245 results about "Electric wheelchairs" patented technology

The invention provides a novel movement imagery electroencephalogram control-based intelligent wheelchair system, and aims to provide a service auxiliary motion tool for paralyzed patients or elderly people and help them to take free activities outdoors. The system consists of a portable electroencephalogram acquisition system, a signal processing device, an interface circuit and an electric wheelchair, which are connected in turn. The portable electroencephalogram acquisition system is a set of simple and practicable electroencephalogram acquisition system and is used for recording electroencephalogram signals under user imaginary left and right hand motion tasks; the signal processing device is a signal processing module which operates on a laptop, extracts imagery motion-related electroencephalogram characteristics and identifies the subjective intention of the user; the interface circuit converts the identified subjective intention of the user into four paths of voltage signals; and the electric wheelchair receives the four paths of control voltage signals and controls the operating conditions of left and right rear wheel motors. The intelligent wheelchair system implementing mode can be applied to other application fields of direction control.

The invention relates to the technical field of aged-providing equipment and discloses a speed loss braking device for an electric wheelchair transmission shaft. The speed loss braking device for theelectric wheelchair transmission shaft comprises a rotary shaft. Moving blocks are movably connected outside the rotary shaft. Connecting plates are fixedly connected outside the moving blocks. Shellsare movably connected inside the rotary shaft. Springs are movably connected inside the shells. Electrorheological fluids are movably connected inside the shells. Electric wires are movably connectedinside the shells. Anticollision pads are movably connected inside the rotary shaft. Conductors are movably connected outside the rotary shaft. According to the speed loss braking device for the electric wheelchair transmission shaft, through interaction among the rotary shaft, the moving blocks, the connecting plates, the shells, the springs, the electrorheological fluids, the electric wires andthe anticollision pads, when the wheelchair travels normally and the rotating speed of the rotary shaft is normal, normal use of the wheelchair is not influenced; in this way, it can be avoided thatnormal use of the wheelchair is influenced because of speed limit, and the influence of a maximum-degree braking structure on the rotary shaft can be avoided; and in this manner, the device is more applicable to use under actual conditions.

The technology disclosed relates to a controller and a control method for a motorized vehicle, and in particular to the control of a motorized vehicle having at least a left wheel and a right wheel, the left wheel being driven by a left motor and the right wheel being driven by a right motor. In accordance with such motorized vehicles, linear motion of the vehicle is typically effected by driving the left motor and the right motor in the same direction, while spinning of the vehicle is typically effected by driving the left motor and the right motor in opposite directions. A typical example of such a motorized vehicle is an electric wheelchair.

An electric wheel chair belongs to an article for daily use and comprises a pedal, a cell box, a pair of front frames, a pair of rear frames, a chair seat, a chair back, a pair of armrests and an armrest locking mechanism; front axle seats are arranged on two sides of the front end of the pedal respectively, and rear axle seats are arranged on the two sides of the rear end respectively; the cell box is connected with the pair of rear axle seats; a left wheel motor and a right wheel motor are arranged in the cell box; a left traveling wheel is fixed on a left wheel motor shaft of the left wheel motor, and a right traveling wheel is fixed on a right wheel motor shaft of the right wheel motor; each front frame comprises a front direction wheel arm, a front frame arm and a folding mechanism; one end of each rear frame is hinged with the side part of the cell box, and the other end of each rear frame is connected with a rear frame connecting rod; rear universal wheel seats are fixed on the other end of each rear frames; rear universal wheels are arranged on the rear universal wheel seats; the chair seat is fixed on a chair seat bracket; the chair back is hinged with the chair seat; and a controller is arranged on one armrest and is in wireless fit with a controller host. The electric wheel chair has the advantages as follows: the size of the wheel chair can be reduced so that the wheel chair is convenient to store; the wheel chair is rotatable in-situ; the turning radius is small; and the wheel chair is comfortable and safe.

The invention relates to an electric wheelchair with a massage function which is convenient for an electric wheelchair rider incapable of independently walking, and solves the problems of the easy fatigue and bedsore generation because the existing product can not carry out hip massage on patients. For the above purposes, the electric wheelchair of the invention takes a singlechip as a core control chip, comprises an electric wheelchair controller, a serial communication interface, a massage control singlechip, an air bag control unit, an air pump unit, a power source contravariant unit, an abnormal protection unit, a power source unit and the like, and is characterized in that the I / O port of the massage control singlechip is respectively connected with the air bag control unit, the power source contravariant unit and the abnormal protection unit; and the electric wheelchair controller is connected with the serial communication interface and the massage control singlechip and utilizes procedures solidified in the singlechip to drive each unit to operate in a controlled mode. The invention can be used for designing, developing and manufacturing the electric wheelchairs.

The present invention discloses a direction and speed control device of an electric wheelchair, comprising a base installed at the electric wheelchair, a rocker unit which is arranged at the base and is provided with a freely rotary rod body, a first gravity direction sensor which is arranged at the rod body and is provided with a three-dimensional voltage value and a second gravity direction sensor which is arranged under the bottom interval of the rod body and also is provided with the three-dimensional voltage value. In the present invention, the first control unit is used to sense the three-dimensional voltage values of the first gravity direction sensor and the second gravity direction sensor at any moment and calculates to produce a control signal to control the electric wheelchair to run and turn; at the same time, when the wheelchair climbs a slope or goes down the slope, proper power can all be controlled to be provided, which further more ensures that the electric wheelchair can also maintains proper speed and keeps the whole stability when moving on uneven bumpy ground.

The invention discloses an indoor auto-navigating Internet-of-things intelligent wheelchair and a control method thereof. The indoor auto-navigating Internet-of-things intelligent wheelchair has intelligent new functions of the establishment of an environmental map in a room without GPS, autonomous operation, autonomous environment exploration, autonomous location, autonomous navigation and automatic obstacle avoidance and the like, in addition to being capable of replacing ordinary wheelchairs, for users who are unable to handle wheels, have no eyesight to judge the environment, and are incapable of controlling ordinary electric wheelchairs, and for occasions where dynamic obstacles require flexible judgment and control, the intelligent wheelchair has prominent self-adaptivity and furtherhas the advancement of the remote monitoring and control and smart home Internet-of-things; the intelligent wheelchair is smart home which takes a battery as power, where a passenger can perform automatic control and plane omini-motion (move forward, move back, make a turn, move laterally and rotate in situ on the ground), and which can build an environmental map, perform autonomous navigation and automatic obstacle avoidance and can be remotely controlled through Internet and controlled by Internet of things.

An electric wheelchair belongs to daily necessities. Including the pedal, a front axle seat is formed on both sides of the front end of the pedal, and a rear axle seat is formed on both sides of the rear end; the battery box is connected with a pair of rear axle seats, and left and right wheel motors are arranged in the battery box. The left and right wheel motor shafts of the left and right wheel motors respectively fix the left and right traveling wheels; a pair of front frames, each including a front direction wheel arm, a front frame arm and a folding mechanism; a pair of rear frames, the pair of rear One end of the vehicle frame is hinged with the side of the battery box, and the other end is connected by the rear frame connecting rod, and the rear universal wheel seat is fixed at the other end, and the rear universal wheel is arranged on the rear universal wheel seat; the seat, It is fixed on the support of the seat; the back of the chair is hinged with the seat; a pair of armrests and an armrest locking mechanism are provided with a controller on the armrest, and the controller is wirelessly matched with the controller host. Advantages: It can be reduced in size and convenient for storage; it has the advantages of in-situ rotation and small turning radius, and has the effect of comfort and safety.

An electric wheelchair belongs to daily necessities. It includes a seat frame with a seat; a chair back, one end of a seat back support tube is connected to each side of the seat, and the other end of a pair of seat back support tubes is hinged to one end of the seat frame; pedals, a pair of front support frames And a pair of rear support brackets, the battery box connection tube is fixed between the pair of rear support brackets; a pair of battery boxes, the two ends of the battery box connection tube are fixed, the battery is installed in the battery box, and the motor frame is fixed on the battery box , the motor mount is connected to the rear wheel assembly, and the limit stop is fixed in the middle of the battery box. One end of a pair of battery boxes is connected to one end of the front support tube, and the other end of the front support tube is connected to the front wheel assembly; a pair of armrests , one end of which is fixed to the chair back support tube, the upper end of the armrest support tube is articulated in the middle, the lower end of the armrest support tube is connected to the seat back frame, one end of the seat frame is provided with a pull wire, and the pull wire cooperates with the chair back support tube, and a remote control is set on the armrest device. The seat frame, the chair back and the pedal can be folded together to save storage space.

The invention provides a wheelchair and bed combined nursing bed. The wheelchair and bed combined nursing bed comprises an electric wheelchair and a bed body which is provided with a wheelchair placement area in the middle. The chair surface of the electric wheelchair is a foldable chair surface and has a lying-down state and a sitting and lying state. The wheelchair placement area in the middle of the bed body is used for containing the electric wheelchair. After the electric wheelchair is in the wheelchair placement area of the bed body, if the electric wheelchair is in the lying-down state, the chair surface of the electric wheelchair extends to form a flat plate structure and forms the bed surface of the bed body. If the electric wheelchair is in the sitting and laying state, the electric wheelchair can be separated from the bed body. By means of the wheelchair and bed combined nursing bed, a user does not need to be transferred from the wheelchair to a bed or transferred from the bed to the wheelchair, the electric wheelchair can directly move forward and moves out of the bed body, the pain suffered by patients is reduced, and life quality is improved.

The invention relates to a treading adjustment mechanism of a multifunctional electric wheelchair, The treading adjustment mechanism comprises: a seat chassis device (20) which is provided with a head plate connected with a seat of the electric wheelchair, a pair of lateral plates (20.1) connected with connecting bars and a treading bracket pivot (15) articulated with a treading bracket; the treading bracket (28) which is articulated with the middle part of the treading bracket pivot (15); a pair of connecting bars (17), wherein, one end of each connecting bar is respectively articulated with the front ends of the lateral plates (20.1) of the seat chassis device, and the other end of each connecting bar and a wrench are fixedly articulated in cambered grooves (28.1) on a left lateral plate and a right lateral plate of the treading bracket; the wrench (12) which is articulated in the cambered grooves (28.1) on the left lateral plate and the right lateral plate of the treading bracket together with the other ends of the connecting bars; a treading sliding bar (8) which is connected with straight sliding chutes (28.2) on a left vertical lateral plate and a right vertical lateral plate of the treading bracket; a treading supporting shaft (29) which is fixedly connected to the lower end of the treading sliding bar in a penetrating manner; and a pair of foot boards (1) which are articulated with the left end and the right end of the treading supporting shaft. By adopting the treading adjustment mechanism, a driver can adjust the sitting position according to the self condition without leaving the seat.

The invention relates to a wheelchair aided driving device. The wheelchair aided driving device comprises an aided driving device body and a control wrist band, wherein the aided driving device body consists of a drive wheel, a drive motor, a support frame, an adjusting device, a connecting device, a drive control panel, a battery and the like; the drive control panel is provided with a gyroscopeand a Bluetooth module, and the gyroscope is used for detecting the slope climbing-up and climbing-down and the like; a Bluetooth module is arranged in the control wrist band, and is connected with the Bluetooth module on the drive control panel to control the advancing, acceleration and deceleration of a wheelchair aided drive wheel, and the aiding force and damping in the climbing-up and climbing-down process of a wheelchair. The wheelchair aided driving device has the advantages that by arranging the wheelchair aided wheel device on a manual wheelchair, the manual wheelchair has the function of an electric wheelchair, and the disadvantages of bulkiness and inconvenience in carrying of the electric wheelchair are overcome; the road condition recognition and aided driving functions are realized, and the safety and the convenience in caring are guaranteed.

A device that easily attaches and detaches to brackets which have been attached to a tube be it round, square, or rectangle, found on a mobility unit such as but not limited to an electric scooter, electric wheelchair, manual wheelchair, walker, or other similar vehicle, to temporarily secure, attach, or hold any object that contains at least one or more legs, tips or ends, such as an umbrella, a walking stick, a walking cane, a crutch or other item. The tube to which the device is attached may be vertical or angled as much as halfway between vertical and horizontal. The device is easily removable from the mobility unit, with or without the object that it is being used to secure, attach, or hold, still attached, secured, or held, in order to facilitate folding, storing, or transporting the mobility unit.

The invention discloses an electric wheelchair and belongs to an article for daily use. The electric wheelchair comprises a chair seat frame which is provided with a chair seat, a chair back, a pedal, a pair of front supporting frames, a pair of rear supporting frames, a pair of battery boxes, and a pair of armrests, wherein two sides of the chair back are connected with one end of a chair back supporting pipe respectively, and the other end of each of a pair of chair back supporting pipes is hinged with one end of the chair seat frame; a battery box connection pipe is fixed between a pair of rear supporting frames; the battery boxes are fixed with two ends of the battery box connection pipe, batteries are arranged in the battery boxes, motor seat frames are fixed on the battery boxes, rear wheel assemblies are connected with the motor seat frames, a limiting retaining foot is fixed on the middle part of each battery box, one end of each of a pair of battery boxes is connected with one end of a front supporting pipe respectively, and the other end of each front supporting pipe is connected with a front wheel assembly; and one end of each of the armrests is fixed with one chair back supporting pipe, the middle part of each armrest is hinged with the upper end of an armrest supporting pipe, the lower end of the armrest supporting pipe is connected with the chair seat frame, a pull wire is arranged at one end of the chair seat frame and is matched with the chair back supporting pipes, and a remote controller is arranged on one armrest. The chair seat frame, the chair back and the pedal can be folded together, so that the storage space is saved.

The invention discloses an electric drive head device for a wheelchair. The electric drive head device for a wheelchair comprises a vehicle head and a connecting device which is connected with the wheelchair, wherein the vehicle head comprises a vehicle shell, a handlebar and a driving hub, and a front fork weldment is sealed in the inner side of the vehicle shell; an open slot in the bottom of the front fork weldment controls a rotary spindle of a motor which drives the driving hub forward in a connecting mode, and a driving rod mounted on the top of the front fork weldment is connected with the handlebar through a height adjusting knob; a battery assembly locked through a fastener is embedded in the hollow part on one side of the front fork weldment, and the other side of the front fork weldment is connected with a steering seat through a laminating plate. According to the electric drive head device for a wheelchair, advantages of manual wheelchairs and electric wheelchairs are integrated flexibly so as to facilitate the elderly or handicapped people, and the electric drive head device for a wheelchair has the advantages of being flexible to disassemble and assemble, excellent in scalable performance, capable of improving the life quality of the elderly or the handicapped and being controlled by a user at will, beautiful in appearance, easy to operate, good in quality, long in service life, novel in design and and promising in market prospect, and is a good innovative scheme.

An electric wheelchair includes a body portion, an operating section to detect an operation by an operator, an obstacle sensor to detect an obstacle existing in the vicinity of the body portion, an obstacle determination section to form a search region extending from the body portion in an operating direction, and to determine an obstacle existing in the search region, as the obstacle to be avoided, a virtual repulsive force calculation section to calculate a virtual repulsive force to move the body portion away from the obstacle determined by the obstacle determination section, a resultant force calculation section to calculate a resultant force composed of an operating force and the virtual repulsive force, and a control section to control a movement of the body portion so that the body portion is moved in a direction of the resultant force.

The present invention is a smart electric wheelchair for the elderly, which comprises a battery for power supply and a control system for integrally controlling the electric wheelchair, and also comprises a body bracket, wherein the bottom of the body bracket is connected with a standing platform for a user to stand, a driving unit is provided on each side of the standing platform to drive the electric wheelchair; and a foldable seat is provided in the middle of the body bracket, and an armrest is provided on each side of the seat, with at least one of the armrests provided with a controller for controlling the entire electric wheelchair. The electric wheelchair is provided with a plurality of sensors which include a ranging and positioning sensor and / or an obstacle avoidance sensor, and further include an identification sensor, wherein the identification sensor identifiably corresponds to a one-to-one mobile identification device worn by a user, so that the electric wheelchair can automatically follow the user's position according to the collaboration between the mobile identification device and the sensor. The present invention solves the drawbacks of existing similar apparatuses and gives the elderly a better use experience, showing both practical and economical significance.

The invention discloses an electric wheelchair with an automatic return function, and further discloses an automatic return method for the electric wheelchair. The electric wheelchair comprises an MCUcontroller, a GPS / BD satellite positioning module, a NB-IoT wireless communication module, an acceleration sensor, a power supply module, an electric wheelchair control module, a memory, a cloud platform and an automatic travelling module. The MCU controller is connected with the GPS / BD satellite positioning module, the NB-IoT wireless communication module, the acceleration sensor, the electric wheelchair control module, the power supply module, the memory and the cloud platform. The MCU controller collects and processes satellite position information obtained by the GPS / BD satellite positioning module, base station auxiliary positioning information obtained by the NB-IoT wireless communication module and acceleration information obtained by the acceleration sensor to obtain current position information of a positioning terminal, and then the current position information is transmitted to the far-end cloud platform through the NB-IoT wireless communication module; and after the cloudplatform receives an automatic return instruction, the instruction is issued to the MCU controller, and the automatic return movement is achieved by issuing instructions to the electric wheelchair control module and the automatic travelling module through the MCU controller. The electric wheelchair with the automatic return function has the advantages that quite comprehensive indoor cellular dataconnection coverage can be provided, the ability of supporting mass connection is achieved, power consumption is lower, the standby time is longer, automatic return, real-time positioning and real-time monitoring of the travelling trajectory and battery electricity-quantity information are achieved.

The invention relates to electric wheelchairs, comprising a frame, and a seat, front wheels, a rear wheel, a steering control mechanism, a driving device, a speed-adjusting control mechanism as well as a brake mechanism all of which are arranged on the frame, wherein two front wheels with adjustable wheel distance are connected to the front end of the frame; a rear wheel is connected to the rear end of the frame; the rear wheel is used as a driving wheel and driven by the driving device so as to drive the two front wheels to rotate; the rear wheel is connected with a steering rotary shaft of the steering control mechanism through a rear folk assembly, and synchronously rotated with the steering rotary shaft to become a universal wheel; and the seat is arranged on the frame through a lifting mechanism. The invention provides inverted three-wheel type electric wheelchairs, which have the advantages of stability, convenience, flexibility, wide application range, and capability of realizing the functions of adjustable wheel distance of the front wheels, rear wheel driving, rear wheel steering, adjustable seat height and the like.

A mechanical differential drive mechanism mainly comprises a shift fork, a meshing sleeve, driving and driven gears for straight drive position and a central steering position, a differential, a half shaft, a structural support, and the like. The mechanical differential drive mechanism has the advantages of simple structure, fine machinability, low cost, operational reliability and wide range of application. Different positions of the shift fork allow for the linear drive position and the central steering position; operation is facilitated; manual or electric operation is available. The mechanical differential drive mechanism is especially suitable for central-steering AGVs, central-steering EOD robots, special electric buses, electric tracked vehicles, electric wheelchairs for disabled people, and electric medical tables.

The invention provides a nursing robot with bathing and massaging functions. The robot can be used for assisting personnel to be nursed in turning over, sitting up, lying down, massaging and bathing and can also serve as an electric wheelchair and a bed. The robot can provide certain nursing for the personnel to be nursed and can effectively relieve the burden on nurses. The robot with the bathing and massaging functions is not only practical but also powerful and can be applied to places such as hospitals and families.

The invention relates to a universal motion switching mechanism for electric wheelchairs. The universal motion switching mechanism for electric wheelchairs comprises two rotating shaft fixing plates, universal bearing castor mounting members, universal bearing castors, two mounting tubes, support rods, foot plates, ejector blocks, and a rotating shaft. The universal motion switching mechanism for electric wheelchairs is characterized in that the rotating shaft fixing plates and the mounting tubes are respectively fixedly connected to a base of an electric wheelchair, the rotating shaft penetrates the rotating shaft fixing plates, two ends of the rotating shaft are fixedly connected with the foot plates respectively, one ejector block is disposed at the upper end of each mounting tube and fixedly connected to the rotating shaft, one support rod is connected to the inside of each mounting tube through a spring, the lower end of each support rod penetrates the corresponding mounting tube and is fixedly connected with the corresponding universal bearing castor mounting member, the upper end of each support rod is in contact connection with the corresponding ejector block, and one universal bearing castor is mounted below each universal bearing castor mounting member. The universal motion switching mechanism for electric wheelchairs allows the electric wheelchair to be conveniently switched from electric motion to universal motion.

The invention provides an electric wheelchair capable of advancing and retreating on smooth ground and walking up and down stairs, and belongs to the technical field of electric wheelchairs. A person with normal intelligence can operate the wheelchair to walk up and down the stair by himself / herself. A caterpillar band or a set of going upstairs rods are mounted near the rear portion of each main driving wheel of the currently produced and used electric wheelchair with a front wheel and rear wheels driven independently, the two rear wheels are driven by a motor through a differential mechanism, the main driving wheels have no effect when the wheelchair runs on a flat road, the caterpillar bands or the going upstairs rods can be clamped on the planes on the front ends of the stairs when the wheelchairs go up and down the stairs, the wheels are prevented from slipping on the stairs, and the wheelchair is assisted in going up the stairs. An X-shaped supporting frame and a supporting wheel set are mounted on the front bottom of the wheelchair, and when the wheelchair goes up and down the stairs, the wheel set is supported on the stairs, and the normal position of a seat part where the person sits is kept unchanged.

Disclosed is a wheelchair power apparatus for electronic driving conversion. The wheelchair power apparatus for electronic driving conversion includes: an electronic module combined with a combining means of a manual wheelchair, wherein the electronic module includes: a driving wheel in which an in-wheel motor is mounted; an operation handle located directly above the driving wheel; a connector connected directly below the operation handle; a steering housing mounted directly below the connector in such a way that one side of the connector can be moved forwards or backwards inside the steering housing; a combining unit mounted directly below the steering housing and combined with a coupling means of a wheelchair; a battery mounted at the front of the combining unit; and strut supports and collapsible bars mounted at right and left sides of the driving wheel, so that the manual wheelchair is converted into an electronic wheelchair.

The invention discloses a controlling method and controlling system of a transport tool and an electric wheelchair. The controlling method comprises the steps that the direction and the size of external pressure suffered by the transport tool are collected through pressure sensing equipment, converted into a pressure signal, and then sent into an analyzing and controlling device; the analyzing and controlling device receives and analyzes the pressure signal, generates a controlling signal corresponding to the direction and the size of the external pressure and sends to controlling equipment; and the controlling equipment receives the controlling signal and controls the transport tool to moves toward the direction equivalent to the external pressure. The controlling mode is simple and conforms to natural habits of users and human body mechanics.

The present invention relates to the technical field of wheelchairs and particularly discloses a liftable type wheelchair. The liftable type wheelchair comprises a vehicle frame, a cushion is arrangedon the vehicle frame, an upper end and a lower end of the cushion are hinged with a backrest and a dragging plate respectively, handrails are arranged on two sides of the vehicle frame, two sides oflower ends of the handrails positioned on side surfaces of the vehicle frame are rotatably connected with rollers, one end of each handrail is rotatably connected with a second gear through a second connecting shaft, and the other end of each second gear is connected with a third gear through chain transmission. Beneficial effects are as follows: the liftable type wheelchair solves problems that atraditional wheelchair structure is relatively fixed and not convenient for use, electric wheelchairs are easily damaged, and the wheelchairs cannot be manually lifted and lowered according to needsto enable human body to stand up.

The invention relates to an electric wheelchair power-assisted control system and a power-assisted control method. The electric wheelchair power-assisted control system comprises a gyroscope sensor, afirst pressure sensor, a second pressure sensor, a handle controller and a motor driver, wherein the gyroscope sensor, the first pressure sensor, the second pressure sensor and the motor driver are all connected with the handle controller; the first pressure sensor is mounted in a position where left hand pushing contact of the electric wheelchair is performed, and the second pressure sensor is mounted in a position where right hand pushing contact of the electric wheelchair is performed; the handle controller is arranged on the wheelchair; and the motor driver is connected with a left wheeldriving motor and a right wheel driving motor of the electric wheelchair separately. According to the control system, the gyroscope sensor, the first pressure sensor, the second pressure sensor, the handle controller and the motor driver are arranged, so that the effect that the electric wheelchair can be pushed to go forward or backward in a labor-free manner in the case of no people around is achieved.

The invention relates to the technical field of electric wheelchairs, in particular to a novel electric nursing wheelchair and a control method thereof. The novel electric nursing wheelchair comprisesa main frame body, a driver, an interaction instrument, driving wheels and a battery, wherein the battery and the driver are fixed below a base of the main frame body, the interaction instrument is fixed on one armrest of the main frame body, the driving wheels are arranged on the lower rear side of the main frame body, and the interaction instrument, the driving wheels and the battery are connected with the driver separately. Compared with the prior art, the novel electric nursing wheelchair and the control method thereof can well make up the blank of an existing electric power steering system, multiple intentions of a nurse are estimated in different use modes, so that different driving forces are provided, and the burden on the nurse pushing the wheelchair is relieved.

The invention belongs to the technical field of daily articles and relates to an electric wheelchair with the connectable or separable body and electric mechanism. The electric wheelchair comprises a body and an electric mechanism. The body comprises a seat frame and a backrest frame. The electric mechanism comprises an electric wheel support. The electric wheelchair is characterized in that a lock mounting rack is fixed on the seat frame and provided with a locking mechanism, the backrest mechanism is provided with an unlocking mechanism connected with the locking mechanism, and an electric wheel support locking mechanism corresponding to the locking mechanism is fixed to the electric wheel support and matches with the locking mechanism. When the electric wheel support locking mechanism is locked by the locking mechanism, the body and the electric mechanism are connected into a whole so that the electric wheelchair is electrically driven to walk automatically; on the contrary, the unlocking mechanism can be operated to separate the electric mechanism and the body, the body functions independently, and the requirements of users for flexibility in selection and use can be met accordingly.