JPH0246542Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] The present invention relates to improving the structure of the discharge part of simple flush toilets installed in non-flushing areas, etc., and in particular, to improve the structure of the discharge part of simple flush toilets installed in non-flush areas, etc. This has been improved so that the seal gasket attached to the discharge section can be attached and detached extremely easily.

[Conventional technology]

Due to the slow spread of public sewage facilities, areas where flush toilets can be installed are limited to urban areas and their surrounding areas. Therefore, simple flush toilets are widely used, which can provide the same feeling of use as flush toilets, even though they are still flush toilets.

Figure 4 shows a conventionally used simple flush toilet B.
The installation status is shown below. A storage box 26 is provided below the discharge port 23 of the simple flush toilet B, and a toilet tank sealing body 21 is stored in the storage box 26 to block bad odor from the toilet tank and wind blowing up from below. . Furthermore, the storage box 26 connects the simple flush toilet B to a defecation pipe 27 that leads to the toilet tank.

FIG. 5 is an enlarged cross-sectional view of the toilet tank sealing body 21 described above.

A toilet tank sealing body 21 is provided at the outlet 23 of the simple flush toilet B to open and close the outlet 23. The illustrated toilet tank sealing body 21 is of a type that opens and closes the discharge port 23 by rotation. When the waste falls into the receiving part 22a, the toilet tank sealing body 21 opens and rotates as shown by the two-dot chain line due to the weight, and the waste is discharged. When the waste is finished being discharged, the side end of the toilet tank sealing body 21 It automatically returns to the original closed state by the action of the weight 22b provided in the.

A seal packing 24 is attached to the discharge port 23 of the above-mentioned simple flush toilet bowl B. The seal packing 24 is for sealing the gap between the toilet tank sealing body 21 and the discharge port 23 to form a water storage section. Normally, the simple flush toilet B is not provided with the trap normally provided in flush toilets. Therefore,
As an alternative to a trap, cleaning water is stored in the outlet 23 closed with the toilet tank sealing body 21 and sealed with water.
This is designed to block foul odors from the toilet tank, prevent filth from adhering to the receiving portion 22a, and facilitate the discharge of filth. The seal packing 24 is essential for forming this water reservoir. Further, the seal packing 24 absorbs the impact of the metal or resin receiving portion 22a colliding with the ceramic or resin discharge port 23 when the toilet tank sealing body 21 automatically returns after discharging waste. It has the effect of softening and preventing damage to the toilet bowl B and the toilet tank sealing body 21, and at the same time reducing unpleasant collision sounds.

[Problem that the invention attempts to solve]

The conventional seal packing 24 mounting structure has a fifth
As shown in the figure, attach the seal packing 24 to the toilet bowl B.
The upper surface 24a of the seal packing 24 and the lower end surface 23a of the discharge port 23 are fixed by adhesive. By the way, due to deterioration etc., the seal packing 24
However, since the installation structure was as described above, when performing the replacement work, it was necessary to remove the main body of toilet B from the installation location and turn it over, which took a lot of time and effort. was necessary.

[Means for solving problems]

In view of the above-mentioned problems, the present invention has made it possible to easily attach and detach the seal gasket and replace it from the inside without removing the toilet bowl. To explain its features in detail with reference to FIG. 1 showing an embodiment of the present invention, the sealing member 10 provided at the bottom of the toilet bowl A and the lower opening 10a of the sealing member 10 can be opened and closed. A discharge part structure consisting of a toilet tank sealing body 2, wherein the sealing member 10
A sealing fitting 11 attached to the outlet 1 of the toilet bowl A, a sealing fitting 3 attached to the lower end of the sealing fitting 11 or in the vicinity thereof from the inner circumferential surface 11a side, and the sealing fitting 3 A gasket holding tool 5 is attached to the inner circumferential surface 11a of the gasket fitting 11 so as to be able to be pressed and separated from the gasket fitting 11. The diameter is smaller than the aperture D of the.

[Effect]

By employing the above means, the seal packing 3 is attached to the seal fitting 11 from the inner circumferential surface 11a side thereof, and the seal retaining tool 5 is also attached to the inner circumferential surface 11a of the seal fitting 11. , the pressing operation and separating operation of the gasket retainer 5, and the attachment/detachment/replacement work of the seal gasket 3 can be performed from the inner side without removing the simple flush toilet bowl A. In addition, since the outer diameter d of the seal holder 5 is smaller than the diameter D of the outlet 1 of the toilet bowl A, the seal holder 5 can be removed by operating from the inner surface of the toilet bowl A. Therefore, the seal packing 3 can be replaced extremely easily.

〔Example〕

FIG. 1 is an enlarged cross-sectional view of essential parts showing an embodiment of the present invention. A storage box 6 in which a toilet tank sealing body 2 is stored is provided at the bottom of the simple flush toilet A. The storage box 6 has a defecation pipe 7 connected to a toilet tank.
It also serves as a connection to the simple flush toilet A. In this embodiment, an automatic flapper mechanism of an automatic opening/closing type is used for the toilet tank sealing body 2, but the present invention is not limited to this. For example, it is of course possible to use a forced flapper opening/closing mechanism.

A gasket fitting 11 is installed between the outlet 1 of the simple flush toilet A and the storage box 6. The packing fitting 11 is made of resin or the like, and has a cylindrical portion 1 having an outer diameter approximately equal to the inner diameter of the discharge port 1.
2 and a flange portion 13 formed on the side surface of the cylindrical portion 12. The upper part of the cylindrical part 12 is attached to the toilet bowl A.
The gasket fitting 11 and the toilet bowl A are joined by inserting the toilet bowl A into the discharge port 1 and tightening the flange portion 13 and the toilet bowl bottom 14 with bolts 15 and nuts 16 via the sheet-like gasket 20. Alternatively, instead of tightening the bolts, the outer circumferential surface 12a of the cylindrical portion 12 and the inner circumferential surface 1a of the discharge port 1 may be fixed by adhesive. Further, by fixing the flange portion 13 to the flange portion 17 provided on the side surface of the storage box 6 with screws 18, the packing fitting 11 and the storage box 6 are joined.

A locking portion 4 consisting of an annular protrusion projecting inward is provided at the lower end of the seal fitting 11, and a female screw is carved into the inner circumferential surface 11a.

The seal packing 3 is a flexible ring-shaped member made of Teflon or the like, and its outer diameter is approximately the same as the inner diameter of the packing fitting 11. An annular groove 3a is provided on the outer peripheral surface, and the locking portion 4 is fitted into the annular groove 3a. At this time,
The lower end 30 of the seal gasket 3 is the gasket fitting 1
1 and comes into close contact with the receiving portion 2b of the toilet tank sealing body 2, thereby sealing the gap between the outlet 1 and the toilet tank sealing body 2.

The packing retainer 5 is an annular member having an inner and outer diameter that is approximately the same size as the seal packing 3,
In this embodiment, the length is from the upper surface 31 of the seal packing 3 to the upper end 11b of the packing fitting 11. The outer circumferential surface 5a is provided with a male screw corresponding to the female screw carved on the inner circumferential surface 11a of the seal fitting 11, and is screwed into the inner circumferential surface 11a of the seal attaching member 11. Further, the inner circumferential surface 5b has a groove or hole 5 for rotational operation.
Since 0 is provided, the seal retainer 5 can be tightened using a rotary operating tool 40 as shown in FIG. 2, which will be described later.
Can be tightened.

The upper end surface 11b of the packing fitting 11, the inner circumferential surface 5b of the packing stopper 5, and the inner circumferential surface 32 of the seal packing 3 are all formed into a smooth curved shape that continues from the inner surface of the toilet bowl _A1 . Therefore, filth and the like are quickly discharged, and no filth remains at the boundary P between the seal fitting 11 and the toilet bowl A or the boundary Q between the seal fitting 11 and the seal holding tool 5.

Next, a method for attaching and detaching the seal packing 3 will be explained using FIG. 2.

The seal gasket 3 is first installed before the simple flush toilet A is installed on the floor. First, the gasket fitting 11 is attached to the outlet 1 of the toilet bowl A.
As mentioned above, this is due to the outer circumferential surface 1 of the cylindrical portion 12.
2a to the inner circumferential surface 1a of the discharge port 1, or by fixing the flange portion 13 to the toilet bowl bottom 14 via a sheet-like packing 20 with bolts and nuts. Next, after fitting the annular groove 3a of the seal packing 3 into the locking part 4 of the seal fitting 11 and installing it, the packing holding tool 5 is screwed into the female thread of the inner peripheral surface 11a of the packing fitting, By tightening with a suitable rotary operating tool 40, the seal packing 3 is pressed and fixed.

The above rotary operating tool 40 includes back surfaces 41a and 42.
Two L-shaped pieces 41, 42 arranged with a facing each other
, an operation handle 43, and a tension bolt 44 for adjusting the interval between the L-shaped pieces 41, 42, and a protrusion 4 at the tip of the bottom sides 45, 46 of the L-shaped pieces 41, 42.
5a and 46a, respectively. Insert the protrusions 45a and 46a into the grooves or holes 50 provided at appropriate locations on the packing stopper 5, adjust the spacing between the L-shaped pieces 41 and 42 with the tension bolt 44, and then Perform rotation operations.

The rotating operating tool is not limited to the one described above, and it is of course possible to use other rotating tools.

By the way, 2-3 times after starting to use the simple flush toilet A.
As mentioned above, it is necessary to replace the seal packing 3 every year. In that case, the seal packing 3 is replaced as follows.

First, while leaving the simple flush toilet A in the installed state, use the rotary operating tool 40 to rotate the gasket holding tool 5.
Rotate from the inner side of the toilet bowl _A1 and remove it from the gasket fitting 11. Next, use the flexibility of the seal packing 3 to pull it out with your bare hands, or
Or pull it out using an appropriate tool. Next, install a new seal packing 3 by performing the above procedure in reverse. That is, the seal packing 3 is pushed into the packing fitting 11 by utilizing its flexibility, the annular groove 3a is fitted into the locking part 4, and the packing holding tool 5 is screwed into the packing fitting 11 again. The seal packing 3 is fixed by tightening it.

Note that the present invention can be modified in various ways. For example, as shown in FIG. 3, a structure may be adopted in which the cylindrical portion 12 of the gasket fitting 11 is not inserted into the outlet 1 of the toilet bowl A. In this case, a gasket fitting 11 in which a cylindrical portion 12 having an inner diameter approximately equal to the diameter of the outlet 1 is suspended from a flange portion 13 is attached to the toilet bottom 14, and a gasket retainer 5 is attached to the inner circumferential surface 1a of the outlet. By installing the toilet bowl A1 across the inner peripheral surface 11a of the toilet bowl A1, the lower opening 10a can be opened from the inner surface of the toilet bowl _A1 .
The surface shape up to is formed into a smoothly continuous curved surface shape.

[Effect of idea]

As described above, according to the present invention, the seal gasket can be replaced without removing the toilet bowl. In addition, since the packing retainer can be easily removed, replacing the seal packing is extremely easy. Therefore, aging of the seal gasket can be quickly dealt with, and the toilet bowl outlet can always be kept in a good sealed state, thereby ensuring the prevention of bad odors, the blocking of updrafts, and the prevention of flies and the like from entering the toilet. Furthermore, as shown in the example, if the surface shape from the inner surface of the toilet bowl to the outlet is made into a smooth continuous curved surface, it not only gives the user a sense of relief but also prevents the adhesion of filth. , does not generate any bad odor,
It also has great hygienic effects.

[Brief explanation of the drawing]

1 to 3 are related to the present invention. FIG. 1 is an enlarged sectional view of the main part showing an embodiment of the present invention, and FIG. 2 is a packing retainer, a seal packing, and a packing attachment. FIG. 3 is an exploded perspective view showing each tool with a portion cut away, and FIG. 3 is an enlarged sectional view of a main part showing another embodiment of the present invention. Figures 4 and 5
The figure shows a conventional example, and Fig. 4 is a partial cross-sectional view showing the installation situation of a conventionally used simple flush toilet, and Fig. 5 is an example of a toilet tank sealing body that automatically opens and closes. This is an enlarged cross-sectional view of the automatic flapper mechanism of the formula. A, B... Simple flush toilet, A ₁ , B ₁ ... Toilet bowl,
1, 20...Discharge port, 1a...Discharge port inner peripheral surface,
2, 21... Toilet tank sealing body, 3, 24... Seal packing, 3a... Annular groove, 4... Locking part, 5...
Packing stopper, 6, 26...storage box,
7, 27...Excretion pipe, 10...Sealing member, 1
DESCRIPTION OF SYMBOLS 1... Packing fitting fitting, 11a... Packing fitting fitting inner peripheral surface, 12... Cylindrical part, 13... Flange part.

Claims (1)

[Claims for Utility Model Registration] 1. A discharge part structure consisting of a sealing member attached to the bottom of the toilet bowl and a toilet tank sealing body that opens and closes the lower opening of the sealing member, The sealing member includes a gasket fitting attached to the discharge port of the toilet bowl, a sealing fitting attached from the inner circumferential side at or near the lower end of the sealing fitting, and a pressure against the sealing fitting. and a gasket retainer that is separably attached to the inner circumferential surface of the gasket fitting, and the outer diameter of the gasket retainer is smaller than the diameter of the outlet of the toilet bowl. The structure of the discharge part of a simple flush toilet. 2. The discharge part structure of a simple flush toilet according to claim 1, wherein the surface shape from the inner surface of the toilet bowl of the toilet bowl to the lower opening of the sealing member is formed into a continuous smooth curved surface.