TW201941757A - Walking aid - Google Patents

Abstract

The purpose of the invention is to provide a walking aid with lifting and lowering mechanism with improved durability and a support member with improved lifting and lowering capability and improved turning capability. The walking aid includes a base 2, a movement means 3, a standing and sitting assisting means 4, and a connecting means 5 for connecting a harness worn by a user to the standing and sitting assisting means 4, the standing and sitting assisting means 4 includes a fixed support 6 that is provided on the base 2, a lifting and lowering member 7, a lifting and lowering drive means 8, and a lifting and lowering guiding means 9, the lifting and lowering member 7 includes a lifting and lowering body 10 that is connected to the lifting and lowering drive means 8 and ascends and descends and a support member 20 that is attached to the lifting and lowering body via a hinge 70, the support member 20 includes a movable support 21 and a support rest 22, the movable support 21 has a slider 23 on a lower end and is connected to the lifting and lowering body 10 via the hinge 70, and the lifting and lowering guiding means 9 is attached to the fixed support 6 and has a guide groove 91 that guides the slider 23 of the movable support 21 when the support member 20 ascends and descends.

Description

Walking support device

The present invention relates to a walking support device having a support function for standing and sitting.

Conventionally, a walking support device having a support function for standing and sitting is known (Patent Document 1).
The walking support device disclosed in Patent Document 1 includes a support member including a support (moving support) and a support base provided at an upper end of the support to support a user; and a support member rotation movement mechanism, which is continuous The operation of moving the support member upward while rotating the support member upward while rotating the support member from the inclined state to the vertical state and moving the upper surface of the support base from the inclined state to the horizontal state is performed.
The support member rotating and moving mechanism includes a first support shaft (rotation center axis) provided at a lower end side of a support member's pillar, and a second support shaft (slider) provided closer to the first support shaft. The upper end side of the pillar; the first fixed frame (fixed pillar) includes a first guide groove for guiding the first shaft in a vertical direction; the second fixed frame includes a second guide groove, and the second guide The groove is guided in a vertical direction after the second shaft is guided in an oblique direction inclined from the rear of the device toward the front of the device; and the drive mechanism includes a pinion with the first shaft as the center of rotation, A rack that the pinion gear meshes with, and a driving source that rotates the pinion gear.
[Antecedent Patent Literature]
[Patent Literature]

Patent Document 1: Japanese Patent Application Laid-Open No. 2017-225504

[Problems to be Solved by the Invention]

However, in the walking support device disclosed in Patent Document 1, when the first support shaft (rotation center shaft) provided at the lower end of the support (moving support) of the support member is rotated, the support device provided on the first support shaft is small. The gear rotates while meshing with a rack provided on the first fixed frame (fixed support). That is, since it is configured to perform the raising and lowering operation of the supporting member and the turning operation of the supporting member at the same time, when supporting the standing and seating operation, the turning load during the raising and lowering operation of the supporting member becomes large, and the durability of the raising and lowering mechanism of the supporting member is increased. Or there is room for improvement in the lifting action performance of the supporting member and the rotating action performance of the supporting member.
The present invention provides a walking support device that improves the durability of a lifting mechanism of a support member, the performance of lifting and lowering the support member, and the performance of rotating the support member.
[Means for solving problems]

The walking support device for supporting walking of the user of the present invention is a walking support device for supporting walking of the user, which includes: a base; a moving means provided on the base; a stand-seat action supporting means provided on the base; and a link Means are means for connecting the dressing pieces worn by the user and the stand-seat action support means; stand-seat action support means are to support the actions of the user connected through the dressing piece and the linking means when standing from the seated position, and through dressing Means for connecting the user and the linking means when the user is seated from a standing state; the standing and seating motion support means includes: a fixed pillar, which is arranged to stand from the front of the base; a lifting member; a lifting driving means, The lifting member lifts the lifting member along the pillar; and the lifting guide means; the lifting member includes: a lifting body connected to the lifting driving means to perform a lifting operation; and a supporting member rotatably mounted on the lifting body via a hinge. And support the user; the supporting members include: a movable pillar, which is in the direction along the fixed pillar Long; and a support base, which is provided to extend rearward from the upper end side of the movable pillar; the movable pillar is provided with a slider on the lower end side, and the central side in the up-down direction is connected to the lifting body through a hinge, and is configured as an upper and lower side The hinge can be pivoted in the front-rear direction using the hinge as the center of rotation; the lifting guide means is installed on the fixed pillar and has a guide groove for guiding a slider provided on the lower side of the movable pillar when the supporting member is raised and lowered; In order to move the sliding member guided by the guide groove when the supporting member is raised and lowered, the movable pillar is rotated through the hinge. At the lowest position of the supporting member, the rear end portion of the supporting seat is provided with a connecting means for connecting with the clothing. Since it is located below the front end of the support base, a walking support device can be provided. The walking support device improves the durability of the lifting mechanism of the supporting member, the lifting operation performance of the supporting member, and the rotating operation performance of the supporting member.
In addition, the movable pillar is detachably mounted on a bearing portion provided on the movable pillar and receiving the pivot center axis of the hinge, or a slider provided on the movable pillar and engaged with the guide groove is configured to change the hinge. The distance between the center axis of rotation and the slider, the lifting guide means is configured to change the mounting position to the fixed pillar in the up-down direction, so a walking support device can be provided. The position of the connecting means of the rear end of the support seat at the lowest position is changed to suit the behavior of the user or the preference of the user.
In addition, as the lifting guide means, a plurality of lifting guide means having different shapes of the guide grooves are provided. The lifting guide means having different shapes of the guide grooves are configured to be replaceable to the fixed pillars, so a walking support can be provided. Device, the walking support device can select the movement trajectory of the connecting means accompanying the movement of the supporting member when it is raised and lowered to suit the user's behavior or user preference, and can support the user's behavior or user preference Standing and sitting action.
In addition, lifting guide means are provided on the left and right of the fixed pillar, and sliders are provided on the left and right of the moving pillar, and the left and right sliders are guided and moved by the guide grooves of the left and right lifting guide means. At the time of raising and lowering, since the left and right sides of the movable pillar are supported by the engagement of the slider and the guide groove, it is possible to provide a stable and reliable raising and lowering operation of the supporting member, that is, walking support for the stand-up support operation. Device.
In addition, since the fixed pillar system is provided to stand obliquely forward from the front of the base, the support seat moves obliquely forward while supporting the standing movement, so the user can perform a more oblique forward standing A natural standing motion provides a walking support device that allows a user to easily perform a standing motion.

Embodiment 1

As shown in FIG. 1, the walking support device 1 according to the first embodiment is configured to include: a base 2; a moving means 3 provided on the base 2; a standing and sitting motion support means 4 provided on the base 2; and a connecting means 5 , Is a piece of clothing B, such as trousers, which is worn by the user A and the stand-seat action support means 4.
In addition, hereinafter, the front side of the user A who needs a caregiver, a disabled person, a rehabilitation trainer, etc. who uses the walking support device 1 is defined as "front", the left side is defined as "left", and the right side is defined as " Right ", and the rear side is defined as" back "for explanation.

The base 2 is constituted by a chassis in which, for example, an iron pipe having a circular cross section is formed in a shape such as a concave shape or a U shape. The underframe is viewed from the upper side, and is configured such that the lower side of the concave or U-shape is located in front of the walking support device 1, and the upper sides of the left and right sides of the concave or U-shape are located behind the walking support device 1. Indented or U-shaped.
That is, the base 2 is configured to include a left base portion 2a forming a left base, a right base portion 2b forming a right base, and a front base portion 2c forming a front base.

The moving means 3 is composed of, for example, a plurality of turning casters (free casters) 31, 31,....
The turning casters 31 are mounted on the forks 34 so as to be rotatable via a shaft 33 extending parallel (horizontally) to a road surface R such as a floor surface, and are extended vertically via the road surface R. A structure in which a shaft 35 is rotatable and a fork 34 is mounted on the base 2 via a mounting base 36.
For example, as the rotation caster 31, a caster having a drum brake unit is used.
As shown in FIG. 1, for example, the casters 31 are provided at the rear end side of the left side of the chassis 2a, the rear end side of the right side of the chassis 2b, and the left and right sides of the front side 2c of the chassis, respectively.

The stand-seat action support means 4 supports the action when the user A who is connected to the linking means 5 via the wearing piece B stands from the seated state, and the user A who is connected to the linking means 5 via the wear piece B from the standing state. Means of action at the time of writing.
This stand-seat action support means 4 includes a fixed pillar 6 provided to stand vertically from the center side on the left and right of the front part 2c of the chassis 2 of the base 2; a lifting member 7; a lifting driving means 8 for lifting the member 7 is raised and lowered along the fixed pillar 6; and the lifting guide means 9 is detachably mounted on the fixed pillar 6.

The fixing pillar 6 is formed in a corner pillar shape, for example, and the lower end side is fixed to the left and right center sides of the chassis front portion 2c by fixing means such as mounting brackets, bolts, and nuts, which are not shown in the figure.

As shown in FIG. 2, the elevating member 7 includes an elevating body 10 that is connected to the elevating driving means 8 and performs an elevating operation; and a supporting member 20 that is rotatably attached to the elevating body 10 via a hinge 70.

As shown in FIGS. 2 and 3, the elevating driving means 8 is composed of, for example, a ball screw mechanism 81 provided on the rear surface 61 of the fixed support 6.
As shown in FIG. 3, the ball screw mechanism 81 is configured to include: a screw shaft 82, which is arranged to be opposed to and extend in a vertical direction in parallel with the rear surface 61 of the fixed pillar 6; a motor 83, which rotates the screw shaft 82; The motor frame 84 is used to fix the motor 83 and is fixed to the fixed pillar 6; the bearing device 85 is fixed to the fixed pillar 6 and rotatably supported by a rotating shaft portion formed at the lower end of the screw shaft 82; the cup ring 86 Are connected to the lower end of the rotating shaft portion formed at the lower end of the screw shaft 82 and the rotating shaft of the motor 83; and the nut 87 is mounted on the screw shaft 82 and moves in the vertical direction by the rotation of the screw shaft 82.

The lifting body 10 is composed of: a nut 87 that is mounted on the screw shaft 82 and moves in the vertical direction by the rotation of the screw shaft 82; and a rotation support plate 88 that is mounted on the back of the nut 87 and Extend left and right.
Therefore, the rotation of the motor 83 of the ball screw mechanism 81 is transmitted to the screw shaft 82 via the cup ring 86 and the screw shaft 82 rotates, thereby lifting and lowering the lifting body 10 constituted by the nut 87 and the rotation support plate 88. As is well known, the ball screw mechanism 81 is provided so that a plurality of balls not shown in the figure are interposed between the screw shaft 82 and the nut 87. Since the structure reduces the friction between the screw shaft 82 and the nut 87, the lifting body 10 Lift smoothly.

The support member 20 includes a movable pillar 21 extending in the direction along the fixed pillar 6 and a support base 22 provided to extend rearward from the upper end side of the movable pillar 21 and support the user A.

The movable stay 21 is formed of, for example, a plate extending in the vertical direction. The lateral width dimension of the plate forming the movable pillar 21 is formed to be shorter than the lateral width dimension of the fixed pillar 6 in the lateral direction.
The movable support 21 includes, for example, sliders 23 and 23 provided so as to protrude from left and right side surfaces 27 and 27, respectively, and connects the left and right side front surfaces on the center side in the vertical direction with the lifter 10 via a hinge 70.

The upper surface 24 of the movable pillar 21 includes: a power main switch 41 for a power switch, which is used to switch the power supply to the electric components of the walking support device 1; and a switch 42, which is used to switch the walking support The device 1 supports standing motions or supports seating motions.
The upper surface 24 of the movable pillar 21 is, for example, an inclined surface extending downward from the front toward the rear.

The support base 22 is configured to extend from the upper end side of the movable stay 21 in the left-right direction, and then the left-right side is extended rearward. That is, the support base 22 is used for the user A to place the left and right front wrists or the user A to hold the user with the left and right hands, and is a part that supports the user A from below. When the support base 22 is viewed from the upper side, like the base 2, the lower side of the concave or U shape is located in front of the walking support device 1 and is connected to the upper end side of the movable pillar 21, and the left and right sides of the concave or U shape are connected. The upper side of the rear side is located in an inverted concave shape or an inverted U shape behind the walking support device 1.
The upper surface 22t of the support base 22 is formed, for example, as a flat surface, and is connected to the upper end side of the movable pillar 21 so as to reach the highest position during lifting (see FIGS. 4 (a), 5 (c), etc.). . That is, the support base 22 is connected to the upper end side of the movable pillar 21 so that the angle between the upper surface 22t of the support base 22 and the central axis of the movable pillar 21 becomes a right angle.

The hinge 70 is, for example, as shown in FIG. 2 and FIG. 3, and is composed of the following members. One pair of bearing brackets 71 and 71 are respectively provided on the rear faces 89 on the left and right sides of the rotation support plate 88 and face each other. One of the other pair of bearing brackets 72 and 72 is provided on the front and left sides 25 of the movable support 21 on the left and right sides of the center side in the up-down direction, and faces each other; and the center shaft 73 is provided Bearing holes that penetrate through the four bearing brackets 71, 71, 72, 72 are fixed to one pair of bearing brackets 71, 71, or to the other pair of bearing brackets 72, 72.
Therefore, when the lifting body 10 is being raised and lowered, the bearing brackets 72 and 72 of the movable pillar 21 rotate around the rotation center axis 73 as the rotation center, and the movable pillar 21 rotates along the vertical plane with the rotation center axis 73 as the rotation center. As a result, the upper and lower sides of the movable pillar 21 are moved in the front-rear direction.
That is, the movable pillar 21 is configured such that the center side in the up-down direction is connected to the lifting body 10 via the hinge 70, and the up-and-down side is swingable in the front-rear direction with the hinge 70 as a rotation center.

The lifting guide means 9 includes a plate portion 90 and a guide groove 91 formed in the plate portion 90. That is, the plate portion 90 is formed of a plate material whose plate surface is extended in the front-rear direction and the up-down direction, and is mounted on the fixed pillar by a bolt 96 or the like in a state where the front plate surface is in contact with the side surface 62 of the fixed pillar 6. The side surface 62 of 6 and the guide groove 91 guide the slider 23 provided on the lower end side of the movable support 21 when the support member 20 is raised and lowered.
That is, the elevating guide means 9 is composed of a plate material forming a guide groove 91 which is entered by a slider 23 provided at the lower end side of the movable support 21 and guides the slider when the support member 20 is raised and lowered. 23 of the up and down movement.

In addition, the mounting structure of the lifting guide means 9 to the side 62 of the fixed pillar 6 is, for example, as shown in FIG. 1, as long as it is configured to include the following members, screw holes 95 are formed on the side 62 of the fixed pillar 6. The through hole or screw hole (not shown) is formed in the lifting guide 9 for the bolt 96 to pass through; and the bolt 96 is passed through the through hole or screw hole and is locked to the screw hole of the fixed pillar 6 95.
Alternatively, the mounting structure of the elevating guide means 9 composed of the following components can also be adopted. The screw shaft outside the figure is provided to protrude from the side 62 of the fixed pillar 6. The through hole outside the figure is for the purpose of The screw shaft passes through and is formed on the lifting guide means 9; and the nut (not shown) is screwed with the screw shaft passing through the through hole and is locked to the plate surface of the plate portion 90 of the lifting guide means 9.

The guide groove 91 has a configuration in which the upper side guide groove 92, the central side guide groove 93, and the lower side guide groove 94 are continuous, as shown in FIG. 2, for example.
In a state where the plate portion 90 constituting the elevating guide means 9 is mounted on the fixed pillar 6, the upper side guide groove 92 is formed by a groove extending in a vertical direction away from the fixed pillar 6, and the lower side guide groove 94 is formed by A groove extending in the vertical direction at a position closer to the fixed pillar 6 than the upper side guide groove 92. The central side guide groove 93 is formed by an inclined groove connecting the lower end of the upper side guide groove 92 and the upper end of the lower side guide groove 94. form.

In addition, as shown in FIG. 1, the elevating guide means 9 are respectively mounted on the left and right side surfaces 62 and 62 of the fixed pillar 6, and the slider 23 is provided to protrude from the left and right side surfaces 27 and 27 of the lower end side of the movable pillar 21. The left and right sliders 23 and 23 are configured to be guided and moved by the guide grooves 91 and 91 of the left and right lifting guide means 9 and 9.
Therefore, when the support member 20 is raised and lowered, because the left and right sides of the movable pillar 21 are supported by the engagement of the slider 23 and the guide groove 91, the support member 20 can be raised and lowered stably and reliably. That is, the walking support device 1 for the stand-up support operation.

According to the walking support device 1 configured as described above, the lifting body 10 is raised and lowered by the drive motor 83, and the support member 20 rotatably connected to the lifting body 10 via the hinge 70 is raised and lowered. During this lifting operation, the slider 23 provided on the lower end side of the movable support 21 of the support member 20 is guided and moved by the guide groove 91 of the lifting guide means 9.

As shown in FIG. 5, when the user A who is wearing the clothing B is standing from a seated position D such as a bed or a chair to support the standing motion, first, the motor 83 is driven, as shown in FIG. 5 (a As shown in the figure, by lowering the movable pillar 21 to the lowest position, the support base 22 is set in a state of tilting downward toward the rear. Then, after connecting the connecting portions C and C with the connecting means 5 and 5, the switch 42 is set to the upper side (up), and the connecting portions C and C are provided on the left and right sides of the dressing piece B worn by the user A. The retaining means 5 and 5 are hooks and the like provided on the left and right rear ends of the support seat 22, which are located on the left and right sides of the waist of the user A who has been seated in the seat D. As a result, the motor 83 is driven, and the nut 87 connected to the screw shaft 82 is raised. Therefore, since the support member 20 rotatably connected to the nut 87 via the rotation support plate 88 and the hinge 70 also rises, the user A connected to the support base 22 of the support member 20 also moves upward (see FIG. 5 (b ), (C)). That is, a standing support operation is performed.

As shown in FIG. 6 and FIG. 7, when the support member 20 is raised, the slider 23 inclined from the movable support 21 to the movable support 21 is located at the lower end of the guide groove 91, and the upper end of the movable support 21 starts to rise behind the lower end. . When the slider 23 moves in the lower-side guide groove 94 extending in the vertical direction, the movable stay 21 rises while maintaining the inclined state. When the slider 23 moves in the central side guide groove 93 which is an inclined groove extending obliquely upward from the upper end of the lower side guide groove 94 to the upper rear side, the movable stay 21 passes through the hinge so as to gradually approach the vertical state from the inclined state. 70 rises as it turns. On the other hand, when the slider 23 moves in the upper-side guide groove 92 extending vertically from the upper end of the center-side guide groove 93, the movable stay 21 rises while maintaining the vertical state.
Therefore, for example, when the support base 22 is mounted on the upper end side of the movable support 21 so that the upper surface 22t of the support support 22 becomes a surface orthogonal to the extending direction of the movable support 21, the support support 22 will follow The upper surface 22t rises from a state inclined from the rear end to the upper side, and the upper surface 22t gradually approaches the level, and after the upper surface 22t becomes a horizontal plane, the upper surface 22t is still in a horizontal plane.
That is, the support base 22 is raised while changing the posture as shown in e to a illustrated in FIGS. 6 and 7.

Conversely, when the user A who is connected to the support base 22 via the connecting means 5 and 5 and the connecting portion C is seated in the sitting portion D while supporting the sitting operation, the switch 42 is set to the lower side ( decline). As a result, the motor 83 is driven, and the nut 87 connected to the screw shaft 82 is lowered. Therefore, since the support member 20 rotatably connected to the nut 87 via the rotation support plate 88 and the hinge 70 is also lowered, the user A connected to the support base 22 of the support member 20 also moves downward.
When the support member 20 is lowered, it moves in the opposite direction to that during the support standing motion. That is, the support base 22 is lowered while changing the posture as shown by a to e shown in FIGS. 6 and 7.

That is, at the lowest position of the support member 20 (refer to FIG. 4 (b), FIG. 5 (a), etc.), it is configured to be provided to be connected to the connection portions C and C provided on the dressing piece B worn by the user A. The rear end portion of the support base 22 of the coupling means 5 and 5 is located below the front end portion of the support base 22. Therefore, when supporting the standing motion, the connecting means 5, 5 provided at the rear end of the support base 22 can be brought close to the connecting parts C, C of the dressing piece B of the user A who is seated in the seating part D, Therefore, the work of connecting the connection means 5 and 5 with the connection parts C and C can be performed easily. In addition, when supporting the seating action, the connecting means 5, 5 provided at the rear end of the support seat 22 can be brought close to the position of the seating part D, because the user A is seated at the seating part D, Since the user A is connected to the support base 22, the user A can perform the seating operation with peace of mind. In addition, after the user A is seated in the seating portion D, the operation of unlinking the linking means 5 and 5 from the linking portions C and C can be easily performed.

In addition, when supporting a standing movement, the user A can perform a change in posture while supporting the seat 22 of the supporting member 20 in a state of descending from the rear end to gradually rise in accordance with the standing movement of the user A. Standing action of nature.
When supporting the seating action, the support member 20 is gradually lowered from the upper surface 22t of the supporting seat 22 to a level or close to the horizontal state. As the method changes its posture, it descends, so User A can perform a natural seating action.

According to the first embodiment, the supporting member 20 has a structure that is connected to a nut 87 that is raised and lowered by a ball screw mechanism 81 that is a lifting mechanism that is a lifting mechanism through a hinge 70, and is configured to perform separate operations based on the screw shaft 82 and the nut. The lifting operation of the screwed support member 20 and the rotation operation of the support member 20 via the hinge 70.
Therefore, as shown in Patent Document 1, compared with a walking support device that does not include a hinge as a turning mechanism that rotates the support member, and is configured to perform the lifting and lowering operations of the support member and the rotation of the support member at the same time, In the first aspect, a walking support device 1 having improved durability of the lifting mechanism, lifting performance of the support member 20, and improved rotation performance of the support member 20 can be obtained.
Embodiment 2

The distance between the center axis of rotation of the hinge 70 and the slider 23 can be changed.
For example, it is possible to change the mounting position of the bearing bracket 72 provided on the movable pillar 21 and connected to the rotation center shaft 73 of the hinge 70 or the slider 23 provided on the lower end side of the movable pillar 21 for the movable pillar 21. The mounting position is configured such that the mounting position of the lifting guide means 9 to the fixed pillar 6 can be changed in the up-and-down direction, whereby the distance between the rotation center axis 73 of the hinge 70 and the slider 23 can be changed.
In addition, the mounting position of the bearing bracket 72, the mounting position of the slider 23, and the mounting position of the lifting guide means 9 need only be formed in advance at the mounting target positions of the bearing bracket 72, the slider 23, and the lifting guide means 9. It suffices to use screw holes such as bolts for mounting the bearing bracket 72, the slider 23, and the lifting guide means 9.

For example, as shown in FIG. 8, if the distance between the center axis of rotation of the hinge 70 and the slider 23 is shorter than the walking support device 1 (see FIG. 2) of the first embodiment, as shown in FIGS. 9 and 10 At the lowest position of the support member 20, the inclination angle of the movable pillar 21 (the angle between the vertical plane (the rear surface of the fixed pillar 61) and the extending direction of the movable pillar 21) can be made larger than the walking support device 1 of the first embodiment. That is, the connecting means 5 at the rear end portion of the support base 22 can be made lower than the walking support device 1 of the first embodiment, and a walking support device 1 that can cope with the user A and the like of the seat height can be provided.
On the other hand, if the distance between the center axis of rotation of the hinge 70 and the slider 23 is longer than that of the walking support device 1 (see FIG. 2) of the first embodiment, the movable pillar can be moved at the lowest position of the support member 20. The inclination angle of 21 is smaller than that of the walking support device 1 of the first embodiment. That is, the position of the connecting means 5 at the rear end portion of the support base 22 at the lowest position of the support base 22 can be set higher, and a walking support device 1 capable of coping with a user A or the like having a high seat can be provided.
That is, the position of the connecting means 5 at the rear end portion of the support base 22 at the lowest position of the support member 20 can be changed to suit the behavior of the user A or the preference of the user A.

In addition, according to the second embodiment, if the movement trajectory of the connecting means 5 accompanying the movement of the support member 20 in the first embodiment in the ascent and descent does not conform to the behavior of the user A, or does not conform to the preference of the user A, etc., The movement trajectory of the connecting means 5 accompanying the movement of the support member 20 in the first embodiment can be changed. That is, the movement trajectory of the connection means 5 accompanying the movement of the support member 20 when it is raised and lowered can be changed to suit the behavior of the user A or the preference of the user A.
Embodiment 3

As the elevating guide means 9, a structure having a plurality of elevating guide means 9 having different shapes of the guide grooves 91 is adopted, and a plurality of elevating guides having different forms of the guide grooves 91 are replaceably mounted on the fixed pillar 6 The structure of the induction means 9. Thereby, it is possible to provide a standing and sitting motion according to the preference of the user A.
In addition, as shown in FIG. 11, for example, the mounting structure for attaching the elevating guide means 9 to the fixed pillar 6 may be a structure including the following members. The screw hole 95 is formed on the fixed pillar. The side surface 62 of 6; the through hole or screw hole (not shown) is formed in the lifting guide 9 for passing the bolt 96; and the bolt 96 passes through the through hole or screw hole and is locked to the fixed pillar 8 的 孔 孔 95。 Screw holes 95.

The walking support device of Patent Document 1 supports the case of standing and seated motion in a state where the clothing worn by the user and the connecting means (human hanging point 28) provided on the support base are connected, because the support member ( 2) The movement trajectory of the linking means accompanying the movement during lifting (the movement trajectory shown by the arrow group X in FIG. 4 (a) of Patent Document 1) is fixed. The movement of the support seat and the method of moving the connecting means are not in accordance with the user's behavior or the user's preferences, nor can it change the trajectory of the connecting means accompanying the movement of the supporting member (2) when it is raised and lowered. .
On the other hand, in the third embodiment, the lifting guide means 9 having a different shape replaced with the guide groove 91 is a connecting means accompanying the operation of the support member 20 in the first or second embodiment when the support member 20 is raised and lowered. The movement trajectory of 5 does not conform to the behavior of the user A, or does not conform to the preferences of the user A. For example, as shown in FIG. 12 and FIG. 13, the lifting and lowering of the support member 20 in Embodiment 1 or Embodiment 2 can be changed. The movement trajectory of the linking means 5 is accompanied by the current movement. Therefore, since the movement trajectory of the linking means 5 accompanying the movement of the support member 20 when it is raised and lowered can be selected to suit the behavior of the user A or the preference of the user A, it is possible to provide support for the behavior corresponding to the user A or The walking support device 1 of the user A's favorite sitting and sitting motion.
Embodiment 4

For example, in FIG. 2, the straight line connecting the central axis of the bolt 96 that fixes the lifting guide 9 to one of the fixed pillars 6 and the central axis of the other bolt 96 as the radius is formed at the center of one bolt 96 A plurality of mounting portions of the other bolts 96 (screw holes 95 formed on the side 62 of the fixing post 6) are provided on an arc with the axis as the center, or a circle centered on the center axis of the other bolt 96 is formed A plurality of mounting portions for bolts 96 (screw holes 95 formed in the side surface 62 of the fixing post 6) are provided on the arc. In this way, by changing the mounting portion (mounting position) of the other bolt 96 or the mounting portion (mounting position) of the one bolt 96, the direction of the guide groove 91 of the lifting guide 9 can be changed, and the The movement trajectory of the linking means 5 accompanying the movement of the support member 20 during the raising and lowering is changed.
Therefore, according to Embodiment 4, by changing the mounting portion (mounting position) of the bolt 96 that fixes the elevating guide means 9 to the other side of the fixed pillar 6, or changing the mounting portion (mounting position) of one bolt 96, Since the movement trajectory of the connecting means 5 accompanying the movement of the support member 20 during the ascent and descent can be changed to suit the behavior of the user A or the preference of the user A, support can be provided for the behavior of the user A or the user A Favorite walking support equipment for standing and sitting action 1.
Embodiment 5

Embodiments 1 to 4 are provided by way of example with fixed pillars 6 provided so as to stand vertically from the center side on the left and right of the chassis front portion 2c, that is, those provided so as to stand vertically from the front of the base 2 As shown in FIG. 14 to FIG. 20, the walking support device 1 for fixing the pillar 6 may be a walking support device 1 including a fixing pillar 6A provided to stand obliquely forward from the front of the base 2.
In addition, FIG. 14 corresponds to the diagram of FIG. 1, FIG. 15 corresponds to the diagram of FIG. 2, FIG. 16 corresponds to the diagram of FIG. 6, FIG. 17 corresponds to the diagram of FIG. 8, and FIG. 18 corresponds to the diagram of FIG. 9. FIG. 19 is a view corresponding to FIG. 11, and FIG. 20 is a view corresponding to FIG. 12. In each corresponding view, since the configuration other than the fixed pillars 6 and 6A is the same, the configuration other than the fixed pillars 6 and 6A is the same. Components are given the same reference numerals, and descriptions thereof are omitted.
According to the walking support device 1 according to the fifth embodiment, the fixed support 6A is configured to stand obliquely forward from the front of the base 2. Therefore, when supporting the standing movement, it is located at the rear end portions around the support base 22. The connecting means 5, 5 provided are moved to stand obliquely forward as shown in FIG. 16, FIG. 18, and FIG. 20, so that the user A can perform a more natural standing action standing obliquely forward, and the user A can easily Perform a standing motion.

In addition, the moving means 3 may be a moving means other than a wheel. For example, instead of a wheel, a moving means including a ball caster, a track, and the like may be used as long as it is a moving means configured to apply a brake.

1‧‧‧ walking support device

2‧‧‧ base

3‧‧‧ means of movement

4‧‧‧ Stand and seat movement support means

5‧‧‧ Means of connection

6‧‧‧ fixed pillar

7‧‧‧ Lifting member

8‧‧‧ Lift driving means

9‧‧‧ Lifting guidance means

10‧‧‧ Lifting body

20‧‧‧ support member

21‧‧‧ movable pillar

22‧‧‧ support

23‧‧‧ Slide

70‧‧‧ hinge

72‧‧‧Bearing Department

91‧‧‧Guide

A‧‧‧User

B‧‧‧ Clothing

[Fig. 1] A perspective view of a walking support device viewed obliquely from the rear side.

FIG. 2 is a side view of the walking support device viewed from the left lateral side.

[Fig. 3] A view of the walking support device viewed from the rear side.

[FIG. 4] A perspective view of the walking support device viewed from the oblique front side when the support base of the walking support device is at the highest position and the support base is at the lowest position.

[Fig. 5] An operation explanatory diagram when the walking support device supports a standing and sitting motion.

[FIG. 6] It is a figure which shows the posture change of the support base of the support member of a walking support apparatus at the time of raising / lowering by an imaginary line.

[Fig. 7] A diagram showing a process of changing the posture of the support base of the support member of the walking support device during lifting.

[FIG. 8] A side view of the walking support device viewed from the left lateral side.

[FIG. 9] It is a figure which shows the change of the attitude | position of the support base at the time of raising / lowering of the support member of a walking support device with an imaginary line.

[Fig. 10] A diagram showing a process of changing the posture of the support base of the support member of the walking support device during lifting.

Fig. 11 is a side view of the walking support device as viewed from the left lateral side.

[FIG. 12] A diagram showing the posture change of the support seat when the support member of the walking support device is raised and lowered with an imaginary line.

[Fig. 13] A diagram showing a process of a posture change of a support base of a support member of a walking support device during lifting.

14 is a perspective view of a walking support device as viewed obliquely from the rear side.

15 is a side view of the walking support device viewed from the left lateral side.

[FIG. 16] It is a figure which shows the posture change of the support base at the time of raising / lowering of the support member of a walking support device with an imaginary line.

17 is a side view of the walking support device viewed from the left lateral side.

[FIG. 18] It is a figure which shows the posture change of the support base of the support member of a walking support apparatus at the time of raising / lowering by an imaginary line.

19 is a side view of the walking support device viewed from the left lateral side.

[FIG. 20] It is a figure which shows the posture change of the support base at the time of raising / lowering of the support member of a walking support device with an imaginary line.

Claims (5)

A walking support device is a walking support device that supports the walking of a user, and is characterized by: Including: base; moving means set on the base; stand-seat action support means set on the base; and linking means, which connects the dressing pieces worn by the user and the stand-seat action support means; The stand-seat action support means is a means to support the action when the user connected through the wearing piece and the linking means stands up from the seated state, and the action when the user connected through the wearing piece and the linking means sits up from the standing state. ; The stand-seat action support means includes: a fixed pillar configured to stand from the front of the base; a lifting member; a lifting driving means for lifting the lifting member along the pillar; and a lifting guide means; The lifting member includes: a lifting member connected to a lifting driving means to perform a lifting action; and a supporting member rotatably mounted on the lifting member via a hinge and supporting a user; The supporting member system includes: a movable pillar extending in a direction along the fixed pillar; and a supporting seat configured to extend rearward from the upper end side of the movable pillar; The movable support is provided with a slider on the lower end side, and the central side in the up-down direction is connected to the lifting body via a hinge, and is configured to be swingable in the front-back direction with the hinge as the rotation center; The lifting guide means is installed on the fixed pillar and has a guide groove that guides a slider provided on the lower end side of the movable pillar when the supporting member is raised and lowered; When the support member is raised and lowered, the slider is guided and moved by the guide groove, whereby the movable pillar is rotated through the hinge, and at the lowest position of the support member, the rear end of the support seat is provided with a connecting means to connect the clothing. The portion is located below the front end portion of the support base. For example, the walking support device of the scope of application for patent No. 1 The movable pillar is detachably mounted on a bearing portion provided on the movable pillar and receiving the pivot center axis of the hinge, or a slider provided on the movable pillar and engaged with the guide groove is configured to change the pivot center of the hinge. The distance between the shaft and the slider; The elevating guide means is configured to change the mounting position to the fixed pillar in the vertical direction. For example, the walking support device of the scope of patent application No. 1 or 2, as the lifting guide means, there are a plurality of lifting guide means with different shapes of the guide grooves, and the lifting guide means with different shapes of the guide grooves are constituted as Replaceable fixed pillar. For example, a walking support device according to any of claims 1 to 3, wherein lifting guide means are provided on the left and right sides of the fixed pillar, and sliders are provided on the left and right sides of the moving pillar, and the left and right sliders are configured to be left and right. It is guided and guided by the guide means for lifting. For example, the walking support device according to any one of claims 1 to 4, wherein the fixed support is arranged to stand obliquely forward from the front of the base.