CN113830215A - Cross-country power-assisted scooter - Google Patents
Cross-country power-assisted scooter Download PDFInfo
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- CN113830215A CN113830215A CN202111259728.2A CN202111259728A CN113830215A CN 113830215 A CN113830215 A CN 113830215A CN 202111259728 A CN202111259728 A CN 202111259728A CN 113830215 A CN113830215 A CN 113830215A
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- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K21/00—Steering devices
- B62K21/18—Connections between forks and handlebars or handlebar stems
- B62K21/22—Connections between forks and handlebars or handlebar stems adjustable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The invention relates to the technical field of cross-country power-assisted scooters, and discloses a cross-country power-assisted scooter, which comprises a bar-shaped frame, a handle, a bar-shaped pedal, a rotating seat, a locking mechanism, a front wheel and a rear wheel, wherein the bar-shaped pedal is arranged on the bar-shaped frame; the handle is arranged on the top of the bar-shaped frame; a first hinged support is formed at the front end of the strip-shaped pedal; the rotary seat is hinged on the first hinged support and is fixedly connected to the bottom of the bar-shaped frame; the rotation axis of the rotating seat is respectively vertical to the strip-shaped frame and the strip-shaped pedal; the locking mechanism is used for locking the rotating seat; the front wheel is arranged on the lower side of the rotary seat; the rear wheel is mounted on the rear end of the strip-shaped pedal. According to the cross-country power-assisted scooter, the rotary seat is arranged, so that the front position and the rear position of the handle can be changed along with the rotation of the bar-shaped frame, and the cross-country power-assisted scooter can be suitable for users with different arm lengths.
Description
Technical Field
The invention relates to the technical field of cross-country power-assisted scooters, in particular to a cross-country power-assisted scooter.
Background
A cross-country power-assisted scooter is a convenient vehicle and is commonly used for various short trips such as commuting.
At present, for satisfying the trip demand of different topography, cross-country helping hand scooter that can provide the helping hand for cross-country has appeared.
When a user uses the cross-country power-assisted scooter, the user needs to hold the scooter on a handle of the scooter frame by hands so as to control the direction and keep balance.
In the prior art, the frame can only rotate leftwards and rightwards to change the direction, and the front position and the rear position of the frame are unchanged, so that the frame is inconvenient for users with different arm lengths, the user with the shorter arm length needs to lean forwards, and the user with the longer arm length needs to lean backwards to better form the slotted hole handle.
Disclosure of Invention
The purpose of the invention is: provides a cross-country power-assisted scooter with a front-back adjustable frame so as to be suitable for users with different arm lengths.
In order to achieve the purpose, the invention provides a cross-country power-assisted scooter, which comprises a bar-shaped frame, a handle, a bar-shaped pedal, a rotating seat, a locking mechanism, a front wheel and a rear wheel, wherein the bar-shaped pedal is arranged on the front wheel; the handle is arranged on the top of the bar-shaped frame; a first hinged support is formed at the front end of the strip-shaped pedal; the rotary seat is hinged on the first hinged support and is fixedly connected to the bottom of the bar-shaped frame; the rotation axis of the rotating seat is respectively vertical to the strip-shaped frame and the strip-shaped pedal; the locking mechanism is used for locking the rotating seat; the front wheel is arranged on the lower side of the rotary seat; the rear wheel is mounted on the rear end of the strip-shaped pedal.
Further, the rotary base comprises a strip-shaped part arranged at the bottom of the strip-shaped frame along the extension direction of the strip-shaped frame, a sleeve sleeved on the outer side of the strip-shaped part, a first frame body arranged on the outer side of the sleeve, and a fixed shaft fixed on the first hinged support and rotatably connected with the first frame body; the fixed shaft is arranged along the rotation axis of the rotating seat, and the first frame body can rotate around the fixed shaft.
Further, the first hinge base comprises a bottom wall, a first side wall and a second side wall which enclose a concave space; the bottom wall is arranged on the strip-shaped pedal; the fixed shaft is located in the sunken space, and two ends of the fixed shaft respectively penetrate through the first side wall and the second side wall.
Furthermore, a first arc-shaped hole is formed in the first side wall, and a second arc-shaped hole is formed in the second side wall; the locking mechanism comprises a driving shaft, a pressing block and a convex block, wherein one end of the driving shaft penetrates through the first arc-shaped hole, the other end of the driving shaft penetrates through the second arc-shaped hole, the pressing block is arranged on the driving shaft in a sliding mode and is positioned outside the concave space, and the convex block is rotatably arranged on one end of the driving shaft; the driving shaft also penetrates through the first frame body and is parallel to the fixed shaft, and the driving shaft can rotate around the rotation axis of the rotating seat and drive the first frame body to rotate; the rotational axis of the lug is perpendicular to the drive shaft; when the lug rotates, the lug can extrude the pressing block to enable the pressing block to press the first side wall or the second side wall.
Furthermore, the first arc-shaped hole is sunken towards the bottom wall to form a first front limiting hole and a first rear limiting hole, and the second arc-shaped hole is sunken towards the bottom wall to form a second front limiting hole and a second rear limiting hole; the drive shaft can be simultaneously clamped in the first front limiting hole and the second front limiting hole, or the drive shaft can be simultaneously clamped in the first rear limiting hole and the second rear limiting hole.
Further, the device also comprises a first elastic piece; the first elastic piece can drive the driving shaft to be clamped in the first front limiting hole and the second front limiting hole at the same time; or the first elastic piece can drive the driving shaft to be clamped in the first rear limiting hole and the second rear limiting hole simultaneously.
Further, the device also comprises a fixed block; the fixed block is fixedly connected with the driving shaft; the first elastic piece is respectively fixed on the fixed block and the fixed shaft, and a first waist-shaped hole for the driving shaft to pass through is formed in the first frame body; when the driving shaft is clamped in the first front limiting hole and the second front limiting hole at the same time, one end of the first waist-shaped hole is communicated with the first front limiting hole and the second front limiting hole respectively, and the other end of the first waist-shaped hole is communicated with the first arc-shaped hole and the second arc-shaped hole respectively; when the driving shaft is clamped in the first rear limiting hole and the second rear limiting hole, one end of the first waist-shaped hole is communicated with the first rear limiting hole and the second rear limiting hole respectively, and the other end of the first waist-shaped hole is communicated with the first arc-shaped hole and the second arc-shaped hole respectively.
Further, the rotating seat further comprises a first cylinder and a second cylinder; the strip-shaped frame and the strip-shaped piece are respectively hollow, one end of the strip-shaped piece extends into the first barrel, and the other end of the strip-shaped piece extends into the second barrel; the first cylinder body is sleeved on the lower end of the bar-shaped frame.
Furthermore, a first step surface is arranged inside the first cylinder, and a second step surface is arranged inside the second cylinder; a first convex ring is arranged at one end of the strip-shaped piece, a second convex ring is arranged at the other end of the strip-shaped piece, the first convex ring is attached to the first step surface, and the second convex ring is attached to the second step surface; the first step surface and the second step surface are respectively positioned between the first convex ring and the second convex ring.
Further, the device also comprises a second frame body and a second elastic piece; the front wheel is arranged on the second frame body; the second frame body is hinged to the bar-shaped frame and the front wheel respectively, and the second elastic piece is fixed to the second frame body and the bar-shaped frame respectively.
Compared with the prior art, the cross-country power-assisted scooter provided by the embodiment of the invention has the beneficial effects that:
according to the cross-country power-assisted scooter provided by the embodiment of the invention, the rotary seat is arranged, so that the front and rear positions of the handle can be changed along with the rotation of the bar-shaped frame, and the cross-country power-assisted scooter provided by the embodiment can be suitable for users with different arm lengths.
Drawings
Fig. 1 is an overall structure view of the cross-country power-assisted scooter according to the embodiment of the present invention.
FIG. 2 is an enlarged view of FIG. 1 of the cross-country, power-assisted scooter of an embodiment of the present invention.
Fig. 3 is a first hinge base structure view of the cross-country power-assisted scooter according to the embodiment of the invention.
Fig. 4 is a structural view of a first frame of the cross-country power-assisted scooter according to the embodiment of the invention.
Fig. 5 is a structural diagram of a fixing block of the cross-country power-assisted scooter according to the embodiment of the invention.
Fig. 6 is another direction structure view of the cross-country power-assisted scooter according to the embodiment of the present invention.
Fig. 7 is an enlarged view of the cross-country power-assisted scooter of the embodiment of the present invention at B in fig. 6.
Fig. 8 is a structural view of a bar of the cross-country power-assisted scooter according to an embodiment of the present invention.
Fig. 9 is a first cylinder structure diagram of the cross-country power-assisted scooter according to the embodiment of the invention.
Fig. 10 is a structural view of a second cylinder of the cross-country power-assisted scooter according to the embodiment of the invention.
Fig. 11 is a connecting structure diagram of the fixing block, the first hinge base, the first elastic member and the locking mechanism of the cross-country assisted scooter according to the embodiment of the invention.
In the figure, 1, a strip-shaped frame; 2. a handle; 3. a bar-shaped pedal; 4. a rotating base; 5. a front wheel;
41. a strip; 411. a first convex ring; 412. a second convex ring; 42. a sleeve; 421. a boss; 43. a first frame body; 431. a first kidney-shaped hole; 432. a second kidney-shaped hole; 433. a U-shaped groove; 44. a fixed shaft; 45. a first cylinder; 451. a first step surface; 46. a second cylinder; 461. a second step surface; 47. a cylinder;
31. a first hinge base; 311. a bottom wall;
312. a first side wall; 3121. a first arcuate aperture; 3122. a first front limiting aperture; 3123. a first rear limiting aperture;
313. a second side wall; 3131. a second arcuate aperture; 3132. a second front limiting aperture; 3133. a second rear limiting aperture;
314. a recessed space;
6. a locking mechanism; 61. a drive shaft; 62. a pressing block; 63. a bump;
7. a first elastic member;
8. a fixed block; 81. a grip portion;
9. a second frame body; 91. a second hinge base; 92. a concave cavity; 10. a second elastomer.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered 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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the interiors of two elements or through the mutual relationship of two elements. 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 present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 to 11, the cross-country power-assisted scooter of the preferred embodiment of the present invention comprises a bar-shaped frame 1, a handle 2, a bar-shaped pedal 3, a rotary seat 4, a locking mechanism 6, a front wheel 5 and a rear wheel; the handle 2 is arranged on the top of the bar-shaped frame 1; a first hinged support 31 is formed at the front end of the strip-shaped pedal 3; the rotary seat 4 is hinged on the first hinged support 31 and is fixedly connected to the bottom of the bar-shaped frame 1; the rotation axis of the rotating seat 4 is respectively vertical to the strip-shaped frame 1 and the strip-shaped pedal 3; the locking mechanism 6 is used for locking the rotary seat 4; the front wheel 5 is arranged at the lower side of the rotary seat 4; the rear wheel is mounted on the rear end of the bar-shaped pedal 3.
In this embodiment, when the user uses the cross-country power-assisted scooter of this embodiment, it is rotatory through drive swivel mount 4, drives bar frame 1 and rotates for the distance between handle 2 and the bar footboard 3 changes, and the adjustment is suitable until the distance between handle 2 and the bar footboard 3, and user's arm can extend naturally and hold on handle 2 this moment, need not too crooked arm or straighten the arm, also need not the health and leans forward or move backward.
This embodiment is through setting up roating seat 4 for the front and back position of handle 2 can be along with the change of the rotation of bar frame 1, and the cross country helping hand scooter of this embodiment can be adapted to the user that arm length is different.
Further, in an embodiment, referring to fig. 1 to 11, the swivel base 4 includes a strip 41 installed on the bottom of the bar frame 1 along the extending direction of the bar frame 1, a sleeve 42 sleeved on the outer side of the strip 41, a first frame 43 installed on the outer side of the sleeve 42, and a fixed shaft 44 fixed on the first hinge base 31 and rotatably connected to the first frame 43; the fixed shaft 44 is disposed along a rotation axis of the rotary base 4, and the first frame body 43 is rotatable around the fixed shaft 44.
In this embodiment, when the rotary base 4 rotates, the first frame body 43 rotates around the rotation axis of the rotary base 4, and drives the sleeve 42 and the strip 41 to rotate.
Wherein strip 41 extends along strip frame 1 such that strip frame 1 and strip 41 are visually coordinated; the sleeve 42 is sleeved outside the strip 41, so that when the strip 41 is driven to rotate, the force application is uniform, and the transmission is stable.
Further, in one embodiment, referring to fig. 1 to 11, the first hinge base 31 includes a bottom wall 311, a first side wall 312 and a second side wall 313 enclosing a recessed space 314; the bottom wall 311 is mounted on the strip-shaped pedal 3; the fixing shaft 44 is located in the recess space 314 and passes through the first and second sidewalls 312 and 313 at both ends.
In this embodiment, the two ends of the fixed shaft 44 are fixed to the first hinge base 31, respectively, so that the stability of the fixed shaft 44 is improved, and the rotational stability of the rotary base 4 is improved.
Wherein, the two ends of the fixed shaft 44 are respectively provided with a limiting part which respectively abuts against the outer side of the first side wall 312 and the outer side of the second side wall 313, so as to fix the fixed shaft 44 on the first hinge seat 31.
Further, in one embodiment, referring to fig. 1 to 11, the first side wall 312 has a first arc-shaped hole 3121, and the second side wall 313 has a second arc-shaped hole 3131; the locking mechanism 6 comprises a driving shaft 61 with one end passing through the first arc-shaped hole 3121 and the other end passing through the second arc-shaped hole 3131, a pressing block 62 slidably arranged on the driving shaft 61 and located outside the concave space 314, and a convex block 63 rotatably arranged on one end of the driving shaft 61; the driving shaft 61 further passes through the first frame body 43, and the driving shaft 61 is parallel to the fixed shaft 44, the driving shaft 61 can rotate around the rotation axis of the rotating base 4 and drive the first frame body 43 to rotate; the axis of rotation of the projection 63 is perpendicular to the drive shaft 61; when the protrusion 63 rotates, the protrusion 63 can press the pressing block 62 so that the pressing block 62 presses the first side wall 312 or the second side wall 313.
In this embodiment, through the setting of locking mechanical system 6, can be with the fixed position of roating seat 4 to the user is using the in-process of this embodiment's cross country helping hand scooter, and the handle 2 can not appear rocking.
Specifically, when the rotating base 4 needs to be unlocked, the protruding block 63 is rotated, so that the position with the smaller thickness of the protruding block 63 is aligned to the pressing block 62, and the pressing block 62 is no longer pressed and attached to the first side wall 312 or the second side wall 313, so that the driving shaft 61 can rotate freely, and the rotating base 4 is driven to rotate; when the rotating base 4 needs to be locked, the protrusion 63 is rotated to align the position where the thickness of the protrusion 63 is larger with the pressing block 62, so that the pressing block 62 is pressed and attached to the first side wall 312 or the second side wall 313, and thus the driving shaft 61 is locked, and the rotating shaft cannot rotate any more.
Further, in one embodiment, referring to fig. 1 to 11, the first arc-shaped hole 3121 is recessed toward the bottom wall 311 to form a first front limiting hole 3122 and a first rear limiting hole 3123, and the second arc-shaped hole 3131 is recessed toward the bottom wall 311 to form a second front limiting hole 3132 and a second rear limiting hole 3133; the driving shaft 61 can be simultaneously caught at the first front restriction hole 3122 and the second front restriction hole 3132, or the driving shaft 61 can be simultaneously caught at the first rear restriction hole 3123 and the second rear restriction hole 3133.
In this embodiment, in order to ensure the locking effect on the rotary seat 4, two limiting holes are respectively formed on the first side wall 312 and the second side wall 313, and when the driving shaft 61 is simultaneously engaged with the first front limiting hole 3122 and the second front limiting hole 3132 or simultaneously engaged with the first rear limiting hole 3123 and the second rear limiting hole 3133, the driving shaft cannot rotate around the rotation axis of the rotary seat 4, so that the locking effect is achieved.
During the unblock, with drive shaft 61 from each spacing downthehole roll-off to the bar downthehole, at the downthehole rotation of bar to the position that another group of spacing hole aimed at, establish drive shaft 61 card again in another group of spacing downthehole, can accomplish the angle change.
The embodiment sets two angle adjustments, and it needs to be noted that the number of angle adjustments can be changed according to the actual situation; generally, the range of arm length is limited, and two angles can meet the use requirements of most users.
Further, in one embodiment, please refer to fig. 1 to 11, further comprising a first elastic member 7; the first elastic member 7 can drive the driving shaft 61 while being caught in the first front limiting hole 3122 and the second front limiting hole 3132; or, the first elastic member 7 can drive the driving shaft 61 and be simultaneously engaged with the first rear limiting hole 3123 and the second rear limiting hole 3133.
In this embodiment, by providing the first elastic member 7, when the driving shaft 61 is driven to the proper position, the driving shaft 61 is loosened, and the driving shaft 61 can slide down into the corresponding stopper hole by the first elastic member 7.
In this embodiment, the driving shaft 61 can be more stably clamped in the corresponding limiting hole by providing the first elastic member 7.
Further, in an embodiment, please refer to fig. 1 to 11, further including a fixing block 8; the fixed block 8 is fixedly connected with the driving shaft 61; the first elastic element 7 is respectively fixed on the fixed block 8 and the fixed shaft 44, and a first kidney-shaped hole 431 for the driving shaft 61 to pass through is formed in the first frame body 43; when the driving shaft 61 is simultaneously clamped in the first front limiting hole 3122 and the second front limiting hole 3132, one end of the first kidney-shaped hole 431 is respectively communicated with the first front limiting hole 3122 and the second front limiting hole 3132, and the other end of the first kidney-shaped hole 431 is respectively communicated with the first arc-shaped hole 3121 and the second arc-shaped hole 3131; when the driving shaft 61 is simultaneously engaged with the first rear limiting hole 3123 and the second rear limiting hole 3133, one end of the first kidney-shaped hole 431 is communicated with the first rear limiting hole 3123 and the second rear limiting hole 3133, respectively, and the other end of the first kidney-shaped hole 431 is communicated with the first arc-shaped hole 3121 and the second arc-shaped hole 3131, respectively.
In this embodiment, when the driving shaft 61 is separated from the corresponding limiting hole, it slides from one end of the first kidney-shaped hole 431 to the other end, and then, when the driving shaft 61 slides in the first arc-shaped hole 3121 and the second arc-shaped hole 3131, it applies force to one side of the first kidney-shaped hole 431, and drives the first frame body 43 to rotate.
The first and second arc holes 3121 and 3131 are provided to reduce the weight of the first hinge base 31.
Preferably, a holding portion 81 for holding by a human hand is formed on the fixing block 8.
Preferably, a second kidney-shaped hole 432 is formed on the first frame body 43, and a column 47 inserted into the second kidney-shaped hole 432 is formed on the fixed block 8. When the driving shaft 61 is positioned at the lower end of the first kidney-shaped hole 431, the cylinder 47 is positioned at the lower end of the second kidney-shaped hole 432; when the fixing block 8 is lifted up such that the cylinder 47 moves up along the second kidney-shaped hole 432, the driving shaft 61 moves up along the first kidney-shaped hole 431 into the first arc-shaped hole 3121 and the second arc-shaped hole 3131. In the preferred embodiment, the second kidney-shaped hole 432 is provided to limit the moving track of the fixed block 8, so as to prevent the fixed block 8 from falling off from the driving shaft 61 to affect the appearance and the standing of the user when the fixed block 8 is operated.
Further, in one embodiment, referring to fig. 1 to 11, the rotating base 4 further includes a first cylinder 45 and a second cylinder 46; the strip-shaped frame 1 and the strip-shaped part 41 are respectively hollow, one end of the strip-shaped part 41 extends into the first barrel 45, and the other end of the strip-shaped part 41 extends into the second barrel 46; the first cylinder 45 is sleeved on the lower end of the bar-shaped frame 1.
In the present embodiment, the bar frame 1, the first cylinder 45, the bar 41, and the second cylinder 46 are communicated with each other to form a wire passage through which the power supply wire passes.
Further, in one embodiment, referring to fig. 1 to 11, a first step surface 451 is disposed inside the first cylinder 45, and a second step surface 461 is disposed inside the second cylinder 46; a first convex ring 411 is arranged at one end of the strip 41, a second convex ring 412 is arranged at the other end of the strip 41, the first convex ring 411 is attached to the first step surface 451, and the second convex ring 412 is attached to the second step surface 461; the first step surface 451 and the second step surface 461 are respectively located between the first convex ring 411 and the second convex ring 412.
In this embodiment, one end of the bar 41 is fixed by the first cylinder 45 fixed on the bar frame 1, and the other end is fixed on the second cylinder 46, so that the connection relationship among the first cylinder 45, the bar 41 and the second cylinder 46 is stable.
Further, in an embodiment, please refer to fig. 1 to 11, further comprising a second frame 9 and a second elastic member; the front wheel 5 is arranged on the second frame body 9; the second frame body 9 is hinged to the bar-shaped frame 1 and the front wheel 5 respectively, and the second elastic piece is fixed to the second frame body 9 and the bar-shaped frame 1 respectively.
In this embodiment, the second support body 9 connects the front wheel 5 and the bar-shaped frame 1, and when bumping, the front wheel 5 rotates upwards to extrude the second elastic member, and the second elastic member rebounds to make the front wheel 5 fall back, and the bumping of the bar-shaped pedal 3 is small.
Preferably, a first connecting rod is hinged on the first cylinder 45, and a second connecting rod is hinged on the second cylinder 46; second support body 9 articulates include on the bar frame 1: the first connecting rod and the second connecting rod are respectively hinged on the end parts of the first connecting rod and the second connecting rod; wherein, still be provided with second free bearing 91 on the first barrel 45, the one end of second elastic component through articulate realize with on second free bearing 91 bar frame 1's connection. When bumping, the second frame body 9 rebounds by the second elastic member after rotating.
Preferably, the first elastic member 7 and the second elastic member are both strip springs.
Preferably, a boss 421 is disposed outside the sleeve 42, and a U-shaped groove 433 for accommodating the boss 421 is disposed on the first frame 43; the sleeve 42 is fixedly connected with the first frame body 43 through the bolt connection of the boss 421 and the inner wall of the U-shaped groove 433; wherein, the first frame body 43 at the edge of the U-shaped groove 433 is attached to the outer side surface of the sleeve 42. Therefore, in the preferred embodiment, there is no gap between the first frame 43 and the sleeve 42, and the cross-country scooter has less resistance to the cross-country scooter when air passes between the first frame 43 and the sleeve 42 during traveling.
Wherein, the distance of the lateral wall of both sides of U type groove 433 is less than the external diameter of sleeve 42.
Preferably, the second frame body 9 is provided with a cavity 92 for accommodating the second elastic body 10, and the cavity 92 is opened outwards, so that the second elastic body can be replaced when the second elastic body does not meet the use requirement.
Preferably, the windward side of the second frame 9 is in a V shape to reduce the resistance of the air to the cross-country power-assisted scooter.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. Cross country helping hand scooter, its characterized in that includes:
a bar frame;
the handle is arranged on the top of the bar-shaped frame;
the front end of the strip-shaped pedal is provided with a first hinged support;
the rotating seat is hinged to the first hinged support and fixedly connected to the bottom of the bar-shaped frame; the rotation axis of the rotating seat is respectively vertical to the strip-shaped frame and the strip-shaped pedal;
a locking mechanism for locking the swivel;
the front wheel is arranged at the lower side of the rotating seat; and
and the rear wheel is arranged at the rear end of the strip-shaped pedal.
2. The cross-country power-assisted scooter according to claim 1, wherein the rotary seat comprises a bar-shaped member mounted on the bottom of the bar-shaped frame along the extending direction of the bar-shaped frame, a sleeve sleeved on the outer side of the bar-shaped member, a first frame body mounted on the outer side of the sleeve, and a fixed shaft fixed on the first hinged support and rotatably connected with the first frame body;
the fixed shaft is arranged along the rotation axis of the rotating seat, and the first frame body can rotate around the fixed shaft.
3. The off-road, power-assisted scooter of claim 2, wherein the first hinge base comprises a bottom wall, a first side wall, and a second side wall enclosing a recessed space;
the bottom wall is arranged on the strip-shaped pedal;
the fixed shaft is located in the sunken space, and two ends of the fixed shaft respectively penetrate through the first side wall and the second side wall.
4. The cross-country power-assisted scooter of claim 3, wherein the first side wall is provided with a first arc-shaped hole, and the second side wall is provided with a second arc-shaped hole;
the locking mechanism comprises a driving shaft, a pressing block and a convex block, wherein one end of the driving shaft penetrates through the first arc-shaped hole, the other end of the driving shaft penetrates through the second arc-shaped hole, the pressing block is arranged on the driving shaft in a sliding mode and is positioned outside the concave space, and the convex block is rotatably arranged on one end of the driving shaft;
the driving shaft also penetrates through the first frame body and is parallel to the fixed shaft, and the driving shaft can rotate around the rotation axis of the rotating seat and drive the first frame body to rotate;
the rotational axis of the lug is perpendicular to the drive shaft; when the lug rotates, the lug can extrude the pressing block to enable the pressing block to press the first side wall or the second side wall.
5. The cross-country power-assisted scooter according to claim 4, wherein the first arc-shaped hole is recessed toward the bottom wall to form a first front limiting hole and a first rear limiting hole, and the second arc-shaped hole is recessed toward the bottom wall to form a second front limiting hole and a second rear limiting hole;
the drive shaft can be simultaneously clamped in the first front limiting hole and the second front limiting hole, or the drive shaft can be simultaneously clamped in the first rear limiting hole and the second rear limiting hole.
6. The cross-country power-assisted scooter according to claim 5, further comprising a first resilient member;
the first elastic piece can drive the driving shaft to be clamped in the first front limiting hole and the second front limiting hole at the same time; or the first elastic piece can drive the driving shaft to be clamped in the first rear limiting hole and the second rear limiting hole simultaneously.
7. The cross-country power-assisted scooter of claim 6, further comprising a fixed block; the fixed block is fixedly connected with the driving shaft;
the first elastic piece is respectively fixed on the fixed block and the fixed shaft, and a first waist-shaped hole for the driving shaft to pass through is formed in the first frame body;
when the driving shaft is clamped in the first front limiting hole and the second front limiting hole at the same time, one end of the first waist-shaped hole is communicated with the first front limiting hole and the second front limiting hole respectively, and the other end of the first waist-shaped hole is communicated with the first arc-shaped hole and the second arc-shaped hole respectively;
when the driving shaft is clamped in the first rear limiting hole and the second rear limiting hole, one end of the first waist-shaped hole is communicated with the first rear limiting hole and the second rear limiting hole respectively, and the other end of the first waist-shaped hole is communicated with the first arc-shaped hole and the second arc-shaped hole respectively.
8. The cross-country power-assisted scooter of claim 2, wherein the swivel further comprises a first cylinder and a second cylinder;
the strip-shaped frame and the strip-shaped piece are respectively hollow, one end of the strip-shaped piece extends into the first barrel, and the other end of the strip-shaped piece extends into the second barrel; the first cylinder body is sleeved on the lower end of the bar-shaped frame.
9. The cross-country power-assisted scooter according to claim 8, wherein a first step surface is provided inside the first cylinder, and a second step surface is provided inside the second cylinder;
a first convex ring is arranged at one end of the strip-shaped piece, a second convex ring is arranged at the other end of the strip-shaped piece, the first convex ring is attached to the first step surface, and the second convex ring is attached to the second step surface;
the first step surface and the second step surface are respectively positioned between the first convex ring and the second convex ring.
10. The cross-country power-assisted scooter of claim 1, further comprising a second frame and a second elastic member;
the front wheel is arranged on the second frame body;
the second frame body is hinged to the bar-shaped frame and the front wheel respectively, and the second elastic piece is fixed to the second frame body and the bar-shaped frame respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259728.2A CN113830215A (en) | 2021-10-28 | 2021-10-28 | Cross-country power-assisted scooter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111259728.2A CN113830215A (en) | 2021-10-28 | 2021-10-28 | Cross-country power-assisted scooter |
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| CN113830215A true CN113830215A (en) | 2021-12-24 |
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| CN202111259728.2A Pending CN113830215A (en) | 2021-10-28 | 2021-10-28 | Cross-country power-assisted scooter |
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Application publication date: 20211224 |