CN220309375U

CN220309375U - Action auxiliary device for old people

Info

Publication number: CN220309375U
Application number: CN202222229886.XU
Authority: CN
Inventors: 张超
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2024-01-09
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses an action auxiliary device for the elderly, which comprises a bracket, wherein a grip is fixedly arranged at the top end of the bracket, a storage table is fixedly connected to the middle part of the bracket, and wheels are rotatably connected to the bottom of the bracket; the support rear portion surface slidable mounting has supporting mechanism, the wheel comprises wheel outer lane and wheel inner circle, wheel outer lane swing joint is in the outside of wheel inner circle, first recess has all been seted up to the inner wall of wheel outer lane and the outer wall of wheel inner circle, and the inside sliding connection of first recess has the slider, two fixedly connected with connecting plate between the inside slider of first recess, it has non-Newton liquid to fill between wheel outer lane and the wheel inner circle, the device can effectively control the speed of marcing when old person's shallow, prevents to lead to old person to turn on one's side because of the shallow speed of a motor vehicle is too fast, can also help the old person to handle the unexpected condition of shallow because of the place ahead view is obstructed.

Description

Action auxiliary device for old people

Technical Field

The utility model relates to the technical field of mechanical movement, in particular to an action assisting device for the elderly.

Background

The old people are very inconvenient to walk out due to the fact that the grade is high, the old people need to walk out by means of auxiliary tools, the related auxiliary tools comprise walking sticks, power-assisted carts, wheelchairs and the like, and great convenience is brought to the old people in the traveling process.

The common travel auxiliary tools for the old are walking sticks, power-assisted carts, wheelchairs and the like, the old can use the products independently, and travel of the old is more convenient from the walking sticks and the power-assisted carts needing to assist to the manually controlled wheelchairs and the like.

Most travel auxiliary tools are overwhelmed nowadays, mainly related products of trolleys are available, but the power-assisted trolleys are simple in design and are not different from common shopping trolleys in appearance, so that the old can go forward by pushing the power-assisted trolleys, but the problem is also great, for example, when the old uses the power-assisted trolleys to travel on uneven road surfaces or on the ground with foreign matters, the old cannot timely control the power-assisted trolleys, and the old falls down. When the power-assisted cart is too fast, and an obstacle exists in the front of the power-assisted cart, when the power-assisted cart needs to be stopped, the old people can lean forward due to inertia, and fall down.

For this purpose, an elderly person mobility assistance device is proposed.

Disclosure of Invention

The utility model aims to provide an action assisting device for the elderly, which can effectively control the travelling speed of the elderly during pushing, prevent the elderly from turning over due to too fast pushing speed, and also help the elderly to timely cope with the emergency of the pushing due to the blocked front view, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an old person action auxiliary device, includes support top fixed mounting has the handle, the middle part fixedly connected with of support puts the thing platform, the bottom of support rotates and is connected with the wheel, support mechanism is installed to support rear portion surface slidable, the wheel comprises wheel outer lane and wheel inner circle, wheel outer lane swing joint is in the outside of wheel inner circle, first recess has all been seted up to the inner wall of wheel outer lane and the outer wall of wheel inner circle, and the inside sliding connection of first recess has the slider, two fixedly connected with connecting plate between the inside slider of first recess, both ends all swing joint have the sealing washer around between wheel outer lane and the wheel inner circle, it has non-Newtonian liquid to fill between wheel outer lane and the wheel inner circle.

Preferably, the support comprises a first support rod and a second support rod, and the second support rod penetrates through the first support rod in a sliding mode.

Preferably, the supporting mechanism comprises a supporting plate movably connected to the rear part of the support, a clamping groove is formed in the lower part of the rear end of the first supporting rod, a second spring is movably connected to the rear end of the second supporting rod in the clamping groove, a second groove is formed in the lower part of the front end of the supporting plate, a clamping block is movably connected to the inside of the second groove, a first spring is fixedly connected between the clamping block and the second groove, a slot is formed in the upper part of the front end of the supporting plate, a bolt is movably connected to the inside of the slot, a third groove is formed in the upper part of the clamping block, magnets are fixedly connected to the front end of the bolt and the inside of the third groove, and a second spring is fixedly connected between the lower end of the second supporting rod and the first supporting rod.

Preferably, the length of the support plate is equal to the height of the third groove from the ground.

Preferably, the friction force between the clamping block and the second groove is larger than the elastic force of the first spring.

Preferably, the top end of the bolt is opposite to the magnet inside the third groove in magnetism and can attract each other.

Preferably, the friction force between the bolt and the slot is smaller than the attractive force between the top end of the bolt and the magnet inside the third groove.

Preferably, the gravity of the second supporting rod is smaller than the elastic force of the second spring.

Compared with the prior art, the utility model has the beneficial effects that:

1. the flow speed of the non-Newtonian fluid between the wheel inner ring and the wheel outer ring is high and low, so that the moving speed of the power-assisted cart can be effectively controlled, and the travel safety of the old is ensured.

2. Under the sudden locking state of the wheels of the power-assisted cart, the supporting plate arranged at the rear part of the support can slide downwards to be in contact with the ground, so that the elderly is prevented from turning over due to the forward tilting force of inertia, and the travel safety of the elderly is further ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the wheel of the present utility model;

FIG. 3 is a side cross-sectional view of a wheel of the present utility model;

fig. 4 is a front cross-sectional view of the protective cylinder of the present utility model.

In the figure: 1. a bracket; 2. a grip; 3. a storage table; 4. a wheel; 5. a support mechanism; 11. a first support bar; 12. a second support bar; 41. a wheel outer ring; 42. a wheel inner ring; 43. a first groove; 44. a slide block; 45. a connecting plate; 46. a seal ring; 51. a support plate; 52. a second groove; 53. a clamping block; 54. a first spring; 55. a slot; 56. a plug pin; 57. a magnet; 58. a third groove; 59. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution for an elderly mobility assistance device:

an old person's action auxiliary device, as shown in fig. 1 to 3, includes a support 1, its characterized in that: the top end of the bracket 1 is fixedly provided with a handle 2; the middle part of the bracket 1 is fixedly connected with a storage table 3; the bottom of the bracket 1 is rotatably connected with wheels 4; the outer surface of the rear part of the bracket 1 is slidably provided with a supporting mechanism 5; the wheel 4 comprises wheel outer lane 41 and wheel inner circle 42, wheel outer lane 41 swing joint is in the outside of wheel inner circle 42, first recess 43 has all been seted up to the inner wall of wheel outer lane 41 and the outer wall of wheel inner circle 42, and the inside sliding connection of first recess 43 has slider 44, two fixedly connected with connecting plate 45 between the inside slider 44 of first recess 43, both ends all swing joint have sealing washer 46 around between wheel outer lane 41 and the wheel inner circle 42, it has non-Newtonian liquid to fill between wheel outer lane 41 and the wheel inner circle 42.

Through adopting above-mentioned technical scheme, old person holds support 1 top handle 2, promote helping hand shallow and move forward, when helping hand shallow march to the road surface or have the foreign matter, wheel 4 movement speed is accelerated, through connecting plate 45 fixed connection between wheel outer lane 41 and the wheel inner circle 42, the packing has non-Newtonian liquid in the connecting plate 45 gap, the rotation of wheel outer lane 41 drives the rotation of inner circle 42 through connecting plate 45, when wheel 4 slowly rotates, non-Newtonian liquid slowly moves, when wheel 4 rotates violently, non-Newtonian liquid can receive an instant effect, lead to its hardening, consequently connecting plate 45 can't continue to rotate, wheel inner circle 42 motion stops, the locking state appears in wheel 4. The first groove 43 and the sliding block 44 are arranged in a hemispherical shape, so that the relative sliding between the outer ring 41 and the inner ring 42 is facilitated, the resistance between the two is reduced, and the sealing ring 46 can effectively wrap the non-Newtonian liquid and prevent the non-Newtonian liquid from flowing out.

Specifically, as shown in fig. 4, the bracket 1 is composed of a first supporting rod 11 and a second supporting rod 12, and the second supporting rod 12 is slidably inserted into the first supporting rod 11.

By adopting the above technical scheme, the second support rod 12 and the first support rod 11 slide relatively, and the second support rod 12 presses the clamping block 53.

Specifically, as shown in fig. 4, the supporting mechanism 5 includes a supporting plate 51 movably connected to the rear portion of the support 1, a clamping groove is formed in the lower portion of the rear end of the first supporting rod 11, a second spring 59 is movably connected to the rear end of the second supporting rod 12 in the clamping groove, a second groove 52 is formed in the lower portion of the front end of the supporting plate 51, a clamping block 53 is movably connected to the inside of the second groove 52, a first spring 54 is fixedly connected between the clamping block 53 and the second groove 52, a slot 55 is formed in the upper portion of the front end of the supporting plate 51, a bolt 56 is movably connected to the inside of the slot 55, a third groove 58 is formed above the clamping block 53, a magnet 57 is fixedly connected to the front end of the bolt 56 and the inside of the third groove 58, and a second spring 59 is fixedly connected between the lower end of the second supporting rod 12 and the first supporting rod 11.

Through adopting above-mentioned technical scheme, under the wheel 4 locking state, the old man can be because of inertia and the forward tilt force acts on second bracing piece 12, make spring 59 produce elastic deformation, take place relative slip between second bracing piece 12 and the first bracing piece 11, second bracing piece 12 extrudees fixture block 53, the force that fixture block 53 received acts on first spring 54, make first spring 54 take place elastic deformation and compressed, fixture block 53 gets into second recess 52, because the effect of backup pad 51 gravity takes place relative slip between backup pad 51 and the first bracing piece 11, when backup pad 51 and ground contact, the bolt 56 of backup pad 51 front end below just coincides with third recess 58, the magnet 57 of bolt 56 top fixed mounting has opposite magnetism with the inside magnet 57 of third recess 58, can the mutual attraction, better stable helping hand shallow.

Specifically, as shown in fig. 4, the length of the support plate 51 is equal to the height of the third groove 58 from the ground.

By adopting the above technical scheme, only when the height of the third groove 58 from the ground is equal to the length of the supporting plate 51, the supporting plate 51 can be contacted with the ground, the function of supporting the booster cart is achieved, and the bolt 56 at the front end of the supporting plate 51 can be just fixed in the third groove 58.

Specifically, as shown in fig. 4, the latch 56 and the third groove 58 are both configured in a rectangular structure.

By adopting the above technical scheme, the bolt 56 and the third groove 58 are rectangular, and are stable and not easy to fall off when the bolt 56 is combined with the third groove 58.

Specifically, as shown in fig. 4, the top end of the latch 56 is opposite to the magnet 57 in the third groove 58, so as to attract each other.

By adopting the above technical solution, only two magnets with opposite magnetism can attract each other, so that the latch 56 can fall into the third groove 58.

Specifically, as shown in fig. 4, the slot 55 includes a latch 56, and the latch are tightly attached to each other.

By adopting the above technical scheme, the bolt 56 is tightly attached to the slot 55, and the bolt 56 and the slot can easily slide.

Specifically, as shown in fig. 4, the clamping block 53 is hemispherical, and is tightly attached to the first support rod 11 and the second support rod 12.

By adopting the above technical scheme, the clamping block 53 is hemispherical, and when the second supporting rod generates a downward pressure and acts on the clamping block 53 due to sliding friction, the clamping block 53 can easily slide and be compressed into the second groove 52.

Working principle: the old person holds support 1 top handle 2, promote helping hand shallow and move forward, when helping hand shallow march to the road surface or have the foreign matter, wheel 4 movement speed is accelerated, through connecting plate 45 fixed connection between wheel outer lane 41 and the wheel inner circle 42, the packing has non-Newtonian liquid in the connecting plate 45 gap, the rotation of wheel outer lane 41 drives the rotation of inner circle 42 through connecting plate 45, when wheel 4 slowly rotates, non-Newtonian liquid slowly moves, when wheel 4 rotates violently, non-Newtonian liquid can receive an instantaneous effect, lead to its hardening, consequently connecting plate 45 can't continue rotating, wheel inner circle 42 motion stops, the locking state appears in the wheel. The first groove 43 and the sliding block 44 are arranged in a hemispherical shape, so that the relative sliding between the outer ring 41 and the inner ring 42 is facilitated, the resistance between the two is reduced, and the sealing ring 46 can effectively wrap the non-Newtonian liquid and prevent the non-Newtonian liquid from flowing out. In the locked state of the wheels 4, the old people can tilt forward due to inertia, the forward tilting force acts on the second supporting rod 12 to enable the springs 59 to elastically deform, the second supporting rod 12 and the first supporting rod 11 relatively slide, the second supporting rod 12 extrudes the clamping blocks 53, the force applied to the clamping blocks 53 acts on the first springs 54 to enable the first springs 54 to elastically deform and compress, the clamping blocks 53 enter the second grooves 52, the supporting plates 51 and the first supporting rods 11 relatively slide due to the gravity of the supporting plates 51, when the supporting plates 51 are in contact with the ground, the bolts 56 under the front ends of the supporting plates 51 are just overlapped with the third grooves 58, the magnets 57 are fixedly arranged at the top ends of the bolts 56 and the magnets 57 inside the third grooves 58, and the bolts can attract each other, so that the power-assisted trolley is better stabilized.

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

Claims

1. The utility model provides an old person action auxiliary device, includes support (1), its characterized in that: the top end of the bracket (1) is fixedly provided with a handle (2), and the middle part of the bracket (1) is fixedly connected with a storage table (3); the bottom of support (1) is rotated and is connected with wheel (4), support (1) rear portion surface slidable mounting has supporting mechanism (5), wheel (4) are constituteed by wheel outer lane (41) and wheel inner circle (42), wheel outer lane (41) swing joint is in the outside of wheel inner circle (42), first recess (43) have all been seted up to the inner wall of wheel outer lane (41) and the outer wall of wheel inner circle (42), the inside sliding connection of first recess (43) has slider (44), two fixedly connected with connecting plate (45) between slider (44) of first recess (43) inside, both ends all swing joint have sealing washer (46) around between wheel outer lane (41) and wheel inner circle (42), it has non-Newtonian liquid to fill between wheel outer lane (41) and the wheel inner circle (42).

2. The mobility assistance device for elderly people according to claim 1, wherein: the support (1) consists of a first support rod (11) and a second support rod (12), and the second support rod (12) penetrates through the first support rod (11) in a sliding mode.

3. The mobility assistance device for elderly people according to claim 2, wherein: supporting mechanism (5) are including swing joint in backup pad (51) at support (1) rear portion, the draw-in groove has been seted up to the rear end lower part of first bracing piece (11), the rear end of second bracing piece (12) is located draw-in groove inside swing joint second spring (59), second recess (52) have been seted up to the front end lower part of backup pad (51), and the inside swing joint of second recess (52) has fixture block (53), fixedly connected with first spring (54) between fixture block (53) and second recess (52), slot (55) have been seted up on the front end upper portion of backup pad (51), and the inside swing joint of slot (55) has bolt (56), third recess (58) have been seted up to fixture block (53) top, the front end of bolt (56) and inside all fixedly connected with magnet (57) of third recess (58), fixedly connected with second spring (59) between the lower extreme of second bracing piece (12) and first bracing piece (11).

4. A senior citizen action assisting device in accordance with claim 3, wherein: the length of the supporting plate (51) is equal to the height of the third groove (58) from the ground.

5. A senior citizen action assisting device in accordance with claim 3, wherein: the bolt (56) and the third groove (58) are both arranged in a rectangular structure.

6. A senior citizen action assisting device in accordance with claim 3, wherein: the top end of the bolt (56) and the magnet (57) in the third groove (58) are opposite in magnetism and can attract each other.

7. A senior citizen action assisting device in accordance with claim 3, wherein: the slot (55) comprises a bolt (56), and the bolt are tightly attached.

8. A senior citizen action assisting device in accordance with claim 3, wherein: the clamping block (53) is hemispherical and is tightly attached to the first supporting rod (11) and the second supporting rod (12).