CN111110464A

CN111110464A - Intelligent walk-replacing wheelchair

Info

Publication number: CN111110464A
Application number: CN201910390817.7A
Authority: CN
Inventors: 刘海军
Original assignee: Shenzhen Qianhai Ajia Barrier Free Eco Industrial Development Co ltd
Current assignee: Shenzhen Qianhai Ajia Barrier Free Eco Industrial Development Co ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-05-08

Abstract

The application provides an intelligent walk-substituting wheelchair, which comprises a manned part and a running part; the manned part comprises a lamp control system, a base, a seat system arranged on the base and handrails respectively arranged at two sides of the seat system; the lamp control system includes: the steering lamp is arranged on the outer side of the handrail; the brake lamp is arranged on the rear side of the base; the seat system includes: the seat assembly comprises a seat cushion and a first driving device, and the first driving device is used for driving the seat cushion to move back and forth and/or up and down; the backrest assembly comprises a backrest and a second driving device, and the second driving device is used for driving the backrest to obliquely swing; the driving part comprises a foot support assembly, the foot support assembly is connected with the seat system, the foot support assembly comprises a foot support and a third driving device, and the third driving device is used for driving the foot support to stretch back and forth and/or up and down. The intelligent walk-substituting wheelchair provides a movable seat system and a light control system, and improves the comfort and the use safety.

Description

Intelligent walk-replacing wheelchair

Technical Field

The application relates to the field of tools for riding instead of walk, in particular to an intelligent wheelchair for riding instead of walk.

Background

Along with the development of modern society, the wheelchair of riding instead of walk uses more and more conveniently, and current wheelchair of riding instead of walk structure function is all fairly simple, and when the wheelchair of riding instead of walk turned to or braked, probably can't in time will turn to or brake information notice the people around the wheelchair of riding instead of walk to can lead to the crowd around can't in time dodge the wheelchair of riding instead of walk that turns to or brake, take place the incident.

Furthermore, the existing wheelchair is simple in structure and function, and a cushion and a backrest of the wheelchair are installed by using a fixed frame and cannot be adjusted according to individual requirements of users. If the cushion and the backrest can not completely meet the personal requirements of the user, people feel tired and uncomfortable even the waist and back are sore when the wheelchair is used for a long time, and the user's experience of riding the walk-substituting wheelchair is reduced.

Disclosure of Invention

The application provides an intelligence wheelchair of riding instead of walk, and the technical problem of main solution is the travelling comfort and the safety in utilization that how to improve intelligence wheelchair of riding instead of walk.

In order to solve the technical problem, the application provides an intelligent walk-substituting wheelchair, which comprises a manned part and a traveling part, wherein the manned part is arranged on the traveling part, and the traveling part is used for driving the intelligent walk-substituting wheelchair to move; the manned part comprises a lamp control system, a base, a seat system arranged on the base and handrails arranged on two sides of the seat system respectively; the lamp control system includes: the turn light is arranged on the outer side of the handrail; the brake lamp is arranged on the rear side of the base; the seating system includes: the seat assembly comprises a seat cushion and a first driving device, and the first driving device is used for driving the seat cushion to move forwards and backwards and/or upwards and downwards; the backrest assembly comprises a backrest, a rotating shaft and a second driving device, the rotating shaft is arranged between the backrest assembly and the seat assembly, and the second driving device is used for driving the backrest to carry out angle adjustment along the rotating shaft; the foot holds in the palm the subassembly, the foot holds in the palm the subassembly and includes foot support and third drive arrangement, third drive arrangement is used for driving the foot holds in the palm front and back stretch out and draw back and/or stretch out and draw back from top to bottom.

Compared with the prior art, the beneficial effects of this application are: the intelligent walk-substituting wheelchair comprises a manned part and a running part; the manned part comprises a lamp control system, a base, a seat system arranged on the base and handrails respectively arranged at two sides of the seat system; the lamp control system includes: the steering lamp is arranged on the outer side of the handrail; the brake lamp is arranged on the rear side of the base; the seat system includes: the seat assembly comprises a seat cushion and a first driving device, and the first driving device is used for driving the seat cushion to move forwards and backwards and/or upwards and downwards; the backrest assembly comprises a backrest, a rotating shaft and a second driving device, the rotating shaft is arranged between the backrest assembly and the seat assembly, and the second driving device is used for driving the backrest to carry out angle adjustment along the rotating shaft; the driving part comprises a foot support assembly, the foot support assembly is connected with the seat system, the foot support assembly comprises a foot support and a third driving device, and the third driving device is used for driving the foot support to stretch back and forth and/or stretch up and down; when the intelligent wheelchair for riding instead of walk brakes, people around the intelligent wheelchair for riding instead of walk are prompted to brake information through the turning on of the brake lamp. The turning or braking information is provided for surrounding environment people by turning on the light of the turning lamp and/or the braking lamp, so that the safety problem caused by the fact that the surrounding environment people do not pay attention to the turning or braking of the intelligent walk-substituting wheelchair is solved; further, through first drive arrangement and second drive arrangement, can control the cushion along around and/or on the upper and lower direction relative movement and control the back and rotate along horizontal direction back-up, the user can select suitable cushion position and back angle according to individual demand, travelling comfort when improving the user and using the intelligent wheelchair of riding instead of walk.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

FIG. 1 is a schematic perspective view of an intelligent wheelchair having a semi-enclosed structure;

FIG. 2 is a perspective view of the intelligent mobility wheelchair with an independent suspension system;

FIG. 3 is a schematic view of a first perspective of the intelligent mobility chair with an adjustable seating system of the present application;

fig. 4 is a perspective view of the seat cushion bracket of fig. 3;

FIG. 5 is a schematic diagram of a second perspective view of the intelligent mobility chair with an adjustable seating system of the present application;

FIG. 6 is a schematic view of the body frame, the driving device and the foot rest of FIG. 5;

FIG. 7 is a right side elevational view of the body frame, drive assembly and foot rest of FIG. 5;

FIG. 8 is a schematic perspective view of the intelligent wheelchair with a light control system;

FIG. 9 is a schematic view of the construction of the lamp of FIG. 8;

FIG. 10 is a schematic view of the turn signal of FIG. 8;

FIG. 11 is a schematic view of the brake light of FIG. 8;

FIG. 12 is a schematic view of a first perspective structure of the intelligent mobility chair with a table;

fig. 13 is a schematic structural view of the first handrail of fig. 12;

FIG. 14 is a schematic view of the closure of the lid of FIG. 12;

FIG. 15 is a schematic second perspective view of the intelligent walk-substituting wheelchair with a table according to the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The present application provides an intelligent wheelchair for riding instead of walk, and please refer to fig. 1 specifically, fig. 1 is a schematic perspective view of the intelligent wheelchair for riding instead of walk with a semi-packaging structure according to the present application.

In the present embodiment, the intelligent walk-substituting wheelchair 100 includes a manned portion 11, a traveling portion 12, and a housing 13. Wherein, the manned part 11 is arranged on the traveling part 12, and the traveling part 12 is used for driving the intelligent mobility assistance wheelchair 100 to move.

The people mover 11 includes a base 111, a seat system 112 provided on the base 111, and armrests 113 provided on both sides of the seat system 112. The housing 13 covers the traveling part 12 and the armrest 113, and is used for semi-packaging the intelligent walk-substituting wheelchair 100.

As shown in fig. 1, the housing 13 does not cover the base 111 and the seat system 112 of the passenger carrying portion 11, so that most of the area of the passenger carrying portion 11 is in an open state, and a user can directly enter the intelligent mobility assistance wheelchair 100, thereby facilitating the user to quickly and conveniently enter the intelligent mobility assistance wheelchair 100 under any condition.

The traveling unit 12 and the armrest 113 covered by the casing 13 are provided with a large number of components such as a drive circuit and a drive battery, for example, buttons and corresponding control circuits for various control functions are provided on the armrest 113, and the traveling unit 12 is provided with a drive motor and a drive battery. Above-mentioned circuit and subassembly all belong to sensitive subassembly, and too much direct contact external environment of circuit and subassembly just receives external environment's influence easily, leads to the circuit to appear the short circuit, the subassembly condition such as damage appears to make intelligence wheelchair 100 of riding instead of walk normally work, influence user's use experience and safety.

The semi-encapsulated structure of the embodiment can well protect the circuits and components of the driving part 12 and the armrest 113, and simultaneously can enable the manned part 11 to be in an open state, so that a user can conveniently enter the intelligent mobility assistance wheelchair 100.

Further, please refer to fig. 2 with continuing reference to fig. 1, fig. 2 is a schematic perspective view of the intelligent wheelchair with independent suspension system according to the present application. Specifically, the traveling part 12 includes a seat frame 21, a driving assembly (not shown), and an elastic assembly (not shown); a driving assembly including a driving member 221 and a driving wheel 222 connected to the driving member 221; the driving assembly is connected with the chair frame 21 through the elastic assembly, the chair frame 21 compresses the elastic assembly when loading, and the elastic assembly drives the driving assembly to move in the vertical direction when the driving assembly is suspended.

Specifically, the chair frame 21 is used for bearing a seat cushion, and the intelligent walk-substituting wheelchair 100 further comprises a guide wheel (not labeled in the figure), and the guide wheel is fixed on the chair frame 21. The drive assembly comprises driving piece 221 and drive wheel 222 lug connection, and the wheel independent suspension's intelligence wheelchair 100 of riding instead of walk includes two drive assemblies, and two drive assemblies all connect on chair frame 21 through independent elastic component, when the user sits on wheel independent suspension's intelligence wheelchair 100 of riding instead of walk, under the effect of the gravity of user and intelligence wheelchair 100 of riding instead of walk, compress elastic component to make elastic component be in the state of compression. Thereby the in-process that wheelchair 100 traveles is ridden instead of to intelligence that independently hangs at the wheel, drive wheel 222 meets depression or when protruding, make drive assembly be in unsettled state, elastic component resumes the prototype under the effect of self elasticity, thereby drive assembly and move in vertical direction, make drive wheel 222 and ground crimping, and then avoid wheelchair 100 is ridden instead of to intelligence that independently hangs of wheel to appear unsettled at the in-process of traveling, the phenomenon of skidding, thereby improve the travelling comfort and the security of wheelchair 100 is ridden instead of to intelligence.

In the technical scheme of the invention, the driving assembly and the elastic assembly which are connected by the driving wheel 222 and the driving part 221 are arranged, when the driving assembly is suspended, the elastic assembly drives the driving assembly to move in the vertical direction under the action of the elastic force of the elastic assembly, so that the driving wheel 222 is ensured to be in pressure connection with the ground, and the driving wheel 222 is convenient to normally provide power, meanwhile, by arranging the elastic assembly, when the intelligent mobility wheelchair 100 is vibrated in the running process of the intelligent mobility wheelchair 100, the vibration effect is transmitted to the chair frame 21 through the elastic assembly, the vibration amplitude is reduced under the action of the elastic assembly, the damping effect of the intelligent mobility wheelchair 100 is improved, and the safety and the comfort of the intelligent mobility wheelchair 100 are improved.

Further, the elastic assembly includes a movable frame 231 rotatably coupled to the seat frame 21 and an elastic member 232 coupling the movable frame 231 and the seat frame 21. The driving assembly is mounted on the movable frame 231, and the movable frame 231 rotates relative to the chair frame 21 under the elastic force of the elastic member 232. The guide wheel of the intelligent walk-substituting wheelchair 100 is fixedly arranged on the chair frame 21, the movable frame 231 is rotatably connected with the chair frame 21, and meanwhile, the free end of the movable frame 231 is connected with the chair frame 21 through the elastic part 232. The driving assembly is installed on the movable frame 231, and when the user is located on the intelligent walk-substituting wheelchair 100, the elastic member 232 is compressed by the chair frame 21, so that the elastic member 232 is in a compressed state. In the process that the intelligent walk-substituting wheelchair 100 runs on the hollow or convex ground, when the driving wheel 222 is suspended, the elastic part 232 restores the original shape under the action of the elastic force of the driving wheel 222, so that the movable frame 231 is driven to rotate relative to the chair frame 21, the driving wheel 222 is driven to move in the vertical direction, the driving wheel 222 is in compression joint with the ground, power is conveniently provided for the intelligent walk-substituting wheelchair 100, and the phenomenon that the intelligent walk-substituting wheelchair 100 with independently suspended wheels is suspended and skidded is avoided. It will be appreciated that the resilient assembly may also be comprised of a support plate and a resilient bar, one end of the resilient bar being connected to the chair frame 21 and the other end of the resilient bar being connected to the support plate, the drive assembly being mounted directly on the support plate. The driving assembly is directly driven by the elastic rod to move in the vertical direction under the action of the elastic force of the elastic rod, so that the driving wheel 222 is ensured to be in pressure joint with the ground. In the embodiment of the invention, the driving assembly is rotatably connected with the chair frame 21 through the independent movable frame 231, and the movable frame 231 is rotatably connected with the chair frame 21, so that the structure is simple, the design is easy, and the driving assembly is convenient to move in the vertical direction under the driving of the movable frame 231.

The specific structure of the chair frame 21 may be a butterfly structure or other structures, which are not described herein again.

Further, the movable frame 231 has two opposite ends, one of which is rotatably connected to the chair frame 21 and the other of which is connected to the elastic member 232, and the driving assembly is installed at one side of the movable frame 231 close to the elastic member 232. The end of the movable frame 231 is connected to the chair frame 21 and the elastic member 232, so that the elastic member 232 drives the movable frame 231 to rotate relative to the chair frame 21. It is understood that the movable frame 231 may be rotatably connected to the chair frame 21 in other manners, for example, the middle portion of the movable frame 231 is rotatably connected to the chair frame 21, and the elastic member 232 is connected to the driving assembly and disposed at two opposite ends of the movable frame 231. In the embodiment of the invention, the end part of the movable frame 231 is rotatably connected with the chair frame 21, the elastic part 232 pushes the movable frame 231 to rotate relative to the chair frame 21, and the end of the driving component, which is far away from the movable frame 231 and rotates relative to the chair frame 21, is arranged on the movable frame 231, so that when the movable frame 231 rotates relative to the chair frame 21, the moving distance of the driving component in the vertical direction is increased, the driving wheel 222 is conveniently in pressure joint with the ground to provide power for the intelligent mobility-assisted wheelchair 100 to move forwards, the structure is simple, the design is easy, the elastic component is convenient to drive the driving component to move in the vertical direction, and the comfort of the intelligent mobility-assisted wheelchair.

Further, the intelligent wheel-independent suspension wheelchair 100 further comprises an anti-roll wheel 24 and a front wheel 25, wherein the anti-roll wheel 24 and the elastic member 232 are connected to the same end of the movable frame 231. When the driving wheel 222 and the front wheel 25 are on the same plane, the anti-roll wheel 24 is suspended. The anti-roll wheel 24 is used for preventing the intelligent wheel chair 100 with independently suspended wheels from turning backwards, thereby improving the safety of the intelligent wheel chair 100. The anti-tip wheel 24 is attached to the movable frame 231 and is located away from the front wheel 25. In the embodiment of the invention, the wheel diameter of the anti-tilt wheel 24 is smaller, the anti-tilt wheel is convenient to be arranged on the movable frame 231, the front wheel 25 is a guide wheel of the intelligent walk-substituting wheelchair 100 with independently suspended wheels, the front wheel 25 and the driving wheel 222 are both abutted against the ground in the normal running process of the intelligent walk-substituting wheelchair 100, the anti-tilt wheel 24 is suspended on the movable frame 231 at the moment, a certain distance exists between the anti-tilt wheel 24 and the ground, and when the front wheel 25 is suspended under the influence of the outside, the driving wheel 222 and the anti-tilt wheel 24 are abutted against the ground, so that the phenomenon that the intelligent walk-substituting wheelchair 100 is overturned backwards is avoided. In the embodiment of the present invention, a first damping spring 261 for damping vibration is provided between the front wheel 25 and the chair frame 21. Front wheel 25 links to each other with chair frame 21 through first damping spring 261, when front wheel 25 removed to the bellying, front wheel 25 received the effort on ground and produced vibrations, and vibrations conduct to chair frame 21 through first damping spring 261's effect to improve the shock attenuation effect of intelligence wheelchair 100 of riding instead of walk after first damping spring 261's effect, reduce the vibrations that the user sat and felt on intelligence wheelchair 100 of riding instead of walk, improve the travelling comfort of intelligence wheelchair 100 of riding instead of walk.

Further, both ends of the elastic member 232 are rotatably connected to the movable frame 231 and the seat frame 21, respectively. Elastic component 232 is elastic telescopic rod, and elastic component 232 is at the in-process that resumes initial state, and elastic component 232's length becomes long, and the relative both ends of elastic telescopic rotate with adjustable shelf 231 and chair frame 21 respectively and be connected to drive adjustable shelf 231 and rotate relative chair frame 21, simple structure is convenient for realize. It is understood that there are other ways to connect the elastic member 232, for example, one end of the elastic member 232 is pivotally connected to the chair frame 21, and the other end of the elastic member 232 is slidably connected to the movable frame 231. The adjustable shelf 231 is provided with a sliding groove arranged along the extending direction of the adjustable shelf 231, the free end of the elastic part 232 is provided with a sliding block matched with the sliding groove, and the sliding block moves along the sliding groove in the extending process of the elastic part 232, so that the adjustable shelf 231 is driven to rotate relative to the chair frame 21. In the embodiment of the present invention, the elastic member 232 is a spring (not labeled). The elastic member further includes a second damping spring 262, and the second damping spring 262 is connected to opposite ends of the spring. The two ends of the spring are respectively connected with the movable frame 231 and the chair frame 21 in a rotating manner, so that the structure is simple, the realization is easy, and the spring is convenient to drive the movable frame 231 to rotate relative to the chair frame 21. Meanwhile, the second damping springs 262 are arranged between the two opposite ends of the springs, so that the damping effect of the intelligent mobility-aid wheelchair 100 is improved, and the comfort of the intelligent mobility-aid wheelchair 100 is further improved.

Further, the horizontal distance of the housing 13 covering the first area of the front wheel 25 and the driving wheel 222 close to the base 111 and the second area between the front wheel 25 and the driving wheel 222 of the intelligent walk-substituting wheelchair 100 is 0.5cm to 3cm, the horizontal distance of the housing 13 covering the first area of the front wheel 25 and/or the driving wheel 222 close to the base 111 and the front wheel 25 and/or the driving wheel 222 can also be 0.5cm to 3cm, that is, the housing 13 covering the second area between the front wheel 25 and the driving wheel 222 and the front wheel 25 and the driving wheel 222 can be horizontally aligned.

Further, please continue to refer to fig. 3 and fig. 4, in which fig. 3 is a schematic perspective view of a first structure of the intelligent walk-substituting wheelchair with an adjustable seat system according to the present application, and fig. 4 is a schematic perspective view of a seat cushion bracket in fig. 3. The seat system 112 of the intelligent walk-instead wheelchair 100 includes a seat assembly 31 and a backrest assembly 32. The seat assembly 31 comprises a seat cushion body 311 and a first driving device 312, wherein the first driving device 312 is used for driving the seat cushion body 311 to move back and forth; the backrest assembly 32 includes a backrest 321 and a second driving device 322, the second driving device 322 is configured to drive the backrest 321 to swing obliquely within a predetermined angle range, wherein the predetermined angle may be set to 120 ° or other angles, which is not described herein again.

In the technical solution provided by the present invention, the intelligent walk-substituting wheelchair 100 with an adjustable seat comprises a seat assembly 31 and a backrest assembly 32, wherein the seat assembly 31 comprises a seat cushion body 311 and a first driving device 312 for driving the seat cushion body 311 to move, and the backrest assembly 32 comprises a backrest 321 and a second driving device 322 for driving the backrest 321 to swing. The first driving device 312 and the second driving device 322 can control the seat cushion body 311 to move relatively in the front-rear direction and the backrest 321 to rotate in the horizontal direction in the rear-upward direction. When the user uses the intelligent wheelchair 100 with the adjustable seat, the user can select the proper position of the cushion body 311 and the angle of the backrest 321 according to personal requirements, and the comfort of the user when using the intelligent wheelchair 100 is improved.

Specifically, the seat assembly 31 further includes a seat cushion body 311 and a seat cushion bracket 313, the seat cushion bracket 313 is disposed below the seat cushion body 311, the seat cushion body 311 and the seat cushion bracket 313 are slidably engaged with each other along a front-rear extending direction of the seat system 112, and the seat cushion bracket 313 is connected to the first driving device 312. In a specific embodiment, the seat assembly 31 includes a seat body 311 and a seat support 313, the seat support 313 is disposed below the seat body 311, the seat support 313 is connected to the first driving device 312, and the seat support 313 can drive the seat body 311 to move forward and backward and/or up and down along the seat system 112 under the action of the first driving device 312.

Specifically, the seat cushion support 313 includes a sliding support 3131 and a support base 3132 disposed below the sliding support 3131, the seat cushion body 311 is disposed on the upper side of the sliding support 3131, and the sliding support 3131 is slidably connected to the support base 3132. In the specific embodiment, the seat cushion support 313 includes a sliding support 3131 and a support base 3132, the support base 3132 is disposed below the sliding support 3131 for supporting the sliding support 3131, the sliding support 3131 is fixedly connected to the seat cushion body 311, and the support base 3132 is fixedly connected to the base 111. When the seat body 311 and the base 111 move relatively, the seat body 311 and the sliding support 3131 move together, and the relative positions of the base 111 and the support base 3132 are kept unchanged.

Specifically, the sliding support 3131 includes a sliding portion 3131A, the support base 3132 includes a sliding groove 3132A, and the sliding portion 3131A is slidably connected to the sliding groove 3132A in the front-rear direction. In a specific embodiment, the support base 3132 is provided with a sliding groove 3132A, the sliding support 3131 is provided with a sliding portion 3131A, the sliding portion 3131A is in sliding connection with the sliding groove 3132A, and a sliding direction of the sliding portion 3131A is along a front-back direction of the seat system 112. It should be noted that the design is not limited thereto, and in other embodiments, the sliding support 3131 is provided with a sliding groove 3132A, the support base 3132 is provided with a sliding portion 3131A, the sliding portion 3131A is slidably connected with the sliding groove 3132A, and the sliding direction of the sliding groove 3132A is along the front-back direction of the seat system 112.

Specifically, the relative movement distance between the sliding portion 3131A and the sliding groove 3132A is less than or equal to 40 cm. In a specific embodiment, the relative movement distance between the sliding portion 3131A and the sliding groove 3132A is equal to the relative movement distance between the seat cushion body 311 and the base 111. It can be understood that when the relative movement distance is too large, the seat body 311 will be far away from the base 111, and when the user sits on the seat body 311, the seat support 313 will be stressed too much, resulting in damage to the seat support 313, so as to limit the relative movement distance between the sliding part 3131A and the sliding groove 3132A, and avoid the above situation.

Specifically, the first driving device 312 includes a first motor and a roller 3121, a mounting cavity is formed in the sliding portion 3131A to accommodate the roller 3121, the mounting cavity has a sliding opening facing the sliding groove 3132A, the roller 3121 abuts against a groove bottom of the sliding groove 3132A through the sliding opening, and a motor shaft of the first motor drives the roller 3121 to rotate. In a specific embodiment, a motor shaft of the first motor drives the roller 3121, the roller 3121 is accommodated in the mounting cavity, the mounting cavity is fixedly connected to the sliding support 3131, when the first motor rotates, the first motor drives the roller 3121 to rotate, the roller 3121 drives the sliding support 3131 to move along the extending direction of the support base 3132, and the cushion body 311 moves along with the sliding support 3131 along the extending direction of the support base 3132. It should be noted that the present design is not limited to this, and in other embodiments, the first driving device 312 may be a hydraulic driving device, an air cylinder, or the like.

Specifically, the backrest 321 includes a backrest body 3211 and a backrest bracket 3212, the backrest bracket 3212 is fixedly disposed on the back of the backrest body 3211, and the second driving device 322 is connected to the backrest bracket 3212 to drive the backrest bracket 3212 to swing obliquely. In a specific embodiment, the backrest support 3212 is connected to the backrest body 3211 by screw fastening, the backrest support 3212 is of a trapezoidal structure and is configured to support the backrest body 3211, so that the backrest body 3211 is uniformly stressed, the second driving device 322 is connected to the backrest support 3212, the second driving device 322 drives the backrest support 3212, and the backrest 321 drives the backrest body 3211 to obliquely swing within a preset angle range.

Specifically, an angle range formed by the back bracket 3212 and the seat cushion body 311 is less than or equal to 180 degrees. In a specific embodiment, the backrest 3212 can swing to the horizontal direction, and at this time, the backrest 3212 and the seat body 311 are located at the same horizontal plane, so that the user can lie down on the intelligent mobility assistance wheelchair 100 with the adjustable seat, and the comfort of the user using the intelligent mobility assistance wheelchair 100 with the adjustable seat is improved.

Specifically, the second driving device 322 is a second motor, the second motor is disposed at the rear side of the base 111, the extending direction of the motor shaft of the second motor is a horizontal direction, and the lower end of the backrest bracket 3212 is connected to the motor shaft of the second motor. In a specific embodiment, the second driving device 322 is a second motor, the second motor is disposed at the rear side of the base 111, a motor shaft of the second motor is fixedly connected to the lower end of the backrest 3212, when the second motor rotates, the second motor drives the backrest 3212 to swing with the motor shaft of the second motor as a rotating shaft, and the backrest 3212 is fixedly disposed on the backrest 3211, so that the backrest 3211 also swings with the motor shaft of the second motor as a rotating shaft, and the swinging angle of the backrest 3211 is the same as the swinging angle of the backrest 3212.

Specifically, the seat system 112 further includes a headrest (not shown) disposed on the backrest 321, the headrest having a connecting portion extending in the up-down direction, the backrest 321 having a matching portion corresponding to the connecting portion, the connecting portion being movably connected to the matching portion to move up and down relative to the matching portion. In a specific embodiment, the headrest is disposed on a side of the seat back 321 away from the seat system 112, the headrest extends downward to form a connecting portion, and the seat back 321 is provided with a matching portion matching with the connecting portion. When a user sits on the seat system 112, the connecting portion of the headrest can move up and down relative to the engaging portion to adjust the up and down position of the headrest in cooperation with the head of the user.

Specifically, the connecting portion is an inserting arm, the matching portion is a receiving groove, and a limiting member is disposed on the receiving groove and used for limiting a relative position between the headrest and the seat back 321. In a specific embodiment, the connecting portion has a plurality of positioning holes, the matching portion has a receiving groove, the connecting portion is partially received in the receiving groove, the receiving groove has a limiting hole toward a side away from the seat system 112, the limiting member is disposed on the matching portion, the limiting member is a thimble having a spring structure, and the thimble is received in the limiting hole. When the locating hole of connecting portion and spacing hole decentraction, the thimble supports and holds in connecting portion, does not have limiting displacement to the headrest. When the positioning hole of the connecting portion is concentric with the limiting hole, the thimble protrudes out of the limiting hole, the protruding portion is accommodated in the positioning hole, and the limiting member is used for limiting the position between the headrest and the backrest 321.

In other embodiments, the seat system 112 may not include a headrest, that is, the intelligent walk-substituting wheelchair 100 is not provided with a headrest and other related components, which are not described in detail herein.

With reference to fig. 5 to 7, fig. 5 is a second perspective view of the intelligent wheelchair with an adjustable seat system, fig. 6 is a schematic view of the frame, the driving device and the foot rest of fig. 5, and fig. 7 is a right side view of the frame, the driving device and the foot rest of fig. 5. The intelligent walk-substituting wheelchair 100 with adjustable foot rests also comprises a third driving device 42 and foot rests 41; the base 111 is formed with a mounting cavity; the third driving device 42 is arranged in the mounting cavity; the driving shaft 421 of the third driving device 42 extends forward and backward or up and down, and the front end is connected to the foot support 41 to drive the foot support 41 to extend forward and backward and/or extend up and down.

In the technical scheme provided by the invention, the intelligent walk-substituting wheelchair 100 with the adjustable foot supports comprises a third driving device 42 and the foot supports 41, the foot supports 41 can be driven by the third driving device 42 to stretch back and forth and/or stretch up and down, when a user takes the intelligent walk-substituting wheelchair 100, the foot supports 41 can be adjusted to the position where the user does not obstruct the seat, the user can be ensured to take the intelligent walk-substituting wheelchair 100 quickly and conveniently, and the problem that the user is obstructed by the foot supports 41 to cause difficult taking is avoided. In addition, when the user uses the intelligent mobility assistance wheelchair 100, the user can adjust the foot supports 41 to the front and back positions which best meet the self sitting posture by controlling the third driving device 42, so that the stress of the user is uniform when the user sits on the intelligent mobility assistance wheelchair 100, the problem that the user takes the intelligent mobility assistance wheelchair 100 due to the fact that the sitting posture state cannot be adjusted is avoided, and the comfort of the user taking the intelligent mobility assistance wheelchair 100 is improved.

Specifically, a vehicle body bracket 43 is provided in the mounting cavity, and the third driving device 42 is mounted on the rear side of the vehicle body bracket 43, and the driving shaft 421 is tilted forward in the mounting cavity in the top-to-bottom direction. In the specific embodiment, the vehicle body bracket 43 is accommodated in the mounting cavity and is used for supporting the shape of the base 111, the third driving device 42 comprises a driving shaft 421, one end of the third driving device 42 is connected with the vehicle body bracket 43, and the other end of the third driving device 42 is provided with a movable driving shaft 421. The extending direction of the driving shaft 421 is inclined toward the front lower side for reducing the required volume of the installation cavity.

Specifically, the intelligent walk-substituting wheelchair 100 with the adjustable foot rest further comprises a swinging structure 44 and a first rotating member 45, wherein the front end of the swinging structure 44 is connected with the foot rest 41, the rear end of the swinging structure is hinged with the vehicle body bracket 43, one end of the first rotating member 45 is pivoted to the swinging structure 44 in the left-right direction, and the other end of the first rotating member is hinged with the driving shaft 421. In a specific embodiment, one end of the swing structure 44 is connected to the foot rest 41, the swing structure 44 is configured to drive the foot rest 41 to move, the other end of the swing structure 44 is connected to the vehicle body bracket 43, and when the swing structure 44 moves, the swing structure rotates around a connecting section with the vehicle body bracket 43 as a rotating shaft. One end of the first rotating member 45 is connected to the pivot rod, the pivot rod is connected to the swing structure 44, the other end of the first rotating member 45 is hinged to the driving shaft 421, when the driving shaft 421 moves, the driving shaft 421 drives the first rotating member 45, the rotating member drives the swing structure 44, and the swing structure 44 rotates by using the connecting section with the vehicle body support 43 as a rotating shaft.

Specifically, the intelligent walk-substituting wheelchair 100 with the adjustable foot rest further comprises a second rotating member 46, one end of the second rotating member 46 is coaxial with the connecting end of the first rotating member 45 and the driving shaft 421 and is hinged to the driving shaft 421, and the other end of the second rotating member is hinged to the body support 43. In the specific embodiment, one end of the second rotating member 46 is connected to the driving shaft 421, one end of the second rotating member 46 is coaxial with the connecting end of the first rotating member 45 and the driving shaft 421, the other end of the second rotating member 46 is hinged to the vehicle body bracket 43, when the driving shaft 421 moves, the included angle between the first rotating member 45 and the second rotating member 46 increases or decreases, and the second rotating member 46 is used for limiting the moving position of the first rotating member 45.

Specifically, the swing structure 44 includes a first swing lever 441, a second swing lever 442, and a connecting member 443, the first swing lever 441 and the second swing lever 442 being arranged in the up-down direction; the connecting member 443 has a first end, a second end and a third end which are arranged at intervals; one end of the first swing lever 441 is hinged to the first end of the connecting member 443, and the other end of the first swing lever 441 is hinged to the vehicle body bracket 43; one end of the second swing lever 442 is hinged to the second end of the link 443, and the other end of the second swing lever 442 is hinged to the vehicle body bracket 43; the third end of the connecting member 443 is fixedly connected to the foot rest 41. In the specific embodiment, the swing structure 44 includes a first swing rod 441, a second swing rod 442, and a connecting member 443, the first swing rod 441 and the second swing rod 442 are arranged in parallel up and down, the connecting member 443 is triangular, and the connecting member 443 has a first end, a second end, and a third end that are arranged at intervals; one end of the first swing lever 441 is hinged to the vehicle body bracket 43, the other end is hinged to the first end of the connecting member 443, one end of the second swing lever 442 is hinged to the vehicle body bracket 43, and the other end is hinged to the second end of the connecting member 443; when the swing structure 44 is rotated, the first swing lever 441 and the second swing lever 442 are rotated about the connection ends with the vehicle body frame, respectively, as rotation axes. The third section of the connecting member 443 is fixedly connected to the foot rest 41 for defining the angle of the foot rest 41.

Specifically, a first swing rod 441, a second swing rod 442 and a connecting member 443 form a swing set, the swing structure 44 includes two swing sets arranged at intervals left and right, the two swing sets are connected through a connecting shaft 444, the connecting shaft 444 penetrates through the two second swing rods 442, and the first rotating member 45 is pivoted to the connecting shaft 444. In the embodiment, the swing structure 44 has two swing groups spaced left and right, and the two swing groups are connected by a pivot rod, and the pivot rod is connected to the second swing rod 442 of each of the two swing groups; when the driving shaft 421 moves, the driving shaft 421 drives the first rotating member 45, the first rotating member 45 drives the pivot rod, and the pivot rod drives the two swing sets to swing, so as to drive the foot rest 41 to move.

Specifically, the intelligent walk-substituting wheelchair 100 with adjustable foot rests further comprises a support frame 47, wherein the foot rests 41 are fixedly connected with the support frame 47, one side of the support frame 47, which is close to the installation cavity, is symmetrically provided with connecting portions, and the support frame 47 is fixedly connected with the connecting portions. In a specific embodiment, the intelligent walk-substituting wheelchair 100 with adjustable foot rests further comprises a support frame 47, the support frame 47 is fixedly connected with the foot rest 41, the support frame 47 is fixedly connected with the third section of the connecting piece 443, and the support frame 47 is used for supporting the foot rest 41, so that the foot rest 41 can be uniformly stressed when in use.

Specifically, the surface of the foot rest 41 close to the side of the installation cavity is provided with protrusions 411 at intervals, and the surface of the foot rest 41 away from the side of the installation cavity is provided with reinforcing ribs 412 at intervals. In the specific embodiment, the upper surface of the foot support 41 is provided with a protrusion 411, the shape of the protrusion 411 includes, but is not limited to, horizontal arrangement, longitudinal arrangement or cross grid arrangement, and the protrusion 411 has an anti-slip function. The lower surface of the foot rest 41 is provided with a reinforcing rib 412, and the reinforcing rib 412 is used for assisting in supporting the foot rest 41 and preventing the foot rest 41 from deforming or breaking.

Specifically, both ends of the foot rest 41 in the first direction are bent toward the seat system 112 side. In the embodiment, the left and right sides of the foot rest 41 are bent toward the seat system 112, and the bent portions can prevent the user's feet from being separated from the foot rest 41 when the user uses the intelligent walker wheelchair 100 having adjustable foot rests.

In particular, the third drive 42 is a hydraulic drive. In the embodiment, the third driving device 42 is a hydraulic driving device, and it should be noted that the design is not limited thereto, and in other embodiments, the third driving device 42 may also be a motor or a cylinder.

Specifically, the foot rest 41 has a first position located at the front side of the base 111 and a second position located below the base 111, and the foot rest 41 is movable between the first position and the second position. In a specific embodiment, the foot rest 41 can be moved to a first position at the front side of the base 111 or a second position below the base 111 by the driving of the driving shaft 421. The foot rest 41 can move between a first position and a second position, and a user can select a proper position of the foot rest 41 according to personal requirements. When the intelligent wheelchair 100 of riding instead of walk is in non-operating condition, can remove the second position of base 111 below with the foot holds in the palm 41 to avoid the foot to hold in the palm 41 to receive external world and collide with, and reduce the space that has the intelligent wheelchair 100 of riding instead of walk of adjustable foot holds in the palm and occupy.

With reference to fig. 8 to 11, fig. 8 is a schematic perspective view of an intelligent wheelchair with a light control system according to the present application, fig. 9 is a schematic view of a structure of an illumination light in fig. 8, fig. 10 is a schematic view of a structure of a turn light in fig. 8, and fig. 11 is a schematic view of a structure of a brake light in fig. 8.

Wherein, intelligence wheelchair 100 of riding instead of walk still includes lamp control system (not mark in the figure), and lamp control system specifically includes: a turn signal lamp 51, the turn signal lamp 51 being mounted on the outside of the armrest 113; the stop lamp 52, the stop lamp 52 is installed on the rear side of the base 111.

When a user sits on the seat of the intelligent walk-substituting wheelchair 100 with the lamp control system, the armrests 113 are arranged on the left side and the right side of the user, wherein the outer sides of the armrests 113 represent the sides of the armrests 113 far away from the user on the current seat; the rear side of the base 111 represents a side of the base 111 facing a direction in which a user leans back; the turn signal lamp 51 of the intelligent walk-substituting wheelchair 100 with the lamp control system is arranged at the rear side of the base 111.

In the technical scheme provided by the invention, the intelligent walk-substituting wheelchair 100 with the lamp control system comprises a base 111 and a seat system 112 arranged on the base 111, wherein the seat system 112 comprises two armrests 113 which are oppositely arranged; a turn signal lamp 51, the turn signal lamp 51 being mounted on the outside of the armrest 113; the stop lamp 52, the stop lamp 52 is installed on the rear side of the base 111. When the intelligent walk-substituting wheelchair 100 with the lamp control system turns, the turning information is provided for surrounding environment people by turning on the lights of the turning lamp 51 and the brake lamp 52, so that the safety problem caused by the fact that the surrounding environment people do not pay attention to the turning of the intelligent walk-substituting wheelchair 100 is avoided. In addition, the intelligent mobility assistance wheelchair 100 with the light control system further comprises an illuminating lamp and a profile indicating lamp, wherein the illuminating lamp is used for assisting the intelligent mobility assistance wheelchair 100 to illuminate the road condition in front of the intelligent mobility assistance wheelchair 100 with the light control system when the intelligent mobility assistance wheelchair 100 is used at night, so that the problem that the intelligent mobility assistance wheelchair 100 cannot be used due to the fact that the road condition cannot be observed in a dark environment is solved, and the application range of the intelligent mobility assistance wheelchair 100 is enlarged; the outline marker lamp is used for prompting the size and the current position of the intelligent walk-substituting wheelchair 100 with the lamp control system to other backward personnel when the rear part of the intelligent walk-substituting wheelchair 100 with the lamp control system is irradiated by a light source, so that the situation that the rear personnel can not accurately judge the body of the intelligent walk-substituting wheelchair 100 with the lamp control system under strong light is avoided.

Specifically, the armrest 113 includes a front side plate, a rear side plate, and a connecting plate connecting the two, which are disposed opposite to each other, and the turn signal lamp 51 is mounted on the connecting plate and/or the rear side plate. In a specific embodiment, the armrest 113 includes a front side plate, a rear side plate and a connecting plate connecting the front side plate and the rear side plate, which are oppositely disposed, and the turn lamp 51 may be disposed on the connecting plate outside the armrest 113, or may be disposed on the rear side plate, and when the turn lamp 51 is turned on or blinks, the turn lamp may be used as turn information to indicate surrounding people, which indicates that the intelligent mobility assistance wheelchair 100 with the lamp control system is ready to turn or is turning.

Specifically, the turn signal lamp 51 is installed at the connection of the connection plate and the rear side plate. In the specific embodiment, the turn signal lamp 51 is installed at the connection position of the connection plate and the rear side plate, so that the turn indication information sent by the turn signal lamp 51 can be observed at the rear and the side of the intelligent walk-substituting wheelchair 100 with the lamp control system.

Specifically, the turn signal lamp 51 includes a first lamp cover 511 and a first light source 512; the first lampshade 511 is installed at the joint of the connecting plate and the rear side plate, the first lampshade 511 is hollow to form a first cavity, and the first light source 512 is accommodated in the first cavity. In the specific embodiment, the turn light 51 includes a first light source 512 and a first lamp cover 511, the first lamp cover 511 is an L-shaped yellow sealing structure, the first lamp cover 511 is locked at a connection position between the connection plate and the rear side plate by a screw, and is hollow to form a first cavity, and the first light source 512 is accommodated in the first cavity. The first lamp cover 511 is waterproof and dustproof, and is used for reducing the influence of the surrounding environment on the first light source 512.

Specifically, the first lamp housing 511 includes a first lamp housing 5111 and a second lamp housing 5112, the first lamp housing 5111 is detachably mounted at a connection position of the connection plate and the rear side plate, the first lamp housing 5111 is formed with a first accommodation groove opening outwards, and the second lamp housing 5112 is adapted to cover a notch of the first accommodation groove to form a first cavity in a surrounding manner. In a specific embodiment, the screw of the first lamp housing 5111 is locked at the connection position of the connection plate and the rear side plate, the first lamp housing 5111 is formed with a first accommodation groove opening outwards, the second lamp housing 5112 is adapted to the first accommodation groove and encloses with the first lamp housing 5111 to form a first cavity,

specifically, the illumination lamp 53 is provided on the front side plate. In a specific embodiment, the illumination lamp 53 is connected to the armrest 113, and the illumination lamp 53 is used for illuminating the environment in front of the intelligent wheelchair 100 with a lamp control system, so that a user can obtain the road information in front of the intelligent wheelchair 100 with a lamp control system through the brightness provided by the illumination lamp 53.

Specifically, the front side plate includes a front side plate body and an installation portion extending forward from an upper end of the front side plate body, and the illumination lamp 53 is detachably installed at a front end of the installation portion. In the specific embodiment, the front side plate body and the installation part extending forwards from the upper end of the front side plate body form an L-shaped structure standing on the side, the installation part is used for being connected with the illuminating lamp 53, the front side surface of the installation part is in a triangular shape, and the illuminating lamp 53 is in a triangular shape matched with the front side surface of the installation part.

Specifically, the illumination lamp 53 includes a third lamp housing 531, a lens 532, a third light source 533; the third lampshade 531 is hollow to form a third cavity, the third light source 533 and the lens 532 are accommodated in the third cavity, and the lens 532 is disposed between the third lampshade 531 and the third light source 533. In a specific embodiment, the illumination lamp 53 includes a third lamp housing 531, a lens 532, and a third light source 533, the third lamp housing 531 is a triangular sealing structure and is hollow to form a third cavity, and the third lamp housing 531 is used to protect the lens 532 and the third light source 533 inside the illumination lamp 53; the lens 532 and the third light source 533 are accommodated in the third cavity. The third light source 533 is disposed on a side of the third cavity away from the third lampshade 531, and the lens 532 is disposed between the third lampshade 531 and the third light source 533. The third light source 533 is used for illuminating the road and the object in front of the intelligent transportation wheelchair 100 with the light control system, and the lens 532 is used for changing the direction of the light emitted by the third light source 533, so that the light emitted by the third light source 533 can be adjusted to the diverging direction, the parallel direction or the focusing direction. In addition, the third light source 533 may be an incandescent lamp or a light bulb or an LED lamp. The third light source 533 may be provided with a steering mechanism for controlling the illumination angle of the third light source 533.

Specifically, the intelligent walk-substituting wheelchair 100 with the lamp control system further comprises an illuminating lamp switch 534, and the illuminating lamp switch 534 is connected with the illuminating lamp 53 and is used for controlling the working state of the illuminating lamp 53. In a specific embodiment, the illumination lamp switch 534 is disposed on the surface of the armrest 113, and the illumination lamp switch 534 is a knob switch, and the brightness of the illumination lamp 53 can be controlled by rotating the illumination lamp switch 534.

Specifically, the base 111 includes a base body 1111 and a wheel guard 1112 connected to a rear end of the base body 1111, the wheel guard 1112 is configured to be partially disposed around the driving wheel 222 of the intelligent walk-substituting wheelchair 100 having a light control system, and the brake light 52 is installed outside the wheel guard 1112. In a specific embodiment, the outer side of the wheel flap 1112 is a side away from the driving wheel 222, the wheel flap 1112 is disposed above the driving wheel 222 and partially covers the driving wheel 222, the wheel flap 1112 has an arc-shaped structure and can be used for covering soil or gravel carried by the driving wheel 222 and preventing foreign objects from splashing, and the stop lamp 52 is mounted on the outer side of the wheel flap 1112.

Specifically, the stop lamp 52 includes a second lamp cover 521, a lens 522, a second light source 523; the second lamp cover 521 is hollow to form a second cavity, and the second light source 523 is accommodated in the second cavity. In the specific embodiment, the brake lights 52 are in the shape of a strip, and the brake lights 52 include a left brake light and a right brake light, which are respectively disposed on the wheel guard 1112; each brake lamp 52 comprises a second light source 523 and a second lamp cover 521, the second lamp cover 521 is a red sealing structure and is connected with the wheel baffle 1112 in a hollow mode to form a second cavity, and the second light source 523 is accommodated in the second cavity. The second lamp cover 521 can prevent water and dust, and is used for reducing the influence of the surrounding environment on the second light source 523.

Specifically, the intelligent walk-substituting wheelchair 100 with the light control system further comprises the outline marker light 54, and the outline marker light 54 is arranged on the outer side of the wheel baffle 1112. In the specific embodiment, the outline marker lamp 54 is disposed outside the wheel guard 1112, the surface of the outline marker lamp 54 is made of a reflective material, and when the outline marker lamp 54 is irradiated by light, the outline marker lamp 54 reflects the light to indicate the position and the size of the intelligent transportation wheelchair 100 with the light control system to the light source.

Further, a rocker controller (not shown) is disposed on the armrest 113, and the rocker controller is used for controlling the driving state of the intelligent walk-substituting wheelchair 100, wherein the driving state includes the driving speed and the driving direction.

Specifically, the joystick controller may further include a speed controller and a direction controller, wherein the speed controller may control the driving speed of the intelligent mobility chair 100, and the direction controller may control the driving direction of the intelligent mobility chair 100.

The rocker controller is electrically connected to the turn light 51 and the brake light 52, respectively, so that the intelligent walk-substituting wheelchair 100 can control the working states of the turn light 51 and the brake light 52 according to the motion state of the rocker controller.

Specifically, when the joystick controller moves to the front right, the turn light 51 is turned on and in a blinking state, and prompts the surrounding people of the right turn information of the intelligent walk-substituting wheelchair 100 having the light control system. Further, when the joystick controller moves to the right and back, the turn lamp 51 and the brake lamp 52 are turned on and in a blinking state, and the right turn information and the deceleration information (brake information) of the intelligent walk-substituting wheelchair 100 with the light control system are prompted to the surrounding people. When the rocker controller moves forward again, the brake lamp 52 is turned off, and the intelligent walk-substituting wheelchair 100 with the lamp control system is prompted to move forward by people around.

With reference to fig. 12 to 14, fig. 12 is a first perspective view of the intelligent walk-substituting wheelchair with a table, fig. 13 is a schematic view of a first armrest in fig. 12, and fig. 14 is a schematic view of a closed cover in fig. 12.

The supporting device convenient to store provided by the invention comprises a table 61, a seat system 112, and a first armrest 1131 and a second armrest 1132 which are respectively arranged on two sides of the seat system 112, wherein a containing cavity 62 is arranged in the first armrest 1131.

The table 61 is movably disposed in the accommodating cavity 62, and the table 61 has an accommodating state accommodated in the accommodating cavity 62 and a deployed state disposed on the first handrail 1131 and laid flat.

When the table 61 is in the unfolded state, an escape space is formed on the side surface of the table 61 close to the seat back of the seat system 112.

In the technical scheme provided by the invention, when the table 61 is in the unfolded state, the table 61 is arranged on the first handrail 1131 and can be used by users; when the table plate 61 is in the accommodating state, the table plate 61 is accommodated in the accommodating cavity 62 of the first armrest 1131, the accommodating space occupied by the table plate 61 is saved, the table plate 61 can move along with the seat, the taking is convenient, and the moving range of people can be increased through the avoiding space arranged on the table plate 61. The desk plate can avoid occupying the activity space of users.

The direction perpendicular to the back surface of the seat back of the seat system 112 is a first direction, the direction perpendicular to the surface of the seat cushion of the seat system 112 is a second direction, and the third direction is perpendicular to the plane formed by the first direction and the second direction.

As a first embodiment, a guide bar 621 extending along a first direction is fixedly arranged in the accommodating cavity 62; the desk plate 61 is provided with a sliding space, the guide rod 621 is in sliding fit with the sliding space, the desk plate 61 is turned over from the second direction to the third direction after sliding to the preset position along the guide rod 621, so that the desk plate 61 is switched from the accommodating state to the unfolding state, specifically, the preset position is a position where the desk plate 61 is lifted up and down from the accommodating cavity 62, the desk plate 61 can be lifted up and down along the guide rod 621, the desk plate 61 is convenient to accommodate, and the accommodating space of the desk plate 61 is saved.

Further, a limiting groove extending along the first direction is further formed in the first handrail 1131, the table plate 61 can move along the guide rod 621 in the first direction to be embedded into the limiting groove, and after the table plate 61 slides into the limiting groove, the sliding space of people can be increased. Specifically, a cover plate 622 is disposed on an upper cover portion of the accommodating cavity 62, the cover plate 622 is opened and then the table plate 61 is unfolded, the table plate 61 slides into the limiting groove, and the cover plate 622 is opened and closed, so that the upper end of the first handrail 1131 is flat and convenient to hold.

Referring to fig. 15, as a second embodiment, the table 61 is slidably connected to the first arm rest 1131 to enable the table 61 to be in a storage state or in an expansion state. The table plate 61 can be conveniently detached or installed in a sliding connection mode, and the table plate 61 can be accommodated in the first handrail 1131 after being detached, so that the table plate 61 is prevented from being externally arranged on the supporting device convenient to accommodate, and the space of the supporting device convenient to accommodate is not attractive and wasted.

Preferably, the seat back or the seat cushion of the seat system 112 is provided with an accommodating cavity (not shown), and the accommodating cavity can accommodate the table 61, so that the placing space of the table 61 is saved.

Further, the first armrest 1131 has an inner side wall 11311 facing the second armrest 1132, the inner side wall 11311 is provided with a sliding slot 11312, a side of the table panel 61 close to the inner side wall 11311 is provided with a slider 11313 in fit connection with the sliding slot 11312, the slider 11313 is in sliding connection with the sliding slot 11312 in the first direction, and after the slider 11313 and the sliding slot 11312 are installed in place in a sliding manner, the table panel 61 is in the unfolded state. The front-rear direction of the seat system 112 is a first direction, the left-right direction of the seat system 112 is a second direction, and the up-down direction of the seat system 112 is a third direction. Specifically, the sliders 11313 have a step structure, the sliders 11313 having the step structure are disposed in the slide grooves 11312, so that the sliders 11313 are prevented from falling out of the slide grooves 11312 in the second direction and the third direction, after the sliders 11313 are fittingly connected with the slide grooves 11312, the table 61 can slide in the slide grooves 11312 through the sliders 11313, and the slide grooves 11312 provide support for the table 61, so that the table 61 is kept horizontal.

Further, the first arm rest 1131 is movably connected to the base 111 by a connecting member, so that the first arm rest 1131 can be flipped upward and/or moved to the left and right relative to the base.

The second armrest 1132 has an inner sidewall facing the first armrest 1131, and the inner sidewall is recessed inward to form a storage groove having an accommodating space.

Further, the intelligent mobility assistance wheelchair 100 of the present application may further carry a display screen for displaying advertisement information and/or traffic information.

In particular, the display screen may be provided at one or more of a connection plate of the armrest, the table, and the front and rear surfaces of the seatback. The display screen can be a Liquid Crystal Display (LCD), an organic light emitting diode display (OLED) or the like.

The above description is only for the purpose of illustrating embodiments of the present invention and is not intended to limit the scope of the present invention, and all modifications, equivalents, and equivalent structures or equivalent processes that can be used directly or indirectly in other related fields of technology shall be encompassed by the present invention.

Claims

1. An intelligent walk-substituting wheelchair is characterized by comprising a manned part and a traveling part, wherein the manned part is arranged on the traveling part, and the traveling part is used for driving the intelligent walk-substituting wheelchair to move; the manned part comprises a lamp control system, a base, a seat system arranged on the base and handrails arranged on two sides of the seat system respectively;

the lamp control system includes:

the turn light is arranged on the outer side of the handrail;

the brake lamp is arranged on the rear side of the base;

the seating system includes:

the seat assembly comprises a seat cushion and a first driving device, and the first driving device is used for driving the seat cushion to move forwards and backwards and/or upwards and downwards;

the backrest assembly comprises a backrest, a rotating shaft and a second driving device, the rotating shaft is arranged between the backrest assembly and the seat assembly, and the second driving device is used for driving the backrest to carry out angle adjustment along the rotating shaft;

the foot holds in the palm the subassembly, the foot holds in the palm the subassembly and includes foot support and third drive arrangement, third drive arrangement is used for driving the foot holds in the palm front and back stretch out and draw back and/or stretch out and draw back from top to bottom.

2. The intelligent wheelchair of claim 1 further comprising a housing covering the travel portion and the armrest for semi-packaging the intelligent wheelchair.

3. The intelligent wheelchair of claim 1 further comprising:

a chair frame;

the driving components comprise driving components and driving wheels connected with the driving components;

each driving assembly is independently connected with the base through one group of elastic assemblies;

the base compresses the resilient component as the seat system is loaded;

when the seat system is suspended, the elastic component drives the driving component to move in the vertical direction;

wherein, the base is of a butterfly structure.

4. The intelligent walk-substituting wheelchair of claim 3, wherein the elastic assembly comprises a movable frame rotatably connected with the base and an elastic member connecting the movable frame and the base, the driving assembly is mounted on the movable frame, and the movable frame rotates relative to the base under the action of the elastic force of the elastic member;

one end of the movable frame is rotatably connected with the base, the other end of the movable frame is connected with the elastic piece, and the driving assembly is arranged on one side of the movable frame, which is close to the elastic piece;

the intelligent walk-substituting wheelchair further comprises an anti-tilt wheel and a front wheel, the anti-tilt wheel and the elastic piece are connected to one end of the movable frame, and the anti-tilt wheel is arranged in a suspended mode when the driving wheel and the front wheel are located on the same plane.

5. The intelligent walk-substituting wheelchair of claim 4, wherein the elastic member comprises:

a first damping spring disposed between the front wheel and the base;

the second damping spring is connected to two opposite ends of the first damping spring;

the shell covers a first area of the front wheel and the driving wheel, which are close to the base, and a second area between the front wheel and the driving wheel, and the horizontal distance between the shell positioned in the first area and the shell positioned in the second area is 0.5 cm-3 cm.

6. The intelligent walk-substituting wheelchair of claim 1, wherein the armrest comprises a first armrest and a second armrest;

the first handrail is movably connected with the base through a connecting piece, so that the first handrail can be turned upwards and/or moved leftwards and rightwards relative to the base.

7. The intelligent walk-substituting wheelchair of claim 6, further comprising a table, wherein the table is movably disposed in the accommodating cavity of the first armrest;

the table plate is provided with an accommodating state accommodated in the accommodating cavity and an unfolding state which is arranged on the first handrail and is horizontally arranged;

a guide rod extending along a first direction is fixedly arranged in the accommodating cavity; the desk plate is provided with a sliding space, the guide rod is in sliding fit with the sliding space, and the desk plate is turned over from the second direction to the third direction after sliding to a preset position along the guide rod, so that the desk plate is switched to the unfolding state from the accommodating state.

8. The intelligent walk-substituting wheelchair of claim 7, wherein one side of the second armrest facing the first armrest is recessed inwards to form a storage groove with a receiving space.

9. The intelligent walk-substituting wheelchair of claim 1, wherein the armrest comprises a front side plate, a rear side plate and a connecting plate, the front side plate and the rear side plate are oppositely arranged, the connecting plate connects the front side plate and the rear side plate, the front side plate comprises a front side plate body and a mounting part, the mounting part extends forwards from the upper end of the front side plate body; the base comprises a base body and a wheel baffle connected to the rear end of the base body, and the wheel baffle is used for partially surrounding wheels of the intelligent walk-substituting wheelchair;

the steering lamp is arranged at the joint of the connecting plate and the rear side plate;

the brake lamp is arranged on the outer side of the wheel baffle;

the lamp control system further comprises:

the illuminating lamp is detachably arranged at the front end of the mounting part;

and the outline marker lamp is arranged on the outer side of the wheel baffle.

10. The intelligent walk-substituting wheelchair of claim 9, wherein the armrest is provided with:

the rocker controller is used for controlling the running state of the intelligent walk-substituting wheelchair, wherein the running state comprises the running speed and the running direction;

the rocker controller is electrically connected with the steering lamp so that the steering lamp adjusts the working state according to the moving direction of the rocker controller;

the rocker controller is electrically connected with the brake lamp so as to enable the brake lamp to be started when the rocker controller is in a natural state;

and a display screen is arranged on one side of the connecting plate of the armrest and/or the backrest, which is far away from the armrest, and is used for displaying advertisement information and/or traffic information.