WO2013051817A2 - Toilettes de type à aspiration sous vide et procédé permettant de commander le fonctionnement des toilettes de type à aspiration sous vide - Google Patents

Toilettes de type à aspiration sous vide et procédé permettant de commander le fonctionnement des toilettes de type à aspiration sous vide Download PDF

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Publication number
WO2013051817A2
WO2013051817A2 PCT/KR2012/007765 KR2012007765W WO2013051817A2 WO 2013051817 A2 WO2013051817 A2 WO 2013051817A2 KR 2012007765 W KR2012007765 W KR 2012007765W WO 2013051817 A2 WO2013051817 A2 WO 2013051817A2
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WO
WIPO (PCT)
Prior art keywords
toilet
water
vacuum suction
sensor
user
Prior art date
Application number
PCT/KR2012/007765
Other languages
English (en)
Korean (ko)
Other versions
WO2013051817A3 (fr
Inventor
준 한스티븐
Original Assignee
Han Steven Joon
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 Han Steven Joon filed Critical Han Steven Joon
Priority to CN201280049518.3A priority Critical patent/CN103930628B/zh
Priority to JP2014534468A priority patent/JP5898773B2/ja
Priority to AU2012319385A priority patent/AU2012319385A1/en
Publication of WO2013051817A2 publication Critical patent/WO2013051817A2/fr
Publication of WO2013051817A3 publication Critical patent/WO2013051817A3/fr

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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
    • E03D5/10—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
    • E03D5/105—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 touchless, e.g. using sensors
    • 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
    • E03D3/10—Flushing devices with pressure-operated reservoir, e.g. air chamber
    • 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
    • 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
    • E03D11/10—Bowls with closure elements provided between bottom or outlet and the outlet pipe; Bowls with pivotally supported inserts

Definitions

  • the present invention relates to a vacuum suction toilet, and more particularly, a vacuum suction toilet and a vacuum suction toilet which allow the user to automatically and automatically treat the toilet after the toilet is finished by using the toilet, as well as reduce the use of water for the toilet treatment. It relates to the operation control method of.
  • the toilet attached to the building is equipped with a flush toilet system, while the toilet attached to a vehicle such as an aircraft or a ship is installed a vacuum suction toilet system.
  • water for cleaning the toilet may be provided with a tap water provided at a predetermined pressure, or water stored in a reservoir may be used.
  • the vacuum suction toilet system uses less water than the flush toilet system and is suitable for a toilet attached to a vehicle such as an airplane.
  • toilets attached to buildings have been installed in toilets in which toilets can be disposed of even if toilets are used instead of flush toilets.
  • the present invention was conceived in consideration of the above-described circumstances, and the vacuum suction toilet and the vacuum can reduce the use of water for the toilet treatment as well as the toilet is automatically vacuumed and treated after the user finishes the toilet. It is an object of the present invention to provide a method of controlling the operation of a suction toilet.
  • Another object of the present invention is to provide an operation control method of a vacuum suction toilet and a vacuum suction toilet in which a user sucks air in the toilet so that the smell is not caused by the toilet in the process of viewing the toilet.
  • Another object of the present invention is to provide a vacuum suction toilet and an operation control method of the vacuum suction toilet which can automatically detect whether the user's toilet is feces.
  • the vacuum suction toilet for solving the above problems is formed toilet space of the hollow shape therein, the lower portion of the toilet space is the toilet main body formed with a drain hole for connection with the drain pipe, the user toilet
  • the toilet seat is hinged to the upper portion of the toilet body to be seated for the user to sit or to stand up when the male user urinate, the user sensor installed on the toilet body or the toilet seat, the toilet body
  • a suction valve is installed at the inlet of the drain, and suction means is installed to allow the suction force to be transferred to the toilet space when the drain valve is opened so that the toilet in the toilet space is moved to the drain pipe.
  • the suction means is operated to suck up the toilet in the toilet space
  • Water supply means for supplying water injected through the water injection nozzle toward the stool detection sensor and its surroundings in the finished state, and controls the suction means, stool detection sensor and the water supply means to detect the stool detection sensor
  • the water supply means includes a control unit for controlling the amount of water supplied to the water injection nozzle.
  • the pressure of the water supplied by the water supply means may be controlled by the controller to be higher than when the feces are urine.
  • a water pipe having a predetermined pressure may be connected to the water supply means.
  • a water pump may be further installed on the water pipe.
  • An air freshener supply means may be further installed at an upper portion of the rear of the toilet body so that an air freshener is supplied toward the inside of the toilet space.
  • the user detection sensor may be a pressure sensor installed in the lower portion of the toilet seat.
  • the user detection sensor may be an infrared sensor installed in the toilet body.
  • a non-return valve may be installed on the rear drain pipe in which the vacuum pump is located.
  • a water level sensor may be further installed inside the toilet body corresponding to the middle height of the toilet space.
  • an alarm means for notifying that an abnormality has occurred under the control of the controller may be further installed.
  • the toilet body may be connected to a drain pipe piped in a horizontal direction.
  • the toilet body may be connected to a drain pipe piped in a vertical direction.
  • the operation control method of the vacuum suction toilet according to another aspect of the present invention for solving the problem is to detect whether the user is sitting on the toilet seat or raised the toilet seat by the user sensor in the vacuum suction toilet. Step, detecting the type of toilet that the user sees by the stool sensor, when the user senses that the toilet has been completed by the user sensor to open the drain valve completely by the suction force transmitted from the vacuum pump Discharging the toilet in the space, and maintaining the state in which the drain valve is fully open while the water is sprayed toward the periphery of the fecal sensor through the water injection nozzle the amount of water predetermined according to the type of the toilet. It includes a step.
  • the method may further include opening the drain valve only as much as a predetermined amount when the user's toilet is detected by the stool detection sensor so as to suck the air in the toilet space and discharge the drain into the drain pipe.
  • the pressure of the water supplied through the water supply means may be controlled differently according to the type of toilet detected by the fecal sensor.
  • the method may further include causing an air freshener to be supplied toward the toilet space.
  • the user detection sensor may be a pressure sensor installed in the lower portion of the toilet seat.
  • the user detection sensor may be an infrared sensor installed in the toilet body.
  • a water level sensor is further installed inside the toilet body corresponding to the middle height of the toilet space, and the method may further include determining that there is an error when the water level is detected by the water level sensor.
  • An alarm means for informing that there is an abnormality when the water level is detected by the water level sensor is further installed, and the method may further include the step of operating the alarm means when the water level is detected by the water level sensor. have.
  • the toilet body may further include a cleaning button, and the method may further include supplying a predetermined amount of water so that the water level sensor does not detect the water level when the cleaning button is pressed.
  • the method may further include blocking the supply of water and opening the drain valve when the water level sensor senses the water level.
  • the toilet may be automatically vacuumed and processed, and after the toilet is vacuum suction, a small amount of water
  • the automatic injection over a predetermined pressure has the advantage that can be washed of the contaminated portion of the stool.
  • the operation method of the vacuum suction toilet and the vacuum suction toilet according to an embodiment of the present invention has the advantage that the smell of the feces can be automatically sucked if the user is detected as the feces in the process of viewing the toilet.
  • the operation control method of the vacuum suction toilet and the vacuum suction toilet according to an embodiment of the present invention has an advantage that can be easily installed through the method of replacing the flush toilet with the existing bathroom.
  • FIG. 1 is a side view of a vacuum suction toilet according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of a vacuum suction toilet according to an embodiment of the present invention.
  • FIG 3 is a cross-sectional view of a vacuum suction toilet according to another embodiment of the present invention.
  • FIG. 4 is a view for explaining the operation control method of the vacuum suction toilet according to another aspect of the present invention.
  • FIG 5 and 6 are views showing the operating state of the vacuum suction toilet according to an embodiment of the present invention.
  • Reference numeral 100 shown in the drawing indicates a vacuum suction toilet according to an embodiment of the present invention.
  • FIG. 1 is a side view of a vacuum suction toilet according to an embodiment of the present invention
  • Figure 2 is a cross-sectional view of the vacuum suction toilet according to an embodiment of the present invention.
  • Vacuum suction type toilet 100 is made of a structure that does not have a separate water tank, unlike the conventional general flush toilet, and replaced in place after removing the flush toilet installed in the existing toilet. It is made to be installed.
  • Vacuum suction type toilet 100 is the toilet body 110, toilet seat 120, the user sensor 130, suction means 140, fecal sensor 150, water injection nozzle ( 160 is configured to include a water supply means 170 and the control unit.
  • the toilet body 110 of the vacuum suction toilet 100 is formed with a concave space 112 having a recessed shape therein, and is connected to a drain pipe 200 at a lower portion of the toilet space 112. It is made of a structure in which the drain hole 114 is formed.
  • the drain pipe 200 means a part to which the drain hole 114 of the toilet body 110 according to the embodiment of the present invention is connected after removing the flush toilet installed in the existing toilet.
  • the drain pipe 200 may be made of a structure embedded in the building.
  • the toilet body 110 is made of a structure that does not have a separate reservoir as shown in the figure, the toilet space 112 is made of a hollow structure as in the existing toilet.
  • the user's toilet disposed in the toilet space 112 formed as described above has a suction force in the toilet space 112 when the drain valve 144 and the drain valve 144 installed at the inlet of the drain 114 are opened.
  • the suction means 140 including a vacuum pump 142 to be delivered to be able to be forcibly moved to the drain pipe (200).
  • the drain valve 144 described above is operated by driving the actuator 146.
  • the toilet seat 120 is installed in the upper portion of the toilet body 110 to allow the user to sit for the toilet or to stand up when the male user urinates.
  • the toilet seat 120 with respect to the toilet body 110 may be assembled to enable the rotation operation by the rear portion hinge.
  • the user sensor 130 is installed on the toilet main body 110 or the toilet seat 120 to detect the user to use the toilet and complete the use of the toilet.
  • the operation of the vacuum pump 142 and the drain valve 144 of the suction means 140 may be controlled by a controller (not shown) according to the detection result of the user detection sensor 130.
  • the user detection sensor 130 may be made of a pressure sensor installed in the lower portion of the toilet seat 120, or may be made of an infrared sensor installed in the toilet body 110.
  • the feces detecting sensor 150 for detecting whether the feces falling to the toilet space 112 is the feces. It is installed below the space 112.
  • the reason for installing the stool detection sensor 150 as described above is to allow the user to distinguish between the case of stool and urine, so that the operation of the suction means 140, the water supply means 170 and the like according to the situation This is to be made separately by the control of.
  • the stool detection sensor 150 may be a sensor that can react only when the stool does not react when the urine close to transparent.
  • the water injection nozzle 160 is installed along the upper inner circumference of the toilet body 110 as shown in the figure.
  • the water sprayed from the water spray nozzle 160 is set to face the stool detection sensor 150 described above.
  • the water pressure of the water injected through the water injection nozzle 160 is set to vary depending on the type of toilet by controlling the water supply means 170 in the control unit.
  • the control unit controls the water supply means 170 to control the pressure of the water supplied to the water injection nozzle 160 in accordance with the detection result Done.
  • the type of stool detected by the stool sensor 150 is a stool
  • water is sprayed at a relatively high pressure as compared to the case.
  • the type of toilet is not feces (urine)
  • water is injected at a relatively low pressure.
  • the time for which the water is sprayed may be set longer than the case of urine.
  • the water supply means 170 may be made of only a water pipe 172 for supplying water of a predetermined water pressure or more, or may be made of a structure in which a water pump 174 is further installed in the middle of the water pipe 172.
  • a filter 176 for removing the foreign matter contained in the water may be installed on the water pipe 172 of the water supply means 170 described above.
  • the filter 176 may be formed of a replaceable or periodic cleaning structure. As such, the filter 176 is formed on the water pipe 172 to prevent the water injection nozzle 160 from being clogged with foreign matter.
  • the filter 176 is applicable to various types of wire mesh filters, nylon pad filters, and the like used in conventional water purification.
  • a shutoff valve 178 may be further installed so that the water supply can be easily shut off in the process of replacing or cleaning the filter 176 described above.
  • the suction means 140 While the suction means 140 is operated to perform the suction of the toilet in the toilet space 112 or in the state of the suction of the toilet, the feces sensor 150 and its surroundings are directed toward the water through the water spray nozzle 160 described above. It is set to be sprayed.
  • the backflow prevention valve may be provided on the rear drain pipe 200 at which the vacuum pump 142 is located so that the toilet and water, forcibly discharged to the drain pipe 200 by the operation of the suction unit 140, are not flowed back. 210 is installed.
  • An air freshener supply unit 180 is installed at the rear of the toilet main body 110 of the vacuum suction toilet 100 according to an exemplary embodiment of the present invention.
  • the air freshener supply unit 180 is to allow the air freshener to be supplied toward the inside of the toilet space 112 so that the toilet space 112 contaminated by the use of the user is purged.
  • the air freshener supply unit 180 includes a freshener tank 182 and a freshener spray hole 184.
  • the water level sensor 152 may be further installed inside the toilet body 110 corresponding to the middle height of the toilet space 112.
  • an alarm means (not shown) for notifying that an abnormality is generated by the control of a controller (not shown) may be further installed.
  • the alarm means may be made of an LED lamp or a buzzer.
  • the control unit blocks the water supply made through the water supply means 170. Therefore, when an abnormality occurs, the phenomenon in which the water overflows in the toilet space 112 of the toilet body 110 is prevented in advance. In addition, when the alarm means is operated, the cleaning manager can recognize this and take prompt action.
  • the toilet body 110 may be connected to the drain pipe 200 piped in the horizontal direction.
  • drain pipe 200 may be connected to the drain pipe 200 piped in the vertical direction as shown in FIG.
  • FIG. 4 is a view for explaining an operation control method of a vacuum suction toilet according to another aspect of the present invention
  • Figures 5 and 6 are views showing the operating state of the vacuum suction toilet according to an embodiment of the present invention.
  • FIGS. 5 and 6 is a process in which the operation of the vacuum suction toilet 100 is performed.
  • FIGS. 5 and 6 is a process in which the operation of the vacuum suction toilet 100 is performed.
  • a process of viewing the feces by the user will be described as an example.
  • the user sensor 130 detects the user (S310).
  • the feces detecting sensor 150 detects whether the toilet is dropped in the toilet space 112 (S320). According to the detection by the stool detection sensor 150, if it is determined that the stool falling into the stool space 112 is a stool, as shown in FIG. The air is sucked and discharged to the drain pipe 200 (S330). Therefore, the odor generated from the stool is discharged while the user views the stool.
  • the vacuum suction toilet 100 may further include a water down switch (not shown), and when the user finishes the toilet and stands up on the toilet seat 120, the user sensor 130 detects this.
  • control unit determines that the user has finished the toilet, the control unit switches to the toilet discharge standby mode, and when the user presses the water flushing switch, the control unit completely opens the drain valve 144 by the suction force transmitted from the vacuum pump 142. It may be configured to forcibly suck and discharge the material in the toilet space (112).
  • water is sprayed through the water injection nozzle 160 for a predetermined pressure and time. That is, compared to the case of urine can be set so that water is injected for a relatively high pressure over time.
  • the water supply unit 170 may maintain the hydraulic pressure at a level higher than urine.
  • the air freshener may be supplied toward the toilet space 112 through the air freshener supply means 180 (S360).
  • the control unit determines that there is an error.
  • the alarm means is operated to inform the cleaning manager that an abnormality has occurred, and the water supply through the water supply means 170 is blocked.
  • the user's toilet is treated by vacuum suction, and only water as set for cleaning the toilet space 112 is supplied. By doing so, it is possible to reduce the water consumption according to the use of the toilet.
  • the detection result of the stool sensor 150 is not a stool, it is possible to effectively reduce the water consumption by supplying water for a relatively low pressure and a short time compared to the type of stool. have.
  • the odor generated from the stool is automatically sucked in the process of viewing the stool, and after use, the air freshener is supplied to maintain the environment of the bathroom more comfortably.
  • the water level detection sensor 152 detects this and warns the toilet manager quickly. Can be taken.
  • the vacuum suction toilet 100 may further include a cleaning button (not shown), when the toilet manager presses the cleaning button, the control unit through the water supply means 170 a certain amount By allowing the water to fill the toilet space 112, the toilet manager can be configured to easily clean the toilet.
  • the amount of water may be set to an amount such that the water level sensor 152 cannot detect the water level.
  • the cleaning manager presses the cleaning button to fill a certain amount of water in the toilet space 112
  • the water level sensor to prevent the water from overflowing the vacuum suction toilet 100
  • the control unit blocks the water supply through the water supply means 170 and at the same time, opens the drain valve 144 to drain the water.

Abstract

La présente invention se rapporte, selon un mode de réalisation, à des toilettes de type à aspiration sous vide qui comprennent : une cuvette de toilettes à l'intérieur de laquelle est formée une zone de collecte des déjections, ainsi qu'un trou d'évacuation formé au niveau de la partie inférieure de la zone de collecte des déjections et qui doit être raccordé à un tuyau d'évacuation ; un siège de toilettes qui est couplé de manière articulée à la partie supérieure de la cuvette de toilettes ; un capteur de détection d'utilisateur installé sur la cuvette des toilettes ou sur le siège des toilettes ; un moyen d'aspiration comprenant un robinet de vidange installé au niveau de l'orifice d'entrée du trou de décharge de la cuvette des toilettes, ainsi qu'une pompe à vide installée sur ce dernier de sorte à transférer une force d'aspiration à la zone de collecte des déjections lorsque le robinet de vidange est ouvert et à déplacer de force les déjections vers le tuyau d'évacuation ; un capteur de détection de déjections solides installé au niveau de la partie inférieure de la zone de collecte des déjections pour détecter si les déjections sont solides ; une buse de pulvérisation d'eau installée le long du bord interne supérieur de la cuvette des toilettes ; un moyen d'alimentation en eau et un moyen d'aspiration destinés à fournir l'eau pulvérisée au moyen de la buse de pulvérisation d'eau vers le capteur de détection des déjections solides et la zone environnante ; et un dispositif de commande destiné à commander le capteur de détection de déjections solides et le moyen d'alimentation en eau et à commander la quantité d'eau fournie à la buse de pulvérisation d'eau depuis le moyen d'alimentation en eau selon les résultats détectés par le capteur de détection de déjections solides.
PCT/KR2012/007765 2011-10-07 2012-09-26 Toilettes de type à aspiration sous vide et procédé permettant de commander le fonctionnement des toilettes de type à aspiration sous vide WO2013051817A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201280049518.3A CN103930628B (zh) 2011-10-07 2012-09-26 真空吸入式坐便器及真空吸入式坐便器的工作控制方法
JP2014534468A JP5898773B2 (ja) 2011-10-07 2012-09-26 真空吸引式便器及び真空吸引式便器の作動制御方法
AU2012319385A AU2012319385A1 (en) 2011-10-07 2012-09-26 Vacuum suction-type toilet, and method for controlling the operation of a vacuum suction-type toilet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0102436 2011-10-07
KR1020110102436A KR101190006B1 (ko) 2011-10-07 2011-10-07 진공 흡입식 변기 및 진공 흡입식 변기의 작동제어방법

Publications (2)

Publication Number Publication Date
WO2013051817A2 true WO2013051817A2 (fr) 2013-04-11
WO2013051817A3 WO2013051817A3 (fr) 2013-05-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/007765 WO2013051817A2 (fr) 2011-10-07 2012-09-26 Toilettes de type à aspiration sous vide et procédé permettant de commander le fonctionnement des toilettes de type à aspiration sous vide

Country Status (5)

Country Link
JP (1) JP5898773B2 (fr)
KR (1) KR101190006B1 (fr)
CN (1) CN103930628B (fr)
AU (1) AU2012319385A1 (fr)
WO (1) WO2013051817A2 (fr)

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EP2947213A1 (fr) 2014-05-19 2015-11-25 IPee bvba Appareil sanitaire
WO2020118323A1 (fr) * 2018-12-03 2020-06-11 Nguyen Van Nam Toilettes à chasse d'eau

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CN104455636A (zh) * 2014-12-28 2015-03-25 刘庆芳 卫浴感应器
CN104814848B (zh) * 2015-04-17 2018-04-10 深圳乐康颐智能护理设备有限公司 一种排便护理装置
KR101712273B1 (ko) * 2015-06-30 2017-03-03 (의료)길의료재단 밸브를 구비한 요속 측정 시스템 및 이를 이용한 요속 측정 방법
US11091903B2 (en) * 2016-07-07 2021-08-17 As America, Inc. Systems to automate adjustment of water volume release to a toilet bowl to correspond to bowl contents, toilets including the system and related methods
CN107558552A (zh) * 2017-09-27 2018-01-09 江苏风潮科技有限公司 智能真空坐便器
KR101985189B1 (ko) 2017-10-24 2019-06-03 이상윤 진공 흡입식 좌변기
KR20190047379A (ko) 2017-10-27 2019-05-08 주식회사 워터레스랩 대기수조 내벽의 대변 흡착 방지 및 절수를 위한 좌변기
KR20190063060A (ko) 2017-11-29 2019-06-07 울산과학기술원 대소변 분리형 변기 및 이를 이용한 분뇨 처리 시스템
CN108797754A (zh) * 2018-06-21 2018-11-13 杭州小墨科技有限公司 一种全自动家用单体真空马桶
CN110886360B (zh) * 2019-12-02 2021-01-08 厚力德机器（杭州）有限公司 一种无电机械气压自开启半真空马桶
CN110894735B (zh) * 2019-12-02 2021-06-08 厚力德机器（杭州）有限公司 一种无电马桶快速启闭真空隔膜界面阀
CN111677073B (zh) * 2020-05-27 2021-10-26 张顺利 一种具有疏通堵塞功能的马桶
KR102258492B1 (ko) * 2020-08-31 2021-05-31 조정모 변기 오물 유출 방지 장치
KR20220167939A (ko) 2021-06-15 2022-12-22 주식회사 호두 절수형 저소음 진공 변기
KR20220167940A (ko) 2021-06-15 2022-12-22 주식회사 호두 절수형 저소음 진공 변기의 제어 방법
KR20230037404A (ko) 2021-09-09 2023-03-16 주식회사 호두 악취 역류 방지구조의 절수형 저소음 진공 변기의 제어 방법
KR20230037403A (ko) 2021-09-09 2023-03-16 주식회사 호두 악취 역류 방지구조의 절수형 저소음 진공 변기
CN114876021A (zh) * 2022-06-16 2022-08-09 九牧厨卫股份有限公司 一种真空马桶

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JP2014528530A (ja) 2014-10-27
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CN103930628B (zh) 2015-10-21
KR101190006B1 (ko) 2012-10-12
JP5898773B2 (ja) 2016-04-06

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