Portable fall injury prevention device for elderly department

Abstract

The utility model relates to the technical field of fall injury prevention for the elderly department, in particular to a portable fall injury prevention device for the elderly department, which comprises a base and a support disc, the base and the support disc are both circular ring-shaped, the support disc is arranged right above the base, a plurality of vertical telescopic support mechanisms are uniformly arranged between the support disc and the base, and the vertical telescopic support mechanisms are arranged on the base. One ends of a plurality of rotating arms are evenly hinged to the side wall of the base, rolling wheels are arranged at the bottoms of the other ends of the rotating arms, storage grooves are formed in the top ends of the rotating arms, one ends of connecting arms are hinged to the sides, close to the rolling wheels, of the storage grooves, and the connecting arms can be folded and can be stored in the storage grooves after being folded. The portable fall injury prevention device for the elderly department can provide walking auxiliary support for the elderly and can be folded into a stool so that the elderly can conveniently sit on the stool.

Description

Technical Field

[0001] The utility model relates to the technical field of geriatric fall protection, in particular to a portable geriatric fall protection device. Background Art

[0002] Elderly people in the geriatric department of the hospital are very likely to fall and get injured during rehabilitation training. Every year, one in three people over 65 years old fall accidentally.

[0003] At present, there are some smart elderly care products used to prevent the elderly from falling and falling, such as smart anti-fall airbags, smart shoes, smart clothing, etc., which can prevent falls and reduce the degree of injury. However, some devices are still in the experimental verification stage, with complex functions and operations, which are difficult for the elderly to master, and the wearing comfort needs to be improved, and the application effect also needs to be tested. In addition, most of the above devices are expensive, and once damaged, due to their complex structure, they are also complicated to repair;

[0004] Currently, the most widely used anti-fall stroller is to provide auxiliary support for the elderly to walk. However, this type of anti-fall stroller is basically not foldable, not easy to carry, and the functions are often relatively simple. It cannot be used as a seat when the elderly are tired of walking. Utility Model Content

[0005] The purpose of the utility model is to provide a portable anti-fall device for geriatrics to solve the technical problems existing in the above-mentioned background technology.

[0006] To achieve the above purpose, the technical solution of the utility model is as follows:

[0007] A portable anti-fall device for geriatrics comprises: a base and a support plate, both of which are annular, the support plate is arranged directly above the base, a plurality of vertical retractable support mechanisms are evenly arranged between the support plate and the base, one end of a plurality of rotating arms are evenly hinged on the side wall of the base, a roller is arranged at the bottom of the other end of the rotating arm, a storage groove is opened at the top of the rotating arm, one end of a connecting arm is hinged on the side of the storage groove close to the roller, the connecting arm can be folded and can be stored in the storage groove after folding, when the plurality of vertical retractable support mechanisms are in a fully extended state, the other end of the fully unfolded connecting arm is detachably connected to the support plate and forms a triangular support structure with the rotating arm connected thereto and the vertical retractable support mechanism in a fully extended state on the same side thereof.

[0008] The top end of the support column is provided with a first vertical slide groove, the top end of the support column is vertically slidably connected to the first vertical slide groove, the top end of the support column is provided with a second vertical slide groove, the top end of the support column is vertically slidably connected to the second vertical slide groove, and the top end of the support column is fixedly connected to the bottom of the support plate, the upper inner walls of the support column 1 and the support column 2 are provided with a plurality of limit slots, the lower outer walls of the support column 2 and the support column 3 are provided with a plurality of embedded slots, the inner side ends of the embedded slots are fixedly connected to one end of the spring, and the other end of the spring is fixedly connected to the stop block, the stop block and the corresponding embedded slot are detachably engaged, and when the spring is fully compressed, the stop block is completely retracted into the embedded slot.

[0009] Furthermore, the roller is a universal wheel.

[0010] Furthermore, the connecting arm is composed of a plurality of connecting rods hinged in sequence, and a through hole is provided at the end of the connecting arm.

[0011] Furthermore, it also includes: a rotating shaft, a baffle and a magnetic strip. A placement groove is opened on the side wall of the base, and a plurality of positioning pins are placed in the placement groove. The baffle is rotatably connected to the notch of the placement groove through the rotating shaft. A magnetic strip is fixedly connected to the upper part of the notch of the placement groove, and the magnetic strip is magnetically attracted to the baffle.

[0012] Furthermore, a plurality of positioning tubes are evenly arranged on the side wall of the support plate, and a notch is opened at one end of the positioning tube of the support plate, and the notch cooperates with the end of the connecting arm. The positioning pin is detachably inserted into the through hole and the positioning tube at the end of the connecting arm from the outside to the inside in sequence to realize the connection between the connecting arm and the support plate.

[0013] Furthermore, an annular handle is fixedly connected to the outer end of the positioning pin.

[0014] Furthermore, a protective pad is provided on the top of the support plate, and the protective pad is annular.

[0015] Furthermore, a plurality of limit slots are evenly arranged at the bottom end of the support plate, and a limit block is arranged at the other end of the rotating arm. When a plurality of vertical telescopic support mechanisms are in a fully retracted state, the limit block at the end of the rotating arm can be detachably inserted into the corresponding limit slot when the rotating arm is rotated 90° upward and folded.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. When the entire device is in a folded state, the device can be used as a seat. The folded state takes up little space and is easy to carry. When the elderly feel tired, they can sit on the device to rest. When they continue to walk, they can unfold the device and continue rehabilitation training.

[0018] 2. Pull the support plate upwards, rotate the rotating arm, unfold the connecting arm, insert the end of the connecting arm into the notch on the lower side of the positioning tube, and then insert the positioning pin into the positioning tube to complete the unfolding. The elderly stand in the center of the support plate and lean on the pad. Due to the triangular stable structure, the elderly can remain stable and comfortable during the movement and prevent falling. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model in the overall folded state;

[0020] Figure 2 It is a schematic diagram of the front cross-sectional structure of the utility model in the overall unfolded state;

[0021] Figure 3 This is a schematic diagram of the front view structure of the utility model in the overall folded state;

[0022] Figure 4 This is a schematic diagram of the structure of the utility model in a folded state;

[0023] Figure 5 For this utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0024] Figure 6 For this utility model Figure 2 Schematic diagram of the enlarged structure at B.

[0025] The numbers in the accompanying drawings are: 1. base; 2. support column one; 3. support column two; 4. support column three; 5. spring; 6. block; 7. rotating shaft; 8. baffle; 9. magnetic strip; 10. rotating arm; 11. connecting arm; 12. limit block; 13. roller; 14. support plate; 15. positioning tube; 16. protective pad; 17. positioning pin. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0027] See also Figures 1 to 6As shown, a portable anti-fall device for geriatrics comprises: a base 1 and a support plate 14, both of which are annular, the support plate 14 is arranged directly above the base 1, a plurality of vertically retractable support mechanisms are evenly arranged between the support plate 14 and the base 1, one end of a plurality of rotating arms 10 are evenly hinged on the side wall of the base 1, a roller 13 is arranged at the bottom of the other end of the rotating arm 10, the roller 13 is a universal wheel, and the roller 13 enables the elderly to easily push the device when standing in the center of the support plate 14; a storage groove is opened at the top of the rotating arm 10, and the storage groove is close to the roller One end of a connecting arm 11 is hinged on one side, and the connecting arm 11 is composed of several connecting rods hinged in sequence. A through hole is provided at the end of the connecting arm 11. The connecting arm 11 can be folded and can be stored in a storage groove after folding. When several vertical telescopic support mechanisms are in a fully extended state, the other end of the fully unfolded connecting arm 11 is detachably connected to the support plate 14 and forms a triangular support structure with the rotating arm 10 connected thereto and the vertical telescopic support mechanism on the same side in a fully extended state, thereby enhancing the stability of the device and ensuring that the elderly will not fall.

[0028] In this embodiment, the vertical telescopic support mechanism includes: support column 1 2, support column 2 3, support column 3 4, spring 5 and stopper 6. The bottom end of support column 1 2 is fixedly connected to the top end of base 1. A first vertical slide groove is provided at the top end of support column 1 2. Support column 2 3 is vertically slidably connected in the first vertical slide groove. A second vertical slide groove is provided at the top end of support column 2 3. Support column 3 4 is vertically slidably connected in the second vertical slide groove. The top end of support column 3 4 is fixedly connected to the bottom end of support plate 14. A plurality of limit slots are provided on the upper inner walls of support column 1 2 and support column 2 3. A plurality of embedded slots are provided on the lower outer walls of support column 2 3 and support column 3 4. Spring 5 is fixedly connected to the inner side end of the embedded slot. When the folding state is changed to the unfolded state, the support plate 14 only needs to be pulled upward, and the support column 3 4 fixedly connected to the support plate 14 moves upward at the same time. When the support column 3 4 moves to the limit slot provided at the upper end of the support column 2 3, the stopper 6 pops out from the embedded slot of the support column 2 3 due to the action of the spring 5. Based on the same principle, the stopper 6 provided in the support column 2 3 pops out from the limit slot provided in the support column 1 2. Due to the snapping action of the stopper 6, the lifting of the support plate 14 is completed.

[0029] In this embodiment, the portable anti-fall device for geriatrics also includes: a rotating shaft 7, a baffle 8 and a magnetic strip 9. A placement groove is opened on the side wall of the base 1, and a plurality of positioning pins 17 are placed in the placement groove. The baffle 8 is rotatably connected to the notch of the placement groove through the rotating shaft 7. The upper part of the notch of the placement groove is fixedly connected with a magnetic strip 9. The magnetic strip 9 is magnetically attracted to the baffle 8. When the baffle 8 is opened, the baffle 8 is rotated open by the rotating shaft 7, and the positioning pins 17 are taken out of the placement groove.

[0030] In this embodiment, a number of positioning tubes 15 are evenly arranged on the side wall of the support plate 14. A notch is provided at one end of the positioning tube 15 of the support plate 14, and the notch matches with the end of the connecting arm 11. The positioning pin 17 is detachably inserted into the through hole at the end of the connecting arm 11 and the positioning tube 15 from the outside to the inside to realize the connection between the connecting arm 11 and the support plate 14. The connecting arm 11 on the rotating arm 10 rotatably connected to the base 1 is unfolded, and the connecting arm 11 at the end is inserted into the notch provided at one end of the positioning tube 15 of the support plate 14, and the positioning pin 17 is inserted into the positioning tube 15 from one side. The positioning pin 17 passes through the through hole at the end of the connecting arm 11, thereby engaging the connecting arm 11. Due to the friction between the positioning pin 17 and the positioning tube 15, the connecting arm 11 is tightly connected to the support plate 14, and the unfolding is completed.

[0031] In this embodiment, an annular handle is fixedly connected to the outer end of the positioning pin 17, and the annular handle is provided to facilitate the removal of the positioning pin 17.

[0032] In this embodiment, a protective pad 16 is provided at the top of the support plate 14. The protective pad 16 is annular and is provided to facilitate the elderly to sit down.

[0033] In this embodiment, a plurality of limit slots are evenly arranged at the bottom end of the support plate 14, and a limit block 12 is arranged at the other end of the rotating arm 10. When the plurality of vertical telescopic support mechanisms are in a fully retracted state, the limit block 12 at the end of the rotating arm 10 can be detachably inserted into the corresponding limit slot when the rotating arm 10 is rotated 90° upward and folded. Therefore, when the entire rotating arm 10 is in a folded state, the rotating arm 10 can be restrained for easy carrying.

[0034] When the device is changed from a folded state to an unfolded state, it is only necessary to pull the support plate 14 upwards, and the support column three 4 fixedly connected to the support plate 14 moves upwards at the same time. When the support column three 4 moves to the limit slot provided at the upper end of the support column two 3, the stopper 6 pops out from the embedded slot of the support column two 3 due to the action of the spring 5. Based on the same principle, the stopper 6 provided in the support column two 3 pops out from the limit slot provided in the support column one 2. Due to the engagement of the stopper 6, the lifting of the support plate 14 is completed. Next, the baffle plate 8 is opened, and the baffle plate 8 is rotated through the rotating shaft 7 to be taken out of the placement slot. Positioning pin 17; unfold the connecting arm 11 on the rotating arm 10 rotatably connected to the base 1, insert the connecting arm 11 at the end into the notch opened at one end of the positioning tube 15 of the support plate 14, insert the positioning pin 17 into the positioning tube 15 from one side, and the positioning pin 17 passes through the through hole at the end of the connecting arm 11, so that the connecting arm 11 is engaged. Due to the friction between the positioning pin 17 and the positioning tube 15, the connecting arm 11 is tightly connected to the support plate 14, and the unfolding is completed; in the unfolded state, the elderly stand in the center of the support plate 14 and push the entire device to move through the roller 13, which plays a good role in preventing falling;

[0035] To change the device from an unfolded state to a folded state, it is only necessary to remove the positioning pin 17, fold the connecting arm 11 back into the rotating arm 10, turn the device upside down, and the rotating arm 10 will rotate due to gravity. Then, the stop block 6 will be pressed down, and the support plate 14 will be pressed downward. The support column three 4, support column two 3 and support column one 2 will be retracted in turn. The limit block 12 will engage with the limit slot provided on the support plate 14 to fix it. At this time, the folding state is completed, and the device is placed upright again. The elderly can sit on the support plate 14 to rest, and the pad 16 makes it more comfortable for the elderly to sit down.

[0036] In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inside", "outside", "top / bottom" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0037] The above description is only a preferred embodiment of the utility model and does not constitute any form of limitation to the utility model. Any technician familiar with the profession, without departing from the scope of the technical solution of the utility model and based on the technical essence of the utility model, any simple modification, equivalent replacement and improvement made to the above embodiment shall still fall within the scope of protection of the technical solution of the utility model.

Claims

1. A portable anti-fall device for geriatrics, characterized in that: include: A base (1) and a support plate (14), both of which are annular, the support plate (14) being arranged directly above the base (1), a plurality of vertically retractable support mechanisms being evenly arranged between the support plate (14) and the base (1), one end of a plurality of rotating arms (10) being evenly hinged on the side wall of the base (1), a roller (13) being arranged at the bottom of the other end of the rotating arm (10), a storage groove being arranged at the top end of the rotating arm (10), one end of a connecting arm (11) being hinged on the side of the storing groove close to the roller, the connecting arm (11) being foldable and being able to be stored in the storing groove after being folded, and when the plurality of vertically retractable support mechanisms are in a fully extended state, the other end of the fully extended connecting arm (11) is detachably connected to the support plate (14) and forms a triangular support structure with the rotating arm (10) connected thereto and the vertically retractable support mechanism in a fully extended state on the same side thereof.

2. A portable anti-fall device for geriatrics according to claim 1, characterized in that: The vertical telescopic support mechanism comprises: a support column 1 (2), a support column 2 (3), a support column 3 (4), a spring (5) and a stopper (6); the bottom end of the support column 1 (2) is fixedly connected to the top end of the base (1); the top end of the support column 1 (2) is provided with a first vertical slide groove; the support column 2 (3) is vertically slidably connected in the first vertical slide groove; the top end of the support column 2 (3) is provided with a second vertical slide groove; the support column 3 (4) is vertically slidably connected in the second vertical slide groove; the top end of the support column 3 (4) is fixedly connected to the top end of the base (1); Connected to the bottom end of the support plate (14), the upper inner walls of the support column 1 (2) and the support column 2 (3) are each provided with a plurality of limit slots, the lower outer walls of the support column 2 (3) and the support column 3 (4) are each provided with a plurality of embedded slots, the inner side end of the embedded slot is fixedly connected to one end of a spring (5), the other end of the spring (5) is fixedly connected to a stopper (6), the stopper (6) and the corresponding embedded slot are detachably engaged, and when the spring (5) is fully compressed, the stopper (6) is completely retracted into the embedded slot.

3. The portable anti-fall device for geriatrics according to claim 1, characterized in that: The roller (13) is a universal wheel.

4. The portable anti-fall device for geriatrics according to claim 1, characterized in that: The connecting arm (11) is composed of a plurality of connecting rods hinged in sequence, and a through hole is provided at the end of the connecting arm (11).

5. The portable anti-fall device for geriatrics according to claim 4, characterized in that: Also includes: A rotating shaft (7), a baffle (8) and a magnetic strip (9); a placement groove is provided on the side wall of the base (1); a plurality of positioning pins (17) are placed in the placement groove; the baffle (8) is rotatably connected to the notch of the placement groove through the rotating shaft (7); a magnetic strip (9) is fixedly connected to the upper part of the notch of the placement groove; the magnetic strip (9) and the baffle (8) are magnetically attracted to each other.

6. The portable anti-fall device for geriatrics according to claim 5, characterized in that: A plurality of positioning tubes (15) are evenly arranged on the side wall of the support plate (14); a notch is provided at one end of the positioning tube (15) of the support plate (14); the notch matches the end of the connecting arm (11); the positioning pin (17) is detachably inserted into the through hole at the end of the connecting arm (11) and the positioning tube (15) in sequence from the outside to the inside to realize the connection between the connecting arm (11) and the support plate (14).

7. A portable anti-fall device for geriatrics according to claim 6, characterized in that: The outer end of the positioning pin (17) is fixedly connected with an annular handle.

8. The portable anti-fall device for geriatrics according to claim 1, characterized in that: A protective pad (16) is arranged at the top end of the support plate (14), and the protective pad (16) is annular.

9. The portable anti-fall device for geriatrics according to claim 1, characterized in that: A plurality of limit slots are evenly arranged at the bottom end of the support plate (14), and a limit block (12) is arranged at the other end of the rotating arm (10). When the plurality of vertically telescopic support mechanisms are in a fully retracted state, the limit block (12) at the end of the rotating arm (10) is detachably inserted into the corresponding limit slot when the rotating arm (10) is folded upward by 90°.

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