WO2006068006A1 - 洋風便器設備 - Google Patents
洋風便器設備 Download PDFInfo
- Publication number
- WO2006068006A1 WO2006068006A1 PCT/JP2005/022852 JP2005022852W WO2006068006A1 WO 2006068006 A1 WO2006068006 A1 WO 2006068006A1 JP 2005022852 W JP2005022852 W JP 2005022852W WO 2006068006 A1 WO2006068006 A1 WO 2006068006A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- negative pressure
- ejector
- western
- trap
- style toilet
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/006—Pneumatic sewage disposal systems; accessories specially adapted therefore
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/08—Bowls with means producing a flushing water swirl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/04—Special arrangement or operation of ventilating devices
- E03D9/05—Special arrangement or operation of ventilating devices ventilating the bowl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D2201/00—Details and methods of use for water closets and urinals not otherwise provided for
- E03D2201/30—Water injection in siphon for enhancing flushing
Definitions
- the present invention relates to a Western-style toilet facility having a first trap and a second trap, and in particular, to quickly form a siphon discharge flow by exhausting from a drainage flow channel downstream of the first trap when cleaning the toilet bowl.
- a Western-style toilet facility having a first trap and a second trap, and in particular, to quickly form a siphon discharge flow by exhausting from a drainage flow channel downstream of the first trap when cleaning the toilet bowl.
- a first trap part connected to the lower part of a toilet bowl, this first trap part, a second trap part downstream of this first trap part, and a first trap part and a second trap part when cleaning a toilet bowl discloses a Western style toilet equipment provided with a negative pressure generating aspirator for evacuating from between the two and accelerating siphon formation.
- JP-A-10-96255 since the negative pressure of the aspirator is directly transmitted to the drainage flow path downstream of the first trap section, a large amount of negative pressure is instantaneously applied to the downstream of the first trap section. Les that cannot be transmitted to the drainage channel.
- a first object of the present invention is to provide a sanitary Western-style toilet facility.
- a second object of the present invention is to provide a Western-style toilet facility capable of accumulating the negative pressure of an ejector and using the large-capacity negative pressure to be sucked and exhausted from a drainage channel. .
- a western style toilet bowl facility outside the first suspension of the present invention includes a rim and a toilet bowl, a first trap connected to the toilet bowl, and a second trap disposed downstream of the first trap. And an ejector that sucks and exhausts air from a drain passage that communicates the first trap and the second trap when the western toilet is washed.
- This Western-style toilet facility further includes a negative pressure transmission channel that transmits the negative pressure of the ejector to the drainage channel. This ejector is arranged so that the waste water flow flows out to the second trap or downstream side.
- the western toilet apparatus outside the second space of the present invention includes a rim and a toilet bowl, a first trap connected to the toilet bowl, and a second trap disposed on the downstream side of the first trap. And an ejector that sucks and exhausts air from a drainage channel that communicates the first trap and the second trap when the western toilet is washed.
- the Western-style toilet equipment further includes a negative pressure transmission channel that transmits the negative pressure of the ejector to the drainage channel, a negative pressure tank provided in the middle of the negative pressure transmission channel, and the negative pressure tank And a negative pressure transmission valve provided in a negative pressure transmission channel between the drainage channel and the drainage channel, which is opened when the Western-style toilet is washed.
- FIG. 1 Fig. La is a cross-sectional view showing the state of the Western-style toilet equipment according to the embodiment during non-washing
- Fig. Lb is a cross-section showing the state of the Western-style toilet equipment shown in Fig. La during washing. It is a figure.
- FIG. 2a is a cross-sectional view showing the process of negative pressure inside the negative pressure tank in the western style toilet equipment according to the different embodiment
- FIG. 2b is a view of the western style toilet equipment of FIG. It is sectional drawing which shows a state.
- the ejector sucks out the gas in the drainage channel communicating with the first trap and the second trap, and the second trap or more together with the discharged water flow of the ejector. Is also arranged to flow out downstream.
- siphon action can be generated at an early stage by sucking the gas in the drainage channel.
- the odor of the drainage channel and the splash of sewage are discharged to the second trap and beyond, so it is hygienic.
- the Western-style toilet equipment of the first aspect may include a water supply control device that supplies water to the rim and the ejector during toilet cleaning.
- the timing of supplying water to the rim and the ejector is arbitrarily controlled by the water supply control device, so that the toilet bowl is quickly and efficiently washed.
- the Western-style toilet equipment of the first aspect is provided in a negative pressure tank provided in the middle of the negative pressure transmission channel, and in a negative pressure transmission channel between the negative pressure tank and the drainage channel. And a negative pressure transmission valve that is opened when the Western-style toilet is washed.
- negative pressure transmission A negative pressure tank is provided in the middle of the flow path, and a negative pressure transmission valve is provided in the negative pressure transmission flow path between the negative pressure tank and the drain flow path. After the negative pressure transmission valve is closed, the negative pressure tank is made negative by the ejector, and then the negative pressure transmission valve is opened, so that the gas in the drainage channel is sucked and exhausted all at once. Occur quickly and powerfully.
- the Western-style toilet equipment of the second aspect allows air to flow from the negative pressure tank to the ejector in the negative pressure transmission flow path between the negative pressure tank and the ejector, and flows in the opposite direction. Therefore, even if the water flow to the ejector is stopped, the negative pressure remains accumulated in the negative pressure tank.
- the Western-style toilet equipment of the second aspect further includes a water supply pipe for supplying water to the rim of the Western-style toilet bowl, a cleaning control valve provided in the middle of the water supply pipe, and an upstream side of the cleaning control valve.
- a branch pipe branched from the water supply pipe and connected to the ejector, a water supply valve to the ejector provided in the branch pipe, and the ejector water supply valve is first opened for a predetermined period of time prior to toilet flushing so that a negative pressure is generated.
- a valve control device for setting a negative pressure in the tank and then opening the cleaning control valve and the negative pressure transmission valve.
- the control device Prior to toilet flushing, the control device first opens the ejector water supply valve for a predetermined time to make the negative pressure tank negative, and then opens the cleaning control valve and the negative pressure transmission valve.
- the gas in the flow path is strongly sucked and exhausted, and the siphon action can be generated quickly and powerfully.
- Fig. La is a cross-sectional view showing the state of the Western-style toilet facility according to the embodiment when not being washed
- Fig. Lb is a cross-sectional view showing the state of the Western-style toilet facility shown in Fig. La when being washed.
- the black-filled valve is a closed valve
- the white valve is an open valve.
- a rim 3 is provided on the upper inner periphery of the toilet bowl 2 in the porcelain Western-style toilet body 1.
- a first trap 4 is provided below the toilet bowl 2.
- the first trap 4 communicates with the second trap 6 via the first drainage channel 5.
- the first drainage flow path 5 includes an ascending portion that rises obliquely upward from the first trap 4, and a standing portion that continues to the ascending portion and falls downward and continues to the second trap 6.
- the second trap 6 communicates with the drain port 8 through the second drain channel 7.
- This second track The pipe 6 is composed of a U-shaped channel that goes around the lower side 6b of the lower part of the pipe wall of the first drainage channel 5 and then reaches the highest level 6a for overflow.
- the height of the highest portion 6a of the second trap 6 is slightly higher than the lowest portion 6b.
- a water supply pipe 10 having a cleaning control valve V is connected to the rim 3 of the toilet body 1.
- a branch pipe 11 branches from the upstream side of the cleaning control valve V of the water supply pipe 10. This branch
- Pipe 11 rises in an inverted U-shape and is ejected via U-shaped pipe 12 and ejector water supply valve V.
- the water discharge port of the ejector 20 is connected to the second drainage flow path 7 via the pipe 13.
- the U-shaped pipe 12 prevents the drainage of the second drainage channel 7 from flowing backward to the water supply pipe 10 side.
- the water supply from the water supply pipe 10 is introduced into the upstream end (working fluid inlet) via the branch pipe 11, and the discharged water flow from the downstream end (exhaust water flow outlet) is the second drainage. It is attached to the flow path 7 in the outflow direction.
- One end of a negative pressure transmission channel 21 is connected to an air suction port 20a provided in a throat portion of the ejector 20.
- the other end of the negative pressure transmission channel 21 is connected to the upper end 5 a of the first drainage channel 5.
- the pipe 13 for discharging the discharged water from the ejector 20 is connected to the front side of the pedestal of the toilet 1. This is schematically shown in Fig. La, lb. Because there is.
- the pipe 7 is connected to a portion that is not visible or conspicuous from the outside, such as a side surface of the second drainage flow path 7 or a portion covered with the skirt of the toilet bowl. Further, the pipe 13 may be provided to discharge water into the second trap 6 as shown in FIGS. 2a and 2b.
- the cleaning control valve V and the ejector water supply valve V are opened and closed by the water supply control means 30, respectively.
- the water supply control means 30 is disposed in a toilet seat box (not shown) placed on the upper surface of the rear part of the toilet body 1.
- Purified water is supplied, the toilet bowl 2 is cleaned, and the second drainage from the end of the pipe 13 through the water supply pipe 10, the branch pipe 11, the U-shaped pipe 12, the ejector water supply valve V, and the ejector 20.
- channel 7 Purified water is supplied, the toilet bowl 2 is cleaned, and the second drainage from the end of the pipe 13 through the water supply pipe 10, the branch pipe 11, the U-shaped pipe 12, the ejector water supply valve V, and the ejector 20.
- the water supply is discharged.
- a negative pressure is generated at the suction port 20a of the ejector 20, and the gas in the first drainage flow path 5 is sucked and exhausted.
- the sucked and exhausted gas is mixed with feed water in the pipe 13 and then discharged to the second drainage flow path 7 through the pipe 13.
- the air in the first drainage flow path 5 is sucked and discharged, so that a siphon discharge flow is formed early and strongly in the first trap 4.
- the air sucked and discharged from the first drainage flow path 5 is discharged to the second discharge flow path 7 and never diffuses into the toilet room. Even if splashes of sewage are agitated in the suction exhaust from the first drainage flow path 5, they are discharged to the second drainage flow path 7 and are not returned to the toilet bowl 2. is there.
- the water supply control means 30 closes the ejector water supply valve V. After that, the sewage in the toilet bowl 2 is the same as a normal siphon type toilet.
- the siphon is broken (sealed), and then the spilled water from the rim 3 gradually accumulates at the bottom of the toilet bowl 2 to form a reservoir surface. Therefore, the water supply control means 30 closes the cleaning control valve V. Thereby, a series of cleaning operations are completed.
- the cleaning control valve V and the ejector water supply valve V are simultaneously opened by the water supply control means 30 at the time of cleaning, but a little later than the ejector water supply valve V at the time of cleaning.
- the ejector water supply valve V may be opened slightly later than the cleaning control valve V. This place
- the water channel 5 is sucked and exhausted to form a siphon.
- the overflow side highest level portion (weir portion) 6a so that the lowest level portion 6b of the pipe wall of the second trap 6 is slightly immersed in the sealed water in the second trap 6.
- the lowest part 6b may be slightly higher than the highest part 6a.
- the first drain channel 5 and the second drain channel 7 are isolated from each other by being immersed in water.
- FIG. 2a is a cross-sectional view showing a process of making the negative pressure tank in the Western-style toilet equipment according to different embodiments into a negative pressure
- Fig. 2b is a state during rim cleaning in the Western-style toilet equipment of Fig. 2a.
- a negative pressure tank 40 is provided in the middle of the negative pressure transmission channel 21.
- a negative pressure transmission valve V is provided in the negative pressure transmission flow path 21 between the negative pressure tank 40 and the first drainage flow path 5, and a negative pressure transmission flow path between the negative pressure tank 40 and the ejector 20.
- a check valve V is provided as a check means for allowing fluid to flow from the negative pressure tank 40 to the ejector 20 and preventing the fluid from flowing in the opposite direction.
- the discharge water piping 13 of the ejector 20 is connected to the second trap 6 so as to pour the discharged water into the sealed water in the second trap 6.
- the negative pressure transmission valve V is also electrically connected.
- the cleaning control valve V, ejector water supply valve V and negative pressure transmission valve V are closed.
- valve control means 30A When the toilet switch is operated by the toilet user, the valve control means 30A first opens the ejector water supply valve V as shown in FIG. 2a. As a result, the air in the negative pressure tank 40 is ejected.
- the negative pressure tank 40 becomes negative pressure. Since a check valve V is provided,
- valve control means 30A closes the ejector water supply valve V
- the negative pressure transmission valve V is closed after a predetermined time.
- the sewage in the toilet bowl 2 is discharged to the second discharge flow path 7 by the siphon discharge flow formed as described above. Eventually, most of the sewage in the toilet bowl 2 is discharged, and the siphon of the first trap 4 is broken. Thereafter, the water from the rim 3 gradually accumulates at the bottom of the toilet bowl 2.
- valve control means 30A closes the cleaning control valve V, and the cleaning ends.
- the water remaining in the rim 3 flows into the toilet bowl 2 and a sufficient water surface is formed.
- the air sucked into the negative pressure tank 40 from the first drainage flow path 5 is transferred to the second trap 6 side in the negative pressure tank negative pressure accumulation process during the next toilet flushing. Discharged. The same applies to the droplets stirred in the air from the first drainage channel 5.
- the valve V was opened at the same time, but the negative pressure transmission valve V was opened slightly earlier, so that the inside of the trap 4 could be opened early.
- the cleaning control valve V may be opened quickly to perform rim cleaning and head lifting.
- the ejector water supply valve V is closed to prevent backflow during rim cleaning.
- the ejector water supply valve V is opened in response to the operation signal of the cleaning switch.
- the ejector 20 may be activated by opening the valve.
- FIGS. La and lb the opening and closing of the cleaning control valve V and the ejector water supply valve V are opened and closed.
- Water supply control means 30 is provided, but the flush valve and cleaning control valve V and the ejector water supply valve V are integrated, and the flush control valve V and the ejector water supply valve V are operated by operating the flash valve.
- a valve device that mechanically opens 2 1 2 for a predetermined time may be used.
- the second trap may be a flapper valve.
- the check valve V may be omitted. In this case, for toilet flushing
- the ejector water supply valve V is opened, and the negative pressure tank 40 is pulled by the suction force of the ejector 20.
- Water is allowed to flow through the channel 5 and air in the first drainage channel 5 is sucked into the negative pressure tank 40 to generate a siphon discharge flow.
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Epidemiology (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05816489A EP1832688A1 (en) | 2004-12-22 | 2005-12-13 | Western-style toilet facility |
US11/812,712 US7594282B2 (en) | 2004-12-22 | 2007-06-21 | Western-style toilet facility |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-371467 | 2004-12-22 | ||
JP2004371467 | 2004-12-22 | ||
JP2005-199063 | 2005-07-07 | ||
JP2005199063A JP4736574B2 (ja) | 2004-12-22 | 2005-07-07 | 洋風便器設備 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/812,712 Continuation US7594282B2 (en) | 2004-12-22 | 2007-06-21 | Western-style toilet facility |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006068006A1 true WO2006068006A1 (ja) | 2006-06-29 |
Family
ID=36601607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/022852 WO2006068006A1 (ja) | 2004-12-22 | 2005-12-13 | 洋風便器設備 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7594282B2 (ja) |
EP (1) | EP1832688A1 (ja) |
JP (1) | JP4736574B2 (ja) |
KR (1) | KR20070097529A (ja) |
WO (1) | WO2006068006A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI421395B (zh) * | 2007-04-04 | 2014-01-01 | Lixil Corp | 便器排水路徑之吸氣裝置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101233281B (zh) * | 2005-08-01 | 2011-12-07 | 骊住株式会社 | 坐便器清洗装置及清洗方法 |
JP4846536B2 (ja) * | 2005-11-23 | 2011-12-28 | パディリャ リーバス ドナート | スチームバス |
US8595868B2 (en) | 2007-09-21 | 2013-12-03 | Lixil Corporation | Air suction device for toilet drain passage |
US20100251471A1 (en) * | 2009-04-07 | 2010-10-07 | Cadavid Gonzalez Jorge Anibal | Gravity fed toilet device of mega low water comsumption |
CN201512849U (zh) * | 2009-09-24 | 2010-06-23 | 山东华腾环保科技有限公司 | 真空辅助便器 |
EP2497869A1 (en) * | 2009-11-06 | 2012-09-12 | Lixil Corporation | Flush tank device and flush toilet bowl |
US10927537B2 (en) | 2016-01-25 | 2021-02-23 | Kohler Co. | Line pressure-driven, tankless, siphonic toilet |
US11299877B2 (en) | 2019-02-28 | 2022-04-12 | Kohler Co. | Fluid connector for toilet |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0754388A (ja) * | 1993-08-12 | 1995-02-28 | Toto Ltd | 水洗式便器 |
JP2002061262A (ja) * | 2000-08-22 | 2002-02-28 | Toto Ltd | 水洗便器の洗浄方法及び水洗便器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US614648A (en) * | 1898-11-22 | Cistern for water-closets | ||
US575111A (en) * | 1897-01-12 | Closet-operating tank and valve | ||
US255485A (en) * | 1882-03-28 | James e | ||
US3234565A (en) * | 1963-03-20 | 1966-02-15 | Armitage Ware Ltd | Flushing cistern and watercloset suite of the double trap type |
US5487193A (en) * | 1992-04-17 | 1996-01-30 | Fluidmaster, Inc. | Enhanced operation toilet |
US5579542A (en) * | 1995-02-23 | 1996-12-03 | Eljer Manufacturing, Inc. | Toilet with water saving, vacuum-assisted flushing apparatus and associated methods |
JPH1096255A (ja) * | 1996-07-29 | 1998-04-14 | Inax Corp | 便器洗浄装置 |
US7207073B1 (en) * | 2001-10-18 | 2007-04-24 | The American Team | Vacuum assisted toilet |
-
2005
- 2005-07-07 JP JP2005199063A patent/JP4736574B2/ja not_active Expired - Fee Related
- 2005-12-13 KR KR1020077016715A patent/KR20070097529A/ko not_active Application Discontinuation
- 2005-12-13 EP EP05816489A patent/EP1832688A1/en not_active Withdrawn
- 2005-12-13 WO PCT/JP2005/022852 patent/WO2006068006A1/ja active Application Filing
-
2007
- 2007-06-21 US US11/812,712 patent/US7594282B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0754388A (ja) * | 1993-08-12 | 1995-02-28 | Toto Ltd | 水洗式便器 |
JP2002061262A (ja) * | 2000-08-22 | 2002-02-28 | Toto Ltd | 水洗便器の洗浄方法及び水洗便器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI421395B (zh) * | 2007-04-04 | 2014-01-01 | Lixil Corp | 便器排水路徑之吸氣裝置 |
Also Published As
Publication number | Publication date |
---|---|
US20070250998A1 (en) | 2007-11-01 |
KR20070097529A (ko) | 2007-10-04 |
JP4736574B2 (ja) | 2011-07-27 |
JP2006200355A (ja) | 2006-08-03 |
US7594282B2 (en) | 2009-09-29 |
EP1832688A1 (en) | 2007-09-12 |
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