CN107757759B - Auxiliary wheel strutting arrangement and vehicle - Google Patents
Auxiliary wheel strutting arrangement and vehicle Download PDFInfo
- Publication number
- CN107757759B CN107757759B CN201710804364.9A CN201710804364A CN107757759B CN 107757759 B CN107757759 B CN 107757759B CN 201710804364 A CN201710804364 A CN 201710804364A CN 107757759 B CN107757759 B CN 107757759B
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- fixing frame
- pawl
- wheel
- vehicle
- ratchet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62H—CYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFT OF CYCLES; LOCKS INTEGRAL WITH CYCLES; DEVICES FOR LEARNING TO RIDE CYCLES
- B62H1/00—Supports or stands forming part of or attached to cycles
- B62H1/02—Articulated stands, e.g. in the shape of hinged arms
- B62H1/04—Substantially U-shaped stands for embracing the rear wheel
Abstract
The invention provides an auxiliary wheel supporting device and a vehicle, wherein the auxiliary wheel supporting device comprises: the first fixing frame is fixedly arranged on the vehicle, a movable supporting rod is arranged on the first fixing frame, and a roller is arranged on the supporting rod; the ratchet mechanism comprises a ratchet wheel and a pawl assembly which are matched, and the pawl assembly comprises a driving pawl and a stopping pawl; one end of the first traction assembly is connected with the supporting rod, and the other end of the first traction assembly is connected with the ratchet wheel; when the driving pawl drives the ratchet wheel to rotate, the first traction assembly moves along with the ratchet wheel, so that the support rod drives the roller wheel to descend or ascend, and when the ratchet wheel rotates by a preset angle, the stopping pawl is clamped with the ratchet wheel to limit the ratchet wheel to rotate in the opposite direction. The auxiliary wheel supporting device provided by the invention can conveniently realize parking and parking, has an anti-theft function, is simple in structure, safe and reliable, and can replace a rear wheel assembly of a vehicle by using the roller wheel, so that the vehicle can continuously run under the condition of failure of the rear wheel assembly.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to an auxiliary wheel supporting device and a vehicle.
Background
At present, traditional two-wheeled motorcycle, two-wheeled electric motor car and two-wheeled bicycle when the parking is parked, all adopt well support form to need mention hard, very inconvenient when leading to the parking to park, user experience is relatively poor.
In the related art, an electric supporting device is provided, but the electric supporting device cannot be used in a two-wheeled vehicle due to various factors such as a complicated structure, an excessively long operation time, and an excessively high cost.
In addition, still provide an adopt the gyro wheel to be used for the device that two wheeler parking was parked, however, it needs two actuating mechanism to control the gyro wheel respectively and goes up and down, and the operation is got up very inconveniently, and does not have the structure that prevents the gyro wheel and rise during the parking, does not have parking lock solid function promptly, when receiving slight collision or rocking, makes the two wheeler tumble very easily, causes the two wheeler to have stolen potential safety hazard simultaneously, because the device only has one spacing, can't make the wheel assembly continue the lifting during the parking, the practicality is relatively poor.
Disclosure of Invention
In order to solve at least one of the above technical problems, an object of the present invention is to provide an auxiliary wheel supporting apparatus.
Another object of the present invention is to provide a vehicle having the auxiliary wheel supporting apparatus.
To achieve the above object, an embodiment of a first aspect of the present invention provides an auxiliary wheel supporting apparatus adapted to a vehicle, including: the first fixing frame is fixedly arranged on the vehicle, a movable supporting rod is arranged on the first fixing frame, and a roller is arranged on the supporting rod; the ratchet mechanism comprises a ratchet wheel and a pawl assembly which are matched, and the pawl assembly comprises a driving pawl and a stopping pawl; one end of the first traction assembly is connected with the supporting rod, and the other end of the first traction assembly is connected with the ratchet wheel; when the driving pawl drives the ratchet wheel to rotate, the first traction assembly moves along with the ratchet wheel, so that the support rod drives the roller wheel to descend or ascend, and when the ratchet wheel rotates by a preset angle, the stopping pawl is clamped with the ratchet wheel to limit the ratchet wheel to rotate in the opposite direction.
According to the auxiliary wheel supporting device provided by the invention, the movable supporting rod is arranged on the first fixing frame of the vehicle, the roller is arranged on the supporting rod, the ratchet mechanism is arranged, specifically, the ratchet mechanism comprises the ratchet wheel and the pawl component which are matched, the pawl component comprises the driving pawl and the stopping pawl, the ratchet wheel can be driven to rotate when the driving pawl moves, and the ratchet wheel is connected with the supporting rod through the first traction component, so that the roller can be driven to descend or ascend by the supporting rod through the first traction component when the ratchet wheel rotates.
Further, if when the driving pawl drives the ratchet wheel to rotate, the first traction assembly moves along with the ratchet wheel, the supporting rod drives the roller to descend, and the ratchet wheel can be clamped with the stopping pawl when rotating by a preset angle, so that the roller can descend to a preset height position and be fixed at the preset height position, the purpose of supporting by using the supporting rod and the roller is achieved, parking and parking are achieved, or the roller can be used for replacing a wheel assembly of a vehicle, and the vehicle can continue to run when the wheel assembly is damaged.
The ratchet wheels with different structures and sizes, the driving pawl and the stopping pawl matched with the ratchet wheels can be selected, and the tooth structures on the peripheral surfaces of the ratchet wheels are different, so that the preset angle can be any angle value and multiple of the angle value.
In addition, due to the fact that the stopping pawl is arranged, when the driving pawl is separated from the ratchet wheel, the stopping pawl can limit the ratchet wheel to rotate in the opposite direction, so that the driving pawl can continuously drive the ratchet wheel to rotate when reciprocating motion is carried out, the supporting rod can drive the roller to descend to a position lower than a vehicle wheel assembly, the vehicle is lifted to a certain height, and the vehicle can be conveniently maintained.
Optionally, the first traction assembly is a rope, and specifically, a steel wire rope can be selected and sleeved in the protection hose.
In addition, the auxiliary wheel supporting device provided by the invention in the above embodiment may further have the following additional technical features:
among the above-mentioned technical scheme, preferably, first mount is connected with the back chain stay fixed connection of vehicle, and the bracing piece is the U-shaped, and at least one gyro wheel is connected respectively to two open ends of bracing piece, and the middle part and the first mount of bracing piece rotate to be connected, make the bracing piece rotate for first mount.
In the scheme, the first fixing frame is fixedly connected with a rear bottom fork of the vehicle, optionally, the vehicle is a two-wheeled motorcycle, a two-wheeled electric vehicle or a two-wheeled bicycle, the support rod is U-shaped, the middle part of the support rod is rotatably connected with the first fixing frame, the support rod is positioned between a front wheel assembly and a rear wheel assembly of the vehicle and close to the rear wheel assembly of the vehicle, two open ends of the support rod are respectively positioned at two sides of a plane where the front wheel assembly and the rear wheel assembly are positioned and are symmetrically arranged, so that the stability is better when the vehicle is parked, the support rod can rotate relative to the first fixing frame, the two open ends of the support rod are respectively connected with at least one roller, the support rod can drive the rollers to descend to be lower than the position of the rear wheel assembly of the vehicle through the clamping of the stopping pawl, and the rear wheel assembly, the rear wheel assembly is convenient to replace or maintain.
In any of the above technical solutions, preferably, the method further includes: the sliding rod is sleeved in the sliding groove on the first fixing frame; the two ends of the connecting piece are respectively connected with the sliding rod and the supporting rod in a rotating way; when the sliding rod moves in the sliding groove, the supporting rod drives the roller to descend or ascend.
In this scheme, the slide bar can slide in the spout on first mount, through setting up the connecting piece, makes its both ends rotate with slide bar and bracing piece respectively and is connected, when the slide bar slides between two extreme position in the spout, can drive the relative first mount of bracing piece and rotate to simple realization makes the bracing piece drive the gyro wheel and descends or rises, this simple structure, and easily operation.
In any of the above technical solutions, preferably, the method further includes: one end of the first elastic piece is connected with the first fixing frame, the other end of the first elastic piece is connected with the sliding rod, the sliding rod is positioned on the first side of the sliding groove under the action of the first elastic piece, and the roller is positioned at the highest position point; the first traction assembly is connected with the sliding rod, when the first traction assembly moves along with the ratchet wheel, the sliding rod can be positioned on the second side of the sliding groove, and the roller is positioned at the lowest position point; the lowest point of the wheel assembly of the vehicle is lower than the highest position point and higher than the lowest position point.
In this scheme, through setting up the first elastic component of connecting first mount and slide bar, can make the slide bar be in the first side of spout under the effect of first elastic component to make the gyro wheel be in the highest position point that is higher than vehicle wheel assembly minimum. By connecting the first traction assembly to the sliding rod, the sliding rod can be positioned on the second side of the sliding groove when the first traction assembly moves along with the ratchet wheel, at the moment, the first elastic element is stretched, the roller wheel is positioned at the lowest position point lower than the lowest point of the vehicle wheel assembly, and then, if the first traction assembly does not apply force to the sliding rod any more, the sliding rod slides to the first side of the sliding groove under the action of the first elastic element. Through above-mentioned scheme, simple realization the decline and the process that rises of gyro wheel, reach and utilize bracing piece and gyro wheel to carry out the purpose that supports, need not control two control mechanism respectively and realize that the control gyro wheel rises or descends, the cost is reduced has the economic benefits of preferred, promotes product competitiveness.
Wherein the first elastic member includes a spring.
In any of the above technical solutions, preferably, the method further includes: the bearing is sleeved on the sliding rod and is fixedly connected with the sliding rod; wherein, form in the spout and can with bearing inner race matched with raceway, the bearing is held in the raceway.
In this scheme, establish and fixing bearing through the cover on the slide bar to install the bearing in the raceway in the spout, can reduce the removal resistance of slide bar, the slide bar is difficult for the card to die in the spout, and the practicality is good.
In any of the above technical solutions, preferably, the method further includes: the second fixing frame is fixedly connected with a frame of the vehicle, and an installation shaft is arranged on the second fixing frame; the ratchet sleeve is arranged on the mounting shaft, one end of the stop pawl is clamped with the tooth groove on the outer peripheral surface of the ratchet, and the other end of the stop pawl is connected with the second fixing frame through the second elastic piece.
In this scheme, be equipped with the installation axle on the second mount with frame fixed connection of vehicle, through locating the ratchet cover on the installation axle to set up locking pawl one end and the tooth's socket joint on the ratchet outer peripheral face, the other end passes through the second elastic component and links to each other with the second mount, can make locking pawl and the tooth's socket joint on the ratchet outer peripheral face under the effect of second elastic component, the restriction ratchet is to opposite direction rotation.
Wherein the second elastic member includes a spring.
In any of the above technical solutions, preferably, the method further includes: the installation epaxial is located to the cover of reel, and the outer peripheral face of reel is equipped with the draw-in groove, and first traction assembly joint is in the draw-in groove, and wherein, the quantity of ratchet is two, sets up respectively in the both sides of reel to with reel fixed connection.
In this scheme, be equipped with the draw-in groove on the outer peripheral face of reel, be convenient for with first traction assembly joint, through establish the reel cover on the installation axle, can make the reel rotate along with the ratchet to when the ratchet rotates, drive the motion of first traction assembly.
Preferably, the number of the ratchet wheels is two, the ratchet wheels are respectively arranged on two sides of the reel and fixedly connected with the reel, and therefore the stability of the ratchet wheels during rotation is high.
In any of the above technical solutions, preferably, the method further includes: the pedal mechanism comprises a third fixing frame, the third fixing frame is provided with a suspension beam, and the open end of the suspension beam is provided with a pedal; the third fixing frame is rotatably connected with the second fixing frame, one end of the driving pawl is clamped with the tooth grooves in the peripheral face of the ratchet wheel, and the other end of the driving pawl is connected with the third fixing frame through a third elastic piece.
In this scheme, pedal mechanism includes the third mount, and locate the hanging beam on the third mount, be equipped with the footboard at the open end of hanging beam, because the third mount rotates with the second mount to be connected, and drive pawl one end and the tooth's socket joint on the ratchet outer peripheral face, the other end passes through the third elastic component and links to each other with the third mount, make under the effect of third elastic component, the locking pawl can with the tooth's socket joint on the ratchet outer peripheral face, through above-mentioned scheme, when the footboard atress, can make the relative second mount of third mount rotate, and drive the drive pawl motion, thereby make the drive pawl drive the ratchet and rotate, realize the rising or the decline of gyro wheel, specifically, pedal mechanism sets up in the running-board department of vehicle, the user of being convenient for when parkking, directly operates with the foot, the practicality is higher.
Wherein the third elastic member includes a spring.
Preferably, the pedal mechanism is integrated with a brake system of the vehicle, and when the pedal is stressed, the third fixing frame and the suspension beam can rotate relative to the second fixing frame, so that the brake disc is clamped by the brake pad on the brake drum of the vehicle, and the vehicle is decelerated or stopped.
In any of the above technical solutions, preferably, the method further includes: the two ends of the fourth elastic piece are respectively connected with the second fixing frame and the third fixing frame, and the third fixing frame is positioned at the first limit position under the action of the fourth elastic piece; when the pedal is stressed, the third fixing frame can rotate to a second limit position relative to the second fixing frame.
In this scheme, through setting up the fourth elastic component, make its both ends connect second mount and third mount respectively, can be under the effect of fourth elastic component, make the third mount be in first extreme position, and when the footboard atress, can make the relative second mount of third mount rotate to second extreme position, later, if the power of cancellation application on the footboard, under the effect of fourth elastic component, can make the third mount reset to first extreme position, wherein, the drive pawl moves along with the rotation of third mount, thereby at third mount pivoted in-process, can make the drive pawl drive ratchet rotate, thereby reach the purpose that utilizes bracing piece and gyro wheel to support.
Wherein the fourth elastic member includes a spring.
In any of the above technical solutions, preferably, the method further includes: the switch structure comprises a shifting block and a sliding rail, the sliding rail is arranged on the suspension beam, and the shifting block is connected with the sliding rail in a sliding manner; one end of the second traction assembly is connected with the driving pawl, the other end of the second traction assembly is connected with the shifting block, and when the shifting block drives the second traction assembly to move, the driving pawl can be separated from the ratchet wheel; and/or a third traction assembly, one end of which is connected with the stopping pawl and the other end of which is connected with the shifting block, and when the shifting block drives the third traction assembly to move, the stopping pawl can be separated from the ratchet wheel.
In this scheme, be provided with the switch structure, including matched with shifting block and slide rail, wherein, the slide rail sets up on the hanging beam, the shifting block can the joint in the slide rail, and relative slide rail slides, pull the subassembly through setting up first traction assembly and/or second, specifically, drive pawl is connected to second traction assembly one end, the shifting block is connected to the other end, make when the relative slide rail of shifting block slides, can drive the second and pull the subassembly motion, make drive pawl and ratchet separation, locking pawl is connected to third traction assembly one end, the shifting block is connected to the other end, make when the relative slide rail of shifting block slides, can drive the motion of third traction assembly, make locking pawl and ratchet separation, the controllability of this auxiliary wheel strutting arrangement has been improved.
Preferably, the shifting block comprises a first part and a second part which are respectively connected with the second traction assembly and the third traction assembly, and the first part and the second part can move relatively.
Optionally, the second traction assembly and the third traction assembly are both ropes, and specifically, a steel wire rope can be selected and sleeved in the protection hose.
In any of the above technical solutions, preferably, the method further includes: the locking mechanism comprises a sliding sleeve and a limiting shaft which are matched, the limiting shaft is sleeved in the sliding sleeve, and the end part of the limiting shaft is provided with a limiting block which can enable the limiting shaft to rotate when the sliding sleeve moves along the central axis direction of the limiting shaft; one end of the fourth traction assembly is connected with the sliding sleeve, the other end of the fourth traction assembly is connected with the switch control mechanism, and the switch control mechanism can drive the sliding sleeve to move, so that the limiting block is clamped between the driving pawl and the second fixing frame to limit the driving pawl to rotate relative to the ratchet wheel; wherein, switch control mechanism includes: electronic locks and mechanical locks.
In this scheme, the spacing axle in the slip cap is located to lock solid mechanism including slip cap and cover, draw the both ends of subassembly through setting up the fourth and connect slip cap and on-off control mechanism respectively, draw the subassembly through the fourth at on-off control mechanism and drive the slip cap along the axis direction motion of spacing axle, can make spacing axle rotate, thereby make the stopper joint of spacing axle head portion between drive pawl and second mount, the relative ratchet of restriction drive pawl rotates, realize parking lock solid function, wherein, on-off control mechanism includes: the electronic lock and the mechanical lock can be further provided with the electronic faucet lock or the mechanical faucet lock, so that the electronic faucet lock or the mechanical faucet lock can be opened only by using a specific key, the risk of vehicle theft is reduced, and the safety is improved.
In any one of the above technical solutions, preferably, the first traction assembly, the second traction assembly, the third traction assembly and the fourth traction assembly each include a rope, and the rope is sleeved in the protection pipe.
In this scheme, can set up first traction assembly, second traction assembly, third traction assembly and/or fourth traction assembly and be the rope, specifically, can choose for use wire rope, wire rope's intensity is high, the dead weight is light, work is steady, difficult sudden whole root rupture, reliable operation, in addition, through establishing the rope cover in the protective tube, can improve the life of rope.
An embodiment of the second aspect of the present invention provides a vehicle including the auxiliary wheel supporting apparatus according to any one of the above aspects.
The vehicle provided by the invention has all the beneficial effects due to the fact that the auxiliary wheel supporting device in any technical scheme is arranged, and the detailed description is omitted.
Alternatively, the vehicle includes a two-wheeled bicycle, a two-wheeled electric vehicle, and a two-wheeled motorcycle.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 illustrates a schematic structural view of an auxiliary wheel support apparatus according to one embodiment of the present invention;
FIG. 2 shows a schematic of the structure at A in FIG. 1;
FIG. 3 illustrates a schematic structural view of an auxiliary wheel support apparatus according to another embodiment of the present invention;
fig. 4 shows a schematic structural view of an auxiliary wheel supporting apparatus according to still another embodiment of the present invention;
FIG. 5 shows a schematic structural view of a second fixture according to an embodiment of the present invention;
FIG. 6 illustrates a schematic structural view of a third fixture according to one embodiment of the present invention;
FIG. 7 shows a schematic assembly of a ratchet and a spool according to one embodiment of the invention;
FIG. 8 illustrates a schematic view of the assembly of the stopping pawl and the second resilient member in accordance with one embodiment of the present invention;
FIG. 9 illustrates an assembly of the drive pawl and the third resilient member in accordance with one embodiment of the present invention;
FIG. 10 illustrates a schematic structural view of an auxiliary wheel support apparatus according to yet another embodiment of the present invention;
FIG. 11 illustrates a schematic structural view of an auxiliary wheel support apparatus according to yet another embodiment of the present invention;
fig. 12 shows a schematic structural view of an auxiliary wheel supporting apparatus according to still another embodiment of the present invention;
FIG. 13 shows a schematic structural diagram of a paddle according to an embodiment of the invention;
fig. 14 shows a schematic structural view of an auxiliary wheel supporting apparatus according to still another embodiment of the present invention;
fig. 15 shows a schematic structural view of an auxiliary wheel supporting apparatus according to still another embodiment of the present invention;
FIG. 16 is a schematic diagram of a locking mechanism according to an embodiment of the present invention;
FIG. 17 is a schematic structural diagram illustrating a locking mechanism according to another embodiment of the present invention;
FIG. 18 is a schematic structural diagram illustrating a locking mechanism according to yet another embodiment of the present invention;
FIG. 19 shows a schematic structural diagram of a vehicle according to an embodiment of the invention;
fig. 20 shows a schematic configuration diagram of a vehicle according to another embodiment of the invention;
fig. 21 is a schematic structural view showing a vehicle according to still another embodiment of the invention;
fig. 22 shows a schematic configuration diagram of a vehicle according to still another embodiment of the invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 22 is:
102 a first fixed frame, 104 a first traction assembly, 106 a support rod, 108 a sliding rod, 110 a first elastic element, 112 a bearing, 114 a connecting element, 116 a second fixed frame, 118 a reel, 120 a ratchet wheel, 122 a driving pawl, 124 a third fixed frame, 126 a suspension beam, 128 a pedal, 130 a third elastic element, 132 a fourth elastic element, 134 a mounting shaft, 136 a stopping pawl, 138 a second elastic element, 140 a second traction assembly, 142 a third traction assembly, 144 a shifting block, 146 a limiting shaft, 148 a fourth traction assembly, 150 a limiting block, 152 a sliding sleeve, 154 a rear flat fork, 1022 a sliding groove, 1062 a roller, 1182 a clamping groove and the vehicle 200.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
An auxiliary wheel supporting apparatus provided according to some embodiments of the present invention is described below with reference to fig. 1 to 22.
As shown in fig. 1 to 11, an auxiliary wheel supporting apparatus provided in an embodiment of the present invention is adapted to a vehicle, and includes: the first fixing frame 102 is fixedly arranged on a vehicle, a movable supporting rod 106 is arranged on the first fixing frame 102, and a roller 1062 is arranged on the supporting rod 106; a ratchet mechanism comprising a cooperating ratchet wheel 120 and pawl assembly comprising a drive pawl 122 and a holding pawl 136; a first traction assembly 104 having one end connected to the support bar 106 and the other end connected to the ratchet 120; when the driving pawl 122 drives the ratchet wheel 120 to rotate, the first traction assembly 104 moves along with the ratchet wheel 120, so that the supporting rod 106 drives the roller 1062 to descend or ascend, and when the ratchet wheel 120 rotates by a preset angle, the stopping pawl 136 is clamped with the ratchet wheel 120 to limit the ratchet wheel 120 to rotate in the opposite direction.
According to the auxiliary wheel supporting device provided by the invention, the movable supporting rod 106 is arranged on the first fixing frame 102 of the vehicle, the roller 1062 is arranged on the supporting rod 106, and the ratchet mechanism is arranged, specifically, the ratchet mechanism comprises the ratchet 120 and the pawl component which are matched with each other, the pawl component comprises the driving pawl 122 and the stopping pawl 136, the ratchet 120 can be driven to rotate when the driving pawl 122 moves, and the ratchet 120 is connected with the supporting rod 106 through the first traction component 104, so that the supporting rod 106 can drive the roller 1062 to descend or ascend through the first traction component 104 when the ratchet 120 rotates.
Further, if the driving pawl 122 drives the ratchet wheel 120 to rotate, the first traction assembly 104 moves along with the ratchet wheel 120, and the supporting rod 106 drives the roller 1062 to descend, and the ratchet wheel 120 can be clamped with the stopping pawl 136 when rotating by a preset angle, so that the roller 1062 can descend to a preset height position and be fixed at the preset height position, and the purpose of supporting by using the supporting rod 106 and the roller 1062 is achieved, so as to achieve parking, or the roller 1062 can be used to replace a wheel assembly of a vehicle, so that the vehicle can continue to run when the wheel assembly is damaged.
The ratchet wheels 120 with different structures and sizes, the driving pawl 122 and the stopping pawl 136 matched with the ratchet wheels 120 can be selected, and the preset angle can be any angle value and multiple of the angle value due to different tooth structures on the outer peripheral surface of each ratchet wheel 120.
In addition, due to the arrangement of the stopping pawl 136, when the driving pawl 122 is separated from the ratchet wheel 120, the stopping pawl 136 can limit the ratchet wheel 120 from rotating in the opposite direction, so that the driving pawl 122 can continuously drive the ratchet wheel 120 to rotate when reciprocating, and the support rod 106 can drive the roller 1062 to descend to a position lower than the wheel assembly of the vehicle, so as to lift the vehicle to a certain height, thereby facilitating the maintenance of the vehicle.
Optionally, the first traction assembly 104 is a rope, and a steel wire rope is used, and the steel wire rope is sleeved in the protection hose.
In an embodiment of the present invention, when the driving pawl 122 drives the ratchet wheel 120 to rotate, the first traction assembly 104 moves along with the ratchet wheel 120, and the supporting rod 106 drives the roller 1062 to ascend, and in addition, when the parking is performed, the driving pawl 122 is controlled to separate from the ratchet wheel 120, so that the roller 1062 can automatically contact with the ground under the action of gravity, it should be noted that, at this time, under the action of the connecting member 114, the supporting rod 106 and the first fixing frame 102 can not move relatively, thereby achieving the purpose of supporting by using the roller.
In one embodiment of the present invention, as shown in fig. 1 to 3, the first fixing frame 102 is fixedly connected to a rear fork 154 of the vehicle, the supporting rod 106 is U-shaped, two open ends of the supporting rod 106 are respectively connected to at least one roller 1062, and a middle portion of the supporting rod 106 is rotatably connected to the first fixing frame 102, so that the supporting rod 106 can rotate relative to the first fixing frame 102.
In the present embodiment, the first fixing frame 102 is fixedly connected to the rear fork 154 of the vehicle, optionally, the vehicle is a two-wheeled motorcycle, a two-wheeled electric vehicle or a two-wheeled bicycle, the support rod 106 is U-shaped, and the middle portion of the support rod 106 is rotatably connected to the first fixing frame 102, so that the support rod 106 is located between the front and rear wheel assemblies of the vehicle and close to the rear wheel assembly of the vehicle, and the two open ends of the support rod 106 are located at two sides of the plane where the front and rear wheel assemblies are located, respectively, and are symmetrically arranged, so that during parking, stability is good, because the support rod 106 can rotate relative to the first fixing frame 102, and the two open ends of the support rod 106 are connected to at least one roller 1062, and are clamped to the ratchet 120 through the stopping pawl 136, when the driving pawl 122 reciprocates, the support rod 106 can drive the roller 1062 to descend, thereby lifting the rear wheel assembly to a certain height, and being convenient for replacing or maintaining the rear wheel assembly.
In some embodiments of the present invention, as shown in fig. 1 to 3, the auxiliary wheel supporting apparatus further includes: the sliding rod 108 is sleeved in the sliding groove 1022 on the first fixing frame 102; a connecting member 114, both ends of which are rotatably connected with the sliding rod 108 and the supporting rod 106 respectively; when the sliding rod 108 moves in the sliding groove 1022, the supporting rod 106 drives the roller 1062 to descend or ascend.
In this embodiment, the sliding rod 108 can slide in the sliding groove 1022 on the first fixing frame 102, and the connecting member 114 is disposed to connect the two ends of the sliding rod 108 and the supporting rod 106 in a rotating manner, so that when the sliding rod 108 slides between the two extreme positions in the sliding groove 1022, the supporting rod 106 can be driven to rotate relative to the first fixing frame 102, thereby simply achieving the purpose that the supporting rod 106 drives the roller 1062 to descend or ascend, and the structure is simple and easy to operate.
In some embodiments of the present invention, as shown in fig. 1 to 3, the auxiliary wheel supporting apparatus further includes: a first elastic element 110, one end of which is connected to the first fixing frame 102, and the other end of which is connected to the sliding rod 108, wherein under the action of the first elastic element 110, the sliding rod 108 is located at the first side of the sliding groove 1022, and the roller 1062 is located at the highest position point; the first pulling assembly 104 is connected to the sliding rod 108, so that the sliding rod 108 is located at the second side of the sliding groove 1022 and the roller 1062 is located at the lowest position point when the first pulling assembly 104 moves along with the ratchet wheel 120; the lowest point of the wheel assembly of the vehicle is lower than the highest position point and higher than the lowest position point.
In this embodiment, by providing the first elastic member 110 connecting the first fixing frame 102 and the sliding rod 108, the sliding rod 108 can be positioned on the first side of the sliding groove 1022 under the action of the first elastic member 110, so that the roller 1062 is positioned at the highest position higher than the lowest point of the vehicle wheel assembly. By coupling the first traction element 104 to the sliding bar 108, the sliding bar 108 is positioned on the second side of the sliding groove 1022 when the first traction element 104 moves along with the ratchet wheel 120, and at this time, the first resilient member 110 is elongated, and the roller 1062 is positioned at the lowest point lower than the lowest point of the vehicle wheel assembly, and then, if the first traction element 104 does not apply force to the sliding bar 108 any more, the sliding bar 108 will slide to the first side of the sliding groove 1022 under the action of the first resilient member 110. Through the scheme, the descending and ascending processes of the roller 1062 are simply realized, the purpose of supporting by utilizing the supporting rod 106 and the roller 1062 is achieved, two control mechanisms do not need to be controlled to control the ascending or descending of the roller 1062, the cost is reduced, better economic benefits are achieved, and the product competitiveness is improved.
Wherein the first elastic member 110 includes a spring.
In some embodiments of the present invention, as shown in fig. 1 to 3, the auxiliary wheel supporting apparatus further includes: the bearing 112 is sleeved on the sliding rod 108 and fixedly connected with the sliding rod 108; wherein, a raceway capable of matching with the outer ring of the bearing 112 is formed in the sliding groove 1022, and the bearing 112 is accommodated in the raceway.
In this embodiment, the bearing 112 is fitted and fixed to the slide rod 108, and the bearing 112 is fitted in the raceway in the slide groove 1022, so that the movement resistance of the slide rod 108 can be reduced, the slide rod 108 is less likely to be locked in the slide groove 1022, and the slide rod 108 is highly practical.
In some embodiments of the present invention, as shown in fig. 4 and 5, the auxiliary wheel supporting apparatus further includes: the second fixing frame 116 is fixedly connected with a frame of the vehicle, and the second fixing frame 116 is provided with a mounting shaft 134; the ratchet 120 is sleeved on the mounting shaft 134, one end of the stopping pawl 136 is clamped with a tooth space on the outer peripheral surface of the ratchet 120, and the other end is connected with the second fixing frame 116 through the second elastic member 138.
In the scheme, the second fixing frame 116 fixedly connected with the frame of the vehicle is provided with the mounting shaft 134, the ratchet wheel 120 is sleeved on the mounting shaft 134, one end of the stopping pawl 136 is arranged to be clamped with the tooth socket on the outer peripheral surface of the ratchet wheel 120, the other end of the stopping pawl 136 is connected with the second fixing frame 116 through the second elastic piece 138, and the stopping pawl 136 can be clamped with the tooth socket on the outer peripheral surface of the ratchet wheel 120 under the action of the second elastic piece 138 to limit the ratchet wheel 120 to rotate in the opposite direction.
Wherein the second elastic member 138 comprises a spring.
In some embodiments of the present invention, as shown in fig. 4, 5 and 7, the auxiliary wheel supporting apparatus further includes: the reel 118 is sleeved on the mounting shaft 134, a clamping groove 1182 is formed in the outer peripheral surface of the reel 118, and the first traction assembly 104 is clamped in the clamping groove 1182, wherein the number of the ratchet wheels 120 is two, and the two ratchet wheels are respectively arranged on two sides of the reel 118 and fixedly connected with the reel 118.
In this embodiment, a clamping groove 1182 is formed on the outer peripheral surface of the reel 118, so as to be conveniently clamped with the first traction assembly 104, and the reel 118 can be rotated along with the ratchet wheel 120 by sleeving the reel 118 on the mounting shaft 134, so as to drive the first traction assembly 104 to move when the ratchet wheel 120 rotates.
Preferably, the number of the ratchet gears 120 is two, and the ratchet gears are respectively arranged on two sides of the reel 118 and fixedly connected with the reel 118, so that the stability of the ratchet gears is high when the ratchet gears rotate.
In some embodiments of the present invention, as shown in fig. 4, 6, 8 to 11, the auxiliary wheel supporting apparatus further includes: the pedal mechanism comprises a third fixing frame 124, a suspension beam 126 is arranged on the third fixing frame 124, and a pedal 128 is arranged at the open end of the suspension beam 126; the third fixing frame 124 is rotatably connected to the second fixing frame 116, one end of the driving pawl 122 is engaged with the tooth groove on the outer peripheral surface of the ratchet wheel 120, and the other end is connected to the third fixing frame 124 through the third elastic member 130.
In the present embodiment, the pedal mechanism includes a third fixing frame 124 and a suspension beam 126 disposed on the third fixing frame 124, a pedal 128 is disposed at an open end of the suspension beam 126, since the third fixing frame 124 is rotatably connected to the second fixing frame 116, and one end of the driving pawl 122 is connected to a tooth space on an outer circumferential surface of the ratchet 120, and the other end is connected to the third fixing frame 124 through a third elastic member 130, so that the stopping pawl 136 can be connected to the tooth space on the outer circumferential surface of the ratchet 120 under the action of the third elastic member 130, according to the above-mentioned scheme, when the pedal 128 is stressed, the third fixing frame 124 can rotate relative to the second fixing frame 116 and drive the driving pawl 122 to move, so that the driving pawl 122 drives the ratchet 120 to rotate, thereby realizing the ascending or descending of the roller 1062, specifically, the pedal mechanism is disposed at the pedal 128 of the vehicle, so that a user can directly operate with his foot, the practicability is higher.
Wherein the third elastic member 130 includes a spring.
Preferably, the pedal mechanism is integrated with the brake system of the vehicle, and when the pedal 128 is stressed, the third fixing frame 124 and the suspension beam 126 can be rotated relative to the second fixing frame 116, so that the brake disc is clamped by the brake pad on the brake drum of the vehicle, and the vehicle is decelerated or stopped.
In some embodiments of the present invention, as shown in fig. 4, the auxiliary wheel supporting apparatus further includes: a fourth elastic element 132, both ends of which are respectively connected to the second fixing frame 116 and the third fixing frame 124, and under the action of the fourth elastic element 132, the third fixing frame 124 is located at the first limit position; when the pedal 128 is stressed, the third fixing frame 124 can be rotated to a second limit position relative to the second fixing frame 116.
In the present embodiment, the fourth elastic element 132 is disposed to enable two ends of the fourth elastic element 132 to be respectively connected to the second fixing frame 116 and the third fixing frame 124, so that the third fixing frame 124 can be located at the first limit position under the action of the fourth elastic element 132, and when the pedal 128 is stressed, the third fixing frame 124 can rotate to the second limit position relative to the second fixing frame 116, and then, if the force applied to the pedal 128 is cancelled, the third fixing frame 124 can be reset to the first limit position under the action of the fourth elastic element 132, wherein the driving pawl 122 moves along with the rotation of the third fixing frame 124, so that the driving pawl 122 can drive the ratchet 120 to rotate during the rotation of the third fixing frame 124, thereby achieving the purpose of supporting by using the supporting rod 106 and the roller 1062.
Wherein the fourth elastic member 132 includes a spring.
In some embodiments of the present invention, as shown in fig. 4, 12 to 14, the auxiliary wheel supporting apparatus further includes: the switch structure comprises a shifting block 144 and a sliding rail, the sliding rail is arranged on the suspension beam 126, and the shifting block 144 is connected with the sliding rail in a sliding manner; one end of the second traction assembly 140 is connected with the driving pawl 122, and the other end of the second traction assembly 140 is connected with the shifting block 144, so that the driving pawl 122 can be separated from the ratchet wheel 120 when the shifting block 144 drives the second traction assembly 140 to move; and/or a third pulling assembly 142 having one end coupled to the stopping pawl 136 and the other end coupled to the block 144, wherein the stopping pawl 136 is disengaged from the ratchet 120 when the block 144 moves the third pulling assembly 142.
In the scheme, a switch structure is provided, which includes a shifting block 144 and a sliding rail that are matched with each other, wherein the sliding rail is arranged on the suspension beam 126, the shifting block 144 can be clamped in the sliding rail and slides relative to the sliding rail, by arranging the first traction assembly 104 and/or the second traction assembly 140, specifically, one end of the second traction assembly 140 is connected with the driving pawl 122, and the other end is connected with the shifting block 144, so that when the shifting block 144 slides relative to the sliding rail, the second traction assembly 140 can be driven to move, so that the driving pawl 122 is separated from the ratchet wheel 120, one end of the third traction assembly 142 is connected with the stopping pawl 136, and the other end is connected with the shifting block 144, so that when the shifting block 144 slides relative to the sliding rail, the third traction assembly 142 can be driven to move, so that the stopping pawl 136 is separated from the ratchet wheel 120, and.
Preferably, the pick 144 includes a first portion and a second portion that are coupled to the second traction assembly 140 and the third traction assembly 142, respectively, and that are capable of relative movement therebetween.
Optionally, the second traction assembly 140 and the third traction assembly 142 are both ropes, and specifically, a steel wire rope may be selected, and the steel wire rope is sleeved in the protection hose.
In some embodiments of the present invention, as shown in fig. 15 to 18, the auxiliary wheel supporting apparatus further includes: the locking mechanism comprises a sliding sleeve 152 and a limiting shaft 146 which are matched, the limiting shaft 146 is sleeved in the sliding sleeve 152, the end part of the limiting shaft 146 is provided with a limiting block 150, and when the sliding sleeve 152 moves along the central axis direction of the limiting shaft 146, the limiting shaft 146 can rotate; one end of the fourth traction assembly 148 is connected with the sliding sleeve 152, and the other end of the fourth traction assembly is connected with the switch control mechanism, and the switch control mechanism can drive the sliding sleeve 152 to move, so that the limiting block 150 is clamped between the driving pawl 122 and the second fixing frame 116, and the driving pawl 122 is limited to rotate relative to the ratchet wheel 120; wherein, switch control mechanism includes: electronic locks and mechanical locks.
In this scheme, locking mechanism includes sliding sleeve 152 and the spacing axle 146 of cover in sliding sleeve 152, connect sliding sleeve 152 and on-off control mechanism respectively through the both ends that set up fourth traction assembly 148, when on-off control mechanism drives sliding sleeve 152 through fourth traction assembly 148 and moves along the axis direction of spacing axle 146, can make spacing axle 146 rotate, thereby make spacing block 150 joint of spacing axle 146 tip between drive pawl 122 and second mount 116, restriction drive pawl 122 rotates relative ratchet 120, realize parking lock solid function, wherein, on-off control mechanism includes: the electronic lock and the mechanical lock can be further provided with the electronic faucet lock or the mechanical faucet lock, so that the electronic faucet lock or the mechanical faucet lock can be opened only by using a specific key, the risk of vehicle theft is reduced, and the safety is improved.
In some embodiments of the present invention, the first pulling member 104, the second pulling member 140, the third pulling member 142 and the fourth pulling member 148 each comprise a cable, and the cable is disposed within the protective tube.
In this scheme, can set up first subassembly 104, second subassembly 140, third subassembly 142 and/or the fourth subassembly 148 that pulls for the rope, specifically, can select for use wire rope, wire rope's intensity is high, the dead weight is light, work is steady, difficult abrupt whole root rupture, reliable operation, in addition, through establishing the rope cover in the protective tube, can improve the life of rope.
In one embodiment of the present invention, as shown in fig. 1 to 22, the parking lock mechanism includes an auxiliary wheel lifting mechanism, a ratchet mechanism, a release mechanism and a parking lock mechanism.
Specifically, as shown in fig. 1 and 2, the auxiliary wheel lifting structure includes a pull wire (i.e., the first traction assembly 104), an auxiliary wheel fixing bracket (i.e., the first fixing bracket 102), an auxiliary wheel (i.e., the roller 1062), a sliding groove 1022, a wire clamping pipe (i.e., the sliding rod 108), and a first return spring (i.e., the first elastic member 110), and is installed below a bottom fork guard plate (i.e., the rear bottom fork 154) of an electric vehicle (i.e., the vehicle 200) through the auxiliary wheel fixing bracket, wherein linear bearings (i.e., the bearings 112) are installed at two ends of the wire clamping pipe.
In the initial state, the pull wire is loosened, the wire clamping pipe is positioned at the rightmost end of the sliding groove under the action of the first return spring, and the auxiliary wheel is lifted at the moment (as shown in a dotted line position in fig. 3). When the user pulls the first pull wire (i.e., the first traction assembly 104) through the ratchet mechanism, the wire clamping tube moves to the left in the sliding groove under the action of the first pull wire, and the auxiliary wheel rotates around the fixed point of the bracket, gradually falls down and finally reaches the limit position, as shown in the solid line position in fig. 3.
The ratchet mechanism is positioned at the right front of the foot pedal as shown in fig. 22, and is convenient for a user to operate with feet. The components of the ratchet mechanism are shown in fig. 4.
When the user steps on the pedal, the fourth return spring (i.e., the fourth elastic member 132) is stretched, the driving pawl (i.e., the driving pawl 122) is engaged with the teeth of the ratchet wheel under the action of the third return spring (i.e., the third elastic member 130), the ratchet wheel 120 is driven to rotate by the pedal, and the driven pawl (i.e., the stopping pawl 136) is pushed by the teeth of the ratchet wheel 120, as shown in fig. 10. At this point the first cable (i.e., first pulling assembly 104) is pulled tight by the cable-securing structure (i.e., reel 118) and the auxiliary wheel is gradually lowered.
When the user releases the pedal, the driven pawl catches the ratchet wheel under the action of the second return spring (i.e., the second elastic member 138) (i.e., the stopping pawl 136), the ratchet wheel is stationary, the auxiliary wheel is also kept stationary, and the pedal (i.e., the pedal mechanism) is rotationally returned under the action of the fourth return spring (i.e., the fourth elastic member 132), as shown in fig. 11.
The unlocking mechanism is located in the ratchet mechanism, as shown in fig. 12 to 14, the auxiliary wheel is lowered to maintain the locked state, and at this time, the auxiliary wheel is lifted up by the unlocking mechanism, the dial block 144 can be lifted up by the tiptoe, the driven pawl and the driving pawl are respectively pulled by the second pull wire (i.e. the second traction assembly 140) and the third pull wire (i.e. the second traction assembly 142) to be separated from the ratchet teeth, the ratchet mechanism is unlocked, and the auxiliary wheel can be lifted up under the action of the first return spring (i.e. the first elastic member).
The parking locking mechanism is also arranged in the ratchet mechanism, the components of the parking locking mechanism are shown in fig. 15 and 16, the parking locking mechanism further locks the ratchet wheel through the control of a key or a switch, and only one user can unlock the parking locking mechanism, so that the safety and the stability of the auxiliary wheel support are higher in the parking state.
The sleeve (i.e. the sliding sleeve 152) is positioned in the chute of the pedal link mechanism and can only do reciprocating motion, the two ends of the fifth reset spring are respectively fixed on the sleeve and the pedal link mechanism, and the lock cylinder (i.e. the limiting shaft 146) only does rotary motion around the self rotary shaft.
When the locking mechanism is opened, the fourth pull wire (i.e., the fourth pulling assembly 148) pulls the sleeve, the lock cylinder rotates under the combined action of the protruding shaft and the sleeve sliding groove, and finally the lock cylinder stop abuts against the driving pawl, and the ratchet and the auxiliary wheel are supported and locked, and the movement is as shown in fig. 17.
The locking mechanism is closed, the fourth pull wire is released, the sleeve moves back under the action of the return spring, and the lock cylinder stop block also rotates away from the position of abutting against the active pawl, and the movement is as shown in fig. 18.
In this scheme, the actuating mechanism that rises and descend of two auxiliary wheels merges into one, and the one-foot operation can, save space, pleasing to the eye, and when the auxiliary wheel descends to ground, has safe locking mechanism, except staying the car, can also make the rear wheel continue the lifting, uses under the convenient special circumstances.
The auxiliary wheel supporting device shown in the figure is a mechanical structure, and may be an electrical structure.
The vehicle 200 provided by the embodiment includes the auxiliary wheel supporting device in any one of the above technical solutions.
The vehicle 200 provided by the invention has all the above beneficial effects because the auxiliary wheel supporting device in any technical scheme is arranged, and the detailed description is omitted.
Alternatively, the vehicle 200 includes a two-wheeled bicycle, a two-wheeled electric vehicle, and a two-wheeled motorcycle.
In conclusion, the auxiliary wheel supporting device and the vehicle provided by the invention have the advantages that the structure is simple, the operation is convenient, the production and use cost can be effectively reduced, the economic benefit is higher, the practicability is good, the reliability is higher, the ratchet wheel can be clamped with the stopping pawl when rotating for a preset angle, so that the roller wheel can be fixed at a specified height position, the supporting purpose of supporting by using the supporting rod and the roller wheel is achieved, the parking is realized, or the roller wheel can be used for replacing a rear wheel assembly of the vehicle, and the vehicle can continuously run under the condition that the rear wheel assembly is in fault.
In addition, due to the fact that the stopping pawl is arranged, when the driving pawl is separated from the ratchet wheel, the stopping pawl can limit the ratchet wheel to rotate in the opposite direction, so that the driving pawl can continuously drive the ratchet wheel to rotate when reciprocating motion is carried out, the supporting rod can drive the roller to descend to a position lower than a vehicle wheel assembly, the vehicle is lifted to a certain height, and the vehicle can be conveniently maintained.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. An auxiliary wheel support device adapted for use with a vehicle, comprising:
the first fixing frame is fixedly arranged on the vehicle, a movable supporting rod is arranged on the first fixing frame, and a roller is arranged on the supporting rod;
the ratchet mechanism comprises a ratchet wheel and a pawl assembly which are matched, and the pawl assembly comprises a driving pawl and a stopping pawl;
one end of the first traction assembly is connected with the supporting rod, and the other end of the first traction assembly is connected with the ratchet wheel;
wherein, when the drive pawl drives the ratchet wheel to rotate, the first traction component moves along with the ratchet wheel, so that the support rod drives the roller wheel to descend or ascend,
when the ratchet wheel rotates for a preset angle, the stop pawl is clamped with the ratchet wheel to limit the ratchet wheel to rotate in the opposite direction;
the second fixing frame is fixedly connected with a frame of the vehicle, and an installation shaft is arranged on the second fixing frame;
the ratchet wheel is sleeved on the mounting shaft, one end of the stop pawl is clamped with a tooth groove on the peripheral surface of the ratchet wheel, and the other end of the stop pawl is connected with the second fixing frame through a second elastic piece;
the pedal mechanism comprises a third fixing frame, a suspension beam is arranged on the third fixing frame, and a pedal is arranged at the open end of the suspension beam;
the third fixing frame is rotatably connected with the second fixing frame, one end of the driving pawl is clamped with the tooth socket on the outer peripheral surface of the ratchet wheel, and the other end of the driving pawl is connected with the third fixing frame through a third elastic piece.
2. The auxiliary wheel supporting apparatus according to claim 1,
the first fixed mount is fixedly connected with a rear bottom fork of the vehicle,
the support rod is U-shaped, two open ends of the support rod are respectively connected with at least one roller, and the middle part of the support rod is rotatably connected with the first fixing frame, so that the support rod can rotate relative to the first fixing frame.
3. The auxiliary wheel supporting apparatus as claimed in claim 1 or 2, further comprising:
the sliding rod is sleeved in the sliding groove on the first fixing frame;
the two ends of the connecting piece are respectively and rotatably connected with the sliding rod and the supporting rod;
when the sliding rod moves in the sliding groove, the supporting rod drives the roller to descend or ascend.
4. The auxiliary wheel supporting apparatus as claimed in claim 3, further comprising:
one end of the first elastic piece is connected with the first fixing frame, the other end of the first elastic piece is connected with the sliding rod, the sliding rod is positioned on the first side of the sliding groove under the action of the first elastic piece, and the roller is positioned at the highest position point;
the first traction assembly is connected with the sliding rod, when the first traction assembly moves along with the ratchet wheel, the sliding rod can be located on the second side of the sliding groove, and the roller is located at the lowest position point;
wherein the lowest point of the wheel assembly of the vehicle is lower than the highest position point and higher than the lowest position point.
5. The auxiliary wheel supporting apparatus as claimed in claim 3, further comprising:
the bearing is sleeved on the sliding rod and is fixedly connected with the sliding rod;
and a raceway matched with the bearing outer ring is formed in the sliding groove, and the bearing is accommodated in the raceway.
6. The auxiliary wheel supporting apparatus as claimed in claim 1, further comprising:
the reel is sleeved on the mounting shaft, a clamping groove is arranged on the peripheral surface of the reel, the first traction assembly is clamped in the clamping groove,
the number of the ratchet wheels is two, the ratchet wheels are respectively arranged on two sides of the reel and fixedly connected with the reel.
7. The auxiliary wheel supporting apparatus as claimed in claim 1, further comprising:
the two ends of the fourth elastic piece are respectively connected with the second fixing frame and the third fixing frame, and the third fixing frame is positioned at a first limit position under the action of the fourth elastic piece;
when the pedal is stressed, the third fixing frame can rotate to a second limit position relative to the second fixing frame.
8. The auxiliary wheel supporting apparatus as claimed in claim 1, further comprising:
the switch structure comprises a shifting block and a sliding rail, the sliding rail is arranged on the suspension beam, and the shifting block is connected with the sliding rail in a sliding manner;
one end of the second traction assembly is connected with the driving pawl, the other end of the second traction assembly is connected with the shifting block, and when the shifting block drives the second traction assembly to move, the driving pawl can be separated from the ratchet wheel; and/or
And one end of the third traction assembly is connected with the stopping pawl, the other end of the third traction assembly is connected with the shifting block, and when the shifting block drives the third traction assembly to move, the stopping pawl can be separated from the ratchet wheel.
9. The auxiliary wheel supporting apparatus as claimed in claim 8, further comprising:
the locking mechanism comprises a sliding sleeve and a limiting shaft which are matched, the limiting shaft is sleeved in the sliding sleeve, a limiting block is arranged at the end part of the limiting shaft, and the limiting shaft can rotate when the sliding sleeve moves along the central axis direction of the limiting shaft;
one end of the fourth traction assembly is connected with the sliding sleeve, the other end of the fourth traction assembly is connected with a switch control mechanism, and the switch control mechanism can drive the sliding sleeve to move, so that the limiting block is clamped between the driving pawl and the second fixing frame, and the driving pawl is limited to rotate relative to the ratchet wheel;
wherein, the switch control mechanism includes: electronic locks and mechanical locks.
10. The auxiliary wheel supporting apparatus according to claim 9,
the first traction assembly, the second traction assembly, the third traction assembly and the fourth traction assembly all comprise ropes, and the ropes are sleeved in the protection pipe.
11. A vehicle, characterized by comprising:
the auxiliary wheel supporting apparatus as claimed in any one of claims 1 to 10.
12. The vehicle of claim 11,
the vehicle includes a two-wheeled bicycle, a two-wheeled electric vehicle and a two-wheeled motorcycle.
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| CN201710804364.9A CN107757759B (en) | 2017-09-08 | 2017-09-08 | Auxiliary wheel strutting arrangement and vehicle |
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| CN201710804364.9A CN107757759B (en) | 2017-09-08 | 2017-09-08 | Auxiliary wheel strutting arrangement and vehicle |
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| CN107757759A CN107757759A (en) | 2018-03-06 |
| CN107757759B true CN107757759B (en) | 2020-11-10 |
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| CN108528569A (en) * | 2018-05-04 | 2018-09-14 | 南昌大学 | A kind of bicycle automatic lifting heel brace |
| CN108791231B (en) * | 2018-06-15 | 2021-09-24 | 金华职业技术学院 | Portable storage battery car moves car ware |
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| CN201761565U (en) * | 2010-06-17 | 2011-03-16 | 应光捷 | Two-wheeled vehicle parking supporting device |
| CN201961295U (en) * | 2011-03-06 | 2011-09-07 | 郑新霖 | Slipping self-rescue device for automobile |
| CN203237318U (en) * | 2013-05-08 | 2013-10-16 | 田德兵 | Wheel type vehicle ladder of two-wheeled vehicle |
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| IT1399072B1 (en) * | 2010-03-23 | 2013-04-05 | Gallicchio Stampi S R L | HORSE RACK FOR TWO-WHEEL VEHICLES. |
| CN203318564U (en) * | 2013-06-24 | 2013-12-04 | 韦贺喜 | Vehicle ladder provided with auxiliary wheels |
| CN205292855U (en) * | 2016-01-12 | 2016-06-08 | 孙思婷 | Automatic electric motor car of leaving warehouse |
| CN105774948B (en) * | 2016-03-15 | 2018-07-03 | 付佩民 | Can automatic lifting stick two wheeler support wheel carrier system and control method |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201761565U (en) * | 2010-06-17 | 2011-03-16 | 应光捷 | Two-wheeled vehicle parking supporting device |
| CN201961295U (en) * | 2011-03-06 | 2011-09-07 | 郑新霖 | Slipping self-rescue device for automobile |
| CN203237318U (en) * | 2013-05-08 | 2013-10-16 | 田德兵 | Wheel type vehicle ladder of two-wheeled vehicle |
| CN203793307U (en) * | 2014-04-03 | 2014-08-27 | 陕西汽车实业有限公司 | Lifting mechanism for rear displacement cylinder of dumper |
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