CN216374879U - Driving structure and scooter thereof - Google Patents
Driving structure and scooter thereof Download PDFInfo
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- CN216374879U CN216374879U CN202123020299.1U CN202123020299U CN216374879U CN 216374879 U CN216374879 U CN 216374879U CN 202123020299 U CN202123020299 U CN 202123020299U CN 216374879 U CN216374879 U CN 216374879U
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Abstract
The utility model belongs to the technical field of driving devices, and relates to a driving structure and a scooter thereof, which comprises: the pedal type transmission mechanism comprises a mounting seat, a transmission shaft assembly, a first planetary gear train, a second planetary gear train and a pedal, wherein an axial channel is arranged on the mounting seat along the axial direction of the transmission shaft assembly; the transmission shaft assembly is arranged in the axial channel, and the left end and the right end of the transmission shaft assembly are positioned outside the axial channel and are used for connecting an external rolling device; a first sun wheel on the first planetary gear train is in transmission connection with the transmission shaft assembly and is used for driving the transmission shaft assembly to rotate, and the first planetary gear train is positioned on the first side of the transmission shaft assembly; a second sun gear on the second planetary gear train is in transmission connection with the transmission shaft assembly, and the second planetary gear train is positioned on the second side of the transmission shaft assembly; the pedal is arranged on the mounting seat in a vertically displaceable manner through the resetting component, and the first side of the pedal is connected with the first planetary gear set of the first planetary gear system through the first connecting rod and is used for driving the first planetary gear system to rotate.
Description
Technical Field
The utility model belongs to the technical field of driving devices, and relates to a driving structure and a scooter thereof.
Background
With the advent of more and more travel tools, people have more and more complicated choices for travel tools, and short-distance transportation tools are more and more popular. In the drive mode of traditional bicycle, the people is the position of sitting and drives, can only basically have an effect of power by the shank and drive, and people's both feet need be the rotation is trampled to the circumference formula, and power take off is zero when trampling the stroke to top dead center and bottom dead center, and output torsion reaches the peak value to the centre, so alternate cycle. The conventional bicycle has the following problems in driving: on one hand, the power is output in a waveform with large fluctuation, so part of energy is consumed by ineffective work, on the other hand, the human continuously does flexion and extension movements of legs, the strength is changed from small to large, the output torque of the traditional bicycle is changed from small to large to small, particularly, in the tail section, the transmission torque is very small or even zero when the human strength is maximum, the transmission torque is not matched with the distribution of the human strength, and when the user rides for too long time, the legs of the user do flexion and extension movements for a long time, so that the legs feel aching pain easily.
Disclosure of Invention
The utility model aims to provide a driving structure and a scooter thereof, aiming at the defects of the prior art, the driving structure can be driven by the gravity of a human body, and the stable output of power can be realized by pressing down a pedal.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a drive structure comprising:
the mounting seat is provided with an axial channel along the axial direction of the transmission shaft assembly;
the transmission shaft assembly is arranged in the axial channel, and the left end and the right end of the transmission shaft assembly are positioned outside the axial channel and are connected with an external rolling device;
a first sun gear on the first planetary gear train is in transmission connection with the transmission shaft assembly and is used for driving the transmission shaft assembly to rotate, and the first planetary gear train is positioned on the first side of the transmission shaft assembly;
a second sun gear of the second planetary gear train is in transmission connection with the transmission shaft assembly, the second planetary gear train is positioned on a second side of the transmission shaft assembly, and the first side and the second side of the transmission shaft assembly are opposite;
but through the footboard of reset segment vertical displacement's locating on the mount pad, the first side of footboard is connected with the first planetary gear set of first planetary gear train through first connecting rod for drive first planetary gear train rotates, just the second side of footboard is connected with the movable gear ring of second planetary gear train through second connecting rod and second connecting rod, the first side of footboard is relative with the second side.
Further, the propeller shaft assembly includes:
the output ends at two ends of the driven shaft are used for being connected with an external rolling device so as to drive the external rolling device to rotate;
the synchronous shaft is rotatably sleeved on the driven shaft, a first end of the synchronous shaft is in transmission connection with a first sun gear of the first planetary gear train, and a second end of the synchronous shaft is in transmission connection with a second sun gear of the second planetary gear train;
and the ratchet wheel assembly is arranged on the side wall of the synchronous shaft and used for limiting the rotation direction of the driven shaft.
Further, the first planetary gear train includes:
the fixed gear ring is fixedly arranged in the mounting groove on the first side of the mounting seat;
the first sun gear is arranged in the fixed gear ring;
the three first planetary gears are uniformly arranged around the first sun gear in the circumferential direction and are positioned between the first sun gear and the fixed gear ring;
the movable planet carrier is simultaneously and rotationally connected with the centers of the three first planet gears so that the three first planet gears can form a first planet gear set, and the movable planet carrier is rotationally connected with the first connecting rod; when the first planetary gear set rotates, the first connecting rod can drive the movable planet carrier to rotate around the transmission shaft assembly.
Further, the second planetary gear train includes:
the movable gear ring is rotatably arranged in the mounting groove on the second side of the mounting seat and is rotatably connected with the second connecting rod;
the second sun gear is arranged in the movable gear ring;
the three second planet gears are uniformly arranged around the second sun gear in the circumferential direction and are positioned between the second sun gear and the movable gear ring, and the center of one second planet gear is connected with the second connecting rod;
the fixed planet carrier is fixed in the mount pad, just fixed planet carrier rotates with three second planetary gear's centre simultaneously and is connected to make three second planetary gear can constitute second planetary gear set.
Furthermore, a first connecting portion extends from the first side of the pedal to the direction opposite to the main body of the pedal, a first end of the first connecting rod is hinged to the first connecting portion, and a second end of the first connecting rod is hinged to one end of the movable planet carrier and used for pushing the first planetary gear set to rotate towards the first direction.
Furthermore, a second connecting portion extends from a second side of the pedal back to the main body direction of the pedal, a first end of the second connecting rod is hinged to the second connecting portion, and a second end of the second connecting rod is connected with the center of one of the second planetary gears and used for pushing the moving gear to rotate towards the second direction.
Furthermore, a position of the first connecting rod hinged to the first connecting portion is defined as a first connecting point, a position of the first connecting rod hinged to one end of the movable planet carrier is defined as a second connecting point, and a distance between the first connecting point and the second connecting point is equal to a center distance between the first sun gear and the first planet gear.
Further, the ratchet assembly includes:
the connecting sleeve is fixed on the driven shaft, and a pawl is arranged on the outer side wall of the connecting sleeve;
the ratchet wheel is sleeved on the connecting sleeve and fixed with the side wall of the synchronizing shaft, and the inner side wall of the ratchet wheel is provided with ratchets; when the synchronizing shaft rotates towards the first direction, the pawl is meshed with the ratchet of the ratchet wheel to drive the driven shaft to rotate, and when the synchronizing shaft rotates towards the second direction, the pawl is disengaged from the ratchet of the ratchet wheel, and at the moment, the driven shaft does not rotate.
Further, the length of the first connecting rod is the same as that of the second connecting rod.
The present invention also provides a scooter comprising: the bottom of the plate body is provided with the driving structure.
The utility model has the beneficial effects that:
the pedal is arranged on the mounting seat in a vertically displaceable manner by using the reset component, the first side of the pedal is connected with the first planetary gear set of the first planetary gear set through the first connecting rod, the second side of the pedal is connected with the movable gear ring of the second planetary gear set through the second connecting rod, the first planetary gear set and the second planetary gear set are simultaneously in transmission connection with the rotating shaft component, when the pedal is pressed down, the first connecting rod can push the first planetary gear set to transmit, the first planetary gear set can transmit the shaft component to rotate, and the power output of the driving structure is realized, so that a user can realize the power output of the driving structure only by using the self gravity, the user can use the scooter with the driving structure more labor-saving, and the leg pain caused by the bending and stretching movement of the leg of the user is avoided;
through the ratchet wheel component, the ratchet wheel component can prevent the first planetary gear train and the second planetary gear train from driving the driven shaft to rotate reversely, so that the driven shaft can always rotate towards the same direction when the driven shaft moves upwards or downwards in the vertical direction;
by setting the distance between the first connecting point and the second connecting point to be equal to the center distance between the first sun gear and the first planetary gear, when the pedal is pressed down, downward pressure can act on the first connecting rod to the greatest extent along the direction of the connecting line of the first connecting point and the second connecting point, the pressure is reduced to incline towards two sides of the first connecting rod, and the force transmission efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an explosive structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an internal schematic view of the present invention;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a right side view of FIG. 3;
fig. 6 is an enlarged schematic view at a in fig. 5.
The labels in the figure are: 100-mount, 110-axial channel, 120-mount groove, 130-mount area; 200-a transmission shaft assembly, 210-a driven shaft, 220-a synchronous shaft, 230-a ratchet wheel assembly, 231-a connecting sleeve, 2311-a pawl, 232-a ratchet wheel, 2321-a ratchet wheel and 240-a bearing; 300-first planetary gear train, 310-fixed gear ring, 320-first sun gear, 330-first planetary gear, 340-movable planet carrier; 400-a second planetary gear train, 410-a movable gear ring, 420-a second sun gear, 430-a second planetary gear and 440-a fixed planet carrier; 500-a first link; 600-a second link; 700-pedal, 710-first connection, 720-second connection; 800-reduction means.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
Referring to fig. 1-6, a drive configuration comprising: the transmission mechanism comprises a mounting seat 100, a transmission shaft assembly 200, a first planetary gear train 300, a second planetary gear train 400 and a pedal 700, wherein an axial channel 110 is arranged on the mounting seat 100 along the axial direction of the transmission shaft assembly 200; the transmission shaft assembly 200 is installed in the axial channel 110, and the left end and the right end of the transmission shaft assembly 200 are located outside the axial channel 110 and used for connecting an external rolling device; the first sun gear 320 on the first planetary gear train 300 is in transmission connection with the transmission shaft assembly 200 and is used for driving the transmission shaft assembly 200 to rotate, and the first planetary gear train 300 is located at a first side of the transmission shaft assembly 200; the second sun gear 420 on the second planetary gear train 400 is in transmission connection with the transmission shaft assembly 200, the second planetary gear train 400 is located on the second side of the transmission shaft assembly 200, and the first side and the second side of the transmission shaft assembly 200 are opposite; the pedal 700 is vertically displaceable arranged on the mounting base 100 through the reset component 800, a first side of the pedal 700 is connected with the first planetary gear 330 group of the first planetary gear train 300 through the first connecting rod 500 for driving the first planetary gear train 300 to rotate, and a second side of the pedal 700 is connected with the movable gear ring 410 of the second planetary gear train 400 through the second connecting rod 600, and the first side of the pedal 700 is opposite to the second side.
According to the driving structure, the pedal 700 is vertically arranged on the mounting seat 100 through the reset component 800, the first side of the pedal 700 is connected with the first planetary gear 330 group of the first planetary gear train 300 through the first connecting rod 500, the second side of the pedal 700 is connected with the moving gear 410 of the second planetary gear train 400 through the second connecting rod 600, the first planetary gear train 300 and the second planetary gear train 400 are simultaneously in transmission connection with the rotating shaft assembly, when the pedal 700 is pressed down, the first connecting rod 500 can drive the first planetary gear train 300 to transmit, the first planetary gear train 300 can drive the rotating shaft assembly 200 to rotate, and the power output of the driving structure is realized, so that a user can realize the power output of the driving structure only by utilizing the gravity of the user, and the user can be ensured to save more labor when using the pedal 700 vehicle with the driving structure;
in the above embodiment, referring to fig. 1, 5 and 6, the transmission shaft assembly 200 includes: the driven shaft 210 is arranged in the axial channel 110, the driven shaft 210 can rotate in the axial channel 110, and output ends at two ends of the driven shaft 210 are used for being connected with an external rolling device to drive the external rolling device to rotate; the synchronizing shaft 220 is rotatably sleeved on the driven shaft 210, and a first end of the synchronizing shaft 220 is in transmission connection with the first sun gear 320 of the first planetary gear train 300, so that when the first sun gear 320 rotates, the synchronizing shaft 220 can synchronously rotate with the first sun gear 320, and a second end of the synchronizing shaft 220 is in transmission connection with the second sun gear 420 of the second planetary gear train 400, so that when the synchronizing shaft 220 rotates, the second sun gear 420 of the second planetary gear train 400 can synchronously rotate with the synchronizing shaft 220; in order to prevent the first planetary gear train 300 and the second planetary gear train from driving the driven shaft 210 to rotate reversely and ensure that the driven shaft 210 can always rotate towards the same direction when the driven shaft 210 is displaced upwards or downwards in the vertical direction, the transmission shaft assembly 200 further comprises: the ratchet assembly 230, the ratchet assembly 230 is mounted on the sidewall of the synchronizing shaft 220 for limiting the rotation direction of the driven shaft 210, and specifically, the ratchet assembly 230 includes: the connecting sleeve 231 and the ratchet wheel 232, the connecting sleeve 231 is fixed on the driven shaft 210, and the outer side wall of the connecting sleeve 231 is provided with a pawl 2311; the ratchet wheel 232 is sleeved on the connecting sleeve 231, the ratchet wheel 232 is fixed with the side wall of the synchronizing shaft 220, and the inner side wall of the ratchet wheel 232 is provided with a ratchet 2321; wherein, since the ratchet wheel 232 is fixed with the sidewall of the synchronizing shaft 220, the connecting sleeve 231 is fixed with the driven shaft 210, when the synchronizing shaft 220 rotates towards the first direction, defining the pawl 2311 and the ratchet 2321 of the ratchet wheel 232 in the engaged state at this time, the synchronizing shaft 220 can drive the driven shaft 210 to rotate, and when the synchronizing shaft 220 rotates towards the second direction, defining the pawl 2311 at this time in a disengaged state from the ratchet teeth 2321 of the ratchet wheel 232, so that the driven shaft 210 does not rotate, in this embodiment, the first direction is counterclockwise, the second direction is clockwise, in the embodiment, the number of the ratchet assemblies 230 is 1, and the ratchet assemblies 230 are disposed away from the first planetary gear train 300, and further, in order to avoid the relative movement of the driven shaft 210 and the synchronous shaft 220, bearings 240 are further provided between the driven shaft 210 and the synchronizing shaft 220, and the number of the bearings 240 is 2, and two bearings 240 are provided on both left and right sides of the driven shaft 210.
When the pedal 700 is pressed down, the synchronizing shaft 220 can rotate under the action of the first planetary gear train 300, the ratchet wheel 232 is fixed with the side wall of the synchronizing shaft 220, the connecting sleeve 231 is fixed with the driven shaft 210, at the moment, the pawl 2311 is meshed with the ratchet teeth 2321 of the ratchet wheel 232, so that the connecting sleeve 231 drives the driven shaft 210 to rotate, power output is achieved, when the pedal 700 moves upwards under the action of the reset component 800, at the moment, the pawl 2311 is disengaged from the ratchet teeth 2321 of the ratchet wheel 232, the connecting sleeve 231 does not drive the driven shaft 210 to rotate, and the driven shaft 210 is prevented from rotating reversely when the pedal 700 is reset.
In the above embodiment, referring to fig. 1, 3 and 6, the first planetary gear train 300 includes: the fixed gear ring 310 is fixedly arranged in the mounting groove 120 on the first side of the mounting seat 100; the first sun gear 320 is mounted within the fixed ring gear 310; the three first planet gears 330 are uniformly arranged around the first sun gear 320 in the circumferential direction and are positioned between the first sun gear 320 and the fixed gear ring 310; the movable planet carrier 340 is simultaneously and rotatably connected with the centers of the three first planet gears 330, so that the three first planet gears 330 can form a first planet gear 330 group, and the movable planet carrier 340 is connected with the first connecting rod 500, wherein the movable planet carrier 340 is arranged close to the outer side of the mounting groove 120 on the first side of the mounting seat 100, and the movable planet carrier 340 is a tripod, further, in order to ensure that the planet gear group can rotate in the fixed gear ring 310, a preset distance is provided between the inner side wall of the fixed gear ring 310 and the outer side wall of the first planet gears 330; when the first planetary gear 330 set rotates, the first connecting rod 500 can drive the movable planet carrier 340 to rotate around the transmission shaft assembly 200.
When the pedal 700 is pressed down, the pedal 700 can push the movable planet carrier 340 to rotate counterclockwise through the first connecting rod 500 under the pressure, since the fixed gear ring 310 is in the fixed state, the first planet gears 330 revolve around the first sun gear 320 in the fixed gear ring 310, and at the same time, the first planet gears 330 rotate on their own axes, and at this time, the first planet gears 330 rotate clockwise, so that the first sun gear 320 rotates counterclockwise on the synchronizing shaft 220, so that the first sun gear 320 drives the transmission shaft assembly 200 to rotate counterclockwise, when the pedal 700 is reset, the pedal 700 can push the movable planet carrier 340 to rotate clockwise through the first connecting rod 500 under the tension, since the fixed gear ring 310 is in the fixed state, so that the first planet gears revolve around the first sun gear 320 in the fixed gear ring 310, and at the same time, the first planet gears 330 rotate on their own axes, at this time, the first planet gears 330 rotate counterclockwise, therefore, the first sun gear 320 rotates clockwise on the synchronizing shaft 220, so that the first sun gear 320 drives the synchronizing shaft 220 to rotate clockwise, and at the same time, the pawl 2311 and the ratchet 2321 of the ratchet wheel 232 are in a disengaged state, thereby preventing the driven shaft 210 from rotating reversely when the pedal 700 is reset.
In the above embodiment, referring to fig. 1, 5 and 6, the second planetary gear train 400 includes: the movable gear ring 410, the second sun gear 420, the three second planet gears 430 and the fixed planet carrier 440, the movable gear ring 410 is rotatably arranged in the mounting groove 120 on the second side of the mounting seat 100, wherein the movable gear ring 410 is rotatably connected with the second connecting rod 600, and specifically, the movable gear ring 410 rotates around the synchronizing shaft 220 in the mounting groove 120 on the second side of the mounting seat 100 by taking the synchronizing shaft 220 as a center; the second sun gear 420 is mounted in the movable ring gear 410; the three second planet gears 430 are uniformly arranged around the second sun gear 420 in the circumferential direction, and are located between the second sun gear 420 and the moving gear 410, and the center of one of the second planet gears 430 is connected with the second connecting rod 600; the fixed carrier 440 is fixed in the mounting seat 100, and the fixed carrier 440 is simultaneously rotatably connected with the centers of the three second planet gears 430, so that the three second planet gears 430 can constitute a second planetary gear set, ensuring that the second planet gears 430 can rotate on the fixed carrier 440 when the fixed carrier 440 is positioned in the mounting groove, wherein the fixed carrier 440 is positioned inside the mounting groove 120 on the second side of the mounting seat 100, and the fixed carrier 440 is a tripod, in this embodiment, the radius of the second sun gear 420 is identical with the radius of the first sun gear 320, and the radius of the second planet gears 430 is identical with the radius of the first planet gears 330.
When the pedal 700 is pressed down, the pedal 700 can push the ring gear 410 to rotate clockwise by the second link 600 under the pressure, since the fixed carrier 440 is fixed in the mounting groove 120 of the second side of the mounting seat 100, the second planetary gears 430 rotate clockwise, so that the second sun gear 420 rotates counterclockwise on the synchronizing shaft 220, at which time the pawl 2311 is engaged with the ratchet teeth 2321 on the ratchet wheel 232, when the pedal 700 is reset, the pedal 700 can drive the gear ring 410 to rotate counterclockwise through the second link 500 under the action of the pulling force, and at this time, the second planetary gear 430 can rotate counterclockwise, therefore, the second sun gear 420 rotates clockwise on the synchronizing shaft 220, so that the second sun gear 420 drives the synchronizing shaft 220 to rotate clockwise, and at the same time, the pawl 2311 and the ratchet 2321 of the ratchet wheel 232 are in a disengaged state, thereby preventing the driven shaft 210 from rotating reversely when the pedal 700 is reset.
In the above embodiment, referring to fig. 1 and fig. 3, a first connecting portion 710 extends from a first side of the pedal 700 to a direction away from a main body of the pedal 700, a first end of the first link 500 is hinged to the first connecting portion 710, a second end of the first link 500 is hinged to one end of the movable carrier 340 for driving the first planetary gear 330 to rotate toward the first direction, further, a position of the first link 500 hinged to the first connecting portion 710 is defined as a first connecting point, a position of the first link 500 hinged to one end of the movable carrier 340 is defined as a second connecting point, and a distance between the first connecting point and the second connecting point is equal to a center distance between the first sun gear 320 and the first planetary gear 330.
In the above embodiment, the second side of the pedal 700 extends to the second connecting portion 720 in a direction away from the main body of the pedal 700, the first end of the second connecting rod 600 is hinged to the second connecting portion 720, the second end of the second connecting rod 600 is hinged to the center of one of the second planetary gears 430, and is used for driving the movable gear ring 410 to rotate in the second direction, further, the first connecting rod 500 has the same length as the second connecting rod 600, and the first connecting rod 500 and the second connecting rod 600 are arranged in a staggered manner, so as to ensure that when the pedal 700 is pressed down, the first connecting rod 500 can push the first planetary gear set to rotate counterclockwise, and the second connecting rod 600 can push the movable gear ring 410 to rotate clockwise
In the above embodiments, the top of the mounting seat 100 is provided with the mounting region 130, the bottom of the pedal 700 further extends toward the mounting seat 100 to form a connection column (not marked in the drawings), the pedal 700 is disposed in the mounting region 130, the reset component 800 is sleeved on the connection column, one end of the reset component 800 is fixed to the bottom of the pedal 700, and the other end of the spring is fixed to the bottom wall of the mounting region 130.
The present invention also provides a scooter 700 comprising: the driving structure is arranged at the bottom of the plate body, and further, an opening region is arranged on the plate body, and one end of the pedal 700 penetrates through the opening region and is arranged on the mounting seat 100.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above-described embodiments are only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. A drive structure, comprising:
the mounting seat (100) is provided with an axial channel (110) along the axial direction of the transmission shaft assembly (200) on the mounting seat (100);
the transmission shaft assembly (200) is installed in the axial channel (110), and the left end and the right end of the transmission shaft assembly (200) are located outside the axial channel (110) and used for being connected with an external rolling device;
the first planetary gear train (300), a first sun gear (320) on the first planetary gear train (300) is in transmission connection with the transmission shaft assembly (200) and is used for driving the transmission shaft assembly (200) to rotate, and the first planetary gear train (300) is positioned on a first side of the transmission shaft assembly (200);
a second planetary gear train (400), wherein a second sun gear (420) on the second planetary gear train (400) is in transmission connection with the transmission shaft assembly (200), the second planetary gear train (400) is positioned on a second side of the transmission shaft assembly (200), and the first side and the second side of the transmission shaft assembly (200) are opposite;
the pedal (700) is arranged on the mounting seat (100) and can be vertically displaced through a reset component (800), a first side of the pedal (700) is connected with a first planetary gear set of a first planetary gear train (300) through a first connecting rod (500) and used for driving the first planetary gear train (300) to rotate, a second side of the pedal (700) is connected with a moving gear ring (410) of a second planetary gear train (400) through a second connecting rod (600) and used for driving the second planetary gear train (400) to rotate, and the first side of the pedal (700) is opposite to the second side.
2. A drive arrangement according to claim 1, wherein the driveshaft assembly (200) comprises:
the driven shaft (210) is arranged in the axial channel (110), and output ends at two ends of the driven shaft (210) are used for being connected with an external rolling device so as to drive the external rolling device to rotate;
the synchronous shaft (220) is rotatably sleeved on the driven shaft (210), a first end of the synchronous shaft (220) is in transmission connection with a first sun gear (320) of the first planetary gear train (300), and a second end of the synchronous shaft (220) is in transmission connection with a second sun gear (420) of the second planetary gear train (400);
and the ratchet assembly (230) is arranged on the side wall of the synchronous shaft (220) and is used for limiting the rotation direction of the driven shaft (210).
3. A drive arrangement according to claim 2, wherein the first planetary gear train (300) comprises:
the fixed gear ring (310) is fixedly arranged in the mounting groove (120) on the first side of the mounting seat (100);
a first sun gear (320) mounted within the fixed ring gear (310);
three first planet gears (330), wherein the three first planet gears (330) are uniformly arranged around the first sun gear (320) in the circumferential direction and are positioned between the first sun gear (320) and the fixed gear ring (310);
a movable planet carrier (340), the movable planet carrier (340) being simultaneously rotationally connected with the centers of the three first planet gears (330) so that the three first planet gears (330) can constitute a first planetary gear set, and the movable planet carrier (340) being rotationally connected with the first connecting rod (500); when the first planetary gear set rotates, the first connecting rod (500) can drive the movable planet carrier (340) to rotate around the transmission shaft assembly (200).
4. A drive arrangement according to claim 3, characterised in that the second planetary gear set (400) comprises:
the movable gear ring (410) is rotatably arranged in the mounting groove (120) on the second side of the mounting base (100), and the movable gear ring (410) is rotatably connected with the second connecting rod (600);
a second sun gear (420) mounted in the movable ring gear (410);
three second planet gears (430), wherein the three second planet gears (430) are uniformly arranged around the second sun gear (420) in the circumferential direction and are positioned between the second sun gear (420) and the movable gear ring (410);
the fixed planet carrier (440) is fixed in the mounting seat (100), and the fixed planet carrier (440) is simultaneously in rotating connection with the centers of the three second planet gears (430), so that the three second planet gears (430) can form a second planetary gear set.
5. A driving structure according to claim 3, wherein a first connecting portion (710) extends from the first side of the pedal (700) in a direction away from the main body of the pedal (700), a first end of the first connecting rod (500) is hinged to the first connecting portion (710), and a second end of the first connecting rod (500) is hinged to one end of the movable planet carrier (340) for pushing the first planetary gear set to rotate towards the first direction.
6. A drive structure according to claim 4 or 5, characterized in that a second connecting part (720) extends from the second side of the pedal (700) to the direction opposite to the main body of the pedal (700), the first end of the second connecting rod (600) is hinged to the second connecting part (720), and the second end of the second connecting rod (600) is hinged to the movable gear ring for pushing the movable gear ring (410) to rotate towards the second direction.
7. A drive arrangement according to claim 5, characterized in that the first connecting point is defined as the position of the first connecting rod (500) where it is hinged to the first connecting portion (710) and the second connecting point is defined as the position of the first connecting rod (500) where it is hinged to one of the ends of the movable planet carrier (340), the distance between the first and second connecting points being equal to the centre distance between the first sun gear (320) and the first planet gears (330).
8. A drive arrangement according to claim 2, wherein the ratchet assembly (230) comprises:
the connecting sleeve (231) is fixed on the driven shaft (210), and a pawl (2311) is arranged on the outer side wall of the connecting sleeve (231);
the ratchet wheel (232) is sleeved on the connecting sleeve (231), the ratchet wheel (232) is fixed with the side wall of the synchronizing shaft (220), and the inner side wall of the ratchet wheel (232) is provided with a ratchet (2321); when the synchronizing shaft (220) rotates towards the first direction, the pawl (2311) is meshed with the ratchet teeth (2321) of the ratchet wheel (232) to drive the driven shaft (210) to rotate, when the synchronizing shaft (220) rotates towards the second direction, the pawl (2311) is disengaged from the ratchet teeth (2321) of the ratchet wheel (232), and at the moment, the driven shaft (210) does not rotate.
9. A drive arrangement according to claim 1, wherein the length of the first link (500) is the same as the length of the second link (600).
10. A scooter, comprising: a plate body having a driving structure according to any one of claims 1 to 9 at a bottom thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123020299.1U CN216374879U (en) | 2021-12-04 | 2021-12-04 | Driving structure and scooter thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123020299.1U CN216374879U (en) | 2021-12-04 | 2021-12-04 | Driving structure and scooter thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216374879U true CN216374879U (en) | 2022-04-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123020299.1U Active CN216374879U (en) | 2021-12-04 | 2021-12-04 | Driving structure and scooter thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117140943A (en) * | 2023-10-30 | 2023-12-01 | 山东普克汽车饰件有限公司 | Automotive interior spare tectorial membrane cutting device |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117140943A (en) * | 2023-10-30 | 2023-12-01 | 山东普克汽车饰件有限公司 | Automotive interior spare tectorial membrane cutting device |
| CN117140943B (en) * | 2023-10-30 | 2024-02-13 | 山东普克汽车饰件有限公司 | Automotive interior spare tectorial membrane cutting device |
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