | Vehicle suspension apparatus |
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