CN220237200U - Wheelchair - Google Patents

Abstract

The utility model relates to the technical field of wheelchairs, in particular to a wheelchair, which comprises a wheelchair main body and two wheels rotatably arranged at the bottom of the wheelchair main body, wherein a transmission box is fixedly arranged at the bottom of the wheelchair main body, two massage rollers capable of moving in a telescopic manner are rotatably arranged in the transmission box, the two massage rollers extend to the using surface of the wheelchair main body in a penetrating manner, a first meshing gear is fixedly arranged between the two massage rollers, a second meshing gear is arranged on one side of the first meshing gear in a meshing manner, a transmission assembly is arranged in the transmission box, the second meshing gear synchronously rotates with the two wheels through the transmission assembly, the massage rollers can perform rotary massage on the waist of a patient while the wheelchair normally rotates, the waist is not uncomfortable due to long-time sitting, and meanwhile, the distance between the two massage rollers and the waist of the patient can be adjusted, different using experiences can be obtained, and the wheelchair is suitable for different patients and has the characteristics of multiple functions and convenience in use.

Description

Wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a wheelchair.

Background

The wheelchair is provided with wheels and can help to replace a walking chair, is an important moving tool for the home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons, meets the riding-instead requirements of disabled persons and disabled persons, and is more important to facilitate the movement of family members and the care of the patients, so that the patients can exercise and participate in social activities by means of the wheelchair.

The conventional wheelchair has the problem of single function and inconvenient use, mainly because most users of the wheelchair are inconvenient walking staff, the users can only lie or sit for a long time, the waist of the wheelchair cannot be massaged for a long time, discomfort is easily caused, and the conventional wheelchair can help walking, but cannot solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a wheelchair which can effectively solve the problem that the prior art has single function and is inconvenient to use.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model provides a wheelchair, which comprises a wheelchair main body and two wheels rotatably arranged at the bottom of the wheelchair main body, wherein a transmission box is fixedly arranged at the bottom of the wheelchair main body, two massage rollers capable of moving in a telescopic manner are rotatably arranged in the transmission box, the two massage rollers extend to the using surface of the wheelchair main body in a penetrating manner, a first meshing gear is fixedly arranged between the two massage rollers, one side of the first meshing gear is provided with a second meshing gear in a meshing manner, and a transmission assembly is arranged in the transmission box and synchronously rotates with the two wheels through the transmission assembly.

Further, the use surface of the wheelchair main body penetrates through the bottom and is provided with a groove, the two massage rollers are embedded and slidably mounted in the groove, the bottom end of the wheelchair main body is vertically and fixedly provided with two supporting rods, the bottom ends of the two supporting rods are respectively provided with a universal wheel, the back surface of the wheelchair main body is vertically and fixedly provided with two handles, and the two sides of the wheelchair main body are respectively provided with handrails.

Further, two wheels are provided with hand push rings on the sides far away from each other, a plurality of connecting shafts are fixedly installed between the hand push rings and the corresponding wheels, and a rotating rod is fixedly connected between the circle center positions on the opposite sides of the two wheels.

Further, two fixing rods are vertically and fixedly arranged at the bottom end of the wheelchair main body, and the rotating rods penetrate through the two fixing rods and the transmission case in a rotating mode.

Further, the transmission assembly comprises a first sprocket fixedly arranged on one side of the second meshing gear, the transmission assembly further comprises a second sprocket arranged in the transmission box, the second sprocket is fixedly sleeved on the outer rod wall of the rotating rod, and a chain is sleeved between the second sprocket and the first sprocket.

Further, a connecting seat is further arranged in the transmission case, one end of the connecting seat is rotatably installed with the two massage rollers, a crank is rotatably installed at the other end of the connecting seat, and threads of the crank penetrate through and extend out of the transmission case.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the use surface of the wheelchair main body is provided with the two massage rollers capable of synchronously rotating with the wheels, so that the wheelchair can normally rotate and simultaneously perform rotary massage on the waist of a patient, the waist discomfort caused by sitting for a long time is avoided, meanwhile, the distance between the two massage rollers and the waist of the patient can be adjusted, different use experiences can be obtained, the wheelchair is suitable for different patients, and the wheelchair has the characteristics of multiple functions and convenience in use.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

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

FIG. 2 is a schematic diagram of the internal structure of the transmission case of the present utility model;

FIG. 3 is a schematic top view of the massage roller of the present utility model;

fig. 4 is a schematic view of the installation structure of the massage roller of the present utility model.

Reference numerals in the drawings represent respectively: 1. a wheelchair main body; 11. a groove; 12. a fixed rod; 13. a support rod; 14. a universal wheel; 15. a handle; 16. an armrest; 2. a wheel; 21. a hand pushing ring; 22. a connecting shaft; 23. a rotating lever; 3. a transmission case; 31. a massage roller; 32. a first meshing gear; 33. a crank; 34. a second meshing gear; 35. a first sprocket; 36. a second sprocket; 37. a chain; 38. and a connecting seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. 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.

The utility model is further described below with reference to examples.

Examples: referring to fig. 1 to 4, a wheelchair includes a wheelchair body 1 and two wheels 2 rotatably mounted at the bottom of the wheelchair body 1.

The use face of wheelchair main part 1 runs through the bottom and sets up fluted 11, the perpendicular fixed mounting of bottom of wheelchair main part 1 has two dead levers 12, the perpendicular fixed mounting of bottom of wheelchair main part 1 has two bracing pieces 13, universal wheel 14 is all installed to the bottom of two bracing pieces 13, the convenient nimble steering, the perpendicular fixed mounting in the back of wheelchair main part 1 has two handles 15, install brake equipment between handle 15 and the wheel, specific operating procedure is pressing the handle, drag and lie in the wheel on brake block and wheel contact, realize the brake through the mode of increase frictional force, handrail 16 is all installed to wheelchair main part 1 both sides.

Two wheels 2 keep away from one side mutually and all are provided with hand push circle 21, and two hand push circles 21 and corresponding wheel 2 between fixed mounting have a plurality of connecting axles 22, fixedly connected with dwang 23 between the centre of a circle position of two wheels 2 opposite sides, dwang 23 rotates and runs through two dead levers 12 and transmission case 3.

The transmission case 3 is fixedly arranged at the bottom of the wheelchair main body 1, two massage rollers 31 are rotatably arranged in the transmission case 3, as can be seen from the accompanying drawings 3 and 4 of the specification, bearings are rotatably arranged at one end, far away from each other, of the two massage rollers 31, the two bearings slide in two opposite inner groove walls of the groove 11 in a telescopic manner, the two bearings are fixedly arranged with a connecting seat 38 at the same time, the two massage rollers 31 extend to the using surface of the wheelchair main body 1 in a penetrating manner, a first meshing gear 32 is fixedly arranged between the two massage rollers 31, the outer diameter of the first meshing gear 32 is smaller than the outer diameter of the massage rollers 31, the waist of a patient cannot be touched, a second meshing gear 34 is arranged at one side of the first meshing gear 32 in a meshing manner, a first sprocket 35 is fixedly arranged at one side of the second meshing gear 34, a second sprocket 36 is fixedly sleeved on the outer rod wall of the rotating rod 23, a chain 37 is sleeved between the second sprocket 36 and the first sprocket 35, a connecting seat 38 is further arranged in the transmission case 3, one end of the connecting seat 38 and the two massage rollers 31 are rotatably arranged at the other end of the connecting seat 33, and the crank 33 extends to the other end of the transmission case 33, and the transmission case 33 extends to the outer thread 33 in a penetrating manner.

When a patient uses the wheelchair alone, the waist is firstly seated on the seat and leans against the back of the chair, at the moment, the waist of the patient is contacted with the two massage rollers 31, at the moment, the handle 15 is held to push the wheelchair main body 1, so that the two wheels 2 rotate, further the rotating rod 23 is driven to rotate, the rotating rod 23 drives the second sprocket 36 to rotate, the first sprocket 35, namely the second meshing gear 34, is driven to rotate through the transmission of the chain 37, the second meshing gear 34 and the first meshing gear 32 are meshed to rotate, finally the two massage rollers 31 are driven to rotate, the massage rollers 31 are round rollers with raised strips fixedly arranged on the surfaces, the waist of the patient is rotationally rubbed and massaged, when the wheelchair is required to be used by different patients, the connecting seat 38 can be pushed to slide in the transmission box 3 through the mode of rotating the crank 33, further the two massage rollers 31 and the first meshing gear 32 are driven to rotate in the connecting seat 38, at the moment, the distance between the first meshing gear 32 and the second meshing gear 34 is changed, but the meshing transmission relation is always kept, the massage rollers 31 are always kept to be meshed, the massage rollers 31 are enabled to rotate in the same time, and the massage rollers 31 are enabled not to slide outside the grooves 31 are enabled to be exposed, and the massage rollers 31 are enabled to rotate synchronously, and the massage rollers 31 are enabled to slide outside the main body 31 are enabled to be 11 to be high.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; these modifications or substitutions do not depart from the essence of the corresponding technical solutions from the protection scope of the technical solutions of the embodiments of the present utility model.

Claims (6)

1. Wheelchair comprising a wheelchair body (1) and two wheels (2) rotatably mounted at the bottom of the wheelchair body (1), characterized in that it further comprises:

the transmission case (3), fixed mounting is in the bottom of wheelchair main part (1), two massage rollers (31) that can concertina movement are installed to transmission case (3) internal rotation, two massage rollers (31) all run through and extend to the service face of wheelchair main part (1), two fixed mounting has first meshing gear (32) between massage rollers (31), second meshing gear (34) are installed in meshing of first meshing gear (32) one side, be provided with drive assembly in transmission case (3), second meshing gear (34) are rotatory with two wheels (2) synchrony through drive assembly.

2. The wheelchair according to claim 1, characterized in that the use surface of the wheelchair body (1) is provided with a groove (11) through the bottom, two massage rollers (31) are embedded and slidably mounted in the groove (11), two support rods (13) are vertically and fixedly mounted at the bottom end of the wheelchair body (1), universal wheels (14) are mounted at the bottom ends of the two support rods (13), two handles (15) are vertically and fixedly mounted at the back of the wheelchair body (1), and armrests (16) are mounted at both sides of the wheelchair body (1).

3. A wheelchair according to claim 2, characterized in that two wheels (2) are provided with push rings (21) on the sides far away from each other, a plurality of connecting shafts (22) are fixedly arranged between the two push rings (21) and the corresponding wheels (2), and a rotating rod (23) is fixedly connected between the circle center positions of the opposite sides of the two wheels (2).

4. A wheelchair according to claim 3, characterized in that the bottom end of the wheelchair body (1) is vertically and fixedly provided with two fixed bars (12), and the rotating bar (23) rotates through the two fixed bars (12) and the transmission case (3).

5. A wheelchair according to claim 4, characterised in that the transmission assembly comprises a first sprocket (35) fixedly mounted on one side of the second meshing gear (34), the transmission assembly further comprises a second sprocket (36) arranged in the transmission box (3), the second sprocket (36) is fixedly sleeved on the outer lever wall of the rotating lever (23), and a chain (37) is sleeved between the second sprocket (36) and the first sprocket (35).

6. A wheelchair according to claim 5, characterized in that a connecting seat (38) is further arranged in the transmission case (3), one end of the connecting seat (38) is rotatably mounted with the two massage rollers (31), the other end of the connecting seat (38) is rotatably mounted with a crank (33), and the crank (33) extends out of the transmission case (3) in a threaded penetrating manner.