JP2005237578A - Lift bathtub with weight - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lift bathtub with a weight permitting the safe bathing and miniaturization of the lift bathtub. <P>SOLUTION: A lift device 4 for assisting bathing and the bathtub 3 are mounted on a base 5, and the weight 24 is disposed on the bathtub 3 side. The weight 24 is attached to the bathtub 3 and the attached position can be changed. The lift device 4 for assisting bathing mounted on the base 5 can be rotated at the angle of 180 degrees to be mounted again. The lift deice 4 consists of a lift part 6 and a chair part 2 mounted on the lift part 6. The weight 24 is disposed on the opposite side from the chair part 2 moved to the outside of the bathtub 3 with a support 12 of the lift part 6 disposed in-between. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a lift tub with a weight that assists physically disabled people, elderly caregivers, and the like (hereinafter referred to as bathers) with a bath using a lift device for bathing.

In the prior art disclosed in Japanese Patent Laid-Open No. 10-230006, a weight is provided inside the bathing apparatus main body. The bather is placed on the chair for bathing, the arm is rotated, and the chair is rotated to cross the upper edge of the side wall of the bathtub. This bathing apparatus can be installed very easily around an existing bathtub.
Japanese Patent Laid-Open No. 10-230006

  According to the conventional device, a bathing device provided with a weight is placed beside the bathtub, and the weight is provided in this bathing device, so that the weight occupies a large volume of the bathing device, and the shape of the weight There were restrictions on the weight and the design freedom was low.

The present invention is a lift tub with a weight in which a lift device 4 for bathing assistance and a bathtub 3 are provided on a base 5 and a weight 24 is disposed on the bathtub 3 side.
Further, the weight 24 is attached to the base 5 or the bathtub 3 and can be rearranged.
Furthermore, the lift device 4 for bathing assistance attached to the base 5 can be reattached by turning 180 degrees.
Furthermore, the lift device 4 has the chair portion 2 attached to the lift portion 6, and the weight 24 sandwiches the column 12 of the lift portion 6 from the chair portion 2 moved to the boarding / exiting position outside the bathtub 3. It is arranged on the opposite side.

  In the present invention, a lift device 4 for bathing assistance and a bathtub 3 are provided on a base 5, and a weight 24 is disposed on the bathtub 3 side. With this configuration, it is possible to prevent an inconvenient situation in which the lift portion 6 falls when the bather moves to the seat portion 20. Moreover, since the weight 24 is arrange | positioned in the dead space under the edge of the bathtub 3, space saving can be achieved and it is convenient. Furthermore, since the weight 24 is arranged on the bathtub 3 side, there is a degree of freedom in the shape and weight of the weight 24, which is convenient in design.

  Since the weight 24 according to the present invention is easily attached to and detached from the base 5 or the bathtub 3 and can be rearranged, it is convenient when the lift device 4 is changed in the reverse direction. In addition, when transferring the lift tub 1 with a weight, if the weight 24 is appropriately removed, the labor involved in the transfer can be reduced, which is convenient.

  In the present invention, the lift device 4 attached to the base 5 can be rotated 180 degrees and reattached. Therefore, the position for assisting in bathing by the lift device 4 can be reversed 180 degrees in accordance with the on-site installation situation. It is convenient for production and installation.

  The lift device 4 according to the present invention has a chair portion 2, and the weight 24 is disposed on the opposite side of the column 12 with respect to the chair portion 2 moved to the boarding / exiting position outside the bathtub 3. Therefore, it is advantageous that the weight 24 can be reduced in size and weight by making the distance from the support column 12 an appropriate length according to the principle of the lever.

  The weight 24 is attached to the bathtub 3 side, and the lift device 4 is attached to the bathtub 3 for the purpose of reducing the size of the lift bathtub 1 with the weight by using the lift bathtub 1 with the weight. It was realized that it can be attached to the short side wall 10 by turning 180 degrees.

The lift bathtub 1 with a weight shown in FIG.1 and FIG.2 puts a bather on the chair part 2, turns the chair part 2 and moves it above the bathtub 3, and then lowers the chair part 2, The bather is immersed in the hot water in the bathtub 3 to bathe.
The lift bathtub 1 with a weight includes a bathtub 3, a lift device 4 placed on one short side wall 10 (= left short side wall 10 a) side of the bathtub 3, and a base 5.

  The lift device 4 includes a lift portion 6, a hydraulic mechanism portion 7, a base plate 8 on which the lift portion 6 is erected and supported and the hydraulic mechanism portion 7 is installed, and an upper plate 9.

The base plate 8 is in a position approaching the short side wall 10 of the bathtub 3 and is placed on the base 5. A lift 6 is erected at the front end of the base plate 8.
The base plate 8 is detachably screwed to the base 5 together with the lift portion 6 with four lift screws 11. That is, the base plate 8 can be detached from the base 5 by removing the four lift screws 11, and the hydraulic mechanism portion 7, the lift portion 6, the chair portion 2, and the upper plate mounted on the base plate 8. The base plate 8 can be rotated 180 degrees with respect to the short side wall 10 of the bathtub 3 together with 9 and the like, and can be attached to the base 5 again.
Since the lift portion 6 and the base plate 8 are connected by two connecting screws 30, the lift portion 6 and the base plate 8 are not separated even if the lift screw 11 is removed.

  The lift unit 6 includes a support column 12 and an arm 13 that is rotatably attached to an upper portion of the support column 12. A chair portion 2 that can be appropriately reciprocated from the outside of the bathtub 3 to the inside of the bathtub 3 is pivotally attached to the arm 13 at the tip of the arm 13.

  The support column 12 includes a moving column 14 that moves up and down inside and a fixed column 15 that is positioned outside the moving column 14 and accommodates the moving column 14. The inner wall of the fixed column 15 is provided with a seal (not shown) that slides on the outer wall of the movable column 14 and is liquid-tight.

  An upper cylindrical portion 16 is attached to the top of the movable column 14 so as to be rotatable with respect to the movable column 14, and a base end of the arm 13 is attached to the upper cylindrical portion 16. A lower cylinder portion 17 is attached so as to be rotatable with respect to 13.

  A stopper mechanism (not shown) that stops the rotation of the arm 13 with respect to the moving column 14 is provided between the upper cylinder portion 16 and the moving column 14, and the lower cylinder portion with respect to the arm 13 is provided between the arm 13 and the lower cylinder portion 17. A chair stopper mechanism (not shown) that stops the rotation of 17 is provided.

  The stopper mechanism has a stopper action for stopping the rotation of the arm 13 with respect to the movable column 14 and a stopper handle 35 for releasing the stopper action.

  The chair stopper mechanism has a stopper action for stopping the rotation of the lower cylinder portion 17 with respect to the arm 13 and has a chair stopper handle 36 for releasing the stopper action.

  The chair portion 2 is attached to the lower tube portion 17. The chair portion 2 includes a backrest 18 attached to the lower cylinder portion 17, and a seat portion 20 that is pivotally supported by a shaft 19 so as to be pivotable in the vertical direction at the lower end of the backrest 18 and can be folded. The backrest 18 is provided with a belt 33 that ties the bather to the backrest 18.

  A mixing valve 21 and a hot water supply port 22 are provided at the upper part of the right short side wall 10 b of the bathtub 3. A weight 24 is screwed to the base 5 with a weight screw 25 at a position along the back wall 23 (= back wall) of the bathtub 3. The weight 24 can be detached from the base 5 by loosening the weight screw 25. The attachment position of the detached weight 24 is changed to a position along the front wall 26 of the bathtub 3, placed on the base 5 and screwed with the weight screw 25.

  In FIG. 1, reference numeral 27 denotes an operation unit provided with an unillustrated ascending switch and descending switch, 28 denotes a gripping hand when the chair unit 2 is moved, 31 denotes a fixed leg, 32 denotes a hand shower, and FIG. In the figure, 29 is a handle grasped by a bather, and 34 is a washing place.

  When using the lift bathtub 1 with a weight of Example 1, the chair part 2 is first set to the washing place 34 side. A bather is seated on a seat portion 20 positioned substantially horizontally with respect to the backrest 18. A belt 33 is hung on the upper body of the bather and fixed to the backrest 18.

  The raising switch of the operation unit 27 is pushed to extend the support column 12. That is, when the lift switch is pressed, the hydraulic mechanism unit 7 is driven, and the pressure oil enters between the fixed column 15 and the movable column 14 to raise the movable column 14.

  During the ascent, the rotation of the movable column 14 is restricted by the action of a rotation prevention mechanism (not shown) provided in the column 12, and the movable column 14 is raised in a parallel movement. As the movable column 14 rises, the arm 13 and the chair portion 2 rise. The moving column 14 is raised to the upper limit.

Next, the assistant pulls the stopper handle 35, releases the stopper function between the moving column 14 and the arm 13, rotates the arm 13, and moves the chair portion 2 from the washing area 34 side to the bathtub 3 side. And over the front wall 26 of the bathtub 3 and positioned above the bathtub 3.
The lowering switch of the operation unit 27 is pushed, the moving column 14 is lowered to the lower limit position, and the bather is immersed in the hot water in the bathtub 3 for bathing.

  At the time of bathing, the assistant pushes the lift switch to raise the chair part 2 to the upper limit.

  The assistant pulls the stopper handle 35, rotates the arm 13, and draws the bather toward the washing area 34. At this time, when the arm 13 comes to a predetermined position, the stopper mechanism is automatically operated, and the arm 13 becomes unrotatable with respect to the moving column 14. Press down switch to lower bather. The belt 33 is removed, the bather is lowered from the seat portion 20, and the bathing is completed.

  The arrangement of the lift device 4 shown in FIGS. 1 and 2 is an arrangement for transferring a bather on the front wall 26 side of the bathtub 3. In order to change this so that it is transferred on the back wall 23 side of the bathtub 3 as shown in FIGS. 3 and 4, first, the weight screw 25 is removed, and the weight 24 is moved from the back wall 23 side to the front wall 26. Change to the side.

  Next, the lift screw 11 is removed, the lift device 4 is once detached from the base 5, the lift device 4 is rotated 180 degrees with respect to the left short side wall 10 a of the bathtub 3, and is attached to the base 5 again. By these operations, the lift device 4 is placed 180 rotations from the initial attachment position, and the bather can transfer on the back wall 23 side of the bathtub 3.

  As described above, the weight 24 can be removed from the base 5 by removing the weight screw 25. Therefore, in addition to when the lift device 4 is replaced, when the lift bathtub 1 with weight is carried into the bathroom or when it is moved, etc. The weight 24 can be removed and the weight of the weight-lift tub 1 can be reduced and moved, which is convenient.

  The present invention can be applied to a lift tub in which a lift device having a simple configuration and a small tub are integrated.

It is the perspective view which looked at the lift bathtub with a weight which concerns on Example 1 from the back side. It is the perspective view which looked at the lift bathtub with a weight which concerns on Example 1 from the front side. It is the perspective view which looked at the lift tub with a weight which rotated the lift apparatus of Example 1 180 degree | times with respect to the short side wall of the bathtub, and was attached again from the back side. It is the perspective view which looked at the lift tub with a weight which rotated the lift apparatus of Example 1 180 degree | times with respect to the short side wall of the bathtub, and was attached again from the front side.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Lift tub with a weight 2 Chair part 3 Bath tub 4 Lift apparatus 5 Base 6 Lift part 12 Support | pillar 24 Weight

Claims (4)

A lift tub with a weight, in which a lift device (4) for bathing assistance and a bathtub (3) are provided on a base (5), and a weight (24) is disposed on the bathtub (3) side. The lift bathtub with a weight according to claim 1, wherein the weight (24) is attached to the base (5) or the bathtub (3) and can be rearranged. A lift tub with a weight capable of reattaching the lift device (4) for bathing assistance attached to the base (5) by rotating 180 degrees. The lift device (4) has the chair portion (2) attached to the lift portion (6), and the weight (24) is the chair portion (2) moved to the boarding / exiting position outside the bathtub (3). The lift bathtub with a weight of Claim 1 arrange | positioned on the opposite side on both sides of the support | pillar (12) of a lift part (6).

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