CN209137127U - A kind of electric wheelchair that can assist disabled person's getting on-off automobile - Google Patents

Abstract

A kind of electric wheelchair that can assist disabled person's getting on-off automobile, its chair body has elevating function and translation functions, chair body is set on sliding platen, sliding platen is connected on lifting table plate by guide rail and guide barrel construction, lifting table plate is directly connect by lifting column with pedestal, jacking device is set to base bottom, control handle is set on handrail, the advance of electric wheelchair is controlled by control handle, it retreats, turning and the lifting and translation of chair body, handrail can be converted in horizontal and vertical state, the wheelspan of electric wheelchair is adjustable, lifting table plate edge below handrail is equipped with lifting sliding discharge cock, the control authority of chair body lifting and translation is obtained for control handle.The application method of the electric wheelchair are as follows: electric wheelchair is started to the positive side of automotive seat, wheelspan is adjusted in place, control handle is made to obtain the lifting of chair body and translation control authority, chair height degree is adjusted in place, it translates chair body and docks automotive seat, release handrail obstacle, move body to automotive seat.

Description

A kind of electric wheelchair that can assist disabled person's getting on-off automobile

Technical field

The utility model belongs to electric wheelchair technical field, can assist disabled person's getting on-off automobile more particularly to one kind Electric wheelchair.

Background technique

Automobile becomes indispensable one of the vehicles of people's daily trip already, for general population, on Lower automobile can never become problem, but for handicapped group of handicapped, it is desirable to it is moved from the wheelchair of seating Onto the seat of automobile, require in most cases by other people help, only by oneself being almost difficult to realize.

It is why so difficult from wheelchair to automobile seat moving, it is primarily due to the seat of wheelchair and the chair of automotive seat There are differences in height in face, and when wheelchair rests in the side of arrangements for automotive doors, between the seat in the chair body and automobile of wheelchair still So there is certain gap, this gap seems less, but also becomes the major obstacle for hindering the autonomous getting on-off automobile of disabled person. In addition, either common wheelchair or electric wheelchair, disabled person up and down wheelchair when can only be passed in and out from the front side of wheelchair, and it is upper and lower It but needs to pass in and out from the side car door of automobile when automobile, since the direction of disengaging wheelchair and getting on-off automobile is inconsistent, also further Improve the difficulty of the autonomous getting on-off automobile of disabled person.

Utility model content

In view of the problems of the existing technology, the utility model, which provides one kind, can assist the electronic of disabled person's getting on-off automobile Wheelchair, not only remains the basic function of traditional electric wheelchair, and increases the elevating function and translation functions of chair body, is residual The autonomous getting on-off automobile of disease people provides completely new means.

To achieve the goals above, the utility model adopts the following technical solution: one kind can assist disabled person's vapour up and down The electric wheelchair of vehicle, including pedestal, lifting column, lifting table plate, sliding platen and chair body；On the base there are four installation Servo traveling wheel respectively constitutes the front wheels and rear wheels of electric wheelchair；The lifting column quantity is four, and four lifting columns are equal Cloth and the upper surface for being vertically installed at pedestal, the lifting table plate level are packed in the top of lifting column；The sliding platen It is mounted on the upper surface of lifting table plate, the upper surface of lifting table plate is provided with guide rail, guide rail and wheelchair direction of advance are perpendicular； Sliding slot is offered in the lower surface of the sliding platen, the guide rail is located in sliding slot, and sliding platen is sliding by sliding slot and guide rail Dynamic connection cooperation；Sliding platen driving assembly, the drive that the sliding platen is moved along guide rail are equipped with below the lifting table plate Power is provided by sliding platen driving assembly；The chair body is packed in the upper surface of sliding platen, pacifies in the backrest two sides of chair body Equipped with handrail, the front end of handrail is provided with the control handle of electric wheelchair；Battery is installed in the upper surface of the pedestal Group, power supply of the battery group as electric wheelchair are provided by battery group for lifting column and servo traveling wheel Electric energy.

The sliding platen driving assembly includes sliding platen driving motor, shaft coupling, lead screw, nut seat and bearing block； The sliding platen driving motor is packed in the lower surface of lifting table plate, and the motor shaft of sliding platen driving motor passes through shaft coupling It is fixedly connected with lead screw one end, the lead screw other end is connected to the lower surface of lifting table plate by bearing block, and lead screw is equal with guide rail Row；The nut seat is sleeved on lead screw, and nut seat passes through the lower surface phase of relief hole and sliding platen on lifting table plate It is connected, sliding platen is connected by nut seat with guide rail, and sliding platen is servo-actuated with nut seat；The sliding platen driving electricity Machine is powered by battery group.

The handrail is divided into right and left arm rest, and the control handle in right handrail is for before controlling electric wheelchair Into, retreat and turning, control handle in left handrail are used to control the lifting and translation of chair body.

Using structure is hinged between the handrail and the backrest of chair body, handrail has rotation free relative to hinge joint Degree, and the rotation limit position of handrail is respectively horizontal limeit position and vertical limit position, at vertical limit position, handrail and chair body Backrest is parallel；The place of being hinged between the handrail and chair body backrest is equipped with limit lock device, by limiting lock device Position locking is carried out to the handrail in horizontal limeit position or vertical limit position.

Lifting table plate edge below the handrail is equipped with lifting sliding discharge cock, when lifting sliding insurance is opened The control between control handle and sliding platen driving motor and lifting column when closing, for controlling the lifting of chair body and translation Signal processed is in dissengaged positions, when lifting sliding discharge cock is opened, for controlling the control handle of chair body lifting and translation Control signal between sliding platen driving motor and lifting column is in connected state.

It uniformly installs in the bottom of the pedestal there are four jacking device, jacking device control button is located on handrail.

Be connected between the servo traveling wheel and pedestal by telescopic shaft, by adjusting telescopic shaft stroke to servo row The wheelspan for walking wheel is adjusted, and telescopic shaft control button is located on handrail.

The application method of the electric wheelchair that can assist disabled person's getting on-off automobile, includes the following steps:

Step 1: electric wheelchair is started to beside arrangements for automotive doors, while controlling the chair body and automotive seat of electric wheelchair Between spacing, and make chair body and automotive seat towards identical, and chair body is located at the positive side of automotive seat；

Step 2: pressing the jacking device control button on handrail, and four jacking devices start to extend downwardly, until four servos Traveling wheel is detached from ground, then unclamps jacking device control button；

Step 3: pressing the telescopic shaft control button on handrail, four telescopic shafts start it is protruding, until servo is walked The wheelspan of wheel reaches maximum, then unclamps telescopic shaft control button；

Step 4: pressing the jacking device control button on handrail again, and four jacking devices start to bounce back upwards, until jacking Device and ground are detached from, and entire electric wheelchair is supported by servo traveling wheel again；

Step 5: it opens the lifting below handrail and slides discharge cock, for controlling the manipulation hand of chair body lifting and translation Handle obtains control authority；

Step 6: control lifting column movement adjusts the height and position of chair body, until the seat of chair body and automotive seat height Spend flush；

Step 7: starting sliding platen driving motor, control lead screw rotation drive nut seat and cunning by the rotation of lead screw Moving stage plate is close to automotive seat, until chair body is docked with automotive seat realization；

Step 8: the limit lock device that will dock the handrail hinged place of side is opened, and handrail is adjusted to by horizontal limeit position Vertical limit position, releases the obstacle between chair body and automotive seat；

Step 9: it is moved by the level that arm support completes body, is until body is moved from chair body to automotive seat Only, it completes independently to get on the bus at this time；

Step 10: when needing independently to get off, needing state when electric wheelchair to be adjusted to step 8 by other people, and Still by arm support complete body level move, until body from automotive seat move to chair as only, complete at this time Independently get off.

The utility model has the beneficial effects that

The electric wheelchair that can assist disabled person's getting on-off automobile of the utility model, not only remains traditional electric wheelchair Basic function, and the elevating function and translation functions of chair body are increased, completely new hand is provided for the autonomous getting on-off automobile of disabled person Section.

Detailed description of the invention

Fig. 1 is the front view that one kind of the utility model can assist the electric wheelchair of disabled person's getting on-off automobile；

Fig. 2 is the side view that one kind of the utility model can assist the electric wheelchair of disabled person's getting on-off automobile；

Fig. 3 is A direction view in Fig. 2；

Fig. 4 is that one kind of the utility model can assist the electric wheelchair (autonomous car state up and down) of disabled person's getting on-off automobile Front view；

In figure, 1-pedestal, 2-lifting columns, 3-lifting table plates, 4-sliding platens, 5-chair bodies, the walking of 6-servos Wheel, 7-guide rails, 8-sliding slots, 9-handrails, 10-control handles, 11-battery groups, 12-sliding platen driving motors, 13-shaft couplings, 14-lead screws, 15-nut seats, 16-bearing blocks, 17-relief holes, 18-lifting sliding discharge cocks, 19-jacking devices, 20-jacking device control buttons, 21-telescopic shafts, 22-telescopic shaft control buttons.

Specific embodiment

The utility model is described in further detail in the following with reference to the drawings and specific embodiments.

As shown in figures 1-4, a kind of electric wheelchair that can assist disabled person's getting on-off automobile, including pedestal 1, lifting column 2, lifting table plate 3, sliding platen 4 and chair body 5；There are four servo traveling wheels 6 for installation on the pedestal 1, respectively constitute electronic The front wheels and rear wheels of wheelchair；2 quantity of lifting column is four, and four lifting columns 2 are uniformly distributed and are vertically installed at pedestal 1 Upper surface, 3 level of lifting table plate are packed in the top of lifting column 2；The sliding platen 4 is mounted on lifting table plate 3 Upper surface is provided with guide rail 7 in the upper surface of lifting table plate 3, and guide rail 7 and wheelchair direction of advance are perpendicular；In the sliding platform The lower surface of plate 4 offers sliding slot 8, and the guide rail 7 is located in sliding slot 8, and sliding platen 4 is slidably connected by sliding slot 8 with guide rail 7 Cooperation；Sliding platen driving assembly, the driving force that the sliding platen 4 is moved along guide rail 7 are equipped with below the lifting table plate 3 It is provided by sliding platen driving assembly；The chair body 5 is packed in the upper surface of sliding platen 4, installs in the backrest two sides of chair body 5 There is handrail 9, the front end of handrail 9 is provided with the control handle 10 of electric wheelchair；Electric power storage is installed in the upper surface of the pedestal 1 Pond group 11, power supply of the battery group 11 as electric wheelchair are lifting column 2 and servo row by battery group 11 It walks wheel 6 and electric energy is provided.

The sliding platen driving assembly include sliding platen driving motor 12, shaft coupling 13, lead screw 14, nut seat 15 and Bearing block 16；The sliding platen driving motor 12 is packed in the lower surface of lifting table plate 3, slides the electricity of platen driving motor 12 Arbor is fixedly connected with by shaft coupling 13 and 14 one end of lead screw, and 14 other end of lead screw is connected to lifting table plate 3 by bearing block 16 Lower surface, and lead screw 14 is parallel with guide rail 7；The nut seat 15 is sleeved on lead screw 14, and nut seat 15 passes through lifting platform Relief hole 17 and the lower surface of sliding platen 4 on plate 3 are fixedly connected with, and sliding platen 4 is connected by nut seat 15 with guide rail 7, sliding Moving stage plate 4 is servo-actuated with nut seat 15；The sliding platen driving motor 12 is powered by battery group 11.

The handrail 9 divides for right and left arm rest, and the control handle 10 in right handrail is used to control electric wheelchair Advance, retrogressing and turning, control handle 10 in left handrail is used to control the lifting and translation of chair body 5.

Using structure is hinged between the handrail 9 and the backrest of chair body 5, handrail 9 has rotation certainly relative to hinge joint By spending, and the rotation limit position of handrail 9 is respectively horizontal limeit position and vertical limit position, at vertical limit position, handrail 9 and chair The backrest of body 5 is parallel；The place of being hinged between 5 backrest of the handrail 9 and chair body is equipped with limit lock device, passes through limit Lock device carries out position locking to the handrail 9 in horizontal limeit position or vertical limit position.

3 edge of lifting table plate below the handrail 9 is equipped with lifting sliding discharge cock 18, when lifting sliding is protected When danger switch 18 is closed, for controlling control handle 10 and sliding platen driving motor 12 and the lifting of the lifting of chair body 5 and translation Control signal between column 2 is in dissengaged positions, when lifting sliding discharge cock 18 is opened, goes up and down for controlling chair body 5 Control signal between the control handle 10 and sliding platen driving motor 12 and lifting column 2 of translation is in connected state.

It uniformly installs in the bottom of the pedestal 1 there are four jacking device 19, jacking device control button 20 is located on handrail 9.

It is connected between the servo traveling wheel 6 and pedestal 1 by telescopic shaft 21, by adjusting the stroke pair of telescopic shaft 21 The wheelspan of servo traveling wheel 6 is adjusted, and telescopic shaft control button 22 is located on handrail 9.

The application method of the electric wheelchair that can assist disabled person's getting on-off automobile, includes the following steps:

Step 1: electric wheelchair is started to beside arrangements for automotive doors, while controlling the chair body 5 and automotive seat of electric wheelchair Between spacing, and make chair body 5 and automotive seat towards identical, and chair body 5 is located at the positive side of automotive seat；

Step 2: pressing the jacking device control button 20 on handrail 9, and four jacking devices 19 start to extend downwardly, Zhi Daosi A servo traveling wheel 6 is detached from ground, then unclamps jacking device control button 20；

Step 3: pressing the telescopic shaft control button 22 on handrail 9, four telescopic shafts 21 start it is protruding, until watching The wheelspan for taking traveling wheel 6 reaches maximum, then unclamps telescopic shaft control button 22；

Step 4: pressing the jacking device control button 20 on handrail 9 again, and four jacking devices 19 start to bounce back upwards, directly It is detached to jacking device 19 and ground, entire electric wheelchair is supported by servo traveling wheel 6 again；

Step 5: the lifting for opening 9 lower section of handrail slides discharge cock 18, for controlling the behaviour of chair body 5 lifting and translation It controls handle 10 and obtains control authority；

Step 6: control lifting column 2 acts, and the height and position of chair body 5 is adjusted, until the chair of chair body 5 and automotive seat Face height flush；

Step 7: starting sliding platen driving motor 12, control lead screw 14 rotate, and drive screw by the rotation of lead screw 14 Seat 15 and sliding platen 4 are close to automotive seat, until chair body 5 is docked with automotive seat realization；

Step 8: the limit lock device that will dock 9 hinged place of handrail of side is opened, and handrail 9 is adjusted by horizontal limeit position To vertical limit position, the obstacle between chair body 5 and automotive seat is released；

Step 9: it is moved by the level that arm support completes body, is until body is moved from chair body 5 to automotive seat Only, it completes independently to get on the bus at this time；

Step 10: when needing independently to get off, needing state when electric wheelchair to be adjusted to step 8 by other people, and It is still moved by the level that arm support completes body, until body moves until chair body 5 from automotive seat, is completed at this time Independently get off.

In daily life, the most common car category includes car model and SUV vehicle, due to the chassis of car model Height is usually lower, when carrying out autonomous car up and down using the electric wheelchair of the utility model, if interior seat with it is electronic Seat difference in height between wheelchair chair body 5 is smaller, then does not have to the height of adjustment chair body 5, need to only carry out to the horizontal position of chair body 5 Adjustment.And for SUV vehicle, since the chassis height of SUV vehicle is higher, the seat height of interior seat is also led to The electric wheelchair of the utility model can be often higher than, therefore autonomous SUV automobile up and down is carried out using the electric wheelchair of the utility model When, then it needs first to adjust the height of chair body 5, then adjust the horizontal position of chair body 5, is just able to achieve and independently gets on or off the bus.

Before 5 height of chair body of adjustment the utility model electric wheelchair, it is necessary to reinforce the lower wall branch of electric wheelchair first Stability is supportted, the utility model is by the way of increasing wheelspan, and in order to complete the adjustment of wheelspan, the utility model is especially the bottom of at 1 lower part of disk has installed four jacking devices 19 additional, before wheelspan adjustment, is lifted off ground for entire electric wheelchair by four jacking devices 19 Face adjusts the stroke of telescopic shaft 21, so that it may realize the adjusting of wheelspan so that four servo traveling wheels 6 are detached from ground again at this time ?.In order to which the movement of the control jacking device 19 and telescopic shaft 21 that are more easier executes, the utility model is by jacking device control button 20 and telescopic shaft control button 22 be provided entirely on handrail 9, specifically by its be set to control handle 10 lower section, and well Ergonomic designs' specification is met, when forearm, which is taken, to be placed on handrail 9, control handle 10 is directly in the control model of hand In enclosing, and jacking device control button 20 and telescopic shaft control button 22 can be realized by the grip position of hand just and be controlled, specifically It is preferably minimized by other direct touch-controls of four fingers in addition to thumb, thus by control difficulty.

Due to the most important function of the electric wheelchair of the utility model still characteristic of riding instead of walk based on wheelchair, usual In use process, lifting and the translation functions of starting chair body 5 are not needed, at this time in order to avoid the generation of maloperation, this is practical It is novel especially to increase lifting sliding discharge cock 18, and the installation site for going up and down sliding discharge cock 18 also meets human body work Cheng Xue design specification is located exactly at 3 edge of lifting table plate of 9 lower section of handrail, only upper limb is needed to naturally droop, lifting sliding insurance Switch 18 will be directly in the control range of hand, in order to ensure the insurance validity of lifting sliding discharge cock 18, then may be used To design using the dual fail-safe of biswitch, i.e., it is each provided with a lifting sliding discharge cock 18 in the lower section of two handrails 9, only When being turned on simultaneously there are two lifting sliding discharge cock 18, control handle 10 can be just set to obtain control authority, therefore not used There is maloperation bring risk when worrying in normal use electric wheelchair.

In the final stage independently got on or off the bus, in order not to allow handrail 9 to become the barrier in mobile route, the utility model Handrail 9 has been designed to bascule, i.e., has used rotary be hinged between the rear end of handrail 9 and the backrest of chair body 5 Structure, so as to allow handrail 9 freely to convert in horizontal limeit position and vertical limit position, and when handrail 9 is in horizontal limeit position When with vertical limit position, it will locked by the limit lock device at the place of being hinged to the position of handrail 9, guarantee handrail 9 Position will not arbitrarily change.During normal use electric wheelchair, 9 need of handrail are maintained at horizontal limeit position, and , only need to be by 9 switch of handrail to vertical limit position in the final stage independently got on or off the bus, and then obstacle is just relieved, it is suitable Benefit, which is completed independently to get on or off the bus, provides advantage.

Scheme in embodiment is not the scope of patent protection to limit the utility model, all without departing from the utility model Carried out by equivalence enforcement or change, be both contained in the scope of the patents of this case.

Claims (7)

1. the electric wheelchair that one kind can assist disabled person's getting on-off automobile, it is characterised in that: including pedestal, lifting column, lifting Platen, sliding platen and chair body；Installation is there are four servo traveling wheel on the base, respectively constitute electric wheelchair front-wheel and Rear-wheel；The lifting column quantity is four, and four lifting columns are uniformly distributed and are vertically installed at the upper surface of pedestal, the lifting Platen level is packed in the top of lifting column；The sliding platen is mounted on the upper surface of lifting table plate, in lifting table plate Upper surface is provided with guide rail, and guide rail and wheelchair direction of advance are perpendicular；Sliding slot is offered in the lower surface of the sliding platen, institute It states guide rail to be located in sliding slot, sliding platen is slidably connected cooperation by sliding slot and guide rail；It is equipped with and slides below the lifting table plate Moving stage plate driving assembly, the sliding platen are provided along the driving force that guide rail moves by sliding platen driving assembly；The chair body It is packed in the upper surface of sliding platen, handrail is installed in the backrest two sides of chair body, the front end of handrail is provided with electric wheelchair Control handle；Battery group, power supply electricity of the battery group as electric wheelchair are installed in the upper surface of the pedestal Source provides electric energy by battery group for lifting column and servo traveling wheel.

2. the electric wheelchair that one kind according to claim 1 can assist disabled person's getting on-off automobile, it is characterised in that: described Sliding platen driving assembly includes sliding platen driving motor, shaft coupling, lead screw, nut seat and bearing block；The sliding platen Driving motor is packed in the lower surface of lifting table plate, and the motor shaft of sliding platen driving motor passes through shaft coupling and lead screw one end phase It is connected, the lead screw other end is connected to the lower surface of lifting table plate by bearing block, and lead screw is parallel with guide rail；The nut seat It is sleeved on lead screw, and nut seat is fixedly connected with by the lower surface of relief hole and sliding platen on lifting table plate, slides platen It is connected by nut seat with guide rail, sliding platen is servo-actuated with nut seat；The sliding platen driving motor is by battery group It is powered.

3. the electric wheelchair that one kind according to claim 1 can assist disabled person's getting on-off automobile, it is characterised in that: described Handrail is divided into right and left arm rest, and the control handle in right handrail is used to control the advance of electric wheelchair, retreats and turn Curved, the control handle in left handrail is used to control the lifting and translation of chair body.

4. the electric wheelchair that one kind according to claim 1 can assist disabled person's getting on-off automobile, it is characterised in that: described Using structure is hinged between handrail and the backrest of chair body, handrail has rotation freedom degree, and the pendulum of handrail relative to hinge joint Turning limit position is respectively horizontal limeit position and vertical limit position, and at vertical limit position, handrail is parallel with the backrest of chair body；? The place of being hinged between the handrail and chair body backrest is equipped with limit lock device, by limit lock device in horizontal limeit The handrail of position or vertical limit position carries out position locking.

5. the electric wheelchair that one kind according to claim 2 can assist disabled person's getting on-off automobile, it is characterised in that: in institute It states the lifting table plate edge below handrail and lifting sliding discharge cock is installed, when lifting sliding discharge cock is closed, use Control signal between the lifting of control chair body and the control handle and sliding platen driving motor and lifting column of translation is in Dissengaged positions, when lifting sliding discharge cock is opened, for controlling the control handle and sliding platen of the lifting of chair body and translation Control signal between driving motor and lifting column is in connected state.

6. the electric wheelchair that one kind according to claim 1 can assist disabled person's getting on-off automobile, it is characterised in that: in institute The bottom for stating pedestal is uniformly installed there are four jacking device, and jacking device control button is located on handrail.

7. the electric wheelchair that one kind according to claim 1 can assist disabled person's getting on-off automobile, it is characterised in that: described Be connected between servo traveling wheel and pedestal by telescopic shaft, by adjusting telescopic shaft stroke to the wheelspan of servo traveling wheel into Row is adjusted, and telescopic shaft control button is located on handrail.