CN213921366U - Front wheel supporting and steering structure of double-front-wheel motorcycle - Google Patents
Front wheel supporting and steering structure of double-front-wheel motorcycle Download PDFInfo
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- CN213921366U CN213921366U CN202021863049.7U CN202021863049U CN213921366U CN 213921366 U CN213921366 U CN 213921366U CN 202021863049 U CN202021863049 U CN 202021863049U CN 213921366 U CN213921366 U CN 213921366U
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Abstract
The utility model provides a front wheel of two front wheel motorcycles supports and turns to structure, the frame is responsible for and is set up the fixing base, lower fixing base and the fixing base that resets, it includes single last xarm and single lower xarm to sway the device, the middle part of going up xarm and xarm down is responsible for swing joint with the frame respectively, the frame is responsible for and is fixed to set up the fixing base, fixed swing seat that sets up on last xarm, swing seat and last xarm synchronous swing, set up left side and sway the pneumatic cylinder and right side and sway the pneumatic cylinder between fixing base and swing seat, two hydraulic cylinder bodies of left side and right side and sway the pneumatic cylinder communicate through the hydraulic pressure pipeline, set up the switching valve that sways on the hydraulic pressure pipeline. The utility model discloses the structure is simpler, and mechanism operational reliability is higher, and assembly processing is more convenient, and the maintenance is easier. Swing the pneumatic cylinder through a left side, right side and lock parallelogram wabbler mechanism, can lock left and right shock attenuation pole through left and right shock attenuation pneumatic cylinder to can provide effectual support by the vehicle, adapt to different parking environment demands.
Description
Technical Field
The utility model relates to a technical field of motorcycle, a front wheel of two front wheel motorcycles supports and turns to structure 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.
From the point of view of the overall support structure characteristics between the cross-arm and the side-posts, there are two categories: the left and right shock absorbers are respectively positioned between the parallelogram structure and the left and right wheels and respectively buffer and attenuate the vibration of the wheels caused by uneven ground.
Go up the parallelogram structure and divide four xarm structures and three xarm structures again, four xarm structures are two xarms before, two back xarms on upper portion and two preceding, two back xarms of lower part assemble integrative swing jointly, three xarm structures: the upper part is only provided with a front cross arm which is assembled with the front and the rear cross arms at the lower part to swing together.
The existing supporting mechanism of the double-front-wheel motorcycle is relatively complex in structure, has more parts, higher assembling and processing requirements and higher maintenance cost.
In addition, the swing mechanism of the front wheel of the double-front-wheel motorcycle needs to be locked when the double-front-wheel motorcycle is parked, so that the double-front-wheel motorcycle is ensured to be in a peaceful and upright state, the existing locking device is generally locked by matching a pin with a turntable, the pin needs to be corresponding to a pin control on the turntable when the double-front-wheel motorcycle is locked, the operation is troublesome, the shock absorber cannot be locked in the double-front-wheel motorcycle in the prior art, the shock absorber is easy to deform when being subjected to external force after being locked so as to cause the overturn of the motorcycle, and the overturn is easy to occur due to unbalanced supporting force when the double-front-.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a front wheel supports and turns to structure 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 front wheel supporting and steering structure of a double-front-wheel motorcycle, which comprises a frame main pipe, a main shaft, a swinging device, a steering device and a supporting and damping device, wherein the frame main pipe is fixedly connected with a frame, the main shaft coaxially passes through the frame main pipe, the main shaft is respectively connected with a handlebar and the steering device, the supporting and damping device is connected with the swinging device, the lower end of the supporting and damping device is provided with a wheel, the steering device is driven by the handlebar to twist and drive the wheel to steer, the frame main pipe is provided with an upper fixed seat, a lower fixed seat and a reset fixed seat, the swinging device comprises a single upper cross arm and a single lower cross arm, the middle parts of the upper cross arm and the lower cross arm are respectively movably connected with the frame main pipe, the frame main pipe is fixedly provided with the fixed seat, the upper cross arm is fixedly provided with a swinging seat, the swinging seat and the upper cross arm synchronously swing, a left swinging hydraulic cylinder and a right swinging hydraulic cylinder are arranged between the fixed seat and the swinging seat, the two hydraulic cylinder bodies of the left swing hydraulic cylinder and the right swing hydraulic cylinder are communicated through a hydraulic pipeline, and a swing switch valve is arranged on the hydraulic pipeline.
The utility model discloses can also adopt following technical measure:
the upper end and the lower end of the left swing hydraulic cylinder and the right swing hydraulic cylinder are respectively hinged with the fixed seat and the swing seat; the left swing hydraulic cylinder and the right swing hydraulic cylinder are symmetrically arranged relative to the middle axial plane of the frame.
The supporting and damping device comprises a left supporting and damping device and a right supporting and damping device, the left supporting and damping device comprises a left supporting tube, a left supporting rod, a left supporting seat, a left damping rod and a left axle seat, the left supporting tube is respectively hinged with the left ends of an upper cross arm and a lower cross arm, the left supporting rod is coaxially and movably arranged in the left supporting tube, the lower end of the left supporting rod is fixedly connected with the left supporting seat, the upper end and the lower end of the left damping rod are respectively connected with the left supporting seat and the left axle seat, a left front wheel is arranged on the left axle seat, the right supporting and damping device comprises a right supporting tube, a right supporting rod, a right supporting seat, a right damping rod and a right axle seat, the right supporting tube is respectively hinged with the right ends of the upper cross arm and the lower cross arm, hinged seats are respectively arranged at the connecting positions of the left supporting tube and the right supporting tube corresponding to the upper cross arm and the lower cross arm, the right supporting rod is coaxially and movably arranged in the right supporting tube, and the lower end of the right supporting seat is fixedly connected with the right supporting seat, the upper end and the lower end of the right shock absorption rod are respectively connected with a right supporting seat and a right axle seat, and a right front wheel is arranged on the right axle seat; the steering device comprises a steering connecting rod, the middle part of the steering connecting rod is movably connected with the main shaft, the left end and the right end of the steering device are respectively movably connected with the left supporting rod and the right supporting rod, and the main shaft drives the left supporting rod and the right supporting rod to synchronously rotate when being twisted.
A left damping hydraulic cylinder is arranged between the left supporting seat and the left axle seat, the arrangement direction of the left damping hydraulic cylinder is parallel to that of the left damping rod, the left damping hydraulic cylinder is connected with the oil cylinder through a left hydraulic pipeline, and a left damping switch valve is arranged on the left hydraulic pipeline; set up right damping cylinder between right branch seat and the right wheel axle seat, right damping cylinder's the direction that sets up is parallel to each other with the direction that sets up of right shock attenuation pole, and right damping cylinder is connected with the hydro-cylinder through right hydraulic line, sets up right damping switch valve on the right hydraulic line.
The left damping switch valve and the right damping switch valve are the same damping switch valve, and the left hydraulic pipeline and the right hydraulic pipeline are controlled by the same damping switch valve to be connected with an oil way between the oil cylinder and the oil way after being converged.
The steering device in still include main steering panel, left side steering panel, right side steering panel, main steering seat, left side steering seat and right steering seat, main steering panel is fixed to be set up at the main shaft lower extreme, left side steering panel is fixed mutually with the left branch vaulting pole, right side steering panel is fixed mutually with the right branch vaulting pole, the articulated middle part that sets up at the connecting rod that turns to of main steering seat, main steering panel is articulated mutually with main steering seat, the articulated left end that sets up at the connecting rod that turns to of left side steering seat, the articulated right-hand member that sets up at the connecting rod that turns to of right side steering rod, left side steering panel is articulated mutually with left steering seat, right side steering panel is articulated mutually with right steering seat.
The main shaft, the left supporting rod and the right supporting rod are axially parallel to each other, and the main steering plate, the left steering plate and the right steering plate are respectively perpendicular to the axial direction of the main shaft.
A plurality of left shock absorption rods are arranged between the left supporting seat and the left axle seat, and all the left shock absorption rods are arranged in parallel; the right shock-absorbing rod that sets up between right branch seat and the right wheel axle seat is a plurality ofly.
The arrangement directions of the left damping rod, the right damping rod, the left damping hydraulic cylinder and the right damping hydraulic cylinder are parallel to the axial direction of the main shaft.
The utility model has the advantages and positive effects that:
the utility model discloses an among the front wheel support of two front wheel motorcycles the structure that turns to, adopt single last xarm and single lower xarm structure, the structure is simpler, and mechanism operational reliability is higher, and assembly processing is more convenient, and it is easier to maintain. Set up the fixing base on the frame is responsible for, set up simultaneously with the fixed swing seat of entablature to set up left side and sway the pneumatic cylinder with the right side between fixing base and swing seat, sway the hydraulic line between the pneumatic cylinder and realize the locking to parallelogram wabbler mechanism through the switching left and right, it is more stable during parking. In addition, the left and right shock absorption rods can be locked to stretch and retract through the left shock absorption hydraulic cylinder and the right shock absorption hydraulic cylinder, so that effective support can be provided for a vehicle when the vehicle is parked, and different parking environment requirements are met.
Drawings
Fig. 1 is a schematic view of a front wheel supporting steering structure of a motorcycle with two front wheels according to the present invention;
FIG. 2 is a front schematic view of the front wheel support steering structure of the dual front wheel motorcycle of the present invention;
FIG. 3 is a side schematic view of the front wheel support steering structure of the dual front wheel motorcycle of the present invention;
fig. 4 is a schematic plan view of the front wheel supporting steering structure of the motorcycle with two front wheels according to the present invention;
FIG. 5 is a rear schematic view of the front wheel support steering structure of the dual front wheel motorcycle of the present invention;
FIG. 6 is a schematic view of a hydraulic oil path between the left swing hydraulic cylinder and the right swing hydraulic cylinder in the front wheel supporting and steering structure of the dual front wheel motorcycle of the present invention;
fig. 7 is a schematic view of a hydraulic oil path between the left damping hydraulic cylinder and the right damping hydraulic cylinder in the front wheel supporting and steering structure of the double-front-wheel motorcycle of 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.
As shown in figures 1 to 7, the front wheel supporting and steering structure of a motorcycle with two front wheels of the utility model comprises a frame main pipe 1, a main shaft 2, a swinging device, a steering device and a supporting and damping device, wherein the frame main pipe is fixedly connected with the frame, the main shaft coaxially passes through the frame main pipe, the main shaft is respectively connected with the handlebar and the steering device, the upper end of the supporting and damping device is connected with the swinging device, the lower end of the supporting and damping device is provided with wheels, the steering device is driven by the handlebar to twist and drive the wheels to steer, the swinging device comprises a single upper cross arm 6 and a single lower cross arm 7, the middle parts of the upper cross arm and the lower cross arm are respectively movably connected with the frame main pipe, a fixed seat 5 is fixedly arranged on the frame main pipe, a swinging seat 8 is fixedly arranged on the upper cross arm, the swinging seat and the upper cross arm synchronously swing, a left swinging hydraulic cylinder 9a and a right swinging hydraulic cylinder 9b are arranged between the fixed seat and the swinging seat, the two hydraulic cylinder bodies of the left swing hydraulic cylinder 9a and the right swing hydraulic cylinder 9b are communicated through a hydraulic pipeline, and a swing switch valve 21 is arranged on the hydraulic pipeline.
The upper end and the lower end of the left swing hydraulic cylinder 9a and the right swing hydraulic cylinder 9b are respectively hinged with the fixed seat and the swing seat. When the swing switch valve is opened, the hydraulic pipelines communicating the left swing hydraulic cylinder and the right swing hydraulic cylinder are conducted, hydraulic oil in the two hydraulic cylinders can flow mutually, when a parallelogram swing mechanism consisting of the upper cross arm, the lower cross arm and the supporting shock absorber swings along with the upper cross arm due to operation of a driver or a driving condition, the swing seat swings synchronously along with the upper cross arm, so that the left swing hydraulic cylinder and the right swing hydraulic cylinder are driven to change, the swing hydraulic cylinder on one side is extruded to be shortened, the hydraulic oil flows into the hydraulic cylinder on the other side from the hydraulic pipeline in the hydraulic cylinder on the side, and the swing hydraulic cylinder on the other side extends. When the swing switch valve is closed, the hydraulic pipeline for communicating the left swing hydraulic cylinder and the right swing hydraulic cylinder is turned off, hydraulic oil in the two hydraulic cylinders is not communicated, the length of the swing hydraulic cylinders on the two sides cannot be changed, swing of the swing seat is limited, and therefore the parallelogram swing mechanism is locked, cannot swing, and accordingly balance and erection of a vehicle body can be guaranteed when the vehicle is locked. The left swing hydraulic cylinder, the right swing hydraulic cylinder, the hydraulic oil circuit and the swing switch valve form a hydraulic locking structure of the parallelogram swing mechanism together.
The left swing hydraulic cylinder and the right swing hydraulic cylinder are symmetrically arranged relative to the middle axial plane of the frame, so that the stress balance of two sides can be ensured when swing locking is carried out, the upper cross arm is in an initial state tending to balance, and the vehicle body can be conveniently erected.
The supporting and damping device comprises a left supporting and damping device and a right supporting and damping device, the left supporting and damping device comprises a left supporting pipe 10a, a left supporting rod 11a, a left supporting seat 12a, a left damping rod 13a and a left axle seat 14a, the left supporting pipe is respectively hinged with the left ends of an upper cross arm and a lower cross arm, the left supporting rod is coaxially and movably arranged in the left supporting pipe, the lower end of the left supporting rod is fixedly connected with the left supporting seat, the upper end and the lower end of the left damping rod are respectively connected with the left supporting seat and the left axle seat, a left front wheel is arranged on the left axle seat, the right supporting and damping device comprises a right supporting pipe 10b, a right supporting rod 11b, a right supporting seat 12b, a right damping rod 13b and a right axle seat 14b, the right supporting pipe is respectively hinged with the right ends of the upper cross arm and the lower cross arm, the connecting positions of the left supporting pipe and the right supporting pipe corresponding to the upper cross arm and the lower cross arm are respectively provided with a hinged seat 4, the right supporting rod is coaxially and movably arranged in the right supporting pipe, the lower end of the right supporting rod is fixedly connected with the right supporting seat, the upper end and the lower end of the right damping rod are respectively connected with the right supporting seat and a right wheel axle seat, and a right front wheel is arranged on the right wheel axle seat; the steering device comprises a steering connecting rod 15, the middle part of the steering connecting rod is movably connected with the main shaft, the left end and the right end of the steering device are respectively movably connected with the left supporting rod and the right supporting rod, and the main shaft drives the left supporting rod and the right supporting rod to synchronously rotate when being twisted, so that steering action is completed.
A left damping hydraulic cylinder 20a is arranged between the left supporting seat and the left axle seat, the arrangement direction of the left damping hydraulic cylinder is parallel to that of the left damping rod, the left damping hydraulic cylinder is connected with the oil cylinder through a left hydraulic pipeline, and a left damping switch valve is arranged on the left hydraulic pipeline; set up right damping hydraulic cylinder 20b between right branch seat and the right wheel axle seat, right damping hydraulic cylinder's the direction that sets up is parallel to each other with the direction that sets up of right shock attenuation pole, and right damping hydraulic cylinder is connected with the hydro-cylinder through right hydraulic line, sets up right damping switch valve on the right hydraulic line. The left and right damping switch valves respectively control oil paths corresponding to the left and right damping hydraulic cylinders, when the left and right damping switch valves are opened, the left and right damping hydraulic cylinders are respectively communicated with the oil cylinder, hydraulic oil in the left and right damping hydraulic cylinders can flow, the length of the left and right damping hydraulic cylinders can be changed according to actual working conditions, the left and right damping rods can freely stretch out and draw back and normally work, when the left and right damping switch valves are closed, hydraulic oil in the left and right damping hydraulic cylinders cannot flow, the length of the left and right damping hydraulic cylinders cannot be changed, the left and right damping rods are also limited by the left and right damping hydraulic rods and cannot freely stretch out and draw back, and the left and right damping rods cannot normally work. The left and right damping rods are locked and controlled by the left and right damping hydraulic cylinders.
The left damping switch valve and the right damping switch valve can be the same damping switch valve 22, and the left hydraulic pipeline and the right hydraulic pipeline are converged and then controlled by the same damping switch valve to be connected with the oil circuit between the oil cylinder 23, so that the structure and the oil circuit are simpler and easier to use.
The steering device further comprises a main steering plate 16, a left steering plate 17a, a right steering plate 17b, a main steering seat 18, a left steering seat 19a and a right steering seat 19b, the main steering plate is fixedly arranged at the lower end of the main shaft, the left steering plate is fixed with the left supporting rod, the right steering plate is fixed with the right supporting rod, the main steering seat is hinged to the middle of the steering connecting rod, the main steering plate is hinged to the main steering seat, the left steering seat is hinged to the left end of the steering connecting rod, the right steering rod is hinged to the right end of the steering connecting rod, the left steering plate is hinged to the left steering seat, and the right steering plate is hinged to the right steering seat.
The main shaft, the left supporting rod and the right supporting rod are axially parallel to each other, and the main steering plate, the left steering plate and the right steering plate are respectively perpendicular to the axial direction of the main shaft.
A plurality of left shock absorption rods are arranged between the left supporting seat and the left axle seat, and all the left shock absorption rods are arranged in parallel; the right shock-absorbing rods arranged between the right supporting seat and the right axle seat are multiple and arranged in parallel. The rigidity of the left and right shock absorption rods can be respectively improved, the number of the left shock absorption rods or the right shock absorption rods corresponding to wheels on the same side is reduced, the left shock absorption hydraulic cylinder and the right shock absorption hydraulic cylinder are correspondingly replaced, the damping of the left and right shock absorption rods is adjusted, the number and the production cost of the shock absorption rods are reduced, and the overall structure is simpler.
The arrangement directions of the left shock absorption rod, the right shock absorption rod, the left shock absorption hydraulic cylinder and the right shock absorption hydraulic cylinder are parallel to the axial direction of the main shaft.
The frame part is not the technical scope aimed at by the present application, and therefore, the detailed description is not needed, and the parts related to the frame on the attached drawings are only referred to by the position.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiment, but the present invention is not limited to the above embodiments, and any skilled person in the art can make some changes or modifications without departing from the technical scope of the present invention, and the present invention will be equivalent to the present invention.
Claims (9)
1. A front wheel supporting and steering structure of a double-front-wheel motorcycle comprises a frame main pipe, a main shaft, a swinging device, a steering device and a supporting and damping device, wherein the frame main pipe is fixedly connected with a frame, the main shaft coaxially penetrates through the frame main pipe, the main shaft is respectively connected with a handlebar and the steering device, the supporting and damping device is connected with the swinging device, the lower end of the supporting and damping device is provided with a wheel, the steering device is driven by the handlebar to twist and drive the wheel to steer, the front wheel supporting and steering structure is characterized in that an upper fixing seat, a lower fixing seat and a reset fixing seat are arranged on the frame main pipe, the swinging device comprises a single upper cross arm and a single lower cross arm, the middle parts of the upper cross arm and the lower cross arm are respectively movably connected with the frame main pipe, the frame is fixedly provided with the fixing seat, the upper cross arm is fixedly provided with a swinging seat, the swinging seat and the upper cross arm synchronously swing, a left swinging hydraulic cylinder and a right swinging hydraulic cylinder are arranged between the fixing seat and the swinging seat, the two hydraulic cylinder bodies of the left swing hydraulic cylinder and the right swing hydraulic cylinder are communicated through a hydraulic pipeline, and a swing switch valve is arranged on the hydraulic pipeline.
2. A front wheel supporting steering structure of a motorcycle with two front wheels according to claim 1, wherein: the upper end and the lower end of the left swing hydraulic cylinder and the right swing hydraulic cylinder are respectively hinged with the fixed seat and the swing seat; the left swing hydraulic cylinder and the right swing hydraulic cylinder are symmetrically arranged relative to the middle axial plane of the frame.
3. The front wheel-supporting steering structure of a motorcycle with two front wheels according to claim 1 or 2, wherein: the supporting and damping device comprises a left supporting and damping device and a right supporting and damping device, the left supporting and damping device comprises a left supporting pipe, a left supporting rod, a left supporting seat, a left damping rod and a left axle seat, the left supporting pipe is respectively hinged with the left ends of an upper cross arm and a lower cross arm, the left supporting rod is coaxially and movably arranged in the left supporting pipe, the lower end of the left supporting rod is fixedly connected with the left supporting seat, the upper end and the lower end of the left damping rod are respectively connected with the left supporting seat and the left axle seat, a left front wheel is arranged on the left axle seat, the right supporting and damping device comprises a right supporting pipe, a right supporting rod, a right supporting seat, a right damping rod and a right axle seat, the right supporting pipe is respectively hinged with the right ends of the upper cross arm and the lower cross arm, the connecting positions of the left supporting pipe and the right supporting pipe corresponding to the upper cross arm and the lower cross arm are respectively provided with a hinged seat, the right supporting rod is coaxially and movably arranged in the right supporting pipe, and the lower end of the right supporting rod is fixedly connected with the right supporting seat, the upper end and the lower end of the right shock absorption rod are respectively connected with a right supporting seat and a right axle seat, and a right front wheel is arranged on the right axle seat; the steering device comprises a steering connecting rod, the middle part of the steering connecting rod is movably connected with the main shaft, the left end and the right end of the steering device are respectively movably connected with the left supporting rod and the right supporting rod, and the main shaft drives the left supporting rod and the right supporting rod to synchronously rotate when being twisted.
4. A front wheel supporting steering structure of a motorcycle with two front wheels according to claim 3, wherein: a left damping hydraulic cylinder is arranged between the left supporting seat and the left wheel axle seat, the arrangement direction of the left damping hydraulic cylinder is parallel to that of the left damping rod, the left damping hydraulic cylinder is connected with an oil cylinder through a left hydraulic pipeline, and a left damping switch valve is arranged on the left hydraulic pipeline; set up right damping cylinder between right branch seat and the right wheel axle seat, right damping cylinder's the direction that sets up is parallel to each other with the direction that sets up of right shock attenuation pole, and right damping cylinder is connected with the hydro-cylinder through right hydraulic line, sets up right damping switch valve on the right hydraulic line.
5. The front wheel support steering structure of a motorcycle with two front wheels according to claim 4, wherein: the left damping switch valve and the right damping switch valve are the same damping switch valve, and the left hydraulic pipeline and the right hydraulic pipeline are controlled by the same damping switch valve to be connected with an oil way of the oil cylinder after being converged.
6. The front wheel support steering structure of a motorcycle with two front wheels according to claim 5, wherein: still include main steering panel among the device that turns to, left side steering panel, right side steering panel, main seat that turns to, left side steering seat and right steering seat, main steering panel is fixed to be set up at the main shaft lower extreme, left side steering panel is fixed mutually with the left branch vaulting pole, right side steering panel is fixed mutually with the right branch vaulting pole, main steering seat articulates the middle part that sets up at the connecting rod that turns to, main steering panel is articulated mutually with main steering seat, left side steering seat articulates the left end that sets up at the connecting rod that turns to, right side steering rod articulates the right-hand member that sets up at the connecting rod that turns to, left side steering panel is articulated mutually with left steering seat, right side steering panel is articulated mutually with right steering seat.
7. The front wheel-supporting steering structure of a motorcycle with two front wheels according to claim 6, wherein: the main shaft, the left supporting rod and the right supporting rod are axially parallel to each other, and the main steering plate, the left steering plate and the right steering plate are respectively perpendicular to the axial direction of the main shaft.
8. A front wheel supporting steering structure of a motorcycle with two front wheels according to claim 7, wherein: a plurality of left shock absorption rods are arranged between the left supporting seat and the left axle seat, and all the left shock absorption rods are arranged in parallel; the right shock-absorbing rod that sets up between right branch seat and the right wheel axle seat is a plurality ofly.
9. A front wheel supporting steering structure of a motorcycle with two front wheels according to claim 8, wherein: the arrangement directions of the left shock absorption rod, the right shock absorption rod, the left shock absorption hydraulic cylinder and the right shock absorption hydraulic cylinder are parallel to the axial direction of the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863049.7U CN213921366U (en) | 2020-09-01 | 2020-09-01 | Front wheel supporting and steering structure of double-front-wheel motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863049.7U CN213921366U (en) | 2020-09-01 | 2020-09-01 | Front wheel supporting and steering structure of double-front-wheel motorcycle |
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| Publication Number | Publication Date |
|---|---|
| CN213921366U true CN213921366U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021863049.7U Active CN213921366U (en) | 2020-09-01 | 2020-09-01 | Front wheel supporting and steering structure of double-front-wheel motorcycle |
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| Country | Link |
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| CN (1) | CN213921366U (en) |
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