Sitting and standing transfer auxiliary device
By designing a seating and station transfer auxiliary device with symmetrical brackets, connecting rods and universal wheels, the stability problem of hemiplegia patients during sitting and standing transfer is solved, and stable support and portability in a small space is achieved. It is suitable for a variety of uses Scene.
Patent Information
- Application Number
- CN202420913275.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-04-29
AI Technical Summary
Patients with hemiplegia lack stable support during sitting and standing transfer, existing chairs and wheelchairs have limitations in use, insufficient stability of crutches, and difficulty in carrying full weight, resulting in the need of an auxiliary device to solve the problem of transfer difficulties.
A seating and station transfer auxiliary device is designed, including a symmetrically arranged bracket, connecting rod and universal wheel. A universal wheel is provided under the bracket. The support rod can be adjusted in height and length. The connecting rod is slidably connected by the inner rod and the outer rod. With brakes, suitable for tight spaces and chairs of different widths.
It provides stable support to prevent rollover, suitable for hemiplegia, the elderly and pregnant women. The device is foldable and easy to carry and does not occupy space. It is suitable for toilets or bath chairs and other scenarios.
Smart Images
Figure CN222304193U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of assistive devices, in particular to a sit-stand transfer assisting device. Background Art
[0002] For hemiplegic patients, their limb movements are hindered to a certain extent and their balance ability is reduced. When they want to switch from sitting to standing, they often need help from others or the help of auxiliary supporting devices. In the rehabilitation department, there are many hemiplegic patients in the recovery period who like to eat on chairs and do not like to sit in wheelchairs. Both chairs and wheelchairs have some limitations in use: some chairs do not have armrests on both sides, and they are easy to tip over if you hold the backrest; wheelchairs are large and inconvenient to use in a small space; if you use crutches, the stability of the crutches is average, the support they can provide is average, and they are not suitable for people who cannot fully bear weight on their lower limbs; therefore, there is a need to propose a sit-to-stand transfer assist device. Utility Model Content
[0003] The technical problem to be solved by the utility model is to provide a sit-stand transfer auxiliary device, which can effectively solve the problems raised in the above-mentioned background technology.
[0004] In order to solve the above problems, the technical solution adopted by the utility model is: a sit-stand transfer auxiliary device, including a bracket, characterized in that it also includes a connecting rod, the bracket is provided with two, the two brackets are symmetrically arranged, the connecting rod is arranged between the two brackets, one end of the connecting rod is rotatably connected to one of the brackets, and the other end is rotatably connected to the other bracket; a universal wheel is provided at each of the two ends below the bracket;
[0005] The bracket includes an upper cross bar, a lower cross bar and two symmetrically arranged vertical poles, wherein the upper cross bar and the lower cross bar are both arranged between the two vertical poles, the upper cross bar is arranged above the vertical poles, and the lower cross bar is arranged below the vertical poles; a support rod is also arranged between the two vertical poles, and the support rod is located below the upper cross bar; the upper cross bar and the lower cross bar are both fixedly connected to the vertical poles, and the support rod is slidably connected to the vertical poles.
[0006] Preferably, a guide groove and a limiting hole are provided on the inner side of the vertical rod, and the guide groove is connected with the limiting hole; a slide groove is provided in the middle of the support rod, and through holes are provided at both ends of the support rod, and the slide groove is connected with the through holes;
[0007] A spring and two sliders are provided in the slide groove, and the spring and the two sliders are slidably connected to the slide groove. A limit column is provided in the through hole, and the limit column is slidably connected to the through hole. Both ends of the spring are respectively connected to one end of the slider, and the other end of the slider is connected to the limit column, and the limit column is slidably sleeved with the limit hole.
[0008] A limiting groove is provided at the bottom of the slide groove, and adjusting rods are respectively connected to the bottoms of the two sliding blocks, and the adjusting rods slide in the limiting grooves.
[0009] Preferably, the limiting holes are provided in plurality along the height direction of the guide groove and are distributed in a linear array.
[0010] Preferably, shaft sleeves are fixedly connected to both ends of the connecting rod, and the connecting rod is rotatably connected to the bracket through the shaft sleeve; the connecting rod includes an inner rod and an outer rod, and the inner rod is slidably connected to the outer rod.
[0011] Preferably, the connecting rod is provided with two pieces, the two connecting rods are located on the same vertical plane, and a vertical rod is connected between the two connecting rods.
[0012] Preferably, a locking piece is threadedly connected to the shaft sleeve.
[0013] Preferably, a reinforcing cross bar is provided above the lower cross bar, and both ends of the reinforcing cross bar are connected to the vertical bars.
[0014] Preferably, the universal wheels arranged at the front ends of the two brackets are universal wheels with brakes.
[0015] Compared with the prior art, the utility model provides a sit-stand transfer auxiliary device, which has the following beneficial effects:
[0016] The utility model provides stable support for patients during the sitting-standing transfer process. The support rods are arranged on both sides of the patient, and the front universal wheels are equipped with brakes to prevent slipping and rolling.
[0017] It can be used in toilets or bathing chairs in small spaces;
[0018] Foldable, small size, easy to store and carry, does not take up space;
[0019] The height of the support rod and the width of the connecting rod can be adjusted. It is suitable for hemiplegics, the elderly, pregnant women or people who have difficulty getting up. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a structural schematic diagram of the utility model;
[0021] Figure 2 It is a partial structural schematic diagram of the utility model;
[0022] Figure 3 It is a partial structural cross-sectional view of the utility model;
[0023] Figure 4 It is a partial structural cross-sectional view of the utility model;
[0024] Figure 5 It is a structural schematic diagram of the utility model;
[0025] Figure 6 It is a schematic diagram of the structure of the utility model in use state.
[0026] Among them: 1. bracket, 11. upper cross bar, 12. lower cross bar, 13. reinforcing cross bar, 2. connecting rod, 21. bushing, 22. vertical rod, 23. locking piece, 3. universal wheel, 4. vertical rod, 41. guide groove, 42. limiting hole, 5. support rod, 6. slide groove, 61. spring, 62. slider, 7. through hole, 71. limiting column, 8. limiting groove, 9. adjusting rod. DETAILED DESCRIPTION
[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0028] Reference Figure 1-6 The utility model provides a sit-stand transfer assisting device, comprising a bracket 1, characterized in that it also comprises a connecting rod 2, the bracket 1 is provided with two, the two brackets 1 are symmetrically arranged, the connecting rod 2 is arranged between the two brackets 1, one end of the connecting rod 2 is rotatably connected to one of the brackets 1, and the other end is rotatably connected to the other bracket 1; a universal wheel 3 is respectively provided at both ends below the bracket 1;
[0029] The bracket 1 includes an upper cross bar 11, a lower cross bar 12 and two symmetrically arranged vertical bars 4, wherein the upper cross bar 11 and the lower cross bar 12 are both arranged between the two vertical bars 4, the upper cross bar 11 is arranged above the vertical bars 4, and the lower cross bar 12 is arranged below the vertical bars 4; a support bar 5 is also arranged between the two vertical bars 4, and the support bar 5 is located below the upper cross bar 11; the upper cross bar 11 and the lower cross bar 12 are both fixedly connected to the vertical bars 4, and the support bar 5 is slidably connected to the vertical bars 4.
[0030] Preferably, a guide groove 41 and a limiting hole 42 are formed inside the vertical rod 4, and the guide groove 41 is connected to the limiting hole 42; a slide groove 6 is formed in the middle of the support rod 5, and through holes 7 are formed at both ends of the support rod 5, and the slide groove 6 is connected to the through hole 7;
[0031] A spring 61 and two sliders 62 are provided in the slide groove 6, and the spring 61 and the two sliders 62 are slidably connected to the slide groove 6. A limiting column 71 is provided in the through hole 7, and the limiting column 71 is slidably connected to the through hole 7. Both ends of the spring 61 are respectively connected to one end of the slider 62, and the other end of the slider 62 is connected to the limiting column 71. The limiting column 71 is slidably sleeved with the limiting hole 42.
[0032] A limiting groove 8 is provided at the bottom of the slide groove 6 , and adjusting rods 9 are respectively connected to the bottoms of the two sliding blocks 62 , and the adjusting rods 9 slide in the limiting groove 8 .
[0033] Preferably, a plurality of the limiting holes 42 are provided along the height direction of the guide groove 41 and are distributed in a linear array.
[0034] Preferably, shaft sleeves 21 are fixedly connected at both ends of the connecting rod 2, and the connecting rod 2 is rotatably connected to the bracket 1 through the shaft sleeves 21; the connecting rod 2 includes an inner rod and an outer rod, and the inner rod is slidably connected to the outer rod.
[0035] Preferably, the connecting rod 2 is provided with two pieces, the two connecting rods 2 are located on the same vertical plane, and a vertical rod 22 is connected between the two connecting rods 2. The two connecting rods 2 are connected to the brackets 1 at both ends by two vertical rods 22 to form a well shape, which can enhance the stability of the device.
[0036] Preferably, a locking member 23 is threadedly connected to the shaft sleeve 21; by rotating the locking member 23, the bracket 1 and the upright pole 4 can be restricted from rotating, making the device as a whole more stable.
[0037] Preferably, a reinforcing cross bar 13 is provided above the lower cross bar 12 , and both ends of the reinforcing cross bar 13 are connected to the vertical bars 4 .
[0038] Preferably, the universal wheels 3 provided at the front ends of the two brackets 1 are universal wheels with brakes.
[0039] As a specific embodiment of the utility model:
[0040] When in use, the device is moved so that the chair is inside the device, the support rod 5 is adjusted to a suitable height as required, and the front universal wheel 3 is locked. The height adjustment method of the support rod 5 is as follows: the adjustment rods 9 at the bottom of the two sliders 62 are pressed toward each other, and the adjustment rods 9 drive the sliders 62 to move toward each other to press the spring 61. The movement of the slider 62 drives the limit posts 71 at both ends to move closer to the middle, so that the limit posts 71 slide out of the limit holes 42, and then the support rod 5 can be slid up or down. When it slides to a suitable height and the limit posts 71 correspond to the limit holes 42, the adjustment rod 9 is released. Under the action of the spring 61, the limit posts 71 are again connected with the limit holes 42 to limit the support rod 5 from sliding on the upright pole 4. After the patient sits on the chair, when he wants to stand up, he holds the support rod 5 on the brackets 1 on both sides with both hands to help the patient stand up. A cushion can be set on the support rod 5 to make the contact feeling more comfortable when holding the support rod 5.
[0041] In addition to being used around chairs, the device can also be placed around toilets or bathing chairs. The connecting rod 2 can be telescopically adjusted in length by sliding between the inner rod and the outer rod, so as to better adapt to chairs of different widths. The device is also applicable to the elderly, pregnant women or people who have difficulty getting up.
[0042] When not in use, the bracket 1 can be folded by rotating the shaft sleeves 21 at both ends of the connecting rod 2, so that it is easy to store and carry without taking up space.
[0043] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims
1. A sit-stand transfer assist device, comprising a bracket (1), characterized in that: It also comprises a connecting rod (2), the bracket (1) being provided with two, the two brackets (1) being symmetrically arranged, the connecting rod (2) being arranged between the two brackets (1), one end of the connecting rod (2) being rotatably connected to one of the brackets (1), and the other end being rotatably connected to the other bracket (1); a universal wheel (3) is respectively arranged at both ends below the bracket (1); The bracket (1) comprises an upper crossbar (11), a lower crossbar (12) and two symmetrically arranged vertical bars (4); the upper crossbar (11) and the lower crossbar (12) are both arranged between the two vertical bars (4); the upper crossbar (11) is arranged above the vertical bars (4), and the lower crossbar (12) is arranged below the vertical bars (4); a support bar (5) is also arranged between the two vertical bars (4), and the support bar (5) is located below the upper crossbar (11); the upper crossbar (11) and the lower crossbar (12) are both fixedly connected to the vertical bars (4), and the support bar (5) is slidably connected to the vertical bars (4).
2. The sit-stand transfer assist device according to claim 1, characterized in that: A guide groove (41) and a limit hole (42) are provided on the inner side of the vertical rod (4), and the guide groove (41) is connected to the limit hole (42); a slide groove (6) is provided in the middle of the support rod (5), and through holes (7) are provided at both ends of the support rod (5), and the slide groove (6) is connected to the through hole (7); A spring (61) and two sliders (62) are provided in the slide groove (6), and the spring (61) and the two sliders (62) are slidably connected to the slide groove (6). A limiting column (71) is provided in the through hole (7), and the limiting column (71) is slidably connected to the through hole (7). Two ends of the spring (61) are respectively connected to one end of the slider (62), and the other end of the slider (62) is connected to the limiting column (71), and the limiting column (71) is slidably sleeved with the limiting hole (42). A limiting groove (8) is provided at the bottom of the slide groove (6), and adjustment rods (9) are respectively connected to the bottoms of the two sliding blocks (62), and the adjustment rods (9) slide in the limiting groove (8).
3. The sit-stand transfer assist device according to claim 2, characterized in that: A plurality of the limiting holes (42) are provided along the height direction of the guide groove (41) and are distributed in a linear array.
4. A sit-stand transfer assisting device according to claim 1 or 3, characterized in that: Both ends of the connecting rod (2) are fixedly connected with shaft sleeves (21), and the connecting rod (2) is rotatably connected to the bracket (1) via the shaft sleeves (21); the connecting rod (2) comprises an inner rod and an outer rod, and the inner rod is slidably connected to the outer rod.
5. The sit-stand transfer assist device according to claim 4, characterized in that: The connecting rod (2) is provided with two pieces, the two connecting rods (2) are located on the same vertical plane, and a vertical rod (22) is connected between the two connecting rods (2).
6. The sit-stand transfer assist device according to claim 4, characterized in that: A locking piece (23) is threadedly connected to the shaft sleeve (21).
7. The sit-stand transfer assist device according to claim 1, characterized in that: A reinforcing cross bar (13) is provided above the lower cross bar (12), and both ends of the reinforcing cross bar (13) are connected to the vertical bars (4).
8. The sit-stand transfer assist device according to claim 1, characterized in that: The universal wheels (3) arranged at the front ends of the two brackets (1) are universal wheels with brakes.