JP2002129628A - Flush toilet bowl - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a flush toilet bowl constituted to positively supply water into a hollow rim part of a toilet bowl body only by placing a warm water washing seat on the rear upper face of the toilet bowl body from above to assemble them. SOLUTION: This flush toilet bowl comprises the toilet bowl body 1 provided with the hollow rim part 2 discharging wash water for washing a bowl face, being shaped along the upper end peripheral edge, and the warm water washing seat 5 placed and fixed to the rear upper face of the toilet bowl body 1. The rear upper face of the toilet bowl body 1 is provided with an opening 3 communicating with the hollow rim part 2, and a guide pipe 30 is provided in such a shape as to position one end near the opening part 3 and to be led into the hollow rim part 2 toward the other end. The warm water washing seat 5 is provided with a wash water outflow pipe 31 projected downward to the seat from the inside of the warm water washing seat 5 to face the opening part 3 and inserted in the guide pipe 30.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flush toilet in which a toilet seat is mounted and fixed on a toilet body, and more particularly, flush water is supplied from the toilet seat to a hollow rim portion in the toilet body. It concerns flush toilets.

[0002]

2. Description of the Related Art Conventionally, a hollow rim portion 2 is formed along a peripheral edge of an upper end of a toilet body 1 as shown in FIGS. 6 and 7, and a bowl of the toilet body 1 is formed by washing water discharged from the hollow rim portion 2. An opening 3 communicating with the hollow rim 2 is formed in the upper surface of the rear part of the toilet body 1 so as to be cleaned, and the opening 3 is inserted into the hollow rim 2 through the opening 3 so that the inside of the hollow rim 2 is A water supply hose 51 for supplying washing water to the toilet body 1 is mounted on the rear upper surface of the toilet body 1 and is provided with a nozzle for ejecting hot water toward a local part of a human body. There are flush toilets that comprise.

In this flush toilet, a warm water flush toilet seat 5 is provided.
Is provided with a hot water tank or the like for supplying hot water to the nozzle, and a part of the water supplied to the hot water tank is used as the washing water in the hollow rim portion 2 of the toilet bowl main body 1. Is supplied via In addition, warm water washing toilet seat 5
Is provided with a toilet seat 14 and a toilet lid 15.

In the prior art, when the hot water flush toilet seat 5 is mounted on the rear upper surface of the toilet body 1 and assembled, the hot water flush toilet seat 5 is positioned and inserted into the opening 3 while the hot water flush toilet seat 5 is inserted. It is mounted on the toilet body 1 from above. However, since the water supply hose 51 of the warm water flush toilet seat 5 is difficult to see from above, it is difficult to align the water supply hose 51 with the opening 3. If the alignment is incorrect, the water supply hose 51 is flexible. Is not inserted into the opening 3 and is caught between the toilet body 1 and the warm water flush toilet seat 5. Therefore, there is a possibility that water is not supplied into the hollow rim portion 2.

[0005] Even when the water supply hose 51 is properly inserted into the opening 3, the warm water flush toilet seat 5 is lifted up onto the toilet body 1 so that the tip end of the water supply hose 51 is directed toward the inside of the hollow rim 2. At the same time, the water supply hose 51 must be bent and inserted into the hollow rim portion 2. However, it is difficult to insert and assemble the water supply hose 51 while bending it into the hollow rim portion 2, and there is a problem that the water supply hose 51 is bent in the middle. Therefore, there is a possibility that the water is not sufficiently supplied into the hollow rim portion 2.

[0006]

SUMMARY OF THE INVENTION In view of the above-mentioned problems, the present invention can reliably supply water into the hollow rim portion of the toilet body simply by mounting the hot water flush toilet seat on the rear upper surface of the toilet body from above and assembling the toilet seat. The purpose of the present invention is to provide a flush toilet that can be operated in a short time.

[0007]

According to a first aspect of the present invention, there is provided a flush toilet having a hollow rim for discharging flush water for flushing a bowl surface, the flush rim having a shape along the upper edge. A nozzle mounted and fixed on the rear upper surface of the toilet body, which jets hot water toward a local part of the human body, a hot water supply device that supplies hot water to the nozzle, and a water supply pipe that supplies water to the hot water supply device. An opening communicating with the hollow rim on the rear upper surface of the toilet body, one end is located near the opening, and the other end is located inside the hollow rim from the opening toward the other end. A guide pipe having a shape to be introduced into the toilet is provided, and a flush water outflow pipe is provided which protrudes downward from the inside of the warm water flush toilet seat, faces the opening, and is inserted into the guide pipe. It is characterized by the following.

[0008] In this flush toilet, an opening of the toilet body is provided with a guide pipe for guiding washing water from the opening into the hollow rim portion. At the time of mounting, the washing water can be surely flown into the hollow rim simply by inserting the washing water outflow pipe of the warm water washing toilet seat into the guide pipe.

According to a second aspect of the present invention, in the flush toilet of the first aspect, the hot water flush toilet seat includes a water supply hose branched from the water supply pipe, and a distal end portion of the water supply hose is connected to the water supply hose. The flush water outlet pipe is connected to the inside of the warm water flush toilet seat.

In this apparatus, since a water supply hose is branched from a water supply pipe for supplying water to the hot water supply device, the pipe connection with a water supply source such as city water only needs to be performed on the water supply pipe to the hot water flush toilet seat. Thus, it is possible to spout toward a local part of the human body and to clean the bowl surface of the toilet body.

According to a third aspect of the present invention, in the flush toilet of the first or second aspect, the guide tube is bent in a substantially L-shape along the flow path of the hollow rim. It is characterized by being.

In this flush toilet, since the guide tube is bent in a substantially L-shape so as to face inward of the hollow rim portion, the washing water flowing into the guide tube surely flows into the hollow rim portion.

A flush toilet according to claim 4 of the present invention is the flush toilet according to any one of claims 1 to 3,
In the above-mentioned guide pipe, the insertion port with the above-mentioned flush water outflow pipe has a flange part which covers a peripheral edge of an upper surface side of an opening of the above-mentioned toilet body.

In this structure, when the guide tube is inserted into the hollow rim portion from the opening of the toilet body, the flange portion of the guide tube is locked to the peripheral edge of the upper surface of the opening of the toilet body. Therefore, the entire guide tube does not enter the hollow rim portion.

A flush toilet according to a fifth aspect of the present invention is the flush toilet according to the fourth aspect, wherein the flange portion is provided with a sealing function for preventing water leakage from the opening. .

In this case, the flange seals a gap between the flange and the periphery of the upper surface of the opening of the toilet body. Therefore, the washing water flowing from the washing water outflow pipe through the guide pipe into the hollow rim portion is prevented from leaking from the opening.

In a flush toilet according to a sixth aspect of the present invention, in the flush toilet according to the fourth or fifth aspect, the entire flange portion is formed of a sealing material for preventing water leakage from the opening. It is characterized by having.

In this case, the entire flange portion seals the entire gap between the flange portion and the peripheral edge on the upper surface side of the opening of the toilet body. Therefore, the performance of preventing the cleaning water flowing into the hollow rim portion from leaking from the opening portion is improved.

A flush toilet according to a seventh aspect of the present invention is the flush toilet according to the sixth aspect, wherein the lower surface of the warm water flush toilet seat and the periphery of the flush water outflow pipe are on the upper side of the opening of the toilet body. A ridge that presses the flange portion is provided around the periphery.

In this case, the entire flange portion is made of a sealing material, and the ridge presses the flange portion toward the periphery of the upper surface side of the opening of the toilet body, and the flange portion and the toilet body are pressed. The upper surface side peripheral edge of the opening is closely attached, so that the performance of preventing water leakage from the opening is further improved.

The flush toilet according to claim 8 of the present invention is the flush toilet according to any one of claims 1 to 7, wherein the flush water outflow pipe provided on the warm water flush toilet seat is connected to the toilet body. When inserted into the provided guide tube, a seal piece for closing a gap between the washing water outflow tube and the guide tube is provided around the inner periphery of the guide tube.

[0022] Thus, the gap between the guide pipe and the washing water outflow pipe is closed by the seal piece, so that the washing water can be prevented from overflowing from the gap.

[0023]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 5 show an embodiment of the present invention.

First, regarding the toilet body 1, the toilet body 1 is made of pottery or synthetic resin, and a hollow rim portion 2 is formed integrally with the upper peripheral edge over substantially the entire periphery. A large number of water discharge holes 12 are provided in the lower surface of the hollow rim portion 2 in the circumferential direction, and the bowl surface 11 of the toilet body 1 is washed by the wash water discharged from the water discharge holes 12. A substantially rectangular opening 3 is formed on the upper surface of one side of the toilet body 1,
The opening 3 communicates with the hollow rim 2. The opening 3 is provided with a rubber guide tube 30 which is shaped to be inserted into the hollow rim 2 from the opening 3 and guides washing water into the hollow rim 2.

A flange 34 made of rubber is provided as a sealing material outside the upper end of the guide tube 30. The flange portion 34 covers the opening 3 of the toilet body 1, and further has a shape having a size such that the entire ridge 32 provided on the substrate 33 of the hot water flush toilet seat 5 described later contacts the toilet body 1.
It is mounted on the upper end. A thin fold 35 made of rubber is provided around the inner periphery of the upper end of the guide tube 30. The guide tube 30 has a substantially L-shaped bent shape so as to face inward of the hollow rim portion 2.

Here, the fold 35 is provided with a warm water washing toilet seat 5 described later.
When the washing water outflow pipe 31 attached to is inserted into the guide pipe 30, it serves as a seal piece for closing a gap between the washing water outflow pipe 31 and the guide pipe 30.

Next, as shown in FIG. 3, the warm water flush toilet seat 5 is mounted on the rear upper surface of the toilet body 1 and is projected onto the substrate 33 into the toilet body 1 as shown in FIG. Nozzles 7 for ejecting water toward the local part of the human body, a hot water tank 8 for supplying hot water to the nozzles 7, and a water supply pipe 9 for supplying water to the hot water tank 8 are mounted and covered by a case 41. Things. A part of the substrate 33 includes a warm water washing toilet seat 5.
A flush water outflow pipe 31 for flushing water from inside protrudes in a pipe shape communicating with the inside of the warm water flush toilet seat 5. Further, in the base plate 33, the periphery of the washing water outflow pipe 31 is surrounded by the washing water outflow pipe 31, and the toilet body 1
A projection 32 having a shape larger than that of the opening 3 is provided.

Inside the warm water flush toilet seat 5, the water supply pipe 9 is provided.
The water supply hose 4 is branched at the branch portion 40 from the outlet, and the tip of the water supply hose 4 is connected to the washing water outflow pipe 31 by a hose band 36 as shown in FIG.

The water supply pipe 9 is a water supply pipe 13 serving as a water supply source.
, And the water supply pipe 9 is supplied with tap water.

The tap water supplied from the water supply pipe 9 to the hot water tank 8 through the branch portion 40 is heated and kept at a predetermined temperature by a heater, and the hot water stored in the hot water tank 8 is supplied to the nozzle 7. The hot water spouted from the nozzle 7 can clean a local part of the human body such as the anus comfortably and cleanly.

The warm water flush toilet seat 5 is provided with a toilet seat 14 and a toilet cover 15, and both the toilet seat 14 and the toilet cover 15 are rotatably mounted by a pivot 16 provided on the warm water flush toilet seat 5. ing.

Next, when the hot water flush toilet seat 5 is to be mounted on the rear upper surface of the toilet body 1, the guide tube 30 is inserted into the hollow rim 2 from the opening 3 of the toilet body 1 in advance. The guide tube 30 is locked to the upper surface of the opening 3 by the flange portion 34. Next, the warm water flush toilet seat 5 is placed on the rear upper surface of the toilet body 1. At this time, the flush water outlet pipe 31 of the warm water flush toilet seat 5 is inserted into the guide pipe 30, and the folds 35 provided on the guide pipe 30 closely contact the entire periphery of the flush water outlet pipe 31 as shown in FIG. . Further, the entire ridge 32 of the substrate 33 of the hot water flush toilet seat 5 rests on the flange portion 34 of the guide tube 30 and presses against the upper surface peripheral edge of the opening portion 3 opening on the upper surface of the toilet body 1. Therefore, the flange portion 34 comes into close contact with the peripheral edge of the upper surface of the opening 3 of the toilet body 1.

Therefore, in the flush toilet of this embodiment, when the warm water flush toilet seat 5 is mounted on the rear upper surface of the toilet body 1, the hollow rim portion 2 is provided through the opening 3 provided in the opening 3.
By simply inserting the flush water outflow pipe 31 protruding from the lower surface of the warm water flush toilet seat 5 into the guide pipe 30 bent in an approximately L shape so as to face inward, the flush water from the warm water flush toilet seat 5 is flushed with the flush water flush pipe. The structure surely flows into the hollow rim portion 2 through the guide tube 31 and the guide tube 30 and cleans the bowl surface 11 of the toilet body 1.

Also, the ridges 32 of the substrate 33 of the warm water washing toilet seat 5 are provided.
As a result, the flange 34 seals the periphery of the upper surface of the opening 3 of the toilet body 1, so that the toilet body 1 can be
The washing water that has flowed into the hollow rim 2 can be prevented from coming out of the opening 3.

Since the folds 35 of the guide tube 30 closely contact the entire periphery of the washing water outflow tube 31 without any gap, the washing water flowing from the warm water washing toilet seat 5 overflows from the gap between the guide tube 30 and the washing water outflow tube 31. You can prevent getting out.

[0036]

As described above, in the flush toilet of the present invention, when the hot water flush toilet seat is placed and fixed on the rear upper surface of the toilet body, it communicates with the hollow rim portion on the rear upper surface of the toilet body. A guide tube for guiding washing water from the opening into the hollow rim portion is inserted in advance into the opening, and a washing water outflow pipe provided in the warm water washing toilet seat is inserted into the guide tube, so that the toilet is displaced from the toilet seat. Water can be reliably supplied into the hollow rim of the main body.

[Brief description of the drawings]

FIG. 1 is an exploded side view showing a flush toilet according to one embodiment of the present invention.

FIG. 2 is a partially cutaway side view showing the flush toilet.

FIG. 3 is a perspective plan view showing the flush toilet.

FIG. 4 is a plan view showing a toilet body of the flush toilet.

FIG. 5 is a sectional view showing a main part of the flush toilet.

FIG. 6 is an exploded side view showing a conventional flush toilet.

FIG. 7 is a plan view showing a toilet body of a flush toilet as a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Toilet bowl 2 Hollow rim part 3 Opening part 4 Water supply hose 5 Hot water washing toilet seat 7 Nozzle 8 Hot water supply device 9 Water supply pipe 11 Bowl surface 30 Guide pipe 31 Wash water outflow pipe 32 Ridge 34 Flange part

Claims (8)

[Claims] 1. A toilet body having a hollow rim for discharging cleaning water for cleaning a bowl surface in a shape along an upper peripheral edge,
A nozzle mounted and fixed on the rear upper surface of the toilet main body, which jets hot water toward a local part of a human body, a hot water supply device that supplies hot water to the nozzle, and a water supply pipe that supplies water to the hot water supply device. A warm water flush toilet seat, comprising an opening communicating with the hollow rim on the rear upper surface of the toilet body,
One end is located in the vicinity of the opening, and a guide tube shaped to be introduced into the hollow rim from the opening toward the other end is provided, and protrudes downward from the inside of the warm water washing toilet seat. A flush water outflow pipe, which faces the opening and is inserted into the guide pipe. 2. The hot water flush toilet seat is characterized in that a water supply hose is branched from the water supply pipe, and a distal end portion of the water supply hose is connected to the flush water outflow pipe inside the warm water flush toilet seat. A flush toilet according to claim 1. 3. The flush toilet according to claim 1, wherein the guide tube is bent substantially in an L-shape along the flow path of the hollow rim portion. 4. The guide pipe according to claim 1, wherein an outlet of the flush water outflow pipe has a flange portion that covers a peripheral edge of an upper surface of an opening of the toilet body. The flush toilet according to item 1. 5. The flush toilet according to claim 4, wherein said flange portion is provided with a sealing function for preventing water leakage from said opening. 6. The flush toilet according to claim 4, wherein the entire flange portion is formed of a sealing material for preventing water leakage from the opening. 7. A ridge for press-contacting the flange portion is provided around the flush water outflow pipe on the lower surface of the warm water flush toilet seat and between the periphery of the upper surface side of the opening of the toilet body. The flush toilet according to claim 6, characterized in that: 8. When the washing water outflow pipe provided in the warm water flush toilet seat is inserted into the guide pipe provided in the toilet body, a gap between the washing water outflow pipe and the guidance pipe is formed. The flush toilet according to any one of claims 1 to 7, wherein a sealing piece to be closed is provided around the inner circumference of the guide tube.