CN217566590U - Seat cushion turnover mechanism of walking-aid chair for old people - Google Patents

Abstract

The utility model discloses an old person helps capable chair cushion tilting mechanism, including handle, back of the body pad, chair frame, horizontal pole, control module, motor, handrail, cushion tilting mechanism, front wheel steering mechanism, drive wheel, power and controller. The utility model discloses a cushion tilting mechanism has been set up, under electric putter's promotion, make the backup pad drive the cushion and rotate and upwards hold up the old person, thereby the mode that the accessible cushion held up assists the old person to stand up and the control module that the accessible set up is connected on outside smart mobile phone, thereby outside smart mobile phone control motor of accessible and electric motor and to advancing of helping the capable chair, retreat and turn to and control, make and help the capable chair more multifunctionality, and more intelligent control helping the capable chair, the beneficial effect of helping the capable chair practicality has been improved.

Description

Seat cushion turnover mechanism of walking-aid chair for old people

Technical Field

The utility model relates to a help capable chair correlation field especially relates to an old person helps capable chair cushion tilting mechanism.

Background

The walking-aid chair is taken as a necessary product in daily life, the requirements of the old on the walking-aid chair are stronger, the walking-aid chair is a walking-aid device which is designed for the old and rehabilitation patients and is just popular in China at present, and is known as a new concept wheelchair, and the purpose of safe forward walking is realized by pushing by a user.

When the walking chair is used, the function is single, the old people can not stand up easily, the walking chair with single function is difficult to assist the old people to stand up, the automation degree of the walking chair is low, and the practicability of the walking chair is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above disadvantages, the utility model provides a turnover mechanism for a cushion of a walk-assisting chair for the old.

In order to realize the purpose, the utility model discloses take following technical scheme: a seat cushion turnover mechanism of a walk-assisting chair for old people comprises handles, a back cushion, a chair frame, a cross bar, a control module, armrests, a seat cushion turnover mechanism and a front wheel steering mechanism, wherein the handles are arranged at the rear ends of the tops of the chair frame; the chair comprises a chair frame, a cross rod, a seat cushion turnover mechanism and a controller, wherein the cross rod is welded with the left side and the right side of the middle part in the chair frame, the seat cushion turnover mechanism for providing supporting force is arranged on the rear side of the cross rod, and the cross rod at the front end of the seat cushion turnover mechanism is provided with the controller; the bottom of the rear end of the chair frame is provided with a control module; the bottom of the front end of the chair frame is provided with a front wheel steering mechanism; cushion tilting mechanism includes fixed block, backup pad, cushion, electric putter, mount and limiting plate, the fixed block is installed on the horizontal pole, the backup pad is connected through the pivot rotation with the interior front side of fixed block, and backup pad top end face installs the cushion, the electric putter bottom is rotated with the mount that is used for providing the support and is connected, and middle part is connected for rotating at the bottom of electric putter top propelling movement end and the backup pad, the mount lock is in chair frame inboard rear end face bottom admittedly, the limiting plate welds in horizontal pole top rear end, and the limiting plate laminates in backup pad bottom rear end, the controller is connected with the electric putter electricity.

Preferably, a motor for providing driving force is installed at the bottom of the chair frame, a power supply is installed at the bottom of the inner side of the chair frame, and an output shaft at the outer side of the motor is connected to the inner ring of the driving wheel.

Preferably, front wheel steering mechanism includes link, electric motor, rotating turret and front wheel, the link welds in seat frame front end face bottom, the link locks mutually with the electric motor who provides power, electric motor bottom output shaft passes link top end face back and connects in rotating turret top end face middle part, and electric motor symmetry is provided with two in both ends about the link top, the rotating turret inboard rotates with the front wheel and is connected.

Preferably, the handle is of an L-shaped structure, and the top of the handle is connected with the front end in an arc shape.

Preferably, the motor and the driving wheel are symmetrically provided with two rear ends at the bottom of the chair frame.

Preferably, the top end surface and the side surface of the cushion are in arc connection, and the width of the cushion is consistent with that of the supporting plate.

Preferably, the rotating frame is of a U-shaped structure, and the bottom end face of the rotating frame is higher than the bottom end face of the front wheel.

The utility model has the advantages that:

the utility model discloses a cushion tilting mechanism has been set up, under electric putter's promotion, make the backup pad drive the cushion and rotate and upwards hold up the old person, thereby the mode that the accessible cushion held up assists the old person to stand up and the control module that the accessible set up is connected on outside smart mobile phone, thereby outside smart mobile phone control motor of accessible and electric motor and to advancing of helping the capable chair, retreat and turn to and control, make and help the capable chair more multifunctionality, and more intelligent control helping the capable chair, the beneficial effect of helping the capable chair practicality has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left view structural schematic diagram of the cushion turnover mechanism of the present invention;

fig. 3 is a schematic view of the connection structure of the limiting plate of the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

Wherein: the multifunctional wheelchair comprises a handle-1, a back cushion-2, a chair frame-3, a cross rod-4, a control module-5, a motor-6, a handrail-7, a cushion turnover mechanism-8, a front wheel steering mechanism-9, a driving wheel-10, a power supply-11, a controller-12, a fixed block-81, a supporting plate-82, a cushion-83, an electric push rod-84, a fixed frame-85, a limiting plate-86, a connecting frame-91, an electric motor-92, a rotating frame-93 and a front wheel-94.

Detailed Description

In order to further explain the technical solution of the present invention, the following is a detailed explanation through specific examples.

Referring to fig. 1, the utility model provides a turnover mechanism for a seat cushion of a walk-assisting chair for old people, which comprises a handle 1, a back cushion 2, a chair frame 3, a cross bar 4, a control module 5, handrails 7, a turnover mechanism 8 for the seat cushion and a front wheel steering mechanism 9, wherein the handle 1 is arranged at the rear end of the top of the chair frame 3, the handle 1 is of an L-shaped structure, the top and the front end of the handle 1 are in arc connection so as to stably apply thrust to the handle 1, the back cushion 2 is arranged at the top of the rear end of the inner side of the chair frame 3, and the top of the chair frame 3 is provided with two handrails 7; the transverse rod 4 is welded with the left side and the right side of the middle part in the chair frame 3, the rear side of the transverse rod 4 is provided with a cushion overturning mechanism 8 for providing supporting force, and the transverse rod 4 at the front end of the cushion overturning mechanism 8 is provided with a controller 12; the bottom of the rear end of the chair frame 3 is provided with a control module 5; the bottom of the front end of the chair frame 3 is provided with a front wheel steering mechanism 9; the motor 6 used for providing driving force is installed to 3 bottoms of chair frame, and power 11 is installed to 3 inboard bottoms of chair frame for provide the power, motor 6 outside output shaft in drive wheel 10 inner circles, motor 6 and drive wheel 10 all symmetry be provided with two in 3 bottom rear ends of chair frame, be convenient for drive the stable horizontal migration of chair frame through two drive wheels 10.

Please refer to fig. 2 and fig. 3, the utility model provides an old person helps capable chair cushion tilting mechanism, cushion tilting mechanism 8 includes fixed block 81, the backup pad 82, the cushion 83, electric putter 84, mount 85 and limiting plate 86, the fixed block 81 is installed on horizontal pole 4, the front side rotates through the pivot in backup pad 82 and the fixed block 81 and is connected, and backup pad 82 top end installs cushion 83, cushion 83 top end and side surface link up for the arc, and cushion 83 is unanimous with backup pad 82 width, the practical travelling comfort of cushion 83 has been improved, electric putter 84 bottom rotates with the mount 85 that is used for providing the support to be connected, and electric putter 84 top propelling end is connected for rotating at the bottom of the middle part with backup pad 82, mount 85 lock is in the inboard rear end face bottom of frame 3, limiting plate 86 welds in horizontal pole 4 top rear ends, and limiting plate 86 laminates in backup pad 82 bottom rear end, controller 12 is connected with electric putter 84 electricity.

Please refer to fig. 4, the utility model provides an old person helps capable chair cushion tilting mechanism, front wheel steering mechanism 9 includes link 91, electric motor 92, rotating turret 93 and front wheel 94, link 91 welds in the terminal surface bottom before the chair frame 3, link 91 and the electric motor 92 looks closure that provides power, electric motor 92 bottom output shaft passes link 91 top end face back and connects in rotating turret 93 top end face middle part, and electric motor 92 symmetry is provided with two in both ends about link 91 top, the inboard and front wheel 94 rotation connection of rotating turret 93, rotating turret 93 is U type structure, and the rotating turret 93 bottom end face is higher than front wheel 94 bottom end face, be convenient for stable the touching subaerial of front wheel 94.

The working principle is as follows:

firstly: firstly, the control module 5 can be connected to an external control APP designated by a smart phone, and the walking chair can be pushed to a proper position by pushing the handle 1 to drive the driving wheels 10 and the front wheels 94 to rotate;

secondly, the method comprises the following steps: the elderly can then use the walker chair and sit on the seat cushion 83 while using the walker chair, while the elderly can carry back on the back cushion 2 and place their hands on the armrests 7;

thirdly, the method comprises the following steps: can control motor 6 and electric motor 92 through the smart mobile phone APP of operation external connection control module 5, drive wheel 10 through starter motor 6 and rotate, can drive when drive wheel 10 rotates and help capable chair and old person to remove, and accessible starts and drives rotating turret 93 and front wheel 94 horizontal rotation behind the electric motor 92, can drive chair frame 3 and turn round when removing after the horizontal rotation current wheel 94, and when the old person need stand up, accessible controller 12 operation cushion tilting mechanism 8 then, the accessible starts electric putter 84 and drives backup pad 82 and cushion 83 rotation, and can assist when cushion 83 rotates and hold up the old person and turn round, the old person is held up by the assistance and breaks away from on helping capable chair this moment.

The utility model provides an old person helps capable chair seat pad tilting mechanism, through having set up cushion tilting mechanism 8, under electric putter 84's promotion, make backup pad 82 drive cushion 83 rotate and upwards hold up the old person, thereby the mode that accessible cushion 83 held up assists the old person to stand up and control module 5 that the accessible set up is connected on outside smart mobile phone, thereby outside smart mobile phone control motor 6 of accessible and electric motor 92 and to advancing of helping capable chair, retreat and turn to and control, make and help capable chair more multifunctionality, and more intelligent control helping capable chair, the beneficial effect of helping capable chair practicality has been improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides an old person helps capable chair cushion tilting mechanism which characterized in that: the foldable seat comprises a handle (1), a back cushion (2), a seat frame (3), a cross rod (4), a control module (5), handrails (7), a seat cushion turnover mechanism (8) and a front wheel steering mechanism (9), wherein the two handles (1) are arranged at the rear end of the top of the seat frame (3), the back cushion (2) is arranged at the top of the rear end of the inner side of the seat frame (3), and the two handrails (7) are arranged at the top of the seat frame (3);

the chair comprises a chair frame (3), a cross rod (4) and a seat cushion turnover mechanism (8), wherein the cross rod (4) is welded on the left side and the right side of the middle part in the chair frame (3), the seat cushion turnover mechanism (8) for providing supporting force is installed on the rear side of the cross rod (4), and a controller (12) is arranged on the cross rod (4) at the front end of the seat cushion turnover mechanism (8);

a control module (5) is arranged at the bottom of the rear end of the chair frame (3);

the bottom of the front end of the chair frame (3) is provided with a front wheel steering mechanism (9);

cushion tilting mechanism (8) are including fixed block (81), backup pad (82), cushion (83), electric putter (84), mount (85) and limiting plate (86), fixed block (81) are installed on horizontal pole (4), the front side rotates through the pivot in backup pad (82) and fixed block (81) and is connected, and backup pad (82) top face installs cushion (83), electric putter (84) bottom rotates with mount (85) that are used for providing the support and is connected, and electric putter (84) top propelling movement end is connected for rotating at the bottom of the middle part of backup pad (82), mount (85) lock is fixed in inboard rear end face bottom of chair frame (3), limiting plate (86) weld in horizontal pole (4) top rear end, and limiting plate (86) laminate in backup pad (82) bottom rear end, controller (12) are connected with electric putter (84) electricity.

2. The turnover mechanism for the walking-assisted chair seat cushion of the old people as claimed in claim 1, wherein: the chair is characterized in that a motor (6) used for providing driving force is installed at the bottom of the chair frame (3), a power source (11) is installed at the bottom of the inner side of the chair frame (3), and an output shaft at the outer side of the motor (6) is connected to an inner ring of a driving wheel (10).

3. The turnover mechanism for the walking-assisting chair cushion of the old as claimed in claim 1, wherein: front wheel steering mechanism (9) are including link (91), electric motor (92), rotating turret (93) and front wheel (94), link (91) weld in chair frame (3) preceding terminal surface bottom, link (91) and the electric motor (92) looks closure that provides power, electric motor (92) bottom output shaft passes link (91) top end face back and connects in rotating turret (93) top terminal surface middle part, and electric motor (92) symmetry is provided with two and controls both ends in link (91) top, rotating turret (93) inboard and front wheel (94) are rotated and are connected.

4. The turnover mechanism for the walking-assisted chair seat cushion of the old people as claimed in claim 1, wherein: handle (1) is L type structure, and handle (1) top and front end are the arc and link up.

5. The turnover mechanism for the walking-assisting chair cushion of the old as claimed in claim 2, wherein: the motor (6) and the driving wheel (10) are symmetrically provided with two rear ends at the bottom of the chair frame (3).

6. The turnover mechanism for the walking-assisted chair seat cushion of the old people as claimed in claim 1, wherein: cushion (83) top end face and side surface are the arc and link up, and cushion (83) are unanimous with backup pad (82) width.

7. The turnover mechanism of the seat cushion of the walk-assisting chair for the old as claimed in claim 3, wherein: the rotating frame (93) is of a U-shaped structure, and the bottom end face of the rotating frame (93) is higher than that of the front wheel (94).

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