KR100921970B1 - Wheel chair - Google Patents

Abstract

PURPOSE: A wheelchair is provided, which can prevent hypotonia of the lower body, deterioration of circulation of the blood, and deterioration of intestine function. CONSTITUTION: A wheelchair(100) includes a frame part(110), a boarding part(210), a space controlling part(220), and a driving part(310). In the frame part, a driving wheel(112), first auxiliary wheels(114,140), and a brake(116) are mounted. The boarding part is installed in the frame part and is equipped with a supporting member(214) fixed at the supporting frame(128) of the frame part. A stage(230) is equipped at the upper part of the sub-frame of the frame part. The space controlling part is located in the boarding space part and is fixed at the inner side of the upper frame. In the fixed bar, a slide member is equipped. The driving part is installed in the frame part and drives the driving wheel.

Description

Wheelchair

The present invention relates to a wheelchair, and more particularly, by using a wheelchair in an upright state, physical damage and pressure sores of the body function such as muscle weakness, intestinal dysfunction, and deterioration of blood circulation caused by sitting for a long time It is about a wheelchair to prevent.

In general, a wheelchair is a medical apparatus for helping a physically handicapped person, a patient, and an elderly person who is inconvenient to move easily, and various forms and structures are known and widely used.

That is, the conventional wheelchair has a frame (1) constituting the seat (1a), backrest (1b) and the seat guard (1c) and the wheels that are rolling on both sides of the frame (1) as shown in FIG. (2) and auxiliary wheels (3) provided on both sides of the front end of the frame (1) to provide ease of movement, and the user rotates the hand rim (4) integrated with the wheel (2) by the user, It is configured to be able to reverse.

By using the wheelchair configured as described above, the physically handicapped or the patient and the elderly who are inconvenient to move can easily move and at the same time sit in the wheelchair for a long time.

However, the posture of a wheelchair user in a conventional wheelchair sitting for a long time causes physical impairment of physical functions such as, for example, lower muscle strength, intestinal dysfunction, and deterioration of blood circulation.

In addition, there were problems such as pressure sores caused by sitting in a wheelchair for a long time.

The present invention has been made in order to solve the above-mentioned conventional problems, the body function such as lowering the muscle strength of the lower body, intestinal function, blood circulation deterioration caused by sitting in a wheelchair standing for a long time Its purpose is to help prevent physical damage and pressure sores.

In addition, the wheelchair is provided with a door, so that the user can safely ride and close the door, so that the user can ride the wheelchair in a standing state safely by supporting the user.

In addition, the user is provided with a space adjusting unit so that the user can support both sides of the wheelchair when boarding the wheelchair to be used to adjust the width of the riding space to fit the body of the user using the wheelchair.

In addition, the driving handle is located at the upper end, and the driving handle and the driving wheel are connected to each other by a chain, so that the user can easily move by manipulating the steering wheel even in a standing state.

On the other hand, it is provided to adjust the interval of the foot support plate provided on the footrest of the wheelchair, so that the boarding in a standing position on the wheelchair while adjusting the distance of the footrest to fit the body of the user using the wheelchair to use safely and comfortably The purpose is to make it possible.

The present invention for achieving the above object is a frame portion equipped with a driving wheel and the first auxiliary wheel and the brake, the boarding portion is installed in the frame portion to maintain the user standing up standing, and the frame portion It is characterized by consisting of a drive unit installed to drive the drive wheel.

Here, the frame portion is provided with a lower frame on which the first auxiliary wheel is mounted, a vertical frame formed to face upward at each corner of the lower frame, the upper frame is provided on the upper portion of the vertical frame, It is provided between the vertical frame, characterized in that the support frame is provided with a driving wheel between the vertical frame.

Further, it is characterized in that the storage space is provided on the front portion of the upper frame for receiving an object.

In addition, the inner side of the support frame is characterized in that the support bar is further provided for supporting the user's legs.

The lower frame is further provided with a second auxiliary wheel in an opposite direction in which the first auxiliary wheel is provided.

In addition, the boarding portion is provided with a support member fixed to the support frame of the frame portion, the door is provided on the support frame of the frame portion formed on the rear side to be spaced apart from the rear of the support member to form a boarding space portion, the upper portion of the lower frame of the frame portion It characterized in that the scaffold is provided.

Here, the door is provided with a first binding member, characterized in that the second binding member is provided on the support frame to bind the first binding member.

In addition, the upper frame positioned in the boarding space portion is characterized in that the space adjustment unit is further provided.

In addition, the space control unit is fixed to the inside of the upper frame is provided with a fixed bar formed with a guide member at the bottom, the slide member is provided to be slid to the guide member of the fixed bar, is fastened to the slide member is coupled to both sides of the user It is characterized in that the side plate for supporting the slide bar for supporting the lower portion of the side plate.

And, the upper end of the footrest is characterized in that it is further provided with a foot interval adjusting portion for adjusting the interval.

Here, the foot spacing control unit has a long groove is formed in the footrest, a first fixing tool is formed located on the upper end of the long groove is provided with a pair of foot support plate to correspond to each other, and corresponds to the first fastener, the lower portion of the footrest A second fastener having a fitting hole is formed to be inserted into the long groove is provided, and the bolt is provided to be fixed to the first fastener and bolted to the second fastener, so that the supporting plate slides by loosening and tightening the bolt. It features.

On the other hand, the drive unit is mounted to correspond to both sides of the support frame outer side of the frame portion, the drive handle is provided to be located outside the boarding space portion of the boarding portion, the drive handle is provided with a first sprocket, the first sprocket and the chain It characterized in that the second sprocket is provided on the driving wheel of the frame to be connected to each other by.

In addition, the support member, the door and the side plate is characterized in that the cushion member is further provided.

The present invention configured as described above can prevent the physical damage and pressure sores of the body function such as muscle weakness, intestinal dysfunction, deterioration of blood circulation caused by sitting in the wheelchair standing for a long time, deterioration of blood circulation It is effective.

In addition, the wheelchair is provided with a door, so that the user can safely ride and close the door, thereby supporting the user so that the user can ride the wheelchair in a standing state safely.

In addition, the user is provided with a space adjusting unit so that the user can support both sides of the wheelchair when boarding the wheelchair there is an effect that can be used to adjust the width of the riding space to fit the body of the user using the wheelchair.

In addition, the driving handle is located at the upper end, and the driving handle and the driving wheel are connected to each other by a chain, so that the user can easily move by manipulating the rolling handle even in a standing state.

On the other hand, it is provided to adjust the interval of the foot support plate provided on the footrest of the wheelchair, so that the boarding in a standing position on the wheelchair while adjusting the distance of the footrest to fit the body of the user using the wheelchair to use safely and comfortably It has the effect of making it possible.

Hereinafter, described in detail with reference to the accompanying drawings for the wheelchair according to the present invention.

Figure 2 is a perspective view of a wheelchair according to the present invention, Figure 3 is a side view showing a wheelchair according to the present invention, Figure 4 is a front view showing a wheelchair according to the present invention, Figure 5 is a main portion showing a space control unit of the present invention Figure 6 is an enlarged perspective view, Figure 6 is a view showing the foot spacing control portion of the present invention.

As shown in FIGS. 2 to 6, the wheelchair 100 according to the present invention includes a driving wheel 112, a frame part 110 on which a first auxiliary wheel 114 and a brake 116 are mounted.

Here, the frame unit 110 is provided with a lower frame 120 provided with a first auxiliary wheel 114 to change the direction on the front, formed to face the upper portion of each of the lower frame 120 The vertical frame 122 is provided, and the upper frame 124 is provided on the upper both sides and the front portion of the vertical frame 122.

At this time, the front portion of the upper frame 124 is formed with a storage space 126 for storing and carrying things and the like.

Further, the support frame 128 is provided between the vertical frame 122 formed on both sides of the lower frame 120, the support bar for supporting the user's leg inside the support frame 128 ( 130 is provided.

In addition, a fixing plate 132 is provided between the pair of support frames 128 provided on the rear portion of the lower frame 120 so that they are connected to each other, and the driving wheel 112 is fastened to the fixing plate 132 so as to be driven. It is fixed.

In addition, the vertical frame 122 is further provided with a pair of handles (122a), the handle (122a) is formed of a vertical frame 122 provided on the rear portion.

Therefore, the guardian can move the wheelchair 100 using the handle 122a.

On the other hand, the frame portion 110 is preferably formed in a rectangular shape, but various other shapes, that is, it is possible to form a variety of shapes, such as forming one side of the vertical frame 122 inclined or curved.

In addition, the brake lever 116a is fastened and fixed to both sides of the upper frame 124 to fix / release the driving wheel 112.

In addition, the lower frame 120 is provided with a pair of second auxiliary wheels 140 to protrude in the opposite direction provided with the first auxiliary wheel 114.

In addition, the boarding unit 210 is installed in the frame unit 110 so that a user using the wheelchair 100 can use the vehicle in a standing position after boarding.

Here, the boarding unit 210 is provided with a fixed frame 212 fixed to the support frame 128 provided on both sides, the support member for fastening and fixed to the fixed frame 212 to support the front of the user ( 214 is provided.

At this time, the support member 214 is provided with a guide member 214a fixed to the fixed frame 212, the support member 214 is fastened to the guide member 214a so as to be slidable.

Accordingly, by adjusting the height of the support member 214 by raising or lowering the support member 214 on the guide member 214a to fit the body of the user, such as the height of the user boarding the 210, the support member 214 The upper part can be positioned on the user's chest so that the wheelchair can be comfortably and safely used.

Further, the predetermined distance is spaced apart in the rear direction of the support member 214 is fixed by the hinge 218b to be opened and closed to the support frame 128 to the user's operation formed in the rear so that the boarding space 216 is formed. A door frame 218a is provided, and the door 218 is slidably fastened to the door frame 218a.

At this time, the door peek 218a of the door 218 is provided with a first binding member 218c, the first binding member 218c is provided in the opposite direction provided with the hinge 218b, the first binding member A second binding member 218d is formed on the support frame 128 so as to correspond to 218c and the first binding member 218c is bound / released.

Therefore, the door 218 is opened to the wheelchair 100 and the door 218 is closed after the user boards the boarding unit, and the door 218 is lifted from the door frame 218a to raise the height according to the user's body. By adjusting, the user can use the wheelchair 100 safely and comfortably.

In addition, the upper frame 124 located in the boarding space 216 is provided with a space control unit 220 to support the user by adjusting the interval according to the space of the boarding space 216, that is, the sides of the user. do.

Here, the space adjusting unit 220 is provided with a fixing bar 222 fixed to the inner side of the upper frame 124, the guide member 224 is fastened and fixed to the lower portion of the fixing bar 222, the guide A slide member 226 coupled to the member 224 to perform a slide operation is coupled and fixed, and a side plate 228 fastened to the slide member 226 to support both sides of the user is provided.

At this time, the side plate 228 is provided with a pair of guide bars 228a to correspond to each other on the fixed bar 222, the side plate 228 is fastened and fixed to the guide bar 228a so that the wheelchair (100) It is possible to adjust the height by raising or lowering the side plate 228 to fit the body of the user using.

Further, a bolt 229 for fastening the slide member 226 to the lower end of the guide member 224 is fastened and fixed.

In addition, the slide bar 227 is provided to support the lower side of the side plate 228, the slide bar 227 is fastened and fixed to the support frame (128).

In addition, the upper end of the lower frame 120, that is, the boarding space 216 is provided in a position where the footrest 230 is provided to the user of the wheelchair 100 is provided, the upper portion of the footrest 230 It is further provided with a foot spacing control unit 232 that can adjust the spacing according to the user foot spacing of the wheelchair (100).

Here, the foot spacing control unit 232 has a long groove 230a is formed in the footrest 230, a pair of foot support plate (234a) formed in the upper end of the long groove 230a corresponding to each other ( 234 is provided.

Furthermore, a second fixing tool 236 having a fitting hole 236a formed in the long groove 230a of the scaffold 230 is provided, and the first fixing tool 234a and the second fixing tool 236 are bolts 238. It is fastened and fixed by).

Therefore, the foot support plate 234 is slid in the long groove 230a of the foot plate 230 by the termination of the bolt 238, and after fixing the interval of the foot support plate 234 is tightened by fixing the bolt 238 again If you do so is adjusted according to the foot spacing, the physical condition of the user.

On the other hand, the support member 214, the door 218 and the side plate 228 of the boarding unit 210, the cushion member 214b (218e) (228b) in the direction in which the user is in contact with the user's body when boarding It is further provided.

In addition, a driving unit 310 installed in the frame unit 110 to drive the driving wheel 112 is provided.

Here, the driving unit 310 is mounted to correspond to each other on both sides of the outer side of the support frame 128, the driving handle 312 is provided to be located outside the boarding space 216 of the boarding portion 210, A first sprocket 316 is provided on the same shaft 314 of the driving handle 312.

Further, the second sprocket is connected to each other by the chain 317 fastened to the first sprocket 316, the second sprocket integrally formed on the inner side of the same shaft (112a) of the drive wheel 112 fastened to the fixed plate 132 318 is provided.

Accordingly, the driving handle 312 can be rotated to selectively change the direction by selectively rotating the driving handle 312 provided at both sides.

Referring to the working relationship for the wheelchair according to the invention configured as described above are as follows.

7 is a view showing the working relationship of the wheelchair according to the present invention.

As shown in the wheelchair 100 of the present invention, first, after the user opens the door 218 and boards the boarding space 216, closes the door 218, and the first and second binding members 218c. Lock the door 218 using 218d.

Then, the height of the support member 214, the door 218 and the side plate 228 is adjusted to match the user's body assist.

At this time, after adjusting the height of the support member 214, the door 218 and the side plate 228, although not shown in the drawing, the support member is height-adjusted using a fixing means that is commonly used, that is, a fixing bolt, etc. 214 and door 218 and side plate 228 are prevented from flowing.

In addition, the user using the wheelchair 100 adjusts the side plate 228 of the space adjusting unit 220 provided in the boarding space 216 before boarding the wheelchair 100 or after boarding the wheelchair 100. Adjust the gap of the side plate 228 to fit the user's body.

That is, the bolt 229 provided at the lower portion of the guide member 224 is loosened and the gap between the pair of side plates 228 is adjusted using the slide member 226, and then the bolt 229 is tightened to slide the member 226. When fixed to the guide member 224, the space adjustment of the boarding space 216 is completed according to the body of the user boarding the boarding space 216.

In addition, before or after boarding the wheelchair 100 is to adjust the interval of the foot support plate 234, the adjustment of the spacing of the foot support plate 234 first loosening the bolt 238, the second fixture ( When the first fixing tool 234a fixed in close contact with the 236 becomes free to flow, and in this state, the foot support plate 234 is moved on the long groove 230a to adjust the user's foot spacing, and then tighten the bolt 238 again. The first fixture 234a and the second fixture 236 are firmly fixed while being in close contact with each other.

As such, by living in the wheelchair 100 in a state in which the space of the boarding unit 216 and the space of the foot are adjusted according to the physical condition of the user who rides in the wheelchair 100, the wheelchair 100 can be used comfortably and safely. It becomes possible.

Meanwhile, by providing cushion members 214b, 218e, and 228b on the support member 214, the door 218, and the side plate 228 of the boarding space 216, the body of the user who uses the wheelchair 100. That is, it is possible to protect the user's body in contact with the wheelchair 100.

In addition, when the wheelchair 100 is used by the second auxiliary wheel 140 on the lower frame 120, the wheelchair 100 may fall backward, and thus the overturn of the wheelchair 100 may be prevented.

In this case, the second auxiliary wheel 140 is not always in contact with the ground, but is spaced apart from the ground at regular intervals.

By using the user standing in the wheelchair 100 as described above, it is possible to prevent physical damage and pressure sores of the body function such as muscle strength lowering, intestinal dysfunction, deterioration of blood circulation, which occur when sitting and sitting for a long time. It becomes possible.

In addition, a handle 122a is further provided at the rear portion of the wheelchair 100 so that a user may drive the wheelchair 100 using the handle 122a without the user directly driving the wheelchair 100.

In the above, a preferred embodiment of a wheelchair according to the present invention has been described, but the present invention is not limited thereto, and various modifications can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. This also belongs to the scope of the present invention.

The present invention relates to a wheelchair, and more particularly, by using a wheelchair in an upright state, physical damage and pressure sores of the body function such as muscle weakness, intestinal dysfunction, and deterioration of blood circulation caused by sitting for a long time It is about a wheelchair to prevent.

1 is a perspective view of a conventional wheelchair.

Figure 2 is a perspective view of a wheelchair according to the present invention.

Figure 3 is a side view of a wheelchair in accordance with the present invention.

Figure 4 is a front view showing a wheelchair according to the present invention.

Figure 5 is an enlarged perspective view of the main portion showing the space control of the present invention.

Figure 6 is a view showing a foot spacing control unit of the present invention.

7 is a view showing the working relationship of the wheelchair according to the present invention.

[Description of Symbols for Main Parts of Drawing]

100: wheelchair 110: frame part

112: driving wheel 112a, 314: shaft

114, 140: first auxiliary wheel 116: brake

116a: brake lever 120: lower frame

122: vertical frame 124: upper frame

126: storage space 128: support frame

130: support bar 132: fixed plate

210: boarding portion 212: fixed frame

214: support member 214b, 218e, 228b: cushion member

216: boarding area 218: door

218b: Hinge 218c, 218d: First and second binding members

220: space control unit 222: fixed bar

224: guide member 226: slide member

228: side plate 229, 238a: bolt

230: scaffolding 230a: long groove

232: foot interval control unit 234: foot support plate

234a, 236: 1st, 2nd fixed mouth 236a: fitted ball

310: driving unit 312: driving handle

316, 318: 1st, 2nd sprocket 317: chain

Claims (13)

A frame part equipped with a driving wheel, a first auxiliary wheel and a brake, It is installed on the frame part and maintains the user standing up, the support member is fixed to the support frame of the frame part, spaced apart to the rear of the support member to the support frame of the frame portion formed on the rear to form a boarding space portion The board is provided with a door, and a boarding part provided with a scaffold on the lower frame of the frame part, It is located in the boarding space is fixed to the inside of the upper frame is provided with a fixed bar formed with a guide member at the bottom, the slide member is provided to be slid to the guide member of the fixed bar is provided, is fastened to the slide member to both sides of the user It is provided with a side plate for supporting, the space adjusting unit is provided with a slide bar for supporting the lower portion of the side plate, The wheelchair, characterized in that consisting of a drive unit for driving the drive wheel is installed on the frame. The method of claim 1, The frame portion is provided with a lower frame on which the first auxiliary wheel is mounted, The vertical frame is formed to face upwards at each corner of the lower frame, The upper frame is provided on the upper portion of the vertical frame, The wheelchair is provided between the vertical frame, characterized in that the support frame is provided between the driving wheel is mounted between the vertical frame. The method of claim 2, Wheelchairs, characterized in that the storage space is provided on the front portion of the upper frame for storing things. The method of claim 2, Wheel chair, characterized in that the inner side of the support frame is further provided with a support bar for supporting the user's legs. The method of claim 2, Wheel chair, characterized in that the lower frame is further provided with a second auxiliary wheel in the opposite direction provided with the first auxiliary wheel. delete The method of claim 1, The door is provided with a first binding member, the wheelchair characterized in that the second binding member is provided on the support frame to bind the first binding member. delete delete The method of claim 1, Wheelchair, characterized in that the upper end of the footrest is further provided with a foot interval adjusting unit for adjusting the interval. The method of claim 10, The foot spacing control unit has a long groove is formed on the foot plate, a first fixing tool is formed located on the upper end of the long groove is provided with a pair of foot support plate to correspond to each other, Corresponding to the first fastener, but is provided with a second fastener formed in the fitting hole is located in the lower portion of the footrest to fit in the long groove, Wheeled to the first fixture is fixed to the second fixture with a bolt, the wheelchair is characterized in that the bolt is provided so that the foot support plate slides by loosening and tightening the bolt. The method of claim 1, The driving unit is mounted to correspond to both sides of the support frame outer side of the frame portion, the driving handle is provided to be located outside the boarding space portion of the boarding portion, The drive handle is provided with a first sprocket, Wheel chair, characterized in that the second sprocket is provided on the driving wheel of the frame portion to be connected to each other by the first sprocket and the chain. The method of claim 1, Wheelchair, characterized in that the support member and the door and the side plate is further provided with a cushion member.

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