JP2016158864A - Care wheelchair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a care wheelchair which facilitates smooth transfer to an automobile seat, a bed, etc., for a person having difficulty in walking unassisted and which is also simply structured.SOLUTION: The care wheelchair includes a seat surface sheet and a backrest surface sheet that are connected with each other through hinges. The seat surface sheet can be vertically raised or lowered by lift means arranged under the seat surface sheet. By tilting means for tilting a backrest frame, the backrest frame can be made to take an arbitrary attitude from a nearly vertical attitude to a nearly horizontal attitude. Both the regulation of lateral positional deviation and the adjustment of the vertical positional relation between the backrest surface sheet and the backrest frame are made possible. The backrest frame is made adjustable in the vertical length by sliding the upper end side in the extending direction. The surface skin of the seat surface sheet and the backrest surface sheet is made of an easy-to-slide material having less frictional resistance. The foregoing configuration solved problems of the care wheelchair.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a care wheelchair, and further, by a caregiver who is difficult to move between a wheelchair and a destination such as a car seat or a bed by himself / herself, such as an elderly person, a disabled person, or a sick person. The present invention relates to a care wheelchair that facilitates transfer work between a car seat and a wheelchair.

Conventionally, nursing wheelchairs used by people who have difficulty walking on their own have been used.

  In addition, recently, a care wheelchair having a function of moving a person who is difficult to walk by himself / herself between a bed and a care wheelchair or between a car seat and a care wheelchair is disclosed in, for example, the present application. Invented by the inventor (see Patent Document 1). In Patent Document 1, a traveling vehicle body having a pair of left and right front wheels provided on both sides of a front portion of a vehicle body frame and a pair of left and right rear wheels provided on both sides of a rear portion of the vehicle body frame is disposed substantially horizontally with respect to a floor surface. A seat portion provided, a backrest portion provided behind the seat portion and connected so as to be tiltable from a position that rises substantially perpendicular to the seat portion to a position that is substantially flush with the seat portion; and on the seat portion The slide seat is arranged in a stretcher shape by tilting the backrest portion to a position that is substantially flush with the seat portion, and the backrest from the position on the seat portion. An assisting wheelchair is disclosed that is slidable in the front-rear direction of the traveling vehicle body to a position on the part.

JP 2013-5999 A

The wheelchair for nursing care described in Patent Document 1 exhibits an excellent effect that a person who is difficult to walk by himself / herself can be moved to a car seat by providing a slide seat movable in the front-rear direction. .

  However, the nursing wheelchair described in Patent Literature 1 has room for further improvement. For example, the slide seat is slid with a protrusion protruding from the lower end inserted through a through hole formed in the support bracket, so that the posture of a person who is difficult to walk by himself on the slide seat Depending on the case, the slide sheet may be inclined, and the protrusion and the through hole may interfere with each other and cannot be slid smoothly.

  In addition, the care wheelchair moves a person who is difficult to walk by himself / herself with the side end or the rear end adjacent to the car seat. When there is a difference in height, it is necessary to lift and move people who are difficult to walk on their own. Therefore, a great deal of labor is required.

  Furthermore, since a support metal fitting, a ball, and the like are required to move the slide sheet, the overall configuration becomes somewhat complicated.

The present invention was devised in view of these problems, and it is possible to move a person who is difficult to walk by himself / herself to a destination such as an automobile seat more smoothly and easily and has a simple configuration. The challenge is to provide a wheelchair.

  In the present invention, the vertical direction means the vertical direction when the backrest surface sheet 3 of the care wheelchair 1 is replaced with a vertical state, and the front-back direction means the backrest surface sheet 3 of the care wheelchair 1. It means the front-rear direction when it is replaced with the vertical state.

  The care wheelchair 1 according to claim 1 is a care wheelchair 1 including a seat surface sheet 2 in contact with a cared person's buttocks and thighs and a backrest sheet sheet 3 in contact with a back side of the cared person. Thus, the rear end of the seating surface sheet 2 and the front end of the backrest surface sheet 3 are connected via a hinge 4, and the seating surface sheet 2 is disposed below the seating surface sheet 2. The tilting means 51 for tilting the backrest frame 6 with the left and right lower ends of the backrest frame 6 disposed on the periphery of the backrest surface sheet 3 as the rotation center axis 52 allows the backrest to tilt. The frame 6 can be in an arbitrary posture from a substantially vertical posture to a substantially horizontal posture, and protrudes from the upper end side to the lower end side of the backrest frame 6 on the back side of the backrest sheet 3. Support plate member provided with elongated groove 31 0 and a displacement 32 in the left-right direction between the backrest surface sheet 3 and the backrest frame 6 by a fastener 32 that is inserted into the groove 31 and fastens the backrest surface sheet 3 and the support plate member 30. The positional relationship between the backrest surface sheet 3 and the backrest frame 6 can be fixed by the adjusted positional relationship, and the backrest frame 6 is an upper part. By inserting a part of the left and right sides of the substantially U-shaped frame 8 into the pipe-shaped left and right frames 21 as lower portions and sliding the substantially U-shaped frame 8, the back frame 6 can be moved in the vertical direction. The length can be adjusted, and the skin 25 of the seat surface sheet 2 and the backrest sheet 3 is made of a slippery material having a small frictional resistance.

  The wheelchair 1 for care according to claim 2 is disposed between the seat surface sheet 2 and the lift means 5 according to claim 1, and is arranged below the guide bar 11 in the vertical direction and the bottom surface of the seat surface sheet 2. A plate-like or bar-like backrest that has a length that can be brought into contact with the back surface of the backrest surface sheet 3. The seat surface raising / lowering guide member 9 provided with the surface reinforcing member 13 is provided.

  The nursing wheelchair 1 according to claim 3 is the nursing wheelchair 1 according to claim 1 or 2, wherein the skin 73 covering at least the back surface is made of a slippery material with little frictional resistance, and is placed on the upper surface of the seat surface sheet 2 to be cared for. A sliding cushion that can be used as a person's seat cushion and that can be easily slid on the upper surface of the seat sheet 2 and the upper surface of the backrest sheet 3 that is inclined with the cared person on it. 10 is provided.

  The care wheelchair 1 according to claim 1 can adjust the height of the seat surface seat 2 and adjust the inclination angle of the backrest surface seat 3 according to the height of the upper surface of the automobile seat 90 having different heights. be able to. For example, when the care recipient is transferred from the seat surface sheet 2 of the care wheelchair 1 onto the car seat 90, the height of the seat sheet 2 is made higher than the upper surface of the car seat 90, and the backrest sheet 3. When the caregiver can transfer the cared person with a light force, while the cared person is transferred from the car seat 90 onto the seat surface 2 In this case, the height of the seat surface sheet 2 is made lower than the upper surface of the automobile seat 90 and the seat surface sheet 2 side of the backrest surface sheet 3 is tilted so that the caregiver can take caregivers with a light force. Can be transferred.

  Further, the substantially U-shaped frame 8 portion of the backrest frame 6 can be slid in the extending direction so that the substantially U-shaped frame 8 can be placed deeply and firmly on the automobile seat 90, so the backrest sheet 3 It is possible to easily transfer between the top and the car seat 90 with a light force without holding the cared person.

  Since the skin 25 of the seat surface sheet 2 and the backrest surface sheet 3 is made of a slippery material with low frictional resistance, the cared person sitting on the seat cushion on the seat surface sheet 2 and the backrest surface sheet 3 or the seat cushion The cared person in the supine state can be easily moved with a light force by the caregiver pulling the cushion.

  Since the slide mechanism for transferring the care recipient is unnecessary, the configuration of the care wheelchair 1 can be simplified.

  Further, since the substantially U-shaped frame 8 at the upper end of the backrest frame 6 can be slid in the vertical direction, when the care recipient is transferred to the car seat 90 or the like, the backrest frame 6 is lengthened and the upper end of the backrest frame is increased. The side can be easily placed on the automobile seat 90, and when the caregiver pushes and moves the care wheelchair 1, the substantially U-shaped frame 8 at the upper end of the backrest frame 6 is slid vertically to shorten it. Since the upper end of the backrest frame 6 can be lowered in the height direction, the front of the caregiver can be easily seen without obstructing the field of view in front of the caregiver.

  The care wheelchair 1 described in claim 2 has the same effect as that of the invention described in claim 1, and reinforces support from below with respect to the connection portion between the seat surface sheet 2 and the backrest surface sheet 3. Therefore, there is an effect that the safety degree for preventing the damage of the hinge 4 which is a connecting means of the seat surface sheet 2 and the backrest surface sheet 3 is increased.

  The care wheelchair 1 described in claim 3 has the same effect as the invention described in claim 1 or 2 and is used in a state where the cared person is sitting or in a state where the cared person is supine. The sliding seat cushion 10 having a back surface made of a slippery material 73 made of a slippery material having a low frictional resistance is similarly applied to the seat surface sheet 2 having an upper surface made of a slippery material 25 made of a slippery material having a low frictional resistance. Since the caregiver pulls and slides the sliding cushion 10 on the backrest sheet 3, the care receiver can be moved extremely lightly and easily, and the car seat 90 can be moved from the seat surface sheet 2 of the care wheelchair 1. The caregiver can easily transfer the cared person with an extremely light force, and the caregiver can easily move the cared person from the car seat 90 to the seat surface 2 of the care wheelchair 1. , One Noriutsuri can be a in a very small force.

It is a general | schematic side view which shows embodiment of the wheelchair for care which concerns on this invention. It is a general | schematic front view of the wheelchair for care shown in FIG. It is a general | schematic side view which shows embodiment of the wheelchair for care except the seat surface sheet and the backrest surface sheet. It is a general | schematic front view of the wheelchair for care shown in FIG. It is a general | schematic side view when a backrest frame is made to incline in a horizontal state. FIG. 5 is a schematic side view when the seating area is only lift means, the backrest frame is inclined in a horizontal state, and the substantially U-shaped frame of the backrest frame is slid in the extending direction. It is a general | schematic top view below a seat surface sheet when a seat surface sheet is removed. It is explanatory drawing of the hinge which connected the seat surface sheet | seat and the backrest surface sheet | seat, (a) is a bottom view when the backrest surface sheet | seat forms the substantially horizontal attitude | position, (b) is a backrest surface sheet | seat. It is a side view when a substantially horizontal posture is formed, and (c) is a side view when a backrest surface sheet forms a substantially vertical posture. It is a side view of the seat surface sheet except a hinge. It is explanatory drawing of a substantially U-shaped frame, (a) is a general | schematic front view of the substantially U-shaped frame when the backrest frame is in a vertical posture, and (b) is provided so as to protrude from the substantially U-shaped frame. It is sectional drawing of the front-back direction which shows the relationship between the support plate member and backrest surface sheet which were made. It is a bird's-eye view of a seat surface raising / lowering guide member. FIG. 4 is an explanatory diagram of the lift means, (a) is an explanatory view of the lift means and its guide mechanism in a front view, and (b) is an explanatory view of the lift means and its operation handle in a side view. It is explanatory drawing of a sliding cushion, (a) is a top view, (b) is a side view. It is a general | schematic side view of the wheelchair for care when a seat surface sheet upper surface is made higher than a motor vehicle seat upper surface, and a sliding cushion is located on a seat surface sheet. It is a general | schematic side view of the wheelchair for care when a seat surface sheet upper surface is made higher than a motor vehicle seat upper surface, and a sliding cushion is moved on a car seat from a backrest surface sheet. It is a general | schematic side view of the wheelchair for care when a seat surface sheet upper surface is made lower than a motor vehicle seat upper surface, and a sliding seat cushion moves on a backrest surface sheet | seat from a motor vehicle seat. It is a general | schematic side view of the wheelchair for care when a seat surface sheet upper surface is made lower than a motor vehicle seat upper surface, and the sliding seat cushion has finished moving on a seat surface sheet.

  An embodiment of a care wheelchair 1 according to the present invention is shown in FIGS. 1 to 4 and FIGS. 14 to 17. This is a wheelchair for use by a person who is difficult to walk on his own (hereinafter referred to as a cared person).

A care wheelchair 1 according to the present invention is a care wheelchair 1 provided with a seat surface sheet 2 in contact with a cared person's buttocks and thighs and a backrest surface sheet 3 in contact with a back part of the care receiver. A rear end of the seating sheet 2 and a front end of the backrest sheet 3 are connected via a hinge 4, and the seating sheet 2 is moved up and down by lift means 5 disposed below the seating sheet 2. The backrest frame 6 can be moved up and down by tilting means 51 that tilts the backrest frame 6 with the left and right lower ends of the backrest frame 6 disposed at the periphery of the backrest surface sheet 3 as the rotation center axis 52. Can be in any posture from a substantially vertical posture to a substantially horizontal posture, and is elongated from the upper back side of the backrest frame 6 toward the lower end side on the back side of the backrest surface sheet 3. Support plate member 30 provided with a groove 31 The right and left displacement control between the backrest surface sheet 3 and the backrest frame 6 and the upper and lower positions thereof are fastened by a fastener 32 that is inserted into the groove 31 and fastens the backrest surface sheet 3 and the support plate member 30. The positional relationship of the direction can be adjusted, and the positional relationship between the backrest surface sheet 3 and the backrest frame 6 can be fixed by the adjusted positional relationship. By inserting a part of the left and right sides of the U-shaped frame 8 into the pipe-shaped left and right frames 21 which are lower portions and sliding the substantially U-shaped frame 8, the length of the backrest frame 6 in the vertical direction This is a nursing wheelchair 1 in which the skin 25 of the seating surface sheet 2 and the backrest surface sheet 3 is made of a slippery material with little frictional resistance.

A seating surface abutting portion 12 is provided between the seating surface sheet 2 and the lift means 5, and is provided with a vertical guide rod 11 and a seating surface abutting portion 12 that abuts the bottom surface of the seating surface sheet 2 from below. A seat surface elevating guide member 9 provided with a plate-like or bar-like backrest surface reinforcing member 13 extending rearward from the contact portion 12 and having a length capable of contacting the back surface of the backrest sheet 3 is provided. .

  Further, the skin 73 covering at least the back surface is made of a slippery material with little frictional resistance, can be placed on the upper surface of the seat surface sheet 2 and used as a cushion for the care recipient, and the seat surface sheet 2 There is provided a sliding cushion 10 that can easily slide on the upper surface of the backrest sheet 3 that is inclined with respect to the upper surface in a state where a cared person is placed.

  Next, components of the care wheelchair 1 will be described.

  As shown in FIG. 9, the seat surface sheet 2 is a portion where the buttocks and thighs of the cared person in a sitting position are in contact with each other at normal times, and the skin 25 covering at least the upper surface of the seat surface sheet 2 Made of slippery material with low frictional resistance such as foam, nylon, polyester woven fabric, polypropylene woven fabric, thermoplastic elastomer resin, polyolefin resin, flameproof sheet, etc. The bottom surface of the seat surface sheet 2 is veneer board, plastic board, wooden board It is made of a material having rigidity such as a non-ferrous metal plate and an iron plate. In the vicinity of the corner of the bottom surface of the seat 2 on the substantially square shape in plan view, four elongated guide rods 26 project downward in the vertical direction.

The seat surface sheet 2 is placed on the seat surface lifting guide member 9 shown in FIG.

  The backrest surface sheet 3 is a part where the back portion of the cared person in a sitting position normally contacts, and the skin 25 covering at least the upper surface of the backrest surface sheet 3 is made of hard vinyl chloride low foam material, nylon, polyester woven fabric, Made of slippery material with low frictional resistance, such as polypropylene woven fabric, thermoplastic elastomer resin, polyolefin resin, flameproof sheet, etc. The bottom surface of the backrest sheet 3 is a plywood board, plastic board, wooden board, non-ferrous metal board, iron board, etc. It consists of material which has the rigidity of.

  As shown in FIG. 8, the lower end portion of the backrest surface sheet 3 is freely rotated at least between a substantially vertical posture and a substantially horizontal posture via a hinge 4 to the rear end portion of the seat surface sheet 2. Connected. This connection is achieved by the hinge 4 so that the back end of the seat back sheet 2 and the front end of the back back sheet 3 do not interfere with the seat back sheet 2 even when the back seat 3 is in a vertical posture. A gap G is formed between them.

  The hinge 4 connecting the seat surface sheet 2 and the backrest surface sheet 3 includes a hinge main body portion 45 composed of a front plate portion 41, a rotating shaft portion 42 and a rear plate portion 43, and a rear plate portion of the hinge main body portion 45. 43, and an auxiliary plate 44 fixed to the rear end of 43. In the present embodiment, the hinge main body 45 is fixed to the seat surface sheet 2 with screws (not shown), and the auxiliary plate 44 is fixed to the backrest surface sheet 3 with screws (not shown). A gap G is formed between the seat sheet 2 and the backrest sheet 3. By forming the gap G, when the backrest sheet 3 is erected in the vertical direction, the rear end of the seating sheet 2 and the front end of the backrest sheet 3 are shown in FIG. Does not interfere with.

  In addition, the backrest frame 6 is inserted into a pipe-like left and right frame 21 which is a lower part of the substantially U-shaped frame 8 as shown in FIG. By sliding the substantially U-shaped frame 8, the vertical length of the backrest frame 6 can be lengthened as shown in FIG. 6 or shortened as shown in FIG. The length of the frame 6 can be adjusted. The substantially U-shaped frame 8 is, for example, fixed by screwing the left and right frames 21 and the approximately U-shaped frame 8 with screws 35 or the like in an expanded state, It is placed on a moving destination such as a bed or a car seat 90. The backrest frame 6 is provided with a hand handle 36 for pushing the care wheelchair 1.

  Then, as shown in FIG. 10A, a flat support plate member 30 provided with an elongated through groove 31 in the vertical direction protrudes from the central portion of the substantially U-shaped frame 8 in the left-right direction. As shown in FIG. 10B, the backrest surface sheet 3 is fastened by a fastener 32 such as a bolt inserted into the through groove 31 of the support plate member 30 in the nut 33 embedded in the back surface of the backrest surface sheet 3. And the support plate member 30 are fastened together. By making the outer diameter of the bolt or the like and the lateral width of the through groove 31 substantially the same, the lateral direction can be restricted, and the fastener 32 can be loosened because it can be moved in the vertical direction by sliding in the elongated through groove 31. The backrest surface sheet 3 and the backrest frame 6 can be regulated in positional deviation in the left-right direction and adjusted in the vertical direction by the position of the backrest surface sheet 3. And the positional relationship between the backrest frame 6 and the backrest frame 6 can be fixed.

  When the seat surface sheet 2 is raised or lowered by the lift means 5, the seat surface sheet 2 is regulated in the front-rear direction by the vertical guide rod 26. Therefore, it is necessary to adjust the positional relationship between the backrest surface sheet 3 and the backrest frame 6 in the vertical direction. For this purpose, the positional relationship in the vertical direction is adjusted by the support plate member 30.

  Next, the seat elevation guide member 9 shown in FIG. 11 will be described. As shown in FIGS. 2, 4, and 12, the seat surface raising / lowering guide member 9 is interposed between the lift means 5 and the seat surface sheet 2, and is raised by the lift means 5. The seat surface elevating guide member 9 is provided with two guide rods 11 projecting downward from the vicinity of the left and right ends of the base portion 15 of the seat surface abutting portion 12 with which the upper end portion of the lift means 5 abuts. 9 is controlled so as to smoothly move up and down. Further, a contact portion 14 that contacts the bottom surface of the seat surface sheet 2 is provided on the base portion 15 of the seat surface contact portion 12. The height of the contact portion 14 in the vertical direction is set higher than the height of the fastening portion 16 that fixes the guide rod 11 so that the fastening portion 16 does not contact the bottom surface of the seat surface sheet 2.

Then, a plate-like or bar-like backrest surface reinforcing member 13 extending rearward from the base portion 15 of the seat surface contact portion 12 and having a length capable of contacting the back surface of the backrest surface sheet 3 is provided. Yes. When the seat back sheet 2 rises and the backrest sheet 3 is inclined by the backrest reinforcing member 13, the backrest reinforcing member 13 comes into contact with the back surface of the backrest sheet 3 from below, An external force applied downward to the hinge 4 that connects the seat surface sheet 2 and the backrest surface sheet 3 can be reduced.

  As shown in FIGS. 12A and 12B, the lift means 5 is configured by a manual jack, and is provided in a fixed state directly below the seat surface elevating guide member 9. The lift means 5 supports the seat surface elevating guide. The member 9 and the seat surface sheet 2 can be moved up and down in the vertical direction. The lift means 5 in the present embodiment is fixed on a lift means base 61 that is installed between the left and right skeleton frames 80. The lift means base portion 61 is provided with a guide portion 62 provided with a through hole in the vertical direction for inserting the guide bar 11 of the seat surface lifting guide member 9 on the left and right with the lift means 5 interposed therebetween. Thereby, the seat surface raising / lowering guide member 9 can be raised / lowered without shaking.

  The lift means 5 is not limited to a manual jack provided with an operation handle 63 as shown in FIG. 12B. For example, the lift means 5 is a mechanism such as a hydraulic or electric jack or a gear. It can be constituted by a manual or electric lift means 5 utilizing the above.

  As shown in FIG. 13, the sliding cushion 10 is formed in a substantially disk shape and is placed on the upper surface of the seat sheet 2. In a normal state, the care recipient can also use it as a cushion. . The back surface of the sliding cushion 10 is made of a slippery material having a low frictional resistance, such as hard vinyl chloride low foam material, nylon, polyester woven fabric, polypropylene woven fabric, thermoplastic elastomer resin, polyolefin resin, and flameproof sheet. Is formed.

  As shown in FIG. 13 (a) or (b), the sliding cushion 10 includes a cushion main body 71 constituting the main body, and two substantially ring-shaped connecting strings 72 connected thereto. Have Therefore, in a state where the care recipient is placed on the cushion body portion 71, the upper surface of the seat surface sheet 2 and the upper surface of the inclined backrest surface sheet 3 are easily slid and moved by pulling the connecting string portion 72. be able to.

  In addition, the nursing wheelchair 1 according to the present embodiment is formed with a skeleton frame 80 that is a skeleton to which the wheel, lift means, etc. of the nursing wheelchair 1 are attached. A letter-shaped support frame 81 is provided, and an upper end portion (horizontal portion) of the support frame 81 is an armrest portion. At the front lower end of the skeleton frame 80, a wheel provided with a traveling handle is rotatably provided. A rear frame 82 is provided on the back side of the skeleton frame 80, and an auxiliary wheel is rotatably provided at a lower end portion of the rear frame 82. Further, a tilting means 51 is attached between the rear frame 82 and the backrest frame 6 so that the tilt angle of the backrest frame 6 can be adjusted by an adjustment handle (not shown). The tilting means 51 includes a cylinder such as a hydraulic cylinder.

  FIG. 7 shows a schematic plan view below the seating sheet 2 when the seating sheet 2 and the support frame 81 are removed. The seat frame 7 is disposed on the left and right sides of the left and right skeleton frames 80, respectively. The seat frame 7 is provided with guide holes 27 at a total of four locations on the left and right sides. The guide rod 26 of the seat surface sheet 2 is inserted into the guide hole 27.

  The seat surface frame 7 can be fixedly connected to the skeleton frame 80 to be integrated. On the other hand, when the nursing wheelchair 1 is of a folding type, it can be an X-shaped structure 75 that can be expanded and contracted laterally as shown in FIGS. . The left and right lower ends of the X-shaped structure 75 are rotatably connected to the skeleton frame 80, and the seat surface frame 7 is fixed to the left and right upper portions so as to be separated from the skeleton frame 80.

  The care wheelchair 1 according to the present embodiment can be used as follows. This will be described with reference to FIGS. 14 and 15. First, a case where the care receiver is moved from the care wheelchair 1 to a destination (such as a bed or a car seat 90) will be described.

  First, the care wheelchair 1 with the cared person is pushed and moved to the vicinity of the car. Then, the fastening tool 32 is loosened so that the vertical positional relationship between the backrest surface sheet 3 and the backrest frame 6 is adjustable. Then, the screw 35 of the backrest frame 6 is loosened, the substantially U-shaped frame 8 is slid and extended, and the screw 35 is tightened. Next, the backrest frame 6 is tilted by the tilting means 51 and the substantially U-shaped frame 8 is placed on the automobile seat 90.

  Subsequently, the jack constituting the lift means 5 is actuated by moving the operation handle 63 up and down to raise the seating seat 2 upward so that the upper surface of the seating seat 2 is higher than the upper surface of the automobile seat 90. To do. The fastening tool 32 is tightened to fix the vertical positional relationship between the backrest surface sheet 3 and the backrest frame 6.

  In this state, the seat surface sheet 2 is in a horizontal state and higher than the upper surface of the automobile seat 90, and the backrest surface sheet 3 realizes an inclined state in which the seat surface seat 2 side is high and the automobile seat 90 side is low. And the hinge 4 vicinity of the backrest surface sheet | seat 3 is supported from the downward direction by the backrest surface reinforcement member 13. FIG.

  Next, the care receiver in a sitting position is moved from the seat surface sheet 2 to the backrest sheet 3 on the sliding cushion 10 placed on the seat surface sheet 2.

  At this time, a smooth surface is formed on the back surface of the sliding cushion 10 and the backrest surface sheet 3 is set in an inclined posture, so that the sliding cushion 10 can be smoothly and smoothly moved from the seat surface sheet 2 to the backrest surface sheet 3. It can be moved easily.

  Then, the cared person is slid and moved from the backrest surface sheet 3 to a destination such as the upper surface of the automobile seat 90 while similarly pulling the connecting string portion 72 of the sliding cushion 10. At this time, the backrest surface sheet 3 is provided with a substantially U-shaped frame 8, and the upper end portion (tip portion) of the substantially U-shaped frame 8 is placed on the moving destination. And the destination are continuous and they are not isolated. Therefore, the cared person can be easily and smoothly moved from the backrest sheet 3 to the destination. Thereby, the work of moving the care receiver onto the destination is completed.

  Next, a case where the care recipient is moved from the destination such as the car seat 90 to the care wheelchair 1 according to the present embodiment will be described with reference to FIGS. 16 and 17. Assume that the backrest surface sheet 3 is in a vertical state as an initial state.

  First, the upper end of the lift means 5 is lowered to the lowest limit, and the height of the seat sheet 2 is set to the lowest level. As a result, the height of the upper surface of the seat surface sheet 2 becomes lower than the height of the upper surface of the automobile seat 90.

  Next, the fastening tool 32 is loosened so that the vertical positional relationship between the backrest surface sheet 3 and the backrest frame 6 can be adjusted. Then, the screw 35 of the backrest frame 6 is loosened, the substantially U-shaped frame 8 is slid and extended, and the screw 35 is tightened.

Next, the backrest frame 6 is tilted by the tilting means 51 and the substantially U-shaped frame 8 is placed on the automobile seat 90. The fastening tool 32 is tightened to fix the vertical positional relationship between the backrest surface sheet 3 and the backrest frame 6.

  Next, a cared person riding on the automobile seat 90 is caused to sit on the sliding cushion 10 on the automobile seat 90, and the connecting string portion 72 is pulled so that the backrest including the substantially U-shaped frame 8 is placed on the automobile seat 90. The face sheet 3 is moved while being slid and moved to the seat sheet 2.

  After the cared person is moved to the seat surface sheet 2 to be in a seated state, the backrest surface sheet 3 is returned to the original substantially vertical posture, and the substantially U-shaped frame 8 is contracted and returned to the original state. Thereby, the work of moving the care recipient to the care wheelchair 1 is completed.

DESCRIPTION OF SYMBOLS 1 Wheelchair for care 2 Seat surface sheet 3 Backrest surface sheet 4 Hinge 5 Lifting means 6 Backrest frame 7 Seat surface frame 8 Substantially U-shaped frame 9 Seat surface raising / lowering guide member 10 Sliding seat cushion 11 Guide rod 12 Seat surface contact part DESCRIPTION OF SYMBOLS 13 Backrest surface reinforcement member 14 Contact part 15 Base part 16 Fastening part 21 Left and right frame 25 Skin 26 Guide rod 27 Guide hole 30 Support plate member 31 Groove 32 Fastening tool 33 Nut 35 Screw 36 Hand handle 41 Front plate part 42 Rotation Shaft portion 43 Rear plate portion 44 Auxiliary plate 45 Hinge body portion 51 Tilt means 52 Rotation center shaft 61 Lift means base portion 62 Guide portion 63 Operation handle 71 Seat cushion body portion 72 Connection string portion 73 Skin 75 X-shaped structure 80 Skeletal frame 81 Support frame 82 Rear frame 90 Automobile seat

The care wheelchair 1 according to claim 1 is a care wheelchair 1 including a seat surface sheet 2 in contact with a cared person's buttocks and thighs and a backrest sheet sheet 3 in contact with a back side of the cared person. Thus, the rear end of the seat surface sheet 2 and the front end of the backrest surface sheet 3 in a substantially horizontal state are connected via a hinge 4, and the seat surface sheet 2 is disposed below the seat surface sheet 2. The tilting means 51 tilts the backrest frame 6 with the left and right lower ends of the backrest frame 6 disposed on the periphery of the backrest surface sheet 3 as the rotation center axis 52. The backrest frame 6 can be rotated from the substantially vertical posture to the rear to be in an arbitrary posture up to a substantially horizontal posture, and from the upper end side of the backrest frame 6 on the back side of the backrest surface sheet 3. An elongated shape protruding toward the lower end The backrest surface sheet 3 and the backrest frame 6 are provided by a support plate member 30 provided with a groove 31 and a fastener 32 that is inserted into the groove 31 and fastens the backrest surface sheet 3 and the support plate member 30. The positional deviation between the backrest surface sheet 3 and the backrest frame 6 can be fixed by the adjusted positional relationship, and the positional relationship between the backrest frame 6 and the backrest frame 6 can be fixed. 6, by inserting a part of the left and right sides of the substantially U-shaped frame 8 that is the upper part into the pipe-shaped left and right frames 21 that are the lower parts and sliding the substantially U-shaped frame 8, backrest the length in the vertical direction to allow adjustment of the frame 6, hard vinyl chloride low foam the seating surface sheet 2 and the skin 25 of the backrest surface sheet 3 is less slippery material having frictional resistance, nylon Characterized woven polyester fabric, woven polypropylene, thermoplastic elastomer resins, polyolefin resins, or in that it consists of flameproof sheet.

The wheelchair 1 for nursing according to claim 3 is the hard vinyl chloride low foaming material, nylon, polyester woven fabric, polypropylene woven fabric according to claim 1 or 2, wherein the skin 73 covering at least the back surface is a slippery material with little frictional resistance. It consists of cloth, a thermoplastic elastomer resin, polyolefin resin, or a flameproof sheet , and it can be used as a cushion for a care recipient by being placed on the upper surface of the seat surface sheet 2, and the upper surface of the seat surface sheet 2 the upper surface of the backrest surface sheet 3 is inclined with, characterized in that it comprises a sliding cushion 10 which can be sliding while carrying the cared person.

Claims (3)

A wheelchair for care provided with a seat surface sheet that contacts the buttocks and thighs of the care recipient, and a backrest sheet that contacts the back portion of the care receiver,
The rear end of the seat surface sheet and the front end of the backrest sheet are connected via a hinge,
The seat sheet can be raised and lowered in the vertical direction by lift means disposed below the seat sheet,
The tilting means for tilting the backrest frame with the right and left lower ends of the backrest frame disposed on the periphery of the backrest surface sheet as a rotation center axis allows the backrest frame to be arbitrarily set from a substantially vertical position to a substantially horizontal position. Can make the posture
A support plate member provided with an elongated groove projecting from the upper end side to the lower end side of the backrest frame on the back side of the backrest sheet; and the backrest sheet inserted into the groove; The fastener that fastens the support plate member enables the displacement control of the backrest surface sheet and the backrest frame in the left-right direction and the positional relationship adjustment in the up-down direction, and the backrest in the adjusted positional relationship. The positional relationship between the face sheet and the backrest frame can be fixed,
The backrest frame is inserted by inserting the left and right parts of the substantially U-shaped frame that is the upper part into the pipe-shaped left and right frames that are the lower part, and sliding the substantially U-shaped frame, The vertical length of the backrest frame can be adjusted,
A nursing wheelchair characterized in that the skin of the seating surface seat and the backrest surface seat is made of a slippery material with little frictional resistance.   It is provided between the seat surface sheet and the lift means, and includes a vertical guide portion and a seat surface abutting portion that abuts the bottom surface of the seat surface sheet from below, and rearward from the seat surface abutting portion. The seat surface raising / lowering guide member provided with the plate-shaped or rod-shaped backrest surface reinforcement member which is extended and has the length which can contact | abut to the back surface of the said backrest surface sheet | seat is provided. Nursing wheelchair. At least the skin covering the back is made of slippery material with low frictional resistance,
The upper surface of the seat surface sheet is placed on the upper surface of the seat surface sheet and can be used as a cushion for the cared person, and the upper surface of the seat back surface sheet inclined with the upper surface of the seat surface sheet is placed on the cared person The wheelchair for care according to claim 1 or 2, further comprising a sliding cushion that can easily slide in a state.

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