CN213218348U

CN213218348U - Liftable folding wheelchair

Info

Publication number: CN213218348U
Application number: CN202020710850.1U
Authority: CN
Inventors: 夏晓; 陈晓伟; 陈小龙; 季雨寒
Original assignee: Zhejiang Hand In Hand Intelligent Health Technology Co ltd
Current assignee: Zhejiang Hand In Hand Intelligent Health Technology Co ltd
Priority date: 2020-05-05
Filing date: 2020-05-05
Publication date: 2021-05-18
Anticipated expiration: 2030-05-05

Abstract

The utility model discloses a liftable folding wheelchair, including skeleton texture and beta structure, skeleton texture includes monolith support, back support and wheel carrier, and beta structure sets up in two on the relative one side outer wall of monolith support, beta structure's top outer wall is provided with the cushion, and the outer wall of back support welds on one side outer wall of monolith support, and the outer wall of wheel carrier welds on the opposite side outer wall of monolith support, is provided with same back between two back supports, and the bottom outer wall of wheel carrier is provided with the universal wheel. The utility model discloses a be provided with folding mechanism, when needing folding wheelchair, carry the relative one side outer wall of two connecting plates respectively with the hand, thereby second support frame and first support frame can rotate the top that the shrink drove first support and second support each other. Make two integral support draw close each other, reach folding purpose for it is convenient to carry when this device does not use, and space occupancy is lower.

Description

Liftable folding wheelchair

Technical Field

The utility model relates to an electronic wheelchair technical field especially relates to a liftable folding wheelchair.

Background

The wheelchair is a chair provided with wheels and is an important moving tool for the rehabilitation, turnover transportation, treatment and outgoing activities of wounded, patients and disabled people at home, the wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate the mobility of family members and care for the patients, so that the patients can do physical exercise and participate in social activities by means of the wheelchair, at present, most wheelchairs are fixed in height, and when the patients move to the wheelchair from a sofa, a bed or other places, the patients cannot move comfortably and conveniently due to different heights.

Through search, chinese patent publication No. CN209790222U discloses a foldable wheelchair capable of being lifted and lowered, which includes a chassis rotatably provided with a bearing frame and a first connecting rod, the bearing frame rotatably provided with a toggle member, the toggle member rotatably connected with the first connecting rod, so that the bearing frame, the chassis, the first connecting rod and the toggle member form an inverse parallelogram mechanism, a guide mechanism rotatably connected to the front portion of the chassis, and the front portion of the bearing frame provided with a second connecting rod rotatably connected to the guide mechanism, when the toggle member is forced to swing by force, the bearing frame rotates relative to the chassis and lifts up the rear portion of the riding component. The above patents suffer from the following disadvantages: firstly, the height adjustment adopts a front-back independent adjustment mode, which may lead to forward tilting or backward tilting due to misoperation, thereby causing potential safety hazards, secondly, the whole framework of the wheelchair is connected in a multi-position multi-connecting-rod hinged mode, the first mode increases the manufacturing cost and the self weight of the wheelchair, and secondly, the folding of the wheelchair is also inconvenient, which cannot meet the portability requirement of the wheelchair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a liftable folding wheelchair.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a liftable folding wheelchair, includes skeleton texture and beta structure, skeleton texture includes monolith support, back support and wheel carrier, and beta structure sets up in two on the relative one side outer wall of monolith support, beta structure's top outer wall is provided with the cushion, and the outer wall of back support welds on one side outer wall of monolith support, and the outer wall of wheel carrier welds on the opposite side outer wall of monolith support, is provided with same back between two back supports, and the bottom outer wall of wheel carrier is provided with the universal wheel.

As a further aspect of the present invention: handrails are fixed on the outer walls of the tops of the two integral supports through bolts, a controller is arranged on the outer wall of the top of one handrail, wheel shafts are connected to the inner walls of the two integral supports in a sliding mode, and idler wheels are sleeved on the outer walls of the wheel shafts.

As a further aspect of the present invention: one side outer wall of one of the whole support is provided with a driving device, an output shaft of the driving device is connected to the outer wall of one wheel shaft through a coupler, and the driving device is electrically connected with the controller.

As a further aspect of the present invention: the folding structure comprises a first support and a second support, the outer wall of one side, opposite to the first support, of the second support is hinged and fixed, the outer walls of the bottoms of the first support and the second support are hinged to connecting blocks, the outer walls of the connecting blocks are fixed to the outer walls of the bottoms of the two overall supports respectively, the outer wall of the top of the first support is movably connected with a second support frame, and the outer wall of the top of the second support is movably connected with a first support frame.

As a further aspect of the present invention: the movable connection mode of the first support and the second support and the movable connection mode of the second support and the first support are both T-shaped sliding block type, the first support and the second support are hinged to a T-shaped sliding block, the T-shaped sliding block is connected with the second support and the first support in a sliding mode, and the inner wall of one side, opposite to the first support, of the second support is hinged to the same hinged block.

As a further aspect of the present invention: the outer walls of the second support frame and the first support frame are both fixed with connecting plates through bolts, the outer wall of the bottom of the cushion is placed on the outer walls of the tops of the two connecting plates, and reinforcing ribs are welded on the outer wall of the whole support.

As a further aspect of the present invention: the outer wall of one side of first support articulates there is the regulation to detain, and the inner wall of second support is provided with the regulation hole of a plurality of equidistance, and the regulation is detained one side outer wall that is close to the regulation hole and is provided with the buckle, and the outer wall lock joint of buckle is on the inner wall in regulation hole.

Compared with the prior art, the utility model provides a liftable folding wheelchair possesses following beneficial effect:

1. this liftable folding wheelchair through being provided with folding mechanism, when needing folding wheelchair, only needs to take off the cushion, carries the relative one side outer wall of two connecting plates with the hand respectively, thereby second support frame and first support frame can rotate the top that the shrink drove first support and second support each other. Make two integral support draw close each other, reach folding purpose for it is convenient to carry when this device does not use, and space occupancy is lower.

2. This liftable folding wheelchair, buckle through being provided with the regulation, when needing height-adjusting, promote the cushion to take the altitude with above-mentioned method, adjust the angle of buckle simultaneously, make on the buckle can detain the inner wall of adjusting the hole, adjust the effect of detaining this moment, the distance that can make first support and second support is fixed, the cushion height can be fixed, and when this device height-adjusting, the wheelchair both sides distance can change slightly, but can not influence whole equilibrium, it is more convenient to make the patient from other ground putting to remove to the wheelchair.

3. This liftable folding wheelchair through being provided with first support and second support, and whole folding mechanism's main part is exactly two first supports and second support, mutually supports through it, constitutes and cuts the fork structure, accomplishes folding effect and cooperation and adjusts and detain and accomplish the altitude mixture control effect, and this kind of structure greatly reduced the dead weight and the manufacturing cost of device.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic front view of a liftable foldable wheelchair according to the present invention;

fig. 2 is a schematic rear view of a liftable foldable wheelchair according to the present invention;

fig. 3 is a schematic partial structure view of a liftable foldable wheelchair according to the present invention.

In the figure: 1-integral support, 2-armrest, 3-backrest, 4-backrest support, 5-wheel carrier, 6-universal wheel, 7-controller, 8-reinforcing rib, 9-wheel shaft, 10-roller, 11-driving device, 12-hinging block, 13-first support, 14-adjusting hole, 15-adjusting buckle, 16-first support, 17-connecting block, 18-second support, 19-second support and 20-connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

A liftable folding wheelchair comprises a skeleton structure and a folding structure, wherein the skeleton structure comprises an integral bracket 1, a backrest bracket 4 and a wheel carrier 5, the folding structure is arranged on the outer walls of the two opposite sides of the integral brackets 1, a cushion is arranged on the outer wall of the top of the folding structure, the outer wall of the backrest bracket 4 is welded on the outer wall of one side of the integral bracket 1, the outer wall of the wheel carrier 5 is welded on the outer wall of the other side of the integral bracket 1, the same backrest 3 is arranged between the two backrest brackets 4, and the outer wall of the bottom of the wheel carrier 5 is provided with a universal wheel 6; the weight of the whole wheelchair of skeleton texture support, this embodiment is during the use, the patient can sit on the cushion that sets up in the beta structure top, 1 fixed connection of back support 4 and monolith support, back 3 sets up on two back supports 4, back 3 can bear patient's reliance, and back 3 is the cloth material, can stretch out and draw back, when not needing to use the wheelchair, folding mechanism can fold the wheelchair, occupation space is less, and is convenient for carry, and folding mechanism still can adjust the height of cushion apart from ground, satisfy the patient and remove required different wheelchair height to the wheelchair on.

In order to facilitate movement of the device, as shown in fig. 1 and 2, handrails 2 are fixed on the outer walls of the tops of two integral supports 1 through bolts, a controller 7 is arranged on the outer wall of the top of one of the handrails 2, wheel shafts 9 are connected to the inner walls of the two integral supports 1 in a sliding manner, rollers 10 are sleeved on the outer walls of the wheel shafts 9, a driving device 11 is arranged on the outer wall of one side of one of the integral supports 1, an output shaft of the driving device 11 is connected to the outer wall of one of the wheel shafts 9 through a coupler, and the driving device 11 is electrically connected with the controller 7; when the device is used, the two idler wheels 10 and the two universal wheels 6 are jointly supported on the ground, the two idler wheels 10 are rotatably connected with the integral support 1 through the wheel shafts 9, the driving device 11 is fixedly connected with one of the wheel shafts 9, the driving device 11 is driven by a motor, and a patient can control the driving device 11 through the controller 7 so as to drive the idler wheels 10 and enable the device to walk.

In order to fold the device, as shown in fig. 3, the folding structure comprises a first support 16 and a second support 18, the outer walls of the opposite sides of the first support 16 and the second support 18 are hinged and fixed, the outer walls of the bottoms of the first support 16 and the second support 18 are hinged with a connecting block 17, the outer walls of the connecting block 17 are respectively fixed on the outer walls of the bottoms of the two integral supports 1, the outer wall of the top of the first support 16 is movably connected with a second support 19, the outer wall of the top of the second support 18 is movably connected with a first support 13, the movable connection modes of the first support 16 and the second support 19, the second support 18 and the first support 13 are both in a T-shaped slider type, the first support 16 and the second support 18 are both hinged with a T-shaped slider, the T-shaped slider is slidably connected with the second support 19 and the first support 13, the inner wall of the opposite side of the second support 19 and the first support 13 is hinged with, the outer walls of the second support frame 19 and the first support frame 13 are both fixed with connecting plates 20 through bolts, the outer wall of the bottom of the cushion is placed on the outer walls of the tops of the two connecting plates 20, and reinforcing ribs 8 are welded on the outer wall of the integral support 1; first support 16 and second support 18 all pass through connecting block 17 and whole support 1 is articulated, first support 16 all passes through T type slider and second support 19 and first support frame 13 are articulated and sliding connection with second support frame 18, first support frame 13 is articulated fixed through articulated piece 12 with second support frame 19, when needing folding wheelchair, only need take off the cushion, the relative one side outer wall of two connecting plates 20 is carried out respectively to the hand, thereby second support frame 19 and first support frame 13 can rotate the shrink relatively and drive the top of first support 16 and second support 18 and shrink each other. So that the two integral brackets 1 are mutually closed to achieve the purpose of folding.

In order to adjust the height of the seat cushion, as shown in fig. 3, an adjusting buckle 15 is hinged to the outer wall of one side of the first bracket 16, a plurality of equidistant adjusting holes 14 are formed in the inner wall of the second bracket 18, a buckle is arranged on the outer wall of one side of the adjusting buckle 15, which is close to the adjusting holes 14, and the outer wall of the buckle is buckled on the inner wall of the adjusting holes 14; when the height needs to be adjusted, the seat cushion is lifted to a certain height by the method, meanwhile, the angle of the buckle is adjusted, so that the buckle can be buckled into the inner wall of the adjusting hole 14, the distance between the first support 16 and the second support 18 can be fixed under the action of the adjusting buckle 15, the height of the seat cushion can be fixed, and when the height is adjusted by the device, the distance between the two sides of the wheelchair can be slightly changed, but the overall balance can not be influenced.

The working principle is as follows: when the utility model is used, a patient can sit on the cushion arranged at the top of the folding structure, the backrest supports 4 are fixedly connected with the whole support 1, the backrest 3 is arranged on the two backrest supports 4, the backrest 3 can bear the dependence of the patient, and the backrest 3 is made of cloth material, can be extended and contracted, when in use, the two idler wheels 10 and the two universal wheels 6 are jointly supported on the ground, the two idler wheels 10 are rotationally connected with the integral bracket 1 through the wheel shafts 9, the driving device 11 is fixedly connected with one wheel shaft 9, the driving device 11 is driven by a motor, a patient can control the driving device 11 through the controller 7, thereby drive gyro wheel 10 for the device walks, when needing folding the wheelchair, only need take off the cushion, and the relative one side outer wall of two connecting plates 20 is carried out with the hand respectively, thereby second support 19 and first support 13 can rotate the shrink relatively and drive the top of first support 16 and second support 18 to shrink each other. Make two whole supports 1 draw close each other, when needing height-adjusting, promote the cushion to take the altitude with above-mentioned method, adjust the angle of buckle simultaneously for the buckle can be detained on the inner wall of adjusting hole 14, adjust the effect of detaining 15 this moment, can make the distance of first support 16 and second support 18 fixed, the cushion height can be fixed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a liftable folding wheelchair, includes skeleton texture and beta structure, its characterized in that, skeleton texture includes monolith support (1), back support (4) and wheel carrier (5), and beta structure sets up in two on the relative one side outer wall of monolith support (1), beta structure's top outer wall is provided with the cushion, and the outer wall of back support (4) welds on one side outer wall of monolith support (1), and the outer wall of wheel carrier (5) welds on the opposite side outer wall of monolith support (1), is provided with same back (3) between two back supports (4), and the bottom outer wall of wheel carrier (5) is provided with universal wheel (6).

2. The liftable folding wheelchair as claimed in claim 1, wherein the top outer walls of the two integral supports (1) are respectively fixed with a handrail (2) through bolts, the top outer wall of one handrail (2) is provided with a controller (7), the inner walls of the two integral supports (1) are respectively connected with a wheel shaft (9) in a sliding manner, and the outer walls of the wheel shafts (9) are respectively sleeved with a roller (10).

3. The liftable folding wheelchair as claimed in claim 2, wherein a driving device (11) is arranged on one side of the outer wall of one of the integral supports (1), an output shaft of the driving device (11) is connected to the outer wall of one of the wheel shafts (9) through a coupling, and the driving device (11) is electrically connected with the controller (7).

4. The liftable folding wheelchair according to claim 1, wherein the folding structure comprises a first support (16) and a second support (18), the outer walls of the opposite sides of the first support (16) and the second support (18) are hinged and fixed, the outer walls of the bottoms of the first support (16) and the second support (18) are hinged and connected with connecting blocks (17), the outer walls of the connecting blocks (17) are respectively fixed on the outer walls of the bottoms of the two integral supports (1), the outer wall of the top of the first support (16) is movably connected with a second support frame (19), and the outer wall of the top of the second support (18) is movably connected with a first support frame (13).

5. The liftable folding wheelchair according to claim 4, wherein the first support (16) and the second support (19) are movably connected with each other, the second support (18) and the first support (13) are movably connected with each other by a T-shaped slider, the first support (16) and the second support (18) are hinged to a T-shaped slider, the T-shaped slider is slidably connected with the second support (19) and the first support (13), and the inner walls of the second support (19) and the first support (13) on the opposite sides are hinged to the same hinge block (12).

6. The liftable folding wheelchair as claimed in claim 5, wherein the outer walls of the second support frame (19) and the first support frame (13) are respectively fixed with a connecting plate (20) through bolts, the outer wall of the bottom of the cushion is placed on the outer wall of the top of the two connecting plates (20), and the outer wall of the integral support (1) is welded with the reinforcing ribs (8).

7. The liftable folding wheelchair according to claim 5, wherein an adjusting buckle (15) is hinged to the outer wall of one side of the first support (16), a plurality of equidistant adjusting holes (14) are formed in the inner wall of the second support (18), a buckle is arranged on the outer wall of one side of the adjusting buckle (15) close to the adjusting holes (14), and the outer wall of the buckle is buckled on the inner wall of the adjusting holes (14).