CN215689212U

CN215689212U - Multifunctional wheelchair structure

Info

Publication number: CN215689212U
Application number: CN202121770826.8U
Authority: CN
Inventors: 杨公印
Original assignee: Hi Fortune Health Products Co ltd
Current assignee: Hi Fortune Health Products Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-01
Anticipated expiration: 2031-07-30

Abstract

A multifunctional wheelchair structure comprises a wheelchair body, wherein the wheelchair body comprises a rack, a cushion, a backrest and a leg support assembly are arranged on the rack, a Z-shaped lifting mechanism is arranged between the rack and the cushion, and rotation angle adjusting mechanisms are arranged on the backrest and the leg support assembly; the utility model provides a multi-functional wheelchair structure, through Z type elevating system and set up two rotation angle adjustment mechanism three on back, shank supporting component use of mutually supporting, can realize the back angle modulation around the wheelchair, lean forward, hypsokinesis, stand, lie flat, the cushion is raised and is descended, the random switching of multiple user state such as shank lifting and decline, the comfort that improves the patient and use, convenient and fast.

Description

Multifunctional wheelchair structure

Technical Field

The utility model belongs to the technical field of wheelchair structural design, and particularly relates to a multifunctional wheelchair structure.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is an important mobile tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physically disabled persons and persons with mobility disabilities for riding instead of walking, but also is more important to facilitate the family members to move and care for the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair; at the present stage, when a conventional common wheelchair is used, the state of the wheelchair is adjusted only, and actions such as lying, standing and wheelchair lifting cannot be performed on the wheelchair, so that the comfort level of a user cannot be improved.

Therefore, there is a need for a multifunctional wheelchair structure to solve the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a multifunctional wheelchair structure.

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: the utility model provides a multifunctional wheelchair structure, includes the wheelchair body, the wheelchair body includes the frame, be provided with cushion, back and shank supporting component in the frame, the frame with be provided with Z type elevating system between the cushion, the back with all be provided with turned angle adjustment mechanism on the shank supporting component.

Preferably, the Z-shaped lifting mechanism comprises a first movable support, a second movable support, a first push rod motor and a second push rod motor, the first movable support is connected with the rack through a first rotating shaft, the first push rod motor is arranged between the first movable support and the rack, and meanwhile, the action end of the first push rod motor is connected with the first movable support; the second movable support is connected with the first movable support through a second rotating shaft, the second push rod motor is arranged between the second movable support and the first movable support, meanwhile, the action end of the second push rod motor is connected with the second movable support, and the second movable support is fixedly connected with the cushion.

Preferably, the rotation angle adjusting mechanism arranged on the backrest comprises a third push rod motor, the backrest is connected with the seat cushion through a third rotating shaft, and the third push rod motor is arranged on one side of the back face of the backrest.

Preferably, the leg support assembly comprises a pedal, a leg support, a fourth push rod motor and a support frame, the pedal, the knee pad, the leg support and the fourth push rod motor are all arranged on the support frame, and the support frame is connected with the rack through a fourth rotating shaft.

Preferably, the support frame is provided with a screw rod motor module, and the pedal, the knee pad and the leg support can be vertically translated through the screw rod motor module.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model provides a multi-functional wheelchair structure, through Z type elevating system and set up two rotation angle adjustment mechanism three on back, shank supporting component use of mutually supporting, can realize the back angle modulation around the wheelchair, lean forward, hypsokinesis, stand, lie flat, the cushion is raised and is descended, the random switching of multiple user state such as shank lifting and decline, the comfort that improves the patient and use, convenient and fast.

Drawings

Fig. 1 is a schematic diagram of a wheelchair seat cushion lifting structure.

Fig. 2 is a schematic diagram of a forward tilting structure of a wheelchair cushion.

Fig. 3 is a schematic diagram of a backward tilting structure of a wheelchair cushion.

Fig. 4 is a schematic view of a backrest angle adjusting structure of a wheelchair seat.

Fig. 5 is a schematic view of a lying structure of a wheelchair cushion.

Fig. 6 is a schematic view of a standing structure of a wheelchair cushion.

Figure 7 is a schematic view of a leg support assembly configuration,

in the above figures, the frame 1, the seat cushion 2, the backrest 3, the leg support assembly 4, the first movable support 5, the second movable support 6, the first push rod motor 7, the second push rod motor 8, the first rotating shaft 9, the second rotating shaft 10, the third push rod motor 11, the third rotating shaft 12, the pedal 13, the leg support 15, the fourth push rod motor 16, the support frame 17, the fourth rotating shaft 18, and the lead screw motor module 19.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood by referring to fig. 1 to 7 that, in the description of the present invention, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship usually placed when the product of the present invention is used, which is only for convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): the utility model provides a multifunctional wheelchair structure, includes the wheelchair body, the wheelchair body includes frame 1, be provided with cushion 2, back 3 and shank supporting component 4 in the frame 1, frame 1 with be provided with Z type elevating system between the cushion 2, back 3 with all be provided with turned angle adjustment mechanism on the shank supporting component 4.

The preferred embodiment is as follows:

the Z-shaped lifting mechanism comprises a first movable support 5, a second movable support 6, a first push rod motor 7 and a second push rod motor 8, the first movable support 5 is connected with the rack 1 through a first rotating shaft 9, the first push rod motor 7 is arranged between the first movable support 5 and the rack 1, and meanwhile, the action end of the first push rod motor 7 is connected with the first movable support 5; the second movable support 6 with connect through second pivot 10 between the first movable support 5, second push rod motor 8 sets up second movable support 6 with between the first movable support 5, simultaneously second push rod motor 8's effect end is connected second movable support 6, second movable support 6 with cushion 2 fixed connection.

The rotation angle adjusting mechanism that sets up on back 3 includes third push rod motor 11, back 3 with connect through third pivot 12 between the cushion 2, third push rod motor 11 sets up back one side of back 3.

The leg supporting component 4 comprises a pedal 13, a knee pad, a leg support 15, a fourth push rod motor 16 and a supporting frame 17, wherein the pedal 13, the knee pad, the leg support 15 and the fourth push rod motor 16 are all arranged on the supporting frame 17, and the supporting frame 17 is connected with the rack 1 through a fourth rotating shaft 18.

The support frame 17 is provided with a screw rod motor module 19, and the pedal 13, the knee protection pad and the leg support 15 can be vertically translated through the screw rod motor module 19.

The utility model relates to a multi-functional wheelchair structure, specific application method is:

as shown in figure 1, when the wheelchair cushion 2 needs to be adjusted to lift, the first push rod motor 7 and the second push rod motor 8 are controlled to work simultaneously, and the first movable bracket 5 and the second movable bracket 6 are turned upwards under the action of the motors, so that the cushion 2 is lifted.

When the forward tilting of the wheelchair cushion 2 needs to be adjusted, the second push rod motor 8 is controlled to work, and the second movable bracket 6 is turned upwards under the action of the motor, so that the cushion 2 tilts forward, as shown in fig. 2.

When the back tilting of the wheelchair cushion 2 needs to be adjusted, the first push rod motor 7 is controlled to work, and the first movable bracket 5 is overturned upwards under the action of the motor, so that the wheelchair cushion 2 tilts back.

As shown in fig. 4, when the angle of the backrest 3 of the wheelchair needs to be adjusted, the third push rod motor 11 is controlled to work, and the backrest 3 can be overturned under the action of the motor for angle adjustment.

As shown in fig. 5, when the wheelchair needs to be adjusted to lie down, the first push rod motor 7, the second push rod motor 8, the third push rod motor 11 and the fourth push rod motor 16 are controlled to work simultaneously, so that the seat cushion 2 is lifted, the backrest 3 is laid flat, and the leg support assemblies 4 and the seat cushion 2 are in a straight line.

As shown in fig. 6, when the wheelchair needs to be adjusted to stand, the second push rod motor 8, the third push rod motor 11 and the screw motor module are controlled to work simultaneously, so that the seat cushion 2 tilts forward to be vertical, the backrest 3 and the seat cushion 2 are on the same straight line, and the leg support assembly 4 is adjusted to move downwards under the action of the screw motor module.

To sum up, the multi-functional wheelchair structure of this scheme design, through Z type elevating system and set up two rotation angle adjustment mechanism three on back 3, shank supporting component 4 use of mutually supporting, can realize the back angle modulation around the wheelchair, lean forward, hypsokinesis, stand, lie flat, the cushion is raised and descend, the random switching of multiple user state such as shank lifting and decline, improve the comfort that the patient used, convenient and fast.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A multifunctional wheelchair structure is characterized in that: the wheelchair comprises a wheelchair body, the wheelchair body includes the frame, be provided with cushion, back and shank supporting component in the frame, the frame with be provided with Z type elevating system between the cushion, the back with all be provided with turned angle adjustment mechanism on the shank supporting component.

2. A multi-function wheelchair structure of claim 1 wherein: the Z-shaped lifting mechanism comprises a first movable support, a second movable support, a first push rod motor and a second push rod motor, the first movable support is connected with the rack through a first rotating shaft, the first push rod motor is arranged between the first movable support and the rack, and meanwhile, the action end of the first push rod motor is connected with the first movable support; the second movable support is connected with the first movable support through a second rotating shaft, the second push rod motor is arranged between the second movable support and the first movable support, meanwhile, the action end of the second push rod motor is connected with the second movable support, and the second movable support is fixedly connected with the cushion.

3. A multi-function wheelchair structure of claim 1 wherein: the rotation angle adjusting mechanism arranged on the backrest comprises a third push rod motor, the backrest is connected with the seat cushion through a third rotating shaft, and the third push rod motor is arranged on one side of the back face of the backrest.

4. A multi-function wheelchair structure of claim 1 wherein: the leg supporting assembly comprises a pedal, a knee protection pad, a leg support, a fourth push rod motor and a supporting frame, the pedal, the leg support and the fourth push rod motor are all arranged on the supporting frame, and the supporting frame is connected with the rack through a fourth rotating shaft.

5. The multi-function wheelchair structure of claim 4 further comprising: the support frame is provided with a screw rod motor module, and the pedal, the knee pad and the leg support can be arranged in a vertically-moving mode through the screw rod motor module.