CN211817525U

CN211817525U - Shock-absorbing anti-falling stair convenient for disabled wheelchair to use

Info

Publication number: CN211817525U
Application number: CN201921455769.7U
Authority: CN
Inventors: 代留阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-10-30
Anticipated expiration: 2029-09-02

Abstract

The utility model provides a shock attenuation prevents falling stair convenient to disabled wheelchair uses, include: the stair comprises steps, an antiskid device and a supporting device, wherein a plurality of steps are uniformly and fixedly connected on the surface of the stair, the bottom of each step is evenly and fixedly connected with a supporting device, an antiskid device is fixedly connected at the included angle between every two steps, when the disabled patient goes up and down the stairs by using the wheelchair, the wheels of the wheelchair are pressed by the anti-falling pedal, so that the fixed rod is bent inwards and pressed downwards, the two friction rotors rotate and rub against each other, the friction force is increased, the resistance is increased, the disabled patient goes up and down the stairs by using the wheelchair more stably, and the effect of better protecting the safety of the user is achieved, by arranging two notches on the anti-falling pedal and mutually engaging with the width of the wheel of the wheelchair, and arranging a semicircular lug in the groove, the wheels are rubbed to decelerate the wheels, so that the wheels are prevented from moving downwards too fast to cause unstable gravity center to overturn on the ground, and a better using effect of using the wheelchair for the disabled to go upstairs and downstairs is achieved.

Description

Shock-absorbing anti-falling stair convenient for disabled wheelchair to use

Technical Field

The utility model relates to a prefabricated staircase technical field, specificly relate to a shock attenuation prevents falling stair convenient to disabled wheelchair uses.

Background

Education, teaching and cultivation, which is based on the prior experience and knowledge, and explains various phenomena, problems or behaviors for people, the people are treated with the knowledge of relatively mature or rational thinking, and things can approach the most basic existence of the people, so that everyone wants to go to school to learn more knowledge, and is more profound, wherein a plurality of students with no physical disabilities and mental disabilities walk with the wheelchair as the main tool.

However, the stairs are slopes which are not continuous and are one step after another, so that disabled students can go up and down stairs by using the wheelchair and the wheelchair can be lifted by a plurality of persons or can go up and down stairs by using the wheelchair.

SUMMERY OF THE UTILITY MODEL

The technical problem that above-mentioned background art provided is solved to the device, provides the shock attenuation of being convenient for the handicap wheelchair use and prevents falling stair, includes: the stair comprises steps, an anti-skid device and a supporting device, wherein the plurality of steps are uniformly and fixedly connected to the surface of the stair, the supporting device is uniformly and fixedly connected to the bottom of each step, and the anti-skid device is fixedly connected to an included angle between every two steps.

Preferably, the anti-skid device comprises a friction belt and a rebound block, the friction belt is fixedly connected at the included angle of the step, the surface of the friction belt is uniformly and fixedly connected with semicircular convex blocks, and the rebound block is fixedly connected below the friction belt.

Preferably, the step includes: prevent falling footboard, filter screen and recovery room, prevent falling the footboard at step top left side fixedly connected with, filter screen fixed connection is in the step top, and recovery room fixed connection is in the filter screen below, through be equipped with filter screen and recovery room on the step.

Preferably, the middle of the anti-falling pedal is fixedly connected with a fixed rod, the left side and the right side of the fixed rod are in an inward-bending arc shape, and the inward-bending arc position of the fixed rod is uniformly and movably connected with a friction rotor.

Preferably, the supporting means comprises: the spring rod is fixedly connected in the middle of the supporting device, the fixing frames are uniformly and fixedly connected to the left side and the right side of the bottom of the spring rod, the whole fixing frame is triangular, and the rotor is movably connected inside the fixing frame.

Preferably, two notches are uniformly and fixedly connected to the left side and the right side of the anti-falling pedal, and a plurality of semicircular convex blocks are fixedly connected to the left side and the right side of the inner part of each notch.

Has the advantages that: by arranging the filter screen and the recovery chamber on the step, when garbage or accumulated water exists on the surface of the step, the garbage and the accumulated water are filtered to the recovery chamber through the filter screen, so that the garbage and the accumulated water are prevented from being accumulated on the step for a long time, dirt is easy to generate, people are likely to slip, and a better anti-slip effect is achieved;

when a disabled patient goes up and down the stairs by using the wheelchair, the wheels of the wheelchair are pressed by the anti-falling pedal, so that the fixed rod is bent inwards and pressed downwards, the two friction rotors rotate and rub against each other, and the friction force is increased, so that the resistance of the friction rotors is increased, the disabled patient can go up and down the stairs more stably by using the wheelchair, and the effect of better protecting the safety of the user is achieved;

through being equipped with two notches and with the wheel width intermeshing of wheelchair on preventing falling the footboard, and be equipped with semi-circular lug in the recess simultaneously, rub the wheel, make its speed reduction, prevent that it from moving down too fast, lead to the focus unstability to overturn on ground, reach the better result of use of going up and down stairs of wheelchair to the handicapped patient.

Drawings

Fig. 1 is a schematic view of the overall plane structure of the present invention.

Fig. 2 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

Fig. 3 is a schematic view of a step plane structure in the present invention.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

Fig. 5 is a schematic view of a planar structure of the supporting device of the present invention.

Fig. 6 is a schematic view of the planar structure of the anti-falling pedal of the present invention.

In FIGS. 1-6: 1-step, 2-antiskid device, 3-support device, 4-friction belt, 5-rebound block, 6-anti-falling pedal, 7-filter screen, 8-recovery chamber, 9-fixed rod, 10-friction rotor, 11-spring rod, 12-fixed frame and 13-rotor.

Detailed Description

Referring to fig. 1 to 6, in an embodiment of the present invention, a shock absorbing anti-falling stair for a wheelchair for disabled includes: the stair comprises steps 1, antiskid devices 2 and supporting devices 3, wherein the plurality of steps 1 are uniformly and fixedly connected to the surface of the stair, the supporting devices 3 are uniformly and fixedly connected to the bottom of each step 1, and the antiskid devices 2 are fixedly connected to included angles between the steps 1.

Preferably, the antiskid device 2 comprises a friction belt 4 and a rebound block 5, the friction belt 4 is fixedly connected at the included angle of the step 1, semicircular convex blocks are uniformly and fixedly connected to the surface of the friction belt 4, the rebound block 5 is fixedly connected below the friction belt 4, the friction force can be increased by arranging the semicircular convex blocks on the friction belt 4, and meanwhile, the rebound block 5 is arranged below the rebound block, so that the rebound effect can be increased, and a better antiskid effect can be achieved.

Preferably, the step 1 comprises: prevent falling footboard 6, filter screen 7 and recovery room 8, prevent falling footboard 6 at 1 top left side fixedly connected with of step, 7 fixed connection of filter screen is in 1 top of step, recovery room 8 fixed connection is in 7 below of filter screen, through be equipped with filter screen 7 and recovery room 8 on step 1, when there is rubbish or ponding on the surface of step 1, see through filter screen 7 and filter rubbish and ponding to recovery room 8, prevent that it from piling up on step 1 for a long time, not only can produce the dirt easily, still make adult's cunning very likely, reach better anti-skidding effect.

Preferably, department fixedly connected with dead lever 9 in the middle of preventing falling footboard 6, and the dead lever 9 left and right sides is the arc of incurving, there is friction rotor 10 at the even swing joint of arc department of dead lever 9 incurving, when handicapped patient uses the wheelchair to go up and down this stair, the wheel of wheelchair is preventing falling footboard 6 and is pressing, make dead lever 9 incurving push down, make two friction rotor 10 looks mutual rotation friction, increase its frictional force, thereby increase its resistance, it is more steady when making handicapped patient use the wheelchair to go up and down stairs, reach better effect of protection user safety.

Preferably, the support means 3 comprise: spring beam 11, mount 12 and rotor 13, locate fixedly connected with spring beam 11 in the middle of strutting arrangement 3, the even fixed connection of mount 12 is in the 11 bottom left and right sides of spring beam, and mount 12 is whole to be triangle-shaped, and there is rotor 13 at the inside swing joint of mount 12, through being equipped with spring beam 11, can cushion the pressure that stair brought, reach better decompression antidetonation, simultaneously because mount 12 is whole to improve the device's stability for triangle-shaped, and swing joint has rotor 13 in inside, mount 12 atress and rotor 13 rub, increase its resistance, play better decompression antidetonation effect, reach the effect that improves the support stability of stair.

Preferably, prevent falling two notches of the even fixedly connected with of left and right sides on footboard 6, and the equal a plurality of semi-circular lugs of the equal fixedly connected with of the inside left and right sides of notch, through being equipped with two notches and the wheel width intermeshing with the wheelchair on footboard 6 is falling, and be equipped with semi-circular lug in the recess simultaneously, rub the wheel, make its speed reduction, prevent that it from moving down too fast, lead to the focus unstability to overturn ground, reach the better result of use of going up and down stairs to the handicapped patient use wheelchair.

The working principle is as follows:

when the shock-absorbing anti-falling stair convenient for the wheelchair to be used is installed, firstly, the friction belt 4 is fixedly connected at the included angle of the step 1, the surface of the friction belt 4 is uniformly and fixedly connected with the semicircular lug, the rebound block 5 is fixedly connected below the friction belt 4, the friction force of the friction belt 4 can be increased by arranging the semicircular lug on the friction belt 4, meanwhile, the rebound block 5 is arranged below the friction belt to increase the rebound effect of the friction belt, so as to achieve better anti-sliding effect, the filter screen 7 and the recovery chamber 8 are arranged on the step 1, when garbage or accumulated water exists on the surface of the step 1, the garbage and the accumulated water are filtered to the recovery chamber 8 through the filter screen 7 to prevent the garbage and the accumulated water from being accumulated on the step 1 for a long time, so that not only dirt can be easily generated, but also the slipping of people is likely to be caused, so as to achieve better anti-sliding effect of the stair, then when the, the fixing rod 9 is bent inwards and pressed downwards, the two friction rotors 10 are rotated and rubbed with each other to increase the friction force, so that the resistance is increased, the wheelchair is more stable when a disabled patient uses the wheelchair to go up and down stairs, and a better effect of protecting the safety of the user is achieved, meanwhile, the anti-falling pedal 6 is provided with two notches which are meshed with the width of the wheelchair wheel, and meanwhile, the groove is internally provided with a semicircular lug which is used for rubbing the wheel to reduce the speed of the wheel and prevent the wheel from moving down too fast to cause the unstable gravity center to fall on the ground, so that the better using effect of the wheelchair for the disabled patient to go up and down stairs is achieved, then the pressure brought by the stairs can be buffered through the spring rod 11, so that better decompression and shock resistance is achieved, meanwhile, the stability of the device can be improved because the fixing frame 12 is integrally triangular, the rotors 13 are movably connected in the inner part, the resistance of the stair is increased, a better pressure-reducing and shock-resisting effect is achieved, and the effect of improving the support stability of the stair is achieved.

Claims

1. A shock attenuation prevents falling stair convenient to disabled wheelchair uses includes: step (1), antiskid (2) and strutting arrangement (3), its characterized in that: the stair is characterized in that a plurality of steps (1) are uniformly and fixedly connected to the surface of the stair, a supporting device (3) is uniformly and fixedly connected to the bottom of each step (1), and an anti-skid device (2) is fixedly connected to an included angle between every two steps (1).

2. The shock absorbing fall resistant staircase for handicapped wheelchairs of claim 1, wherein: the anti-skid device (2) comprises a friction belt (4) and a rebound block (5), the friction belt (4) is fixedly connected at the included angle of the step (1), the surface of the friction belt (4) is uniformly and fixedly connected with semicircular convex blocks, and the rebound block (5) is fixedly connected below the friction belt (4).

3. The shock absorbing fall resistant staircase for handicapped wheelchairs of claim 1, wherein: the step (1) comprises: prevent falling footboard (6), filter screen (7) and recovery room (8), prevent falling footboard (6) at step (1) top left side fixedly connected with, filter screen (7) fixed connection is in step (1) top, and recovery room (8) fixed connection is in filter screen (7) below.

4. The shock absorbing fall resistant staircase for handicapped wheelchairs of claim 3, wherein: the middle of the anti-falling pedal (6) is fixedly connected with a fixing rod (9), the left side and the right side of the fixing rod (9) are in an inward-bending arc shape, and the inward-bending arc position of the fixing rod (9) is evenly and movably connected with a friction rotor (10).

5. The shock absorbing fall resistant staircase for handicapped wheelchairs of claim 3, wherein: the support device (3) comprises: the supporting device comprises a spring rod (11), a fixing frame (12) and a rotor (13), wherein the spring rod (11) is fixedly connected in the middle of the supporting device (3), the fixing frame (12) is uniformly and fixedly connected to the left side and the right side of the bottom of the spring rod (11), the whole fixing frame (12) is triangular, and the rotor (13) is movably connected in the fixing frame (12).

6. The shock absorbing fall resistant staircase for handicapped wheelchairs of claim 3, wherein: two notches are uniformly and fixedly connected to the left side and the right side of the anti-falling pedal (6), and a plurality of semicircular lugs are fixedly connected to the left side and the right side of the inner part of each notch.