CN217391108U - Auxiliary walking device - Google Patents

Abstract

The utility model discloses an auxiliary walking device, which comprises a bottom frame, a first supporting piece, a second supporting piece, a sliding piece, a seat, a handrail and wheels; the wheels are arranged on the underframe; the lower end of the first supporting piece is arranged on the underframe; the lower end of the second supporting piece is pivoted to the first supporting piece or the underframe, and the upper end of the second supporting piece is pivoted to one end of the seat; the seat is pivoted with the sliding piece; the handrail is arranged on the sliding piece; the sliding part is arranged on the first supporting part and can slide along the central shaft direction of the first supporting part so as to drive the seat to be unfolded or folded relative to the first supporting part. The utility model discloses supplementary running gear can assist the user to stand the walking or supply the user to take, and the function is various, convenient to use.

Description

Auxiliary walking device

Technical Field

The utility model relates to a supplementary running gear especially relates to a can assist the supplementary running gear that the user stood the walking or supplied the user to take.

Background

Nowadays, there are many devices capable of assisting walking, such as wheelchairs, electric quadricycles, foldable walking sticks and chairs, etc., which provide certain convenience for the elderly and people with mobility disabilities to go out. However, the functions of these devices are very few, for example, the wheelchair can only be used by a user, and cannot automatically run, and the wheelchair is easy to fatigue in use; although the electric four-wheel vehicle can automatically travel, the electric four-wheel vehicle is inconvenient to fall when riding, great difficulty exists in the change of a user between a sitting posture and a standing posture, and the electric four-wheel vehicle cannot assist the user in walking; the foldable crutch chair assists a user to walk and has the function of a seat, so that the user can sit for rest but cannot drive; therefore, the existing walking assisting equipment has single function, is inconvenient to use and cannot meet various requirements of users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can assist the user to stand and walk or supply the user to take, various, the convenient to use's of function auxiliary traveling device.

In order to achieve the above object, the utility model provides an auxiliary walking device, which comprises an underframe, a first supporting piece, a second supporting piece, a sliding piece, a seat, an armrest and wheels; the wheels are arranged on the underframe; the lower end of the first supporting piece is arranged on the underframe; the lower end of the second supporting piece is pivoted to the first supporting piece or the underframe, and the upper end of the second supporting piece is pivoted to one end of the seat; the seat is pivoted with the sliding piece; the handrail is arranged on the sliding piece; the sliding part is arranged on the first supporting part and can slide along the central shaft direction of the first supporting part so as to drive the seat to be unfolded or folded relative to the first supporting part.

Compared with the prior art, because the utility model discloses a set up first support piece, second support piece and slider, make second support piece's upper end and seat pin joint, the seat again with the slider pin joint, and the slider set up with sliding again in on the first support piece, consequently, can pass through the slip of slider and drive the seat swing realizes the purpose that the seat can expand or fold up. When the seat is unfolded, a user can sit on the seat; when the seat is folded, a user can hold the handrail arranged on the sliding part to walk in a standing mode, and the purpose of assisting walking is achieved; therefore, the utility model discloses both can the auxiliary user stand the walking and can supply the user to take, realize the function of electronic wheelchair, four-wheel car or walking stick, the function is various, only needs to adjust the slider is in position on the first support piece can be adjusted into different user state, and it is very simple and convenient to use.

Preferably, the auxiliary walking device further comprises a first driving mechanism, and the first driving mechanism can drive the sliding piece to slide. Through setting up first actuating mechanism, can conveniently adjust the position of slider on relative first support piece to can adjust into different user state, adjust simply, effectively improve the convenience of using.

Preferably, the lower end of the first supporting member is pivoted to the bottom frame, a connecting member is disposed at the lower end of the first supporting member, one end of the connecting member is fixed to the lower end of the first supporting member, and the lower end of the second supporting member is pivoted to the connecting member.

Preferably, the walking assisting device further comprises a pedal plate, and the pedal plate is arranged on the underframe. By arranging the pedal plate, the feet of the user can be placed more comfortably when the user drives.

Specifically, the footboard is arranged in a foldable manner. By arranging the pedal plate into a foldable structure, when the pedal plate is opened, a user can put feet on the pedal plate and open the seat, so that the pedal plate can be used in a wheelchair or four-wheel drive mode; when the pedal plate is folded, a walking space on the ground can be reserved for a user, and the user can hold the handrail with two hands, so that the user can walk in a standing manner, the walking assisting function is achieved, and the use is very convenient.

Preferably, the seat comprises a base, a seat and a second driving mechanism, wherein one end of the seat is pivoted to the base, and the second driving mechanism is arranged between the seat and the base so as to drive the other end of the seat to be close to or far away from the base. Through the base with set up between the seat support second actuating mechanism makes the seat support can be relative the base carries out position control to make whole supplementary running gear have more user state, make the function various, improve convenience and the suitability of using.

Preferably, the auxiliary walking device further comprises a linkage mechanism, the armrest is pivoted to the sliding member, and the linkage mechanism is disposed between the seat and the armrest to drive the armrest to swing. By arranging the linkage mechanism, the armrests can be folded or unfolded along with the seat, and the use convenience is improved.

Specifically, the linkage mechanism comprises a linkage piece, one end of the linkage piece is pivoted with the other end of the seat, and the other end of the linkage piece is pivoted with the armrest.

Specifically, the armrest extends out of a connecting part, and the connecting part is located on the lower side of the armrest and is pivoted with the linkage piece. Through setting up connecting portion, can make the link drives easily the handrail swings to make the structure compacter reasonable.

Preferably, the armrest comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, an armrest rod and an armrest driving mechanism, wherein adjacent first connecting rod, second connecting rod, third connecting rod and fourth connecting rod are pivoted to form a quadrilateral, the armrest rod is fixed between any one of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod, and the armrest driving mechanism is arranged between any two of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod. Can make the handrail realize flexible function like this to the cooperation is whole supplementary running gear's different user state conveniently adjusts, improves convenience and the travelling comfort of using.

Preferably, the walking assisting device further comprises a backrest, and the backrest is arranged on the sliding member.

Preferably, the middle part of the underframe forms a walking area for a user to walk on the ground.

Preferably, the auxiliary walking device further comprises a third supporting member, one end of the third supporting member is pivotally connected to the bottom frame, the other end of the third supporting member is pivotally connected to the sliding member, and the lower end of the first supporting member is pivotally connected to the bottom frame. The first supporting piece is pivoted to the base frame, and the third supporting piece is arranged, so that a deformable triangle is formed among the first supporting piece, the sliding piece, the third supporting piece and the base frame, the first supporting piece can drive all the parts to synchronously adjust the positions while the sliding piece slides, and the posture of the whole auxiliary walking device in different use states is more reasonable.

Drawings

Fig. 1 is a perspective view of a walking-assisting device in a low-position sitting posture according to a first embodiment of the present invention.

Fig. 2 is another perspective view of the walking aid of the first embodiment of the present invention in a low-position sitting posture.

Fig. 3 is a side view of the walking assist device according to the first embodiment of the present invention in a low-position sitting posture.

Fig. 4 is a cross-sectional view of a walking assisting device in accordance with a first embodiment of the present invention.

Fig. 5 is an exploded view of the walking assist device according to the first embodiment of the present invention.

Fig. 6 is a perspective view of the walking assist apparatus according to the first embodiment of the present invention in a walking assist state.

Fig. 7 is a side view of the walking assist apparatus according to the first embodiment of the present invention in a walking assist state.

Fig. 8 is a perspective view of the walking assist apparatus according to the first embodiment of the present invention in a standing driving state.

Fig. 9 is a side view of the walking assist apparatus according to the first embodiment of the present invention in a standing driving state.

Fig. 10 is a perspective view of the walking assist device according to the first embodiment of the present invention in a high-position sitting posture.

Fig. 11 is a side view of the walking assist device according to the first embodiment of the present invention in a high-position sitting posture.

Fig. 12 is a perspective view of a walking assist apparatus according to a second embodiment of the present invention.

Fig. 13 is a side view of the walking assist device according to the second embodiment of the present invention.

Fig. 14 is a structural view of an armrest of a walking assist device according to a second embodiment of the present invention.

Detailed Description

In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

As shown in fig. 1 to 11, a structure of a walking assist apparatus 100 according to a first embodiment of the present invention is shown.

As shown in fig. 1 to 5, the walking assisting device 100 of the present embodiment includes an underframe 1, a first supporting member 2, a second supporting member 3, a sliding member 4, a seat 5, an armrest 6, a wheel 7 and a backrest 8; the base frame 1 is of a U-shaped structure, and the first supporting piece 2, the second supporting piece 3, the sliding piece 4, the handrail 6 and the wheel 7 are symmetrically arranged on two sides of the base frame 1. The number of the wheels 7 is four, the four wheels are respectively arranged at the front end and the rear end of the underframe 1, and the wheels 7 are automatically driven by a driving motor. The lower end of the first support member 2 is arranged on the underframe 1; the lower end of the second support 3 is arranged on the underframe 1; in this embodiment, the lower end of the first supporting member 2 is pivoted to the base frame 1, and the pivoting point is a; the upper end of the second support member 3 is pivoted to the front end of the seat 5, and the pivoting point is B; the rear end of the seat 5 is pivoted with a pivoting seat in the middle of the sliding part 4, and the pivoting point is C. The handrail 6 is provided on the slider 4 and extends forward of the walking assist device 100. The backrest 8 is disposed between the two sliding members 4. The sliding member 4 is disposed on the first supporting member 2 in a sleeved manner and can slide along the central axis direction of the first supporting member 2, so as to drive the seat 5 to be unfolded or folded relative to the first supporting member 2. Specifically, the following:

referring to fig. 4 and 5, the lower end of the first supporting member 2 is pivotally connected to the base frame 1, the lower end of the first supporting member 2 is provided with a connecting member 9, the auxiliary walking device 100 further includes a third supporting member 10, one end of the connecting member 9 is fixed to the lower end of the first supporting member 2, the lower end of the second supporting member 3 is pivotally connected to the other end of the connecting member 9, and the pivotal point is D. The front end of the bottom frame 1 is inclined upwards to extend out of a connecting portion 11, one end of the third supporting piece 10 is pivoted with the front end of the bottom frame 1, the pivoting point is E, the other end of the third supporting piece is pivoted with the other pivoting seat at the lower end of the sliding piece 4, and the pivoting point is F. Through the first supporting piece 2 pivoted to the base frame 1, the second supporting piece 3 pivoted to the connecting piece 9, the connecting piece 9 fixed to the first supporting piece 2 and the third supporting piece 10, a deformable triangle is formed among the first supporting piece 2, the sliding piece 4, the third supporting piece 10 and the base frame 1, and the first supporting piece 2 can drive all the components to synchronously adjust positions while the sliding piece 4 slides, so that the posture of the whole auxiliary walking device 100 in different use states is more reasonable. Specifically, because the utility model discloses supplementary running gear 100 needs to realize the switching of position of sitting and the appearance of standing, and the position of sitting back needs certain hypsokinesis angle, satisfies the requirement of comfort level, but the appearance of standing must keep upright to satisfy the demand of walking and the security of standing upright, consequently, through setting third support piece 10 when slider 4 is flexible, third support piece 10 can adjust simultaneously when position of sitting switches with the appearance of standing first support piece 2 is relative chassis 1's angle, and then can satisfy the demand of different gestures, its simple structure, convenient operation has greatly improved convenience and the travelling comfort of use.

In addition, the lower end of the first supporting member 2 may also be fixedly disposed on the bottom frame 1, and the lower end of the second supporting member 3 is pivotally disposed on the bottom frame 1, so that the folding or unfolding of the seat 5 is not affected, and the effects of the first embodiment can also be achieved.

Referring to fig. 2 and 4, the walking assisting device 100 further includes a first driving mechanism 110, and the first driving mechanism 110 is disposed between the second supporting member 3 and the sliding member 4 to drive the sliding member 4 to slide along the first supporting member 2. Specifically, in this embodiment, the first driving mechanism 110 is an electric push rod, the first cross rod 3a is fixedly connected between the two second supporting members 3, the second cross rod 4a is fixedly connected between the two sliding members 4, one end of the main body of the electric push rod is pivoted on the first cross rod 3a, the pivot point is G, the other end of the main body of the electric push rod is pivoted on the second cross rod 4a, and the pivot point is H. Through the arrangement of the first driving mechanism 110, the position of the sliding member 4 relative to the first supporting member 2 can be automatically and conveniently adjusted, so that the adjustment can be adjusted to different use states, the adjustment control is simple, and the use convenience is effectively improved. In addition, one end of the first driving mechanism 110 may be disposed on the bottom frame 1, and the output end of the first driving mechanism is disposed on the sliding member 4, so that the sliding member 4 may also be driven to slide along the first supporting member 2, so as to fold or unfold the seat 5.

Referring to fig. 1 and 6, a walking area 101 for a user to walk on the ground is formed in the middle of the base frame 1. The walking assisting apparatus 100 further includes a foot pedal 120, and the foot pedal 120 is disposed inside the front end of the chassis 1 and located at both sides of the walking region 101. By arranging the pedal 120, the feet of the user can be more comfortably placed when the user drives. Specifically, the pedal 120 can be rotated between a horizontal plane and a vertical plane through a rotating shaft, so as to be foldable. By arranging the pedal 120 in a foldable structure, when the pedal 120 is opened, a user can put feet on the pedal and open the seat 5, so that the pedal can be used in a wheelchair or a four-wheel drive mode; when the foot pedal 120 is folded, the user can walk on the ground in the walking area 101 and hold the handrail 6 with both hands, so as to realize standing walking by the aid of the walking aid 100, which is very convenient to use.

As shown in fig. 4 and 5, the chair 5 includes a base 51, a seat 52 and a second driving mechanism 53, the base 51 is a U-shaped structure, the seat 52 is located above the base 51, the rear end of the seat is pivoted to the rear end of the base 51, the pivot point is J, and the second driving mechanism 53 is disposed between the seat 52 and the base 51 to drive the other end of the seat 52 to be close to or far from the base 51. The second driving mechanism 53 is electrically driven, and has one end pivotally connected to the rear end of the base 51 at a pivot point M, and an output end pivotally connected to the lower side of the front end of the seat 52 at a pivot point O. By providing the second driving mechanism 53 between the base 51 and the seat 52, the seat 52 can be adjusted in position relative to the base 51, so that the entire walking assist apparatus 100 has more use states, and thus, functions are diversified, and convenience and applicability in use are improved.

As shown in fig. 2, 3 and 5, the walking assisting device 100 further includes a linkage mechanism 130, the armrest 6 is pivotally connected to another pivot seat at the upper end of the sliding member 4, the pivot point is K, and the armrest 6 extends forward of the walking assisting device 100. The linkage 130 is disposed between the seat 5 and the armrest 6 to drive the armrest 6 to swing. By providing the link mechanism 130, the arm rests 6 can be folded or unfolded along with the seat 5, thereby improving the convenience of use. Specifically, the linkage mechanism 130 includes a linkage 131, the armrest 6 extends to form a connecting arm 61, and the connecting arm 61 is located on the lower side of the armrest 6; one end of the linkage member 131 is pivotally connected to the other end of the seat 5, the pivot point is overlapped with the pivot point J, the other end of the linkage member 131 is pivotally connected to the connecting arm 61, and the pivot point is N. By arranging the connecting arm 61, the linkage 131 can easily drive the handrail 6 to swing, and the structure is more compact and reasonable.

In summary, the following describes each usage state of the walking assistance device 100 of the present embodiment in detail as follows:

as shown in fig. 1 and 3, when the first driving mechanism 110 is in a contracted state while driving in a normal sitting position, the first support 2 and the second support 3 are in a crossed state, and the slider 4 slides to the lowermost end of the first support 2. The seat 5 is opened with respect to the slider 4. The second drive mechanism 53 is also in a retracted state, and the seat 52 is adjacent to the base 51, so that the entire chair 5 is in a substantially horizontal state. The armrest 6 is opened relative to the slide 4. In addition, the foot pedal 120 is opened in a horizontal state. At this time, the user can sit on the seat 5 with both feet placed on the pedals 120, and can drive the electric four-wheel vehicle to automatically advance by controlling the driving motor of the auxiliary traveling device 100, thereby realizing the function of the electric four-wheel vehicle.

Referring to fig. 6 and 7, when the walking-assisting chair is used in a walking-assisting state, the first driving mechanism 110 is activated and the output end is extended in a normal sitting posture state, at this time, the first driving mechanism 110 drives the sliding member 4 to slide upwards along the first supporting member 2, the sliding member 4 drives the seat 5 to swing downwards integrally, and the second supporting member 3 swings along with the sliding member 4, so that the seat 5 and the second supporting member 3 are moved together in a direction between the two sliding members 4. Meanwhile, the sliding part 4 drives the third supporting part 10, and the third supporting part 10 drives the sliding part 4 and the first supporting part 2 to swing forward by a certain angle around the pivot point a, so as to achieve a state almost perpendicular to the bottom frame 1. Moreover, the sliding member 4 drives the linkage member 131, so that the linkage member 131 drives the armrest 6 to swing upwards by a certain angle, and the armrest 6 is in a horizontal state. Then, the two pedals 120 are folded. At this time, the user can hold the handrail 6 with both hands and can walk in the walking area 101 by the support of the walking aid 100.

Referring to fig. 8 and 9, when driving in a standing posture, the user may stand on the pedal 120 and activate the driving motor to drive the pedal to automatically move forward by opening the pedal 120 to a horizontal state in a walking assistance state.

Referring to fig. 10 and 11, when driving in the high-sitting posture, the second driving mechanism 53 is activated and the output end is extended in the walking-assisted state, and then the second driving mechanism 53 drives the seat 52 away from the base 51, so that the seat 52 swings upward to be substantially horizontal around the pivot point J, and then the user can drive in the high-sitting posture. In addition, the bicycle can be used after the high-standing sitting posture state is adjusted, or can be used after the bicycle is used in a normal sitting posture state and then is adjusted to the high-standing sitting posture state.

Compared with the prior art, because the utility model discloses a set up first support piece 2, second support piece 3 and slider 4, make the upper end of second support piece 3 and the pin joint of seat 5, seat 5 again with the pin joint of slider 4, and slider 4 set up with sliding again in on the first support piece 2, consequently, can pass through slider 4's slip and drive seat 5 swings, realizes the purpose that seat 5 can expand or fold up. When the seat 5 is unfolded, a user can sit on the seat; when the seat is folded, the user can hold the handrail 6 arranged on the sliding part 4 to walk in a standing mode, and the purpose of assisting walking is achieved; therefore, the utility model discloses both can the auxiliary user stand the walking and can supply the user to take again, realize the function of electronic wheelchair, four-wheel car or walking stick, the function is various, only needs to adjust slider 4 is in position on the first support piece 2 can be adjusted into the user state of difference, and it is very simple and convenient to use.

As shown in fig. 12 to 14, the structure of the walking assist device 100 according to the second embodiment of the present invention is shown.

The structure of the walking assist device 100 'of the present embodiment is basically the same as that of the embodiment, and the difference is the structure of the armrest 6'. The handrail 6 ' of the embodiment includes a first connecting rod 6a ', a second connecting rod 6b ', a third connecting rod 6c ', a fourth connecting rod 6d ', a handrail rod 6e ' and a handrail driving mechanism 6f ', adjacent two of the first connecting rod 6a ', the second connecting rod 6b ', the third connecting rod 6c ' and the fourth connecting rod 6d ' are pivoted to form a quadrangle, the handrail rod 6e ' is fixed between any one of the two, and the handrail driving mechanism 6f ' is disposed between any two of the two. Therefore, the handrail 6 'can realize the telescopic function, so that the whole auxiliary walking device 100' can be matched with different use states, the adjustment is convenient, and the use convenience and comfort are improved. In this embodiment, the first connecting rod 6a 'is provided with the connecting arm 61', the link 131 'is connected to the connecting arm 61', and a pivot point between the second connecting rod 6b 'and the first connecting rod 6 a' coincides with a pivot point where the armrest 6 'is pivoted on the sliding member 4'. The armrest 6 'is disposed on the third connecting rod 6 c'. One end of the handrail driving mechanism 6f ' is pivoted to the first connecting rod 6a ', and the output end is pivoted to the third connecting rod 6c '. The handrail driving mechanism 6 f' is an electric push rod. In addition, the shape of the chassis 1 'of the present embodiment is slightly different from that of the present embodiment, and a damping mechanism is provided between the front wheel and the chassis 1' of the present embodiment, so as to improve the comfort of use. The functions and effects of the walking assisting device 100' of the present embodiment are substantially the same as those of the first embodiment, and will not be described again.

The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.

Claims (13)

1. The utility model provides a supplementary running gear which characterized in that: comprises an underframe, a first supporting piece, a second supporting piece, a sliding piece, a seat, an armrest and wheels; the wheels are arranged on the underframe; the lower end of the first supporting piece is arranged on the underframe; the lower end of the second supporting piece is pivoted to the first supporting piece or the underframe, and the upper end of the second supporting piece is pivoted to one end of the seat; the seat is pivoted with the sliding piece; the handrail is arranged on the sliding piece; the sliding part is arranged on the first supporting part and can slide along the central shaft direction of the first supporting part so as to drive the seat to be unfolded or folded relative to the first supporting part.

2. The walking assist apparatus of claim 1, wherein: the auxiliary walking device further comprises a first driving mechanism, and the first driving mechanism can drive the sliding piece to slide.

3. The walking assist apparatus of claim 1, wherein: the lower end of the first supporting piece is pivoted to the bottom frame, a connecting piece is arranged at the lower end of the first supporting piece, one end of the connecting piece is fixed at the lower end of the first supporting piece, and the lower end of the second supporting piece is pivoted to the connecting piece.

4. The walking assist apparatus of claim 1, wherein: the auxiliary walking device further comprises a pedal plate, and the pedal plate is arranged on the underframe.

5. The walking assist apparatus of claim 4, wherein: the foot rest is arranged in a foldable manner.

6. The walking assist apparatus of claim 1, wherein: the seat comprises a base, a seat and a second driving mechanism, wherein one end of the seat is pivoted to the base, and the second driving mechanism is arranged between the seat and the base so as to drive the other end of the seat to be close to or far away from the base.

7. The walking assist apparatus of claim 1, wherein: the auxiliary walking device further comprises a linkage mechanism, the armrest is pivoted to the sliding piece, and the linkage mechanism is arranged between the seat and the armrest to drive the armrest to swing.

8. The walking assist apparatus of claim 7, wherein: the linkage mechanism comprises a linkage piece, one end of the linkage piece is pivoted with the other end of the seat, and the other end of the linkage piece is pivoted with the armrest.

9. The walking assist apparatus of claim 8, wherein: the handrail extends out of a connecting part, and the connecting part is positioned on the lower side of the handrail and is pivoted with the linkage piece.

10. The walking assist apparatus of claim 1, wherein: the handrail comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a handrail rod and a handrail driving mechanism, wherein the adjacent first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are pivoted to form a quadrangle, the handrail rod is fixed between any one of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod, and the handrail driving mechanism is arranged between any two of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod.

11. The walking assist apparatus of claim 1, wherein: the auxiliary walking device further comprises a backrest, and the backrest is arranged on the sliding piece.

12. The walking assist apparatus of claim 1, wherein: the middle part of the underframe forms a walking area for a user to walk on the ground.

13. Walking assist device according to any one of claims 1 to 12, wherein: the auxiliary walking device further comprises a third supporting piece, one end of the third supporting piece is pivoted with the bottom frame, the other end of the third supporting piece is pivoted with the sliding piece, and the lower end of the first supporting piece is pivoted with the bottom frame.

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