JP2896858B2 - Drainage device in lifting cabinet - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drainage device for a vertically movable cabinet such as a sink or a vanity stand.

[0002]

2. Description of the Related Art As is well known, in a sink or a vanity table, for example, a person with a disability can use it.
Many elevating cabinets have been proposed in which the counter portion can be adjusted to a height corresponding to the height and posture of the user.

In such a vertical cabinet, conventionally, a lower end of a flexible drain pipe connected to a drain port of a water tank provided in the cabinet body is inserted into a hole formed in a bottom plate of the cabinet body. Then, it is configured to be inserted into the upper end of a sewer pipe disposed below the bottom plate of the cabinet main body to drain water, and the flexible drain pipe is configured to expand and contract in accordance with the vertical movement of the cabinet main body. Have been.

As described above, in the vertical cabinet, by connecting the drain port of the water tank and the sewer pipe with the flexible drain pipe, the flexible drain pipe expands and contracts even if the cabinet body moves up and down, so that drainage is smooth. Done in
In addition, even if the position of the drain port of the water tank and the drain pipe is shifted in the horizontal direction, it is possible to absorb a mounting error of the drain pipe, but by repeating the vertical movement of the cabinet body, There has been a problem that the flexible drainage pipe is easily damaged by fatigue and a water leakage accident is likely to occur.

The present invention has been made in view of the above situation, and an object of the present invention is to prevent a water leakage accident due to fatigue damage of a drainage portion even when a cabinet body of a vertically movable cabinet is repeatedly moved up and down. There is no danger of occurrence, and even if the position of the drain port of the water tank and the sewer pipe are displaced in the horizontal direction, it can easily absorb the mounting error and is excellent in workability, and also has good moisture and odor prevention performance. It is an object of the present invention to provide a good drainage device in a lifting cabinet.

[0006]

In order to achieve the above-mentioned object, in a drainage device for a vertical cabinet according to the present invention, a rectangular hole is formed in a bottom plate of a cabinet body which can be raised and lowered. An upper flange is formed larger than the hole, and a lower flange disposed below the upper flange is formed in a similar shape slightly smaller than the hole. After inserting the flange into the hole, the holding body is rotated by 90 degrees in the circumferential direction of the straight pipe to attach the straight pipe to the peripheral edge of the hole, and the lower part of the straight pipe is attached to the bottom plate of the cabinet body. The lower end of the drain pipe connected to the drain port of the water tank provided in the cabinet body is inserted into the upper end of the sewer pipe provided below so as to be able to move up and down freely, and inserted into the upper end of the straight pipe. It is characterized in that the sealed liquid tight manner to the gap in the seal member and the straight tube and sewage pipes and drainage pipes.

As described above, according to the present invention, the hole of the cabinet body is formed in a rectangular shape, and the upper flange constituting the holding body is formed larger than the hole. A lower flange disposed below the upper flange is formed in a similar shape slightly smaller than the hole, and the lower flange is inserted into the hole. By rotating the straight tube 90 degrees to the periphery of the hole of the bottom plate, the straight tube can be easily and firmly attached to the periphery of the hole of the bottom plate. .

Further, in the present invention, in order to absorb a mounting error between the drain port of the water tank and the sewer pipe, a hole formed in the bottom plate of the cabinet body is sandwiched for mounting the straight pipe to the bottom plate. It is characterized in that it is formed in a rectangular shape having a diameter larger than the outer diameter of the connecting member between the upper flange and the lower flange of the body, and the drain pipe is formed by a flexible pipe.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to an embodiment shown in the accompanying drawings.

FIGS. 1 and 2 show a system kitchen in which an elevating sink A is incorporated. The system kitchen includes a hanging cabinet B provided above the elevating sink A, And a range hood D having an elevating hood C disposed on the left side of the hanging cabinet B.

On the other hand, the elevating sink A is composed of a cabinet body 1, a counter 2 attached to the upper part of the cabinet body 1, a water tank 3 and a heating device 4 attached to the counter 2. Although not shown, the cabinet body 1 can be set to a desired height position corresponding to the height and posture of the user by a known lifting mechanism constituted by a lift mechanism or the like. It is configured. Note that reference numeral 5 in FIG.
Is a faucet for mixing and supplying hot water from the hot water supply pipe 6 and water from the water supply pipe 7 to the water tank 3.

As shown in FIG. 3, the drainage device provided in the vertically movable sink A constructed as described above has a hole formed in the bottom plate 8 of the cabinet main body 1 and having a rectangular planar shape. Part 9 and a pinching body 10
And a sewage pipe 20 disposed below the bottom plate 8 of the cabinet body 1.
The drain pipe 13 is connected to a drain port of the water tank 3, and a flexible drain pipe 14 is connected to the drain pipe 13. In the figure, reference numeral 18 denotes a blind member which is disposed inside the recess 19 of the cabinet body 1 and conceals a gap between the recess 19 and the floor F when the cabinet body 1 is raised. , 21 are connecting members for tightening the sewer pipe 20 and the riser pipe 12.

As shown in FIG. 4, the holding body 10 has an upper flange 1 formed in a square shape larger than the hole 9 described above.
5 and a lower flange 1 disposed below the upper flange 15 and formed in a rectangular shape slightly smaller than the hole 9.
6 and a connecting member 23 for connecting the upper flange 15 and the lower flange 16. The lower flange 16 is fitted around the outer periphery of the straight pipe 11, and is connected to the upper flange 15. A hole 22 having a diameter larger than the outer diameter of the straight pipe 11 is formed in a portion defined by the member 23, and the seal packing 17B is fitted in the hole 22.

Then, the long side portion 1 of the lower flange 16 is formed.
As shown in FIG. 5, 6a is formed to be shorter than the long side 9a of the hole 9 and longer than the short side 9b of the hole 9, and the long side 16a of the lower flange 16 is formed. With the lower flange 16 inserted into the hole 9 formed in the bottom plate 8 as shown in FIG. By rotating the body 10 by 90 degrees in the circumferential direction of the straight tube 11, FIG.
As shown in (B), the long side 16a of the lower flange 16
And the long side portion 9a of the hole 9 intersects in a cross shape when viewed from above, so that the peripheral edge of the bottom plate 9 is sandwiched between the upper flange 15 and the lower flange 16 of the holding body 10, The straight pipe 11 is firmly fixed to the bottom plate 9.

The straight pipe 11 is formed of plastic or metal into a straight pipe shape.
The upper end of the seal packing 17B is inserted into the seal packing 17B formed of an elastic body such as rubber or soft plastic, and the seal packing 17B is press-fitted into the hole 22 to form the upper flange 15 and the connecting member 23. , Whereby the holding body 10 is integrally held by the straight pipe 11.

That is, as shown in FIG. 6, the seal packing 17B is formed of a ring-shaped packing main body 27 formed in a substantially inverted U-shaped cross section. 27 is inserted into a hole 28 formed on the inner peripheral side of the outer peripheral surface 14.
a is resiliently contacted with the inner peripheral surface 29 of the packing body 27 and is sealed, and the upper end of the straight pipe 11 is formed in an inverted U-shaped groove 30 of the packing body 27. It is inserted.

Since the sewer pipe 20 is often not disposed directly below the drain port of the water tank 3, the straight pipe 11 is moved horizontally in the gap between the holes 9 so as to absorb connection errors. Adjust, correspondingly, seal packing 1
Since the drain pipe 14 in which the 7B is inserted is also formed flexibly, horizontal connection errors can be easily absorbed.

On the other hand, as shown in FIG. 7, the lower part of the straight pipe 11 is inserted into the upper end of the riser pipe 12 so as to be able to move up and down, and the upper end of the straight pipe 11 is provided with the flexible drainage. The lower end of the pipe 14 is inserted to form a drain passage.

The straight pipe 11 and the rising pipe 1
The gap between the two is sealed by a seal packing 17A in a liquid-tight manner, so that the waterproof / moisture-proof function is maintained.

When the sewer pipe 20 is provided so as to rise below the bottom plate 8 of the cabinet body 1, the riser pipe 12 is not always necessary, but as shown in FIG. If the sewer pipe 20 is too short to reach below the bottom plate 8 of the cabinet body 1, the riser pipe 12 is tightened by the connecting member 21 to join the two to adjust the height. It can be done easily.

Next, a description will be given of a case in which the drainage device configured as described above is mounted on a vertically movable cabinet. The sewer pipe 20 from the floor F is cut to a height such that its upper end does not collide with the bottom plate 8. A seal packing 17A is fitted and set on the upper end portion of the cut sewer pipe 20 in advance. Of course, when a rising pipe is used in place of the drain pipe 20, the seal packing 17A may be bonded to the upper end of the rising pipe in advance.

Thereafter, the cabinet body 1 is set so that the hole 9 of the bottom plate 8 is located directly above the riser pipe 12.

Next, the lower end of the straight pipe 11 whose upper end is previously fitted in the seal packing 17B is inserted into the hole 9
Into the upper end of the riser tube 12,
With the long side 16a of the lower flange 16 of the holding body 10 and the long side 9a of the hole 9 set in parallel, the holding body 10 is rotated 90 degrees in the circumferential direction of the straight pipe 11. Then, the straight pipe 11 is firmly fixed to the peripheral portion of the hole 9 of the bottom plate 8.

Thus, the straight pipe 11 is connected to the bottom plate 8.
After fixing the flexible drainage pipe 14 to the seal packing 17B in which the upper end of the straight pipe 11 is fitted in advance, the gap between the flexible drainage pipe 14 and the straight pipe 11 is The seal is completely sealed by the seal packing 17B.

In this embodiment, the cabinet body 1
Hole 9 formed in the bottom plate 8 of the straight pipe 11
Is formed in a rectangular shape having a diameter larger than the outer diameter of the connecting member 23 between the upper flange 15 and the lower flange 16 of the holding body 10 attached to the bottom plate 9, and the straight pipe 11 and the drain pipe 1 are formed.
4 is connected by a flexible pipe, so that the drain port of the water tank 3 and the straight pipe 11 are connected.
And even if the axis of the sewer pipe 20 is displaced, the connection error can be easily absorbed, and the effect that the workability is improved can be obtained.

Since the drainage device according to this embodiment is mounted as described above, the cabinet body 1
When the pipe moves up and down, the straight pipe 11 and the drain pipe 1
4 does not change, and the straight pipe 11 fixed to the bottom plate 8 merely slides along the up and down direction of the riser pipe 12, so that there is no fear of causing fatigue damage due to expansion and contraction. A water leak accident can be effectively prevented, and the moisture-proof / odor-proof function can be maintained in a favorable state.

In the above embodiment, the case where the present invention is applied to the elevating type sink A has been described as an example. However, the present invention is not limited to this case. It is needless to say that the present invention can also be applied to the above.

[0028]

As described above, the drainage device in the vertical cabinet according to the present invention is constructed as described above. Therefore, even if the vertical movement of the cabinet body of the vertical cabinet is repeated, a water leakage accident due to fatigue damage of the drainage portion is prevented. There is no danger of occurrence, and even if the position of the drain port of the water tank and the sewer pipe are shifted in the horizontal direction, the installation error can be easily absorbed, so that the workability is excellent, and the connecting part is excellent. Are sealed in a liquid-tight manner with a sealing member, so that a number of excellent effects are exhibited, such as good moisture-proof and deodorant performance can be maintained.

[Brief description of the drawings]

FIG. 1 is a front view of a system kitchen to which a drainage device according to an embodiment of the present invention is applied.

FIG. 2 is a right side view of the system kitchen.

FIG. 3 is an exploded perspective view showing a disassembled configuration of a main part of the drainage device.

FIG. 4 is a cross-sectional view showing a configuration of a holding body of the drainage device.

FIGS. 5A and 5B are explanatory diagrams showing a procedure for attaching the drainage device to a bottom plate.

FIG. 6 is a sectional view showing a configuration of a seal packing of the drainage device.

FIG. 7 is a vertical sectional view of the drainage device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS A Elevating sink 1 Cabinet main body 3 Water tank 8 Bottom plate 9 Hole part 10 Clamp body 11 Straight pipe 12 Start-up pipe 14 Flexible drainage pipe 15 Upper flange 16 Lower flange 17A, 17B Seal packing (seal member) 20 Sewage pipe

Claims (2)

(57) [Claims] 1. A rectangular hole is formed in a bottom plate of a cabinet body configured to be able to move up and down, and an upper portion is formed above the hole.
The flange is formed large and under the upper flange
The lower flange is slightly smaller than the hole above.
Raise the lower flange of the sandwich formed in a similar shape
After being inserted into the hole, insert the clamp into the circumferential direction of the straight pipe.
And rotate it 90 degrees in the direction
At the same time, the lower part of the straight pipe is inserted into the upper end of a drain pipe arranged below the bottom plate of the cabinet body so as to be able to move up and down, and a drain pipe connected to a drain port of a water tank arranged in the cabinet body. A drain device for a vertical cabinet, wherein a lower end portion is inserted into an upper end portion of the straight pipe, and a gap between the straight pipe, the sewer pipe, and the drain pipe is sealed in a liquid-tight manner with a sealing member. 2. A cabinet formed on a bottom plate of the cabinet body.
Body for attaching the straight pipe to the bottom plate
From the outer diameter of the connecting member between the upper and lower flanges
Also have a large-diameter rectangular shape, and the drainage pipe is flexible.
Formed with sibble pipe, straight pipe and horizontal drain
Claims characterized by absorbing a mounting error in a direction.
2. The drainage device in the lifting cabinet according to 1 .