CN212235004U

CN212235004U - Hand-operated wheelchair

Info

Publication number: CN212235004U
Application number: CN202020481359.6U
Authority: CN
Inventors: 朱江涛; 向文林; 邹加兵; 刘继辉; 汤颖颖; 许立; 黄子亮; 陈可夫; 张琦
Original assignee: Zuodian Industrial Hubei Co Ltd
Current assignee: Zuodian Industrial Hubei Co Ltd
Priority date: 2020-04-05
Filing date: 2020-04-05
Publication date: 2020-12-29
Anticipated expiration: 2030-04-05

Abstract

The utility model relates to a wheelchair technical field specifically is a manual wheelchair, including the frame, the last skin weld of institute frame has and pushes away the frame, the surface that pushes away the frame bonds has by cloth, the right side welding of frame has the support leg frame, the bottom welding of frame has the welding frame, the bottom welding of welding frame has flat leg frame, the front portion of welding frame is provided with supporting mechanism, the last skin weld of frame has the bar, the skin weld of bar has the flat board, the bottom of frame is provided with adjustment mechanism, the cushion has been placed to the upper surface of frame. This manual wheelchair carries out manual rising or reduction through control wheelchair, realizes fixedly, and then keeps the height of wheelchair to the crowd that can adapt to different heights uses, has made things convenient for user's desktop under the co-altitude to carry out work, and the device only need operate alone, and simple swift convenient, simple structure, manufacturing cost is lower relatively.

Description

Hand-operated wheelchair

Technical Field

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

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, 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.

In the process of using a plurality of current wheelchairs, under some outgoing environments, the height of the wheelchairs cannot be controlled, so that the dining table is too high or too low during some meals, and certain troubles are caused by daily outgoing diet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual wheelchair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a manual wheelchair, includes the frame, the last skin weld of frame has the frame that pushes away, the surface that pushes away the frame bonds has by cloth, the right side welding of frame has the support leg frame, the bottom welding of frame has the welding frame, the bottom welding of welding frame has the flat leg frame, the front portion of welding frame is provided with supporting mechanism, the last skin weld of frame has the bar, the skin weld of bar has the flat board, the bottom of frame is provided with adjustment mechanism, the cushion has been placed to the upper surface of frame.

Preferably, the supporting mechanism comprises a first support and a second support, the bottom of the first support is rotatably connected with a small wheel, the front of the second support is rotatably connected with a large wheel, two sliding grooves are formed in the welding frame, and the rear of the second support is rotatably connected to the front of the first support.

Preferably, the rear portions of the first support and the second support are respectively and rotatably connected with a second rod and a first rod, the surfaces of the first rod and the second rod are both connected inside the sliding groove in a sliding mode, and the first support and the second support are of X-shaped structures.

Preferably, adjustment mechanism is including first backup pad and second backup pad, the gag lever post has all been welded in the inside of first backup pad and second backup pad, the quantity of gag lever post is two a set of, the meshing has drive gear between first backup pad and the second backup pad, drive gear's inside welding has the transmission shaft.

Preferably, the welding of the bottom of welding frame has the fixed plate, the welding of the front portion of fixed plate has the connecting plate, the front end of transmission shaft runs through the inside of fixed plate and has welded drive gear, drive gear's surface meshing has the regulation pole, the top of adjusting the pole runs through dull and stereotyped inside and has welded the runner, the bottom of adjusting the pole is passed through the bearing and is rotated the upper surface of connecting plate and connect.

Preferably, the upper surface of the first supporting plate is welded on the surface of the first rod, the upper surface of the first supporting plate is welded on the surface of the second rod, and the first supporting plate and the second supporting plate are both located in the middle of the length of the first rod.

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

1. this manual wheelchair, drive the transmission shaft through the transmission principle of rotating the runner through worm gear and worm and gear and rotate, two first backup pads and second backup pad relative motion about drive gear drives, make first support and second support carry out cross motion, make the cross angle change, thereby make the wheelchair carry out manual rising or reduce, and worm gear has the function of auto-lock, so when pivoted certain degree, can realize fixing, keep the height of wheelchair, thereby the crowd that can adapt to different heights uses, the desktop of user under the co-altitude carries out work, and the device only needs to operate alone, and is simple and fast convenient, moreover, the steam generator is simple in structure, and manufacturing cost is relatively low.

2. This manual wheelchair, when sitting the wheelchair through the user, the position of shank has two to push away the frame, can separately place on two support leg frame, also can draw together and place perpendicularly on flat leg frame, can avoid placing for a long time in same position according to placing and adjusting under the different position of sitting environment, causes shank blood circulation not smooth.

Drawings

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

FIG. 2 is a schematic bottom view of the wheelchair of the present invention;

fig. 3 is a schematic view of the supporting mechanism of the present invention;

fig. 4 is a schematic view of the adjusting mechanism of the present invention.

In the figure: 1. a frame; 2. pushing the frame; 3. a grab rail; 4. a flat plate; 5. a support mechanism; 51. a first bracket; 52. a second bracket; 53. a sliding groove; 54. a first lever; 55. a second lever; 56. a small wheel; 6. an adjustment mechanism; 61. a first support plate; 62. a second support plate; 63. a transmission gear; 64. adjusting a rod; 65. a rotating wheel; 66. a limiting rod; 67. a drive gear; 68. a drive shaft; 69. a fixing plate; 7. a support leg frame; 8. a leg leveling frame; 9. a cushion; 10. leaning on cloth; 11. welding a frame; 12. a large wheel; 13. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a manual wheelchair, which comprises a frame 1, the last skin weld of frame 1 pushes away frame 2, the surface that pushes away frame 2 bonds and leans on cloth 10, the right side welding of frame 1 has supporting leg frame 7, the bottom welding of frame 1 has welding frame 11, the bottom welding of welding frame 11 has flat leg frame 8, the front portion of welding frame 11 is provided with supporting mechanism 5, the last skin weld of frame 1 has bar 3, the skin weld of bar 3 has flat board 4, the bottom of frame 1 is provided with adjustment mechanism 6, cushion 9 has been placed to the upper surface of frame 1.

In this embodiment, the supporting mechanism 5 includes a first support 51 and a second support 52, the bottom of the first support 51 is rotatably connected with a small wheel 56, the front of the second support 52 is rotatably connected with a large wheel 12, two sliding grooves 53 are formed in the welding frame 11, the rear of the second support 52 is rotatably connected to the front of the first support 51, and the two sliding grooves 53 provide sliding spaces for the first rod 54 and the second rod 55, and simultaneously, a certain supporting effect is achieved.

Further, the rear portions of the first support 51 and the second support 52 are respectively rotatably connected with a second rod 55 and a first rod 54, the surfaces of the first rod 54 and the second rod 55 are respectively connected inside the sliding groove 53 in a sliding mode, the first support 51 and the second support 52 are of X-shaped structures, and through the X-shaped structures, the angles of the first support 51 and the second support 52 can be well changed, so that two wheels are relatively raised or lowered, and the lifting function of the wheelchair is achieved.

Furthermore, adjustment mechanism 6 is including first backup pad 61 and second backup pad 62, gag lever post 66 has all been welded in the inside of first backup pad 61 and second backup pad 62, the quantity of gag lever post 66 is two a set of, it has drive gear 67 to mesh between first backup pad 61 and the second backup pad 62, the inside welding of drive gear 67 has transmission shaft 68, gag lever post 66 plays certain spacing effect of support, make two backup pads relative slip in-process more stable, and gag lever post 66 difference sliding connection is in the inside of two backup pads.

In addition, a fixing plate 69 is welded at the bottom of the welding frame 11, a connecting plate 13 is welded at the front of the fixing plate 69, a transmission gear 63 is welded at the front end of the transmission shaft 68, an adjusting rod 64 is meshed with the surface of the transmission gear 63, a rotating wheel 65 is welded at the top end of the adjusting rod 64, the bottom end of the adjusting rod 64 is rotatably connected to the upper surface of the connecting plate 13 through a bearing, the transmission shaft 68 is driven to rotate through the transmission principle of a worm gear by rotating the rotating wheel 65, the transmission shaft 68 rotates to drive the driving gear 67 to rotate, and the driving gear 67 drives the upper first supporting plate 61 and the lower first supporting plate 62 to move left and right relatively.

Besides, the upper surface of second backup pad 62 welds on the surface of first pole 54, and the upper surface of first backup pad 61 welds on the surface of second pole 55, and first backup pad 61 and second backup pad 62 all are located the intermediate position of the length of first pole 54, and the maintenance that can be fine at the intermediate position supports the stress point and keeps the symmetry for the wheelchair is at the in-process of adjusting, can not the horizontal hunting, and then realizes the stability of wheelchair adjustment in-process.

When the manual wheelchair of the utility model is used, firstly, when a user sits on the wheelchair, the positions of the legs are provided with two supports which can be separately placed on the two supporting leg frames 7 and can be folded and vertically placed on the flat leg frame 8, the manual wheelchair can be placed and adjusted according to different sitting posture environments to avoid the situation that the blood circulation is not smooth due to long-time placement at the same position, meanwhile, the manual wheelchair can be manually rotated to drive the transmission shaft 68 to rotate through the transmission principle of the worm gear and the worm, the transmission shaft 68 rotates to drive the rotation of the driving gear 67, the driving gear 67 drives the upper and lower first supporting plates 61 and the second supporting plates 62 to carry out left and right relative motion, when the first supporting plates 61 and the second supporting plates 62 carry out left and right relative motion, the cross motion of the first supports 51 and the second supports 52 can be controlled, so that the cross angle is changed, thereby adjust the interval of bull wheel 12 and truckle 56, and the worm gear has the function of auto-lock, so when pivoted certain degree, can realize fixing, keep the height of wheelchair, thereby make the center of wheel and the seat height of wheelchair control, thereby the crowd that can adapt to different heights uses, has made things convenient for the use of user's different environment, and the device only need operate alone, and is simple swift convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A manual wheelchair comprising a frame (1), characterized in that: the utility model discloses a cushion of welding machine, including frame (1), frame (2), welding frame (11), the bottom welding of welding frame (11) has and leans on cloth (10), the right side welding of frame (1) has support leg frame (7), the bottom welding of frame (1) has welding frame (11), the bottom welding of welding frame (11) has flat leg frame (8), the front portion of welding frame (11) is provided with supporting mechanism (5), the upper surface welding of frame (1) has handrail pole (3), the skin weld of handrail pole (3) has flat board (4), the bottom of frame (1) is provided with adjustment mechanism (6), cushion (9) have been placed to the upper surface of frame (1).

2. The manual wheelchair of claim 1 wherein: the supporting mechanism (5) comprises a first support (51) and a second support (52), a small wheel (56) is connected to the bottom of the first support (51) in a rotating mode, a large wheel (12) is connected to the front portion of the second support (52) in a rotating mode, two sliding grooves (53) are formed in the welding frame (11), and the rear portion of the second support (52) is connected to the front portion of the first support (51) in a rotating mode.

3. The manual wheelchair of claim 2 wherein: the rear parts of the first support (51) and the second support (52) are respectively connected with a second rod (55) and a first rod (54) in a rotating mode, the surfaces of the first rod (54) and the second rod (55) are connected to the inner portion of the sliding groove (53) in a sliding mode, and the first support (51) and the second support (52) are of X-shaped structures.

4. The manual wheelchair of claim 1 wherein: adjustment mechanism (6) are including first backup pad (61) and second backup pad (62), gag lever post (66) have all been welded in the inside of first backup pad (61) and second backup pad (62), the quantity of gag lever post (66) is two a set of, it has drive gear (67) to mesh between first backup pad (61) and second backup pad (62), the internal weld of drive gear (67) has transmission shaft (68).

5. The manual wheelchair of claim 4 wherein: the welding of the bottom of weld holder (11) has fixed plate (69), the front welding of fixed plate (69) has connecting plate (13), the front end of transmission shaft (68) runs through the inside of fixed plate (69) and welds drive gear (63), the meshing of the surface of drive gear (63) has regulation pole (64), the top of adjusting pole (64) runs through the inside of dull and stereotyped (4) and welds runner (65), the upper surface at connecting plate (13) is connected through the bearing rotation in the bottom of adjusting pole (64).

6. The manual wheelchair of claim 4 wherein: the upper surface of the second support plate (62) is welded to the surface of the first rod (54), the upper surface of the first support plate (61) is welded to the surface of the second rod (55), and both the first support plate (61) and the second support plate (62) are located at the middle position of the length of the first rod (54).