CN110588858A - Scooter for old people - Google Patents
Scooter for old people Download PDFInfo
- Publication number
- CN110588858A CN110588858A CN201910879198.8A CN201910879198A CN110588858A CN 110588858 A CN110588858 A CN 110588858A CN 201910879198 A CN201910879198 A CN 201910879198A CN 110588858 A CN110588858 A CN 110588858A
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- steering
- front wheel
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- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000032258 transport Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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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
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
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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
-
- 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
- B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
- B62K5/01—Motorcycles with four or more wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The invention discloses a scooter for the old, which comprises: the steering mechanism comprises a head steering sheet, a left front wheel connecting shaft, a right front wheel connecting shaft, a first steering connecting rod, a second steering connecting rod, a steering engine steering sheet, a steering engine connecting sheet and a steering engine, wherein the two ends of the first steering connecting rod are respectively hinged to the head steering sheet and the left front wheel connecting shaft, the two ends of the second steering connecting rod are respectively hinged to the head steering sheet and the right front wheel connecting shaft, the steering engine steering sheet is arranged beside the head steering sheet, the two ends of the steering connecting sheet are respectively hinged to the head steering sheet and the steering engine steering sheet, and the steering engine is used for driving the steering engine steering sheet to rotate, the steering engine drives the steering engine steering sheet to rotate through a Hall rocker potentiometer in a wireless control mode, and drives the head steering sheet to deflect through the steering connecting sheet, thereby driving the left front wheel and the right front wheel to deflect to two sides to realize steering.
Description
The technical field is as follows:
the invention relates to the technical field of mobility vehicles, in particular to a mobility vehicle for the old.
Background art:
at present, the population of China is aging increasingly outstanding, in order to facilitate the traveling of the old people, the old people mobility scooter suitable for the old people and/or the people with inconvenient legs and feet appears on the market, in order to meet the requirements of storage and transportation when the mobility scooter is used, people design various folding devices on the mobility scooter, and as the devices aim at facilitating the carrying and storage of users, most devices in current stage flow are only folded at , the space is saved, but the actual weight and the volume are not changed, so that the carrying of the users is difficult, the storage is difficult, and the burden of the weight and the volume to the users still exists.
Present old man car of riding instead of walk adopts integral design more, the fixed volume of product weight is fixed, cause and park the space limited, because of the weight factor, transport pressure is great, cause the transportation difficulty of product, the volume of material is too big, consume the energy, even there is the folding design that can change the volume, nevertheless because unable separation product whole weight, cause transport pressure still to exist, it is difficult to lead to the user to carry, can't reach the convenience and the travelling comfort of independently operating the product, can't realize arbitrary split and installation, also can't realize the function of carrying the removal easily via all kinds of individual minicars. And traditional old man and the electronic car of riding instead of walk of disabled provide the convenience of user's trip, nevertheless because traditional operating method, the user need stretch out the arm, and the control direction is controlled the handle and is controlled with the finger and advance the back, and this sees simple action, uses after long-time, all can bring tired burden to user's arm, waist.
Therefore, an intelligent steering and traveling operation system capable of switching operation modes is needed, so that the user of the electric mobility scooter for the old people can switch to a remote control mode when using the electric mobility scooter for the old people for manual operation and feeling fatigue, thereby reducing the operation burden of the user and improving the use safety. The device capable of being mounted and dismounted without tools for the scooter transmission structure for the elder can be folded into and mounted and dismounted with one key for the scooter frame structure for the elder, thereby greatly reducing the carrying and storage pressure of users and greatly reducing the pressure on the waist and arms of the users.
In view of the above, the present inventors propose the following.
The invention content is as follows:
the invention aims to overcome the defects of the prior art and provides a scooter for the old.
In order to solve the technical problems, the invention adopts the following technical scheme: this old man's car of riding instead of walk includes: a foldable main body frame, a driving device which is arranged at the rear end of the main body frame in a detachable way and is used for driving the main body frame to move, a connecting structure which is arranged at the joint of the main body frame and the driving device, and a steering mechanism which is arranged at the front end of the main body frame and is used for controlling steering, wherein the steering mechanism comprises a head steering piece which is interlocked with a bracket at the front end of the main body frame, a left front wheel connecting shaft which is arranged at the bottom of the left end of a chassis in a rotatable way and is rotatably connected with the left front wheel, a right front wheel connecting shaft which is arranged at the bottom of the right end of the chassis in a rotatable way and is rotatably connected with the right front wheel, a first steering connecting rod, two ends of which are respectively hinged on the head steering piece and the left front wheel connecting shaft, a second steering connecting rod, two ends of which are respectively hinged on the head steering piece and the right front wheel connecting shaft, a steering piece The steering engine is controlled wirelessly through a Hall rocker potentiometer, the steering engine is driven to rotate, and the steering engine is driven to rotate through the steering connecting sheet to drive the steering engine to deflect, so that the left front wheel and the right front wheel are driven to deflect towards two sides, and steering is realized.
Furthermore, in the above technical solution, the connecting structure includes a connecting rod disposed at the rear end of the main frame, a hanging buckle assembly disposed at the front end of the driving device and used for being fastened and fixed with the connecting rod, and a first positioning slot and a second positioning slot disposed at two sides of the hanging buckle assembly respectively; the steering connecting piece comprises a first steering connecting piece and a second steering connecting piece.
Furthermore, in the above technical solution, the steering sheet includes a first rotating portion, a first hinge portion and a second hinge portion, which are distributed in a triangular shape, wherein the first rotating portion is fixed at the lower end of the bracket, the first hinge portion is hinged to one end of the first steering connecting sheet, and the second hinge portion is hinged to one end of the second steering connecting sheet; the first hinge part is provided with a first connecting shaft hinged with the first steering connecting rod at the side, and the second hinge part is provided with a second connecting shaft hinged with the second steering connecting rod at the side.
Furthermore, in the above technical solution, the left front wheel connecting shaft includes a first rotating shaft rotatably mounted on the lower end of the chassis, a second rotating shaft vertically formed on the first rotating shaft and rotatably connected to the left front wheel, and a first pushing sheet mounted on the lower end of the first rotating shaft and perpendicular to the second rotating shaft, a third rotating shaft is fixedly mounted on the end of the first pushing sheet, the lower end of the third rotating shaft is hinged to the first steering connecting rod, and the left front wheel is rotatably mounted on the second rotating shaft; the right front wheel connecting shaft comprises a fourth rotating shaft which is rotatably arranged at the lower end of the chassis, a fifth rotating shaft which is vertically formed on the fourth rotating shaft and is rotatably connected with the right front wheel, and a second pushing sheet which is arranged at the lower end of the fourth rotating shaft and is perpendicular to the fifth rotating shaft, a sixth rotating shaft is fixedly arranged at the end part of the second pushing sheet, the lower end of the sixth rotating shaft is hinged with the second steering connecting rod, and the right front wheel is rotatably arranged on the fifth rotating shaft.
Furthermore, in the above technical solution, the steering engine steering piece includes a second rotating portion, a third hinge portion and a fourth hinge portion, which are distributed in a triangular shape, wherein the second rotating portion is fixed on the output shaft of the steering engine, the third hinge portion is hinged to the other end of the first steering connecting piece, and the fourth hinge portion is hinged to the other end of the second steering connecting piece.
Furthermore, in the above technical solution, the hanging buckle assembly includes a mounting base fixed on the driving device, a rotating shaft installed on the mounting base, a hook rotatably installed on the rotating shaft, and a torsion spring provided on the rotating shaft and used for generating a hooking force to the hook, and the hook is formed with a toggle plate for toggling the hook.
Further, in the above technical solution, the toggle plate is arc-shaped, and a plurality of raised bar portions for preventing slipping are formed at the end; the openings of the first positioning groove and the second positioning groove are inclined downwards.
Furthermore, in the above technical solution, the main frame of the vehicle body includes a foldable chassis, a front wheel set installed at the front end of the chassis, a steering wheel installed on a front end bracket of the chassis, and a foldable seat assembly installed at the rear end of the chassis, and the rear end of the chassis is further provided with a first supporting wheel set, and the diameter of the first supporting wheel set is smaller than that of the front wheel set.
Furthermore, in the above technical scheme, a control module is arranged at the upper end of the support, and the control module comprises an upper control upper cover, a handle which is arranged on the upper control upper cover and used for controlling the support to rotate, an adjustable potentiometer which is arranged in the upper control upper cover and used for controlling the scooter to move forward and backward, a potentiometer steering engine connecting seat which is arranged at the lower end of the adjustable potentiometer and used for controlling the adjustable potentiometer, a shift lever which is arranged on the potentiometer steering engine connecting seat and used for controlling the adjustable shifter to be pulled left and right, and a steering engine which is arranged at the lower end of the potentiometer steering engine connecting seat and used for controlling the adjustable shifter to be pulled left and right, wherein the adjustable shifter is used for pulling the scooter to move forward right and pulling the adjustable shifter to move backward; the speed steering engine is controlled by the Hall rocker positioner.
Furthermore, in the above technical solution, two side surfaces of the front end of the driving device are respectively provided with a first positioning sleeve and a second positioning sleeve for positioning with the body frame, and two sides of the upper rear end of the body frame are respectively provided with a third positioning groove and a fourth positioning groove for clamping and positioning with the first positioning sleeve and the second positioning sleeve.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the steering engine steering sheet driven by the steering engine to rotate is additionally arranged beside the head steering sheet, the head steering sheet is connected with the steering engine steering sheet through the steering connecting sheet, and the Hall rocker potentiometer controls the steering engine to operate through Bluetooth or other radio signals, so that the left-right steering of the electric scooter for the old people is synchronously controlled, and the purpose that a user can operate the electric scooter for the old people to turn left and right without touching an operating handle is further achieved.
2. In the invention, the speed steering engine in the control module at the upper end of the bracket is controlled by the Hall rocker potentiometer through Bluetooth or other radio signals to synchronously control the advancing and retreating of the electric scooter for the old people, so that the purpose that a user can operate the electric scooter for the old people to advance and retreat without touching the control deflector rod is achieved.
3. The main frame of the vehicle body and the driving device are arranged together through a detachable connecting structure, so that the main frame of the vehicle body and the driving device can be detachably connected, the aim of separating the whole weight and the whole volume can be achieved, and the occupied space and the carrying weight can be reduced when a user parks or transports the vehicle.
Description of the drawings:
FIG. 1 is a bottom view of the present invention;
FIG. 2 is an exploded view of the steering mechanism of the present invention;
FIG. 3 is a second exploded view of the steering mechanism of the present invention;
FIG. 4 is a perspective view of the present invention;
FIG. 5 is an exploded view of the first embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
FIG. 7 is an exploded view of the second embodiment of the present invention;
fig. 8 is an exploded view of the present invention three.
Description of reference numerals:
1 rear base of chassis 111 of main frame 11 of vehicle body
112 front base 113 pushing device 114 inclined panel
12 front wheel group 121, left front wheel 122 and right front wheel
13 bracket 131 outer sleeve 132 telescopic rod
133 adjusting device 14 steering wheel 15 seat assembly
151 support bracket 152 seat 153 armrest
16 first supporting wheel set 17 connecting rod 2 driving device
21 support seat 22 rear wheel set 23 second support wheel set
3 connecting structure 31 connecting rod 32 hanging buckle assembly
321 mount 322 rotation axis 323 hook
324 torsion spring 325 toggle plate 326 raised bar
33 first positioning groove 34 second positioning groove 35 first positioning sleeve
36 second positioning sleeve 37, third positioning slot 38, fourth positioning slot
4 steering mechanism 41 head steering piece 411 first rotating part
412 first hinge 413 second hinge 414 first connecting shaft
415 second connecting shaft 42 left front wheel connecting shaft 421 first rotating shaft
422 second rotating shaft 423 first pushing piece 424 third rotating shaft
43 right front wheel connecting shaft 431, fourth rotating shaft 432, fifth rotating shaft
433 second pushing piece 434 sixth rotating shaft 44 first steering link rod
45 second steering linkage 46 steering engine steering piece 461 second rotating part
462 third hinge 463 fourth hinge 47 steering link
471 the first steering connecting piece 472 and the second steering connecting piece 48 steering engine
5 control module 51 upper control upper cover 52 handle
53-potentiometer steering engine connecting seat 54 deflector rod 55-speed steering engine
The specific implementation mode is as follows:
the invention is further illustrated below with reference to specific embodiments and the accompanying drawings.
As shown in fig. 1 to 8, a scooter for the elderly is provided, which includes: a foldable main frame 1 of the vehicle body, a driving device 2 which is detachably arranged at the rear end of the main frame 1 of the vehicle body and is used for driving the main frame 1 of the vehicle body to move, a connecting structure 3 which is arranged at the joint of the main frame 1 of the vehicle body and the driving device 2, and a steering mechanism 4 which is arranged at the front end of the main frame 1 of the vehicle body and is used for controlling steering, wherein the steering mechanism 4 comprises a vehicle head steering piece 41 which is interlocked with a bracket 13 at the front end of the main frame 1 of the vehicle body, a left front wheel connecting shaft 42 which is rotatably arranged at the bottom of the left end of a chassis 11 and is rotatably connected with a left front wheel 121, a right front wheel connecting shaft 43 which is rotatably arranged at the bottom of the right end of the chassis 11 and is rotatably connected with a right front wheel 122, a first steering connecting rod 44 with two ends respectively hinged on the vehicle head steering piece 41 and, The steering engine steering piece 41 drives the left front wheel 121 and the right front wheel 122 to deflect towards two sides through the rotation of the support 13 to realize steering, and the steering engine 48 drives the steering engine steering piece 46 to rotate through the Hall rocker potentiometer in a wireless control mode, drives the steering engine steering piece 46 to rotate and drives the steering engine steering piece 41 to deflect through the steering connecting piece 47, so that the left front wheel 121 and the right front wheel 122 are driven to deflect towards two sides to realize steering.
The connecting structure 3 comprises a connecting rod 31 arranged at the rear end of the main frame 1, a hanging buckle assembly 32 arranged at the front end of the driving device 2 and used for being clamped and fixed with the connecting rod 31, and a first positioning groove 33 and a second positioning groove 34 which are respectively arranged at two sides of the hanging buckle assembly 32; the steering connecting piece 47 includes a first steering connecting piece 471 and a second steering connecting piece 472. Can realize dismantling drive arrangement 2 from automobile body frame 1 rear end fast through coupling mechanism 3, perhaps, install drive arrangement 2 in automobile body frame 1 rear end fast, need not any appurtenance, therefore, not only can roll over , and can install and dismantle the frame structure of book old man car of riding instead of walk, alleviate user's transport and storage pressure by a wide margin, alleviate user's waist and the pressure of arm by a wide margin, convenient to use person is when parking or when transporting, reduce occupation space and transport weight.
The head steering piece 41 comprises a first rotating part 411, a first hinge part 412 and a second hinge part 413 which are distributed in a triangular shape, wherein the first rotating part 411 is fixed at the lower end of the bracket 13, the first hinge part 412 is hinged with one end of the first steering connecting piece 471, and the second hinge part 413 is hinged with one end of the second steering connecting piece 472; the first hinge portion 412 is provided with a first connecting shaft 414 hinged to the first steering link 44, and the second hinge portion 413 is provided with a second connecting shaft 415 hinged to the second steering link 45.
The left front wheel connecting shaft 42 comprises a first rotating shaft 421 rotatably mounted at the lower end of the chassis 11, a second rotating shaft 422 vertically formed on the first rotating shaft 421 and rotatably connected with the left front wheel 121, and a first pushing sheet 423 mounted at the lower end of the first rotating shaft 421 and perpendicular to the second rotating shaft 422, wherein a third rotating shaft 424 is fixedly mounted at the end of the first pushing sheet 423, the lower end of the third rotating shaft 424 is hinged with the first steering connecting rod 44, and the left front wheel 121 is rotatably mounted on the second rotating shaft 422; the right front wheel connecting shaft 43 includes a fourth rotating shaft 431 rotatably mounted on the lower end of the chassis 11, a fifth rotating shaft 432 vertically formed on the fourth rotating shaft 431 and rotatably connected to the right front wheel 122, and a second pushing plate 433 mounted on the lower end of the fourth rotating shaft 431 and perpendicular to the fifth rotating shaft 432, the end of the second pushing plate 433 is fixedly mounted with a sixth rotating shaft 434, the lower end of the sixth rotating shaft 434 is hinged to the second steering link 45, and the right front wheel 122 is rotatably mounted on the fifth rotating shaft 432.
The steering engine steering piece 46 comprises a second rotating part 461, a third hinging part 462 and a fourth hinging part 463 which are distributed in a triangular shape, wherein the second rotating part 461 is fixed on the output shaft of the steering engine 48, the third hinging part 462 is hinged with the other end of the first steering connecting piece 471, and the fourth hinging part 463 is hinged with the other end of the second steering connecting piece 472.
In a traditional control mode, the bracket 13 rotates to drive the head steering piece 41 to deflect, when the scooter turns to the left, the head steering piece 41 rotates anticlockwise, the first steering connecting rod 44 is pulled to the right, the left front wheel connecting shaft 42 is driven to pull the left front wheel 121 to deflect to the left, meanwhile, the second steering connecting rod 45 is pushed to the right, and the right front wheel connecting shaft 43 is driven to push the right front wheel 122 to deflect to the left, so that the scooter turns to the left; when turning to the right, the head turning piece 41 rotates clockwise, pulls the first turning link 44 to the left and drives the left front wheel connecting shaft 42 to push the left front wheel 121 to deflect to the right, and pulls the second turning link 45 to the right and drives the right front wheel connecting shaft 43 to pull the right front wheel 122 to deflect to the right, thereby realizing the right turning of the scooter. When the scooter is in a traditional control mode for a long time, the burden on the arms and the waist of a user can be caused, particularly for the old, therefore, in the scooter, a Hall rocker potentiometer is switched to be used as a controller, the steering engine 48 is remotely controlled by Bluetooth or other radio signals to operate, when the scooter turns to the left, the Hall rocker potentiometer controls the steering engine 48 to drive the steering engine steering piece 46 to rotate anticlockwise, the head steering piece 41 is pulled to rotate anticlockwise by the first steering connecting piece 471, the head steering piece 41 is pushed to rotate anticlockwise by the second steering connecting piece 472, so that the left steering of the scooter is realized, when the scooter turns to the right, the Hall rocker potentiometer controls the steering engine 48 to drive the steering engine steering piece 46 to rotate clockwise, the head steering piece 41 is pushed to rotate clockwise by the first steering connecting piece 471, and the head steering piece 41 is pulled to rotate clockwise by the second steering connecting piece 472, thereby realizing the right steering of the scooter.
The hook assembly 32 includes a mounting base 321 fixed to the driving device 2, a rotating shaft 322 mounted on the mounting base 321, a hook 323 rotatably mounted on the rotating shaft 322, and a torsion spring 324 disposed on the rotating shaft 322 and configured to generate a hooking force to the hook 323, wherein a toggle plate 325 configured to toggle the hook 323 is formed on the hook 323.
The poking plate 325 is arc-shaped, and a plurality of anti-skid convex strip parts 326 are formed at the tail end; the openings of the first positioning groove 33 and the second positioning groove 34 are inclined downwards.
The main frame 1 of the vehicle body comprises a foldable chassis 11, a front wheel set 12 installed at the front end of the chassis 11, a steering wheel 14 installed on a front end support 13 of the chassis 11 and a foldable seat assembly 15 installed at the rear end of the chassis 11, wherein a first supporting wheel set 16 is further arranged at the rear end of the chassis 11, and the diameter of the first supporting wheel set 16 is smaller than that of the front wheel set 12.
The upper end of the bracket 1 is provided with a control module 5, the control module 5 comprises an upper control upper cover 51, a handle 52 which is arranged on the upper control upper cover 51 and is used for controlling the bracket 1 to rotate, an adjustable potentiometer which is arranged in the upper control upper cover 51 and is used for controlling the scooter to move forward and backward, a potentiometer steering engine connecting seat 53 which is arranged at the lower end of the adjustable potentiometer and is used for controlling the adjustable potentiometer, a shift lever 54 which is arranged on the potentiometer steering engine connecting seat 53 and is used for controlling the adjustable shifter to be pulled left and right, and a speed steering engine 54 which is arranged at the lower end of the potentiometer steering engine connecting seat 53 and is used for controlling the adjustable shifter to be pulled left and right, the adjustable shifter is pulled right to control the scooter to move forward, and the adjustable shifter is pulled left to control; the speed steering engine 54 is controlled by the Hall rocker positioner.
Under traditional mode, stir left or right by driving lever 54, promote potentiometre steering wheel connecting seat 53 and move left or right and drive adjustable potentiometer and stimulate left or right to control the gos forward or retreat of electronic car of riding instead of walk, specifically speaking, when driving lever 54 is stirred right, potentiometre steering wheel connecting seat 53 moves right and drives adjustable potentiometer and stimulate right, with the gos forward of control electronic car of riding instead of walk, when driving lever 54 is stirred left, potentiometre steering wheel connecting seat 53 moves left and drives adjustable potentiometer and stimulate left, with the retreat of control electronic car of riding instead of walk.
In the invention, the power output shaft of the speed steering engine 55 is combined with the central point of the potentiometer steering engine base 53, so that after the control of the Hall rocker potentiometer is adopted, when the power output shaft of the speed steering engine 55 turns, and the speed servo steering engine 55 turns to the right, the potentiometer steering engine base 53 is pushed to move to the right to drive the adjustable potentiometer to be pulled to the right so as to control the advancing of the electric scooter; when the speed servo steering engine 55 turns to the left, the potentiometer steering engine base 53 is pushed to move left to drive the adjustable potentiometer to be pulled left, so that the electric scooter is controlled to retreat.
The Hall rocker potentiometer controls the steering engine 48 and the speed steering engine 54 through Bluetooth or other wireless signals.
The chassis 11 comprises a rear base 111 and a front base 112 hinged with the rear base 111 and capable of being folded relatively, and the rear end of the front base 112 extends towards the rear of the hinged position and is pressed against the rear base 111; the rear base 111 is provided with a pushing device 113 for pushing the rear end of the front base 112 to fold upwards, the rear end of the front base 112 is provided with an inclined panel 114, and the front end of the pushing device 113 is pressed against the middle part of the inclined panel 114.
The seat assembly 15 includes a support frame 151 hinged to the rear end of the chassis 11, a seat 152 mounted on the upper end of the support frame 151, and armrests 153 disposed on two sides of the support frame 151, wherein two sides of the support frame 151 are further provided with a connecting rod 17 hinged to the rear end of the front base 112 and used for supporting the support frame 151, and two ends of the connecting rod 17 are respectively hinged to the support frame 151 and the front base 112.
The support 12 is adjustable and retractable, and includes an outer sleeve 121 mounted at the front end of the chassis 11, a retractable rod 122 mounted in the outer sleeve 121 and adjustable and retractable, and an adjusting device 123 disposed on the outer sleeve 121 and used for adjusting the position of the retractable rod 122.
The two side surfaces of the front end of the driving device 2 are respectively provided with a first positioning sleeve 35 and a second positioning sleeve 36 which are used for positioning the main frame 1 of the vehicle body, and the two sides of the upper rear end of the main frame 1 of the vehicle body are respectively provided with a third positioning groove 37 and a fourth positioning groove 38 which are clamped and positioned with the first positioning sleeve 35 and the second positioning sleeve 36.
The driving device 2 comprises a supporting seat 21, a rear wheel set 22 arranged on two sides of the supporting seat 21 and a motor arranged on the supporting frame 21 and used for driving the rear wheel set 22 to rotate, wherein a second supporting wheel set 23 is further arranged at the rear end of the supporting seat 21, and the diameter of the second supporting wheel set 23 is smaller than that of the rear wheel set 22.
The steering engine 48 and the speed steering engine 56 are electric motors.
In summary, when the present invention is steered in a conventional manner, a user needs to hold the handle 52 with both hands, rotate the bracket 13 left and right, and deflect the head steering piece 41 from the lower end of the bracket 13 to control left and right steering, and mechanically control forward and backward steering by toggling the shift lever 54. When a user feels tired after long-time mechanical operation, the user can remotely control the steering engine 48 and the speed steering engine 55 to run by adopting the Hall rocker potentiometer as a controller, so that the left-right steering and the forward-backward control of the electric scooter for the old people are synchronously controlled, and the purposes of forward, backward, left-turn and right-turn of the electric scooter for the old people can be operated by the user without touching the control handle.
When the invention is used, the front base 112 is firstly pulled by the pushing device 113, so that the front base 112 is horizontally unfolded relative to the rear base 111, then the seat assembly 15 is relatively unfolded to completely unfold the main frame 1, next, the toggle plate 326 of the hook assembly 32 is pulled to make the hook 323 in a state to be hooked tightly, next, the driving device 2 is pushed to approach the main frame 1, and the first positioning groove 33 and the second positioning groove 34 are aligned and clamped on the connecting rod 31, at the same time, the third positioning slot 37 and the fourth positioning slot 38 are aligned and clamped on the first positioning sleeve 35 and the second positioning sleeve 36, so as to position the driving device 2 relative to the main frame 1 of the vehicle body, then, the toggle plate 326 is released, and the return torque force generated by the torsion spring 324 fastens the hook 326 to the connecting rod 31, thereby fixing the driving device 2 to the main frame 1 of the vehicle body, and completing the integral installation of the present invention.
When the present invention needs to be stored and transported, the toggle plate 326 is firstly pulled to separate the hook 323 from the connecting rod 31, then the driving device 2 is pulled backwards to separate the first positioning slot 33 and the second positioning slot 34 from the connecting rod 31, and the third positioning slot 37 and the fourth positioning slot 38 from the first positioning sleeve 35 and the second positioning sleeve 36, and next, the seat assembly 15 is folded together, and the pushing device 2 pushes the front base 112 obliquely upwards to fold the front base 112 together relative to the rear base 111, thereby reducing the space occupied by the main body frame 1. According to the folding and storage vehicle, the vehicle body main frame 1 and the driving device 2 are detached when the folding and storage vehicle is folded and stored, so that the occupied space is reduced, the single-time carrying weight is reduced, old people can carry the folding and storage vehicle easily, and the burden of the old people is reduced.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the steering engine steering sheet 46 driven by the steering engine 48 to rotate is additionally arranged beside the head steering sheet 41, the head steering sheet 41 is connected with the steering engine steering sheet 46 through the steering connecting sheet 47, and the steering engine 46 is controlled to rotate by the Hall rocker potentiometer through Bluetooth or other radio signals, so that the left-right steering of the electric scooter for the old people is synchronously controlled, and the purpose that a user can operate the electric scooter for the old people to turn left and right without touching an operating handle is further achieved.
In the invention, the speed steering engine 56 in the control module 5 at the upper end of the bracket 13 is controlled by the Hall rocker potentiometer through Bluetooth or other radio signals to synchronously control the advancing and retreating of the electric scooter for the old people, so that the aim that a user can operate the electric scooter for the old people to advance and retreat without touching the control deflector rod is fulfilled.
The invention realizes the detachable connection of the main body frame 1 and the driving device 2 by installing the main body frame 1 and the driving device 2 together through the detachable connecting structure 3, thereby achieving the purpose of separating the whole weight and volume and helping a user to reduce the occupied space and the carrying weight when parking or transporting.
It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.
Claims (10)
1. An old man's vehicle of riding instead of walk, comprising: the foldable vehicle body main frame (1), a driving device (2) which is detachably arranged at the rear end of the vehicle body main frame (1) and is used for driving the vehicle body main frame (1) to move, a connecting structure (3) which is arranged at the joint of the vehicle body main frame (1) and the driving device (2), and a steering mechanism (4) which is arranged at the front end of the vehicle body main frame (1) and is used for controlling steering, wherein the steering mechanism (4) comprises a vehicle head steering sheet (41) which is interlocked with a front end bracket (13) of the vehicle body main frame (1), a left front wheel connecting shaft (42) which is rotatably arranged at the bottom of the left end of a chassis (11) and is rotatably connected with a left front wheel (121), a right front wheel connecting shaft (43) which is rotatably arranged at the bottom of the right end of the chassis (11) and is rotatably connected with the right front wheel (122), and a first steering connecting rod (44) and a second steering connecting shaft (42) which are respectively, A second steering connecting rod (45) with two ends respectively hinged on a head steering piece (41) and a right front wheel connecting shaft (43), a steering engine steering piece (46) arranged beside the head steering piece (41), a steering connecting piece (47) with two ends respectively hinged on the head steering piece (41) and the steering engine steering piece (46) and a steering engine (48) used for driving the steering engine steering piece (46) to rotate, the head steering piece (41) drives the left front wheel (121) and the right front wheel (122) to deflect to two sides through the rotation of the bracket (13) to realize steering, the steering engine (48) is in wireless control through a Hall rocker potentiometer to drive the steering engine steering sheet (46) to rotate and drive the headstock steering sheet (41) to deflect through the steering connecting sheet (47), thereby driving the left front wheel (121) and the right front wheel (122) to deflect to two sides to realize steering.
2. The mobility scooter of claim 1, wherein: the connecting structure (3) comprises a connecting rod (31) arranged at the rear end of the main body frame (1), a hanging buckle component (32) arranged at the front end of the driving device (2) and used for being clamped and fixed with the connecting rod (31), and a first positioning groove (33) and a second positioning groove (34) which are respectively arranged at two sides of the hanging buckle component (32); the steering connecting piece (47) comprises a first steering connecting piece (471) and a second steering connecting piece (472).
3. The mobility scooter of claim 2, wherein: the head steering piece (41) comprises a first rotating part (411), a first hinged part (412) and a second hinged part (413) which are distributed in a triangular mode, wherein the first rotating part (411) is fixed to the lower end of the support (13), the first hinged part (412) is hinged to one end of the first steering connecting piece (471), and the second hinged part (413) is hinged to one end of the second steering connecting piece (472); a first connecting shaft (414) hinged with the first steering connecting rod (44) is arranged beside the first hinge part (412), and a second connecting shaft (415) hinged with the second steering connecting rod (45) is arranged beside the second hinge part (413).
4. The mobility scooter of claim 1, wherein: the left front wheel connecting shaft (42) comprises a first rotating shaft (421) which is rotatably mounted at the lower end of the chassis (11), a second rotating shaft (422) which is vertically formed on the first rotating shaft (421) and is rotatably connected with the left front wheel (121), and a first pushing sheet (423) which is mounted at the lower end of the first rotating shaft (421) and is perpendicular to the second rotating shaft (422), wherein a third rotating shaft (424) is fixedly mounted at the end part of the first pushing sheet (423), the lower end of the third rotating shaft (424) is hinged with the first steering connecting rod (44), and the left front wheel (121) is rotatably mounted on the second rotating shaft (422); the right front wheel connecting shaft (43) comprises a fourth rotating shaft (431) which is rotatably mounted at the lower end of the chassis (11), a fifth rotating shaft (432) which is vertically formed on the fourth rotating shaft (431) and is rotatably connected with the right front wheel (122), and a second pushing sheet (433) which is mounted at the lower end of the fourth rotating shaft (431) and is perpendicular to the fifth rotating shaft (432), wherein a sixth rotating shaft (434) is fixedly mounted at the end part of the second pushing sheet (433), the lower end of the sixth rotating shaft (434) is hinged with the second steering connecting rod (45), and the right front wheel (122) is rotatably mounted on the fifth rotating shaft (432).
5. The mobility scooter of claim 2, wherein: the steering engine steering piece (46) comprises a second rotating part (461), a third hinging part (462) and a fourth hinging part (463) which are distributed in a triangular mode, wherein the second rotating part (461) is fixed on an output shaft of the steering engine (48), the third hinging part (462) is hinged to the other end of the first steering connecting piece (471), and the fourth hinging part (463) is hinged to the other end of the second steering connecting piece (472).
6. The foldable and detachable scooter for the aged according to claim 2, wherein: the hanging buckle assembly (32) comprises a mounting base (321) fixed on the driving device (2), a rotating shaft (322) mounted on the mounting base (321), a hook (323) rotatably mounted on the rotating shaft (322) and a torsion spring (324) arranged on the rotating shaft (322) and used for generating hooking force to the hook (323), wherein a poking plate (325) used for poking the hook (323) is formed on the hook (323).
7. The foldable and detachable scooter for the aged according to claim 6, wherein: the poking plate (325) is arc-shaped, and a plurality of anti-skid convex strip parts (326) are formed at the tail end of the poking plate; the openings of the first positioning groove (33) and the second positioning groove (34) are inclined downwards.
8. The foldable and detachable scooter for the aged according to claim 1, wherein: the main frame (1) of the automobile body comprises a foldable chassis (11), a front wheel set (12) mounted at the front end of the chassis (11), a steering wheel (14) mounted on a front end support (13) of the chassis (11) and a seat assembly (15) mounted at the rear end of the chassis (11) and foldable and contained, wherein a first supporting wheel set (16) is further arranged at the rear end of the chassis (11), and the diameter of the first supporting wheel set (16) is smaller than that of the front wheel set (12).
9. The mobility scooter of claim 8, wherein: the upper end of the support (1) is provided with a control module (5), the control module (5) comprises an upper control upper cover (51), a handle (52) which is arranged on the upper control upper cover (51) and used for controlling the support (1) to rotate, an adjustable potentiometer which is arranged in the upper control upper cover (51) and used for controlling the scooter to move forward and backward, a potentiometer steering engine connecting seat (53) which is arranged at the lower end of the adjustable potentiometer and used for controlling the adjustable potentiometer, a shift lever (54) which is arranged on the potentiometer steering engine connecting seat (53) and used for controlling the adjustable shifter to be pulled left and right, and a speed steering engine (54) which is arranged at the lower end of the potentiometer steering engine connecting seat (53) and used for controlling the adjustable shifter to be pulled left and right, the adjustable shifter is pulled right to control the scooter to move forward, and the adjustable shifter is pulled left to control the scooter; and the speed steering engine (54) is controlled by the Hall rocker positioner.
10. The mobility scooter of claim 1, wherein: the front end two side faces of the driving device (2) are further respectively provided with a first positioning sleeve (35) and a second positioning sleeve (36) which are used for positioning the main body frame (1), and the rear end two sides of the main body frame (1) are respectively provided with a third positioning groove (37) and a fourth positioning groove (38) which are clamped and positioned with the first positioning sleeve (35) and the second positioning sleeve (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879198.8A CN110588858B (en) | 2019-09-18 | 2019-09-18 | Walking aid for old people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879198.8A CN110588858B (en) | 2019-09-18 | 2019-09-18 | Walking aid for old people |
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| Publication Number | Publication Date |
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| CN110588858A true CN110588858A (en) | 2019-12-20 |
| CN110588858B CN110588858B (en) | 2024-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910879198.8A Active CN110588858B (en) | 2019-09-18 | 2019-09-18 | Walking aid for old people |
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| CN101474116A (en) * | 2009-01-01 | 2009-07-08 | 薛明亮 | Electric bicycle |
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| CN207773221U (en) * | 2017-12-28 | 2018-08-28 | 成都逐飞智能设备有限公司 | A kind of steering-engine vertical mounting structure of lorry |
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2019
- 2019-09-18 CN CN201910879198.8A patent/CN110588858B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101474116A (en) * | 2009-01-01 | 2009-07-08 | 薛明亮 | Electric bicycle |
| KR20120049003A (en) * | 2010-11-08 | 2012-05-16 | (주)성지기업 | Foldable motor driven four wheeled bicycle |
| CN103116353A (en) * | 2013-01-28 | 2013-05-22 | 贵州大学 | Intelligent vehicle collaborative traveling control device |
| CN104960573A (en) * | 2015-07-06 | 2015-10-07 | 南京航空航天大学 | Intelligent all-dimensional probing vehicle with three steering engines and switchable steering modes |
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| Publication number | Publication date |
|---|---|
| CN110588858B (en) | 2024-04-23 |
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