WO2019044622A1 - Système de nettoyage de toilettes - Google Patents

Système de nettoyage de toilettes Download PDF

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Publication number
WO2019044622A1
WO2019044622A1 PCT/JP2018/030976 JP2018030976W WO2019044622A1 WO 2019044622 A1 WO2019044622 A1 WO 2019044622A1 JP 2018030976 W JP2018030976 W JP 2018030976W WO 2019044622 A1 WO2019044622 A1 WO 2019044622A1
Authority
WO
WIPO (PCT)
Prior art keywords
water supply
toilet bowl
water
drainage
bypass
Prior art date
Application number
PCT/JP2018/030976
Other languages
English (en)
Japanese (ja)
Inventor
前田　康成
尚紀 柴田
朋弘 穐田
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to ES18849958T priority Critical patent/ES2966902T3/es
Priority to CN201880052772.6A priority patent/CN110998037A/zh
Priority to EP18849958.6A priority patent/EP3677731B1/fr
Publication of WO2019044622A1 publication Critical patent/WO2019044622A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D13/00—Urinals ; Means for connecting the urinal to the flushing pipe and the wastepipe; Splashing shields for urinals
    • E03D13/005—Accessories specially adapted for urinals
    • 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
    • E03D9/02—Devices adding a disinfecting, deodorising, or cleaning agent to the water while flushing

Definitions

  • the present invention relates to a toilet bowl cleaning system for supplying flush water to a toilet bowl.
  • a toilet bowl device which supplies flush water containing air bubbles into a toilet bowl.
  • a micro-bubble generator for supplying water together with micro-bubbles is provided in the storage tank of the toilet bowl, and if the washing operation is performed, washing water containing micro-bubbles is made to flow into the toilet bowl.
  • the toilet bowl can be cleaned by the cleaning water containing fine bubbles.
  • the fine bubbles contained in the flush water tend to decrease when flowing down the inner surface of the toilet bowl or in the route leading to the drainage channel such as a drainage trap, and from the viewpoint of the drainage channel cleaning, further improvement is desirable.
  • the present invention has been made in view of the above-described circumstances, and an object thereof is to provide a toilet bowl cleaning system capable of effectively cleaning a drainage channel connected to a drainage portion of the toilet bowl.
  • the toilet bowl cleaning system includes a water supply channel for supplying flush water to the toilet bowl and a drainage channel provided branched from the water channel and connected to the drainage section of the toilet bowl.
  • the apparatus is characterized by comprising: a bypass water supply passage to be connected; and an air bubble mixing portion which causes air to be bubbled and mixed with washing water supplied to the bypass water supply passage.
  • the toilet bowl cleaning system according to the present invention can effectively clean the drainage channel connected to the drainage portion of the toilet bowl by the configuration as described above.
  • FIG. 1 is a figure which shows typically an example of the toilet bowl washing
  • the toilet bowl cleaning system 1 includes water supply channels 6 and 8 that supply the toilet bowl 2 with flush water.
  • the toilet bowl cleaning system 1 is configured to supply flush water to a single toilet bowl 2.
  • the toilet bowl 2 includes a bowl portion (bowl portion) 3, a water supply portion 4 connected to the water supply passages 6 and 8, and a drainage portion 5 for discharging urine and washing water.
  • the water supply unit 4 is provided with a discharge unit such as a spreader that discharges the washing water so as to be along the inner surface of the bowl 3.
  • the drainage portion 5 constitutes a trap portion in the form of a weir trap or a P trap, and is connected to the drainage channel 9.
  • the toilet bowl 2 may be a so-called floor-standing vertical urinal installed so as to be placed on the floor, or a wall-mounted urinal installed so as to be hooked on a wall surface.
  • the toilet bowl 2 may be included to be grasped as the toilet bowl cleaning system 1. In other words, it may be grasped as a toilet bowl apparatus provided with the toilet bowl 2 and the toilet bowl cleaning system 1.
  • the toilet bowl cleaning system 1 further includes a bypass water supply passage 10 branched from the water supply passages 6 and 8 and connected to the drainage passage 9 connected to the drainage portion 5 of the toilet bowl 2.
  • a bypass water supply passage 10 branched from the water supply passages 6 and 8 and connected to the drainage passage 9 connected to the drainage portion 5 of the toilet bowl 2.
  • the water supply passage 6 on the upstream side (water supply source side) of the branch portion 10a where the bypass water supply passage 10 is branched and connected is referred to as the upstream side water supply passage 6, and the downstream side (the toilet 2 side) Will be described as the downstream side water supply passage 8).
  • the bypass water supply passage 10 is provided with a bypass valve 11 that opens and closes the bypass water supply passage 10 to supply and shut off washing water.
  • bypass water supply passage 10 is provided with a backflow prevention portion 12 such as a backflow prevention valve (a check valve, a check valve) and the like for preventing a backflow to the upstream side.
  • the backflow prevention unit 12 is provided downstream of the bypass valve 11 (on the side of the drainage passage 9).
  • the downstream end of the bypass water supply passage 10 is connected to a portion relatively close to the drainage portion 5 of the drainage passage 9 formed in a cross-pull piping manner.
  • the downstream end of the bypass water supply passage 10 may be connected to the upstream end of a portion provided to extend in the substantially horizontal direction of the drainage passage 9.
  • the toilet bowl cleaning system 1 is provided with a bubble mixing portion 13 which causes air to be bubbled and mixed in the cleaning water supplied to the bypass water supply passage 10.
  • the air bubble mixing portion 13 is configured to mix air bubbles in the upstream water supply passage 6 on the upstream side of the branching portion 10a to which the bypass water supply passage 10 is branched and connected.
  • the bubble mixing portion 13 may be configured to mix fine bubbles of one or both of millimeter order and micrometer order.
  • the bubble mixing portion 13 has a void ratio (the area ratio of the bubbles contained per unit cross sectional area of the fluid) of about 5% to 40% of the bubble wash water (fine bubble containing wash water) mixed with the fine bubbles.
  • it may be set to be about 10% to 30%.
  • the air bubble entraining unit 13 includes a venturi tubular gas-liquid mixing unit 16 provided in the upstream water supply passage 6 as a pressure sudden change unit, and an air introducing unit 14 for introducing air into the gas-liquid mixing unit 16.
  • the tip of the pipe line may be open to the atmosphere, or an on-off valve may be provided in the middle of the pipe line.
  • a gas containing a functional gas such as carbon dioxide gas or ozone gas may be introduced into the air.
  • a flow rate adjusting unit 15 capable of adjusting the flow rate of the air supplied toward the gas-liquid mixing unit 16 is provided on the downstream side of the air introducing unit 14, a flow rate adjusting unit 15 capable of adjusting the flow rate of the air supplied toward the gas-liquid mixing unit 16 is provided. The void ratio may be adjusted by adjusting the flow rate adjusting unit 15.
  • the gas-liquid mixing unit 16 is provided with a throttling portion formed in a nozzle shape, and air is introduced from the air introducing portion 14 by the ejector effect by the negative pressure action of the cleaning water discharged through the throttling portion.
  • the air introduced in this way is sheared and subdivided by the pressure sudden change action when passing through the small diameter portion and the large diameter portion of the gas-liquid mixing unit 16, and it is mixed into the cleaning water as fine bubbles. Ru.
  • the downstream side water supply passage 8 is provided with a water supply valve 7 for opening and closing the downstream side water supply passage 8 and supplying and blocking washing water.
  • the water supply valve 7 is provided downstream of the gas-liquid mixing unit 16.
  • the upstream water supply passage 6 may be in communication with a water pipe or the like as a water supply source. That is, the water supply system of the toilet bowl cleaning system 1 may be a water supply direct pressure system. Note that, instead of the aspect in which the water supply valve 7 and the bypass valve 11 are separately provided, a three-way switching valve or the like functioning as the water supply valve 7 and the bypass valve 11 may be provided in the branch portion 10 a.
  • the toilet bowl cleaning system 1 configured as described above, if the water supply valve 7 is opened in a state where the bypass valve 11 is closed, foam cleaning water in which fine bubbles are mixed when passing through the gas-liquid mixing unit 16 Is generated, and the foam washing water is supplied to the bowl portion 3 of the toilet 2 via the downstream water supply passage 8.
  • Such cleaning operation may be performed by the operation of the cleaning operation unit provided in the toilet bowl 2, or may be performed by detecting the approach and separation of the human body by the human body detection sensor.
  • the foam washing water generated when passing through the gas-liquid mixing unit 16 as described above passes through the bypass water supply passage 10 to the drainage passage 9. It is supplied directly.
  • a drainage channel cleaning mode may be performed in which the bubble cleaning water is supplied to the bypass water supply channel 10. That is, after the flushing operation is performed, the toilet flush mode in which the foam washing water is supplied to the bowl portion 3 of the toilet 2 is executed, and then the drainage flush mode in which the foam washing water is supplied to the drainage 9 is executed. It may be
  • the toilet bowl cleaning mode and / or the drainage channel cleaning mode may be configured to be performed as described above. That is, the cleaning mode may be performed when the use is not made for a relatively long time. Although such a washing operation is not illustrated, it is provided with a control circuit such as a CPU, a storage unit, etc., and control of each unit is performed by a control unit provided at an appropriate position of the toilet bowl cleaning system 1 and executed. .
  • the foam cleaning water may also be supplied to the bowl portion 3 of the toilet 2 in the drainage cleaning mode.
  • the toilet bowl cleaning system 1 can effectively clean the drainage channel 9 connected to the drainage portion 5 of the toilet bowl 2 by having the above-described configuration. That is, the configuration is provided with the bubble mixing portion 13 that causes the air to be bubbled and mixed in the cleaning water supplied to the bypass water supply passage 10. Therefore, it is possible to supply the bubble washing water directly to the drainage 9 to which the bypass water supply 10 is connected without passing through the toilet bowl 2. That is, the foam cleaning water can be supplied toward the drainage 9 without passing through the bowl portion 3 or the drainage portion 5. Thereby, compared with the thing in which foam wash water is supplied to the drainage 9 via the bowl part 3 or the drainage part 5, suppression of the reduction
  • the air bubble mixing part 13 is provided so that air bubbles may be mixed in the upstream water supply passage 6 on the upstream side of the branch part 10a where the bypass water supply passage 10 is branched and connected. Therefore, the foam washing water can also be supplied to the toilet bowl 2, and the washability of the toilet bowl 2 can be improved. Further, in the present embodiment, the foam cleaning water is branched at the branching portion 10 a so as to be simultaneously supplied to both the toilet 2 and the bypass water supply passage 10. Therefore, both the bowl portion 3 and the drainage passage 9 of the toilet 2 can be cleaned more effectively as compared with the one in which the foam washing water is selectively supplied to the toilet 2 or the bypass water supply passage 10.
  • FIG. 2 is a figure which shows typically an example of the toilet bowl washing
  • the toilet bowl cleaning system 1A has a configuration in which the downstream side water supply passage 8 is branched into a plurality of (three in the illustrated example) to supply wash water to the plurality of toilet bowls 2, 2, 2.
  • the branch pipelines 8A, 8A, 8A of the downstream side water supply passage 8 are connected to the water supply units 4, 4, 4 of the toilet bowls 2, 2, 2, respectively.
  • water supply valves 7, 7, 7 similar to the above are provided in each of the branch pipelines 8A, 8A, 8A.
  • drainage pipes 9A, 9A, 9A connected to the drainage 9 in the form of horizontal drawing piping are respectively connected to the drainage portions 5, 5, 5 of the toilet bowls 2, 2, 2.
  • the downstream end of the bypass water supply passage 10 is connected to the connection portion between the drainage passage 9 A connected to the toilet 2 on the most upstream side in the drainage direction of the drainage passage 9 and the drainage passage 9. That is, the downstream end of the bypass water supply passage 10 is connected to the upstream end of a portion provided to extend in the substantially horizontal direction of the drainage passage 9. Moreover, the backflow prevention part 12 similar to the above is provided in the downstream part of the bypass water supply passage 10. A bypass valve 11 similar to the above is provided upstream of the backflow prevention portion 12 of the bypass water supply passage 10.
  • the air bubble mixing portion 13A is provided so that air bubbles are mixed in the upstream water supply passage 19 on the upstream side of the branch 10a to which the bypass water supply passage 10 is branched and connected.
  • the upstream end of the upstream water supply passage 19 is connected to the water storage section 18. That is, the water supply system of the toilet bowl cleaning system 1A is not the water supply direct pressure system but the tank system (pump pressurization system). Cleaning water is supplied to the water storage unit 18 from a water supply pipe 6A such as a water pipe.
  • the water reservoir 18 is provided with an appropriate level meter so as to store wash water of a predetermined level.
  • the bubble mixing portion 13A is configured to generate bubble cleaning water in which fine bubbles are mixed by reducing the pressure of the washing water in which the air is pressure-dissolved, thereby mixing the fine bubbles. With such a configuration, it is possible to mix finer bubbles in the washing water as compared with the mode in which the fine bubbles are mixed in the washing water by shearing or crushing due to the pressure sudden change action as described above.
  • the air bubble mixing unit 13A includes an air introduction pipe 14A for introducing air, and a pump 15A for sucking the air introduced from the air introduction pipe 14A and the washing water of the water storage section 18.
  • the bubble mixing portion 13A is connected to the discharge side of the pump 15A, and includes a dissolution tank 17 provided with a gas-liquid mixing tank, a gas-liquid separation tank, etc. for dissolving air in washing water by pressurization by the pump 15A. There is. Further, the bubble mixing portion 13A is provided with a venturi-shaped pressure release portion 16A which releases the pressure on the downstream side of the dissolution tank 17.
  • the toilet bowl cleaning system 1A configured as described above, when the pump 15A is started with the bypass valve 11 closed and the water supply valve 7 of the toilet bowl 2 that has been cleaned is opened, micro bubbles are mixed.
  • the foam cleaning water is supplied to the bowl portion 3 of the toilet 2 on which the cleaning operation has been performed.
  • the pump 15A is started and the bypass valve 11 is opened, the foam washing water is directly supplied to the drainage passage 9 through the bypass water supply passage 10 in substantially the same manner as the first embodiment.
  • the foam washing water can be supplied only to the bypass water supply passage 10 side.
  • foam washing water can be simultaneously supplied to both the bowl portion 3 and the bypass water supply passage 10 of at least one toilet bowl 2 in substantially the same manner as described above.
  • the drainage channel 9 connected to the drainage portions 5, 5, 5 of the plurality of toilet bowls 2, 2, 2 can be effectively cleaned.
  • some of the different configurations described in the above embodiments may be rearranged or combined and applied.
  • the configuration of the above-described portions of the toilet bowl cleaning system 1 or 1A according to the above-described embodiments is merely an example, and various modifications are possible.
  • cleaning system 1 and 1A in the said each embodiment was made into the urinal, it is good also as a squat-down type or a stool type toilet.

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  • 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)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Detergent Compositions (AREA)

Abstract

L'invention concerne un système de nettoyage (1) de toilettes comprenant un canal d'alimentation en eau (6, 8) par lequel de l'eau de nettoyage est délivrée à des toilettes (2), un canal d'alimentation en eau de dérivation (10) qui bifurque à partir du canal d'alimentation en eau et qui est relié à un canal d'eaux usées (9) relié à l'unité d'eaux usées (5) de toilettes, et une unité de mélange de bulles d'air (13) qui mélange de l'air à l'eau de nettoyage délivrée au canal d'alimentation en eau de dérivation sous forme de bulles.
PCT/JP2018/030976 2017-08-29 2018-08-22 Système de nettoyage de toilettes WO2019044622A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ES18849958T ES2966902T3 (es) 2017-08-29 2018-08-22 Sistema de limpieza de inodoro
CN201880052772.6A CN110998037A (zh) 2017-08-29 2018-08-22 便器清洗系统
EP18849958.6A EP3677731B1 (fr) 2017-08-29 2018-08-22 Système de nettoyage de toilettes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-163837 2017-08-29
JP2017163837A JP6775121B2 (ja) 2017-08-29 2017-08-29 便器洗浄システム

Publications (1)

Publication Number Publication Date
WO2019044622A1 true WO2019044622A1 (fr) 2019-03-07

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ID=65524951

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/030976 WO2019044622A1 (fr) 2017-08-29 2018-08-22 Système de nettoyage de toilettes

Country Status (5)

Country Link
EP (1) EP3677731B1 (fr)
JP (1) JP6775121B2 (fr)
CN (1) CN110998037A (fr)
ES (1) ES2966902T3 (fr)
WO (1) WO2019044622A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7229851B2 (ja) * 2019-05-27 2023-02-28 シャープ株式会社 動物用トイレ
JP6872740B2 (ja) 2019-06-27 2021-05-19 パナソニックＩｐマネジメント株式会社 洗浄装置、これを備えた洗浄システム及び同洗浄装置を用いた洗浄方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002356898A (ja) * 2000-09-08 2002-12-13 Toto Ltd 水洗便器洗浄水の空気混入方法と水洗便器の洗浄水吐出装置
JP2007077666A (ja) * 2005-09-14 2007-03-29 Toto Ltd 便器洗浄水生成装置及び便器洗浄システム
JP2008274615A (ja) 2007-04-27 2008-11-13 Toto Ltd トイレ装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162343A (zh) * 1994-08-19 1997-10-15 东陶机器株式会社 便器洗净方法和装置
TW272244B (fr) * 1994-08-19 1996-03-11 Toto Ltd
JP4215113B2 (ja) * 2005-07-26 2009-01-28 パナソニック電工株式会社 水洗トイレ設備
JP5276254B2 (ja) * 2006-02-23 2013-08-28 パナソニック株式会社 水洗便器装置
JP4099784B1 (ja) * 2006-12-25 2008-06-11 エコ・デベロプメント株式会社 小便器
JP6351267B2 (ja) * 2014-01-11 2018-07-04 共立製薬株式会社 小便器システム
JP2016098632A (ja) * 2014-11-26 2016-05-30 パナソニックＩｐマネジメント株式会社 便器装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002356898A (ja) * 2000-09-08 2002-12-13 Toto Ltd 水洗便器洗浄水の空気混入方法と水洗便器の洗浄水吐出装置
JP2007077666A (ja) * 2005-09-14 2007-03-29 Toto Ltd 便器洗浄水生成装置及び便器洗浄システム
JP2008274615A (ja) 2007-04-27 2008-11-13 Toto Ltd トイレ装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3677731A4

Also Published As

Publication number Publication date
JP6775121B2 (ja) 2020-10-28
EP3677731C0 (fr) 2023-10-04
EP3677731B1 (fr) 2023-10-04
EP3677731A1 (fr) 2020-07-08
JP2019039267A (ja) 2019-03-14
CN110998037A (zh) 2020-04-10
EP3677731A4 (fr) 2020-09-16
ES2966902T3 (es) 2024-04-24

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