CN220676264U

CN220676264U - Old person scooter capable of climbing stairs

Info

Publication number: CN220676264U
Application number: CN202321452505.2U
Authority: CN
Inventors: 魏丽琴; 张菲; 童蓓
Original assignee: Ezhou Central Hospital
Current assignee: Ezhou Central Hospital
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-03-29
Anticipated expiration: 2033-06-07

Abstract

The utility model relates to a scooter for the elderly capable of climbing stairs, which comprises a backrest, a seat plate, a damping box, a supporting rod, a travelling mechanism, supporting modules, two armrests and a controller, wherein the seat plate is horizontally arranged, one end of the seat plate is vertically fixed with the backrest, the damping box is arranged at the bottom end of the seat plate, the supporting rod is fixed at the bottom end of the damping box, the travelling mechanism is arranged at the bottom end of the supporting rod, the travelling mechanism comprises a motor, a plurality of telescopic modules and a rubber anti-slip ring, the bottom ends of the supporting rods are rotationally connected with the motor, the telescopic modules are circumferentially arranged by taking the motor as an axle center, the lifting modules are connected with the rubber anti-slip ring at the outer side of the lifting modules, a mud guard is fixed at one end of the bottom of the seat plate, the mud guard and the bottom end of the seat plate are respectively fixed with the supporting modules, and the controller, the travelling mechanism and the supporting modules are connected through wires and mutually matched to finish the stair climbing process. Due to the shrinkage effect of the telescopic module and the rubber anti-slip ring, the walking vehicle for the old is stable in ascending, good in driving experience and safer.

Description

Old person scooter capable of climbing stairs

Technical Field

The utility model relates to the field of a scooter for the elderly, in particular to a scooter for the elderly, which can climb stairs.

Background

The vehicle for the elderly, also called an electric vehicle for the elderly and a booster vehicle for the elderly, is an ideal vehicle for the elderly to travel outdoors instead of walk, has stable performance and relatively slow speed, uses electric power, does not need to be oiled, and is also called an environment-friendly vehicle for the elderly.

The common old person scooter that can climb stairs on the market adopts crawler belt mechanism in most of the bottom to climb stairs structure, and crawler belt mechanism operation sound is loud, and can only accomplish climbing of single slope, can not be applied to climbing of rotatory stair and slope change's stair; the shock absorption performance of the crawler belt is poor, and if the crawler belt encounters rugged road surface, the bumping is obvious.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a scooter for the elderly capable of climbing stairs, which overcomes the defects in the prior art.

The technical scheme for solving the technical problems is as follows: the utility model provides a can climb old person's scooter of stair, includes back, bedplate, damper box, bracing piece, running gear, support module, two armrests and controller, and the bedplate is arranged horizontally, and the vertical back that is fixed with of bedplate one end, and two armrests set up respectively in the back both sides, and the bottom is fixed with the bedplate; the bedplate bottom is equipped with the shock attenuation case, and shock attenuation case bottom mounting has the bracing piece, and the bracing piece bottom is equipped with running gear, and running gear includes motor, a plurality of flexible module and rubber antiskid circle, and the bracing piece bottom is connected with the motor rotation, and a plurality of flexible modules all use the motor as the axle center circumference range, and a plurality of flexible modules all are connected with the rubber antiskid circle in its outside, and bedplate bottom one end is fixed with the fender, and fender and bedplate bottom all are fixed with the supporting module, all are connected through the wire between controller, running gear and the supporting module, mutually support and accomplish the stair climbing process.

The beneficial effects of the utility model are as follows: push rod on push controller top, the motor, the support module start of fender and bedplate bottom, the motor is rotatory, drive a plurality of flexible modules in the motor outside and rotate, the outside rubber antiskid circle of flexible module bottom also contacts with the stair simultaneously, because the effect of stair step, the rubber antiskid circle takes place deformation, it is sunken to the motor direction, flexible module also inwards contracts, grasp the step, the motor constantly rotates, flexible module and the rubber circle of difference are sunken in proper order, resume, roll on the stair, support module on the bottom plate is fixed with different steps respectively when the motor rotates, prevent that the old person from riding instead of walk the car from turning on one's side backward, also make car seat board and the back of riding instead of walk guarantee vertical state all the time simultaneously, because flexible module and the shrink effect of rubber antiskid circle, the old person is riding instead of walk the car and rises steadily, driving is experienced well, it is safer.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the plurality of telescopic modules are fixed with the output shaft of the motor, the output shaft of the motor can drive the plurality of telescopic modules to rotate at the same time, each telescopic module comprises a fixed pipe, a sliding rod, a sliding block, a plurality of second springs, a base and a rotary gasket, one end of the fixed pipe is fixed with the output shaft of the motor through the base, the second sliding block fixed with the second springs is movably arranged in the fixed pipe, one end of the sliding rod is fixed with the second sliding block, and the other end of the sliding rod extends out of the fixed pipe and is connected with the rotary gasket; the bottom end of the sliding rod is provided with a rotary gasket, and the telescopic module is fixed with the outer rubber anti-slip ring through the rotary gasket.

The adoption of the method has the further beneficial effects that: when encountering external steps, the second springs are gradually contracted inwards in sequence due to the extrusion of the steps, the rotary gaskets rotate in the rubber anti-skid rings, the contact area with the stairs is enlarged while the reaction force is reduced, the grabbing force is increased, and the scooter for the old is not easy to turn backwards.

Further, a plurality of first springs are vertically fixed in the shock absorption box, the bottom ends of the plurality of first springs are fixed with the supporting rods through first sliding blocks, the first sliding blocks are in sliding connection with the inner walls of the shock absorption box, and the bottom ends of the first sliding blocks are fixed with the supporting rods.

The adoption of the method has the further beneficial effects that: the first spring in the damping box can further reduce acting force transmitted by the supporting rod and improve riding comfort.

Further, the support module includes fixed block, electric putter, support column, direct current positive reverse motor and backing roller, and it has the spout to open in the fixed block, and electric putter sets up in the spout bottom, and electric putter's output pole is fixed with the support column, support column and spout inner wall sliding connection, and the support column bottom is equipped with direct current positive reverse motor, rotates on the direct current positive reverse motor to be connected with the backing roller.

Further, the outside of the supporting roller is provided with a plurality of pressure sensors, the output shaft of the direct current forward and reverse rotation motor is rotationally connected with the supporting roller, and the pressure sensors and the direct current forward and reverse rotation motor are connected with the controller through wires.

The adoption of the method has the further beneficial effects that: the controller judges the atress condition of backing roll and support column through the signal on the pressure sensor, changes electric putter's extension, lets backing roll and step surface contact all the time, plays the supporting role, and direct current positive reverse motor makes the rotation direction of backing roll unanimous with motor rotation direction simultaneously, prevents that the backing roll from skidding on the step, reduces the risk that unexpected emergence.

Further, a push rod is fixed at the top of the backrest.

The adoption of the method has the further beneficial effects that: when the old people with inflexible fingers sit, the old people can push the old people to advance.

Drawings

FIG. 1 is a schematic diagram of a stair climbing walker for the elderly according to the present utility model;

FIG. 2 is a partial block diagram of FIG. 1;

FIG. 3 is a partial cross-sectional view of the structure of FIG. 2;

fig. 4 is an enlarged view of a portion a of fig. 2;

fig. 5 is a side cross-sectional view of fig. 1.

In the drawings, the list of components represented by the various numbers is as follows:

1. the back rest, 2, the seat board, 3, the shock-absorbing box, 310, a first spring, 4, a supporting rod, 410, a first sliding block, 5, a travelling mechanism, 510, a motor, 520, a telescopic module, 5210, a fixed pipe, 5220, a sliding rod, 5230, a second sliding block, 5240, a second spring, 5250, a base, 5260, a rotary gasket, 530, a rubber anti-slip ring, 6, a supporting module, 610, a fixed block, 620, an electric push rod, 630, a supporting column, 640, a direct-current forward-reverse motor, 650, a supporting roller, 7, an armrest, 8, a controller, 9 and a push rod.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Example 1

As shown in fig. 1 to 5, a scooter for the elderly capable of climbing stairs comprises;

the seat comprises a backrest 1, a seat board 2, a damping box 3, a supporting rod 4, a travelling mechanism 5, a supporting module 6, two armrests 7 and a controller 8, wherein the seat board 2 is horizontally arranged, the backrest 1 is vertically fixed at one end of the seat board 2, the two armrests 7 are respectively arranged at two sides of the backrest, and the bottom end of the armrests is fixed with the seat board 2; the bedplate 2 bottom is equipped with shock attenuation case 3, shock attenuation case 3 bottom mounting has bracing piece 4, bracing piece 4 bottom is equipped with running gear 5, running gear 5 includes motor 510, a plurality of flexible module 520 and rubber antiskid circle 530, bracing piece 4 bottom rotates with motor 510 to be connected, a plurality of flexible module 520 all use motor 510 as the axle center circumference to arrange, a plurality of flexible module 520 all are connected with the rubber antiskid circle 530 in its outside, bedplate 2 bottom one end is fixed with the fender, fender and bedplate 2 bottom all are fixed with support module 6, all connect through the wire between controller 8, running gear 5 and the support module 6, the stair climbing process is accomplished in the mutually supporting.

The backrest 1 and the armrests 7 are provided with ergonomic sponges, so that riding comfort can be ensured.

Example 2

As shown in fig. 1 to 5, this embodiment is a further improvement on the basis of embodiment 1, and is specifically as follows:

the plurality of telescopic modules 520 are fixed with the output shaft of the motor 510, the output shaft of the motor 510 can drive the plurality of telescopic modules 520 to rotate at the same time, each telescopic module 520 comprises a fixed tube 5210, a slide bar 5220, a slide block 5230, a plurality of second springs 5240, a base 5250 and a rotary gasket 5260, one end of the fixed tube 5210 is fixed with the output shaft of the motor 510 through the base 5250, the plurality of second springs 5240 are fixed at the top end of the inner wall of the fixed tube 5210, a second slide block 5230 fixed with the second springs 5240 is movably arranged in the fixed tube 5210, one end of the slide bar 5220 is fixed with the second slide block 5230, and the other end of the slide bar 5220 extends out of the fixed tube 5210 and is connected with the rotary gasket 5260; the expansion module 520 is fixed to the outer rubber slip ring 530 by a swivel spacer 5260.

The second spring 5240 in the telescopic module 520 is made of a high-strength composite material, and has good fatigue resistance and long service life.

The fixed tube 5210 and the slide rod 5220 are made of aluminum alloy, and are light in weight and good in rigidity.

Example 3

a plurality of first springs 310 are vertically fixed in the shock absorption box 3, the bottom ends of the plurality of first springs 310 are fixed with the supporting rods 4 through first sliding blocks 410, the first sliding blocks 410 are in sliding connection with the inner walls of the shock absorption box 3, and the bottom ends of the first sliding blocks 410 are fixed with the supporting rods 4.

The purpose of the first spring 310 is to further reduce the force transmitted by the support rod, so that the elastic strength of the first spring 310 is slightly low, the spring is softer, and the damping effect is obvious.

Example 4

the support module 6 includes fixed block 610, electric putter 620, support column 630, direct current positive reverse motor 640 and supporting roller 650, and it has the spout to open in the fixed block 610, and electric putter 620 sets up in the spout bottom, and electric putter 620's output pole is fixed with support column 630, support column 630 and spout inner wall sliding connection, and support column 630 bottom is equipped with direct current positive reverse motor 640, rotates on the direct current positive reverse motor 640 and is connected with supporting roller 650.

The outside of the supporting roller 650 is provided with a plurality of pressure sensors, the output shaft of the direct current positive and negative rotation motor 640 is rotationally connected with the supporting roller 650, and the pressure sensors and the direct current positive and negative rotation motor 640 are connected with the controller 8 through wires.

The controller 8 judges the stress condition of the supporting roller 650 and the supporting column 630 through signals on the pressure sensor, changes the extension length of the electric push rod 620, always enables the supporting roller 650 to be in contact with the surface of the step to play a supporting role, and meanwhile, the direct current positive and negative rotation motor 640 drives the supporting roller 650 to rotate in the direction consistent with the direction of the motor 510, so that the supporting roller 650 is prevented from slipping on the step, and the risk of accidents is reduced.

Example 5

a push rod 9 is fixed on the top of the backrest 1.

The surface of the push rod 9 is made of sponge materials, hands cannot be cooled in winter, friction force is large, and the push rod is easy to grasp.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. The utility model provides a can climb old person's scooter of stair, its characterized in that includes back (1), bedplate (2), shock attenuation case (3), bracing piece (4), running gear (5), support module (6), two armrests (7) and controller (8), bedplate (2) horizontal arrangement, bedplate (2) one end is vertically fixed with back (1), and two armrests (7) set up in back both sides respectively, and the bottom is fixed with bedplate (2); the utility model discloses a building climbing device, including base plate (2), base plate, supporting plate (2), supporting plate (3) bottom mounting has bracing piece (4), bracing piece (4) bottom is equipped with running gear (5), running gear (5) are including motor (510), a plurality of flexible module (520) and rubber antiskid circle (530), bracing piece (4) bottom and motor (510) rotate to be connected, a plurality of flexible module (520) all use motor (510) as axle center circumference range, a plurality of flexible module (520) all are connected with rubber antiskid circle (530) in its outside, base plate (2) bottom one end is fixed with the fender, fender and base plate (2) bottom all are fixed with supporting module (6), all connect through the wire between controller (8), running gear (5) and the supporting module (6), mutually support and accomplish the building climbing process.

2. The scooter for the elderly capable of climbing stairs according to claim 1, wherein a plurality of the telescopic modules (520) are fixed with an output shaft of a motor (510), the output shaft of the motor (510) can drive the telescopic modules (520) to rotate at the same time, each telescopic module (520) comprises a fixed pipe (5210), a sliding rod (5220), a sliding block (5230), a plurality of second springs (5240), a base (5250) and a rotating gasket (5260), one end of each fixed pipe (5210) is fixed with the output shaft of the motor (510) through the base (5250), a plurality of second springs (5240) are fixed on the inner wall of each fixed pipe (5210), a second sliding block (5230) fixed with the corresponding second spring (5240) is movably arranged in each fixed pipe (5210), one end of each sliding rod (5220) is fixed with the corresponding second sliding block (5230), and the other end of each sliding rod (5220) extends out of the fixed pipe (5210) and is connected with the corresponding rotating gasket (5260); the telescopic module (520) is fixed with the outer rubber anti-slip ring (530) through a rotary gasket (5260).

3. The scooter for the elderly capable of climbing stairs according to claim 1, wherein a plurality of first springs (310) are vertically fixed in the shock absorption box (3), the bottoms of the plurality of first springs (310) are fixed with the support rod (4) through first sliding blocks (410), the first sliding blocks (410) are slidably connected with the inner wall of the shock absorption box (3), and the bottoms of the first sliding blocks (410) are fixed with the support rod (4).

4. The old person scooter capable of climbing stairs according to claim 1, wherein the supporting module (6) comprises a fixed block (610), an electric push rod (620), a supporting column (630), a direct current forward and reverse rotation motor (640) and a supporting roller (650), a chute is formed in the fixed block (610), the electric push rod (620) is arranged at the bottom of the chute, an output rod of the electric push rod (620) is fixed with the supporting column (630), the supporting column (630) is in sliding connection with the inner wall of the chute, the bottom end of the supporting column (630) is provided with the direct current forward and reverse rotation motor (640), and the supporting roller (650) is rotationally connected to the direct current forward and reverse rotation motor (640).

5. The scooter for the elderly capable of climbing stairs according to claim 4, wherein a plurality of pressure sensors are arranged on the outer side of the supporting roller (650), the supporting roller (650) is rotatably connected to an output shaft of the direct current forward/reverse rotation motor (640), and the pressure sensors and the direct current forward/reverse rotation motor (640) are connected with the controller (8) through wires.

6. The scooter for the elderly capable of climbing stairs according to claim 1, wherein a push rod (9) is fixed to the top of the backrest (1).