CN111568658B - A wheelchair-use assist device suitable for the elderly - Google Patents

Abstract

The invention relates to the technical field of elderly care equipment, and discloses an auxiliary device for using a wheelchair suitable for the elderly. The outside of the rail is fixedly connected with a toothed rod, the inside of the slide rail is movably connected with a spring 2, the top of the spring 2 is movably connected with a sliding rod, and the inside of the sliding rod is movably connected with an electromagnet 1; The interaction between the rod, the second spring, the sliding rod, the electromagnet 1, the buckle, the telescopic plate, the fixed shaft, the ratchet wheel, the clamping rod, the second electromagnet and the gear can make the elderly only need to control the induction structure when using it. When running, the telescopic board can be rotated, so that the telescopic board can fit the motion trajectory of the old man sitting down, so that the old man can have a sitting support force, avoid accidents when the old man is used alone, and facilitate the daily use of the old man.

Description

A wheelchair-use assisting device suitable for the elderly

technical field

The invention relates to the technical field of elderly care equipment, in particular to an auxiliary device for wheelchair use suitable for the elderly.

Background technique

With the continuous progress of society and people's increasing attention to the elderly, it has promoted the continuous development of the production of elderly care equipment industry, and then provides the elderly with elderly care equipment used in daily life, which directly provides for the daily life of the elderly. Great convenience.

When the elderly are older, they often use wheelchairs and other elderly care equipment due to their inconvenient legs and feet to facilitate their daily life. However, when the elderly with inconvenient legs and feet use wheelchairs, the existing wheelchairs, whether electric or non Electric ones require someone to help the elderly to sit safely in the wheelchair. This will be very inconvenient for the elderly to use daily, and when the elderly use it alone, there will be greater safety hazards, and it is very likely that they will It causes the elderly to suffer serious physical injuries, and the inability of wheelchairs to be convenient for the elderly will restrict the sale of wheelchairs.

So for these problems, we need a kind of wheelchair use auxiliary device suitable for the elderly to solve.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies in the prior art, the present invention provides an auxiliary device suitable for the use of wheelchairs for the elderly, which has the advantage of being convenient for the elderly to use, and solves the problem that the existing wheelchairs, whether electric or Non-electric ones require someone to help the elderly to sit in the wheelchair safely. This will be very inconvenient for the elderly to use daily, and when the elderly use it alone, there will be greater safety hazards. It can cause serious physical injury to the elderly.

(2) Technical solutions

In order to achieve the above-mentioned purpose of being convenient for the elderly, the present invention provides the following technical proposal: an auxiliary device suitable for the use of a wheelchair for the elderly, comprising a shell and an armrest, the inside of the shell is movably connected with a spring one, and the top of the spring one is movably connected with a Slide rail, the outside of the slide rail is fixedly connected with a gear bar, the inside of the slide rail is connected with spring two, the top of spring two is connected with a slide rod, the inside of the slide rod is connected with an electromagnet one, and the inside of the slide rod is connected with a movable There is a buckle, the outer movable connection of the slide bar is connected with a telescopic plate, the inner fixed connection of the shell is connected with a fixed shaft, the outer fixed connection of the fixed shaft is connected with a ratchet, the outer movable connection of the fixed shaft is connected with a card rod, and the outer movable connection of the fixed shaft is connected with an electromagnetic Iron two, the external movable connection of fixed shaft has gear, the external movable connection of handrail has slider, the internal movable connection of handrail has N pole, and the internal movable connection of handrail has S pole.

Preferably, the armrest is movably connected to the outside of the shell, the slide rail is movably connected to the inside of the shell, and the slide bar is movably connected to the inside of the slide rail. And the corresponding position.

Preferably, the inner surface of the housing and the surface of the slide rail are both provided with a card slot, the inside of the slide rail is movably connected with a buckle, the specification of the buckle matches the specification of the card slot, and the outside of the buckle is movably connected with a spring Three, the end of the spring three away from the buckle is movably connected to the outside of the electromagnet one, and the specification of the electromagnet one matches the buckle.

Preferably, the side of the telescopic plate away from the slide bar is movably connected to the outside of the casing, the specification of the clamping rod matches the ratchet, one end of the clamping rod is movably connected to the outside of the ratchet, and the other end is movably connected to a spring four, the spring One end away from the clamping rod is movably connected to the outside of the electromagnet two.

Preferably, the outside of the gear is movably connected with stoppers whose specifications match the clamp rod, the number of stoppers is no less than five and evenly distributed on the outside of the gear, and the outside of the gear meshes with the outside of the gear rod.

Preferably, the specification of the N pole matches the specification of the S pole, the outside of the slider is movably connected with a copper rod, the specification of the copper rod matches the N pole and the S pole, and the copper rod is movably connected inside the handrail.

Preferably, the copper rod outside the slider is electrically connected to the first electromagnet, the second electromagnet, and the control center, and the control center is electrically connected to the first electromagnet, and the second electromagnet.

(3) Beneficial effects

Compared with the prior art, the present invention provides a wheelchair-use auxiliary device suitable for the elderly, which has the following beneficial effects:

1. The wheelchair use auxiliary device suitable for the elderly, through the shell, spring 1, slide rail, gear rod, spring 2, slide rod, electromagnet 1, buckle, telescopic plate, fixed shaft, ratchet, clamp rod, electromagnet 2. Under the interaction between the gears, the elderly only need to control the operation of the induction structure to make the expansion plate rotate, and then make the expansion plate fit the motion track of the elderly sitting down, so that the elderly can have a The supporting force of sitting down can avoid accidents when the elderly use it alone, and it is convenient for the daily use of the elderly.

2. The wheelchair use auxiliary device suitable for the elderly can control the rotation of the telescopic plate by sliding the slider before using the wheelchair through the interaction between the armrest, the slider, the N pole and the S pole , so as to achieve the optimum use angle of the telescopic board, and when the elderly want to sit down, it can also ensure the safe use of the elderly.

Description of drawings

Fig. 1 is a schematic partial sectional view of the structure of the present invention;

Fig. 2 is a schematic diagram of the structure at A in Fig. 1 of the present invention;

Fig. 3 is a structural schematic diagram of the connection relationship between the fixed shaft, the ratchet, the lever and the gear in the present invention;

Fig. 4 is a structural schematic diagram at B place in Fig. 3 of the present invention;

Fig. 5 is a structural schematic diagram of the connection relationship among the housing, handrail, slide bar, telescopic plate, slider and N pole of the present invention;

Fig. 6 is a structural schematic diagram of the connection relationship among the handrail, the N pole and the S pole of the present invention.

In the figure: 1. Shell; 2. Handrail; 3. Spring 1; 4. Slide rail; 5. Gear bar; 6. Spring 2; 7. Slide bar; 8. Electromagnet 1; 11, fixed shaft; 12, ratchet; 13, clamping rod; 14, electromagnet two; 15, gear; 16, slide block; 17, N pole; 18, S pole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to Fig. 1-6, a kind of wheelchair use auxiliary device suitable for the elderly, comprises housing 1 and armrest 2, and the inside of housing 1 is connected with spring one 3, and the top of spring one 3 is connected with slide rail 4, slide rail The outside of 4 is fixedly connected with gear rod 5, the inside of slide rail 4 is movably connected with spring 2 6, the top of spring 2 6 is movably connected with slide bar 7, armrest 2 is movably connected to the outside of shell 1, and slide rail 4 is movably connected to In the inside of the shell 1, the slide bar 7 is movably connected to the inside of the slide rail 4, and there are two springs one 3, slide rail 4, rack bar 5, spring two 6, and slide bar 7, and the positions correspond to each other.

The inside of the slide bar 7 is movably connected with an electromagnet-8, the inside of the slide bar 7 is movably connected with a buckle 9, the inner surface of the casing 1 and the surface of the slide rail 4 are all provided with draw-in slots, and the inside of the slide rail 4 is movably connected with a Buckle 9, the specification of buckle 9 matches the specification of draw-in slot, and the outside of buckle 9 is connected with spring three, and the end of spring three away from buckle 9 is movably connected to the outside of electromagnet one 8, and electromagnet one 8 The specifications match the buckle 9; the outer part of the slide bar 7 is movably connected with a telescopic plate 10, the inner part of the housing 1 is fixedly connected with a fixed shaft 11, the outer part of the fixed shaft 11 is fixedly connected with a ratchet 12, and the outer part of the fixed shaft 11 is movably connected There is a clamping rod 13, and the outside of the fixed shaft 11 is movably connected with an electromagnet 2 14. The side of the telescopic plate 10 away from the slide bar 7 is movably connected to the outside of the shell 1. The specification of the clamping rod 13 matches the ratchet 12, and the clamping rod 13 One end of the ratchet is movably connected to the outside of the ratchet 12, and the other end is movably connected to a spring four, and an end of the spring four away from the clamp bar 13 is movably connected to the outside of the electromagnet two 14.

The outside of the fixed shaft 11 is movably connected with a gear 15, and the outside of the gear 15 is movably connected with a stopper whose specifications match the clamp rod 13. The number of the stoppers is not less than five and is evenly distributed on the outside of the gear 15. The outside meshes with the outside of the gear bar 5; through the shell 1, the spring one 3, the slide rail 4, the gear bar 5, the spring two 6, the slide bar 7, the electromagnet one 8, the buckle 9, the telescopic plate 10, the fixed shaft 11, Under the interaction between the ratchet 12, the clamping rod 13, the second electromagnet 14, and the gear 15, the old man only needs to control the operation of the induction structure to rotate the telescopic plate 10, and then make the telescopic plate 10 fit The movement track of the old man sitting down can give the old man a support to sit down, avoid accidents when the old man uses it alone, and facilitate the daily use of the old man.

The outside of the handrail 2 is movably connected with a slider 16, the inside of the handrail 2 is movably connected with an N pole 17, and the inside of the handrail 2 is movably connected with an S pole 18. The specifications of the N pole 17 match the specifications of the S pole 18, and the slider 16 There are copper rods in the external movable connection, the specifications of the copper rods match the N pole 17 and the S pole 18, and the copper rods are movably connected in the inside of the handrail 2; , the control center is electrically connected, the control center is electrically connected with the electromagnet 1 8 and the electromagnet 2 14, and through the interaction between the handrail 2, the slider 16, the N pole 17 and the S pole 18, it can be used when the old man is using the wheelchair Just can control the rotation of expansion plate 10 by sliding slide block 16 before, reach the optimum use angle of expansion plate 10 with this, and when the old man wants to sit down, also can guarantee the safe use of old man.

Working process and principle: when the device is put into use, since the external movable connection of the handrail 2 is connected with the slider 16, the internal movable connection of the handrail 2 is connected with the N pole 17, and the internal movable connection of the handrail 2 is connected with the S pole 18 and the N pole 17. The specifications match the specifications of the S pole 18, the external movable connection of the slider 16 is connected with copper rods, the specifications of the copper rods match the N poles 17 and S poles 18, and the copper rods are movably connected inside the handrail 2; When you want to sit down, you can slide the slider 16, the slider 16 slides to drive the copper rod to move, and the copper rod moves to cut the magnetic field between the N pole 17 and the S pole 18, thereby making the inside of the copper rod generate a positive current.

Since the inside of the housing 1 is movably connected with a spring one 3, the top of the spring one 3 is movably connected with a slide rail 4, the outside of the slide rail 4 is fixedly connected with a gear bar 5, and the inside of the slide rail 4 is movably connected with a spring two 6, and the spring two The top of the slide bar 7 is movably connected with a slide bar 7, the inside of the slide bar 7 is movably connected with an electromagnet-8, the inside of the slide bar 7 is movably connected with a buckle 9, the outside of the slide bar 7 is movably connected with a telescopic plate 10, and the shell 1 The interior is fixedly connected with a fixed shaft 11, and the outside of the fixed shaft 11 is fixedly connected with a ratchet 12, and the outside of the fixed shaft 11 is movably connected with a clamp bar 13, and the outside of the fixed shaft 11 is movably connected with an electromagnet 2 14, and the external movement of the fixed shaft 11 A gear 15 is connected.

In addition, the armrest 2 is movably connected to the outside of the shell 1, the slide rail 4 is movably connected to the inside of the shell 1, the slide bar 7 is movably connected to the inside of the slide rail 4, the spring one 3, the slide rail 4, the rack bar 5, and the spring two 6 There are two slide bars 7 and their positions correspond to each other. The inner surface of the housing 1 and the surface of the slide rail 4 are provided with slots, and the inside of the slide rail 4 is movably connected with a buckle 9. The specification of the buckle 9 is consistent with the slot. The specifications of the buckle 9 are matched with the outside of the buckle 9. The spring three is connected to the outside of the buckle 9. The end of the spring three away from the buckle 9 is movably connected to the outside of the electromagnet one 8. The specification of the electromagnet one 8 matches the buckle 9. The telescopic plate 10 The side away from the slide bar 7 is movably connected to the outside of the housing 1, and the specifications of the clamping rod 13 match the ratchet 12. One end of the clamping rod 13 is movably connected to the outside of the ratchet 12, and the other end is movably connected with a spring four, a spring four One end away from the clamp rod 13 is movably connected to the outside of the electromagnet 2 14, and the outside of the gear 15 is movably connected with a block whose specification matches the clamp rod 13. Outside, the outside of gear 15 meshes with the outside of rack bar 5, and the copper rod outside slide block 16 is electrically connected with electromagnet one 8, electromagnet two 14, and the control center, and the control center is electrically connected with electromagnet one 8 and electromagnet two 14. Connect; at this time, the current of the copper rod will supply power to the electromagnet 8 through the control center, and the electromagnet 8 will attract the buckle 9 and make it move. The movement of the buckle 9 drives the spring three to contract, and the buckle 9 and the slot Separation, at this time the sliding rod 7 and the sliding rail 4 move under the restoring force of the spring two 6 and the spring one 3 respectively, the movement of the sliding rod 7 and the sliding rail 4 will drive the expansion plate 10 to rotate and the expansion plate 10 will also elongate , the slide rail 4 moves to drive the gear bar 5 to move, the gear bar 5 moves to drive the gear 15 to rotate, and the gear 15 rotates to drive the lever 13 to move under the action of the block, and the lever 13 moves to drive the spring 4 to move and makes the lever 13 and the ratchet 12 is separated; when the old man leans against the outside of the telescopic plate 10, he can slide the slider 16 in the opposite direction, so that the copper rod generates a reverse continuous current, and then supplies power to the electromagnet 2 14 through the control center, and the electromagnet 2 14 is energized to attract the clamping rod 13 and make it rotate, so that the lever 13 is no longer stuck with the ratchet 12 and is no longer in contact with the stopper, the lever 13 no longer restricts the rotation of the gear 15, and when the old man sits down, the slide bar 7 and the slide rail will be driven 4 movement, spring one 3 and spring two 6 will play a buffering role until the buckle 9 is combined with the corresponding slot.

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

Claims (5)

1. An auxiliary device for wheelchair use suitable for the elderly, comprising a shell (1) and an armrest (2), characterized in that: the shell (1) is movably connected with a spring one (3), a spring one (3) The top of the slide rail (4) is movably connected with the slide rail (4), the outside of the slide rail (4) is fixedly connected with the rack bar (5), the inside of the slide rail (4) is movably connected with the spring two (6), and the top of the spring two (6) A slide bar (7) is movably connected, and the inside of the slide bar (7) is movably connected with an electromagnet one (8), and the inside of the slide bar (7) is movably connected with buckles (9), and the outside of the slide bar (7) is movable A telescopic plate (10) is connected, the inside of the shell (1) is fixedly connected with a fixed shaft (11), the outside of the fixed shaft (11) is fixedly connected with a ratchet (12), and the outside of the fixed shaft (11) is movably connected with a lever (13), the external movable connection of fixed shaft (11) has electromagnet two (14), the external movable connection of fixed shaft (11) has gear (15), the external movable connection of handrail (2) has slide block (16) , the internal movable connection of the armrest (2) has an N pole (17), and the internal movable connection of the armrest (2) has an S pole (18); The outside of the slider (16) is movably connected with a copper rod whose specification matches the N pole (17) and the S pole (18), and the copper rod is movably connected inside the handrail (2); The copper rod outside the slider (16) is electrically connected with electromagnet one (8), electromagnet two (14) and the control center, and the control center is electrically connected with electromagnet one (8) and electromagnet two (14); The internal movable connection of the slide rail (4) is connected with buckles (9), the specifications of the buckles (9) match the specifications of the slots, and the external movable connections of the buckles (9) are connected with spring three, which are far away from the buckles ( One end of 9) is movably connected to the outside of the electromagnet one (8), and the specification of the electromagnet one (8) matches the buckle (9); The side of the telescopic plate (10) away from the slide bar (7) is movably connected to the outside of the housing (1), the specification of the clamping rod (13) matches the ratchet (12), and one end of the clamping rod (13) is movably connected On the outside of the ratchet (12), its other end is movably connected with a spring four, and the end of the spring four away from the clamping rod (13) is movably connected to the outside of the electromagnet two (14). 2. A wheelchair-use auxiliary device suitable for the elderly according to claim 1, characterized in that: the armrest (2) is movably connected to the outside of the casing (1), and the slide rail (4) is movably connected to the casing ( Inside of 1), the sliding rod (7) is movably connected to the inside of the sliding rail (4), spring one (3), sliding rail (4), rack bar (5), spring two (6), sliding rod (7) There are two and the positions are corresponding. 3 . The wheelchair-use auxiliary device suitable for the elderly according to claim 1 , characterized in that: the inner surface of the housing ( 1 ) and the surface of the slide rail ( 4 ) are both provided with card slots. 4 . 4. A wheelchair-use auxiliary device suitable for the elderly according to claim 1, characterized in that: the external part of the gear (15) is movably connected with a stopper whose specifications match the clamping rod (13), and the stopper The quantity is not less than five and is evenly distributed on the outside of the gear (15), and the outside of the gear (15) meshes with the outside of the gear rod (5). 5. The wheelchair-use auxiliary device suitable for the elderly according to claim 1, characterized in that: the specification of the N pole (17) matches the specification of the S pole (18).

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