CN211067536U

CN211067536U - Hand-operated wheelchair

Info

Publication number: CN211067536U
Application number: CN201921928568.4U
Authority: CN
Inventors: 严叶飞
Original assignee: Jiangsu Hongkai Medical Technology Co ltd
Current assignee: Jiangsu Hongkai Medical Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-24
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a manual wheelchair, comprising a base plate, there is the seat at the top of bottom plate through two sets of pillar fixed mounting, and the top fixed mounting of seat has the back, the front side of back props through the hand and seat fixed mounting, the front back of bottom plate all rotates through the pivot and installs the wheel, the top fixed mounting of the rear side seat of back has the post of hiding, and hides the top of post through folding support and sunshade fixed connection, the front side fixed mounting of bottom plate has manual expansion plate, the front side at manual expansion plate top has a section of thick bamboo that turns to through back vent fixed mounting, turn to the bottom of a section of thick bamboo and rotate through the front vent and install the axletree, the top of turning to a section of thick bamboo has hand pedal through support column fixed mounting. The utility model discloses a be provided with a series of structures and make this device have stronger adaptability, for the user provides advantages such as sunshade function of keeping off the rain and the operation of being convenient for, optimize the use in the use.

Description

Hand-operated wheelchair

Technical Field

The utility model relates to a manual wheelchair technical field specifically is a manual wheelchair.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs and is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons.

Existing wheelchairs have some drawbacks: 1. the functions of sun shading and rain sheltering cannot be provided for the user, so that the user cannot better perform outdoor activities; 2. the existing wheelchairs are different in size and cannot be adjusted to a certain extent according to the stature of a user, so that the wheelchair needs to be replaced to a certain extent by the user, and certain economic burden is caused. There is therefore a need for improvements in the prior art to address the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual wheelchair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manual wheelchair, includes the bottom plate, there is the seat at the top of bottom plate through two sets of pillar fixed mounting, and the top fixed mounting of seat has the back, the front side of back props through hand and seat fixed mounting, the dead back of bottom plate all rotates through the pivot and installs the wheel, the top fixed mounting of the rear side seat of back has and hides the post, and hides the top of post through folding support and sunshade fixed connection, the front side fixed mounting of bottom plate has manual expansion plate, the front side at manual expansion plate top has a section of thick bamboo that turns to through back vent fixed mounting, the bottom that turns to a section of thick bamboo rotates through the front vent and installs the axletree, the top that turns to a section of thick bamboo has hand pedal through support column fixed mounting.

Preferably, the wheel is installed in the rotation on the axletree between the front fork, and one side fixed mounting of axletree has the flywheel of being connected through chain and support column, the both ends of support column are all rotated and are installed the flywheel, connect through the chain.

Preferably, the side fixed mounting of seat has the top fixed mounting of the manual brake who uses with the wheel cooperation to have the handrail, and all inlays on handrail, footboard and the hand brace and installs fixed mounting between the plastics antiskid cover has the support frame, and installs netted ventilative pad in the region between back and the support frame.

Preferably, the manual expansion plate is provided with a pin hole and a pin for positioning, and a guide groove and a guide block for guiding are arranged in the manual expansion plate.

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

1. the utility model discloses a be fixed with the sunshade behind the back, can hide rain and sunshade operation for the user, make that the user can reassure carry out outdoor activities, reduced sunshine and rainwater to user's injury, improved user's use and experienced, provide the most comfortable experience and the most humanized design for the user to user's safety in utilization has been ensured.

2. The utility model discloses an add on the wheelchair and be equipped with manual expansion plate, manual expansion plate can adjust the length of wheelchair, can satisfy different users 'use and experience, has guaranteed that its good use is experienced, and convenient to use person adjusts it, has reduced the economic consumption of user, improves user's use and experiences.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is an overall first level view of the present invention;

FIG. 3 is an overall second level view of the present invention;

fig. 4 is an overall side view of the present invention.

In the figure: 1. a wheel; 2. a hand brake; 3. a pillar; 4. a seat plate; 5. a backrest; 501. a handrail; 502. a support frame; 6. covering the column; 601. a shutter; 602. folding the bracket; 7. supporting by hand; 701. a plastic anti-slip sleeve; 8. a manual expansion plate; 9. an axle; 10. a rear fork; 11. a front fork; 1101. a steering cylinder; 12. a hand pedal; 13. a protective shell; 14. a base plate; 1401. a rotating shaft; 15. and (4) a support column.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made 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" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a manual wheelchair comprises a bottom plate 14, wherein two groups of struts 3 are fixedly installed at the top of the bottom plate 14 through welding, the tops of the struts 3 are fixedly installed with a seat plate 4 through welding, a backrest 5 is fixedly installed at the top of the seat plate 4 through welding, the front side of the backrest 5 is fixedly connected with the top of the seat plate 4 through a hand support 7, a rotating shaft 1401 is fixedly installed at the front back of the bottom plate 14 through a bearing, the rotating shaft 1401 is rotatably installed with a wheel 1, a shielding column 6 is fixedly installed at the top of the seat plate 4 at the back side of the backrest 5 through a bolt, the top of the shielding column 6 is fixedly connected with a shielding plate 601 through a folding bracket 602 (7808 for mining of the folding bracket), the opening and closing operation of the shielding plate 601 can be carried out through the folding of the folding bracket 602, a manual expansion plate 8 is fixedly installed at the front side of the bottom plate 14 through welding, the front side at the top of the manual expansion, and the top of the rear fork 10 is fixedly provided with a steering cylinder 1101, the bottom and the top of the steering cylinder 1101 are respectively and fixedly provided with a front fork 11 and a support column 15, the bottom of the front fork 11 is rotatably arranged with the axle 9, two ends of the support column 15 are both fixedly provided with flywheels, one end of the flywheel is fixedly provided with a hand pedal 12, the other end of the flywheel is fixed with two groups of flywheels, and the outer side of the support column 15 is fixedly provided with a protective shell 13, so that the situation that a user carelessly places hands inside a chain in the using process is prevented, and the injury on the body.

Further, the wheel 1 rotates and is installed on the axletree 9 between the front fork 11, and one side fixed mounting flywheel of axletree 9, and the both ends of support column 15 are all rotated and are installed the flywheel, and wherein do not install the one end of hand pedal 12 and install two sets of flywheels, and the flywheel on the support column 15 passes through the chain and connects the rotation, drives another flywheel and passes through the chain and drive the flywheel on the axletree 9 and carry out rotatory operation to it advances to drive the wheel 1.

Further, 2 manual brakes of manual brake can adopt the Z548 model to pass through bolt fixed mounting in the side of

seat

4, and 2 manual brakes comprise handle, mount pad, brake spring and friction stick, through pulling the handle, drive brake spring and friction stick, and friction stick and wheel 1 take place the friction to reduce the speed of wheelchair, thereby play the effect of brake.

Further, there is handrail 501 at the top of back 5 through the crooked fixed mounting of mode of machining, and all inlays on handrail 501, hand footboard 12 and the hand brace 7 and install plastics antiskid cover 701, and plastics antiskid cover 701 is equipped with anti-skidding line on, prevents the phenomenon that skids through the frictional force of increase and hand, provides the most comfortable experience for the user.

Further, a support frame 502 is fixedly installed between the backrest 5 through welding, and a reticular ventilation pad is installed in the region between the backrest 5 and the support frame 502, the support frame 502 can improve the stability of the device, the backrest 5 is prevented from inclining towards two sides, and the reticular ventilation pad can play a ventilation and cooling role.

Further, install pinhole and the pin of location use on the manual expansion plate 8, convenient to use person adjusts, and inside guide way and the guide block that is equipped with the direction and uses is for playing the effect of restriction to manual expansion plate 8 in the front and back direction, prevents that the phenomenon of rocking about the manual expansion plate 8 of in-process that uses appears, brings not good experience for the user.

The working principle is as follows: pack up sunshade 601 through folding support 602, adjusting manual expansion plate 8, adjust suitable position, the user sits on seat 4, rotates through the hand footboard 12 of hand rotation through the flywheel that the chain drove on the axletree 9 to drive wheel 1 and advance, after the user finishes using, accessible manual brake 2 stops the wheelchair, prevents that the phenomenon of removal from appearing in the wheelchair.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A hand-propelled wheelchair comprising a base plate (14), characterized in that: the top of the bottom plate (14) is fixedly provided with a seat plate (4) through two groups of struts (3), and the top of the seat plate (4) is fixedly provided with a backrest (5), the front side of the backrest (5) is fixedly arranged with the seat plate (4) through a hand support (7), the front and back surfaces of the bottom plate (14) are rotatably provided with wheels (1) through rotating shafts (1401), a shielding column (6) is fixedly arranged at the top of the rear seat plate (4) of the backrest (5), the top of the shielding column (6) is fixedly connected with the shielding plate (601) through a folding bracket (602), a manual expansion plate (8) is fixedly arranged on the front side of the bottom plate (14), a steering cylinder (1101) is fixedly arranged on the front side of the top of the manual expansion plate (8) through a rear fork (10), the bottom of the steering cylinder (1101) is rotatably provided with an axle (9) through a front fork (11), the top of the steering cylinder (1101) is fixedly provided with a hand pedal (12) through a support column (15).

2. A hand-propelled wheelchair as claimed in claim 1, wherein: rotate on axletree (9) between front fork (11) and install wheel (1), and one side fixed mounting of axletree (9) has the flywheel of being connected through chain and support column (15), the both ends of support column (15) are all rotated and are installed the flywheel, connect through the chain.

3. A hand-propelled wheelchair as claimed in claim 1, wherein: and a hand brake (2) matched with the wheel (1) for use is fixedly arranged on the side surface of the seat plate (4).

4. A hand-propelled wheelchair as claimed in claim 1, wherein: the top of back (5) is fixed with handrail (501), and all inlays on handrail (501), hand footboard (12) and hand brace (7) and installs plastics antiskid cover (701).

5. A hand-propelled wheelchair as claimed in claim 1, wherein: a support frame (502) is fixedly arranged between the backrests (5), and a reticular ventilating pad is arranged in the area between the backrests (5) and the support frame (502).

6. A hand-propelled wheelchair as claimed in claim 1, wherein: the manual expansion plate (8) is provided with a pin hole and a pin for positioning, and a guide groove and a guide block for guiding are arranged in the manual expansion plate.