JP2007082883A - Wheel cleaning apparatus for wheelchair - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an automatic wheel cleaning apparatus for speedily cleaning a wheel tire part where dirt at a surface layer has been conventionally shaved by using a metal brush etc. and a large amount of labor has been required. <P>SOLUTION: Wheels of a wheelchair are brought into contact with a wheel roller rotated by a driving device to be rotated simultaneously. Bobbin-shaped rotating brushes having U-shaped grooves having an opening width equal to or wider than a wheel width are made to face a wheel tire cleaning position, and the rotating brushes are reciprocated in an axial direction at need so as to also clean the side faces of wheel tire parts with the U-shaped grooves of the rotating brush, so that nearly the whole periphery of the wheel tire parts can be cleaned. Moreover, the apparatus is especially formed to be adapted to the forms and sizes of the wheel chair flexibly. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention is directed to removing dirt adhered to a wheel tire portion of a wheelchair, and more particularly to a wheel cleaning device capable of cleaning not only a ground contact surface of a wheel tire portion but also a side surface of the wheel tire portion.

  For wheelchairs that are handicapped and elderly people are widely used so far, cleaning and disinfection have been neglected, and only dirt that has become conspicuous is washed away, so wheelchairs should be released for disabled people Despite being a necessity that cannot be used, it is often used in an unsanitary state where dirt is always attached.

On the other hand, since the enforcement of the Long-term Care Insurance Law, the use of rental wheelchairs that can be used with a small expense has been rapidly expanding and has become a major product in the welfare rental industry.
Also, rental companies are obligated to lend welfare-related products that have been rented and returned for a certain period of time after returning to a high level of hygiene, and many rental companies are responsible for cleaning and disinfecting these welfare products. Is devoted.

  In addition, because of the demands of users and the need for differentiation from other companies in the same industry, there is a need for improved levels of cleaning and disinfection. Cleaning and disinfection facilities that can achieve this stably and streamline operations Has begun to be introduced.

  In the case of a wheelchair, examples of particularly dirty places include the vicinity of the seat surface and armrests where dirt due to spilling, vomiting or incontinence tends to accumulate, and the wheel tire part in a wheelchair used outdoors. Even in the case of manual cleaning, the former dirt can be removed relatively easily, but the dirt on the wheel tire part has penetrated into the rubber or resin surface of the tire. Is very labor intensive.

  At the rental wheelchair cleaning site, it is necessary to clean the wheelchair with a metal brush while spraying the detergent to the extent that it takes a long time to scrape the skin, and it accounts for the majority of the entire wheelchair cleaning time.

  There are wheel cleaners for the purpose of cleaning wheels, but they are designed to lightly remove mud on the surface when wheelchairs used outdoors are put into the facility. It is not intended to remove dirt that has entered the surface layer of tire rubber or resin material. Also, there is no washing machine that cleans the side of the wheel tire to the same extent as a new one.

As for the wheel cleaning technology, some of the prior arts for removing the surface contamination of the wheelchair wheel as described above is found to some extent. Has never been proposed.
JP-A-7-313945 JP-A-8-308879 JP-A-10-337542 JP 2004-136867 A

  The present invention has been made in view of the above circumstances, and the object of the present invention is related to the cleaning of wheel tire parts that conventionally used a metal brush or the like and had to scrape off the dirt on the surface layer with much effort. Another object of the present invention is to provide a fully automatic wheel cleaning apparatus capable of cleaning in a short time.

  In order to solve the above-mentioned problems, the invention according to claim 1 is that a rotary brush for cleaning a wheel tire part of a wheelchair is configured to perform a cleaning operation by rotating in a state containing a cleaning liquid, and the rotary brush itself is a wheel. The present invention relates to a wheelchair wheel cleaning device characterized by having a bobbin shape having a U-shaped groove having a depth corresponding to the width of the wheel tire portion and a depth extending to the side surface portion of the tire portion.

  According to a second aspect of the present invention, the rotary brush type cleaning unit for cleaning the wheel tire part of the wheelchair has a U-shaped groove shape having an opening width wider than the wheel tire width, and the cleaning unit is arranged on the rotating shaft of the rotary brush by a driving device. The wheel cleaning device for a wheelchair according to claim 1, wherein the brush is reciprocated to a position in which the side surface of the brush contacts both side surfaces of the wheel tire portion in the axial direction.

  According to a third aspect of the present invention, the rotary brush cleaning unit is configured to reciprocate in the axial direction of the rotary shaft of the rotary brush by a driving device to a position where the side surface of the brush contacts both side surfaces of the wheel tire unit. The direction is switched by means for detecting an operation setting time or a wheel position set in advance in accordance with the width of the wheel, and the wheel washing device for a wheelchair according to any one of claims 1 to 2. is there.

  The invention according to claim 4 is equipped with a wheel roller that is rotated by a driving device at a position that simultaneously contacts the front wheel and the rear wheel of the wheelchair, and by rotating the wheel roller, the front wheel and the rear wheel are simultaneously rotated by the contact friction. The wheel cleaning device for a wheelchair according to any one of claims 1 to 3, wherein the wheel cleaning device is configured so as to be configured.

  The invention according to claim 5 is provided with a support for supporting the rear wheel of the wheelchair separately from the wheel roller, and provided at its upper end with a slide roller that can rotate with respect to the rotating shaft. 5. The wheelchair wheel cleaning device according to claim 1, wherein the wheel cleaning device is tilted so as to hit a portion close to the inner surface.

  According to a sixth aspect of the present invention, a rotating brush type cleaning part for cleaning the front tire part and a rotating brush type cleaning part for cleaning the rear tire part are respectively mounted on a support arm part composed of two parts, and these support arms The parts are connected so as to be rotatable at the rotating shaft part of the wheel roller, and these support arms are connected by a spring at a position where the support part is lifted upward while rotating slightly with the connecting part as a fulcrum. The wheel cleaning device for a wheelchair according to any one of claims 1 to 5.

  The invention of claim 7 is a cleaning tank designed to store a cleaning liquid in a rotating brush type cleaning part for cleaning a wheel tire part and a wheel roller part for rotating a wheel of a wheelchair. In this case, the wheelbrush wheel washing apparatus according to any one of claims 1 to 6, wherein the rotary brush type washing unit is configured to be in a position to be immersed in the washing liquid.

  The invention according to claim 8 is configured so that the cleaning effect is exhibited by directly applying or dropping the cleaning liquid on the rotating brush without immersing the cleaning liquid in the cleaning tank as a means for including the cleaning liquid in the rotating brush. The present invention relates to a wheelchair wheel cleaning apparatus according to any one of claims 1 to 7.

  The invention according to claim 9 is characterized in that a lever that pushes down a support arm that mounts a rotating brush-type cleaning unit that cleans the rear tire portion is integrally formed with the apparatus. The present invention relates to a wheelchair wheel cleaning device according to any one of the above.

The present invention is implemented by the means described above, and has the following effects.
That is, in the wheel cleaning device for a wheelchair according to the present invention, by rotating the wheel roller by the driving device, the front wheel and the rear wheel of the wheelchair contacting the drum are simultaneously rotated at a relatively slow speed, and By contacting the front and rear wheels with a bobbin-shaped brush having a U-shaped groove with the same or slightly wider opening width than the wheel tire width, and rotating the brush with a drive unit, The present invention relates to a means capable of reliably cleaning not only the ground contact surface but also the side surface portion so as to wrap the tire portion.

  Also, with respect to a method of flexibly handling when the width of the wheel tire portion is different, a bobbin-shaped brush having a U-shaped groove having a slightly wider opening width than the wheel width is brought into contact with the brush, and the brush is driven. In addition, the driving device can automatically reciprocate the U-shaped inner side surface of the brush in the direction of the rotation axis of the brush until it contacts the side surface of the wheel tire. In addition, the side portions can be reliably cleaned.

  In addition, even if the wheelchair shape is different, just set the wheelchair after adjusting the position of the brush to the left and right widths of the front and rear wheels of the wheelchair by driving the motor for moving the rotating brush. Since the brush comes in contact with the wheel tire part naturally, adjustment work is reduced, and almost all adjustment work is required when washing the same type of wheelchair continuously. It has a feature that does not.

  Furthermore, the position where the rotating brush cleans the wheel tire is located below the wheel tire portion, and if the cleaning operation is performed in the cleaning liquid, the cleaning agent and dirt splashes that are a problem during the cleaning operation will be generated. It has effects such as no scattering.

  Embodiments and operations of the present invention will be described with reference to the drawings.

  As shown in FIGS. 1, 2 and 3, the wheel cleaning device includes a cleaning tank for storing the entire unit and storing cleaning liquid, a wheel roller driving unit for rotating a wheel of a wheelchair, and a brush for cleaning the front wheel. Front wheel rotating brush drive and moving unit for rotating and moving, rear wheel rotating brush driving and moving unit for rotating and moving rear wheel cleaning brush, and sliding roller part for supporting rear wheel Has been.

Specifically, the configuration of each unit will be described with reference to the drawings.
As shown in FIGS. 1, 2 and 3, the washing tank 1 is configured to ensure sealing so that liquid does not leak, and support portions 34, 35 of the wheel roller rotating shaft 4 are provided on the two surfaces facing this side wall, On the bottom surface of the cleaning tank 1, four support arm columns 17 and two sliding roller columns 23 supporting the front and rear wheel brush rotating and moving units are incorporated.

  Next, the wheel roller drive unit supports the wheel roller rotating shaft 4 that is connected and fixed so as to be the rotating shaft of the two cylindrical wheel rollers 2 between the facing side walls of the cleaning tank 1, The wheel roller rotating shaft 4 is rotated by a wheel roller driving motor 3 attached to the outside of the side wall of the cleaning tank 1.

  Further, the front wheel rotary brush driving and moving unit has a support arm A19 rotatably connected to the wheel roller rotary shaft 4 at four locations, a brush rotary shaft 11 for rotating the brush 12, and feed screw portions at both ends. The provided slide screw 10 and the guide shaft 38 for supporting the slide arm 10 are incorporated, and the slide arm 10 fixedly connected to the screw nut 37 screwed into the feed screw portion of the feed screw shaft 9 is mounted on the brush rotating shaft 11. In addition, a through hole is provided in a portion that is connected to the brush 12 and through which the guide shaft 38 passes, and the guide shaft 38 functions as a guide rail of the slide arm 10.

  The brush rotating shaft 11 is fixedly connected to a sprocket D16 that passively passes the rotational power of the brush driving motor 13 and the brush 12 receives rotational power from the brush rotating shaft 11 and is provided on the brush rotating shaft 11. A rotation stopper is fixed to the slit hole 39 so as to be movable in the axial direction within the range of the slit hole 39.

  Next, the feed screw shaft 9 is fixedly connected with a sprocket B8 that passively passes the rotational power of the rotary brush moving motor 5, and the slide arm 10 is screwed into the feed screw portion via a screw nut 37. .

  As described above, since the rotary brush driving and moving unit for the front wheels is configured, the rotational power of the brush driving motor 13 is rotated by the brush rotating shaft 11 and the brush 12 via the sprocket D16. On the other hand, since the rotational power of the rotary brush moving motor 5 rotates the feed screw shaft 9 via the sprocket B8, it is fixed integrally with the screw nut 37 by the movement of the screw nut 37 screwed into the feed screw portion. The slide arm 10 is also moved. With this mechanism, the brush 12 connected to the slide arm 10 operates to slide on the brush rotation shaft 11 in the axial direction.

  Here, if the motor 5 for rotating brush movement is selected so that it can rotate in the forward and reverse directions, the brush is moved by a necessary distance in the necessary direction by operating the power source of the rotating brush moving motor 5. It is possible to make it.

  Similarly, the configuration and operation mechanism of the rotating brush driving and moving unit for the rear wheel is exactly the same as the rotating brush driving and moving unit for the front wheel.

  The support arm A19 incorporating the rotating brush driving and moving unit for the front wheel and the supporting arm B20 incorporating the rotating brush drive and moving unit for the rear wheel, which are configured as described above, are provided on the wheel roller rotating shaft 4 respectively. The two support arms are connected to each other by a connection spring 21 while being connected so as to be rotatable at a location.

  The brush drive motor 13 is mounted on a bracket 44 that is integrally fixed to one corner of the support arm A19, and the front and rear wheels are covered by this single motor.

  Finally, the sliding roller portion for supporting the rear wheel is provided on the top of the two sliding roller columns 23 fixed to the bottom of the cleaning tank 1, and the position of the sliding roller 26 according to the size of the wheel. A spring mechanism is provided on the support portion of the sliding roller 26 so as to move up and down, and the pair of left and right sliding rollers 26 has a U-shape with respect to the wheelchair 32 as shown in FIG. It is configured to be tilted so as to hit a certain angle with respect to 41.

  Next, embodiments of the present invention will be described in detail for each claim as follows.

  First, in the invention of claim 1, the shape of the brush 12 for cleaning the tire portions 40, 41 of the front wheel 30 and the rear wheel 31 of the wheelchair 32 shown in FIG. 4 is substantially the same as that of the wheel tire portions 40, 41 as shown in FIG. Since it has a bobbin shape with a groove 42 having a depth and width to be wrapped, when the brush 12 is rotated around the brush rotation shaft 11 while slowly rotating the front wheel 30 and the rear wheel 31, the brush 12 has wheel tire portions 40, 41. It is a mechanism that can clean almost the whole of it at the same time.

  In the invention of claim 2, the shape of the brush 12 for cleaning the tire portions 40, 41 of the front wheel 30 and the rear wheel 31 of the wheelchair 32 shown in FIGS. 1, 2 and 3 is wider than the wheel width as shown in FIG. 5. A shape having a wide U-shaped groove 42 is used, the brush is rotated around the central axis 43 to clean the contact portions of the wheel tire portions 40 and 41, and the rotational position of the brush 12 is set to the central axis of the brush 12. In the direction of 43, the brush 12 is configured to reciprocate at a predetermined time interval until the side surface of the brush 12 contacts the side surface of the wheel tire portion 40, 41. As a means for moving the position of the brush 12, as shown in FIGS. 1, 2, and 3, the rotation operation of the rotary brush moving motor 5 is performed by rotating the feed screw shaft 9 through the transmission chain A7 by the sprocket A6. The operation is such that the slide arm 10 is reciprocated by a feed screw mechanism and the brush 12 connected thereto is moved in the direction of the central axis 43.

  Thus, if the washing | cleaning part of the wheel tire parts 40 and 41 is comprised, if the front wheel 30 and the rear-wheel 31 of the wheelchair 32 will be rotated at comparatively slow speed by another drive device, the front wheel 30 and the rear-wheel 31 will become. The wheel tire portions 40 and 41 are cleaned within a few rotations. In addition, by selecting and using the material of the brush 12 from synthetic fiber, synthetic resin, soft metal, stainless steel, etc., it is possible to clean the wheel tire portions 40 and 41 according to dirt.

  In the invention of claim 3, as shown in the embodiments of FIGS. 1, 2, 3 and 5, the slide arm 10 is reciprocated so that one of the side faces of the U-shaped groove 42 of the brush 12 , 41 is reversed after contacting one of the side surfaces of the brush 41, and the other side surface portion of the U-shaped groove 42 of the brush repeats a series of operations that are further reversed after contacting the other side surface of the wheel tire portions 40, 41. As means for determining the timing of the reversal operation, there are a time setting means and a means for detecting and controlling the positions of the tire portions 40 and 41 by the wheel position sensor 33.

  In the time setting method, it is only necessary to provide a time adjustment unit that can set the reciprocation time in advance according to the wheel tire width. On the other hand, in the method using the wheel position sensor 33, the wheel position sensor is positioned at a position corresponding to the wheel tire width. It is sufficient to attach a restriction 33 to the movement range of the brush in this way, and it is possible to realize a continuous reciprocating movement at an appropriate position by a relatively simple method.

The invention of claim 4 is a means for rotating the front wheel 30 and the rear wheel 31 at a relatively slow speed so that the brush 12 can clean the entire front and rear tire portions 40, 41 evenly. 1, 2 and 3, as shown in the embodiments of FIGS. 1, 2 and 3, the cylindrical wheel provided with the support portion A35 and the support portion B36 of the wheel roller rotating shaft 4 on the side wall of the cleaning tank 1 containing the cleaning liquid 29. The roller 2 is rotated at a relatively slow speed by a wheel roller driving motor 3 of a wheel roller rotating shaft 4 provided outside the cleaning tank 1, and both the front wheel 30 and the rear wheel 31 of the wheelchair 32 are rotated by the wheel roller. 2 is provided at a position in contact with 2.

Therefore, the front wheel 30 and the rear wheel 31 can be simultaneously and reliably rotated with a simple configuration of one drive device.

  The invention of claim 5 relates to means for supporting the rear wheel 31 of the wheelchair 32 together with the wheel roller 2 and for controlling the movement so that the wheelchair 32 is located in the center of the wheel washing device. As shown in FIGS. 1, 2, and 3, the sliding roller 26 is provided on the opposite side of the wheel roller 2 with respect to the vertical line of the rear wheel 31, and the position of the sliding roller 26 moves up and down according to the size of the rear wheel 31. As shown in FIG. 3, the pair of left and right sliding rollers 26 has a certain angle with respect to the rear wheel tire portion 41 so as to form a square shape with respect to the wheelchair 32. It is configured to tilt to hit.

  When the front wheel 30 and the rear wheel 31 of the wheelchair 32 are rotated by the wheelchair 32 as in the present invention, depending on the imbalance of the shape of the wheelchair 32 and the state of the rear tire portion 41, the wheelchair 32 may be shifted in the left or right direction There may be a movement to say.

  At this time, the pair of left and right sliding rollers 26 are tilted so as to hit the rear wheel tire portion 41 with a certain angle so as to form a square shape with respect to the wheelchair 32, and are thus supported by the sliding rollers 26. When the rear wheel 31 rotates, the left and right rear wheels 31 try to move toward each other in a sliding direction, and the rear wheel 31 of the wheelchair 32 has an effect of being constrained so as to be positioned approximately at the center of the wheel cleaning device. Is.

  The invention of claim 6 is configured such that the wheel tire washing part is positioned at the tire part 40, 41 of the wheelchair 32 only by placing the wheelchair 32 on the apparatus, and examples are shown in FIGS. As described above, the rotary cleaning unit for cleaning the front tire portion 40 and the motor for moving the rotary brush are mounted on the support arm A19, and the rotary cleaning unit for cleaning the rear tire portion 41 is mounted on the support arm B20. The support arm A19 and the support arm B20 are connected so as to be rotatable by the wheel roller rotating shaft 4. The support arm A19 and the support arm B20 are supported by a support column 17 provided in the cleaning tank 1 via a spring A18 that is a spring mechanism. Further, these two support arms 19 and 20 are connected by a connection spring 21.

  When the wheelchair 32 is placed on the cleaning device, the connection pulling 21 is extended by the weight of the wheelchair 32, so that the two support arms 19 and 20 rotate around the support arm connection portion 22. However, the front wheel brush 12 and the rear wheel brush 12 ′ are pushed down by the front wheel 30 and the rear wheel 31, respectively, and can be flexibly adapted to the size of the rear wheel 31 of the wheelchair 32.

  As shown in the embodiment of FIGS. 1, 2 and 3, the invention of claim 7 is a rotary cleaning section for cleaning the wheel tire sections 40, 41, a wheel roller 2 for rotating the front wheel 30 and the rear wheel 31, and a wheelchair 32. If the front wheel 30 and the rear wheel 31 are cleaned in such a position that they are immersed in the cleaning liquid 29, it is possible to suppress scattering of the cleaning liquid 29 and dirt, which become a problem during tire cleaning.

  In the invention of claim 8, as a method of supplying the cleaning liquid 29 to the brush 12, there is a method of immersing a part of the brush in the stored cleaning liquid 29 and getting it wet, as in the embodiments shown in FIGS. However, in this claim, there is a method for supplying the cleaning liquid 29 to the brush 12 by the cleaning agent supply device or a method for supplying the cleaning liquid 29 to the brush 12 by bringing the brush 12 into contact with the sponge roller part containing the cleaning liquid 29. Is. As a feature of this method, the cleaning tank 29 can be reduced in size, and it is considered to be particularly effective in reducing the weight of the apparatus, reducing the cost of components, and reducing the amount of the cleaning liquid 29 used.

  The invention of claim 9 shows an example of a lever 45 attached to the cleaning tank 1 as shown in the embodiments of FIGS. 1, 2 and 3, and by operating the lever 45, the support arm B20 is moved. In order to place the wheelchair on the apparatus, the front wheel 31 is washed when the front wheel 30 of the wheelchair 32 enters the inside of the outer frame of the washing tank 1 using the slope 34 in order to place the wheelchair on the apparatus. This has the effect of temporarily lowering these members downward so as not to interfere with the members configured inside the tank 1.

It is a partial cross section top view about one Example of embodiment of this invention. It is a partial cross section side view about the same as the above. It is a partial cross section front view about the same as the above. It is the schematic which shows an example of the mechanism of the wheel tire washing | cleaning by the brush about the same as the above. It is the schematic which shows the other Example of the mechanism of the wheel tire washing | cleaning by a brush about the same as the above. It is the schematic which shows the structure and operation | movement of a support arm part about the same as the above. (Before putting a wheelchair) It is the schematic which shows the structure and operation | movement of a support arm part about the same as the above. (Wheelchair in a state)

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cleaning tank 2 Wheel roller 3 Wheel roller drive motor 4 Wheel roller rotation shaft 5, 5 'Rotary brush movement motor 6, 6' Sprocket A
7, 7 'Transmission chain A
8, 8 'Sprocket B
9, 9 'Feed screw shaft 10, 10' Slide arm 11, 11 'Brush rotation shaft 12, 12' Brush 13, 13 'Brush drive motor 14, 14' Sprocket C
15, 15 'Transmission chain B
16, 16 'Sprocket D
17 Support pillar 18 Spring A
19 Support arm A
20 Support arm B
21 Connecting spring 22 Support arm connecting portion 23 Slide roller support 24 Spring B
25 Rotating shaft of sliding roller 26 Sliding roller 27 Sliding roller connecting plate 28 Support arm lever 29 Cleaning fluid 30 Front wheel 31 Rear wheel 32 Wheelchair 33 Wheel position sensor 34 Slope 35 Support part A
36 Support B
37, 37 'Screw nut 38, 38' Guide shaft 39, 39 'Slit hole 40 Front wheel tire part 41 Rear wheel tire part 42 Groove 43 Center shaft 44 Bracket 45 Adjustment leg

Claims (9)

A rotary brush for cleaning a wheel tire part of a wheelchair is configured to perform a cleaning operation by rotating in a state containing a cleaning liquid, and the rotary brush itself has a depth extending to a side part of the wheel tire part and at least a width of the wheel tire part. A wheelchair wheel washer having a U-shaped groove with a width corresponding to The rotating brush type cleaning unit that cleans the wheel tire part of a wheelchair has a bobbin shape with a U-shaped groove wider than the wheel tire width, and the cleaning unit is driven in the axial direction of the rotary shaft of the rotating brush by a driving device. The wheel cleaning device for a wheelchair according to claim 1, wherein the brush is reciprocated to a position where the side surface of the brush contacts both side surfaces of the wheel tire portion. The rotating part brush type cleaning part is configured to reciprocate in the axial direction of the rotating shaft of the rotating brush by the driving device to a position where the side surface of the brush contacts the both side surfaces of the wheel tire part. The wheel cleaning device for a wheelchair according to claim 1, wherein the wheel cleaning device is switched by means for detecting an operation setting time or a wheel position set together. It is equipped with a wheel roller that is rotated by a driving device at a position that simultaneously contacts the front wheel and the rear wheel of the wheelchair, and by rotating the wheel roller, the front wheel and the rear wheel are simultaneously rotated by the contact friction. The wheelchair wheel cleaning apparatus according to any one of claims 1 to 3. A support for supporting the rear wheel of the wheelchair is provided separately from the wheel roller, and at the upper end thereof, a slide roller that can rotate with respect to the rotation shaft is provided, and the slide roller hits a portion of the rear wheel that is slightly closer to the inner surface. The wheel washing apparatus for a wheelchair according to any one of claims 1 to 4, wherein the wheel washing apparatus is inclined to the wheel. A rotating brush type cleaning part for cleaning the front wheel tire part and a rotating brush type cleaning part for cleaning the rear wheel tire part are respectively mounted on a support arm part made up of two parts, and these support arm parts are the rotating shafts of the wheel rollers. 6. The structure according to claim 1, wherein the support arms are connected so as to be rotatable, and the support arms are connected by a spring at a position where the support arms are lifted upward while rotating slightly with the connection part as a fulcrum. A wheelchair wheel cleaning device according to any one of the above. A rotating brush type cleaning unit that cleans the wheel tire part and a wheel roller unit that rotates the wheel of a wheelchair is a rotating brush type when the cleaning liquid is supplied to a predetermined level in a cleaning tank designed to store the cleaning liquid. The wheelchair wheel cleaning apparatus according to any one of claims 1 to 6, characterized in that the cleaning section is positioned to be immersed in the cleaning liquid. The means for including the cleaning liquid in the rotating brush is configured to exhibit a cleaning effect by directly applying or dropping the cleaning liquid on the rotating brush without immersing the cleaning liquid in the cleaning tank. A wheel cleaning device for a wheelchair according to any one of 1 to 7. The wheelchair according to any one of claims 1 to 8, wherein a lever that pushes down a support arm that mounts a rotating brush type cleaning unit that cleans a rear tire portion is integrally formed with the device. Wheel cleaning device.

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