JP2006014859A - Standing up assisting apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a standing up assisting apparatus which prevents the feet of a person who wants care from slipping out of a footrest and being sandwiched while moving the footrest in the back and forth direction, and also to provide a standing up assisting apparatus having improved safety. <P>SOLUTION: The standing up assisting apparatus 1 supports the body of the person X who needs care, makes the person X who needs care to stand up from a sitting position, and keeps the person in a standing position. The device has the footrest 7 on which the feet of the person X who needs care are put. The footrest 7 is arranged on the apparatus movably in the back and forth direction and has a guard section 70 on the front or side of a foot resting position 7a thereof for preventing the feet of the person X who needs care from slipping out of the footrest 7. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a standing assistance device that raises the body of a person requiring assistance in a sitting state to erect the person requiring assistance and maintains the standing state of the person requiring assistance.

  Today, a large number of standing assistance devices are provided to assist standing people who need assistance with their feet. In general, a standing assist device includes a base placed on a floor, a support erected on the base, an elevating member that moves up and down along the support, an arm protruding from the elevating member, and an arm. It consists of a holder that is attached and supports the chest of the person requiring assistance. The holder is raised by moving the lifting member upward, and the body of the person requiring assistance held by the holder is lifted (for example, Patent Document 1).

By the way, if the center-of-gravity projection point of the person requiring assistance when standing is positioned behind the position of the leg of the person requiring assistance, the person requiring assistance will fall backward, so the person requiring assistance when standing is slightly inclined forward It is necessary to become. Therefore, in recent years, there has been proposed a standing assistance device in which a footrest on which a foot of a person requiring assistance is placed on a base is attached so as to be movable in the front-rear direction. According to this standing assist device, when raising the elevating member to raise the person requiring assistance, the foot position of the person requiring assistance when standing is determined by moving the footrest backward. Since it comes to be the same as or behind the projection point, the person requiring assistance can be erected in a stable state.
Japanese Utility Model Publication No. 7-31023 (Page 2, Fig. 1)

  However, in the above-described conventional standing assisting device, there is a problem that when the footrest is moving in the front-rear direction, the feet of the person requiring assistance may come off the footrest. If the foot of the person requiring assistance is removed from the footrest, the foot of the person requiring assistance may be caught between the footrest and the base. It is necessary to pay considerable attention not to deviate from the above.

  In the present invention, the above-described conventional problems are taken into consideration, and the foot of the person requiring assistance is not separated from the footrest while the footrest is being moved in the front-rear direction. An object of the present invention is to provide a stand-up assisting device with an object of providing a stand-up assisting device with improved safety.

  The invention according to claim 1 is a standing assistance device that supports the body of the person requiring assistance, raises the person requiring assistance from the sitting state, and maintains the standing state, and is arranged to be movable in the front-rear direction. A footrest on which the foot of the person requiring assistance is placed is provided, and the foot of the person requiring assistance is prevented from being detached from the footrest on the front or side of the footrest position on the footrest. It is characterized in that a guard part is provided.

  Because of these characteristics, even if the person requiring assistance moves or slips while the footrest is being moved, the person requiring assistance hits the guard part. It will not come off the footrest.

  According to the standing assistance device according to the present invention, it is possible to prevent the guardian's foot from being detached from the footrest by the guard portion, and it is possible to prevent the assistant's foot from being pinched. Therefore, the safety of the standing assistance device can be further improved.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of a standing assistance apparatus according to the present invention will be described with reference to the drawings. FIG. 1 is a side view of a stand-up assisting apparatus 1 that causes a person requiring assistance X sitting in a wheelchair Y to rise from a seated state and maintains the standing state of the person requiring assistance X. FIG. 2 is a plan view of the lower part of the standing assistance device 1. Note that the left direction in FIG. 1 is the front direction of the standing assistance device 1, the right direction is the rear direction of the standing assistance device 1, and the depth direction is the left and right direction of the standing assistance device 1.

  As shown in FIG. 1 and FIG. 2, the schematic configuration of the stand-up assisting device 1 includes a base 2 placed on the floor F, a support column 3 standing on the base 2, and a support 3. The lifting / lowering member 4 that moves up and down along the support column 3, the arm 5 that is stretched on the lifting / lowering member 4 and moves the holder 6, which will be described later, up and down, and is connected to the distal end of the arm 5 and the chest of the care recipient X A holder 6 attached to the patient, a footrest 7 that can move in the front-rear direction on which the foot of the person requiring assistance X is placed, and a knee pad on which the knee of the person requiring assistance X abuts when raising the person X requiring assistance Part 8 is provided.

  The base 2 includes a square steel pipe 9 a extending in the front-rear direction of the standing assistance device 1 and a square steel pipe 9 b extending in the left-right direction of the standing assistance device 1. Two square steel pipes 9a extending in the front-rear direction are arranged in parallel above the floor F, and the square steel pipes 9b extending in the left-right direction are formed by two square steel pipes 9a extending in the front-rear direction. Two are installed in parallel between the front parts. An L-shaped metal piece 10 is attached to the front end of the two square steel pipes 9a extending in the front-rear direction. The L-shaped metal piece 10 has a rotating caster 11 that is rotatable in the horizontal direction and has a stopper function. Is attached. Moreover, the caster 12 which rolls in the front-back direction of the standing assistance apparatus 1 is attached to the rear end of the two square steel pipes 9a extended in the front-back direction.

  The support column 3 is made of a square steel pipe and is slightly inclined in the forward direction. Moreover, the lower end part of the support | pillar 3 is being fixed to the cylindrical base 13a installed on the center part of the two square steel pipes 9b extended in the left-right direction. The cylindrical base 13a extends in the front-rear direction, and the front and rear ends thereof are open.

  The elevating member 4 includes a hollow cylindrical member 14 that covers the support column 3, a plurality of rollers 15 that roll on the outer surface of the support column 3, and a first cylinder that moves the cylindrical material 14 in the vertical direction (vertical movement mechanism). 16. The cylindrical material 14 is closed at the upper end and opened at the lower end, and the support column 3 is loosely inserted into the cylindrical material 14. A plurality of rollers 15 arranged in two stages are attached to the lower end portion of the tubular material 14, and the tubular material 14 is disposed movably along the column 3. The first cylinder 16 is installed in front of the column 3 and is arranged in parallel with the column 3. The first cylinder 16 is provided with a cylinder body 16a and a piston 16b that protrudes and reciprocates above the cylinder body 16a. The base end of the cylinder body 16a is provided at the front end of the base 13. The tip of the piston 16b is attached to the joint 17a, and the tip of the piston 16b is attached to the joint 17b stretched on the upper end of the tubular member 14.

  FIG. 3 is a plan view showing the arm 5 and the holder 6, and FIG. 4 is a side view showing the arm 5 and the holder 6. As shown in FIGS. 1, 3, and 4, the arm 5 includes an overhanging portion 18 that is stretched on the elevating member 4 (tubular member 14) and overhangs rearward, and a distal end of the overhanging portion 18. A joined expansion / contraction part (extension / contraction means) 19 and a direction adjustment part (orientation adjustment means) 20 for adjusting the direction of a connecting part 52 to be described later attached to the tip of the arm 5 are provided.

  The overhang portion 18 is formed of a square steel pipe that extends horizontally in the front-rear direction, and a flange 18 a that is bolted to the tubular member 14 is formed on the base end surface of the overhang portion 18. An L-shaped metal piece 18b is joined to the distal end surface of the overhanging portion 18, and two joint plates 18c extending in the front-rear direction are joined to the L-shaped metal piece 18b in parallel with a gap therebetween.

  The telescopic part 19 includes a core part 21 extending in the front-rear direction, a moving part 22 fitted to the core part 21 and attached to be movable in the front-rear direction along the axial direction of the core part 21, and a moving part 22 And a lock mechanism 23 for fixing the core portion 21 to the core portion 21.

  The core portion 21 is made of a steel pipe, and a flange 21a is joined to the front end of the core portion 21. Two joint plates 21b extending in the front-rear direction are joined to the flange 21a in parallel at intervals. Has been. A circular pin hole is formed in each of the joint plate 18c of the overhang portion 18 and the joint plate 21b of the core portion 21, and a joint pin 26 is inserted into the pin hole. Screwed to the joint plate 21b of the portion 21. That is, the overhang part 18 and the expansion / contraction part 19 (core part 21) are pin-joined, and the expansion / contraction part 19 is attached to the overhang part 18 so as to be rotatable in the vertical direction.

  The moving part 22 has a cylindrical shape that is slightly larger than the core part 21 and covers the core part 21 with a gap. A slit 21 c extending in the axial direction is formed on the bottom surface of the core portion 21, and a bolt 24 whose tip is inserted into the slit 21 c of the core portion 21 is attached to the bottom portion of the moving portion 22. . The moving unit 22 is guided and moved in the extending direction of the slit 21c by the bolt 24 described above, and the moving range is regulated by the bolt 24 coming into contact with both ends of the slit 21c.

  The lock mechanism 23 includes a plunger 25 attached to the upper part of the moving part 22 and a plurality of pin holes 21 d formed on the upper surface of the core part 21. The plunger 25 is provided with a pin 25 a that moves up and down, and a plurality of pin holes 21 d are formed at intervals in the axial direction of the core portion 21. The moving part 22 is locked when the pin 25a of the plunger 25 is inserted into the pin hole 21d.

  The orientation adjusting unit (orientation adjusting means) 20 includes a vertical rotating mechanism 27 that moves a connecting portion 52, which will be described later, attached to the tip of the arm 5 in the vertical direction, and a horizontal rotating mechanism 28 that moves the connecting portion 52 in the horizontal direction. It is composed of

  The vertical rotation mechanism 27 includes a rotation member 29 that extends in the front-rear direction and is rotatably held in the vertical direction, and a biasing member 30 that biases the rotation member 29 in the vertical direction. The rotating member 29 is disposed below the rear end of the moving unit 22 and is provided two symmetrically. A rotating shaft 31 extending in the horizontal direction (left-right direction) is inserted in an intermediate portion of the rotating member 29, and the rotating shaft 31 is interposed between plates 32 suspended from the bottom surface of the rear end portion of the moving unit 22. It is erected. The urging member 30 is disposed on both sides of the rear end portion of the moving portion 22, and the lower end portion is joined to the front end portion of the rotating member 29. The vertical rotation mechanism 27 is housed in a rectangular case 54, and the case 54 is provided with a pipe handle 55 that is held by a person requiring assistance X when standing.

  A first upper limb body 33 projecting in the left-right direction is joined to the rear end portion of the rotating member 29, and the second upper end body 33 is connected to the distal end portion of the first upper limb body 33 via the horizontal rotation mechanism 28. The upper limb body 34 is jointed. The horizontal rotation mechanism 28 includes an outer cylinder portion 35 joined to the distal end surface of the first upper limb body 33, and is rotatably inserted into the outer cylinder portion 35 and has an upper end that is one end of the second upper limb body 34. It is comprised from the core part 36 joined to the part. A slit 35 a extending in the circumferential direction is formed on the outer peripheral surface of the outer cylinder portion 35, and a pin 36 a inserted into the slit 35 a is attached to the core portion 36. The slit 35a is formed with a predetermined length. When the second upper limb body 34 rotates to a certain position, the pin 36a comes into contact with the end of the slit 35a, and the rotation of the second upper limb body 34 is restricted. The

The holder 6 includes a gripping member 37 that grips the body of the person requiring assistance X from the left and right, and a winding member 38 that is wound around the body of the person requiring assistance X.
Two gripping members 37 are arranged in parallel under both sides of the person requiring assistance X and support the person X requiring assistance, and below the armpit support part 39, the person requiring assistance X The body sandwiching portion 40 sandwiches the body from the left and right. The armpit support part 39 is covered with a cushioning material 42 such as a sponge around a round tube 41 extending in the front-rear direction. The fuselage sandwiching portion 40 has blades 45 attached to the front and rear ends of a substrate 43 extending vertically in a round tube 41 via hinges 44, and the substrate 43 and the front and rear blades. The inner surface of the plate 45 is covered with a cushioning material 46 such as sponge.

  The winding member 38 includes a belt 47 wound around the body of the person requiring assistance X from the outside of the body sandwiching portion 40, and a fastening bracket 48 that fastens both ends of the belt 47. The belts 47 are respectively inserted into belt loops 49 respectively attached to the outer side surfaces of the front and rear slats 45 and are fastened by a fastening bracket 48 in front of the person requiring assistance X. A cushioning material 50 is attached to the inner surface of the belt 47 facing the back of the person requiring assistance X.

  The arm 5 and the holder 6 having the above-described configuration are connected via a detaching means 51. The detaching means 51 is provided with connecting portions 52 and 53 respectively attached to the arm 5 and the holder 6 and corresponding to each other.

  The connecting portion 52 on the arm 5 side is provided at the other end of the second upper limb body 34, one end of which is coupled to the first upper limb body 33 via the horizontal rotation mechanism 28. The connecting portion 52 on the arm 5 side includes a cylindrical portion 56 joined at a right angle to the second upper limb body 34, a pin 57 whose upper end portion protrudes upward from the upper end of the cylindrical portion 56, and an inner portion of the cylindrical portion 56. And a bar member 61 erected between the bracket 60 projecting from the cylindrical portion 56 and a biasing member 58 joined to the lower portion of the pin 57. Yes. The lever 59 has an L-shaped bent shape, the upper end portion is disposed in the cylindrical portion 56 and is joined to the pin 57, and the lower end portion is projected outside the cylindrical portion 56 to form the handle 62. Has been. The pin 57 is always urged upward by the urging member 58, and is pulled downward by lowering the lower end portion of the lever 59.

  The connecting portion 53 on the holder 6 side is provided at the front end of the round tube 41 constituting the armpit support portion 39. The connection portion 53 on the holder 6 side is formed with a pin insertion portion 64 in which a pin hole 63 into which the pin 57 of the connection portion 52 on the arm 5 side is inserted is formed, and a notch portion 65 in which the bar member 61 is inserted. A bar insertion portion 66 is provided. The pin insertion portion 64 is provided at the upper end of the rod 67 joined to the front end of the round tube 41 at a right angle, and the bar insertion portion 66 is provided at the lower end of the rod 67. The pin hole 63 is formed in a horizontal plate 68 projecting forward from the upper end of the rod 67, and a guide 69 for guiding the pin 57 to the pin hole 63 is provided below the horizontal plate 68. . The guide 69 is composed of two vertical plates 69a arranged in a letter C shape, and the two vertical plates 69a are provided on the left and right sides of the pin hole 63, respectively, and are arranged in a state of expanding in the forward direction.

  As shown in FIGS. 1 and 2, the footrest 7 is disposed behind two square steel pipes 9 a extending in the front-rear direction behind the square steel pipe 9 b extending in the left-right direction, It is formed in a planar rectangular shape. A guard portion 70 disposed in front of the footrest position 7a on the footrest 7 is provided at the front end portion of the footrest 7, and the foot of the person X requiring assistance is placed on the footrest 7 by the guard portion 70. It is prevented from coming off from the top. Edges 71 raised upward are formed on both sides of the footrest 7. The guard portion 70 is a plate-like member whose upper and lower ends are bent forward and both sides of the lower end portion are projected, and the inner side surface of the guard portion 70 (of the person requiring assistance X placed on the footrest 7). The surface facing the foot) is flat with no irregularities. The guard portion 70 is fixed by bolting the bent lower end portion to the upper surface of the footrest 7 and is erected substantially perpendicular to the footrest 7.

  A first guide roller 72 that rotates in the vertical direction and a second guide roller 73 that rotates in the horizontal direction are provided on the outer surfaces of the edge portions 71 formed on both sides of the footrest 7. . The first and second guide rollers 72 and 73 are fitted to two rails 74 extending in the front-rear direction, and the footrest 7 is disposed so as to be movable back and forth along the rails 74. Yes. The rails 74 are respectively provided on inner surfaces facing each other of the two rectangular steel pipes 9a extending in the front-rear direction. The rail 74 is made of a steel material having a U-shaped cross section, and the two rails 74 are provided such that the concave surfaces face each other.

  A second cylinder (front / rear movement mechanism) 75 that moves the footrest 7 in the front-rear direction is provided in front of the footrest 7. The second cylinder 75 includes a cylinder body 75a and a piston 75b that protrudes from the rear end of the cylinder body 75a and reciprocates in the horizontal direction. The front end (rear end) of the cylinder body 75a is fixed in a cylindrical base 13a installed on the center of two square steel pipes 9b extending in the left-right direction, and the cylinder body 75a The base end portion (front end portion) is fixed on a base 13b extending forward from the center of two square steel pipes 9b extending in the left-right direction. The tip of the piston 75 b is joined to a guard part 70 provided on the footrest 7.

  FIG. 5 is a rear view showing the knee pad 8, and FIG. 6 is a side view showing the knee pad 8. As shown in FIG. 5 and FIG. 6, the knee pad 8 is a belt-like one extending in the left-right direction, and is disposed in front of the knee of the person X requiring assistance with both feet on the footrest 7. Yes. The knee pad portion 8 is supported by a rotatable frame portion 77 and is provided so as to be movable from a position where it comes into contact with the knee of the person requiring assistance X. The frame portion 77 includes a support member 78 erected on both sides of the front end of the footrest 7 via a rotation mechanism 76 and a connecting member 79 that connects the support members 78 on both sides. The support members 78 are disposed on both sides of the guard part 70, and include a leg pipe 80 whose upper end is bent rearward and a head pipe 81 provided at a right angle to the upper end surface of the leg pipe 80. It is configured. Both ends of the head pipe 81 are bent at right angles and a bar-shaped hooking portion 82 joined to the outer surface of the head pipe 81 is attached. The knee pad 8 has both ends hooking portions 82. Are respectively wound and hooked, and are installed in a state of being arranged substantially vertically between the head pipes 81 of the support members 78 on both sides.

  The rotation mechanism 76 includes a long hole 83 formed in the lower end portion of the support member 77 and extending in the axial direction of the support member 78, a rotation shaft 84 inserted into the long hole 83, and a lower end of the support member 78. The formed recessed part 85 and the fitting part 86 which is arrange | positioned ahead of the rotating shaft 84 and is fitted in the recessed part 85 are provided. The support member 78 is attached so as to be able to rotate in the vertical direction around the rotation shaft 84. However, in a state where the fitting portion 86 is fitted in the recess 85, the rotation is restricted and the knee of the person requiring assistance X is required. It fixes to the position which contacts. Further, the support member 78 in a state where the fitting portion 86 is fitted in the recess 85 is pushed up along the long hole 83 so that the recess 85 is detached from the fitting portion 86, and the rotation shaft 84 is centered in the vertical direction. It can be rotated. Further, the support member 78 that can be rotated is rotated forward, and the lower end portion of the support member 78 is fitted between the fitting portion 86 and the lower end portion of the guard portion 70 projecting laterally. This limits the rotation.

  Next, the usage method of the standing assistance apparatus 1 which consists of an above-described structure is demonstrated.

  First, as shown in FIGS. 3, 4, and 7, a process of attaching the holder 6 to the body of the care recipient X sitting on the wheelchair Y is performed. Specifically, the holder 6 is applied to the body of the person requiring assistance X from behind the person in need of assistance X in a state where both ends of the belt 47 fastened by the fastening fitting 48 are unwound. Then, both ends of the belt 47 are fastened by a fastening bracket 48 in front of the chest of the person requiring assistance X, the chest of the person requiring assistance X is brought into close contact with the belt 47, and the cushioning material 42, The holders 6 and 50 are brought into close contact with each other, and the holder 6 is attached to the body of the care recipient X.

  Next, as shown in FIG. 6 and FIG. 7, a step of placing the person requiring assistance X sitting on the wheelchair Y behind the standing assistance device 1 is performed. Specifically, the person in need of assistance X sitting on the wheelchair Y is moved to the rear of the standing assistance device 1 and the wheelchair Y is put into the standing assistance device 1 from the rear. At this time, the piston 75b of the second cylinder 75 is retracted into the cylinder body 75a, and the footrest 7 is placed at the front position. Further, at this time, the lower end portion of the support member 78 is fitted between the fitting portion 86 and the lower end portion of the guard portion 70 so that the rotation of the frame portion 77 is restricted, and the knee pad portion 8 is placed in the person requiring assistance X Keep it away from your knees.

  Next, the person who needs helper X placed on the footboard of wheelchair Y is placed on the footrest 7 and the knee pad 8 is moved so that the foot is placed on the footrest 7. The step of bringing the knee pad portion 8 into contact with the knee of the person is performed. Specifically, first, the foot of the person requiring assistance X is separated from the tread board of the wheelchair Y, the tread board of the wheelchair Y is folded upward, and the leg of the person requiring assistance X is placed on the footrest 7. Next, after the frame portion 77 is once pulled upward along the elongated hole 83 to be rotatable, the frame portion 77 is rotated and tilted backward. And the fitting part 86 is fitted in the recessed part 85, it is set as the state which controlled the rotation of the flame | frame part 77, and the knee pad part 8 is hold | maintained in the position contact | abutted to the knee of the person X requiring assistance.

  Also, as shown in FIGS. 3, 4, and 7, the step of connecting the holder 6 attached to the body of the person requiring assistance X and the arm 5 stretched on the elevating member 4 through the attaching / detaching means 51. To do. Specifically, first, the lifting member 4 is moved up and down by moving the piston 16b of the first cylinder 16 so that the arm 5 is at the same height as the holder 6 attached to the body of the person X requiring assistance. Next, the telescopic part 19 is expanded and contracted so that the connecting part 52 on the arm 5 side faces the connecting part 53 on the holder 6 side, and the orientation of the connecting part 52 on the arm 5 side is adjusted by the orientation adjusting part 20. To do. In order to expand and contract the expansion / contraction part 19, the movement part 22 is moved along the core part 21, and when the movement part 22 is disposed at a predetermined position, the movement part 22 is fixed by the lock mechanism 23, and the connecting part on the arm 5 side. 52 is positioned. In addition, the orientation adjusting unit 20 adjusts the vertical direction of the connecting portion 52 by the vertical rotation mechanism 27 and adjusts the horizontal direction of the connecting portion 52 by the horizontal rotating mechanism 28. Next, the pin 57 of the connecting portion 52 on the arm 5 side is fitted into the pin hole 63 of the connecting portion 53 on the holder 6 side, and the bar member 61 of the connecting portion 52 on the arm 5 side is inserted into the pin 53 of the connecting portion 53 on the holder 6 side. It fits in the notch part 65, and both the connection parts 52 and 53 are connected.

  Next, as shown in FIG. 1 and FIG. 2, the person requiring assistance X grasps the pipe handle 55 with both hands, and the lifting member 4 is raised to lift the body of the person requiring assistance X and the footrest 7 is moved backward. And the step of raising the person requiring assistance X is performed. Specifically, the first cylinder 16 is operated, the piston 16 b protrudes upward, and the cylindrical member 14 of the elevating member 4 is pushed upward along the support column 3. When the tubular member 14 moves upward, the arm 5 stretched on the tubular member 14 moves upward, and the holder 6 connected to the arm 5 also moves upward. As the holder 6 moves upward, the trunk portion of the person requiring assistance X attached to the holder 6 is lifted and the person requiring assistance X stands up. At this time, the second cylinder 75 is operated to cause the piston 75 b to protrude rearward, thereby pushing the footrest 7 to which the tip of the piston 75 b is attached rearward and moving rearward along the rail 74. In this manner, the elevating member 4 is raised along the inclined support column 3, the arm 5 and the holder 6 are moved obliquely upward, and the footrest 7 is moved rearward, so that the person X requiring assistance is raised. The posture does not become a backward leaning posture but is in an upright state and becomes a stable standing posture.

  Next, after maintaining the above-mentioned standing posture of the person requiring assistance X and changing the person in need of assistance X or changing the wheelchair Y, the person who needs assistance X holds the pipe handle 55 with both hands. The elevating member 4 is lowered to lower the body of the person requiring assistance X and the footrest 7 is moved forward to perform the step of seating the person requiring assistance X on the wheelchair Y. Specifically, the first cylinder 16 is operated to lower the piston 16 b, and the cylindrical member 14 of the elevating member 4 is pulled downward along the support column 3. When the cylindrical member 14 moves downward, the arm 5 stretched on the cylindrical member 14 moves downward, and the holder 6 connected to the arm 5 also moves downward. As the holder 6 moves downward, the trunk portion of the person requiring assistance X attached to the holder 6 is lowered, and the person requiring assistance X is seated on the wheelchair Y. At this time, the second cylinder 75 is operated to move the piston 75 b forward, and the footrest 7 to which the tip of the piston 75 b is attached is pulled back and moved forward along the rail 74.

  Next, as shown in FIGS. 3 and 4, a process of separating the holder 6 and the arm 5 connected via the detaching means 51 is performed. Specifically, by lowering the lever 59, the pin 57 of the connecting portion 52 on the arm 5 side is pulled down, the pin 57 is pulled out from the pin hole 63, and the chest of the care recipient X to which the holder 6 is attached is slightly opened. Tilt backward, and the bar fitting portion 66 of the coupling portion 53 on the holder 6 side to be fitted is separated from the bar member 61 of the coupling portion 52 on the arm 5 side.

  Next, as shown in FIGS. 6 and 7, the foot of the person requiring assistance X placed on the footrest 7 is placed on the footboard of the wheelchair Y and the knee pad 8 is moved to assist the person requiring assistance. The process of separating from the knee is performed. Specifically, the foot of the person requiring assistance X is separated from the footrest 7 and the footboard of the folded wheelchair Y is spread and the foot of the person X requiring assistance is placed on the footboard of the wheelchair Y. In addition, the frame portion 77 is once pulled upward along the elongated hole 83 and the fitted recess 85 is pulled away from the fitting portion 86 to be rotatable, and then the frame portion 77 is rotated forward. Then, the lower end portion of the support member 78 is fitted between the fitting portion 86 and the lower end portion of the guard portion 70 so that the rotation of the frame portion 77 is restricted, and the knee pad portion 8 is moved from the knee of the person requiring assistance X. Hold away.

  Finally, a process of removing the holder 6 attached to the body of the care recipient X is performed. Specifically, both ends of the belt 47 fastened by the fastening bracket 48 are unwound, and the holder 6 is peeled off from the trunk portion of the person X requiring assistance.

  According to the standing assistance device 1 having the above-described configuration, the footrest 7 is provided with the guard portion 70 that prevents the foot of the person requiring assistance X from coming off the footrest 7. Even if the foot of the person requiring assistance X moves or slips while moving the platform 7, the foot of the person requiring assistance X hits the guard part 70 and is thrown out of the footrest 7. Absent. Thereby, it is possible to prevent the foot of the person requiring assistance X from being sandwiched between the footrest 7 and the base 2, and the safety of the standing assistance device 1 can be further improved.

  As mentioned above, although embodiment of the standing assistance apparatus based on this invention was described, this invention is not limited to above-described embodiment, In the range which does not deviate from the meaning, it can change suitably. For example, in the above-described embodiment, the guard portion 70 is erected only at the front end portion of the footrest 7. However, the present invention allows the guard portions to be erected on both sides of the footrest, respectively. You may provide a guard part so that the circumference | surroundings (except the back) of the footrest position on a mounting base may be enclosed.

  In the embodiment described above, the guard portion 70 is erected on the footrest. However, in the present invention, the guard portion may be attached to the frame portion that supports the knee pad portion, or placed on the floor. A guard portion may be erected on the placed base.

It is a side view for demonstrating embodiment of the standing assistance apparatus which concerns on this invention. It is a top view for demonstrating embodiment of the standing assistance apparatus which concerns on this invention. It is a top view of the arm and holder for demonstrating embodiment of the standing assistance apparatus which concerns on this invention. It is a side view of the arm and holder for demonstrating embodiment of the standing assistance apparatus which concerns on this invention. It is a figure which shows the knee pad part and guard part for describing embodiment of the standing assistance apparatus which concerns on this invention. It is a figure which shows the knee pad part for demonstrating embodiment of the standing assistance apparatus which concerns on this invention. It is a side view for demonstrating embodiment of the standing assistance apparatus which concerns on this invention.

Explanation of symbols

1 Standing assistance device 7 Footrest 7a Footrest position 70 Guard part X

Claims (1)

A standing assistance device for supporting the body of a person requiring assistance, causing the person requiring assistance to rise from a sitting state, and maintaining the standing state,
A footrest that is movably arranged in the front-rear direction and on which the foot of the person requiring assistance is placed is provided, on the front or side of the footrest position on the footrest, the foot of the person requiring assistance is the footrest. A stand-up assisting device, comprising a guard portion for preventing the footrest from coming off.

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