CN220089805U - Wheelchair with standing auxiliary supporting structure - Google Patents

Abstract

The utility model belongs to the field of wheelchairs, in particular to a wheelchair with a standing auxiliary supporting structure, which aims at the problem that the handrail frame of the existing auxiliary standing wheelchair cannot be adjusted, so that a user cannot find the most effective force supporting point on the handrail frame along with the inclination of a seat panel in the standing auxiliary supporting process.

Description

Wheelchair with standing auxiliary supporting structure

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a wheelchair with a standing auxiliary supporting structure.

Background

Through searching, although the auxiliary standing wheelchair proposed by the patent with the publication number of CN215425613U is in contact with the ground through the pedal mechanism and the auxiliary supporting mechanism, the auxiliary standing wheelchair plays a role in safely supporting a user in the standing process, the auxiliary standing wheelchair helps the user on the wheelchair to stand up in a comfortable and natural auxiliary mode, safely and conveniently solves the most common problems for inconvenient people and nursing staff, and also conveys the patient from the wheelchair to another place, such as a toilet or a bed. These handling activities have problems with adverse effects on the caregivers' body, but also have the following drawbacks:

the user can not consciously grasp the armrest frame to support when assisting in standing, but the armrest frame of the wheelchair for assisting in standing can not be adjusted, so that in the process of assisting in supporting and standing, the user can not find the most effective supporting point for exerting force on the armrest frame along with the inclination of the seat panel, and the user can easily fall down after standing.

In view of the above, the present document proposes a wheelchair with a standing assistance support structure.

Disclosure of Invention

The utility model provides a wheelchair with a standing auxiliary supporting structure, which solves the defects that in the prior art, the armrest frame of the auxiliary standing wheelchair cannot be adjusted, so that a user cannot find the most effective force supporting point on the armrest frame along with the inclination of a seat panel in the standing auxiliary supporting process, and the user easily falls down after standing.

The utility model provides the following technical scheme:

a wheelchair having a standing assist support structure, comprising:

the chair comprises a chair frame, wherein two groups of handrail frames are symmetrically connected to the chair frame, and two groups of connecting frames are symmetrically connected to the outer walls of two sides of the two groups of handrail frames, which are far away from each other;

the two sets of handrail boards, two sets of handrail boards are located respectively just above two sets of handrail framves and the two sets of link, two sets of symmetrical slidable mounting has first sliding seat on the outer wall of handrail frame, two sets of symmetrical slidable mounting has the second sliding seat on the outer wall of link, every group first sliding seat and the top of second sliding seat and the bottom fixed connection of a set of handrail board, two sets of symmetrical mounting has two sets of first sliders on the outer wall of handrail frame, two sets of symmetrical mounting has two sets of second sliders on the outer wall of link, two sets of the top fixedly connected with two sets of first stoppers of first slider, two sets of the top fixedly connected with two sets of second stoppers of second slider.

In one possible design, two sets of the bottom symmetry of handrail board has been seted up and is used for holding two sets of first slider and the gliding two sets of first spacing spouts of first stopper, and two sets of handrail board's bottom is still symmetrically seted up two sets of second spacing spouts that are used for holding two sets of second slider and the gliding second stopper.

In one possible design, each set of the first slider and the second slider is arranged in parallel.

In one possible design, one end of each set of the armrest plates is provided with an arc-shaped curved surface.

In one possible design, two groups of driving rear wheels are arranged on two sides of the chair frame, two groups of universal front wheels are arranged at the bottom of the chair frame, a backrest is arranged at one end of the chair frame, a pedal mechanism is arranged at the other end of the chair frame, and a linkage mechanism is arranged on two sides of the pedal mechanism.

In one possible design, the top of the chair frame is provided with a seat panel, and the bottom of the seat panel is provided with a standing assist mechanism.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

According to the utility model, the two groups of the first sliding seats and the second sliding seats slide on the two groups of the handrail frames and the connecting frames, so that the two groups of handrail plates slide outwards, the supporting points of the handrail frames can be prolonged, the two groups of the first limiting blocks and the second limiting blocks slide in the first limiting sliding grooves and the second limiting sliding grooves in the handrail plates, the handrail plates are limited, the bearing capacity of the handrail plates after being prolonged is increased, a user can find the most suitable force-applying point on the handrail plates when carrying out auxiliary standing, and the handrail plates are used for effective supporting.

Drawings

FIG. 1 is a schematic diagram of a wheelchair with a standing assist support structure according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a rear-view unfolded structure of a wheelchair with a standing assist support structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an exploded view of an armrest plate of a wheelchair with a standing assist support structure according to an embodiment of the present utility model;

fig. 4 is a schematic sectional exploded view of an armrest plate for a wheelchair having a standing assist support structure according to an embodiment of the present utility model.

Reference numerals:

1. a chair frame; 2. driving a rear wheel; 3. a universal front wheel; 4. a backrest; 5. a pedal mechanism; 6. a seat panel; 7. a standing assist mechanism; 8. a linkage mechanism; 9. a handrail frame; 10. a connecting frame; 11. a first sliding seat; 12. a second sliding seat; 13. a handrail plate; 14. a first slider; 15. a second slider; 16. a first limiting block; 17. a second limiting block; 18. the first limiting chute; 19. and the second limiting chute.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Examples

Referring to fig. 1-4, a wheelchair having a standing assist support structure, comprising:

the chair comprises a chair frame 1, wherein two groups of armrest frames 9 are symmetrically connected to the chair frame 1, and two groups of connecting frames 10 are symmetrically connected to the outer walls of two sides of the two groups of armrest frames 9 which are far away from each other;

the two groups of handrail plates 13 are respectively positioned right above the two groups of handrail frames 9 and the two groups of connecting frames 10, the outer walls of the two groups of handrail frames 9 are symmetrically provided with first sliding seats 11 in a sliding mode, the outer walls of the two groups of connecting frames 10 are symmetrically provided with second sliding seats 12 in a sliding mode, the tops of the first sliding seats 11 and the second sliding seats 12 of each group are fixedly connected with the bottoms of the handrail plates 13, the outer walls of the two groups of handrail frames 9 are symmetrically provided with two groups of first sliding blocks 14, the outer walls of the two groups of connecting frames 10 are symmetrically provided with two groups of second sliding blocks 15, the tops of the two groups of first sliding blocks 14 are fixedly connected with two groups of first limiting blocks 16, and the tops of the two groups of second sliding blocks 15 are fixedly connected with two groups of second limiting blocks 17.

Two groups of first limiting sliding grooves 18 for accommodating two groups of first sliding blocks 14 and sliding of first limiting blocks 16 are symmetrically formed in the bottoms of the two groups of handrail plates 13, and two groups of second limiting sliding grooves 19 for accommodating two groups of second sliding blocks 15 and sliding of second limiting blocks 17 are symmetrically formed in the bottoms of the two groups of handrail plates 13.

The technical scheme can achieve the technical effects that the two groups of handrail plates 13 slide outwards through the sliding of the two groups of first sliding seats 11 and the second sliding seats 12 on the two groups of handrail frames 9 and the connecting frame 10, the supporting points of the handrail frames 9 can be prolonged, the handrail plates 13 are limited through the sliding of the two groups of first limiting blocks 16 and second limiting blocks 17 on the two groups of first sliding blocks 14 and second sliding blocks 15 in the first limiting sliding grooves 18 and the second limiting sliding grooves 19 in the handrail plates 13, and the carrying capacity of the handrail plates 13 after the extension is increased.

Referring to fig. 1-4, one end of each set of armrest plates 13 is provided with an arcuate curved surface.

The technical scheme can achieve the technical effect that the armrest plate 13 is more in accordance with human engineering in normal use through the arrangement of the arc-shaped curved surface.

Referring to fig. 1 and 2, two sets of driving rear wheels 2 are arranged on two sides of a chair frame 1, two sets of universal front wheels 3 are arranged at the bottom of the chair frame 1, a backrest 4 is arranged at one end of the chair frame 1, a pedal mechanism 5 is arranged at the other end of the chair frame 1, a linkage mechanism 8 is arranged on two sides of the pedal mechanism 5, a seat panel 6 is arranged at the top of the chair frame 1, and a standing auxiliary mechanism 7 is arranged at the bottom of the seat panel 6.

The technical scheme can achieve the technical effects of assisting a user to stand and playing a safe supporting role by combining the standing auxiliary mechanism 7 with the linkage mechanism 8.

The chair frame 1, the driving rear wheel 2, the universal front wheel 3, the backrest 4, the pedal mechanism 5, the seat panel 6, the standing auxiliary mechanism 7 and the linkage mechanism 8 are the same as those of a chair frame, a rear wheel shaft, the universal front wheel, the driving rear wheel, a circular groove platform, a connecting cantilever, a wheelchair backrest, the seat panel, a supporting arm connecting shaft, an upper supporting arm, a lower supporting arm, an electric telescopic rod, a driving rod, a hand brake, a claw, a spring, a hand brake wire, a connecting shaft, a pedal push rod, a pedal swing rod, a pedal, a connecting rod, an auxiliary supporting frame and an auxiliary supporting foot in the auxiliary standing wheelchair with the bulletin number of CN 215425613U.

The working principle and the using flow of the technical scheme are as follows:

when a user sits on the seat panel 6 and then stands up and leaves the wheelchair, the user can stand up through the standing assisting mechanism 7, in the standing process, the two groups of handrail plates 13 slide outwards through the two groups of first sliding seats 11 and the second sliding seats 12 on the two groups of handrail frames 9 and the connecting frame 10, the supporting points of the handrail frames 9 can be prolonged, the two groups of first limiting blocks 16 and second limiting blocks 17 on the two groups of first sliding blocks 14 and the second sliding blocks 15 slide in the first limiting sliding grooves 18 and the second limiting sliding grooves 19 in the handrail plates 13, the handrail plates 13 are limited, the carrying capacity after the extension of the handrail plates 13 is increased, the user can find the most suitable stress point on the handrail plates 13 when standing up in an assisting mode, and the user can effectively support the wheelchair through the handrail plates 13.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (6)

1. A wheelchair having a standing assist support structure comprising:

the chair comprises a chair frame (1), wherein two groups of armrest frames (9) are symmetrically connected to the chair frame (1), and two groups of connecting frames (10) are symmetrically connected to the outer walls of two sides, away from each other, of the two groups of armrest frames (9);

two sets of handrail boards (13), two sets of handrail boards (13) are located respectively just above two sets of handrail frame (9) and two sets of link (10), two sets of symmetry slidable mounting has first sliding seat (11) on the outer wall of handrail frame (9), two sets of symmetrical slidable mounting has second sliding seat (12) on the outer wall of link (10), every group the top of first sliding seat (11) and second sliding seat (12) and the bottom fixed connection of a set of handrail board (13), two sets of symmetry is installed on the outer wall of handrail frame (9) two sets of first slider (14), two sets of symmetrical mounting has two sets of second slider (15) on the outer wall of link (10), two sets of top fixedly connected with two sets of first stopper (16) of first slider (14), two sets of top fixedly connected with two sets of second stopper (17) of second slider (15).

2. A wheelchair having a standing assist support structure as claimed in claim 1, wherein: two sets of handrail board (13) bottom symmetry is offered and is used for holding two sets of first slider (14) and first stopper (16) gliding two sets of first spacing spouts (18), two sets of handrail board (13) bottom still symmetry is offered two sets of second spacing spouts (19) that are used for holding two sets of second slider (15) and second stopper (17) gliding.

3. A wheelchair having a standing assist support structure as claimed in claim 1, wherein: each group of the first sliding block (14) and the second sliding block (15) are arranged in parallel.

4. A wheelchair having a standing assist support according to any one of claims 1 to 3, characterised in that: one end of each group of handrail plates (13) is arranged in an arc-shaped curved surface.

5. A wheelchair having a standing assist support structure as claimed in claim 1, wherein: two groups of driving rear wheels (2) are arranged on two sides of the chair frame (1), two groups of universal front wheels (3) are arranged at the bottom of the chair frame (1), a backrest (4) is arranged at one end of the chair frame (1), a pedal mechanism (5) is arranged at the other end of the chair frame (1), and a linkage mechanism (8) is arranged on two sides of the pedal mechanism (5).

6. A wheelchair having a standing assist support structure as claimed in claim 1, wherein: the top of the chair frame (1) is provided with a seat panel (6), and the bottom of the seat panel (6) is provided with a standing auxiliary mechanism (7).