RU2651228C2 - Multi-functional wheel chair - Google Patents

Abstract

FIELD: medical equipment.

SUBSTANCE: invention relates to individual vehicles, specially designed for people with disabilities or persons with reduced mobility. Multi-functional wheel chair, comprising a base mounted on the wheels, vertical rack, mounted on the base, with a handle to move the wheel chair and with a vertical carriage with a drive placed in the rack cavity, bearing an arrow connected to it and mounted on a system of wheels, including upper and lower groups of support wheels, placed on opposite sides of the rack axis, wherein on the base or on the rack a frame with a removable seat is fixed, on the arrow there is an installed longitudinal carriage, connected to a suspension, with the function of lifting and moving a person with disabilities, the seat is made with the possibility of connection by lines to the suspension.

EFFECT: it is possible to: facilitate standing up or sitting down in the wheel chair and moving therein both in a room and outdoor; moving from the wheel chair to a chair, bath, toilet bowl or back to the wheel chair; lifting a physically weakened person from a lying position to a sitting or vertical position or lowering to the original position.

22 cl, 9 dwg

Description

The invention relates to individual vehicles specifically designed for disabled or people with mobility impairments, mainly to wheelchairs with devices to facilitate rising, sitting, lifting, and also to move the disabled person from the wheelchair and back to the wheelchair with using various suspensions and fixtures both independently and with the help of an assistant [A61G 5/00, A61G 5/14].

There is a wide variety of wheelchairs with manual, electric and mixed drive:

http://www.armed-russia.ru/shop/71/?&offset=0 - brand store "Armed"; http://www.medtehno.ru/catalog/inv_chair_detached_elbows/ medical equipment, etc.

However, the presented wheelchairs do not have devices that ensure the movement of people with disabilities in a wheelchair.

Known functional stroller for patients, containing a base mounted on wheels, mounted on the base of a vertical strut with a drive carriage, a bracket on one end of which a seat is fixed, a pivoting mechanism in the form of a shaft with a handle, two wheels mounted on one shaft and equipped with a drive in the form of a chain gear and handle. The stroller is designed for self-care of patients and can be used by patients with one arm (SU AS No. 1316673 A1, class A61G 7/10, 5/4 1987).

This device expands the possibilities for self-service, however it is bulky, has limited maneuverability especially in small-sized apartments, does not provide the movement of greatly weakened people with the help of suspensions.

Known elevator for moving patients, containing a base mounted on wheels, mounted on the base and having a rectangular cross-section, a vertical strut with a drive carriage, a support bracket, a seat is fixed at one end of it, and a handle for controlling movement, additionally equipped with a screw jack connecting the other end bracket with a rack, and the carriage with the drive is placed in the cavity of the rack and pivotally connected to the bracket, while the carriage is mounted on a system of wheels, including rhnyuyu and lower pair of wheels mounted on opposite sides of the axis of the strut and in contact with its two opposite support walls and the additional wheel is mounted between the upper and lower pair of wheels and contacting with the other two opposed support walls, and the handle is fixed to the rack. In this case, the carriage drive is a hydraulic jack (RU 33500 U1, A61G 3/06, 10.27.2003).

This device does not have the functions of a wheelchair and allows you to lift and move the disabled and people with disabilities in motion only with the help of an assistant. The device is accepted as the closest analogue.

The task to which the invention is directed is to improve the consumer properties of a wheelchair by expanding its functionality.

The technical result is the provision of opportunities for:

- facilitate getting up or sitting in a wheelchair and moving in it both indoors and outside;

- moving from a wheelchair to a chair, to the bath, to the toilet or back to the wheelchair;

- lifting a physically weakened person from a lying position to a sitting or vertical position or lowering him to his original position;

- lifting the bed patient over the bed to change bedding, examining the patient's body from the back, as well as for conducting sanitary and hygienic procedures. At the same time, getting up, sitting down, moving from a wheelchair and back, raising, lowering over a bed or moving indoors and outdoors using a wheelchair with a lift can be carried out both independently and with the help of an assistant.

The indicated problem and the technical result are solved due to the fact that the use of a wheelchair with a removable seat is characterized by the fact that the wheelchair is installed so that the carriage with the suspension located on the end of the boom is located above the head of the disabled person; a removed seat, free of slings, shall be placed under a disabled person sitting on a chair or bed, or if he has such an opportunity, he moves to the seat; then slings are attached to the seat; while the slings are connected to the suspension; then, using the drive, the vertical carriage, together with the boom, suspension and seat with a disabled person, is raised to the required height; after that, with the help of the drive, the longitudinal carriage together with the suspension and the seat is moved in the direction of the vertical strut to a distance sufficient to deploy the seat with the disabled person half a turn; after a turn, the horizontal carriage continues to be moved in the direction of the vertical rack to the corresponding position above the frame; Further, the vertical carriage with an arrow, a seat and a disabled person is lowered until the seat is combined with the seats on the frame.

The multifunctional wheelchair used as described above contains a wheel-mounted base, a vertical rack mounted on the base with a handle for moving the wheelchair, and a vertical carriage with a drive located in the cavity of the rack that carries an arrow connected to it and mounted on the wheel system comprising upper and lower groups of support wheels placed on different sides of the axis of the rack, characterized in that at least one of the wheels mounted on the base is leading, on the basis of or a frame with a removable seat is fixed on the rack, a longitudinal carriage connected to the suspension is mounted on the boom, and with the function of lifting and moving the disabled person, the seat is made with the possibility of connecting the slings with the suspension and aligning the seat with the seats on the frame.

Preferably, the longitudinal carriage is connected to the suspension via a hinge. The base is preferably made collapsible and consisting of a transverse beam and two longitudinal cantilever supports.

The upright is preferably made with a rectangular or square cross section.

The pusher and part of the drive of the vertical carriage are placed in the cavity of the rack, and the pusher with its upper end is preferably pivotally connected to the carriage.

The drive of the vertical carriage is preferably made electric.

The boom can be pivotally connected to the upper end of the vertical carriage to allow the boom to rotate about a horizontal axis back to a vertical position.

The support wheels are preferably mounted on a vertical strut and in contact with two opposite walls of the vertical carriage.

Preferably, rolling bearings are used as the support wheels of the vertical carriage.

The support wheels of the vertical carriage in each group of wheels are preferably self-aligning to equalize the loads on them.

Driving wheels can be made with manual, electric or mixed drive.

The dimensions of the drive wheels are preferably selected depending on the type of wheelchair in the range from 180 mm to 700 mm

For convenience, when turning the disabled person on the suspension, the frame with the seat is preferably made folding.

The seat can be made with a removable segment for the toilet.

The longitudinal carriage is preferably made with an electric drive and a helical gear.

The longitudinal carriage is preferably made with self-aligning wheels for balancing the loads on them.

Preferably, rolling bearings are used as wheels in the longitudinal carriage.

To lift a disabled person, depending on his particular physical condition, a seat on slings, a belt with slings or a frame with straps on slings can be attached to the suspension.

A swivel between the carriage and the suspension allows the suspension to rotate about a vertical axis, preferably a full revolution in each of two directions.

The footboard is preferably made movable under the seat. The back is preferably mounted on a rack with adjustable height.

The armrests are preferably mounted on a rack with adjustable height.

The invention is illustrated by drawings, which do not cover and, moreover, do not limit the entire scope of the claims of this technical solution, but are only illustrative materials of a particular case of execution:

In FIG. 1 multifunctional wheelchair, side view.

In FIG. 2 multi-functional wheelchair view, from the side - moving a disabled person from a chair to a seat.

In FIG. 3, view A in FIG. one.

In FIG. 4 section BB in FIG. one.

In FIG. 5 is a section BB of FIG. one.

In FIG. 6, an external element G in FIG. 1. - boom in a horizontal position.

In FIG. 7, an external element G in FIG. 1. - boom in an upright position.

In FIG. 8 belt for moving a disabled person.

In FIG. 9 frame with straps for lifting a bed patient over the bed. The implementation of the invention

The multifunctional wheelchair contains a base 3 mounted on wheels 1 and 2, mounted on the base and having a rectangular cross section of a vertical strut 4 with a handle 5 for moving the wheelchair and with a vertical carriage 6 in the cavity of the strut 4 with a drive 7 carrying connected to boom 8 and mounted on a system of wheels, including upper and lower groups of support wheels 9, located on opposite sides of the axis of the rack, while at least one of the wheels 1 and 2 installed on the base is leading them on the basis of the frame 10 is also fixed to the seat 11 and the longitudinal slide 12 is mounted on the boom, connected by a hinge 13 with a hanger 14.

The base is made collapsible and consisting of a transverse beam 15 and two longitudinal cantilever supports 16.

The upright is made with a square cross section.

The pusher 17 and part of the drive 7 of the vertical carriage are placed in its cavity, and the pusher with its upper end is pivotally connected to the carriage.

The drive of the vertical carriage is made electric.

The boom is pivotally connected to the upper end of the vertical carriage to ensure that the boom rotates around the horizontal axis back to a vertical position.

The support wheels 9 are mounted on a vertical rack and in contact with two opposite walls of the vertical carriage.

As the supporting wheels of the vertical carriage, rolling bearings are used.

The support wheels of the vertical carriage in each group of wheels are self-aligning to equalize the loads on them. The drive wheels are made with a manual drive.

For convenience, when turning the disabled person on the suspension, the frame 10 with the seat 11 is made folding.

To lift and move the disabled seat 11 is quick-detachable and connected by slings 18 through a suspension 14 and a hinge 13 with a carriage 12.

The seat can be made with a removable segment for the toilet.

The longitudinal carriage 12 is made with an electric drive 19 and a helical gear 20.

The longitudinal carriage 12 is made with self-aligning wheels 21 for balancing the loads on them.

As the wheels 21 in the longitudinal carriage 12, rolling bearings are used.

To raise a disabled person, depending on his physical condition, a seat 11 with slings 18, or a belt 22 with slings of a belt 23 or a frame 24 with straps 25 attached to the slings 18 is attached to the suspension 14.

The swivel connection between the longitudinal carriage 12 and the suspension provides the suspension 14 to rotate relative to the vertical axis by a full revolution in each of two directions.

The footboard 26 is made movable under the seat.

The back 27 is mounted on a rack with adjustable height.

The armrests 28 are mounted on a rack with adjustable height.

Use a multi-functional wheelchair as follows.

A removable seat 11 is used to move from a wheelchair to a chair, to a bathtub, to a toilet bowl or back to a wheelchair. When using the removable seat 11, the wheelchair is mounted so that the carriage 12 with the suspension 14, located at the end of the boom 8, is located above the head of the disabled person. The removed seat 11, free of slings 18, is placed under a disabled person sitting on a chair or bed, or he, if there is such a possibility, moves to the seat. Then slings 18 are attached to the seat, for example, by means of carbines or similar devices. In this case, the slings are connected to the suspension 14. Then, using the drive 7, the vertical carriage 6 together with the boom 8, the suspension 14 and the seat 11 with a disabled person is raised to the required height. After that, using the drive 19, the longitudinal carriage 12, together with the suspension and the seat, is moved in the direction of the vertical strut 4 by a distance sufficient to deploy the seat with the disabled person half a turn. After a turn, the horizontal carriage 12 continues to be moved in the direction of the vertical strut 4 to the corresponding position above the frame 10. Next, the vertical carriage 6 with the boom, seat and disabled person is lowered until the seat 11 is aligned with the seats on the frame 10.

Belt 22 is preferably used to facilitate getting up or sitting in a wheelchair, to facilitate moving from a wheelchair to a chair, to a bathtub, toilets or back to a wheelchair and to lift a physically weakened person from a lying position to a sitting or upright position or lowering him to the starting position. The belt is fixed at the level of the waist or chest, the slings of the belt 23 are attached to the suspension. Lifting and moving a disabled person is carried out using vertical and horizontal carriages, driven by appropriate drives. A half-turn turn is carried out in the same way as when using the removable seat 11.

Moving in a multifunctional wheelchair with a lift does not significantly differ from moving in a conventional wheelchair without a lift.

Frame 24 with straps 25, mounted on slings 18, is used to lift the bed patient over the bed with the aim of changing bedding, examining the patient's body from the back, as well as for carrying out sanitary and hygienic procedures. The frame is placed on the bed with the patient and the belts 25 are subsequently pulled under it. Using slings 18 and carabiners, the frame is connected to the suspension 14. The frame is raised and lowered with the patient by the corresponding movement of the vertical carriage.

Claims (22)

1. The use of a wheelchair with a removable seat, characterized in that the wheelchair is installed so that the carriage with the suspension, located at the end of the boom, is located above the head of the disabled person; the removed seat, free from slings, is placed under a disabled person sitting on a chair or bed, or he, if this is possible, moves to the seat; then slings are attached to the seat; while the slings are connected to the suspension; then, using the drive, the vertical carriage, together with the boom, suspension and seat with a disabled person, is raised to the required height; after that, with the help of the drive, the longitudinal carriage together with the suspension and the seat is moved in the direction of the vertical strut to a distance sufficient to deploy the seat with the disabled person half a turn; after a turn, the horizontal carriage continues to be moved in the direction of the vertical rack to the corresponding position above the frame; then lower the vertical carriage with an arrow, a seat and a disabled person until the seat is combined with the seat on the frame; raising and lowering the frame with the patient is carried out by the corresponding movement of the vertical carriage. 2. A multifunctional wheelchair used according to claim 1, comprising a wheel-mounted base, a vertical rack mounted on the base with a handle for moving the wheelchair, and a vertical carriage with a drive located in the cavity of the rack carrying an arrow connected to it and mounted on a system of wheels, including upper and lower groups of support wheels located on different sides of the axis of the rack, characterized in that at least one of the wheels mounted on the base is leading, on the basis of or a frame with a removable seat is fixed on the rack, a longitudinal carriage connected to the suspension is mounted on the boom, and with the function of lifting and moving the disabled person, the seat is made with the possibility of connecting slings with the suspension and aligning the seat with the seat on the frame. 3. The multifunctional wheelchair according to claim 2, characterized in that the longitudinal carriage is connected to the suspension via a hinge. 4. The multifunctional wheelchair according to claim 2, characterized in that the base is collapsible and consisting of a transverse beam and two longitudinal cantilever supports. 5. The multifunctional wheelchair according to claim 2, characterized in that the upright is made with a rectangular or square cross section. 6. The multifunctional wheelchair according to claim 2, characterized in that the pusher and part of the drive of the vertical carriage are located in the cavity of the rack, and the pusher with its upper end is pivotally connected to the carriage. 7. The multifunctional wheelchair according to claim 5, characterized in that the vertical carriage is electric. 8. The multifunctional wheelchair according to claim 2, characterized in that the support wheels are mounted on a vertical strut and in contact with two opposite walls of the vertical carriage. 9. The multifunctional wheelchair according to claim 8, characterized in that rolling bearings are used as supporting wheels of the vertical carriage. 10. The multifunctional wheelchair according to claim 2, characterized in that the driving wheels are made with manual or electric drive. 11. The multifunctional wheelchair according to claim 2, characterized in that the drive wheels are made with a mixed drive. 12. The multifunctional wheelchair according to claim 2, characterized in that the dimensions of the driving wheels are selected depending on the type of wheelchair in the range from 180 mm to 700 mm 13. The multifunctional wheelchair according to claim 2, characterized in that for convenience, when the person is turned around on a suspension, the frame with the seat is folding. 14. The multifunctional wheelchair according to claim 2, characterized in that the seat is made with a removable segment for the toilet. 15. The multifunctional wheelchair according to claim 2, characterized in that the longitudinal carriage is made with electric drive and screw transmission. 16. The multifunctional wheelchair according to claim 2, characterized in that rolling bearings are used as wheels in the longitudinal carriage. 17. The multifunctional wheelchair according to claim 2, characterized in that for lifting the disabled person, a belt with slings is attached to the suspension. 18. The multifunctional wheelchair according to claim 2, characterized in that for lifting the disabled person, a frame with straps on the slings is attached to the suspension. 19. The multifunctional wheelchair according to claim 2, characterized in that the hinged connection between the carriage and the suspension provides the suspension to rotate about a vertical axis a full revolution in each of two directions. 20. The multifunctional wheelchair according to claim 2, characterized in that the footboard is movable under the seat. 21. The multifunctional wheelchair according to claim 2, characterized in that the back is mounted on a rack with the possibility of height adjustment. 22. The multifunctional wheelchair according to claim 2, characterized in that the armrests are mounted on a rack with the possibility of height adjustment.

Images