JPH11164867A - Method and device for controlling elevator base of bathing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and device for controlling an elevator base of a bathing device whose rails can be automatically adjusted to the height of the rails over a cot. SOLUTION: This bathing device 200 has a cot S for carrying a stretcher 1, and an elevator base 23 for receiving, elevating and bringing down the stretcher 1 into a bathtub 20. The movement of the elevator base is controlled as follows. Lowering of the elevator base 23 to the bottom of the bathtub is controlled by manual operation, through the elevator base is automatically stopped at the bottom. Raising of the elevator base 23 is controlled also by manual operation from the bottom to near the top, and the elevator base is automatically raised from there to the top edge and stopped at an automatically determined position. In this way, the rails of the elevator base can be automatically adjusted to the height of the rails over the cot.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for controlling an elevator in a bathing apparatus for a person with a physical handicap who cannot take a bath by himself, and to an apparatus for controlling the elevator. This is done automatically.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 6, a bathing apparatus for a person with a physical handicap includes a stretcher S for transferring a stretcher 1 and a lift table for receiving the stretcher 1 and moving up and down in a bathtub 10. 12 is a bathing apparatus 100 comprising:
Further, an operation unit for raising and lowering the lift table 12 and the bathtub 1
And a circulating filtration and sterilization unit for sterilizing and circulating 0 hot water W.

The elevator 12 in the bathing apparatus 100
Is provided with two parallel rails 13 and 14 for receiving and delivering the stretcher 1 on the stretcher S. In a state where the rails 13 and 14 and the two rails 20 and 21 on the stretcher S are adjusted to the same height, the stretcher 1 is moved by the rollers 3 provided on the lower surface of the stretcher S and the stretcher S. It is performed between the lift table 12 and the top.

Therefore, the stretcher S and the elevator 12
The stretcher 1 is moved between the stretcher S
If the height positions of the rails 13, 14 and 20, 21 of the elevator and the elevating platform 12 do not match, the stretcher 1 cannot be smoothly moved (replaced). Both rails 13, 14 and 20, 2
In the height position adjustment 1, the elevator 12 is moved up and down by visual observation and manual operation by an operator. For this reason, the rails 13 and 14 of the elevating platform 12 often do not match the heights of the rails 20 and 21 on the stretcher S, and this causes the transfer movement of the stretcher 1 to become unstable or derailed. There is a problem.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the problems of the elevator in the above-mentioned conventional bath apparatus, and the rail on the elevator is automatically adjusted to the rail height on the stretcher. It is an object of the present invention to provide a method and an apparatus for controlling a lift platform that can be adjusted.

[0006]

According to a first aspect of the present invention, there is provided a method for controlling an elevator in a bathing apparatus, comprising: a stretcher for transferring a stretcher; and an elevator for receiving the stretcher and moving up and down into a bathtub. A method of controlling a lift in a bathing apparatus comprising: lowering the lift to the bottom of the bathtub by manually controlling the downward movement and automatically stopping at the lowermost end; The lifting movement is controlled by manual operation from the lowermost end to the vicinity of the uppermost end of the lift table, and automatic feeding is performed from the vicinity of the uppermost end to the uppermost end, and the automatic positioning is stopped.

According to a second aspect of the present invention, there is provided a controller for controlling a raising and lowering platform in a bathing apparatus, comprising: a stretcher for transferring a stretcher; and a raising and lowering platform for receiving the stretcher and raising and lowering the stretcher in a bathtub. The lowering movement of the elevator to the bottom of the bathtub is automatically stopped by a lower end sensor that senses the lowermost end while controlling the lowering movement by manual operation, and the lifting movement of the elevator is
Control the ascending movement by manual operation from the lowermost end of the elevator to the vicinity of the uppermost end, and switch to automatic feed until the highest end by the ascending sensor arranged near the uppermost end,
The positioning is stopped by the upper end sensor.

[0008]

According to the control method of the elevator in the bath apparatus according to the first aspect, the lowering movement of the elevator to the bottom of the bathtub is performed by manual operation and automatically stopped at the lowermost end. Then, the ascent / descent of the elevating platform is arbitrarily elevated by manual operation from the lowermost end of the elevating platform to near the highest end. Then, automatic feeding is performed from the vicinity of the highest end to the highest end, and the automatic positioning at the highest end is automatically stopped.

According to the second aspect of the present invention, the lowering movement of the elevating platform to the bottom of the bathtub is performed by manual operation, and is automatically stopped at the lowermost end by the lower end sensor. Then, the ascent / descent of the elevating platform is arbitrarily elevated by manual operation from the lowermost end of the elevating platform to near the highest end.
Then, the ascending sensor senses near the uppermost end and automatically feeds up to the uppermost end. Then, the automatic positioning is accurately stopped by the upper end sensor at the uppermost end.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of the present invention; FIG. 1 is an overall plan view showing a control method and a device of the elevator according to the present invention, and FIG. 2 is a side view showing a control method and a device of the elevator according to the present invention. FIG. 3 is a cross-sectional view showing a method and an apparatus for controlling an elevator according to the present invention. FIGS. 4 and 5 are flowcharts showing the operating state.

A method and a device 3 for controlling a lift table according to the present invention.
The 00 embodiment will be described with reference to FIGS. Bathing device 200
The overall configuration of the bather is a
The bathtub body 20 which is placed on the rails 23A and 23B on the elevating platform 23 in the bathtub 20 together with the stretcher 1 from 1 and R2 and is lowered by the elevating platform 23 to take a bath, and the operation unit 30 for performing various operations of the bathtub 20 And a circulating filtration / sterilizer unit for sterilizing and circulating the hot water W in the bathtub 20. On the side of the bathtub 20, a hydraulic means O for raising and lowering the elevating table 23 and the bathtub 20 (or moving only the elevating table 23) in a reversible direction is incorporated. The movement of the stretcher 1 is performed between the stretcher S and the elevator 23 by the rollers 3 provided on the lower surface.

An elevating mechanism 40 for elevating the elevating table 23
The lower hydraulic means O expands and contracts a pantograph mechanism 42 composed of a pair of X bodies 41 and 41 which expand and contract.
Then, the elevator 23 is placed on the upper end of the X bodies 41, 41,
As the pantograph mechanism 42 expands and contracts, the lift 23 moves up and down. The elevating operation of the elevating table 23 is performed by an up switch (bath switch) S1 and a down switch (bath switch) S2 of the operation unit 30 shown in FIG. The switches S1 and S2, for example, rotate the hydraulic means O in the normal and reverse directions, switch the flow direction of the hydraulic pressure to extend and retract the cylinder C, and move the elevator 23 up and down.

The elevating position of the elevating table 23 is
A lower end sensor E1 for detecting the lowermost end (A) of the vehicle, an ascending sensor E2 disposed near the uppermost end of the lift platform (B), and a highest end adjusted to the height position of the rails R1 and R2 of the stretcher S. (C) and the upper end sensor E3. Each of the switches S1, S2 and each of the sensors E1, E2,
E3 is controlled by the controller CO.

That is, the lowering movement of the elevator 23 to the bottom of the bathtub is controlled by the manual operation of the lowering switch (bathing switch) S2, and is automatically stopped by the lower end sensor E1 which detects the lowermost end (A). You. The ascending movement of the elevating table 23 is controlled by the manual operation of the ascending switch (bath switch) S1 from the lowermost end (A) to near the ascending end (B) of the elevating table 23,
Ascending arranged near the uppermost end (B) "Switching to automatic feeding up to the uppermost end (C) by the descent sensor E2,
The positioning is stopped by the upper end sensor E3.

An embodiment of the method of controlling the elevator 23 and the apparatus 300 according to the present invention is configured as described above.
It works as follows. The control method of the elevator 23 is as follows.
This is performed according to the flowcharts showing the operating states shown in FIGS. First, when "maintain descent switch ON" (b) is performed by "start" (a), the hydraulic means O is actuated, the pantograph mechanism 42 is contracted, and the lift table 23 is "descent from the highest position" (c). . Since this descending motion is "stopped at an arbitrary position by the descending switch OFF" (d),
Normally, keep the down switch ON ”(e). Then, since "automatic stop at lowermost position" (f) is confirmed, "down switch OFF" (g) is performed and "end" (h) is performed.

The switch S1 and the sensors E1, E2, and E3 are moved downward by a manual operation and automatically stopped at the lowermost position by a lower end sensor. It is controlled by the controller CO.

Subsequently, the ascending and descending platform 23 is arbitrarily moved by manual operation from the lowermost end of the ascending and descending platform 12 to near the uppermost end thereof. Then, automatic feeding is performed from the vicinity of the highest end to the highest end, and the automatic positioning at the highest end is automatically stopped. The flowchart is shown in FIG. First, in "Start" (i), "Up switch ON
(J), the hydraulic means O is operated, the pantograph mechanism 42 is extended, and the lift 23 is raised, and the lift 23 is raised from the lowest position (k). Then, "automatic feed from just before the highest position" (l)
To "Automatic feed even when the up switch is OFF"
Continue with (m). Finally, when the elevator 23 reaches the highest position (C), the automatic stop at the highest position (n) and the "end" are performed, even if the lift switch is maintained ON.
(O).

The switch S1 and the sensors E1, E2, E3 and the controller are moved so that the lift table is moved upward by a manual operation and automatically stopped at the uppermost end by an upper end sensor. It is controlled by CO.

As described above, since the lift 23 is automatically stopped at the highest position of the bathtub, as shown in FIGS.
The rails 23A and 23B on the elevator 23 are automatically and accurately adjusted to the heights of the rails R1 and R2 on the stretcher S, and the movement of the stretcher 1 moves between the elevator 23 and the stretcher. It is performed smoothly and safely.

The above is an introduction of a limited embodiment of the present invention, and the present invention is not limited to this embodiment, and can be modified within the scope of the present invention. For example, each sensor may be a limit switch, a proximity sensor, or an optical sensor. And the attachment position of these sensors and a detection target are not limited to a specific position or a specific object. Further, the present invention is not limited to the difference in the bathtub structure, the mechanical structure of the lifting / lowering type / fixing type of the bathtub 20, and the control system. Further, the lifting mechanism of the lifting table may be a method using an electric motor and a worm mechanism.

[0021]

According to the first aspect of the present invention, the lowering movement of the elevator to the bottom of the bathtub is lowered by manual operation, and is automatically stopped at the lowermost end. From the lowermost end to the vicinity of the uppermost end by manual operation, it is automatically fed from near the uppermost end to the uppermost end, and the automatic positioning is stopped at the uppermost end. It is automatically adjusted to the rail height on the letcher, and the effect of ensuring safe and smooth replacement of the stretcher is exhibited.

According to the second aspect of the present invention, the lowering movement of the elevator to the bottom of the bathtub is lowered by manual operation, and is automatically stopped at the lowermost end by the lower end sensor. The table is arbitrarily moved from the lowermost end to the vicinity of the highest end by manual operation, and the ascending sensor senses near the highest end and automatic feed is performed to the highest end, and automatic positioning stops at the highest end by the upper end sensor. Therefore, the rails of the elevating platform are automatically adjusted to the rail height on the stretcher by the function of each sensor, and the effect that the safe and smooth replacement of the stretcher can be performed by a simple control device is exhibited.

[Brief description of the drawings]

FIG. 1 is an overall plan view showing a bathing apparatus of the present invention.

FIG. 2 is an overall side view showing the bathing apparatus of the present invention.

FIG. 3 is a block diagram showing a control system of the elevator according to the present invention.

FIG. 4 is a flowchart showing an operation state of the present invention.

FIG. 5 is a flowchart showing an operation state of the present invention.

FIG. 6 is an overall sectional view showing a conventional bathing apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Stretcher 23 Elevating stand 20 Bathtub 23A, 23B Rail R1, R2 Rail E1-E3 Sensor 200 Bathing apparatus 300 Control apparatus of elevating stand S Stretcher CO controller S1 Bathing switch S2 Bathing switch

Continued on the front page (72) Inventor Akira Suzuki 915-1 Kitajima-cho, Hamamatsu-shi, Shizuoka Pref.

Claims (2)

[Claims] 1. A method for controlling an elevator in a bathing apparatus comprising a stretcher for transferring a stretcher, and an elevator for receiving and moving the stretcher into a bathtub, wherein the elevator is lowered to a bottom of the bathtub. Movement controls the descending movement by manual operation and automatically stops at the lowermost end.In addition, ascending movement of the elevator platform controls the ascending movement by manual operation from the lowermost end to the vicinity of the uppermost end of the elevating platform. A method for controlling a lift table in a bathing apparatus, wherein automatic feeding is performed from near a rising end to a highest rising end and automatic positioning is stopped. 2. A control device for a lifting / lowering platform in a bathing apparatus comprising a stretcher for transferring a stretcher and a lifting / lowering platform for receiving and moving the stretcher into a bathtub, wherein the lifting / lowering platform is lowered to a bottom of the bathtub. Movement is controlled by a lower-end sensor that controls the descending movement by manual operation and is also automatically stopped by a lower-end sensor that senses the lowermost end.In addition, ascending movement of the elevating base is manually moved from the lowermost end of the elevating base to near the highest end. A control device for a lifting table in a bathing apparatus, wherein automatic feeding is switched to an uppermost end by an ascending sensor arranged near an uppermost end, and positioning is stopped by an upper end sensor.