KR20120041347A - Device for prevention flowing backward of clean water in toilet and water tank - Google Patents

Device for prevention flowing backward of clean water in toilet and water tank Download PDF

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Publication number
KR20120041347A
KR20120041347A KR1020100102760A KR20100102760A KR20120041347A KR 20120041347 A KR20120041347 A KR 20120041347A KR 1020100102760 A KR1020100102760 A KR 1020100102760A KR 20100102760 A KR20100102760 A KR 20100102760A KR 20120041347 A KR20120041347 A KR 20120041347A
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KR
South Korea
Prior art keywords
opening
toilet
water
space
closing
Prior art date
Application number
KR1020100102760A
Other languages
Korean (ko)
Inventor
송태광
Original Assignee
와토스코리아 주식회사
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 와토스코리아 주식회사 filed Critical 와토스코리아 주식회사
Priority to KR1020100102760A priority Critical patent/KR20120041347A/en
Publication of KR20120041347A publication Critical patent/KR20120041347A/en

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Classifications

    • 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
    • E03D1/302—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 with valves kept in open position by means of air or water pressure or by vacuum
    • 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
    • E03D1/33—Adaptations or arrangements of floats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float

Abstract

PURPOSE: A device for preventing the backflow of washing water stored in a water tank and a toilet body is provided to prevent washing water stored in a water tank and a toilet body from flowing into a faucet by reducing pressure generated when the washing water flows backward. CONSTITUTION: A device(100) for preventing the backflow of washing water stored in a water tank and a toilet body comprises a fill valve(110), a space(120), and an opening and closing unit(130). The fill valve is installed in a water tank and receives washing water from a faucet. The space is formed in one side of the fill valve to be connected to the outside. The opening and closing unit is rotated by the pressure of the washing water supplied to the space to close an opening and closing hole(132). When the pressure of the washing water is reduced, the opening and closing unit opens the opening and closing hole.

Description

Device for prevention flowing backward of clean water in toilet and water tank}

The present invention relates to a fill valve of a toilet bowl, and more particularly, the opening and closing member rotates and opens and closes when the supply of the washing water and the washing water supply from the tap water stop the space communicating with the outside of one side of the filling valve. In addition, when a single and artificial vacuum is applied to the outside, air is introduced into the outside through the open space to offset the back pressure, so that the wash water immersed in the tank and the toilet body is prevented from flowing back to the faucet. The present invention relates to an apparatus for preventing backflow of fresh water.

In general, a toilet installed in a bathroom or a toilet has a toilet seated on a seat of a toilet main body, and the siphon cover rotates upward as the lever moves in response to the operation of the lever. After washing the toilet while draining to the toilet body, the wash water supplied to the fill valve from the faucet is fresh water in the tank waits for the next operation.

However, if the supply of the wash water to the water tank through the fill valve is stopped and flowed back, the washing water freshwater to the water tank flows back to the tap water through the fill valve by the pressure of the backwashing water and at the same time, the siphon cover according to the back flow of the wash water. Rotate upwards, there was a problem in that the wash water of the toilet body flows back to contaminate the tap water, there is a problem that the wash water supplied through the contaminated tap water is supplied to the washbasin, shower or kitchen valve can not be used hygienically.

In view of the above-described conventional defects, the object of the present invention, the opening and closing member is rotated by the pressure of the washing water supplied to the water tank to close the space and when the supply of the washing water is completed, the opening and closing member weight To prevent the backwater from flowing back into the faucet, as well as to counteract the pressure generated during the backflow of the wash water by rotating to the outside to communicate with the outside space. In providing.

In addition, another object of the present invention, to prevent the washing water of the water tank and the toilet body to flow back to the tap water to prevent contamination of the tap water and to use hygiene in the toilet water tank and the toilet body to be used sanitarily. It is to provide a backflow prevention device.

The present invention, the backflow prevention device of the fresh water in the toilet bowl and toilet body,

A fill valve installed in the tank to block the supply and supply of the washing water from the tap water;

A space formed on one side of the fill valve to communicate with the outside;

When the pressure of the washing water supplied to the space is rotated to close the opening and closing, and when the supply of the washing water is stopped and the pressure of the washing water is released, the pressure is restored to its own weight so as to communicate with the atmosphere while opening the opening and closing hole so that the back pressure caused by the backflow of the washing water occurs. , It is characterized in that it comprises an opening and closing to prevent the back flow of the wash water in the toilet bowl and the toilet body by introducing external air.

According to the present invention, after pressurizing the opening and closing member by the pressure of the washing water supplied from the tap water to close the opening and closing, the washing water is supplied to the water tank and the toilet body, and in this state, if the washing water flows back to generate a back pressure, the back pressure As the opening / closing member rotates inside the body to open the opening / closing hole, the air in the atmosphere is supplied to the tap water through the opening / closing hole and the space and the water supply pipe to offset the back pressure, and thus, It is possible to have the advantage of preventing the backwashing water.

In addition, according to the present invention, by preventing the washing water of the water tank and the toilet body to flow back to the tap water, it is possible to prevent the contamination of the tap water in advance and to use hygienically so that the user can improve the reliability of the product You can have this advantage.

1 is an exploded perspective view
2 is a cross-sectional view of the installation state of the present invention
3 to 4 is an operating state diagram of the present invention

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. 1 is an exploded perspective view of the present invention, Figure 2 is a cross-sectional view of the installation state of the present invention.

In the present invention, the backwash prevention device 100 of the fresh water in the toilet and the toilet body is provided with a fill valve 110 installed in the tank to block the supply and supply of the wash water from the tap, and the fill valve 110 When the space 120 is formed to be in communication with the outside on one side is configured to rotate with the pressure of the washing water supplied to the space 120 to close the opening and closing hole 132, the supply of the washing water is stopped and the pressure of the washing water is released It is restored to its own weight so as to communicate with the atmosphere while opening the opening and closing hole 132, when the back pressure occurs due to the backflow of the washing water, the opening and closing portion 130 to prevent the backflow of the fresh water in the toilet bowl and the toilet main body by introducing external air It will be configured to, as described in more detail as follows.

The space 120 is preferably formed to communicate with the water supply pipe 111 of the fill valve 110.

The opening and closing unit 130 is provided with a body 131 to be mounted in the space 120, the opening and closing hole 132 is provided to communicate with the space 120 inside the body 131, the opening and closing The ball 132 is provided to include an opening and closing member 133 rotatably mounted to the body 131 to open and close while rotating at the pressure of the washing water.

It is preferable that the rotary guide space 131 ′ in which the rotating shaft 133 ′ of the opening and closing member 133 is rotatably mounted on both lower ends of the body 131 is further provided.

The opening and closing hole 132 is preferably formed to be inclined.

Preferably, the rotating shaft 133 'is rotatably mounted to the rotation guide space 131' at both ends of the lower end of the opening / closing member 133.

It is preferable to further include a departure preventing member 121 formed in the space 120 to be in close contact with the rotating shaft 133 'rotatably mounted in the rotation guide space 131'.

The following describes the operation of the present invention.

First, after the toilet of the toilet seated on the seat of the toilet seat, the siphon cover is rotated upward in accordance with the operation of the lever to open the drainage pipe, and the open water drain pipe wash water drained to the toilet seat to wash the toilet.

When the wash water is drained to the toilet body and the water level of the fresh water in the tank is lowered, according to the level of the wash water, a float (not shown) is lowered and at the same time, a downward portion of the operating table 114 coupled with the float (not shown). The discharge hole 113a is opened by rotation, and the washing water between the water supply side 112 and the cap 113 is discharged to the open discharge hole 113a, thereby losing the support force of the water supply side 112.

As shown in FIG. 3, the water supply side 112 opens the water supply pipe 111 while rising to the water pressure of the washing water supplied from the tap water to the water supply pipe 111 of the fill valve 110. A portion of the washing water supplied to the water supply pipe 111 is supplied to and stored in the space 120 and the washing water stored at the same time pressurizes the opening / closing member 133 of the opening and closing unit 130.

In this case, the opening and closing member 133 is rotatably mounted in the rotation guide space 131 ′, so that the opening and closing member 133 rotates outwardly in the body 131 around the rotating shaft 133 ′ ( 132 will be closed.

Here, the rotation shaft 133 ′ rotatably mounted in the rotation guide space 131 ′ is supported by the separation preventing member 121 to be closely attached to prevent the separation of the opening and closing member 133 in which the rotation shaft 133 ′ is formed. It can be.

As the opening and closing hole 132 is closed, the washing water supplied to the water supply pipe 111 is supplied to the rim side and the water tank side water supply pipe 111a and 111b, but a part of the washing water is a through hole 112a of the water supply side 112. It is supplied between the water supply side 112 and the cap 113 through.

The washing water supplied to the rim-side water supply pipe (111a) is stored in the valve main body while the washing water supplied to the water tank-side water supply pipe (111b) is stored in the water tank to increase the float (not shown) and at the same time coupled to the float (not shown) The discharge hole 113a is closed by the upward rotation of the stand 114, and the water supply side 112 is lowered by the water pressure of the washing water supplied between the water supply side 112 and the cap 113, and the water supply side is lowered. 112 closes the water supply pipe 111 and waits for the next operation.

At this time, when the water supply pipe 111 is closed and the supply of the washing water to the space 120 is stopped, the opening and closing member 133 and the opening and closing hole (133) cannot be firmly pressurized by the opening and closing member 133 of the opening and closing portion 130. The fine gap is generated between the 132 and the washing water stored in the space 120 is drained into the water tank, and the opening / closing member 133 has its own weight around the rotating shaft 133 'according to the drainage of the washing water. The opening and closing hole 132 is opened while being rotated, and the opening and closing hole 132 is opened so that the opening and closing hole 132 and the space 120 communicate with each other to maintain a standby state.

Here, when the wash water is supplied from the faucet to wash the stool of the toilet main body, or when the supply of the wash water is stopped or cut off in the state of being stored in the tank, the back pressure is generated inside the faucet while the wash water flows back to the faucet. As shown in Fig. 4, the phenomenon of inhaling the washing water of the tank and the toilet body by the back pressure occurs instantaneously.

At this time, the washing water in the space 120 flows backward due to the back pressure, and loses the supporting force of the opening and closing member 133, and the opening and closing member 133, in which the supporting force is lost, rotates inside the body 131 about the rotation shaft 133 '. While communicating with the opening and closing hole 132 and the space 120 and the tap water inside the air at the same time is supplied to the tap water through the opening and closing hole 132 and the space 120 and the water supply pipe 111 It will be able to offset the back pressure generated in the water supply.

As the back pressure is offset, it prevents the backflow of the wash water in the toilet bowl and the toilet main body, thereby preventing contamination of the tap water in advance, so that it can be used hygienically and safely.

As described above, the present invention, although described by the limited embodiments and drawings, terms or words used in the present specification and claims are not limited to the ordinary or dictionary meanings and should not be interpreted, the technical spirit of the present invention It must be interpreted to mean meanings and concepts. Therefore, the configuration shown in the embodiments and drawings described herein are only one embodiment of the present invention, and do not represent all of the technical spirit of the present invention, various changes within the scope of the claims of the present invention It should be understood that there may be equivalents and variations.

100: backflow prevention device 110: fill valve
120: space 130: opening and closing part
131: body 132: opening and closing hole
133: opening and closing member

Claims (7)

A fill valve installed in the water tank to block the supply and supply of the washing water from the tap water;
A space formed on one side of the fill valve to communicate with the outside;
When the pressure of the washing water supplied to the space is rotated to close the opening and closing, and when the supply of the washing water is stopped and the pressure of the washing water is released, the pressure is restored to its own weight so as to communicate with the atmosphere while opening the opening and closing hole so that the back pressure caused by the backflow of the washing water occurs. The inflow prevention device of the fresh water in the toilet and the toilet body characterized in that it comprises an opening and closing to prevent the back flow of the wash water in the toilet and the toilet body by introducing external air.
The method according to claim 1,
Wherein the space is formed to communicate with the water supply pipe of the fill valve characterized in that the backwash prevention device of the fresh water in the toilet and the toilet main body.
The method according to claim 1, Opening and closing part,
A body mounted in the space;
An opening and closing hole penetrating to communicate with a space inside the body;
The apparatus for preventing backflow of fresh water in a toilet bowl and a toilet main body, which includes an opening and closing member rotatably mounted to a body to open and close the opening and closing hole by rotating the opening and closing hole at a pressure of the washing water.
The method according to claim 3,
Both sides of the lower end of the body further comprises a rotation guide space that is rotatably mounted to the rotating shaft of the opening and closing member toilet bowl and the backflow preventing device of the fresh water in the toilet main body.
The method according to claim 3,
The opening and closing hole is a backwash prevention device of the fresh water in the toilet and the toilet body, characterized in that formed inclined.
The method of claim 4,
Backflow prevention device for the fresh water in the toilet bowl and the toilet main body characterized in that it further comprises a rotating shaft protruding on both sides of the lower end of the opening and closing member so as to be rotatably mounted in the rotation guide space.
The method of claim 6,
A toilet for preventing the flow of fresh water in the toilet bowl and the toilet body, characterized in that it further comprises a departure prevention member formed in the space to prevent the flow in close contact with the rotating shaft rotatably mounted in the rotation guide space.
KR1020100102760A 2010-10-21 2010-10-21 Device for prevention flowing backward of clean water in toilet and water tank KR20120041347A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100102760A KR20120041347A (en) 2010-10-21 2010-10-21 Device for prevention flowing backward of clean water in toilet and water tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100102760A KR20120041347A (en) 2010-10-21 2010-10-21 Device for prevention flowing backward of clean water in toilet and water tank

Publications (1)

Publication Number Publication Date
KR20120041347A true KR20120041347A (en) 2012-05-02

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Application Number Title Priority Date Filing Date
KR1020100102760A KR20120041347A (en) 2010-10-21 2010-10-21 Device for prevention flowing backward of clean water in toilet and water tank

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101698729B1 (en) * 2016-10-11 2017-01-20 김종운 Device for blocking continuous leakage in water tank of toilet bowl
KR102561312B1 (en) * 2022-04-19 2023-07-27 하미경 Drainage equipment for toilet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101698729B1 (en) * 2016-10-11 2017-01-20 김종운 Device for blocking continuous leakage in water tank of toilet bowl
KR102561312B1 (en) * 2022-04-19 2023-07-27 하미경 Drainage equipment for toilet

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E601 Decision to refuse application