924 results about "Wheelchair" patented technology

The invention discloses an intelligent wheelchair control method based on multi-source information fusion, and belongs to the field of data recognition and wheelchair intelligent control. The implementation method comprises the following steps: constructing a corresponding relation between gesture actions and wheelchair control directions, and presetting an identification framework; processing the obtained multi-source information to obtain a basic probability distribution result of the evidence corresponding to each single-source information; determining the absolute importance of the evidence corresponding to each piece of single-source information in the fusion process; determining the relative importance of the evidence corresponding to each piece of single-source information in the fusion process; determining the comprehensive importance of the evidence according to the obtained relative importance and absolute importance; according to the comprehensive importance of the evidence corresponding to the single-source information, redistributing a fusion weight for the evidence corresponding to each piece of single-source information to obtain a weighted new evidence; dS evidence fusion is applied, a final fused gesture action recognition result is obtained, the behavior of the wheelchair is controlled according to the gesture recognition result, and intelligent wheelchair control based on multi-source information fusion is achieved.

The invention relates to the technical field of intelligent wheelchairs, and discloses an intelligent wheelchair with self-navigation, dynamic obstacle avoidance and self-balancing functions and a control method.The intelligent wheelchair comprises a wheelchair body and a control system thereof, the system comprises a multi-dimensional environment sensing unit, environment original data are collected through a sensor set, and environment sensing data are calculated and output; comprising positioning data, scene types, obstacle dynamic characteristics and road surface states; the intelligent decision-making control unit is used for inputting environment perception data, calculating and outputting an execution decision of scene adaptation and fusion control instructions through each module and controlling the wheelchair main body, and the decision comprises an optimal path coordinate sequence and speed limitation, a wheelchair main body obstacle avoidance driving control signal and a wheelchair main body balance driving control signal; and the aging-suitable operation and feedback unit is used for acquiring a user instruction analysis result in a non-contact manner and feeding back and outputting in an acousto-optic touch multimode manner. The travel autonomy and safety of old people and special groups are improved through high-precision navigation, rapid obstacle avoidance, stable balance and intelligent and simple operation.

A monument for installation in an aircraft passenger cabin comprises a housing extending from the floor upwardly toward the ceiling, the housing including a first configuration configured to receive a wheelchair in a first unfolded condition, and a second configuration configured to receive a stretcher in a second unfolded condition, a first interior space formed in the housing, a staircase disposed within the interior space; a second interior space formed in the housing, a first entrance into the first interior space through a door; a second entrance into the second interior space of the housing, and a securement assembly positionable on the floor, the securement assembly configured to secure one of the wheelchair or the stretcher in place within the interior space.

An ergonomic support cushion designed to alleviate discomfort from prolonged sitting. The cushion features a contoured shape that supports the spine's natural curvature and includes a central cut-out to relieve tailbone pressure, ideal for individuals with coccyx pain or those recovering from related surgery or injury. It is constructed from high-density memory foam with a density range of 52% to 56%, which adapts to the user's body shape, providing customized support that enhances comfort and reduces pressure points. The cushion also includes a non-slip base to ensure it stays securely in position on various seating surfaces. Its lightweight, portable nature allows it to be used in different environments, such as office chairs, car seats, wheelchairs, and home seating. This innovation provides a comprehensive solution for those needing improved comfort and support during extended periods of sitting, promoting better posture and reducing strain on the lower back.

The invention discloses a wheelchair robot which comprises a seat and a movable chassis, an interaction control module and a motion control module are arranged on the movable chassis, a mechanical arm is arranged on the seat, a first camera is arranged on the mechanical arm, and a second camera is arranged on the seat. A first radar and a second radar are arranged on the two sides of the movable chassis respectively, and the first radar, the second radar and the second camera are electrically connected with the motion control module. Through cooperation of the first camera, the second camera, the first radar and the second radar with the interaction control module and the motion control module, the detection visual field of the wheelchair robot can be widened, so that the surrounding environment of the wheelchair robot is comprehensively sensed, and the safety of the wheelchair robot during use is improved.

The present invention, which is to solve the described problem, relates to a head unit of a delivery stick for wheelchair curling, which is capable of not only accurately delivering a curling stone by stably supporting the curling stone, but also adjusting the amount of spin applied to the curling stone by adjusting the position of a connecting portion to which the delivery stick and the head unit connect.

1. Name of the product in this design: Wheelchair. 2. Purpose of this design: To assist in travel. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: wheelchair controller (YS2435L). 2. The use of the design product: used as a controller for intelligent electric scooter. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a quick-release power assisting device which comprises a power assisting mechanism, a first connecting function unit, a second connecting function unit and a connecting mechanism, and the first connecting function unit is connected with the power assisting mechanism; the second connecting function unit is connected with the wheelchair; the first connecting function unit and the second connecting function unit are connected through a connecting mechanism to achieve quick disassembly and assembly. The first connecting function unit comprises a base and a lateral mounting part, the base is connected with the power assisting mechanism, the lateral mounting part is arranged on the base, and at least one first mounting hole is formed in the lateral mounting part. According to the wheelchair, the power assisting mechanism is installed on the wheelchair, so that the wheelchair can move automatically, and the problem that much inconvenience is brought to a user without help of other people is solved; the first connecting function unit is connected with the wheelchair, the second connecting function unit is connected with the wheelchair, the first connecting function unit and the second connecting function unit are quickly disassembled and assembled through the connecting mechanism, the disassembling and assembling steps of the power-assisted mechanism and the wheelchair are simplified, and the disassembling and assembling efficiency of the power-assisted mechanism is improved.

The present disclosure provides a quick disassembly structure and a wheelchair. A quick disassembly structure is applied to a wheelchair, the wheelchair comprising a frame tube and a wheel, the quick disassembly structure comprising: a wheel shaft, a first end of which is detachably connected with a hub of the wheel; an adjustable knob mechanism for locking or unlocking the wheel shaft; the adjustable knob mechanism comprising a knob screw and a knob handle assembly, a first end of the knob screw being threadedly connected with a second end of the wheel shaft, and a second end of the knob screw being detachably connected with the knob handle assembly. The quick disassembly structure of the present application can realize locking or unlocking of the wheel shaft through the adjustable knob mechanism, and the wheel shaft is connected with the hub of the wheel, thereby facilitating the user to install the wheel and also reducing the disassembly difficulty. Moreover, the whole quick disassembly structure has few parts, so that the cost is lower and the processing difficulty is reduced.

This utility model relates to the field of mobility aids, specifically to an intelligent wheelchair with adjustable height. It includes a wheelchair base, a seat support above the base, two armrests fixedly connected to the upper surface of the seat support, two footrests fixedly connected to the side walls of the wheelchair base, a support housing fixedly connected to the bottom surface of the base, a support plate fixedly connected to the inner wall of the support housing, and a height adjustment mechanism comprising two height adjustment components and a starting component. This utility model, through its height adjustment components, enables smooth raising and lowering and precise positioning of the seat support. The starting component allows for convenient operation and synchronous control of height adjustment, ensuring consistency in height adjustment on both sides while allowing the seat support to remain stably stationary at any adjusted height.

A lifting mechanism (10) for a wheelchair, the lifting mechanism comprising: a first base body (11) and a second base body (12), which are nested together, one of the first base body (11) and the second base body (12) being provided with a plurality of first sliding grooves (121) arranged at intervals, the other one being provided with a plurality of first sliding members (111) arranged at intervals, and the first sliding members (111) being slidable along the first sliding grooves (121); and a first transmission mechanism (13) and a second transmission mechanism (14), wherein the first transmission mechanism (13) can drive the second transmission mechanism (14), so that the second transmission mechanism (14) drives the second base body (12) to slide relative to the first base body (11). Further provided is a wheelchair (100).

The utility model provides a novel wheelchair combination structure which comprises two wheelchair frames, handrails are arranged on the wheelchair frames, the novel wheelchair combination structure further comprises a fixing rod, a seat plate and a back plate, an inserting pipe and a sleeve are arranged at the lower ends of the opposite faces of the two wheelchair frames respectively, the sleeve is hollow, one end of the inserting pipe and one end of the sleeve are fixed to the wheelchair frames, and the other end of the inserting pipe and the other end of the sleeve are fixed to the back plate. One end of the wheelchair frame is provided with a fixing rod, the other end of the wheelchair frame is provided with a through hole with the same size, the fixing rod penetrates through the through hole, a fixing strip is arranged in the middle of the opposite faces of the wheelchair frame, a first dovetail groove is formed in the fixing strip, a dovetail block is arranged on the lower end face of the seat plate and connected with the first dovetail groove in a sliding mode, a transverse groove is formed in the seat plate, and the back plate penetrates through the transverse groove. According to the novel wheelchair combined structure, the wheelchair can be folded and stored by arranging the hard seat plate and the hard back plate which are connected in an inserted mode, and a patient needing a hard backrest can conveniently use the wheelchair.

1. Name of the product in this design: Wheelchair handle (3). 2. Intended use of this design: for the handle portion of a wheelchair. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model belongs to the technical field of wheelchairs, and particularly relates to a wheelchair with adjustable armrest angles. The utility model provides a wheelchair with an adjustable armrest angle, and aims to solve the problem that the armrest angle of the wheelchair in the prior art cannot be adjusted. A wheelchair with adjustable armrest angles comprises a wheelchair body, armrests are arranged on the wheelchair body, and the armrests are rotationally connected to the wheelchair body; angle adjusting mechanisms for adjusting the angles of the armrests are arranged between the armrests and the wheelchair body; the adjustability of the angles of the armrests means that the wheelchair can be suitable for more users with different physical conditions and using habits. The wheelchair is simple in structure and convenient to use, old people needing more supports or young people who want to have a certain degree of freedom of movement can meet own requirements by adjusting the angles of the armrests, and therefore the application range of the wheelchair is wider. The design of the angle adjusting mechanism not only considers the use convenience, but also fully considers the safety.

The invention discloses an anti-toppling multifunctional exercise rehabilitation device, and relates to the technical field of rehabilitation exercise equipment, the anti-toppling multifunctional exercise rehabilitation device comprises a rehabilitation wheelchair and a rehabilitation pedestal, a pushing channel is arranged above one side of the rehabilitation pedestal, the pushing channel is used for pushing the rehabilitation wheelchair, a first locking assembly is arranged below the rehabilitation wheelchair, and the first locking assembly is connected in the pushing channel; a second locking assembly is further arranged in the pushing way and arranged behind the rehabilitation wheelchair. A mounting plate is arranged above the other side of the rehabilitation pedestal, an exercise pedestal is mounted on the mounting plate, an auxiliary exercise assembly is connected to the exercise pedestal, and anti-toppling assemblies are arranged on the two sides of the exercise pedestal and the bottom of the rehabilitation pedestal. According to the anti-toppling multifunctional exercise rehabilitation equipment, accurate positioning of the rehabilitation wheelchair and the rehabilitation pedestal is achieved through a multi-stage locking structure of the first locking assembly and the second locking assembly, anti-toppling protection is achieved from the whole and local parts of the equipment in cooperation with the anti-toppling assembly, and the safety of rehabilitation exercise is greatly improved.

The utility model provides a mobile device. The first connecting piece is arranged at the rear end of the folding frame, and the rear auxiliary wheel assembly is detachably arranged on the first connecting piece. According to the mobile equipment disclosed by the invention, the front wheels can pass when the mobile equipment faces a step or an obstacle, and when the mobile equipment needs to be carried, the folding frame can be folded, and the rear auxiliary wheel assembly can be detached from the folding frame, so that the overall size of the mobile equipment is reduced, and a user can carry the mobile equipment conveniently. The rear auxiliary wheel assembly can be detached from the folding frame, so that the size of the folded wheelchair is smaller than that of an existing wheelchair, and the wheelchair can be conveniently carried into a carriage by a user.

1. Name of the product in this design: Wheelchair (SC8188A). 2. Purpose of this design: For use by people with mobility impairments to ride, assist with walking, and use the toilet. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Emergency Starter Power Supply (YTJ-B3-01). 2. Purpose of this design: To inflate and replenish the air in all types of inflatable products, including bicycle tires, motorcycle tires, electric vehicle tires, wheelchairs, balance bikes, and car tires. It also has lighting and emergency power functions. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the technical field of medical auxiliary instruments, and discloses an emergency transfer multifunctional patient position adjusting and supporting device which comprises a lifting frame, a plurality of comfortable mechanisms are arranged on the periphery of the lifting frame, a deformation mechanism is arranged above the lifting frame, the comfortable mechanisms are used for reducing vibration force, and the deformation mechanism is used for reducing vibration force. The top of the transformation mechanism is provided with a stretcher mechanism, the stretcher mechanism has the function of a stretcher and can be detached from the transformation mechanism, the top of the stretcher mechanism is provided with a rotary connecting mechanism, and the rotary connecting mechanism is used for being connected with the stretcher mechanism. And the stretching state of the stretcher mechanism can be kept. The device can be changed into a wheelchair form through the deformation mechanism, a patient who cannot lie flat can be supported to be in a sitting state, meanwhile, the device can be changed into a stretcher, medical staff can conveniently switch the device state according to conditions, the use scene is increased, and the practicability of the device is improved.

The utility model provides an electric wheelchair which comprises an upper support assembly and a lower support assembly which are connected with each other, the upper support assembly comprises a chair back and a seat cushion used for loading, and the lower support assembly is used for supporting a connecting wheel set. Two vertical chair back shock absorbers are connected between one side of the chair back in the upper bracket assembly and the lower bracket assembly in a bilateral symmetry manner; two vertical seat cushion shock absorbers are connected between the lower part of one side, deviating from the chair back, of the seat cushion and the lower bracket assembly in a bilateral symmetry manner; a pair of front wheel frames are connected to the lower support assembly on one side of the seat cushion shock absorber in a bilateral symmetry mode, front wheel shock absorbers are arranged at the connecting positions of the front wheel frames and the lower support assembly, shock absorption distribution of the connecting positions of the wheelchair frame is optimized, compared with the prior art, the number of the shock absorbers is increased, the shock absorbers are arranged at the main stress positions of the wheelchair frame, and therefore shock absorption of the wheelchair is improved. The shock absorbers are distributed on the wheelchair frame more densely, and the shock absorption effect of the wheelchair is effectively improved.

The application discloses a medical wheelchair hub rubber injection mold and an outer wheel rubber coating structure, and belongs to the technical field of injection molds. The medical wheelchair hub rubber injection mold comprises a base and a moving seat. An upper mold is installed on the moving seat. A lower mold is installed on the base. A placing groove is formed in the top surface of the lower mold. A plurality of through holes are formed in the top surface of the placing groove. The through holes are arranged at equal intervals along the circumference of the placing groove. A push rod is installed on the lower mold through the through holes and can slide vertically. The top end of the push rod can abut against the bottom surface of a wheel spoke. A plurality of arc-shaped grooves are formed in the top surface of the placing groove. A moving rod is installed on the lower mold through the arc-shaped grooves and can abut against adjacent wheel spokes. The lower mold is provided with a driving assembly for driving the push rod to move upwards and a rotating assembly for pushing the moving rod to rotate. The application can reduce the risk of mold clamping and improve production efficiency.

The utility model relates to electric wheelchair handle field discloses a dual -functional composite handle of electric wheelchair, including assembly mechanism, the assembly mechanism includes assembly box, one side fixedly connected with servo motor at assembly box front end outer wall, the output of servo motor extends to the inside of assembly box and is fixedly connected with one way screw rod, the outer wall of one way screw rod is equipped with one way sliding block, the upper surface fixedly connected with mounting panel of one way sliding block, the middle part fixedly connected with the mounting frame of mounting panel rear end outer wall, the inner wall fixedly connected with elastic dust cloth of mounting frame. In the utility model, through servo motor relevant structure is driven and makes multifunctional keyboard to go up and down, when not using, the mounting frame and elastic dust cloth are located multifunctional keyboard upper portion, can effectively reduce the failure probability that the key is out of order, contact failure etc. because of dust into the key gap.

The embodiment of the invention provides a carriage of a rail train and the rail train. A wheelchair area is arranged on one side of the carriage doorway; the wheelchair area comprises a wheelchair auxiliary facility arranged on the inner wall of the doorway of the carriage; the wheelchair area control panel is fixed to the inner wall of the compartment and located around the wheelchair auxiliary facility. Wherein the wheelchair area control panel is used for starting and controlling barrier-free service. The rail train comprises the compartment. The technical problem that a wheelchair area of a traditional metro vehicle is inconvenient to use is solved.

The utility model discloses a wheelchair auxiliary stair climbing device, which relates to the technical field of wheelchair auxiliary equipment and comprises a base, first telescopic connecting plates are arranged on the left side and the right side of the base, fixing rods are rotatably arranged at the upper ends of the two first telescopic connecting plates in a penetrating manner, one ends of the fixing rods are fixedly mounted on the outer wall of the base, and the other ends of the fixing rods are fixedly mounted on the outer wall of the base. A first sleeve is fixedly connected to the lower end of the first telescopic connecting plate, a first lifting wheel is rotationally arranged outside the first sleeve, a movable groove is formed in the rear side of the base, second telescopic connecting plates are symmetrically arranged in the movable groove, and the upper ends of the two second telescopic connecting plates are rotationally arranged at the top of the movable groove through hinges. A second sleeve is fixedly connected to the lower end of the second telescopic connecting plate, a second lifting wheel is rotationally arranged outside the second sleeve, a stair climbing assembly is arranged on the first lifting wheel and the second lifting wheel, and the first lifting wheel and the second lifting wheel are circularly and alternately supported and ascend step by step. And carrying is not convenient.

AI-Powered Smart Mobility Wheelchair with Adaptive Morphing Frame

TAGS for wheeled mobility devices, including wheelchairs and pushchairs.

The invention relates to the technical field of medical robots, and discloses a height-adjustable medical robot carrying an identification electronic component, which comprises the following modules: a mobile navigation module; a self-adaptive man-machine interaction module; a physical support unit; integrating a sensing unit; an interaction feedback unit; a central processing module; a multi-machine cooperative communication module; according to the invention, the posture of a user is sensed in real time through an integrated vision and depth sensor, and the physical support unit and the interactive interface are automatically driven to carry out height and angle self-adaptive adjustment based on a classification decision rule; the robot can accurately adapt to the optimal interaction view and operation distance of users in different states such as standing of adults and children, riding of wheelchairs and even lying of sickbeds, and the interaction friendliness and service accessibility of patients with mobility difficulties and special body positions are greatly improved; secondly, voice, touch control and visual gesture signals are collected in parallel, fusion decision making is carried out, and dialect recognition and sign language animation output are combined.

1. The name of the design product: wheelchair controller (Y2450N lower control). 2. The use of the design product: used as a controller for intelligent electric wheelchair. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.