JPH09122041A - Chair-shaped toilet with armrest - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable adjusting of the height of right and left armrests handily concerning a chair-shaped toilet with an armrest. SOLUTION: In a fixing device 40 for armrests, a shaft 100 with the outer diameter thereof less than the width of a slide groove 33 movable axially runs in series through a through hole 91 and the slide groove 33 positioned in insertion grooves 70 and a fixing part 103 is provided with the outer diameter thereof larger than the width of the slide groove 33 and smaller than the inner diameter of a fixing hole 34. The fixing part positioned somewhere in the length of the shaft 100 blocks the shaft 100 from sliding along the slide groove 33 at a lock position where it is fitted into a fixing hole 34 or as the shaft 100 moves in the axial direction thereof, the fixing part leaves the fixing hole 34 and allows the shaft 100 to slide along the slide groove 33 at an unlock position where it retreats into the through hole 91.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chair-type toilet bowl with an armrest so that the height of the left and right armrests can be easily adjusted.

[0002]

2. Description of the Related Art Conventionally, as this type of chair-type toilet bowl with an armrest, for example, a column of an armrest is provided with mounting holes in multiple stages in the height direction so that the height positions of the multiple mounting holes can be selected. Screw the bolt into the chair from the selected mounting hole,
It is known that an armrest can be fixed to a chair (for example, Japanese Utility Model Laid-Open No. 4-31596).

On the other hand, various types of vehicle seat armrests whose heights can be adjusted have been proposed (for example, Japanese Utility Model Laid-Open No. 64-21653 and Japanese Utility Model Publication 3-2).
No. 6638, No. 3-122747, No. 5-28248, No. 5-95349.

[0004]

[Problems to be solved by the invention]

(Problem) However, in the above-mentioned conventional chair-type toilet bowl with armrest, in order to adjust the height of the armrest, after removing the bolt, pull out from the mounting hole, adjust the height of the armrest, and then attach the bolt again. The first problem is that the armrest must be inserted into the hole and screwed in, and the height adjustment of the armrest is troublesome, which is troublesome.

Further, the above-described conventional armrest height adjusting mechanism is generally complicated in structure, and the armrest height adjusting mechanism of the chair-type toilet bowl is large and heavy. There was the second problem. (Object) Therefore, the present invention has been proposed in view of the first and second problems described above, and has the following objects.

That is, an object of the present invention is to provide a chair-type toilet bowl with an armrest, which has a simple structure and is easy to adjust the height of the armrest. In addition to the above-mentioned object of the invention according to claim 1, the invention according to claim 2 can prevent the armrest from moving carelessly by fixing the height position of the armrest. It is a thing.

The invention according to claim 3 is the above-mentioned claim 1.
Alternatively, in addition to the object of the invention described in 2, when the height of the armrest is adjusted, the armrest can be reliably locked at the height position. The invention according to claim 4 is, in addition to the object of the invention according to claims 1 to 3 described above, capable of preventing the armrest from being accidentally dropped when the armrest is moved up and down. .

[0008]

[Means for Solving the Problems]

(Features) The present invention is for achieving the above-mentioned object, and its contents will be described below with reference to embodiments of the invention shown in the drawings. (Characteristics of Claim 1) The invention described in Claim 1 is characterized by the following three points.

First, the chair body (20) has, for example, FIGS.
As shown in FIG. 3, a pair of left and right insertion grooves (70) into which the left and right armrests (30) are inserted respectively, and a pair of side plates (80, 90) facing both sides of the left and right insertion grooves (70), respectively. ) And the side plates
(80, 90) and the insertion groove (7
0) has a pair of through holes (81, 91) facing each other.

Secondly, as shown in FIGS. 1 and 2, for example, the left and right armrests (30) are inserted into the left and right insertion grooves (70) to form the through holes (81, 91). While communicating with
A slide groove (33) having a groove width narrower than the inner diameter of the through holes (81, 91) and extending in the height direction, and the slide groove (33) provided in the middle of the height of the slide groove (33). And a plurality of fixing holes (34) each having an inner diameter larger than the groove width.

Thirdly, as shown in FIGS. 1 to 3, for example, the fixing device (40) has slide holes (81, 91) and slide grooves () located in the respective insertion grooves (70). 33) in a series, and having an outer diameter not larger than the groove width of the slide groove (33) and being movable in the axial direction, and a shaft (100) located in the middle of the length of the shaft (100). An outer diameter larger than the groove width of the slide groove (33) and an outer diameter equal to or smaller than the inner diameter of the fixing hole (34). For example, as shown in FIGS. In the locked position, the shaft (100) is prevented from sliding along the slide groove (33), and the shaft (100) moves in the axial direction thereof, as shown in FIG. 7, for example. As described above, the shaft (100) slides along the slide groove (33) at the unlocked position where the shaft (100) escapes from the fixing hole (34) and is retracted into the through hole (81, 91). And a fixed part (103) that allows the connection. (Characteristics of Claim 2) The invention of Claim 2 is characterized by the following two points in addition to the characteristic points of the invention of Claim 1 described above.

First, the chair body (20) has, for example, the structure shown in FIG.
Screw the shaft (100) into the shaft as shown in 3.
It is provided with a female screw portion (for example, nut 120) that prevents the movement of (100) in the axial direction. Secondly, as shown in FIGS. 1 and 3, the shaft (100) is screwed into the female screw portion (for example, the nut 120) so that the shaft (100) moves from the lock position to the unlock position. It has a male screw part (104) that prevents it from moving in the axial direction. (Characteristics of claim 3) The invention of claim 3 is characterized by the following points in addition to the configuration of the invention of claim 1 or claim 2 described above.

That is, as shown in, for example, FIGS. 1 and 3, the fixing device (40) is provided with a locking biasing means (for example, a locking spring) that biases the shaft (100) from the unlocked position toward the locked position. 160). (Characteristics of Claim 4) The invention of Claim 4 is characterized by the following points in addition to the characteristic points of any one of Claims 1 to 3 described above.

That is, the fixing device (40) is, for example, as shown in FIG.
Pass through shaft (100) and slide groove as shown in ~ 4.
A slider (130) that slides along the (33) and a slider biasing means (for example, a sliding spring 150) that biases the slider (130) toward the slide groove (33) are provided. (Operation) Next, the operation of each invention described in each claim having the above-mentioned features will be described below. (Operation of Claim 1) According to the invention of Claim 1, the following operation is achieved.

That is, when the shaft (100) is moved in the axial direction toward the lock position, as shown in FIGS. 5 and 6, for example, the fixing portion (103) provided in the middle of the length of the shaft (100).
However, it fits into one of the fixing holes (34) provided in the middle of the height of the slide groove (33). In this state, the fixed part (103)
The outer diameter of the slide groove (33) is larger than the groove width of the slide groove (33), so that the shaft (100) slides at the position of the fixing hole (34).
Can't move along.

Therefore, the armrest (30) has the fixing hole (3
It is locked at the height of 4). In contrast, the shaft (100)
Axially toward the unlocked position, the fixing part (103) of the shaft (100) fitted in the fixing hole (34).
However, as shown in FIG. 7, for example, it comes out of the fixing hole (34). In this state, the outer diameter of the shaft (100) is
Since the groove width is smaller than the groove width of the (33), the shaft (100) can move in the slide groove (33).

Therefore, the armrest (30) can be moved in the height direction, and the height position of the armrest (30) can be adjusted. (Operation of Claim 2) The invention described in Claim 2 has the following operation in addition to the operation of the invention described in Claim 1.

That is, by screwing the male screw portion (104) provided on the shaft (100) into the female screw portion (for example, the nut 120) provided on the chair body (20) as shown in FIGS. It is possible to prevent the shaft (100) from moving in the axial direction from the locked position to the unlocked position. (Operation of Claim 3) The invention of Claim 3 has the following operation in addition to the operation of the invention of Claim 1 or Claim 2 described above.

That is, when the height of the armrest (30) is adjusted, the shaft (100) is moved toward the unlocked position against the biasing force of the locking biasing means (for example, the locking spring 160). Move axially. This allows the fixing hole
The fixing part (103) of the shaft (100) that fits inside the (34)
For example, as shown in FIG. 7, get out of the fixing hole (34),
The lock is released.

After that, when the height position is determined by moving the armrest (30) up and down, the lock biasing means (for example, the lock spring 16).
The fixing part (103) provided in the middle of the length of the shaft (100) by the urging force of
The armrest (30) is locked in the fixing hole (34) provided in the middle of the height of (33), and is locked at the height position. (Operation of Claim 4) The invention described in Claim 4 has the following operation in addition to the operation of the invention described in any one of Claims 1 to 3.

That is, the slider (130) is biased toward the slide groove (33) by the slider biasing means (for example, the sliding spring 150) and also slides along the slide groove (33). For this reason, when adjusting the height of the armrest (30), the armrest (30) is loose, or the armrest (30)
Can be prevented from falling under its own weight.

[0022]

BEST MODE FOR CARRYING OUT THE INVENTION

(Description of the drawings) FIGS. 1 to 10 show an example of an embodiment of the present invention. FIG. 1 is an exploded perspective view of a fixing device,
2 is an exploded perspective view of the chair-type toilet, FIG. 3 is an exploded vertical sectional view of the fixing device, and FIG. 4 is a perspective view of a slider of the fixing device.

5 to 7 are various sectional views showing the operation of the fixing device. FIG. 5 is a vertical sectional view showing the locked state of the fixing device, FIG. 6 is a transverse sectional view of FIG. 5, and FIG. FIG. 7 is a cross-sectional view corresponding to FIG. 6 and showing the unlocked state of the fixing device. 8 to 10 each show a usage state of the chair type toilet bowl, FIG. 8 is a perspective view of the chair type toilet bowl showing a stored state of an armrest, and FIG. 9 corresponds to FIG. 8 and a chair showing the usage state of the toilet bowl. FIG. 10 corresponds to FIG. 9, and FIG. 10 is a perspective view of the chair-type toilet bowl showing the raised state of the armrest. (Chair type toilet bowl) In FIG. 2, 10 is a chair type toilet bowl with an armrest.
This chair type toilet bowl 10 can be used both as a chair as shown in FIG. 8 and as a toilet bowl as shown in FIGS.

As shown in FIG. 2, the chair type toilet bowl 10 has
Broadly speaking, the chair main body 20 is provided with a pair of left and right armrests 30 attached to the chair main body 20 in a height-adjustable manner, and a fixing device 40 for fixing each of the left and right armrests 30 to the chair main body 20. (Chair Body) As shown in FIG. 2, the chair body 20 includes a pair of left and right front legs 22 and a pair of left and right rear legs 23 extending downward from both ends of a pair of substantially horizontal left and right armrest mounting portions 21, respectively. I have it.

As shown in FIG. 2, a pair of left and right back plate support columns 24, 24 extend upward from the left and right rear legs 23. As shown in FIG. 2, a back plate 25 and a horizontal rail 26 are bridged between the left and right back plate supporting columns 24. As shown in FIGS. 9 and 10, a toilet seat 50 having an opening 51 at the center is attached between the left and right armrest attachment portions 21.

As shown in FIGS. 8 to 10, a foldable seat plate 60 that covers the toilet seat 50 to close the opening is attached to the upper surface of the toilet seat 50 so as to be openable and closable. On the other hand, as shown in FIGS.
Inserting groove 70, a pair of side plates 80 and 90 facing inside and outside on both sides of the inserting groove 70, and penetrating the inside and outside side plates 80 and 90, respectively, and facing both sides of the inserting groove 70 The through holes 81 and 91 are provided.

As shown in FIGS. 1 and 3, the side plates 80 and 90 are located inside the insertion groove 70 with respect to the chair body 20, and an inner plate 80 constituted by the frame of the toilet seat 50, It is composed of an outer plate 90 located outside the insertion groove 70. As shown in FIGS. 1 and 3, the through holes 81 and 91 are composed of an inner through hole 81 provided in the inner plate 80 and an outer through hole 91 provided in the outer plate 90. As shown in FIG. 2, the armrest 30 includes an armrest plate 31 and a mounting plate 32 extending downward from the lower surface of the armrest plate 31 in a T-shape.

As shown in FIGS. 1 and 2, the mounting plate 32 is inserted into the left and right insertion grooves 70, communicates with the inner through hole 81 and the outer through hole 91, and has an inner diameter of the outer through hole 91. Sliding groove 33 with narrower groove width and longer length
And a plurality of fixing holes 34 ... Provided in the middle of the height of the slide groove 33 and having an inner diameter larger than the groove width of the slide groove 33. (Fixing Device) The fixing device 40, as shown in FIGS. 1 to 3, successively penetrates the inner through hole 81, the outer through hole 91, and the slide groove 33 located in each of the insertion grooves 70, and slides the slide groove 33. The shaft 100 has an outer diameter equal to or less than the groove width of 33 and is movable in the axial direction.

As shown in FIGS. 1 and 3, the shaft 100 is provided with an operating portion 101 projecting to the outside of the outer through hole 91 at one end thereof, and an outer portion of the inner through hole 81 at the other end thereof. An E-ring mounting groove 102 for mounting an E-ring 110 for preventing the shaft 100 from coming off from the inner through hole 81 and preventing the shaft 100 from coming off is provided. Further, at the other end of the shaft 100, while being inserted into the shaft 100,
A nut 120 as a female screw portion having a diameter larger than that of the inner through hole 81 is attached.

Then, with the tip of the shaft 100 protruding from the inner through hole 81, as shown in FIGS. 5 and 6, insert the nut 120 into the shaft 100 and mount the E ring 110 in the E ring mounting groove 102. Then, the other end of the shaft 100
Prevents the inner through hole 81 from coming out. The operation unit 10
As shown in FIGS. 1 and 3, the base portion 1 is thin, and has a tip end portion having an outer diameter larger than the groove width of the slide groove 33 and smaller than or equal to the inner diameter of the fixing hole 34. As shown in FIGS. 5 and 6, at the locked position fitted in the fixing hole 34, the shaft 100 is prevented from sliding along the slide groove 33, and the shaft 100 moves in the axial direction, As shown in FIG. 7, the shaft 100 is pulled out from the fixing hole 34 and retracted into the outer through hole 91 at the unlocked position.
The fixing portion 103 is integrally formed to allow the sliding along the slide groove 33.

Further, as shown in FIGS. 1 and 3, the shaft 100 is adjacent to the fixing portion 103 and screwed into the nut 120 so that the shaft 100 is axially moved from the lock position to the lock release position. A male screw portion 104 for preventing the movement of the male screw is provided. On the other hand, in the fixing device 40,
As shown in FIG. 4, a slider 130 that passes through the shaft 100 and slides along the slide groove 33 is provided.

The slider 130, as shown in FIG.
An insertion hole 131 that penetrates substantially the center and into which the fixing portion 103 of the shaft 100 can be inserted, and a pair of upper and lower guide projections 13 that protrude from one side surface of the slider 130 and that are vertically positioned with the insertion hole 131 interposed therebetween.
2, 132, and a convex portion 133 that is lower than the guide protrusion 132 and protrudes in the same direction and that surrounds the insertion hole 131 in a substantially annular shape and that has a conical diameter reduction toward the tip.

On the other hand, as shown in FIGS. 3 and 4, the convex portion 133 of the slider 130 is fitted into the fixing hole 34 provided in the slide groove 33, and the tapered surface 35 which is recessed in a truncated cone shape is formed. It is provided. Further, the fixing device 40 has a structure shown in FIG.
As shown in FIGS. 3 to 3, a mounting frame 140 for mounting the fixing device 40 to the armrest mounting portion 21 is provided.

As shown in FIGS. 1 to 3, the mounting frame 140 has an elliptical shape that is long in the left and right directions, penetrates substantially the center of the mounting frame 140, and is capable of inserting the narrow base portion of the operating portion 101 of the shaft 100. Insertion hole 141 and the mounting frame centering on this insertion hole 141
An annular rib 153 is provided that protrudes annularly from one side surface of 140, fits into the outer through hole 91 of the armrest mounting portion 21, and movably holds the slider substrate 132 inside thereof.

In the fixing device 40, as shown in FIGS. 1 to 3, the slider 130 is inserted into the annular rib 153 of the mounting frame 140 and elastically contracted between the mounting frame substrate 152 and the slider 130. A sliding spring 150, which is a biasing means for the slider that biases the armrest 30 toward the slide groove 33, is attached.
Further, as shown in FIGS. 1 and 3, between the E-ring 110 and the nut 120, which are attached to the tip of the shaft 100 and are for locking, for biasing the shaft 100 from the unlocked position toward the locked position. Locking spring 1 as a biasing means
60 is attached. A washer 170 is interposed between the E-ring 110 and the locking spring 160 to prevent the locking spring 160 from slipping out of the E-ring 110.

The spring force of the lock spring 160 is set to be smaller than the spring force of the slide spring 150. Therefore, even when the shaft 100 is operated in the direction of pulling out the shaft 100 from the outer through hole 91, the slider 130 is
It is pressed against the slide groove 33 by the spring force of the slide spring 150. (How to use) Next, a chair-type toilet having the above-mentioned configuration
How to use 10 will be described with reference to FIGS.

When the mounting plate 32 of the armrest 30 is inserted into the insertion groove 70 of the chair body 20 and the fixing device 40 is attached, as shown in FIGS. 5 and 6, the fixing portion 103 of the shaft 100 is slid into the sliding groove. It is fitted in the fixing hole 34 of 33. In this state, since the fixed portion 103 of the shaft 100 has a diameter larger than the groove width of the slide groove 33, the fixed portion 103 has the fixed groove 103.
I can't get inside.

Therefore, the armrest 30 can be fixed to the chair body 20 at the height position of the fixing hole 34 in which the fixing portion 103 is fitted. Further, from this state, the operation portion 101 is rotated to rotate the male screw portion 1 of the shaft 100 as shown in FIGS.
By screwing 04 into the nut 120, it becomes even stronger,
The armrest 30 can be fixed to the chair body 20.

Then, in order to adjust the height of the armrest 30,
As shown in FIG. 7, the male screw portion 104 of the shaft 100 is a nut.
When the operating portion 101 is pulled out against the spring force of the locking spring 160 without being screwed into the 120, the fixing portion 103 of the shaft 100 is pulled out from the fixing hole 34 of the slide groove 33, and the fixing portion 103 is removed. Retract inside the outer through hole 91. In this state,
Since the slider 130 is pressed against the slide groove 33 by the spring force of the sliding spring 150, it is possible to prevent the armrest 30 from accidentally falling.

Then, when the mounting plate 32 of the armrest 30 is moved up and down in the insertion groove 70, the convex portion 133 of the slider 130 is fixed to the fixing hole 34.
The shaft 100 and the slider 130 can be moved to an appropriate fixing hole 34 by overcoming the tapered surface 35 and entering the slide groove 33. After the shaft 100 and the slider 130 are moved to appropriate fixing holes 34 to adjust the height of the armrest 30, the force pulling the operating portion 101 is removed, and the fixing portion 103 of the shaft 100 is moved to the position shown in FIGS. As shown in, the spring force of the locking spring 160 causes the lock spring 160 to fit into the fixing hole 34 at the height position.

In this way, the heights of the left and right armrests 30 can be appropriately adjusted according to the physique and posture of the seated person. Further, since the heights of the left and right armrests 30 can be adjusted individually, the heights of the left and right armrests 30 can be adjusted in different steps. Further, as shown in FIGS. 7 and 8, by lowering the armrest 30 to the same height as the seat board 60, the armrest 30 can be easily moved when transferring from the bed to the chair-type toilet bowl 10.
It is possible to move smoothly without getting in the way. After that, as shown in FIG. 10, by raising the left and right armrests 30 to an appropriate height, a person with a physical disability can comfortably use the toilet bowl.

Further, since the seat plate 60 for covering the toilet seat 50 is provided so as to be openable and closable, as shown in FIG. 8, the toilet seat 50 is covered with the seat plate 60 to be used as a chair or as shown in FIGS. In addition, the seat plate 60 can be flipped up to expose the toilet seat 50 so that it can be used as a toilet bowl.

[0043]

Since the present invention is configured as described above, it has the following effects. Claim 1
According to the described invention, it is possible to provide a chair-type toilet bowl with an armrest, which has a simple structure and is easy to adjust the height of the armrest.

According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, the height position of the armrest can be fixed so that the armrest can be moved carelessly. It can be prevented. According to the invention of claim 3, in addition to the effect of the invention of claim 1 or 2, the armrest can be reliably locked at the height position when adjusting the height of the armrest.

According to the invention described in claim 4, in addition to the effects of the invention described in claims 1 to 3, when the armrest is moved up and down, the armrest is prevented from being accidentally dropped. it can.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a fixing device.

FIG. 2 is an exploded perspective view of a chair-type toilet bowl.

FIG. 3 is an exploded vertical sectional view of a fixing device.

FIG. 4 is a perspective view of a slider of the fixing device.

FIG. 5 is a vertical sectional view showing a locked state of the fixing device.

FIG. 6 is a cross-sectional view of FIG.

FIG. 7 is a cross-sectional view corresponding to FIG. 6 and showing an unlocked state of the fixing device.

FIG. 8 is a perspective view of the chair-type toilet bowl showing a stored state of the armrest.

FIG. 9 is a perspective view of the chair-type toilet bowl corresponding to FIG. 8 and showing a usage state of the toilet bowl.

FIG. 10 is a perspective view of the chair-type toilet bowl corresponding to FIG. 9 and showing a raised state of the armrests.

[Explanation of symbols]

 10 Chair type toilet bowl 20 Chair body 21 Armrest mounting part 22 Front leg 23 Rear leg 24 Back plate support column 25 Back plate 26 Side rail 30 Armrest 31 Armrest plate 32 Mounting plate 33 Slide groove 34 Fixing hole 35 Tapered surface 40 Fixing device 50 Toilet seat 60 Seat plate 70 Insert groove 80 Inner plate 81 Inner through hole 90 Outer plate 91 Outer through hole 100 Shaft 101 Operating part 102 E ring mounting groove 103 Fixing part 104 Male screw part 110 E ring 120 Nut as a male screw part 130 Slider 131 Insert Hole 132 Guide protrusion 133 Convex portion 140 Mounting frame 141 Insertion hole 142 Annular rib 150 Slider spring 160 Lock spring 170 Washer

Claims (4)

[Claims] 1. A chair-type toilet bowl with armrests, comprising: a chair body; a pair of left and right armrests which are attached to the chair body in a height-adjustable manner; and a fixing device for fixing the left and right armrests to the chair body. In the chair body, a pair of left and right insertion grooves into which the left and right armrests are respectively inserted, a pair of side plates facing both sides of the left and right insertion grooves, respectively, and the side plates that penetrate the side plates. A pair of through holes facing each other on both sides of the insertion groove, each of the left and right armrests is inserted into each of the left and right insertion grooves, communicates with the through hole, and has a groove width from the inner diameter of the through hole. A narrow slide groove extending in the height direction, and a plurality of fixing holes provided in the middle of the height of the slide groove and having an inner diameter larger than the groove width of the slide groove. The through hole, And a slide groove located in each of the insertion grooves in series, having an outer diameter equal to or less than the groove width of the slide groove and movable in the axial direction, and a shaft located in the middle of the length of the shaft. An outer diameter larger than the groove width of the slide groove and an outer diameter equal to or smaller than the inner diameter of the fixing hole, and the shaft slides along the slide groove at a lock position fitted in the fixing hole. And the shaft is allowed to slide along the slide groove at the unlocked position retracted into the through hole by moving out of the fixed hole by moving in the axial direction of the shaft. A chair-type toilet bowl with an armrest, which is provided with a fixing part. 2. A chair body is provided with a female screw portion for screwing a shaft therein to prevent axial movement of the shaft, and the shaft is unlocked from a locked position by being screwed into the female screw portion. 2. The chair-type toilet bowl with armrest according to claim 1, further comprising a male screw portion for preventing axial movement toward the position. 3. The chair type with armrest according to claim 1 or 2, wherein the fixing device is provided with a lock urging means for urging the fixing portion toward the fixing hole of the armrest. Toilet bowl. 4. The fixing device includes a slider that passes through the shaft and slides along a slide groove, and a slider urging means that urges the slider toward the slide groove. A chair-type toilet bowl with an armrest according to any one of Items 1 to 3.