EP3819438A1 - Système pour le rinçage des toilettes avec citerne et pompe - Google Patents

Système pour le rinçage des toilettes avec citerne et pompe Download PDF

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Publication number
EP3819438A1
EP3819438A1 EP20206021.6A EP20206021A EP3819438A1 EP 3819438 A1 EP3819438 A1 EP 3819438A1 EP 20206021 A EP20206021 A EP 20206021A EP 3819438 A1 EP3819438 A1 EP 3819438A1
Authority
EP
European Patent Office
Prior art keywords
pipe
water
water tank
flushing
water inlet
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP20206021.6A
Other languages
German (de)
English (en)
Inventor
Chao Lu
Junxiao Lv
Bangchao XIE
Xiangyi TU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiamen Solex High Tech Industries Co Ltd
Original Assignee
Xiamen Solex High Tech Industries Co Ltd
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 Xiamen Solex High Tech Industries Co Ltd filed Critical Xiamen Solex High Tech Industries Co Ltd
Publication of EP3819438A1 publication Critical patent/EP3819438A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/01—Special constructions of flushing devices, e.g. closed flushing system using flushing pumps
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
    • E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
    • E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
    • E03D1/32—Arrangement of inlet valves
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
    • E03D1/38—Adaptations or arrangements of flushing pipes
    • 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
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/10—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl

Definitions

  • the present disclosure relates to household sanitary wares, in particular relates to a toilet.
  • the traditional toilet generally has a water tank, and dirt in the toilet is flushed by the water stored in the water tank.
  • the main technical problem of the present disclosure to be solved provides a toilet flushing system with a water tank, which can achieve a better vacuum breaking effect and effectively avoid a backflow of water in the water tank.
  • the present disclosure provides a toilet flushing system, characterized in that, comprising a water tank, a pressure pump, a water inlet pipe and a water flushing pipe; the water inlet pipe is connected to a water inlet of the water tank, a connection position between the water inlet pipe and the water inlet of the water tank is disposed with an open air suction port; and a water outlet of the water tank is connected to the water flushing pipe through the pressure pump.
  • At least one sensor module is disposed in the water tank.
  • the at least one sensor module comprises an inflow liquid level sensor and a flushing water liquid level sensor; the inflow liquid level sensor is in communication with or is electrically connected to an inflow electromagnetic valve, and the flushing water liquid level sensor is in communication with or is electrically connected to the pressure pump; the inflow liquid level sensor is disposed with a liquid level for opening the inflow electromagnetic valve and a liquid level for closing the inflow electromagnetic valve; and the flushing water liquid level sensor is disposed with a liquid level for opening the pressure pump.
  • the water tank is connected to an inflow pipe, an upper end of the inflow pipe defines the water inlet of the water tank, the upper end of the inflow pipe is connected to the water inlet pipe; the air suction port is disposed between the inflow pipe and the water inlet pipe; the inflow pipe is further disposed with an overflow pipe disposed below the air suction port, and the other end of the overflow pipe is connected to a toilet flushing tank.
  • the cross-sectional area of the inflow pipe is 700mm 2 ⁇ 5000mm 2 .
  • the inflow pipe is disposed with a water inlet assembly disposed above the air suction port; and a flow stabilizing device comprising at least two mesh pieces is disposed in the water inlet assembly.
  • the water flushing pipe comprises a main flushing pipe and an annular flushing pipe; and the main flushing pipe and the annular flushing pipe are respectively connected to flushing electromagnetic valves and check valves in series.
  • the toilet flushing system with the water tank further comprises a washing pipe, the washing pipe is connected to the water inlet pipe through a three-way valve, the three-way valve is connected to the water inlet pipe in series, and the washing pipe is connected to the other connection port of the three-way valve.
  • a filter is connected to the washing pipe in series.
  • the present disclosure further provides a toilet, which comprises the toilet flushing system.
  • 1-toilet body, 2-toilet flushing system 21-water tank, 22-pressure pump, 23-water inlet pipe, 24-water flushing pipe, 211-water inlet, 212-air suction port, 213-inflow liquid level sensor, 214-flushing water liquid level sensor, 215-inflow pipe, 216-overflow pipe, 217-mounting column, 231-inflow electromagnetic valve, 232-water inlet assembly, 233-flow restriction valve, 241-main flushing pipe, 242-annular flushing pipe, 2411, 2421- flushing electromagnetic valves, 2412, 2422-check valves, 25- washing pipe, 251-three-way valve.
  • a toilet comprises a toilet body 1 and a toilet flushing system 2 with a water tank.
  • the toilet flushing system 2 with the water tank comprises a water tank 21, a pressure pump 22, a water inlet pipe 23 and a water flushing pipe 24; the water inlet pipe 23 is connected to a water inlet 211 of the water tank 21, and a connection position between the water inlet pipe 23 and the water inlet 211 comprises an open air suction port 212; when water flows into the water inlet pipe 23 to generate a negative pressure, the air suction port 212 sucks in some air to break a vacuum of the water inlet 211 to prevent the water in the water tank 21 from flowing back and to prevent the water source from pollution due to polluted water in the water tank flowing back.
  • a water outlet of the water tank 21 is connected to the water flushing pipe 24 through the pressure pump 22.
  • a toilet flushing system 2 with the water tank is defined, and water is added into the water tank 21 through the water inlet pipe 23, then the water is pumped from the water tank 21 through the pressure pump 22, and then water is flushed through the water flushing pipe 24.
  • the toilet flushing system 2 with the water tank needs to achieve two functions: 1) When water in the water tank 21 is insufficient, the water is automatically added into the water tank through the water inlet pipe 23. 2) When water in the water tank 21 is insufficient, the pressure pump 22 will not pump the water from the water tank 21. In a condition of a liquid level in the water tank 21 is insufficient, that the dirt can not be completely cleaned by water flushing due to insufficient flushing force of the flushing water is avoided.
  • one or more liquid level sensors are disposed in the water tank 21, and an inflow electromagnetic valve 231 disposed in the water inlet pipe 23 is opened or is closed according to a height of the liquid level in the water tank 21; when the toilet flushes with water, the pressure pump 22 sucks water or does not suck water from the water tank 21 according to the height of the liquid level in the water tank.
  • the one or more liquid level sensors can be a single liquid level sensor or a plurality of liquid level sensors used in combination.
  • the one or more liquid level sensors comprise an inflow liquid level sensor 213 and a flushing water liquid level sensor 214;
  • the inflow level sensor 213 comprises a liquid level for opening the inflow electromagnetic valve and a liquid level for closing inflow electromagnetic valve;
  • the flushing water liquid level sensor comprises a liquid level for opening pressure pump.
  • the inflow electromagnetic valve 231 When the liquid level in the water tank is higher than the liquid level for closing the inflow electromagnetic valve, the inflow electromagnetic valve 231 is closed, and the water inlet pipe 23 stops to discharge the water into the water tank 21.
  • the pressure pump 22 When the liquid level of the water tank 21 is higher than the liquid level for opening the pressure pump, the pressure pump 22 is configured to pump the water from the water tank 21.
  • an upper end of the water tank 21 is connected to an inflow pipe 215, and an upper end of the inflow pipe 215 defines the water inlet 211, which is connected to the water inlet pipe 23; the inflow pipe is further disposed with an overflow pipe 216 disposed below the air suction port 212, and the other end of the overflow pipe 216 is connected to the toilet body 1.
  • the purpose for an arrangement of the overflow pipe 216 is that when the inflow liquid level sensor 213 fails, the inflow electromagnetic valve 231 is always in an open state, and the water tank 21 will be filled with the water, after the arrangement of the overflow pipe 216, excess water can flow into the toilet body 1 through the overflow pipe 216 to prevent the water from overflowing.
  • a distance between the air suction port 212 and the overflow pipe 216 is greater than 20 mm and less than 100 mm; a lower edge of an inner pipe of the overflow pipe 216 is 0-50 mm higher than an overflow surface of the ceramic basin.
  • a cross-sectional shape of the overflow pipe is a circle shape or a rectangular shape.
  • An inner diameter of the inflow pipe 215 is 30-80mm, and a shape can be a circle shape, a polygonal shape, a rectangular shape, and an irregular shape, and a range of a cross-sectional area ranges from 700mm 2 to 5000mm 2 ; the range of the cross-sectional area being in this range cooperates with a flow restriction valve 233 connected to the water inlet pipe 23 in series to ensure that a flow volume of the water tank is limited to 3 ⁇ 10L/min.
  • the flow volume is configured to not only meet a requirement that the water tank is filled in a short time, but also limit a noise within a reasonable range when the water is filled.
  • the inflow pipe 215 is disposed with a water inlet assembly 232 disposed above the air suction port 212; a flow stabilizing device comprising at least two mesh pieces 2321 is disposed in the water inlet assembly 232 to prevent water splashing, and the number of the mesh pieces is 2 layers or more.
  • An upper end surface of the inflow pipe 215 extends upward to define one or more mounting columns 217, and the water inlet assembly 232 is fixedly connected to end surfaces of the one or more mounting columns 217 by screws.
  • the one or more mounting columns 217 are three mounting columns 217, which are disposed along the upper end surface of the inflow pipe 215 at intervals, and a space between the one or more mounting posts 217 defines the open air suction port 212.
  • the water flushing pipe 24 comprises a main flushing pipe 241 and an annular flushing pipe 242; the main flushing pipe 241 and the annular flushing pipe 242 are respectively connected to flushing electromagnetic valves 2411 and 2421 and check valves 2412 and 2422 in series.
  • the flushing electromagnetic valves 2411 and 2421 disposed on the main flushing pipe 241 and the annular flushing pipe 242 are respectively opened, and the check valves 2412 and 2422 function to prevent the polluted water in a toilet flushing tank from flowing back.
  • the flushing electromagnetic valves 2411 and 2421 remains open for different durations.
  • the flushing electromagnetic valve 2411 of the main flushing pipe 241 is closed prior to the flushing electromagnetic valve 2412 of the annular flushing pipe 242, and after a main flushing ends, an annular flushing maintains for a period of time.
  • the toilet is further added with a washing function, which is configured to wash people after defecation. Therefore, the toilet flushing system 2 with the water tank further comprises a washing pipe 25.
  • the washing pipe 25 is connected to the water inlet pipe 23 through a three-way valve 251.
  • the three-way valve 251 is connected to the water inlet pipe 23 in series, and the washing pipe 25 is connected to the other connection port of the three-way valve.
  • a filter 252 is connected to the washing pipe 25 in series, so that the flushing water can be filtered to ensure that the water contacting the skin is clean.
  • the present invention may be summarized as follows:
  • the present disclosure provides a toilet flushing system, comprising a water tank, a pressure pump, a water inlet pipe and a water flushing pipe; the water inlet pipe is connected to a water inlet of the water tank, a connection position between the water inlet pipe and the water inlet of the water tank is disposed with an open air suction port; and a water outlet of the water tank is connected to the water flushing pipe through the pressure pump.
  • the toilet flushing system with the water tank can achieve a better vacuum breaking effect and effectively avoid a backflow of water in the water tank.
  • the present disclosure further provides a toilet, which comprises the toilet flushing system.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Sanitary Device For Flush Toilet (AREA)
EP20206021.6A 2019-11-05 2020-11-05 Système pour le rinçage des toilettes avec citerne et pompe Withdrawn EP3819438A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911070500.1A CN112779958A (zh) 2019-11-05 2019-11-05 一种带水箱的马桶冲刷系统和马桶

Publications (1)

Publication Number Publication Date
EP3819438A1 true EP3819438A1 (fr) 2021-05-12

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EP20206021.6A Withdrawn EP3819438A1 (fr) 2019-11-05 2020-11-05 Système pour le rinçage des toilettes avec citerne et pompe

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EP (1) EP3819438A1 (fr)
CN (1) CN112779958A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114232733A (zh) * 2021-12-20 2022-03-25 无锡欧枫科技有限公司 坐便器用智能冲水装置
CN114397929B (zh) * 2022-01-18 2023-03-31 中山东菱威力电器有限公司 一种可以改善冲洗水初始温度的智能马桶盖控制系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1134322A1 (fr) * 1999-09-27 2001-09-19 Toto Ltd. W.-c. et dispositif d'alimentation en eau de rin age
EP2058443A1 (fr) * 2006-08-31 2009-05-13 Toto Ltd. Toilette avec chasse d'eau
EP2065522A1 (fr) * 2006-12-28 2009-06-03 Toto Ltd. Dispositif de toilettes à chasse d'eau
US20160237668A1 (en) * 2015-02-13 2016-08-18 Toto Ltd. Water closet device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1134322A1 (fr) * 1999-09-27 2001-09-19 Toto Ltd. W.-c. et dispositif d'alimentation en eau de rin age
EP2058443A1 (fr) * 2006-08-31 2009-05-13 Toto Ltd. Toilette avec chasse d'eau
EP2065522A1 (fr) * 2006-12-28 2009-06-03 Toto Ltd. Dispositif de toilettes à chasse d'eau
US20160237668A1 (en) * 2015-02-13 2016-08-18 Toto Ltd. Water closet device

Also Published As

Publication number Publication date
CN112779958A (zh) 2021-05-11

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