CN211067536U - a manual wheelchair - Google Patents

Abstract

The utility model discloses a manual wheelchair, comprising a bottom plate, a seat plate is fixedly installed on the top of the bottom plate through two sets of pillars, and a backrest is fixedly installed on the top of the seat plate, the front side of the backrest is connected to the seat plate through a hand support Fixed installation, the front and back of the bottom plate are both rotated and installed with wheels through the rotating shaft, the top of the rear seat plate of the backrest is fixedly installed with a cover column, and the top of the cover column is fixedly connected with the cover plate through a folding bracket, and the bottom plate is fixedly installed. The front side of the manual telescopic plate is fixedly installed with a manual telescopic plate, the front side of the top of the manual telescopic plate is fixedly installed with a steering cylinder through the rear fork, the bottom of the steering cylinder is rotated and installed with an axle through the front fork, and the top of the steering cylinder is supported by The column is fixedly mounted with a hand pedal. The utility model is provided with a series of structures, so that the device has strong adaptability in the use process, provides the user with the functions of sunshade and rain protection, and is easy to operate, and optimizes the use process.

Description

a manual wheelchair

technical field

The utility model relates to the technical field of manual wheelchairs, in particular to a manual wheelchair.

Background technique

Wheelchairs are chairs equipped with wheels that can help to replace walking. They are divided into electric and manual folding wheelchairs. They are important mobile tools used for home rehabilitation of the wounded, sick and disabled, turnover transportation, medical treatment, and outings. Wheelchairs not only meet the needs of physical disabilities. It is more important to facilitate family members to move and take care of patients, so that patients can use wheelchairs to exercise and participate in social activities.

The existing wheelchairs have some defects: 1. It cannot provide the user with the functions of sunshade and rain shelter, so that the user cannot perform outdoor activities better; 2. The existing wheelchairs are of different sizes, and cannot The body is adjusted to a certain extent, so that the user needs to replace the wheelchair to a certain extent, causing a certain economic burden. Therefore, it is necessary to improve the existing technology to solve the above problems.

Utility model content

The purpose of the present invention is to provide a manual wheelchair to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a manual wheelchair, comprising a bottom plate, a seat plate is fixedly installed on the top of the bottom plate through two sets of pillars, and a backrest is fixedly installed on the top of the seat plate, and the backrest is The front side is fixedly installed with the seat plate through the hand support, the front and back of the bottom plate are both rotatably installed with wheels through the rotating shaft, the top of the seat plate on the rear side of the backrest is fixedly installed with a cover column, and the top of the cover column is connected with the folding bracket through the folding bracket. The shutter is fixedly connected, the front side of the bottom plate is fixedly installed with a manual telescopic plate, the front side of the top of the manual telescopic plate is fixedly installed with a steering cylinder through the rear fork, and the bottom of the steering cylinder is rotated and installed with an axle through the front fork, A hand pedal is fixedly installed on the top of the steering drum through a support column.

Preferably, wheels are rotatably installed on the axles between the front forks, and one side of the axles is fixedly installed with a flywheel connected to a support column through a chain, and both ends of the support column are rotatably installed with flywheels, and the chain connect.

Preferably, the side of the seat plate is fixedly installed with the handbrake used in conjunction with the wheel, and the top of the handbrake is fixedly installed with a handrail, and the handrail, the hand pedal and the hand support are all inlaid and installed with plastic anti-skid sleeves. A support frame is fixedly installed between them, and A mesh breathable pad is installed in the area between the backrest and the support frame.

Preferably, pin holes and pins for positioning are installed on the manual telescopic plate, and guide grooves and guide blocks for guiding are provided inside.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model can cover the rain and shading for the user by fixing the shutter behind the backrest, so that the user can carry out outdoor activities with confidence, reducing the damage caused by sunlight and rain to the user, and improving the performance of the user. It provides users with the most comfortable experience and the most user-friendly design, thus ensuring the safety of users.

2. The utility model is equipped with a manual telescopic board on the wheelchair, which can adjust the length of the wheelchair, which can meet the use experience of different users, ensure its good use experience, and is convenient for users to adjust the length of the wheelchair. The adjustment is carried out, which reduces the economic consumption of the user and improves the user's use experience.

Description of drawings

Fig. 1 is the overall front view of the utility model;

Fig. 2 is the overall first layer view of the utility model;

Fig. 3 is the whole second layer view of the utility model;

FIG. 4 is an overall side view of the utility model.

In the picture: 1. Wheels; 2. Handbrake; 3. Pillar; 4. Seat plate; 5. Backrest; 501, Armrest; 502, Support frame; Hand brace; 701, plastic anti-skid cover; 8, manual telescopic plate; 9, axle; 10, rear fork; 11, front fork; 1101, steering drum; 12, hand pedal; 13, protective shell; 14, bottom plate; 1401, Rotating shaft; 15. Support column.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to FIGS. 1-4, an embodiment provided by the present utility model: a manual wheelchair, comprising a bottom plate 14, two sets of pillars 3 are fixedly installed on the top of the bottom plate 14 by welding, and the top of the pillars 3 is welded with the seat plate 4. Fixed installation, the backrest 5 is fixedly installed on the top of the seat plate 4 by welding, the front side of the backrest 5 and the top of the seat plate 4 are fixedly connected by the hand support 7, the front and back of the bottom plate 14 are fixedly installed with a rotating shaft 1401 through bearings, and the rotating shaft 1401 is rotatably installed with wheel 1, and the cover column 6 is fixedly installed on the top of the rear seat plate 4 of the backrest 5 by bolts, and the top of the cover column 6 is fixedly connected with the cover plate 601 through a folding bracket 602 (the folding bracket is opened with a 7808 model). , the shutter 601 can be opened and closed by the folding of the folding bracket 602, the manual telescopic plate 8 is fixedly installed on the front side of the bottom plate 14 by welding, and the front side of the top of the manual telescopic plate 8 is fixedly installed with the rear fork 10 by a welding machine , and the top of the rear fork 10 is fixedly installed with a steering cylinder 1101, the bottom and the top of the steering cylinder 1101 are respectively fixed with a front fork 11 and a support column 15, the bottom of the front fork 11 and the axle 9 are rotatably installed, and two of the support columns 15 are installed. Both ends are fixedly installed with flywheels, one end is fixedly installed with a hand pedal 12, the other end is fixed with two sets of flywheels, and a protective shell 13 is fixedly installed on the outer side of the support column 15 to prevent users from accidentally putting their hands in the process of use. into the chain, causing bodily damage.

Further, the wheel 1 is rotatably installed on the axle 9 between the front forks 11, and one side of the axle 9 is fixedly installed with a flywheel, and both ends of the support column 15 are rotatably installed with a flywheel, and one end without the hand pedal 12 is installed with two The flywheel is assembled, the flywheel on the support column 15 is connected and rotated through the chain, and the other flywheel is driven to drive the flywheel on the axle 9 to rotate through the chain, thereby driving the wheel 1 to move forward.

Further, the handbrake 2 can be installed on the side of the seat plate 4 by bolts using the Z548 model. The handbrake 2 is composed of a handle, a mounting seat, a brake spring and a friction rod. By pulling the handle, the brake spring and the friction rod are driven. The friction with the wheel 1 reduces the speed of the wheelchair and acts as a brake.

Further, an armrest 501 is bent and fixedly installed on the top of the backrest 5 by machining, and the armrest 501, the hand pedal 12 and the hand support 7 are all inlaid and installed with a plastic anti-skid cover 701, and the plastic anti-skid cover 701 is provided with anti-skid lines. , by increasing the friction with the hand to prevent slippage, and provide users with the most comfortable experience.

Further, a support frame 502 is fixedly installed between the backrests 5 by welding, and a mesh ventilation pad is installed in the area between the backrest 5 and the support frame 502. The support frame 502 can improve the stability of the device and prevent the backrest 5 from going to both sides. Inclined, mesh breathable pads can play a role in ventilation and cooling.

Further, pin holes and pins for positioning are installed on the manual telescopic plate 8, which is convenient for users to adjust, and a guide groove and a guide block for guiding are provided inside, in order to restrict the manual telescopic plate 8 in the front-rear direction. It can prevent the manual telescopic plate 8 from shaking from side to side during use, which brings a bad experience to the user.

Working principle: the shutter 601 is folded through the folding bracket 602, and the manual telescopic plate 8 is adjusted to a suitable position, the user sits on the seat plate 4, and rotates the hand pedal 12 by hand to drive the axle 9 through the chain. The flywheel rotates, thereby driving the wheel 1 to move forward. After the user finishes using, the wheelchair can be stopped by the handbrake 2 to prevent the wheelchair from moving.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. A manual wheelchair, comprising a bottom plate (14), characterized in that: a seat plate (4) is fixedly installed on the top of the bottom plate (14) through two sets of pillars (3), and the top of the seat plate (4) is fixed A backrest (5) is installed, the front side of the backrest (5) is fixedly installed with the seat plate (4) through a hand support (7), and wheels are installed on the front and back of the bottom plate (14) through a rotating shaft (1401). (1), the top of the rear seat plate (4) of the backrest (5) is fixedly installed with a cover column (6), and the top of the cover column (6) is fixed to the cover plate (601) by a folding bracket (602) connection, a manual telescopic plate (8) is fixedly installed on the front side of the bottom plate (14), and a steering cylinder (1101) is fixedly installed on the front side of the top of the manual telescopic plate (8) through the rear fork (10). The bottom of the steering cylinder (1101) is rotatably mounted with the axle (9) through the front fork (11), and the top of the steering cylinder (1101) is fixedly mounted with the hand pedal (12) through the support column (15). 2. A manual wheelchair according to claim 1, characterized in that a wheel (1) is rotatably mounted on the axle (9) between the front forks (11), and one side of the axle (9) is fixed A flywheel connected to a support column (15) through a chain is installed, and both ends of the support column (15) are rotatably installed with flywheels, which are connected through a chain. 3 . The manual wheelchair according to claim 1 , wherein a hand brake ( 2 ) for use with the wheel ( 1 ) is fixedly installed on the side of the seat plate ( 4 ). 4 . 4. A manual wheelchair according to claim 1, characterized in that: an armrest (501) is fixedly installed on the top of the backrest (5), and the armrest (501), the hand pedal (12) and the hand support (7) ) are inlaid with plastic anti-skid sleeves (701). 5. A manual wheelchair according to claim 1, characterized in that a support frame (502) is fixedly installed between the backrests (5), and the area between the backrest (5) and the support frame (502) A mesh breathable pad is installed inside. 6 . The manual wheelchair according to claim 1 , wherein pin holes and pins for positioning are installed on the manual telescopic plate ( 8 ), and guide grooves and guide blocks for guiding are provided inside. 7 .

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