CN110812021A - A walker capable of sitting and walking and using method - Google Patents

Abstract

The invention discloses a walker capable of sitting and walking and a method of use. The user can not only support his walking, but also can sit and rest in it at any time, and at the same time, it can also assist the user to get up from a sitting position to a standing position. The walker includes an auxiliary stand-up part, a seat plate retractable part, a brake part, and a walker frame; the auxiliary stand-up part, which is installed above the walker frame, can assist the user to get up, and the user can support the walker. Walking; the seat plate retractable part is installed inside the walker frame, when the user sits down, the two seat plates can be laid flat, and after the user gets up, the two seat plates will be retracted to both sides; the brake The components are installed on both sides of the front lower part of the walker frame, and it controls the braking of the walker. The walker can take care of the walking needs of the elderly with inconvenient legs and feet.

Description

A walker capable of sitting and walking and using method

technical field

The invention relates to an old-age aid machine and a method of use, in particular to a walker that the old man can use alone and is convenient for walking and resting.

Background technique

With the advent of an aging society, there are more and more empty-nest elderly people, and many elderly people have inconvenient legs and feet. If they want to go out for a walk, they need to ask others for help. However, their children are busy with work and have no time to take care of the elderly. If they are sent to the orphanage, they are afraid that the elderly will not live as they wish, so the problem of the elderly with inconvenient legs and feet walking alone needs to be solved.

SUMMARY OF THE INVENTION

In view of the above problems, the main purpose of the present invention is to provide a walker that the elderly can use alone. The elderly can not only support their walking, but also can sit and rest in it at any time, and at the same time, it can also assist the elderly to get up from a sitting position to a standing position. .

In order to achieve the above-mentioned technical features, the purpose of the present invention is to achieve this: a walking aid for sitting and walking, which includes an auxiliary stand-up part, a seat plate retractable part, a braking part and a walker frame; the described The assisting stand-up part is installed above the walker frame, and assists the user to get up and support his walking; the seat plate retractable part is installed inside the walker frame, and ensures that the two seat plates can be placed before the user sits down After the user gets up, the two seat plates will be retracted to both sides; the brake parts are installed on both sides of the front lower part of the walker frame, and cooperate with the rear wheel parts of the walker frame to control Braking of the entire walker.

The auxiliary getting up component includes a push rod hinge seat, an electric push rod, a driven double link, an anti-drop bar, a handle, an electric control button, an arm support, a support frame for the standing up part and an arm support beam; the push rod support passes through the The screw is connected to the driven double link; the extension rod of the electric push rod is hinged to the push rod hinge seat, and the base is hinged to the walker frame; the two ends of the driven double link are respectively connected with the arm support beam It is hinged with the support frame of the getting up part; the anti-fall barrier is installed between the arm support beams on both sides, and is used to prevent the user from falling forward; the handle is installed at both ends of the anti-fall barrier, and the electric control button is installed on the The top of the handle; the arm rest is mounted on the arm rest beam and used to support the user's forearm.

The seat plate retractable part is composed of a seat plate part frame, an upper synchronous pulley, a synchronous pulley bracket, a synchronous belt, a guide rail, a synchronous belt pressure plate, a lower synchronous pulley, a motor bracket, a DC motor, a slider, and a slider connector. , seat plate support rod, metal hinge and seat plate; the upper synchronous pulley is installed in the synchronous pulley bracket; the synchronous belt is installed between the upper synchronous pulley and the lower synchronous pulley and together form a belt drive; The sliding block is installed on the guide rail, and the sliding block and the guide rail constitute a guide rail pair. There are two pairs of guide rail pairs arranged in front and rear on both sides of the frame of the seat plate; The pressure plate clamps the synchronous belt on the connecting piece of the slider; the DC motor is installed on the motor bracket, and its output shaft is fixedly connected with the lower synchronous pulley, and drives the synchronous belt to run, and the operation of the synchronous belt will drive the sliding block connecting piece along the The guide rail moves up and down; one end of the seat plate support rod is hinged to the slider connecting piece, and the other end is hinged to the seat plate; the seat plate has two left and right, the inner side of which is supported on the seat plate support rod, and the outer side is supported by a metal hinge It is hinged on the frame of the seat plate part, when the slider connecting piece moves upwards, the left and right seat plates are pushed by the seat plate support rod to rotate upwards around the metal hinge to the two sides of the inner wall of the seat plate part frame.

The brake component includes a steering gear bracket, a steering gear, a steering gear arm, an active link, a driven link, a brake guide rail, a slider frame and a brake pad; the steering gear is fixed on the brake guide rail through the steering gear bracket, The output shaft drives the active link to rotate through the steering arm; the active link drives the slider frame to slide back and forth along the brake guide rail through the driven link; the brake pad is fixed on the front side wall of the slider frame through screws , When the driving link rotates to a straight line with the driven link, and the link mechanism is at the dead center position, the raised strip of the brake pad is tightly pressed on the rear tire, thereby realizing the braking action.

The walker frame includes an electric control box, a front wheel bracket, a front wheel part, a battery, a rear wheel part and an aluminum alloy frame; the front wheel part is installed under the beams on both sides of the front part of the aluminum alloy frame through the front wheel bracket , the front wheel can rotate universally; the rear wheel parts are installed on the vertical beams on both sides of the rear part of the aluminum alloy frame; the battery and the electric control box are respectively fixed on both sides of the aluminum alloy frame.

The use method of the walker for sitting and walking, which comprises the following steps:

Step1: When the walker is in the walking position, its seat plate has been retracted to both sides. The user walks into the inside of the walker, holds the handle with his hand, and places the forearm in the arm rest. At this time, the user can rely on the walker. walk; walk

Step2: If the user wants to sit down and rest, press the electric control button on the top of the left handle with the thumb of the left hand, the steering gear rotates, and the raised strip of the driving brake pad and the rear wheel tire of the rear wheel part are pressed tightly to realize braking, and then The DC motor works and is driven by the synchronous belt to make the two seat plates rotate to the horizontal position;

Step3: After the two seat plates are laid flat, the electric push rod extends and retracts, driving the driven double link to rotate downward. At the same time, the user holds the handle, and his forearm supports the arm rest and sits down slowly;

Step4: If the user wants to walk again, the user presses the right electric control button with the right thumb, the electric push rod extends out of the rod, and drives the driven double link to rotate, the arm support is lifted diagonally upward, and the user follows Slowly lift it up until it stands up, then the DC motor works immediately, folds the two seat plates to the sides, and then the steering gear rotates in the opposite direction, so that the raised strip of the brake pad is disengaged from the rear wheel tire of the rear wheel part, At this time, the user is in a walking posture, and the user can walk again with the walker;

Step5: When the walker is in the walking position, the user can also turn around and walk out of the walker.

The present invention has the following beneficial effects:

1. The walker provided by the present invention not only has the function of assisting the user to walk by the walking aid device on the market, but also the user can sit on the seat plate to rest without turning around, and at the same time, the user can also rely on its auxiliary getting up parts to get up. Getting up and sitting down, this design fully takes care of the walking needs of the elderly with handicapped legs.

2. The walker provided by the present invention can be operated independently by the elderly without the assistance of others. For this reason, its auxiliary stand-up parts, seat plate retractable parts and brake parts are all electrically controlled, and the user only needs to press the thumb on the top of the handle. The electric control button can automatically complete the actions of the above three components by the motor-driven transmission mechanism.

3. The seat plate of the walker provided by the present invention is divided into left and right parts. Before the user walks, the two seat plates are retracted to the sides of the walker to avoid the seat plate behind the user's thigh hindering the user's walking.

4. The assisting stand-up component of the walker provided by the present invention adopts the driven double link as a parallel link mechanism. This design ensures that the user's forearm can move obliquely upward in a horizontal posture, so that the user can get up with help.

5. The seat plate retractable part of the walker provided by the present invention adopts a crank-slider mechanism, the slider is driven by the synchronous belt, and the slider then drives the seat plate support rod to rotate and retract the left and right seat plates. When the seat plate is rotated to the flat position, the slider is limited by the block below. At this time, the seat plate support rod can support the seat plate, so that the seat plate can withstand the pressure generated when the user sits down.

Description of drawings

The present invention will be further described below with reference to the accompanying drawings and embodiments.

FIG. 1 is an overall structural diagram of the present invention.

FIG. 2 is a structural diagram of an auxiliary getting up component of the present invention.

FIG. 3 is a structural diagram of the seat plate retractable component of the present invention.

FIG. 4 is a structural diagram of a brake component of the present invention.

FIG. 5 is a structural diagram of the walker frame of the present invention.

In the figure: the auxiliary stand-up part 10, the seat plate retractable part 20, the brake part 30, the walker frame part 40;

Push rod hinge seat 101, electric push rod 102, driven double link 103, anti-fall stop bar 104, handle 105, electric control button 106, arm rest 107, stand-up part support frame 108, arm support beam 109;

Seat plate frame 201, upper synchronous pulley 202, synchronous pulley bracket 203, synchronous belt 204, guide rail 205, synchronous belt pressure plate 206, lower synchronous pulley 207, motor bracket 208, DC motor 209, slider 210, slider connecting piece 211, seat plate support rod 212, metal hinge 213, seat plate 214;

Steering gear bracket 301, steering gear 302, steering gear arm 303, active link 304, driven link 305, brake guide rail 306, slider frame 307, brake pad 308;

Electric control box 401 , front wheel bracket 402 , front wheel part 403 , battery 404 , rear wheel part 405 , aluminum alloy frame 406 .

Detailed ways

The embodiments of the present invention will be further described below with reference to the accompanying drawings.

Example 1:

As shown in FIG. 1 , a walker capable of sitting and walking, including an auxiliary stand-up part 10, a seat plate storage part 20, a brake part 30 and a walker frame 40, the auxiliary stand-up part 10 is installed on the walker Above the rack 40, the user can be assisted to get up, and the user can support him to walk; the seat plate storage part 20 is installed inside the walker frame 40, when the user sits down, the two seat plates can be laid flat, and the user can After getting up, the two seat plates will be retracted to both sides; the brake parts 30 are installed on both sides of the front lower part of the walker frame 40, and it controls the braking of the walker. By adopting the walker with the above structure, it is mainly used for the elderly, it can assist the walking of the elderly, and play a good supporting role for the elderly. Moreover, the seat plate receiving member 20 can facilitate the riding of the elderly.

As shown in FIG. 2, further, the auxiliary getting up component 10 includes a push rod hinge seat 101, an electric push rod 102, a driven double link 103, an anti-fall stop bar 104, a handle 105, an electric control button 106, an arm support 107, The stand-up component support frame 108 and the arm support beam 109, the push rod hinge seat 101 is connected to the driven double link 103 by screws; the electric push rod 102, its extension rod is hinged to the push rod hinge seat 101, which is The machine base is hinged to the walker frame 40; the two ends of the driven double link 103 are hinged with the arm support beam 109 and the stand-up part support frame 108 respectively; are connected to prevent the user from falling forward; the handle 105 is installed on both ends of the anti-fall stop bar 104, and the electric control button 106 is installed on the top of the handle 105; the arm support 107 is installed on the arm support beam 109, The user's forearm is supported in it. The above structure is mainly used to assist the standing process of the elderly. When the elderly needs to stand, the electric push rod 102 is controlled, and then the driven double link 103 is pushed by the electric push rod 102, and then driven by the driven double link 103. The arm support beam 109 at the top lifts up and down, and finally the arm support 107 is lifted up by the arm support beam 109 , which ensures that the arms of the elderly can be assisted to support, thereby facilitating their standing.

3, further, the seat plate retractable part 20 includes a seat plate part frame 201, an upper synchronous pulley 202, a synchronous belt bracket 203, a synchronous belt 204, a guide rail 205, a synchronous belt pressure plate 206, a lower synchronous pulley 207, and a motor Bracket 208, DC motor 209, slider 210, slider connector 211, seat plate support rod 212, metal hinge 213, seat plate 214, the upper synchronous pulley 202 is installed in the synchronous pulley bracket 203; the The synchronous belt 204 is installed between the upper synchronous pulley 202 and the lower synchronous pulley 207, and the three of them constitute a belt drive; the slider 210 is installed on the guide rail 205, and the slider 210 and the guide rail 205 constitute a guide rail pair. On both sides of the frame 201, there are two pairs of guide rails arranged in the front and rear; the slider connector 211 connects the front and rear sliders 210, and the timing belt pressing plate 206 clamps the timing belt 204 on the slider connector 211; The DC motor 209 is installed on the motor bracket 208, and its output shaft is fixedly connected with the lower synchronous pulley 207, which drives the synchronous belt 204 to run, and the synchronous belt 204 runs and drives the slider connector 211 to move up and down along the guide rail 205; One end of the seat plate support rod 212 is hinged to the slider connecting member 211, and the other end is hinged to the seat plate 214; the seat plate 214 has two left and right, their inner sides are supported on the seat plate support rod 212, and their outer sides pass through metal hinges 213 is hinged on the seat plate component frame 201, when the slider connecting piece 211 moves upward, the left and right seat plates 214 are pushed around the metal hinge 213 to rotate upwards to both sides of the inner wall of the seat plate component frame 201 through the seat plate support rod 212. . The seat plate retractable member 20 can be conveniently retracted and put down, thereby ensuring that the elderly can be used for riding during use, and can be retracted during walking to provide space for walking.

In the specific work process, when it is necessary to sit down and rest, the lower synchronous pulley 207 is driven by the DC motor 209, and then the sliding block connector 211 synchronously driven by the lower synchronous pulley 207 slides along the guide rail 205, and then the sliding block The connecting member 211 drives the seat plate support rod 212 to drive the hinged seat plate 214 to rotate, thereby making the seat plate 214 open or erect.

4, further, the brake component 30 includes a steering gear bracket 301, a steering gear 302, a steering gear arm 303, a driving link 304, a driven link 305, a brake guide rail 306, a slider frame 307, and a brake pad 308 , the steering gear 302 is fixed on the brake guide rail 306 through the steering gear bracket 301, and its output shaft drives the driving link 304 to rotate through the steering gear arm 303, and the driving link 304 drives the slider through the driven link 305. The frame 307 slides back and forth along the brake guide rail 306, the brake pads 308 are fastened to the front of the slider frame 307 by screws, and when the driving link 304 rotates to a straight line with the driven link 305, the link mechanism is at the dead center position When the brake pads 308 are pressed tightly against the rear tires, the braking action is realized. The above-mentioned brake component 30 is mainly used for braking, thereby ensuring that it can play a safe role when it stops. The driven link 305 is driven by the active link 304 to rotate, and then the driven link 305 drives the slider frame 307 to slide along the brake guide rail 306, and pushes the slider frame 307 to slide, and then drives the brake pad 308 through the slider frame 307 Press the rear wheel member 405 to realize braking.

5, further, the walker frame 40 includes an electric control box 401, a front wheel bracket 402, a front wheel part 403, a battery 404, a rear wheel part 405, and an aluminum alloy frame 406; the front wheel part 403 The front wheel brackets 402 are installed under the beams on both sides of the front of the aluminum alloy frame 406, and the front wheels can rotate in all directions; the rear wheel components 405 are installed on the vertical beams on both sides of the rear of the aluminum alloy frame 406; the battery 404 The electric control box 401 is fixed on the aluminum alloy frame 406 on the left and the right. The walker frame 40 described above can be used to support the entire device.

Example 2:

Any one of the described methods of using a walker for sitting and walking, which comprises the following steps:

Step1: When the walker is in the walking aid posture, its seat plate 214 has been retracted to both sides. The user walks into the inside of the walker, holds the handle 105 with his hand, and places the forearm in the arm rest 107. At this time, the user Able to walk on a walker;

Step2: If the user wants to sit down and rest, press the electric control button 106 at the top of the left handle 105 with the thumb of the left hand, the steering gear 302 rotates, and drives the raised strip of the brake pad 308 to press the rear tire of the rear wheel part 405 tightly. , realize braking, and then the DC motor 209 works, driven by the synchronous belt 204, so that the two seat plates 214 rotate to the horizontal position;

Step3: After the two seat plates 214 are leveled, the electric push rod 102 extends out and retracts, driving the driven double link 103 to rotate downward, and at the same time the user holds the handle 105, and his forearm supports the arm rest 107 and then slowly sit down;

Step4: If the user wants to walk again, the user presses the right electric control button 106 with the right thumb, the electric push rod 102 extends out of the rod, and drives the driven double link 103 to rotate, and the arm support 107 is lifted obliquely upwards. At the same time, the user slowly lifts up until he stands up, and then the DC motor 209 works immediately, retracting the two seat plates to both sides, and then the steering gear 302 rotates in the opposite direction, so that the raised strip of the brake pad 308 is connected to the rear wheel part. The rear tires of the 405 are disengaged, and the user is in a walking posture at this time, and the user can walk on the walker again;

Step5: When the walker is in the walking position, the user can also turn around and walk out of the walker.

Claims (6)

1. A walking aid vehicle convenient for sitting and walking is characterized in that: it comprises an auxiliary rising part (10), a seat plate folding and unfolding part (20), a brake part (30) and a walking aid frame (40); the auxiliary rising part (10) is arranged above the frame (40) of the walking aid vehicle and is used for assisting a user to rise and support the user to walk; the seat plate folding and unfolding component (20) is arranged in the frame (40) of the walking aid vehicle, and ensures that the two seat plates can be laid flat before a user sits down and can be folded towards two sides after the user gets up; the brake components (30) are arranged on two sides of the front lower part of the walking aid frame (40) and are matched with the rear wheel component (405) of the walking aid frame (40) to control the brake of the whole walking aid.

2. The walker for both sitting and walking and defecation according to claim 1, wherein: the auxiliary rising part (10) comprises a push rod hinge seat (101), an electric push rod (102), a driven double connecting rod (103), an anti-falling barrier strip (104), a handle (105), an electric control button (106), an arm support (107), a rising part support frame (108) and an arm support beam (109); the push rod bracket (101) is connected to the driven double connecting rod (103) through a screw; the extension bar of the electric push rod (102) is hinged to a push rod hinged seat (101), and the seat of the electric push rod is hinged to the walking aid frame (40); two ends of the driven double connecting rod (103) are respectively hinged with the arm support beam (109) and the rising part supporting frame (108); the anti-falling barrier strip (104) is arranged between the arm support cross beams (109) at two sides and is used for preventing a user from falling forward; the handles (105) are arranged at two ends of the anti-falling barrier strip (104), and the electric control button (106) is arranged at the top end of the handles (105); the arm support (107) is mounted on an arm support beam (109) and is used for supporting the forearm of a user.

3. The walker for both sitting and walking and defecation according to claim 1, wherein: the seat plate folding and unfolding component (20) comprises a seat plate component frame (201), an upper synchronous pulley (202), a synchronous pulley bracket (203), a synchronous belt (204), a guide rail (205), a synchronous belt pressing plate (206), a lower synchronous pulley (207), a motor bracket (208), a direct current motor (209), a sliding block (210), a sliding block connecting piece (211), a seat plate supporting rod (212), a metal hinge (213) and a seat plate (214); the upper synchronous pulley (202) is arranged in a synchronous pulley bracket (203); the synchronous belt (204) is arranged between the upper synchronous pulley (202) and the lower synchronous pulley (207) and jointly forms belt transmission; the sliding block (210) is arranged on the guide rail (205), the sliding block (210) and the guide rail (205) form a guide rail pair, and two pairs of guide rail pairs which are arranged in the front and back are respectively arranged on two sides of the base plate component frame (201); the sliding block connecting piece (211) is arranged on a front sliding block (210) and a rear sliding block (210), and the synchronous belt (204) is clamped on the sliding block connecting piece (211) by the synchronous belt pressing plate (206); the direct current motor (209) is arranged on the motor bracket (208), an output shaft of the direct current motor is fixedly connected with a synchronous pulley (207) below the direct current motor and drives the synchronous belt (204) to run, and the running of the synchronous belt (204) drives the sliding block connecting piece (211) to move up and down along the guide rail (205); one end of the seat plate supporting rod (212) is hinged to the sliding block connecting piece (211), and the other end of the seat plate supporting rod is hinged to the seat plate (214); the seat plate (214) is provided with a left seat plate and a right seat plate, the inner side of the seat plate (214) is supported on a seat plate supporting rod (212), the outer side of the seat plate (214) is hinged on the seat plate component frame (201) through a metal hinge (213), and when the sliding block connecting piece (211) moves upwards, the left seat plate and the right seat plate (214) are pushed to rotate upwards to the two sides of the inner wall of the seat plate component frame (201) around the metal hinge (213) through the seat plate supporting rod (212.

4. The walker for both sitting and walking and defecation according to claim 1, wherein: the brake component (30) comprises a steering engine bracket (301), a steering engine (302), a steering engine arm (303), a driving connecting rod (304), a driven connecting rod (305), a brake guide rail (306), a sliding block frame (307) and a brake pad (308); the steering engine (302) is fixedly connected to the brake guide rail (306) through a steering engine bracket (301), and an output shaft of the steering engine (302) drives the driving connecting rod (304) to rotate through a steering engine arm (303); the driving connecting rod (304) drives the sliding block frame (307) to slide back and forth along the brake guide rail (306) through the driven connecting rod (305); the brake block (308) is fixedly connected to the front side wall of the sliding block frame (307) through a screw, when the driving connecting rod (304) rotates to be positioned on the same straight line with the driven connecting rod (305), and the connecting rod mechanism is positioned at a dead point position, the convex strip of the brake block (308) is tightly pressed on a rear wheel tire, so that the braking action is realized.

5. The walker for both sitting and walking and defecation according to claim 1, wherein: the walking aid frame (40) comprises an electric cabinet (401), a front wheel bracket (402), a front wheel component (403), a storage battery (404), a rear wheel component (405) and an aluminum alloy frame (406); the front wheel component (403) is arranged below cross beams on two sides of the front part of the aluminum alloy frame (406) through a front wheel bracket (402), and the front wheel of the front wheel component can rotate universally; the rear wheel component (405) is arranged on vertical beams on two sides of the rear part of the aluminum alloy frame (406); the storage battery (404) and the electric cabinet (401) are respectively fixed on two sides of an aluminum alloy frame (406).

6. The use of the walker for the sitting and running of both feces as claimed in any one of claims 1 to 5 is characterized in that it comprises the following steps:

step 1: when the walker is in the walking-assisting posture, the seat plate (214) is folded towards two sides, the user walks into the walker, holds the handle (105) by hands and places the small arm in the arm support (107), and the user can walk by depending on the walker at the moment;

step 2: if a user wants to sit down for rest, the user presses an electric control button (106) at the top end of a left handle (105) with the thumb of the left hand, a steering engine (302) rotates to drive a convex strip of a brake pad (308) to be pressed tightly with a rear wheel tire of a rear wheel component (405) to realize braking, then a direct current motor (209) works and is driven by a synchronous belt (204) to enable two seat plates (214) to rotate to the horizontal position;

step 3: after the two seat plates (214) are laid flat, the electric push rod (102) extends out of the rod to retract, the driven double connecting rods (103) are driven to rotate downwards, meanwhile, a user holds the handle (105), and the small arm of the user supports the arm support (107) to slowly sit down;

step 4: if the user wants to walk again, the user presses the right electric control button (106) by using the thumb of the right hand, the electric push rod (102) extends out of the rod to drive the driven double-connecting rod (103) to rotate, the arm support (107) is lifted obliquely upwards, meanwhile, the user slowly lifts along with the arm support until standing, then the direct current motor (209) works immediately to pack the two seat plates towards two sides, then the steering engine (302) rotates reversely to enable the protruding strip of the brake pad (308) to be separated from the rear wheel tire of the rear wheel component (405), and at the moment, the electric push rod is in a walking assisting posture, and the user can walk on the walking assisting vehicle again;

step 5: when the walker is in the walking-assist posture, the user can turn around to walk out of the walker.

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