JP2002266411A - Toilet bowl device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To avoid uncomfortably loud noises caused by a jet of water discharged from a toilet bowl having a jet water discharge means using a water source directly coupled to a water system, for ejecting a jet of flush water from the bottom of a bowl to a trap, and a rim water discharge means having a water source directly coupled to the water system, for causing the flush water to flow down the bowl from a rim, and to solve the problem of this toilet bowl device: that no siphon is created under low water pressure because the jet water discharge means is directly connected to the water system, sometimes placing requirements on the installation of the toilet bowl. SOLUTION: An auxiliary water discharge means is provided for supplying flush water to the toilet bowl independently of the jet water discharge means and the rim water discharge means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a toilet device.

[0002]

2. Description of the Related Art Conventionally, toilets of a low height style have been developed due to the design of the toilet, and these toilets are directly connected to a water supply source of a rim water discharging means and a jet water discharging means, and first, the rim water discharging means is used. The inside of the bowl is washed and the water level is raised to make it easier to generate siphons.Next, siphons are generated by jet water discharging means, and finally rim water discharging means is performed again to recover stored water. Has realized tanklessness and secured the design.

[0003]

In the case of the above-mentioned conventional toilet, the amount of water supply is limited due to the water supply source, and the rim water discharge means and the jet water discharge means are performed independently. The siphon does not last to the extent that it can be drained, and it is necessary to blow it off with a jet spout to completely return the water after the siphon breaks, and the sound of the flushing water at this time is very large and unpleasant . In addition, since the jet water discharge means is directly connected to the water supply, no siphon is generated under low water pressure, which may limit the installation conditions of the toilet. The present invention has been made in order to solve the above-mentioned problems, and an object of the present invention is to provide a toilet bowl which is more excellent in design than a tank-cleaning toilet bowl, and to reduce the number of times of flushing during toilet flushing. It is an object of the present invention to provide a toilet device capable of sufficiently exhibiting cleaning performance even under water pressure.

[0004]

In order to achieve the above object, a toilet apparatus according to the present invention comprises: a jet water discharging means for jetting flush water from the bottom of a toilet bowl toward a trap; Rim spouting means for draining flush water to the toilet bowl and auxiliary water spouting means for supplying flush water to the toilet bowl or trap are provided in the toilet bowl device, eliminating the need for a large tank for storing flush water and design. It is possible to provide an excellent toilet device.

By arranging the auxiliary water discharge means at the entrance of the trap, it is possible to extend the siphon duration, eliminate the return water remaining with dirt, and eliminate the very large unpleasant washing water jetting noise.

Further, by arranging the auxiliary water discharging means inside the trap, the water level in the trap can be sufficiently raised before the jet water discharging means, so that a siphon is easily generated even under a low water pressure, and the toilet device has Installation conditions can be eased.

Further, in order to achieve the above object, the toilet flushing apparatus of the present invention supplies flushing water from the auxiliary flushing means after jetting flushing water from the jet flushing means to the trap side. There washing water is enough to trap the entrance, it is possible to lengthen the duration of the siphon, the result there is no return water of wastes remaining, there is no need to blow off the water return in the jet water spouting means, very large unpleasant wash water Erupting sound can be eliminated.

Further, since the cleaning water is supplied from the auxiliary water discharging means before the cleaning water is jetted to the trap side from the jet water discharging means, the water level in the trap can be sufficiently raised before the jet water discharging means. Siphons are easily generated even under water pressure, and the conditions for installing the toilet device can be reduced.

[0009] In addition, the water supply source of the auxiliary water discharging means can be directly connected to a water supply or a tank storing washing water, so that an existing water supply source can be used.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment according to the present invention will be described. FIG. 1 is a cross-sectional view of a toilet bowl device according to the present invention and illustrates a flow from a water channel system to a flush water. The toilet body 1 includes a rim 11, a bowl 12, and a trap 13.

The jet water discharging means includes a jet water channel 42 connected to the water pipe 3, a jet open / close valve 41 provided in the jet water channel 42, and a jet water outlet 43 provided inside the trap 13. Consists of The jet water is supplied from the water pipe 3 to the jet-side water path 42 by opening the jet-side on-off valve 41 disposed in the jet-side water path 42 connected to the water pipe 3. The cleaning water is discharged through a jet water discharge port 43 disposed in the nozzle.

The rim water discharging means includes a rim-side water passage 22 connected to the water pipe 3, a rim-side opening / closing valve 21 disposed in the rim-side water passage 22, and a small hole provided on the lower surface of the rim 11 toward the bottom. (Not shown)). The rim spouting water is supplied with cleaning water from the water pipe 3 to the rim-side water passage 22 by opening the rim-side on-off valve 21 disposed in the rim-side water passage 22.
A small hole (not shown) provided on the lower surface facing the bottom of the rim 11
The washing water is discharged downward from the bottom toward the bottom of the bowl 12 as shown by the arrow. The method of flowing the washing water from the rim 11 is not limited to the small hole as long as the washing water flows toward the bottom of the bowl 12, and the rim space is completely opened downward. Open rim type may be used.

The auxiliary water discharging means includes an auxiliary water discharging side water passage 52 connected to the tank 54, an auxiliary water discharging side opening / closing valve 51 provided in the auxiliary water discharging side water passage 52, and an auxiliary water discharging side water discharging passage provided near the trap inlet 14. It consists of Mizuguchi 53. The auxiliary water is supplied from the tank 54 to the auxiliary water discharge side water channel 52 by opening the auxiliary water discharge side opening / closing valve 51 provided in the auxiliary water discharge side water channel 52, and the auxiliary water provided in the vicinity of the trap inlet 14 is provided. The cleaning water is discharged through the water discharge port 53.
As a water supply source of the auxiliary water discharge means, a cleaning type using a tank for storing cleaning water is used, but a water supply direct pressure type using a water pipe 3 may be used similarly to the rim side and the jet side.

[0014] rim-side valve 21 and the jet-side valve 41 and the auxiliary water discharge side valve 51 is control means having a washing switch, for example a solenoid, electrically driven by an actuator such as a motor.

FIG. 2 shows a control sequence according to the present embodiment. When the cleaning switch is turned on, the rim-side opening / closing valve 21 opens for a certain period of time, and the cleaning water flows from the rim 11 to the bowl 12 by the pressure of the tap water, and the inner surface of the bowl 12 is cleaned. After the rim-side on-off valve 21 is closed, the jet-side on-off valve 41 is opened for a certain period of time, and flush water is discharged from the rim 11 into the trap 13 through the jet water discharge port 43 by the pressure of the tap water. The siphon phenomenon occurs due to the accumulated water, and the waste is discharged through the trap 13. After the jet-side on-off valve 41 is closed, the auxiliary water-discharge-side on-off valve 51 is opened, flush water is discharged from the auxiliary water-discharge-side water discharge port 53, and the cleaning water is supplied to the vicinity of the trap inlet 14. , The siphoning phenomenon continues, and the waste is continuously discharged through the trap 13. Finally, after the auxiliary water discharge side opening / closing valve 51 is closed, in order to return the stored water in the bowl 12 to a predetermined position,
The rim-side on-off valve 21 is opened for a certain period of time, and the washing water flows down from the rim 11 to the bowl 12 by the pressure of the tap water.

According to the first embodiment of the present invention, after generating a siphon, the auxiliary water discharge side opening / closing valve 51 opens,
The cleaning water is discharged from the auxiliary water discharging side water discharging port 53, and the cleaning water is supplied to the vicinity of the trap inlet 14, so that the time for the air to enter the trap 13 is delayed and the siphon continues, so that dirt remains when the siphon is cut off. The return water is eliminated, and the return water does not need to be blown off by jet spouting, so that a very large unpleasant washing water jetting sound can be eliminated.

A second embodiment according to the present invention will be described. FIG. 3 shows a cross-sectional view of a toilet bowl apparatus and a flow of flush water, as in the first embodiment of the present invention. The toilet body 1 includes a rim 11, a bowl 12, and a trap 13. .

In the second embodiment, the structure of the jet water discharging means and the rim water discharging means of the first embodiment is the same, and the auxiliary water discharging means is changed. As in the first embodiment, the jet water is discharged from the jet-side waterway 4 connected to the water pipe 3.
The cleaning water is supplied from the water pipe 3 to the jet-side water passage 42 by opening the jet-side opening / closing valve 41 provided in the nozzle 2, and the jet water outlet 43 provided in the trap 13 is provided.
The washing water is spouted via the.

The rim water discharge is provided by a rim-side water passage 22 connected to the water pipe 3, a rim-side on-off valve 21 provided in the rim-side water passage 22, and a small hole provided on the lower surface of the rim 11 toward the bottom. composed from a not shown). The rim spouting water is supplied with cleaning water from the water pipe 3 to the rim-side water passage 22 by opening the rim-side on-off valve 21 disposed in the rim-side water passage 22.
A small hole (not shown) provided on the lower surface facing the bottom of the rim 11
The washing water is discharged downward from the bottom toward the bottom of the bowl 12 as shown by the arrow. The method of flowing the washing water from the rim 11 is not limited to the small hole as long as the washing water flows toward the bottom of the bowl 12, and the rim space is completely opened downward. Open rim type may be used.

The auxiliary water discharging means includes an auxiliary water discharging side water passage 52 connected to the tank 54, an auxiliary water discharging side opening / closing valve 51 disposed in the auxiliary water discharging side water passage 52, and the trap 13 of the first embodiment.
An auxiliary water discharge side water discharge port 55 is disposed at a position closer to the drainage port than the jet water discharge port 43 disposed inside. The auxiliary water is supplied from the tank 54 to the auxiliary water discharge channel 52 by opening the auxiliary water discharge side opening / closing valve 51 disposed in the auxiliary water discharge water channel 52, and is supplied through the auxiliary water discharge port 55. Cleaning water is discharged. As a water supply source of the auxiliary water discharge means, a cleaning type using a tank for storing cleaning water is used, but a water supply direct pressure type using a water pipe 3 may be used similarly to the rim side and the jet side.

The rim side opening / closing valve 21, the jet side opening / closing valve 41, and the auxiliary water discharging side opening / closing valve 51 are electrically driven by control means having a washing switch, for example, an actuator such as a solenoid or a motor.

FIG. 4 shows a control sequence of the second embodiment. When the washing switch is turned on, the rim side opening / closing valve 21 is opened for a certain period of time, the washing water flows down from the rim 11 to the bowl 12 by the pressure of the water supply, and while the bowl 12 is washed, the trap water overflows through the trap 13 while the trap water overflows. the water level of the inner rises. After the rim side opening / closing valve 21 is closed, the auxiliary water discharging side opening / closing valve 51 is opened, and the auxiliary water discharging side water discharging port 5 is opened.
5 is discharged, and the water level in the trap 13 further rises. After the auxiliary water discharge side opening / closing valve 51 is closed, the jet side opening / closing valve 41 is opened for a certain period of time, and the flush water is discharged from the rim 11 into the trap 13 through the jet water discharge port 43 by the pressure of the tap water, and the trap 13 and the bowl 12 are discharged. The siphon phenomenon occurs due to the accumulated water, and the waste is trapped in the trap 13.
Is discharged through. Further, by continuing the jet water discharge, the return water is discharged while being blown off through the trap 13 even after the siphon phenomenon has ceased. Finally,
After the jet side opening valve 41 is closed, the rim side opening / closing valve 21 is opened for a certain period of time in order to return the pool water in the bowl 12 to a predetermined position, and the flush water flows down from the rim 11 into the bowl 12 by the pressure of the tap water. .

According to the second embodiment of the present invention, before the siphon phenomenon occurs due to the jet water discharging means, the cleaning water flows from the rim by forcibly supplying the cleaning water into the trap by the auxiliary water discharging means. Than the rising water level
Since the water level is raised to a higher position, the siphon phenomenon is more likely to occur. As a result, even if the water pressure in the water pipe, which is the water supply source of the jet water discharging means, is low, siphons are easily generated, and the installation conditions of the toilet device can be eased.

[Brief description of the drawings]

FIG. 1 is a view of a toilet apparatus according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a control sequence of the toilet apparatus according to the first embodiment of the present invention.

FIG. 3 is a view of a toilet apparatus according to a second embodiment of the present invention.

FIG. 4 is a diagram showing a control sequence of the toilet apparatus according to the second embodiment of the present invention.

FIG. 5 is a diagram of a prior art toilet apparatus.

FIG. 6 is a diagram showing a control sequence of the conventional toilet apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Toilet bowl main body 11 ... Rim 12 ... Bowl 13 ... Trap 14 ... Trap inlet 21 ... Rim side on-off valve 22 ... Rim side waterway 3 ... Water pipe 41 ... Jet side on / off valve 42 ... Jet side waterway 43 ... Jet spout 51 ... Auxiliary water discharge side on-off valve 52 ... Auxiliary water discharge side water channel 53, 55 ... Auxiliary water discharge side water discharge port 54 ... Tank

Claims (7)

[Claims] 1. A jet water discharging means for jetting washing water from the bottom of a toilet bowl toward a trap, a rim water discharging means for flowing washing water from a toilet rim to a bowl, and a washing water for a toilet bowl or trap. A toilet device comprising: an auxiliary water discharging means for supplying water. 2. The toilet apparatus according to claim 1, wherein the auxiliary water discharging means is disposed at an inlet of the trap. 3. The toilet apparatus according to claim 1, wherein the auxiliary water discharging means is disposed inside the trap. 4. The large water discharge device according to claim 1, wherein the auxiliary water discharge means supplies the wash water after jetting the wash water from the jet water discharge means to the trap side. Toilet bowl equipment. 5. The large water discharge device according to claim 1, wherein the auxiliary water discharge means supplies the wash water before jetting the wash water from the jet water discharge means to the trap side. Toilet bowl equipment. 6. The toilet apparatus according to claim 1, wherein a water supply source of the auxiliary water discharging means is directly connected to a water supply. 7. The toilet apparatus according to claim 1, wherein a water supply source of the auxiliary water discharging means is a tank storing cleaning water.