CN215081037U - Wheelchair with safety armrests - Google Patents

Abstract

The utility model discloses a take safety handle's wheelchair, including the wheelchair, the both sides of wheelchair are provided with anti-skidding handrail, left round bar and ball fixed connection, and the outer wall of round bar is through the positive clearance fit who leads to groove and left side ball cover, right side the round bar inlays the inside of locating the right side ball cover, right side through the opening groove the round bar looks joint on fixed establishment and right side is passed through to the inside of ball cover. This take safety handle's wheelchair, can increase a safety protection structure on the wheelchair, safety handle promptly, can protect wheel seat position, avoid the patient to lean forward on the way in the propelling movement, and then reduce and fall the risk, promote the propelling movement security, safety handle can rotate to one side and accomodate the side below to anti-skidding handrail, wheelchair about the patient of being convenient for, and reduce the space and occupy, be of value to the old and old more, weak patient uses, left side round bar embedding is opening in, and then can make safety handle be longitudinal fixation, play the power of borrowing when the patient stands and act on.

Description

Wheelchair with safety armrests

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a wheelchair with safety handrails.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs, is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physical disabilities and mobility-handicapped persons 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.

Wheelchair among the prior art has a great deal of not enoughly when using, for example do not possess a safety protection structure, and the patient leans forward easily on the way in the propelling movement of some old and weak patients, has the risk of falling, and factor of safety is low, leads to the fact secondary damage to the patient easily, and the patient stands up comparatively difficultly, does not possess a handrail that can borrow power, and then leads to using convenience and practicality relatively poor. Therefore, the wheelchair with the safe armrests needs to be provided to meet the use requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take safety handle's wheelchair to the wheelchair among the prior art who provides in solving above-mentioned background has a great deal of not enough when using, for example does not possess a safety protection structure, the patient leans forward easily on the way at patient's propelling movement, there is the risk of falling, factor of safety is low, especially, some old and weak patients, cause secondary damage to the patient easily, and the patient stands up comparatively difficultly and does not possess a handrail that can borrow power, and then lead to using convenience and the relatively poor problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take safety handle's wheelchair, includes the wheelchair, the both sides of wheelchair are provided with anti-skidding handrail, both sides the equal rigid coupling in outside of anti-skidding handrail has ball cover, and is left the inside of ball cover is rotated and is connected with the ball, anti-skidding handrail's front is equipped with safety handle, the equal rigid coupling in both ends of safety handle has a round bar, and is left round bar and ball fixed connection, and the outer wall of round bar is through the positive clearance fit who leads to groove and left side ball cover, the right side the round bar inlays the inside of locating right side ball cover, the right side through opening the groove the inside of ball cover is passed through fixed establishment and right side round bar looks joint. Design like this can increase a safety protection structure on the wheelchair, protects wheel seat position, avoids the patient to lean forward on the way in the propelling movement, and then reduces and falls the risk, promotes the propelling movement security, and safety handle can rotate to one side simultaneously and accomodate the side below to anti-skidding handrail, the patient of being convenient for wheelchair from top to bottom.

Preferably, the fixing mechanism comprises a bayonet lock, a bayonet slot, a reed and an opening;

the outer wall of bayonet lock passes through the outer wall clearance fit of opening and right side ball cover, the bayonet lock rotates with the inner wall of right side ball cover to be connected, one side of bayonet lock supports tightly has the reed, the reed rigid coupling is in the inside of right side ball cover, the opposite side of bayonet lock passes through the draw-in groove and the outer wall looks joint of right side pole. The design can play the effect of further fixed locking to safety handle like this, stability when promoting its use.

Preferably, one side of the inner wall of the through groove is provided with a notch which is arranged obliquely to the direction of the wheelchair. The design can be opened and rotate to and can be near vertical state when safety handle like this in with left side round bar embedding opening, and then can make it be vertical fixed, play the borrow power effect when the patient stands.

Preferably, the outer wall of the safety handrail is fixedly connected with a sponge sleeve in a sleeved mode. The design can promote the comfortable sensation of holding of safety handle like this, and can avoid taking place rigid collision with the patient.

Preferably, the ball is matched with the ball sleeve on the left side in size and shape, and the through groove is matched with the round rod in size. The design makes the ball can rotate wantonly in the ball cover, and then makes the pole can slide wantonly and rotate along the inner wall that leads to the groove.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the wheelchair with the safety handrail has the following advantages:

through the cooperation between the wheelchair, the anti-skidding handrail, the ball sleeve, the safety handrail, the round rod, the ball, the through groove, the notch groove and the fixing mechanism, when the device is used, a safety protection structure, namely the safety handrail can be added on the wheelchair to protect the seat position of the wheelchair, and the forward leaning of a patient is avoided during pushing, so that the falling risk is reduced, the pushing safety is improved, the safety coefficient during pushing is increased, meanwhile, the safety handrail can rotate towards one side and is accommodated below the side of the anti-skidding handrail, a patient can get on or off the wheelchair conveniently, the space occupation is reduced, and the device is more beneficial to the old and the weak;

through the cooperation between wheelchair, anti-skidding handrail, ball cover, safety handle, round bar, ball, logical groove and the opening for the device can open and rotate when approaching vertical state at safety handle when using, imbeds the opening with the left side round bar in, and then can make safety handle be longitudinal fixity, plays the effect of borrowing power when the patient stands, further promotes the convenience of use, and practical value is higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the safety rail, table and anti-slip rail of FIG. 1;

FIG. 3 is a cross-sectional view of the top structure of FIG. 2;

FIG. 4 is a schematic structural view of the round bar, the through slots and the slits in FIG. 3;

FIG. 5 is a schematic structural view of the notch, the detent and the locking groove in FIG. 3;

FIG. 6 is a perspective view of the latch of FIG. 5.

In the figure: 1. wheelchair, 2, antiskid handrail, 3, ball cover, 4, safety handrail, 5, sponge cover, 6, round bar, 7, ball, 8, logical groove, 9, fixed establishment, 901, bayonet lock, 902, draw-in groove, 903, reed, 904, opening, 10, opening, 11, the opening.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a wheelchair with safety armrests comprises a wheelchair 1, wherein anti-skidding armrests 2 are arranged on two sides of the wheelchair 1, ball sleeves 3 are fixedly connected to the outer sides of the anti-skidding armrests 2 on the two sides, balls 7 are rotatably connected to the inner part of a ball sleeve 3 on the left side, safety armrests 4 are arranged on the front sides of the anti-skidding armrests 2, sponge sleeves 5 are fixedly connected to the outer walls of the safety armrests 4 in a sleeved mode, the design can improve the holding comfort of the safety armrests 4 and avoid hard collision with a patient, round rods 6 are fixedly connected to two ends of the safety armrests 4, the round rods 6 on the left side are fixedly connected with the balls 7, the outer walls of the round rods 6 are in clearance fit with the front sides of the ball sleeves 3 through grooves 8, the balls 7 are matched with the ball sleeves 3 on the left side in size and shape, the through grooves 8 are matched with the size of the round rods 6, the balls 7 can freely rotate in the ball sleeves 3 through the design, and the round rods 6 can freely slide and rotate along the inner walls of the through grooves 8, opening 10 that an oblique wheelchair 1 direction set up is seted up to inner wall one side of logical groove 8, the design can be opened and rotate to approaching vertical state in can imbed opening 10 with left side round bar 6 like this, and then can make it be longitudinal fixity, play the power of borrowing when the patient stands, round bar 6 on right side inlays through opening 11 and locates the inside of right side ball cover 3, the inside of ball cover 3 on right side is through fixed establishment 9 and 6 looks joints of round bar on right side, the design can increase a safety protection structure on wheelchair 1 like this, protect wheelchair 1 seat, avoid the patient to lean forward on the way in the propelling movement, and then reduce the risk of falling, promote propelling movement security, safe armrest 4 can rotate to one side and accomodate the side below of antiskid handrail 2 simultaneously, be convenient for the patient to go up and down wheelchair 1.

The fixing mechanism 9 comprises a bayonet lock 901, a bayonet slot 902, a reed 903 and an opening 904, the outer wall of the bayonet lock 901 is in clearance fit with the outer wall of the right ball sleeve 3 through the opening 904, the bayonet lock 901 is rotationally connected with the inner wall of the right ball sleeve 3, one side of the bayonet lock 901 far away from the right round bar 6 extends out of the right ball sleeve 3, so that a user can conveniently stir the bayonet 901, one side of the bayonet 901 is tightly propped against the reed 903, the reed 903 is fixedly connected in the right ball sleeve 3, the reed 903 gives clamping force to the bayonet 901 and the clamping groove 902, the other side of the bayonet 903 is clamped with the outer wall of the right round rod 6 through the clamping groove 902, the clamping groove 902 is arranged corresponding to the bayonet 901, when the right round bar 901 is embedded into the notch 11, the bayonet lock 901 can be automatically embedded into the clamping groove 902 under the action of the reed 903, the design can further fix and lock the safety handle 4, and the stability of the safety handle in use is improved.

The working principle is as follows: when a patient sits on the wheelchair 1, the bayonet lock 901 is connected with the clamping groove 902 in a clamping way, the bayonet lock 901 is stirred to overcome the defect that the reed 903 is far away from the right round rod 6 and rotates along one side, so that the bayonet lock 901 is separated from the clamping groove 902 and is connected with the left ball sleeve 3 in a rotating way through the ball 7, and the left round rod 6 is in clearance fit with the through groove 8, so that the safety handrail 4 can rotate upwards to be in a vertical state, the safety handrail 4 can be pulled to one side of the backrest of the wheelchair 1 along the through groove 8, the left round rod 6 can be embedded into the safety handrail through the opening 10, the safety handrail 4 is longitudinally fixed at the moment, the force-borrowing effect when the patient stands is achieved, after the patient takes up, the left round rod 4 is moved out of the opening 10 and continues to slide along the through groove 9, so that the safety handrail can be in a parallel state with the antiskid handrail 2 and can be stored to the lower side of the wheelchair 1, the patient can conveniently go up and down the wheelchair 1, and the safety handrail 4 can be placed in front of the wheelchair 1 to be fixed through reverse operation, and then protect 1 seat of wheelchair, avoid the patient to lean forward on the way in the propelling movement, and then reduce and fall the risk, promote the propelling movement security, when right side round bar 6 imbeds in the groove 11 simultaneously, need not to stir bayonet lock 901, through the inboard cambered surface of bayonet lock 901 and the outer wall cambered surface of right side round bar 6 for in bayonet lock 901 can imbed draw-in groove 902 automatically, it is more convenient to use.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A wheelchair with safety armrests comprises a wheelchair (1) and is characterized in that: the both sides of wheelchair (1) are provided with anti-skidding handrail (2), both sides the equal rigid coupling in outside of anti-skidding handrail (2) has ball cover (3), and is left the inside of ball cover (3) is rotated and is connected with ball (7), the front of anti-skidding handrail (2) is equipped with safety handle (4), the equal rigid coupling in both ends of safety handle (4) has round bar (6), and is left round bar (6) and ball (7) fixed connection, and the outer wall of round bar (6) is through leading to the positive clearance fit of groove (8) and left side ball cover (3), and right side round bar (6) inlay the inside of locating right side ball cover (3) through opening groove (11), right side the inside of ball cover (3) is passed through fixed establishment (9) and round bar (6) looks joint on right side.

2. The wheelchair with the safety handrail as claimed in claim 1, wherein: the fixing mechanism (9) comprises a clamping pin (901), a clamping groove (902), a reed (903) and an opening (904);

the outer wall of the bayonet lock (901) is in clearance fit with the outer wall of the right ball sleeve (3) through an opening (904), the bayonet lock (901) is rotatably connected with the inner wall of the right ball sleeve (3), one side of the bayonet lock (901) is tightly propped against a reed (903), the reed (903) is fixedly connected inside the right ball sleeve (3), and the other side of the bayonet lock (903) is clamped with the outer wall of the right round rod (6) through a clamping groove (902).

3. The wheelchair with the safety handrail as claimed in claim 1, wherein: one side of the inner wall of the through groove (8) is provided with a notch (10) which is arranged in the direction of the wheelchair (1).

4. The wheelchair with the safety handrail as claimed in claim 1, wherein: the outer wall of the safety handrail (4) is fixedly connected with a sponge sleeve (5).

5. The wheelchair with the safety handrail as claimed in claim 1, wherein: the ball (7) is matched with the ball sleeve (3) on the left in size and shape, and the through groove (8) is matched with the round rod (6) in size.

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