Device for assisting old people in climbing stairs

Abstract

The utility model discloses a device for assisting old people to climb stairs, which comprises a plurality of fixing frames, the fixing frames are arranged on a wall surface, each fixing frame is provided with a stair climbing mechanism, each stair climbing mechanism comprises a guide rod, a guide sleeve, an inner sleeve, a roller, a rotating mechanism, a handrail and a one-way mechanism, the stair climbing mechanism is provided with a matching structure of the fixing frames and the guide rod, the multiple inner sleeves are installed in the guide sleeve, a rolling wheel is arranged in each inner sleeve to be attached to the guide rod, meanwhile, a semi-circular groove coaxial with the guide rod is formed in each inner sleeve, and the inner sleeves are matched with the guide rod. The whole stair climbing process is more stable and smoother, through the matched design of the inner sleeve and the guide sleeve, the stability of the handrail in the moving process is ensured, the friction resistance in the moving process is reduced through the arrangement of the rolling wheels, and the use safety and comfort are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of assisting the old people to climb stairs, more specifically, it relates to a device for assisting the old people to climb stairs. BACKGROUND

[0002] The old people's auxiliary climbing stairs device on the market generally has the problem of insufficient flexibility, when the old people are climbing stairs, due to the difference in physical condition and personal habits, the position and height of the handrail often need to be adjusted according to the actual situation, however, the existing auxiliary device is mostly designed in a fixed manner, once the position of the handrail is installed, it cannot be flexibly adjusted according to the actual needs of the user, this design seriously affects the comfort and safety of the old people, so that the old people cannot obtain the most suitable support position during climbing, increasing the risk of falling.

[0003] In addition, the existing climbing stairs auxiliary device generally has the problem of too large volume and occupying more space, these devices will occupy a large area of the stairs after installation, not only affecting the passing of other personnel during daily climbing stairs, but also causing congestion in the corridor, reducing the use space of the stairs, especially in some old communities or buildings with relatively narrow staircases, such large auxiliary devices exacerbate the problem of space confinement, seriously affecting the normal use function of the stairs, and bringing many inconveniences to daily life. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] In view of the problems in the prior art, the utility model provides a device for assisting the old people to climb stairs to solve the technical problems mentioned in the background art.

[0006] (II) Technical scheme

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme: a device for assisting the old people to climb stairs, comprising a fixed frame, the fixed frame is installed on the wall surface, a climbing mechanism is arranged on the fixed frame, the climbing mechanism comprises a guide rod, a guide sleeve, an inner sleeve, a roller, a rotating mechanism, a handrail and a one-way mechanism, the fixed frame is provided with a plurality of guide rods, and a plurality of guide rods are installed between the plurality of fixed frames, a plurality of inner sleeves are installed in the guide sleeve, a roller is rotatably installed in each inner sleeve, a plurality of rollers are respectively attached to the guide rod, a semicircular groove is formed in the inner sleeve, the semicircular groove and the guide rod are coaxially arranged, the rotating mechanism is connected with the guide sleeve and the handrail, and the one-way mechanism is arranged on the guide sleeve.

[0008] The utility model further sets up, the rotating mechanism includes follow -up cover and rotating cover, follow -up cover installation on the guide cover, rotating cover rotation is connected in the follow -up cover, and the handrail is fixedly installed in the rotating cover, the design of rotating mechanism guarantees the position adjustment of handrail.

[0009] The utility model further sets up, the lateral wall of follow -up cover is equipped with horizontal hole, the horizontal hole is equipped with the positioning pin of sliding, is equipped with the pull ring on the positioning pin, the design of positioning pin guarantees the position fixation of handrail.

[0010] The utility model further sets up, the lateral wall of rotating cover is equipped with a plurality of positioning hole, and the positioning pin is inserted into the positioning hole, and the design of positioning hole guarantees the stability of fixed.

[0011] The utility model further sets up, the upper and lower both ends of handrail are equipped with the recessed pipe respectively, and the design of recessed pipe guarantees the convenient use of handrail.

[0012] The utility model further sets up, a plurality of fixed frame is equipped with the rack respectively, the axle of rack and the axle of guide rod are in same plane, and the design of rack guarantees the stability of one -way movement.

[0013] The utility model further sets up, the one -way mechanism includes the extension board and the ratchet wheel, and the extension board is installed on the guide cover, and the ratchet wheel rotation is connected in the extension board, and the design of one -way mechanism guarantees the convenience of one -way movement.

[0014] The utility model further sets up, the ratchet wheel is engaged on the rack.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a device for assisting the old people to climb stairs, has the following beneficial effects:

[0017] 1, the cooperation structure of fixed frame and guide rod is set up in the climbing mechanism, and a plurality of internal cover is installed in the guide cover, the roller is set up in each internal cover and is pasted with the guide rod, a semicircular groove coaxial with the guide rod is set up on the internal cover at the same time, so that the whole climbing process is more stable and smooth, the stability of the handrail movement is ensured through the cooperation design of internal cover and guide cover, and the setting of the roller reduces the friction resistance when moving, improves the use safety and comfort.

[0018] 2, the combination design of follow -up cover and rotating cover is adopted in the rotating mechanism, the horizontal hole is set up on the lateral wall of follow -up cover and is cooperated with the positioning pin, a plurality of positioning holes are set up on the lateral wall of rotating cover at the same time, the accurate positioning and adjustment of handrail position are realized, the operation is more convenient through the design of pull ring, the recessed pipe is set up on the upper and lower both ends of handrail, better gripping experience is provided, the overall structure is simple and reliable, and operation is convenient.

[0019] 3. The one-way mechanism, through the cooperation of the extended plate and the ratchet, enables the ratchet to mesh with the rack on the fixed frame, realizing the one-way control function when going up and down the stairs. When going up the stairs, the ratchet can rotate smoothly, and it will be fixed only when the elderly need support. When going down the stairs, the ratchet can be disengaged from the rack by adjusting the angle of the guide sleeve, making it easy to adjust the position downwards. This design ensures both safety when going up the stairs and flexibility when going down the stairs. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the overall structure of a device for assisting the elderly in climbing stairs according to the present invention;

[0021] Figure 2 This is an exploded structural diagram of the guide sleeve and handrail in this utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the handrail and rotating sleeve in this utility model;

[0023] Figure 4 This is a schematic diagram of the internal sleeve in this utility model;

[0024] Figure 5 This is a schematic diagram of the rotating sleeve in this utility model.

[0025] In the diagram: 1. Fixing frame; 2. Guide rod; 3. Guide sleeve; 4. Inner sleeve; 5. Roller; 6. Handrail; 7. Semicircular groove; 8. Follower sleeve; 9. Rotating sleeve; 10. Transverse hole; 11. Positioning pin; 12. Pull ring; 13. Positioning hole; 14. Concave tube; 15. Rack; 16. Extending plate; 17. Ratchet. Detailed Implementation

[0026] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by one of ordinary skill in the art to which this application pertains.

[0028] In this utility model, unless otherwise stated, the orientations used, such as "up" and "down", usually refer to the direction shown in the accompanying drawings, or to the vertical, perpendicular, or gravitational direction; similarly, for ease of understanding and description, "left" and "right" usually refer to the left and right shown in the accompanying drawings; "inner" and "outer" refer to the inner and outer contours of each component itself, but the above directional terms are not used to limit this utility model.

[0029] Please seeFigures 1-5 The utility model provides a device that assists the old people to climb stairs, including fixed frame 1, fixed frame 1 is installed on the wall, and fixed frame 1 is provided with the climbing mechanism, and the climbing mechanism includes guide rod 2, guide sleeve 3, internal sleeve 4, gyro wheel 5, rotating mechanism, handrail 6 and one-way mechanism, fixed frame 1 is provided with a plurality of, and a plurality of fixed frame 1 between installation has guide rod 2, guide sleeve 3 inside installation has a plurality of internal sleeve 4, each internal sleeve 4 inside respectively rotationally installed has gyro wheel 5, a plurality of gyro wheel 5 respectively stick in guide rod, and internal sleeve 4 is provided with semicircular groove 7, and semicircular groove 7 and guide rod 2 are coaxial arrangement, rotating mechanism is connected on guide sleeve 3 and handrail 6, one-way mechanism is on guide sleeve 3, and rotating mechanism includes follow-up sleeve 8 and rotating sleeve 9, follow-up sleeve 8 is installed on guide sleeve 3, and rotating sleeve 9 is rotationally connected in follow-up sleeve 8, and handrail 6 is fixedly installed in rotating sleeve 9, and the lateral wall of follow-up sleeve 8 is provided with transverse hole 10, and transverse hole 10 is slidably provided with positioning pin 11, and positioning pin 11 is provided with pull ring 12, and the lateral wall of rotating sleeve 9 is provided with a plurality of positioning holes 13, and positioning pin 11 is inserted into positioning hole 13, and the upper and lower ends of handrail 6 are respectively provided with inner recessed pipe 14, a plurality of fixed frame 1 is respectively provided with rack 15, and the axis of rack 15 and guide rod 2 is in the same plane, and one-way mechanism includes extension plate 16 and ratchet wheel 17, and extension plate 16 is installed on guide sleeve 3, and ratchet wheel 17 is rotationally connected in extension plate 16, and ratchet wheel 17 is engaged on rack 15.

[0030] In the embodiment, when the old people need to go upstairs, first, handrail 6 is rotated to the position parallel to guide rod, then positioning pin 11 is inserted into transverse hole 10, and positioning pin 11 is synchronously inserted into positioning hole 13, so that handrail 6 and follow-up sleeve 8 are fixed, then the old people hold the inner recessed pipe 14 at the lower end, because of the one-way rotation of ratchet wheel 17, when the old people go upstairs, ratchet wheel 17 can rotate, so that gyro wheel 5 can slide along guide rod 2 to move handrail 6 to a higher position, when the old people exert force with the arms, the body can be dragged to move upward one stair, so as to assist the legs to move to the next stair, then the operation is repeated, so that the process of going upstairs is completed, after going upstairs, positioning pin 11 is pulled out, then handrail 6 is rotated to be parallel to the wall, at this time, handrail 6 occupies the least area, then positioning pin 11 is inserted into the corresponding positioning hole 13, so that the use process is completed.

[0031] More specifically, when the old people go downstairs, the old people hold the inner recessed pipe 14 at the upper end, because guide sleeve 3 can rotate along guide rod 2, so that ratchet wheel 17 is away from rack 15, then guide sleeve 3 is moved downward to the appropriate position, then ratchet wheel 17 is engaged on rack 15, at this time, ratchet wheel 17 also provides the corresponding supporting force, assisting the old people to go downstairs, then the cycle is repeated, so that the process of going downstairs is completed.

[0032] In summary, the overall device in use or operation: when the old people need to go upstairs, first turn the handrail 6 to the position parallel to the guide rod, then insert the positioning pin 11 into the transverse hole 10, and the positioning pin 11 is inserted into the positioning hole 13 at the same time, so as to fix the handrail 6 and the follow-up sleeve 8, then the old people hold the inner recessed tube 14 at the lower end, and the ratchet 17 can rotate when the old people go upstairs due to the one-way rotation of the ratchet 17, so that the roller 5 can slide along the guide rod 2 to move the handrail 6 to a higher position, and the old people can pull the body up one stair by the force of the arm, so as to assist the legs and feet to move to the next stair, then the operation is repeated, so as to complete the process of going upstairs, when going downstairs, the old people hold the inner recessed tube 14 at the upper end, and the ratchet 17 is disengaged from the rack 15 due to the rotation of the guide sleeve 3 along the guide rod 2, then the guide sleeve 3 is moved downward to a suitable position, and then the ratchet 17 is engaged on the rack 15, at this time the ratchet 17 also provides a corresponding supporting force to assist the old people to go downstairs, then the operation is repeated, so as to complete the process of going downstairs.

[0033] In all the above-mentioned solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one, and the preferred connection is welding when it is mentioned in the above. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for assisting elderly people in climbing stairs, comprising a fixing frame (1), characterized in that: A fixed frame (1) is installed on the wall. A stair-climbing mechanism is provided on the fixed frame (1). The stair-climbing mechanism includes a guide rod (2), a guide sleeve (3), an inner sleeve (4), a roller (5), a rotating mechanism, a handrail (6), and a one-way mechanism. Multiple fixed frames (1) are provided, and guide rods (2) are installed between multiple fixed frames (1). Multiple inner sleeves (4) are installed inside the guide sleeve (3). Rollers (5) are rotatably installed in each inner sleeve (4). Multiple rollers (5) are respectively attached to the guide rod. A semi-circular groove (7) is opened on the inner sleeve (4). The semi-circular groove (7) and the guide rod (2) are coaxially arranged. The rotating mechanism is connected to the guide sleeve (3) and the handrail (6). The one-way mechanism is on the guide sleeve (3).

2. The device for assisting the elderly in climbing stairs according to claim 1, characterized in that: The rotating mechanism includes a follower sleeve (8) and a rotating sleeve (9). The follower sleeve (8) is mounted on the guide sleeve (3), and the rotating sleeve (9) is rotatably connected inside the follower sleeve (8). The handrail (6) is fixedly mounted inside the rotating sleeve (9).

3. The device for assisting the elderly in climbing stairs according to claim 2, characterized in that: The follower sleeve (8) has a transverse hole (10) on its side wall, and a positioning pin (11) is slidably provided in the transverse hole (10), and a pull ring (12) is provided on the positioning pin (11).

4. The device for assisting the elderly in climbing stairs according to claim 3, characterized in that: The rotating sleeve (9) has multiple positioning holes (13) on its side wall, and the positioning pin (11) is inserted into the positioning hole (13).

5. The device for assisting the elderly in climbing stairs according to claim 4, characterized in that: The upper and lower ends of the handrail (6) are respectively provided with concave tubes (14).

6. The device for assisting the elderly in climbing stairs according to claim 1, characterized in that: Each of the multiple fixing frames (1) is provided with a rack (15), and the axis of the rack (15) and the axis of the guide rod (2) are on the same plane.

7. The device for assisting the elderly in climbing stairs according to claim 6, characterized in that: The one-way mechanism includes an extension plate (16) and a ratchet (17). The extension plate (16) is mounted on the guide sleeve (3), and the ratchet (17) is rotatably connected inside the extension plate (16).

8. The device for assisting the elderly in climbing stairs according to claim 7, characterized in that: The ratchet (17) engages on the rack (15).

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