JPH0726468Y2 - Low tank hand wash spout mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a structure for mounting a hand-washing spout pipe in a Western-style toilet having a hand-washing portion formed on the upper surface side of a low tank.

[Prior Art] A conventional example of this type will be described with reference to FIGS.

11 and 12, the toilet seat 5 is provided on the upper surface side of the bowl of the toilet body 51.
2 is installed, and a low tank 53 is installed on the toilet body 51 behind the toilet seat 52. A water supply pipe 54 is connected to the low tank 53 from the outside, and water can be supplied into the low tank 53 through the water supply pipe 54. Also, low tank 53
A lid member 55 having a hand-washing pot surface 55a is attached to the upper surface side of the, and a water discharge pipe 56 capable of supplying hand-washing water toward the hand-washing pot surface 55a is provided upright on the lid member 55.

The water supply pipe 54 is connected to a ball tap 58 inside the raw tank 53 via a water stop plug 57. The water discharge pipe 56 is connected to the ball tap 58 via a connection pipe 58b. Reference numeral 58a indicates a floating ball. The lower end of this discharge pipe 56 is
It is fixed to the lid member 55 by 9. In the figure, 60 is an overflow pipe, and 61 is a float valve.

[Problems to be Solved by the Invention] Conventionally, in order to remove the lid member 55, it is necessary to loosen the nut 59 to separate the water discharge pipe 56 from the connection pipe 58b, which makes removal of the lid member 55 extremely difficult. It was For example, if the lid member 55 is forcibly lifted upward, the connecting pipe 58b will be broken. For this reason, the conventional water discharge pipe mounting structure has a problem that inspection of the inside of the low tank 53 is very troublesome.

[Means for Solving the Problems] A low tank handwash spout mounting structure of the present invention includes a spout attached to a handwash bowl of a low tank, and an upper end of the low tank supported at the upper end thereof. A rising pipe fitted from above, a water discharge pipe fitting guide provided on the outer peripheral portion of the rising pipe, and a lower end of the rising pipe that are connected to each other. And a pipe for introducing water.

In the present invention, the guide may be formed in a wall shape.

[Operation] In the present invention, when the lid member is placed on the low tank, it is sufficient to install the lid member from above so that the lower end of the water discharge pipe fits into the rising pipe. It's easy.

In the structure of the present invention, since the rising pipe is inserted into the lower end of the water discharge pipe attached to the lid member, it is only necessary to lift the lid member when removing the lid member from the raw tank. That is, when the lid member is lifted, the rising pipe remains held in the low tank via the mounting member, and only the lid member with the water discharge pipe is removed.

When covering the low tank with the lid member, the lower end of the water discharge pipe is guided by the guide and smoothly fits to the rising pipe.

If the guide is provided in the shape of a wall, it is possible to prevent water leaking from the minute gap between the rising pipe and the water discharge pipe from scattering around.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is an assembly perspective view of an upper part of a low tank showing a structure of an embodiment, FIG. 2 is a side view of an essential part, FIG.
FIG. 4 is a plan view of the same, and FIG. 5 is a perspective view of a mounting member with a guide.

The hand-washing water discharge pipe 1 is fixed to the upper surface of the lid member 55 of the low tank 53 by a nut 59. Reference numeral 2 indicates a washer. A rubber packing 3 is attached to the lower end of the water discharge pipe 1.

In the ball tap 58 arranged inside the low tank 53,
A bellows tube 4 which can be expanded and contracted and bent is connected, and a tubular rising tube 5 is integrally connected to the tip of the bellows tube 4. The bellows tube 4 and the rising tube 5 may be integrally formed, or separate bodies may be connected and integrated by using an adhesive or by fitting.

The rising pipe 5 is locked to the upper edge of the low tank 53 by a mounting member 6. The mounting member 6 includes a holding portion 6a at the upper edge of the low tank having a U-shaped side view, an arm portion 6b protruding from the holding portion 6a, and a planar view shape C provided at the tip of the arm portion 6b.
The letter-shaped rising pipe gripping portion 6c and the guide 6g are integrally molded of synthetic resin. A plurality of (four in this embodiment) rubber pieces 6d are bonded to the inner surfaces of the sandwiching portion 6a that face each other.

As shown in the figure, the guide 6g has a substantially truncated conical shape, and has a C-shape in plan view like the grip 6c. Reference numeral 6f indicates an opening for attaching the rising pipe 5 to the grip portion 6c.

The holding portion 6a has a shape that narrows toward the opening on the lower end side. Further, in this embodiment, the rising pipe 5 has a shape in which the upper end thereof is obliquely cut.

The attachment member 6 is attached to the low tank 53 by being inserted into the edge portion of the low tank 53 from above so that the holding portion 6a holds the upper edge of the low tank 53. The rising pipe 5 has a flange portion 5a at the bottom thereof, and the rising pipe 5 is attached to the mounting member 6 by pushing the gap between the flange portion 5a and the bellows pipe 4 into the grip portion 6c from the opening 6f. Retained.

The attachment member 6 is attached to the low tank 53 so that the position of the rising pipe 5 is aligned with the water discharge pipe 1. The rising pipe 5 is
The mounting member 6 may be mounted in advance, or the mounting member 6 may be mounted on the low tank 53 and then mounted on the mounting member 6.

After the rising pipe 5 is attached to the low tank 53 as described above, the lid member 55 is gradually lowered toward the low tank 53 from above and attached so as to cover it.
The rising pipe 5 is inserted into the lower end of the rising pipe 5 and the water discharge pipe 1 are integrated.

In this way, when lowering the lid member 55, the lower end of the water discharge pipe 1 is guided by the guide 6g and is easily fitted to the upper end of the rising pipe 5. Therefore, the work of covering the low tank 53 with the lid member 55 can be performed easily and quickly.

Even when the lid member 55 is removed, if the lid member 55 is simply lifted, the water discharge pipe 1 is automatically separated from the rising pipe 5.

In this embodiment, the guide 6g surrounds the rising pipe 5 in a wall shape. Therefore, even if a slight gap is created between the rising pipe 5 and the water discharge pipe 1 and water leaks, the wall-shaped guide 6g receives the water. Therefore, water is prevented from splashing around.

In this embodiment, since the mounting member 6 is provided with the rubber piece 6d, the friction coefficient between the mounting member 6 and the low tank 53 is large, and the mounting member 6 can be easily pulled even if the mounting member 6 is pulled upward. Does not get out. Therefore, when the lid member 55 is lifted, only the lid member 55 having the water discharge pipe 1 can be lifted. Therefore, unlike the conventional case, the rising pipe 5 and the bellows pipe 4 are not pulled upward and broken.

In the present embodiment, the position of the mounting member 6 can be freely changed, and the bellows tube 4 can be freely expanded and contracted and bent, so that the rising tube can be installed at an arbitrary position. Therefore, the lid member 55
Various lid members with different installation positions of the water discharge pipe 1 fixed to the
The rising pipe 5 can also be attached to the 55.

In the present embodiment, since the tip (lower end) of the holding portion 6a of the mounting member 6 is recessed, the mounting member 6 has a strong force for holding the upper edge of the low tank 53, so that the mounting member 6 is extremely firm. Supported by.

Further, in the illustrated embodiment, the tip of the rising pipe 5 is cut obliquely and has a sharp shape, so that the rising pipe 5 can be easily inserted into the water discharge pipe 1.

Although the guide 6g is integrated with the mounting member 6 in the above embodiment, the mounting member 6 and the guide 6g may be separate bodies as shown in FIGS. In FIGS. 6 and 7, a C-shaped convex portion 6h is provided on the bottom surface of the guide 6g, and the convex portion 6h is fitted to the grip portion 6c. FIG. 7 is a cross-sectional view (cross-sectional view taken along line VII-VII in FIG. 6) showing a state after the guide 6g and the mounting member 6 are engaged with each other.

Although the mounting member 6 is separate from the rising pipe 5 in the above embodiment, the mounting member 6 and the rising pipe 5 may be integrally formed.

FIG. 8 is a perspective view showing a different embodiment, FIG. 9 is an enlarged view of the same main part, and FIG. 10 is a sectional view of the main part.

This embodiment relates to a type in which the outside of the low tank 53 is surrounded by a cover 62. The upper edge of the raw tank 53 is a flange 60 extending inward, and the flange 60 is provided with a notch 61. The notch 61 has a circular shape on the back side, with the entrance being sandwiched. The convex portion 6h of the guide 6g is fitted in this circular portion. 6i indicates a stopper. Startup pipe 5
Is attached to this convex portion 6h.

Also in this embodiment, the lid member 55 (8th to 10th portions) is attached to the low tank 53.
The riser pipe 5 and the water discharge pipe 1 can be attached and detached only by covering or removing (not shown in the drawing). In addition, the guide 6g prevents water from splashing.

In the above-mentioned embodiment, the lower end of the water discharge pipe is fitted into the rising pipe 5 as it is, but a connecting pipe is connected to the water inlet port of this water discharge pipe, and this connecting pipe is fitted into the rising pipe. May be. In this case, the water discharge pipe is composed of the body portion of the water discharge pipe and the connection pipe.

[Advantage of the Invention] According to the low tank hand-washing water discharge pipe mounting structure of the present invention, the lid member can be easily attached to and detached from the upper face of the low tank by simply inserting or extracting the rising pipe at the lower end of the water discharge pipe. Therefore, the work of removing the lid member can be performed very easily. In this case, since the guide is provided, the rising pipe and the water discharge pipe can be easily engaged with each other.

Further, in the present invention, even if water leaks from between the water discharge pipe and the water shutoff pipe, it is possible to prevent the water from scattering around.

[Brief description of drawings]

FIG. 1 is a perspective view of a main part assembly showing a mounting structure of a hand-washing spout pipe according to an embodiment, FIG. 2 is a side view of the main part, FIG. 3 is a side view of a mounting member, FIG. 5 is a perspective view of a mounting member with a guide, FIG. 6 is a perspective view of engagement between different guides and a mounting member, FIG. 7 is the same sectional view, FIG. 8 is a perspective view showing another embodiment, and FIG. 10 is a sectional view of the same main part, and FIG. 10 is a sectional view of the same. FIG. 11 is a perspective view of a conventional toilet bowl, and FIG. 12 is a sectional view of the same. 1 ... Water discharge pipe, 3 ... Rubber packing, 4 ... Bellows pipe, 5
…… Rise pipe, 6 …… Mounting member, 6g …… Guide, 53 …… Low tank, 58 …… Ball tap.

Claims (2)

[Scope of utility model registration request] 1. A water discharge pipe attached to a handwash bowl of a low tank, a rising pipe supported on an upper part of the low tank, and a lower end of the water discharge pipe fitted to an upper end thereof from above, and the rising pipe. Hand wash spout of a low tank having a guide for fitting the water discharge pipe, which is provided on the outer peripheral part of the pipe, and a pipe which is continuously provided at the lower end of the rise pipe and which introduces water from a ball tap into the rise pipe. Water pipe mounting structure. 2. The handwash spout mounting structure for a low tank according to claim 1, wherein the guide is provided in a wall shape.