CN216222053U - Special old medicine is with preventing falling down wheelchair - Google Patents

Abstract

The utility model discloses an anti-falling wheelchair for the special department of the elderly, which relates to the field of wheelchairs and adopts the technical scheme that the anti-falling wheelchair comprises a wheelchair frame and moving wheels, wherein fixing plates are symmetrically arranged outside the wheelchair frame, a connecting shaft is jointly and rotatably connected between the two fixing plates, a backrest is arranged outside the connecting shaft, a plurality of massage grooves are formed in the outer part of the backrest, and blocking plates are symmetrically arranged outside the wheelchair frame; the internally mounted of massage groove has the massage gasbag, the externally mounted of back has the storage box, the outside of back is still installed and is used for carrying out extruded air inlet mechanism to the storage box internal gas, can realize the release and fixed to the connecting axle through installing at the outside stop gear of connecting axle, the spacing groove is deepened among the stop gear and is supported tightly with the inside of draw-in groove in the draw-in groove, the realization is fixed to the connecting axle, the draw-in groove is evenly distributed in the outside of fixed plate simultaneously, thereby can realize the free regulation to the back angle, be convenient for the old person selects suitable angle to lie down.

Description

Special old medicine is with preventing falling down wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a fall-down prevention wheelchair for the special department of the elderly.

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair is an important mobile tool for home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physically disabled persons and persons with mobility disabilities for riding instead of walk, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair.

Traditional wheelchair is putting the back in-process, because the center skew of wheelchair this moment to take place easily and empty, the in-process of lying simultaneously is difficult to adjust the angle of back slope, and long-time lying simultaneously can make old person's back blood flow smooth and easy inadequately, consequently needs a special use of old age to prevent falling down the wheelchair.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a wheelchair is easy to topple due to the fact that the center of the wheelchair is deviated in the process of toppling a backrest in the prior art, and provides a special crash-proof wheelchair for the elderly.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an anti-falling wheelchair for the special old aged comprises a wheelchair frame and moving wheels, wherein fixing plates are symmetrically arranged on the outer portion of the wheelchair frame, a connecting shaft is connected between the two fixing plates in a rotating mode, a backrest is arranged on the outer portion of the connecting shaft, a plurality of massage grooves are formed in the outer portion of the backrest, and blocking plates are symmetrically arranged on the outer portion of the wheelchair frame;

the utility model discloses a massage groove, including massage groove, connecting axle and back, the internally mounted of massage groove has the massage gasbag, the externally mounted of back has the storage box, the outside of back still install be used for right the inside gas of storage box carries out extruded air inlet mechanism, the externally mounted of connecting axle has the locating plate, the outside of locating plate be provided with be used for right the connecting axle position carries out fixed stop gear.

The above technical solution further comprises:

the air inlet mechanism comprises an air inlet box arranged outside the backrest, a piston plate is connected inside the air inlet box in a sliding mode, a driving rod is connected to the outside of the piston plate in a rotating mode, and one end, far away from the piston plate, of the driving rod is connected with the outside of the wheelchair frame in a rotating mode.

The storage box is connected with the air inlet box through a pipeline, the piston plate is tightly attached to the inside of the air inlet box, and handles are symmetrically arranged on the outer portion of the backrest.

The limiting groove has been seted up to the outside of locating plate, a plurality of draw-in grooves have been seted up to the outside of fixed plate, stop gear includes sliding connection and is in the gag lever post of gag lever post inside the gag lever post, the externally mounted of gag lever post has the spring, the spring is kept away from the one end of gag lever post with the outside of locating plate is connected.

One end of the limiting rod, which is far away from the spring, is tightly propped against the inside of the clamping groove.

The movable wheels are installed outside the wheelchair frame, a cushion is installed outside the wheelchair frame, and the massage groove is communicated with the inside of the storage box.

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

1. according to the backrest angle adjusting device, the connecting shaft can be released and fixed through the limiting mechanism arranged outside the connecting shaft, the limiting groove in the limiting mechanism extends into the clamping groove to be abutted against the inside of the clamping groove, the connecting shaft is fixed, and meanwhile the clamping grooves are uniformly distributed outside the fixing plate, so that the backrest angle can be freely adjusted, and the old can conveniently recline by selecting a proper angle.

2. In the utility model, in the process of adjusting the angle of the backrest, one end of the driving rod is rotatably connected with the outside of the wheelchair frame, and the other end of the driving rod is rotatably connected with the outside of the piston plate, so that the piston plate can be pushed, the piston plate can transmit gas into the storage box in the process of moving in the air inlet box, the massage air bag starts to expand outwards, the massage air bag plays a role in supporting and massaging the back of the elderly, the circulation of blood is promoted, and meanwhile, the blocking plate arranged outside the wheelchair frame can play a role in blocking, so that the wheelchair is prevented from toppling.

Drawings

Fig. 1 is a schematic internal structure view of a fall-down prevention wheelchair for an geriatric specialist department, according to the present invention;

FIG. 2 is a schematic view of a first three-dimensional structure according to the present invention;

FIG. 3 is a second perspective view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: 1. a wheelchair frame; 2. a cushion; 3. a moving wheel; 4. a backrest; 5. a massage air bag; 6. a handle; 7. a damming board; 8. a storage box; 9. an air intake box; 10. a drive rod; 11. a massage groove; 12. a fixing plate; 13. a connecting shaft; 14. positioning a plate; 15. a limiting groove; 16. a limiting rod; 17. a spring; 18. a card slot; 19. a piston plate.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-5, the anti-falling wheelchair for the geriatric specialty comprises a wheelchair frame 1 and moving wheels 3, wherein fixed plates 12 are symmetrically installed on the outside of the wheelchair frame 1, a connecting shaft 13 is connected between the two fixed plates 12 in a rotating manner, a backrest 4 is installed on the outside of the connecting shaft 13, a plurality of massage grooves 11 are formed in the outside of the backrest 4, and blocking plates 7 are symmetrically installed on the outside of the wheelchair frame 1;

the massage air bag 5 is arranged inside the massage groove 11, the storage box 8 is arranged outside the backrest 4, the air inlet mechanism for extruding air in the storage box 8 is further arranged outside the backrest 4, the air inlet mechanism comprises an air inlet box 9 arranged outside the backrest 4, a piston plate 19 is connected inside the air inlet box 9 in a sliding mode, a driving rod 10 is rotatably connected outside the piston plate 19, and one end, far away from the piston plate 19, of the driving rod 10 is rotatably connected with the outside of the wheelchair frame 1;

the storage box 8 is connected with the air inlet box 9 through a pipeline, the piston plate 19 is tightly attached to the inside of the air inlet box 9, the moving wheel 3 is installed outside the wheelchair frame 1, the cushion 2 is installed outside the wheelchair frame 1, the massage groove 11 is communicated with the inside of the storage box 8, and the handles 6 are symmetrically installed outside the backrest 4.

The working principle of the fall-down prevention wheelchair for the special old people based on the first embodiment is that when the wheelchair works, the old people sit outside the seat cushion 2, and the wheelchair can be moved by pushing the handle 6;

in the process of moving the backrest 4 in an angle manner, one end of the driving rod 10 is rotatably connected with the outside of the wheelchair frame 1, the other end of the driving rod is rotatably connected with the outside of the piston plate 19, the driving rod 10 can push the piston plate 19 to move in the air inlet box 9 in the downward rotating process of the backrest 4, the gas in the air inlet box 9 can be extruded into the storage box 8 through a pipeline in the moving process of the piston plate 19, the pressure is transmitted into the massage airbag 5 through the massage groove 11, so that the massage airbag 5 starts to expand outwards, and the massage airbag 5 plays a role in supporting and massaging the back of the old, and promotes the circulation of blood;

after the old man couches, the skew can appear in the center of whole wheelchair this moment, can play the effect of stopping when taking place to empty through installing at the outside board 7 that blocks of wheelchair frame 1, leaves certain distance between board 7 and the ground, avoids the wheelchair to take place to empty and leads to old man to be injured.

Example two

As shown in fig. 1 to 5, based on the first embodiment, a positioning plate 14 is installed outside the connecting shaft 13, a limiting mechanism for fixing the position of the connecting shaft 13 is disposed outside the positioning plate 14, a limiting groove 15 is formed outside the positioning plate 14, a plurality of clamping grooves 18 are formed outside the fixing plate 12, the limiting mechanism includes a limiting rod 16 slidably connected inside the limiting groove 15, a spring 17 is installed outside the limiting rod 16, one end of the spring 17, which is far away from the limiting rod 16, is connected to the outside of the positioning plate 14, one end of the limiting rod 16, which is far away from the spring 17, abuts against the inside of the clamping groove 18, and the clamping grooves 18 are uniformly distributed in an arc shape outside the fixing plate 12.

Design like this in this embodiment, when needs lie down, earlier outside pulling gag lever post 16, gag lever post 16 and draw-in groove 18 phase separation this moment, thereby make connecting axle 13 lose the restriction, then rotate back 4 again, back 4 can drive connecting axle 13 and begin to rotate, when connecting axle 13 rotates suitable angle, loosen gag lever post 16 again, can make gag lever post 16 remove towards the direction of draw-in groove 18 under the spring action of spring 17 self, make gag lever post 16 and draw-in groove 18's inside counterbalance realize the fixed to connecting axle 13, and then realize fixing back 4.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The anti-falling wheelchair for the special old aged department comprises a wheelchair frame (1) and moving wheels (3), and is characterized in that fixing plates (12) are symmetrically installed on the outer portion of the wheelchair frame (1), a connecting shaft (13) is connected between the two fixing plates (12) in a rotating mode, a backrest (4) is installed on the outer portion of the connecting shaft (13), a plurality of massage grooves (11) are formed in the outer portion of the backrest (4), and blocking plates (7) are symmetrically installed on the outer portion of the wheelchair frame (1);

the internally mounted of massage groove (11) has massage gasbag (5), the externally mounted of back (4) has storage box (8), the outside of back (4) still install be used for right storage box (8) inside gas carries out extruded air inlet mechanism, the externally mounted of connecting axle (13) has locating plate (14), the outside of locating plate (14) be provided with be used for right connecting axle (13) position carries out the stop gear who fixes.

2. The fall-down prevention wheelchair for the geriatric specialty according to claim 1, wherein the air intake mechanism comprises an air intake box (9) installed outside the backrest (4), a piston plate (19) is slidably connected inside the air intake box (9), a driving rod (10) is rotatably connected to the outside of the piston plate (19), and one end of the driving rod (10) far away from the piston plate (19) is rotatably connected to the outside of the wheelchair frame (1).

3. The fall-down prevention wheelchair for the geriatric specialty according to claim 2, wherein the storage box (8) is connected to the air intake box (9) through a pipeline, the piston plate (19) is closely attached to the inside of the air intake box (9), and the handle (6) is symmetrically installed on the outside of the backrest (4).

4. The fall-down prevention wheelchair for the geriatric specialist department according to claim 3, wherein a limiting groove (15) is formed in the outer portion of the positioning plate (14), a plurality of clamping grooves (18) are formed in the outer portion of the fixing plate (12), the limiting mechanism comprises a limiting rod (16) slidably connected to the inner portion of the limiting groove (15), a spring (17) is mounted on the outer portion of the limiting rod (16), and one end, away from the limiting rod (16), of the spring (17) is connected with the outer portion of the positioning plate (14).

5. The fall-down prevention wheelchair for the geriatric specialist department according to claim 4, wherein one end of the limit rod (16) far away from the spring (17) is tightly abutted against the inside of the clamping groove (18).

6. The fall-down prevention wheelchair for the geriatric specialty according to claim 5, wherein the moving wheels (3) are mounted outside the wheelchair frame (1), a seat cushion (2) is mounted outside the wheelchair frame (1), and the massage groove (11) is communicated with the inside of the storage box (8).

Images