CN112155870A

CN112155870A - Wheelchair capable of controlling height of seat and lying and resting

Info

Publication number: CN112155870A
Application number: CN202011058460.1A
Authority: CN
Inventors: 白直潼
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-01-01

Abstract

The invention relates to the technical field of old age care equipment, and discloses a wheelchair capable of controlling the height of a seat and having a lying rest. This can control the wheelchair of seat height and rest of lying can adjust the height of cushion, makes the wheelchair can adapt to the crowd of different heights, has improved the practicality of wheelchair, can also adjust the inclination of back, makes the old man can change the posture after long-time sitting stands, lies on the wheelchair, makes the old man feel more comfortable, also helps to the healthy of old man.

Description

Wheelchair capable of controlling height of seat and lying and resting

Technical Field

The invention relates to the technical field of old-age equipment, in particular to a wheelchair capable of controlling the height of a seat and lying for rest.

Background

The wheelchair is very important equipment among the endowment equipment, and is undoubtedly to the help of old man old age and inconvenient walking, but traditional seat can only adapt to masses crowd, to the higher or lower not fine adaptation of height, and the old man is long-time sits and stands on the wheelchair, can lead to the health very ache, and is unfavorable to old man's healthy.

In order to solve the above problems, the inventor provides a wheelchair capable of controlling the height of a seat and having a rest by lying, wherein the height of a cushion can be adjusted, so that the wheelchair can adapt to people with different heights, the practicability of the wheelchair is improved, the inclination angle of a backrest can be adjusted, the posture of an old man can be changed after the old man sits and stands for a long time, the old man can lie on the wheelchair, the old man feels more comfortable, and the wheelchair is helpful for the health of the old man.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the wheelchair capable of controlling the height of the seat and lying for rest, which has the advantages of adjusting the height of the seat and changing the inclination angle of the backrest and solves the problems that the height of the seat cannot be changed and the seat cannot lie.

(II) technical scheme

In order to achieve the purposes of adjusting the height of the seat and changing the inclination angle of the backrest, the invention provides the following technical scheme: a wheelchair capable of controlling the height of a seat and having a lying rest comprises a base, wheels are fixedly mounted at the bottom end of the base, a scissor type lifting table is fixedly mounted at the top end of the base, a first motor is fixedly mounted on the left side of the scissor type lifting table, a threaded rod is fixedly connected to the right side of the first motor, a threaded sleeve is rotatably connected to the surface of the threaded rod, a fixing plate is fixedly mounted at the top end of the scissor type lifting table, a second motor is fixedly mounted at the top end of the fixing plate, a worm is fixedly connected to the right side of the second motor, a worm wheel is meshed and connected to the lower side of the worm, a rotating rod is fixedly connected to the inner portion of the worm wheel, a gear is fixedly connected to one side of the rotating rod, which is far away from the worm wheel, a rack is meshed and, the utility model discloses a chair, including fixed plate, both sides fixedly connected with bracing piece around the fixed plate, the top fixedly connected with cushion of bracing piece, the left side of cushion is rotated and is connected with the back, the bottom fixedly connected with connecting rod one of back, the right side of cushion is rotated and is connected with the foot and leans on, the bottom fixedly connected with connecting rod two of foot.

Preferably, the joint of the scissor type lifting platform is connected through a hinge, the hinge on the right side of the middle part is fixedly connected with a threaded sleeve, a guide rail is fixedly mounted on the surface of a threaded rod, and the threaded rod drives the threaded sleeve to slide on the surface of the guide rail.

Preferably, the front end and the rear end of the rotating rod are rotatably connected to the surface of the supporting rod, so that the positions of the worm wheel and the gear are fixed.

Preferably, the middle part of the slide rail is provided with a track, the size of the track is matched with the rack, and the upper end and the lower end of the middle part of the slide rail are hollow.

Preferably, the surface of the fixing rod is slidably provided with a shaft sleeve, and the front side and the rear side of the shaft sleeve are fixedly provided with shaft sleeve rods.

Preferably, the seat cushion, the backrest and the footrest are connected through rotating shafts.

Preferably, the first connecting rod and the second connecting rod are movably connected through a connecting rod, the connecting part is fixed through a hinge, and the middle parts of the connecting rods on the front side and the rear side are fixedly connected with the two ends of the shaft sleeve rod.

(III) advantageous effects

Compared with the prior art, the invention provides the wheelchair capable of controlling the height of the seat and lying and resting, and has the following beneficial effects:

1. this can control wheelchair of seat height and rest of lying rotates through driving the threaded rod through a motor, and the threaded rod drives the threaded sleeve and removes and then drive the lift of cutting formula elevating platform about the guide rail surface, changes the height of cushion, through the height that changes the cushion, makes the crowd that the wheelchair can adapt to different heights, has made things convenient for the crowd of different heights to be at the convenience of using the wheelchair, has improved the practicality of device greatly.

2. This can control wheelchair of seat height and rest of lying, it rotates to drive the worm wheel through driving the worm through two motors, the worm wheel drives gear revolve through the bull stick, the gear drives rack horizontal direction and removes and then drives the rotation of connecting rod one and connecting rod two, connecting rod one and connecting rod two drive the slope of back and footrest angle, make the old man change the posture after long-time sitting stands, can lie in the wheelchair surface, make the old man feel more comfortable, also help to the healthy of old man.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the angle adjustment of the backrest and footrest structure of the present invention;

FIG. 3 is a schematic top view of a back rest and seat cushion footrest configuration of the present invention;

FIG. 4 is a schematic view of the construction of the threaded sleeve and guide of the present invention;

fig. 5 is a schematic view of a gear-rack meshing structure of the present invention.

In the figure: 1. a base; 2. a wheel; 3. a scissor lift table; 4. a first motor; 5. a threaded rod; 6. a threaded sleeve; 7. a fixing plate; 8. a second motor; 9. a worm; 10. a worm gear; 11. a rotating rod; 12. a gear; 13. a rack; 14. a slide rail; 15. fixing the rod; 16. a support bar; 17. a cushion; 18. a backrest; 19. a first connecting rod; 20. a foot rest; 21. and a second connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a wheelchair capable of controlling the height of a seat and having a lying rest comprises a base 1, wheels 2 fixedly mounted at the bottom end of the base 1, a scissors lifting platform 3 fixedly mounted at the top end of the base 1, a motor 4 fixedly mounted at the left side of the scissors lifting platform 3, a threaded rod 5 fixedly connected to the right side of the motor 4, a threaded sleeve 6 rotatably connected to the surface of the threaded rod 5, a joint of the scissors lifting platform 3 is connected through a hinge, the hinge at the right side of the middle part is fixedly connected with the threaded sleeve 6, a guide rail is fixedly mounted on the surface of the threaded rod 5, the threaded rod 5 drives the threaded sleeve 6 to slide on the surface of the guide rail, a fixed plate 7 fixedly mounted at the top end of the scissors lifting platform 3, a motor II 8 is fixedly mounted at the top end of the fixed plate 7, a worm 9 is fixedly connected to the right side of the motor II, a gear 12 is fixedly connected to one side of the rotating rod 11 far away from the worm wheel 10, a rack 13 is meshed and connected to the upper portion of the gear 12, a sliding rail 14 is fixedly installed at the top end of the fixing plate 7, a track is formed in the middle of the sliding rail 14, the size of the track is matched with that of the rack 13, the upper end and the lower end of the middle of the sliding rail 14 are hollow, a fixing rod 15 is fixedly connected to the top end of the rack 13, a shaft sleeve rod is fixedly installed on the surface of the fixing rod 15 in a sliding mode, shaft sleeve rods are fixedly installed on the front side and the rear side of each shaft sleeve, supporting rods 16 are fixedly connected to the front side and the rear side of the fixing plate 7, the front end and the rear end of the rotating rod 11 are rotatably connected to the surfaces of the supporting rods 16, the positions of the worm wheel 10 and the gear 12 are fixed, a cushion 17 is fixedly, the bottom end of the foot rest 20 is fixedly connected with a second connecting rod 21, the first connecting rod 19 and the second connecting rod 21 are movably connected through connecting rods, the connecting parts are fixed through hinges, and the middle parts of the connecting rods on the front side and the rear side are fixedly connected with the two ends of the shaft sleeve rod.

The working principle is that a first motor 4 is turned on, the first motor 4 drives a fixedly connected threaded rod 5 to rotate, the threaded rod 5 drives a threaded sleeve 6 with the surface rotationally connected to horizontally move on the surface of a guide rail, the threaded sleeve 6 drives a supporting point of a scissor type lifting platform 3 with the surface fixedly connected through a hinge to horizontally move, and further drives the scissor type lifting platform 3 to change in height, the scissor type lifting platform 3 controls a fixing plate 7 and further controls the height of a cushion 17, so that the wheelchair can adapt to people with different heights, a second motor 8 is turned on, the second motor 8 drives a fixedly connected worm 9 to rotate, the worm 9 drives a lower meshed and connected worm wheel 10 to rotate, the worm wheel 10 drives an inner fixedly connected rotating rod 11 to rotate, the rotating rod 11 drives a gear 12 far away from one side of the worm wheel 10 to rotate, and the gear 12 drives an upper meshed and connected rack 13 to slide on the surface of a track, when the rack 13 slides rightwards, the fixing rod 15 moves rightwards along with the rack, a shaft sleeve on the surface of the fixing rod 15 slides downwards along the fixing rod 15, the shaft sleeve rod drives the first connecting rod 19 and the second connecting rod 21 to rotate anticlockwise, the inclination angles of the backrest 18 and the cushion 17 become larger due to the anticlockwise rotation of the first connecting rod 19, the old can adjust the inclination angles and select the comfortable position of the backrest 18, the anticlockwise rotation of the second connecting rod 21 enables the inclination angles of the footrest 20 and the cushion 17 to become smaller, the old can place feet above the footrest 20 to relieve the fatigue of legs, when the old needs to travel, the motor II 8 is driven reversely, the inclination angles of the backrest 18 and the cushion 17 become smaller, the inclination angles of the footrest 20 and the cushion 17 become larger, and the old can sit on the wheelchair to advance.

To sum up, this can control the wheelchair of seat height and rest of lying drives threaded rod 5 through a motor 4 and rotates, and threaded rod 5 drives threaded sleeve 6 and removes and then drive the lift of cutting formula elevating platform 3 about the guide rail surface, changes the height of cushion 17, through the height that changes cushion 17, makes the crowd that the wheelchair can adapt to different heights, has made things convenient for the crowd of different heights to be at the convenience of using the wheelchair, has improved the practicality of device greatly.

In addition, according to the wheelchair capable of controlling the height of the seat and the lying rest, the worm 9 is driven by the motor II 8 to drive the worm wheel 10 to rotate, the worm wheel 10 drives the gear 12 to rotate through the rotating rod 11, the gear 12 drives the rack 13 to move in the horizontal direction so as to drive the connecting rod I19 and the connecting rod II 21 to rotate, the connecting rod I19 and the connecting rod II 21 drive the backrest 18 and the footrest 20 to incline at an angle, so that the old can change the posture after sitting and standing for a long time, lie on the surface of the wheelchair, the old can feel more comfortable, and the wheelchair is also helpful for the health of the old.

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

Claims

1. The utility model provides a can control seat height and the wheelchair of rest of lying, includes base (1), its characterized in that: the wheel (2) is fixedly mounted at the bottom end of the base (1), the scissors lifting platform (3) is fixedly mounted at the top end of the base (1), the motor I (4) is fixedly mounted on the left side of the scissors lifting platform (3), the threaded rod (5) is fixedly connected to the right side of the motor I (4), the threaded rod (5) is rotatably connected to the surface of the threaded rod (6), the fixing plate (7) is fixedly mounted at the top end of the scissors lifting platform (3), the motor II (8) is fixedly mounted at the top end of the fixing plate (7), the worm (9) is fixedly connected to the right side of the motor II (8), the worm wheel (10) is meshed and connected to the lower portion of the worm (9), the rotating rod (11) is fixedly connected to the inner portion of the worm wheel (10), the gear (12) is fixedly connected to one side of the rotating rod (11) far away from the worm wheel (10), and, the utility model discloses a chair, including fixed plate (7), the top fixed connection of fixed plate (7) has slide rail (14), the top fixedly connected with dead lever (15) of rack (13), both sides fixedly connected with bracing piece (16) around fixed plate (7), the top fixedly connected with cushion (17) of bracing piece (16), the left side of cushion (17) is rotated and is connected with back (18), the bottom fixedly connected with connecting rod one (19) of back (18), the right side of cushion (17) is rotated and is connected with footrest (20), the bottom fixedly connected with connecting rod two (21) of footrest (20).

2. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the joint of the scissor type lifting platform (3) is connected through a hinge, the hinge on the right side of the middle part is fixedly connected with a threaded sleeve (6), and a guide rail is fixedly arranged on the surface of the threaded rod (5).

3. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the front end and the rear end of the rotating rod (11) are rotatably connected to the surface of the supporting rod (16).

4. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the middle part of the sliding rail (14) is provided with a rail, the size of the rail is matched with that of the rack (13), and the upper end and the lower end of the middle part of the sliding rail (14) are hollow.

5. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the surface of the fixed rod (15) is provided with a shaft sleeve in a sliding manner, and the front side and the rear side of the shaft sleeve are fixedly provided with shaft sleeve rods.

6. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the cushion (17) is connected with the backrest (18) and the footrest (20) through rotating shafts.

7. The wheelchair of claim 1, wherein the height of the seat and the lying rest can be controlled by the wheelchair, and the wheelchair further comprises: the first connecting rod (19) and the second connecting rod (21) are movably connected through connecting rods, the connecting parts are fixed through hinges, and the middle parts of the connecting rods at the front side and the rear side are fixedly connected with the shaft sleeve rods.