CN110876662B - Wheelchair convenient to get up and using method - Google Patents

Abstract

The invention provides a wheelchair convenient for getting up and a using method thereof, comprising a wheelchair frame, a getting-up part, a pedal part and two groups of front handrail parts; the rising part is installed in the wheelchair frame, the pedal part is installed below the rising part, and the front armrest part is installed in front of the rising part. By combining the electric rising part and the front armrest part, a user can easily rise or sit down; when a user places feet, the pedal of the pedal component can be electrically controlled to extend out of the wheelchair frame; after rising and standing, the user can take down the crutch in the front armrest part, so that the user can conveniently hold the crutch to freely walk.

Description

Wheelchair convenient to get up and using method

Technical Field

The invention relates to an old-aged man assisting machine and a using method thereof, in particular to a wheelchair which is used by old people at home independently and assists the old people with inconvenient legs and feet to get up and sit down, belonging to the field of wheelchair equipment.

Background

With the arrival of aging of the population, a plurality of problems occur in the healthy care of the old, and the problem of getting up of the old with inconvenient legs and feet when the old is used alone for doing activities is also an important problem. Most of the existing solutions are to arrange armrests at specific positions at home, but the existing solutions rely on the armrests alone to get up, and rely on the self-strength of the old to a great extent, especially the strength of arms and waist, which does not reduce the burden on the old and is limited by the positions of the old. Therefore, many families have to avoid the old people from being at home alone, so people need to stay behind or engage in nursing staff, but children are busy in work, do not have time to take care of the old people, if the old people take care of the nursing staff, the cost is too high, if the old people are sent to a welfare house, the old people with inconvenient legs and feet get up at home alone, and the problem needs to be solved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention mainly aims to provide the wheelchair convenient to get up, which can enable the old to get up and sit down easily and is simple and safe to operate by combining an electric lifting part and a front armrest part. For the safety and comfort of the old, the sizes of the wheelchair convenient for getting up are scientific and reasonable parameters according to the requirements of human functional science.

In order to achieve the technical features, the invention is realized as follows: a wheelchair that facilitates rising up, comprising a wheelchair frame for supporting the entire wheelchair assembly; a lifting part for lifting a user on the seat plate is arranged in the middle of the wheelchair frame and lifts the seat plate to a certain height; a telescopic control pedal component is arranged below the lifting component; and front armrest parts for supporting hands are arranged in front of the wheelchair frame and positioned at two sides of the lifting part.

The wheelchair frame comprises a sponge backrest, armrest pads, a rear wheel kit, a body frame, a front wheel kit, a front wheel mounting seat, a control button, a long-handle brake piece and a cart handle; the sponge backrest is arranged on a beam at the rear part of the vehicle body frame in an up-and-down winding mode; the armrest pad and the control button are arranged on an armrest support of the vehicle body frame; the rear wheel sleeve is arranged on a vertical beam at the rear part of the vehicle body frame; the front wheel mounting seat is connected with a bracket at the front lower end of the vehicle body frame; the front wheel sleeve is connected to the front wheel mounting seat, and a front wheel of the front wheel sleeve can rotate universally; the long-handle braking pieces are symmetrically arranged on two side walls of the vehicle body frame, are positioned in front of the rear wheel sleeve and are used for braking wheels of the rear wheel sleeve.

The lifting component comprises a sponge cushion, a driven connecting rod, a rising electric push rod, a lifting component base and a cushion bracket; the lifting component base is fixedly arranged on a body frame of the wheelchair frame, and the sponge cushion is tied on the cushion bracket through a cloth belt; the upper end of the driven connecting rod is hinged to the cushion bracket, and the lower end of the driven connecting rod is hinged to an upright post of the lifting component base; the end part of an extension rod of the rising electric push rod is hinged to the cushion support, a machine base of the rising electric push rod is hinged to the lifting component base, and when the extension rod of the rising electric push rod extends out, the cushion support is lifted to a certain height by relying on the driven connecting rod.

The driven connecting rods are of a parallelogram lifting structure and comprise two connecting rods which are arranged in parallel, the bottom ends of the two connecting rods are hinged to the stand column of the lifting component base, and the top ends of the two connecting rods are hinged to the stand column at the bottom of the cushion support.

The pedal component comprises a storage battery, a stepping motor push rod, an electric control box, a pedal, a linear guide rail, a pedal base and a connecting piece; the storage battery and the electric control box are both fixed at the rear end of the pedal base; two sides of the pedal base are respectively provided with a set of linear guide rails, and a pedal is arranged between the linear guide rails; the base of the stepping motor push rod is connected to the rear end of the pedal base, the front end of an extension rod of the stepping motor push rod is connected with the front edge of the pedal through a connecting piece, and when the stepping motor push rod works, the extension rod of the stepping motor push rod pushes the pedal to extend forwards along the linear guide rail.

The front armrest part comprises a crutch, a hook, a slide block connecting frame, a spring, a slide block, a circular guide pillar, a shaft fixing seat and a front armrest support; the two front handrail supports are arranged in parallel and fixed at the front end of a body frame of the wheelchair frame; two round guide posts are respectively fixed between the two front handrail supports in parallel through two groups of shaft fixing seats; the sliding blocks are sleeved on the circular guide pillars and form guide rail pairs, and the guide rail pairs are two sets arranged side by side; the slide block connecting frame connects the slide blocks of the two sets of guide rail pairs; the crutch is hung on the sliding block connecting frame through a hook; the spring is sleeved on the round guide pillar, the bottom end of the spring is in contact fit with the shaft fixing seat, and the top end of the spring is in contact fit with the lower end face of the sliding block.

The hook of the crutch is detachably inserted into the jack of the sliding block connecting frame.

A use method of a wheelchair convenient for getting up comprises the following steps:

step 1: when the wheelchair is in a rising posture, a user supports the crutch of the front armrest part with both hands, sits on the sponge cushion with a small-amplitude bent knee, presses the sitting button of the right control button, slowly descends the lifting part, and then sits on the user;

step 2: a user presses a pedal extending button of the left control button, when the pedal extends for a certain distance and stops, the foot of the user is placed on the pedal extending button, and then the pedal extending button is pressed for a long time until the pedal extends completely;

step 3: a user pulls the long-handle braking piece to unlock the wheels of the rear wheel suite, holds the rolling ring of the rear wheel suite by hand and drives the rolling ring to rotate so as to move the wheelchair on the ground;

step 4: when a user rises, the long-handle braking piece is pulled reversely to enable wheels of the rear wheel set to be braked in a self-locking mode, then the pedal retraction button of the left control button is pressed for a long time to retract the pedals, then the rising button of the right control button is pressed, and the sponge cushion of the lifting component is lifted to slowly lift the hip of the user;

step 5: when the lifting part is lifted, a user holds two walking sticks of the front armrest part with both hands until the lifting part is completely lifted, and then the user stands up by means of the walking sticks;

step 6: after the user stands up, the right crutch is lifted up and taken out from the sliding block connecting frame, and then the user can hold the crutch by hand to walk freely.

The invention has the following beneficial effects:

1. according to the wheelchair convenient to get up, the lifting part of the wheelchair lifts or puts down the hip of the old through electric power, and the old can use the crutch of the front handrail part to get up or sit down easily in a smooth situation in the working process of the lifting part.

2. According to the convenient-to-get-up wheelchair provided by the invention, the old can independently operate, the operation is simple and safe, and no other people are needed for assistance, so that the lifting component and the pedal plate component are electrically controlled, and a user can automatically complete various actions of the two components by using the motor-driven transmission mechanism only by pressing the electric control button with fingers;

3. according to the wheelchair convenient to get up, when the old needs to put feet on the pedal, the pedal can be electrically controlled to horizontally extend out, and when the old lands on the ground, the pedal can be recovered into the wheelchair frame;

4. according to the wheelchair convenient to get up, after the old people get up and stand up, the right crutch in the front armrest part can be taken down independently according to the use and care habits, and a user can conveniently hold the crutch to walk freely.

Drawings

The invention is further illustrated by the following figures and examples.

Fig. 1 is an overall structural view of the present invention.

Figure 2 is a frame structure of the wheelchair of the present invention.

Fig. 3 is a structural view of a lifting member of the present invention.

Fig. 4 is a view showing the construction of the footrest section of the present invention.

Fig. 5 is a structural view of a front armrest part of the present invention.

In the figure: a wheelchair frame 10, a lifting member 20, a footrest member 30, a front armrest member 40;

a sponge backrest 101, armrest pads 102, a rear wheel kit 103, a vehicle body frame 104, a front wheel kit 105, a front wheel mounting seat 106, a control button 107, a long-handle brake 108 and a trolley handle 109;

a sponge cushion 201, a driven connecting rod 202, a rising electric push rod 203, a lifting component base 204 and a cushion bracket 205;

the device comprises a storage battery 301, a stepping motor push rod 302, an electric control box 303, a pedal 304, a linear guide rail 305, a pedal base 306 and a connecting piece 307;

a crutch 401, a hook 402, a slide block connecting frame 403, a spring 404, a slide block 405, a circular guide post 406, a shaft fixing seat 407 and a front handrail support 408.

Detailed Description

Embodiments of the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1, a wheelchair for easy getting up includes a wheelchair frame 10, a lifting member 20, a footboard member 30 and two sets of front armrest members 40; the lifting member 20 is installed in the wheelchair frame 10, and lifts a user seated on a seat plate thereof to a certain height; the pedal member 30 is installed below the lifting member 20, and the pedal thereof extends from the lower side of the seat plate, so that a user can conveniently place feet thereon; the front armrest part 40 is installed in front of the lifting part 20, and when the lifting part 20 is operated, a user can support the front armrest part 40 with his/her hand to get up by virtue of his/her strength. Through adopting the wheelchair of above-mentioned structure, it can make things convenient for the old man to use, can be convenient in the use moreover carry out the lifting to the old man to in its rising, strengthened the convenience that the old man used, through foretell running-board part 30 person of facilitating the use places the foot in addition, is convenient for it to accomodate simultaneously, can not influence normal use moreover.

As shown in fig. 2, further, the wheelchair frame 10 includes a sponge backrest 101, armrest pads 102, rear wheel assemblies 103, a body frame 104, front wheel assemblies 105, front wheel mounts 106, control buttons 107, a long-handle brake 108, and a cart handle 109; the car body frame 104 is formed by assembling 14 aluminum section cross beams, 4 aluminum section inclined beams, 6 aluminum section vertical rods and 4 lean tubes, and a sponge backrest 101 is arranged on the rear cross beam in an up-and-down winding mode; an armrest pad 102 and a control button 107 are arranged on the armrest bracket; a rear wheel sleeve 103 is arranged on the rear vertical beam; a front wheel mounting seat 106 is mounted on a bracket at the front lower end of the front wheel, a front wheel sleeve 105 is mounted on the front wheel mounting seat 106, and a front wheel of the front wheel sleeve 105 can rotate universally; a long-handle braking piece 108 is arranged in front of the rear wheel set 103 and is used for braking the wheels of the rear wheel set 103; the cart handle 109 is mounted on the upper portion of the rear end of the body frame and is assembled from 4 lean tubes.

The wheelchair frame 10 with the structure can be used for supporting and mounting the whole wheelchair components, the long-handle braking piece 108 can be matched with the rear wheel sleeve 103 to realize braking of the whole wheelchair, and the long-handle braking piece 108 adopts a link mechanism with a self-locking function.

As shown in fig. 3, further, the lifting member 20 comprises a sponge cushion 201, a driven link 202, a rising electric push rod 203, a lifting member base 204 and a cushion bracket 205; the driven connecting rod 202, the lifting component base 204 and the cushion bracket 205 are assembled by 4 aluminum section crossbeams, 4 aluminum section crossbeams and 4 aluminum section upright posts in total, and the sponge cushion 201 is tied on the cushion bracket 205 through cloth belts; the upper end of a driven link 202 of the lifting link is hinged to the cushion bracket 205, and the lower end of the driven link is hinged to the lifting component base 204; the end of the extending rod of the rising electric push rod 203 is hinged to the cushion bracket 205, the base of the rising electric push rod 203 is hinged to the lifting component base 204, and when the extending rod of the rising electric push rod 203 extends, the cushion bracket 205 is lifted to a certain height by the driven connecting rod 202.

Further, the driven connecting rod 202 adopts a parallelogram lifting structure and comprises two connecting rods which are arranged in parallel, the bottom ends of the two connecting rods are hinged on an upright post of the lifting component base 204, and the top ends of the two connecting rods are hinged on an upright post at the bottom of the cushion support 205. In specific use, through the whole cushion support 205 of electric putter 203 drive of getting up to rise, at its in-process that rises, parallelogram elevation structure is corresponding rotation also, and then realizes lifting up that cushion support 205 can be parallel, guarantees to lift up the in-process, and its sponge cushion 201 remains the horizontality throughout, and then plays fine guard action to the old man.

As shown in fig. 4, further, the pedal member 30 includes a battery 301, a stepping motor push rod 302, an electronic control box 303, a pedal 304, a linear guide 305, a pedal base 306 and a connecting member 307; the pedal base 306 is assembled by 3 aluminum profile beams, a set of linear guide rails 305 are respectively installed on two sides of the pedal base 306, a pedal 304 is installed between the linear guide rails 305, the rear end of the pedal base is connected with a base of a stepping motor push rod 302, the front end of an extension rod of the stepping motor push rod 302 is connected with the front edge of the pedal 304 through a connecting piece, and the stepping motor push rod 302 pushes the pedal 304 to extend forwards along the linear guide rails 305; the rear end of the pedal base 306 is also fixed with a storage battery 301 and an electric control box 303.

Through its convenience of accomodating of foretell running-board part 30, the bottom of accomodating the wheelchair that can be convenient, the old man of can being convenient for when stretching out moreover places the foot, plays the supporting role, has improved the travelling comfort of using.

In a specific use process, when the pedal plate 304 needs to be extended, the storage battery 301 supplies power to the stepping motor push rod 302, and the stepping motor push rod 302 pushes the pedal plate 304 to slide along the linear guide rail 305 to extend; when the pedal 304 is retracted, the stepping motor push rod 302 is used for retracting.

As shown in fig. 5, further, the front armrest component 40 includes a crutch 401, a hook 402, a slider connecting frame 403, a spring 404, a slider 405, a circular guide post 406, a shaft fixing seat 407 and a front armrest support 408; the sliding block 405 and the round guide post 406 form a guide rail pair, and two sets of guide rail pairs are arranged side by side and are respectively installed on the front handrail support 408; the slide block connecting frame 403 connects the slide blocks 405 of the two sets of guide rail pairs; the crutch 401 is hooked on the sliding block connecting frame 403 by the hook 402; the spring 404 is sleeved on the round guide post 406; the two ends of the circular guide post 406 are supported on the shaft fixing seat 407; the shaft fixing seat 407 is also mounted on the front armrest support 408; when a user presses the crutch 401 down, the hook 402 drives the slider 405 to move down, the spring 404 on the circular guide post 406 is compressed, the crutch 401 touches the ground, and when the spring 404 is reset, the crutch 401 is lifted so as to prevent the crutch 401 from touching the ground to block the movement of the wheelchair. The front armrest component 40 with the structure can be used for assisting the lifting action of the old, so that the old is well protected, and the use safety and convenience are improved. The spring 404 can restore the crutch 401 well, and ensure that the crutch can retract automatically after being extended.

Further, the hook 402 of the crutch 401 is detachably inserted into the insertion hole of the slider connecting frame 403. Through adopting detachable connected mode, improved its convenience of use, it can install and be equipped with according to user's needs moreover.

In the preferred embodiment, a method for using the wheelchair convenient for getting up is as follows:

step 1: when the wheelchair is in a rising posture, a user supports the crutch 401 of the front armrest component 40 with both hands, sits on the sponge cushion 201 with a small-amplitude knee bend, presses down the sitting button of the right control button 107, the lifting component 20 slowly descends, and the user sits with the lifting component;

step 2: the user presses the foot pedal extension button of the left control button 107, when the foot pedal 304 extends a certain distance and stops, the user's foot rests on it, and then presses the foot pedal extension button for a long time until the foot pedal is fully extended;

step 3: the user pulls the long-handle brake piece 108 to unlock the wheels of the rear wheel set 103, then holds the rolling rings of the rear wheel set 103 by hands and drives the rolling rings to rotate so as to move the wheelchair on the ground;

step 4: when a user rises, the long-handle braking piece 108 is pulled reversely to enable wheels of the rear wheel set 103 to be braked in a self-locking mode, then the pedal retraction button of the left control button 107 is pressed for a long time to enable the pedal 304 to be retracted, then the rising button of the right control button 107 is pressed, and the sponge cushion 201 of the lifting part 20 is lifted to slowly lift the hip of the user;

step 5: while the lifting part 20 is lifted, a user holds two walking sticks 401 of the front armrest part 40 with both hands until the lifting part 20 is completely lifted, and then the user stands up by means of the walking sticks 401;

step 6: after the user stands up, the right crutch 401 is lifted up and taken out from the slider connecting frame 403, and then the user can hold the crutch 401 to walk freely.

Claims (4)

1. A method of using a rise-facilitating wheelchair, the wheelchair comprising a wheelchair frame (10) for supporting an entire wheelchair assembly; a lifting part (20) for lifting a user on the seat plate is arranged in the middle of the wheelchair frame (10) and lifts the wheelchair frame to a certain height; a telescopic control pedal component (30) is arranged below the lifting component (20); front armrest components (40) for supporting hands are arranged in front of the wheelchair frame (10) and positioned at two sides of the lifting component (20);

the wheelchair frame (10) comprises a sponge backrest (101), armrest pads (102), a rear wheel kit (103), a body frame (104), a front wheel kit (105), a front wheel mounting seat (106), a control button (107), a long-handle brake piece (108) and a trolley handle (109); the sponge backrest (101) is mounted on a cross beam at the rear part of the vehicle body frame (104) in an up-and-down winding mode; the armrest pad (102) and the control button (107) are mounted on an armrest support of a vehicle body frame (104); the rear wheel kit (103) is mounted on a vertical beam at the rear part of the vehicle body frame (104); the front wheel mounting seat (106) is connected with a front lower end bracket of the vehicle body frame (104); the front wheel suite (105) is connected to the front wheel mounting seat (106), and the front wheel of the front wheel suite can rotate in a universal mode; the long-handle braking pieces (108) are symmetrically arranged on two side walls of the vehicle body frame (104), are positioned in front of the rear wheel sleeve piece (103), and are used for braking wheels of the rear wheel sleeve piece (103);

the lifting component (20) comprises a sponge cushion (201), a driven connecting rod (202), a rising electric push rod (203), a lifting component base (204) and a cushion bracket (205); the lifting component base (204) is fixedly arranged on a body frame (104) of the wheelchair frame (10), and the sponge cushion (201) is tied on the cushion bracket (205) through a cloth belt; the upper end of the driven connecting rod (202) is hinged to the cushion bracket (205), and the lower end of the driven connecting rod is hinged to an upright post of the lifting component base (204); the end part of an extension rod of the electric rising push rod (203) is hinged to the cushion bracket (205), a base of the electric rising push rod is hinged to the rising component base (204), and when the extension rod of the electric rising push rod (203) extends out, the cushion bracket (205) is lifted to a certain height by virtue of the driven connecting rod (202);

the front armrest component (40) comprises a crutch (401), a hook (402), a slide block connecting frame (403), a spring (404), a slide block (405), a circular guide post (406), a shaft fixing seat (407) and a front armrest support (408); the two front armrest brackets (408) are arranged in parallel and are fixed at the front end of a body frame (104) of the wheelchair frame (10); two round guide posts (406) are respectively fixed in parallel between the two front handrail supports (408) through two groups of shaft fixing seats (407); the sliding blocks (405) are sleeved on the circular guide columns (406) and form guide rail pairs, and the guide rail pairs are arranged in parallel; the slide block connecting frame (403) connects the slide blocks (405) of the two sets of guide rail pairs; the crutch (401) is hooked on the sliding block connecting frame (403) through a hook (402); the spring (404) is sleeved on the circular guide post (406), the bottom end of the spring (404) is in contact fit with the shaft fixing seat (407), and the top end of the spring is in contact fit with the lower end face of the sliding block (405);

the using method is characterized by comprising the following steps:

step 1: when the wheelchair is in a rising posture, a user supports a crutch (401) of a front armrest component (40) with two hands, a user sits on a sponge cushion (201) with a bent knee in a small amplitude, then presses a sitting button of a right control button (107), the rising component (20) slowly descends, and the user sits with the rising component;

step 2: the user presses a pedal extending button of a left control button (107), when the pedal (304) extends for a certain distance and stops, the foot of the user is placed on the pedal extending button, and then the pedal extending button is pressed for a long time until the pedal is completely extended;

step 3: a user pulls the long-handle brake piece (108) to unlock the wheels of the rear wheel set (103), holds the rolling ring of the rear wheel set (103) by hand and drives the rolling ring to rotate so as to enable the wheelchair to move on the ground;

step 4: when a user rises, firstly, the long-handle braking piece (108) is pulled reversely to enable wheels of the rear wheel set (103) to be braked in a self-locking mode, then, a pedal retraction button of the left control button (107) is pressed for a long time to enable the pedal (304) to be retracted, and then, a rising button of the right control button (107) is pressed to enable the sponge cushion (201) of the rising component (20) to rise so as to slowly rise the hip of the user;

step 5: while the lifting component (20) is lifted, a user holds two walking sticks (401) of the front armrest component (40) with both hands until the lifting component (20) is completely lifted, and then the user stands up by means of the walking sticks (401);

step 6: after the user stands up, the right walking stick (401) is lifted upwards and taken out from the sliding block connecting frame (403), and then the user can hold the walking stick (401) to walk freely.

2. The use method of the easy-to-get-up wheelchair as claimed in claim 1, wherein the use method comprises the following steps: the driven connecting rods (202) are of a parallelogram lifting structure and comprise two connecting rods which are arranged in parallel, the bottom ends of the two connecting rods are hinged to an upright post of a lifting component base (204), and the top ends of the two connecting rods are hinged to an upright post at the bottom of a cushion support (205).

3. The use method of the easy-to-get-up wheelchair as claimed in claim 1, wherein the use method comprises the following steps: the pedal component (30) comprises a storage battery (301), a stepping motor push rod (302), an electric control box (303), a pedal (304), a linear guide rail (305), a pedal base (306) and a connecting piece (307); the storage battery (301) and the electric control box (303) are fixed at the rear end of the pedal base (306); two sides of the pedal base (306) are respectively provided with a set of linear guide rails (305), and a pedal (304) is arranged between the linear guide rails (305); the base of the step motor push rod (302) is connected to the rear end of the pedal base (306), the front end of the extension rod of the step motor push rod is connected with the front edge of the pedal (304) through a connecting piece (307), and when the step motor push rod (302) works, the extension rod of the step motor push rod pushes the pedal (304) to extend forwards along the linear guide rail (305).

4. The use method of the easy-to-get-up wheelchair as claimed in claim 1, wherein the use method comprises the following steps: the hook (402) of the crutch (401) is detachably inserted into the jack of the sliding block connecting frame (403).

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