KR101281902B1 - Water saving type flush toilet - Google Patents

Abstract

PURPOSE: A water saving toilet bowl is provided to cleanly maintain the inside of the bowl by minimizing residues of the dirt in the bowl and to rapidly discharge the dirt. CONSTITUTION: A water saving toilet bowl comprises a bowl assembly (10), a base (20), a cover (30), and a discharge driving assembly (40). The discharge driving assembly comprises an outlet opening unit (50), a cleaning water supply unit (60), and a residual water storage tank (70). The residual water storage tank is connected to between a supply valve (62) and a nozzle and stores a part of the supplied water when the cleaning water is supplied. When the supply of the cleaning water is stopped, the stored water is supplied to the inside of the bowl (11) in order to always store the residual water in the bowl. The outlet unit comprises an installation frame, a driving link, and an elastic member.

Description

Water saving type flush toilet

The present invention relates to a water-saving flush toilet.

In detail, the present invention is to ensure that a certain amount of water is always stored in the bowl of the toilet to be discharged in a straight toilet to reduce the amount of washing water required to discharge the waste, A water-saving flush toilet which allows the inner surface of the bowl to be kept more clean by water.

In addition, the present invention has a configuration of a valve for blocking the inflow of cold air flowing into the inside of the toilet from the outside of the winter, more tightly blocking the odor flowing back to the waste outlet, and more easily repair the internal configuration of the toilet It relates to a water-saving flush toilet manufactured by splitting the cover so that it is made.

The flush toilet is provided with a bowl of a roughly hemispherical container for receiving dirt at the bottom of the seat seated by the user, and is supplied with water from the outside to discharge the dirt contained in the bowl and discharged into the flush.

The toilets installed in the simple toilets are also installed in the toilets as the necessity of public sanitation of the simple toilets installed in the park and the recent use of the public toilets and the public toilets in the park.

U.S. Patent Publication No. 2008/0047053 A1 (published on Feb. 28, 2008, hereinafter referred to as the present application) discloses a flush toilet of the above-described flush type. (The English notation in parentheses indicates that the term is the original publication.)

According to the present invention, the flush toilet is configured in the form of a toilet bowl, a bowl (bowl) assembly for receiving dirt, and installed on the lower side of the bowl assembly to maintain the bowl assembly at a specific height and discharge the dirt It has a basic configuration consisting of a base formed with a passage to be formed, and a cover (shroud) installed so as to surround the base on the lower side of the bowl assembly.

In the above configuration, a waste valve assembly and a flush arrangement for discharging the dirt contained in the bowl and supplying the flushing water are installed around the bowl and the base.

Here, the valve assembly has been proposed for opening and closing the central portion (blocking valve) for blocking the outlet of the bowl when discharging dirt in the bowl, the shut-off valve is exposed to the foot of the cover (foot actuated) By operating the lever, the outlet of the bowl is opened and closed.

In particular, the foot lever is connected by a shutoff valve, a cable (flexible cable), a valve drive arm, a link (link) so that the foot valve is rotated up and down by rotating the shutoff valve to the outlet of the bowl It is a structure that can be opened and closed.

When the flush toilet of the present invention configured as described above contains the waste generated by the user in the bowl, the user presses the foot lever to open the shutoff valve and at the same time, opens the water supply valve of the water supply structure to supply the flush water. So that the dirt is discharged.

At this time, the driving of the shutoff valve and the water supply valve according to the operation of the foot lever is pulled by the cable is coupled to the foot lever by the foot lever is pressed by the user and rotated up and down, the valve drive coupled with the cable By switching the arm and the water supply valve, flushing water is discharged at the same time as the shutoff valve is opened.

More specifically, the supply of the flushing water is supplied to the flushing water from the upper part of the bowl after the water is supplied through the water supply pipe when the water supply switching drive is performed by the foot lever, wherein the supply of the flushing water is switching of the foot lever As the water supply valve is opened and closed by driving, a considerable amount of water is supplied to the upper portion of the bowl.

The flush toilet of the present invention, that is, the toilet which is applied to a simple toilet, does not have a trap installed at a point where waste is discharged from the bottom of the bowl for efficient use of space. Water will not remain.

Therefore, when the user sees the toilet, the inner surface of the bowl is dry, so when the toilet is finished, it supplies a large amount of water to remove the residues remaining on the inner surface of the bowl when the toilet is supplied with flushing water. This exposes the problem of supplying with flushing water.

In addition, the flush toilet of the present invention of the original toilet is installed in the outdoor due to the nature of the toilet in the winter in the cold air flows into the water supply structure for supplying the flushing water to avoid the time and economic loss that must be maintained There is a problem that occurs.

Particularly, since the flush toilet of the present invention has a cover which conceals the drive configuration of the bowl and shutoff valve and the flush supply configuration, the cover is divided into approximately two pieces to form a single body or sheath, In the event of a failure in the driving configuration or the flushing water supply configuration of the shut-off valve, which frequently occurs due to seasonal changes or frequent driving, the cover must be removed after the tubular body. Problems that result in loss arise.

The present invention has been made to solve the above problems.

Accordingly, the present invention, water-saving flush toilets to reduce the amount of flushing water required to discharge the waste by always storing a certain amount of water in the bowl of the toilet that is applied to the simple toilet to discharge the waste in a straight type. The purpose is to provide.

In addition, the present invention is provided with a configuration of a valve for blocking the inflow of cold air flowing into the inside of the toilet from the outside of the winter, more tightly blocking the odor flowing back to the waste outlet, and more easily repair the internal configuration of the toilet Another object of the present invention is to provide a water-saving flush toilet in which a cover is divided so as to be manufactured.

In order to achieve the above object, the present invention has the following configuration.

According to the present invention, a base having a passage for discharging dirt is installed at a lower side of the bowl assembly for receiving dirt, and a cover is installed outside the bowl assembly and the base. In the base of the flush toilet is provided with a discharge drive assembly for supplying the water supply and opening and closing the outlet of the bowl by operating the foot lever, the discharge drive assembly is installed on the lower side of the bowl assembly and the power and the foot lever A discharge opening / closing unit connected to be transferable, the shutoff valve being disposed at the lower portion of the discharge opening so as to open and close the discharge opening of the bowl by the operation of the foot lever; A nozzle for discharging the flushing water is installed at the upper part of the bowl of the bowl assembly, and a water supply valve is provided at one side of the nozzle to control the progress of water supplied by an external water supply line. A flushing water supply unit connected to the foot lever so as to be power-transmitted to supply the flushing water to the inner surface side of the bowl for operation of the foot lever; A residual water storage tank connected in parallel between the water supply valve and the nozzle so that a part of the water supply is stored when the water supply is stopped, and the stored water is supplied to the inside of the bowl so that the remaining water is always stored inside the bowl; It is configured to include.

Here, the outlet opening and closing unit is disposed below the outlet of the bowl, a through hole is formed in the lower side of the outlet for the passage of dirt so that the shutoff valve is moved horizontally between the outlet and the through hole to open and close the outlet. An installation frame; A drive link rotatably installed in the installation frame and coupled to the shutoff valve, the drive link being connected by the foot lever and the driving wire to horizontally move the shutoff valve to open and close the outlet when the driving force is provided by the foot lever; And an elastic member installed between the installation frame and the driving link to return to the original state after the driving link is elastically rotated.

At this time, the driving link is connected to the power supply by the water supply valve and the power transmission unit of the flush water supply unit so that when the shutoff valve is opened and closed by the foot lever, the supply and shutdown of the flush water according to the opening and closing of the water supply valve is performed at the same time. It is configured to be.

In addition, the power transmission unit, one end is connected to the drive link and the other end is connected to the water supply valve for connecting power for opening and closing the water supply valve by the flow of the drive link; The roller is installed in the number of the installation number of one or more and the connection wire is hooked to convert the driving force in the direction of the drive link in the direction for opening and closing the water supply valve by the flow of the drive link; comprises a.

In order to achieve the above other objects, the present invention has the following configuration.

The present invention, the base is configured to be installed when the air passing through the discharge hole for the discharge of the lower discharge unit is formed when the open air shut-off valve is formed to prevent the outside air from being introduced.

Here, the external air shutoff valve is formed in the shape of a plate of the width corresponding to the discharge hole of the base, and is divided into radial multiple angles and bent by the load of the dirt when the dirt falls, the blocking piece to open the discharge hole; And an elastic piece formed on the outer side of the blocking piece to return the bent state to the original state by the load of the dirt.

On the other hand, the cover is formed so that the outlet opening and closing unit and the flushing water supply unit, respectively, the opening is formed in the outlet opening and closing unit and the flushing water supply unit is exposed, and each opening is a discharge opening and closing unit and the water Split cover is detachably coupled to the opening to conceal the wash water supply unit.

In addition, the nozzle is installed in the upper portion of the bowl, it is configured by forming a tubular body for the water to proceed into the annular shape of the shape corresponding to the planar shape of the bowl.

As described above, the present invention is to ensure that a certain amount of water is always stored in the bowl of the toilet so that the most rapid discharge of the waste and the residue of the dirt on the inner surface of the bowl are minimized, thereby minimizing the amount of water to be supplied. The water is saved and the inner surface of the bowl is always kept clean.

In addition, the present invention is to block the cold air flowing into the inside of the toilet in winter, each component in the toilet, such as the configuration for supplying the water and the drive configuration for opening and closing the shut-off valve to prevent the freeze caused by cold air You get

In particular, the present invention is more easily performed when the internal configuration is broken by a split cover detachably installed at the point where the configuration for supplying the water flush of the cover is installed and the point for the opening and closing of the shutoff valve is installed. It can work.

1 is a cross-sectional view of a water-saving flush toilet according to the present invention.
Figure 2 is a perspective view of a water-saving flush toilet according to the present invention.
Figure 3 is an exploded perspective view of the outlet opening and closing unit of the water-saving flush toilet according to the present invention.
Figure 4 is a perspective view of the water supply unit of the water-saving flush toilet according to the present invention.
5A and 5B are front and cross-sectional views of an external air blocking unit of a water-saving flush toilet according to the present invention;
Figure 6 is an exploded perspective view of the cover of the water-saving flush toilet according to the present invention.
Figure 7a, Figure 7b is an operating state of the outlet opening and closing unit of the water-saving flush toilet according to the present invention.
8 is a state of the flush water supply unit operation of the water-saving flush toilet according to the present invention.

Embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

1 is a cross-sectional view of a water-saving flush toilet according to the present invention, Figure 2 is a perspective view of a water-saving flush toilet according to the present invention.

Referring to the drawings, the flush toilet according to the present invention has a basic configuration consisting of the bowl assembly 10, the base 20, the cover 30, the inside of the cover 30, the bowl assembly 10 and the base ( 20 is installed over the discharge drive assembly 40 for opening and closing the outlet 13 of the supply and the bowl 11 of the washing water.

The bowl assembly 10 includes a bowl 11 in which dirt is contained, and a sheet 12 for allowing a user to sit on the bowl 11. Here, it is well known that the bowl 11 has a discharge opening 13 formed so that dirt can be discharged to the lower end in a substantially hemispherical vessel shape. At this time, a shutoff valve 41 for opening and closing the outlet 13 is disposed below the outlet 13.

The base 20 is coupled to the bottom of the bowl 11 to maintain the bowl 11 at a specific height, the discharge hole 22 is formed in communication with the discharge port 13 formed in the bowl 11 is formed And to form an outlet passage. Here, the base 20 is configured to be equipped with a foot lever 21 for discharging the dirt inside the bowl 11 by moving the shut-off valve 41 for opening and closing the outlet (13).

The cover 30 is mounted on the outside in a state where the above-described discharge drive assembly 40 is disposed around the base 20, so that the beautiful aesthetic and the discharge drive assembly 40 can be observed from an external force when observed from the outside. It is a configuration for protection.

The discharge drive assembly 40 is composed of a discharge opening and closing unit 50, the flush water supply unit 60, the remaining water storage tank (70).

3 is an exploded perspective view of the outlet opening and closing unit.

Referring to the drawings, the outlet opening and closing unit 50 is installed on the lower side of the bowl assembly 10 and the foot lever 21 is configured to be capable of power transmission by the connection of the driving wire 42. The outlet opening and closing unit 50 is configured to open and close the outlet 13 of the bowl 11 by the operation of the foot lever 21.

To this end, the outlet opening and closing unit 50 is installed below the outlet 13 of the bowl 11 to provide a space for the shutoff valve 41 to be installed and moved. Specifically, the outlet opening and closing unit 50 has a basic configuration consisting of the installation frame 51, the drive link 52, the elastic member (53).

The installation frame 51 is disposed below the outlet 13 of the bowl 11 and coupled to the base 20. In particular, the installation frame 51 has a case shape divided into upper and lower portions, and a through hole 54 through which dirt is passed is formed at a point disposed directly below the outlet 13. The installation frame 51 is configured such that the shutoff valve 41 is horizontally moved between the outlet 13 and the through hole 54 to open and close the outlet 13.

Here, the guide part 55 is formed between the installation frame 51 and the shutoff valve 41. The guide portion 55 has a guide groove 55a for guiding a track in which the shutoff valve 41 is linearly moved horizontally in the installation frame 51, and a guide groove (e) in the shutoff valve 41 corresponding thereto. 55a) is formed and formed with guide protrusions 55b which are inserted into the moving tracks.

The drive link 52 is rotatably installed in the installation frame 51. The drive link 52 is coupled to the shutoff valve 41 when the driving force is provided by the foot lever 21 connected to the drive wire 42 to horizontally move the shutoff valve 41 to open and close the outlet 13 It is for the configuration. In particular, the drive link 52 is divided into a member for coupling with the shut-off valve 41 and the member for coupling with the flushing water supply unit 60 as shown in the drawing, but may be formed integrally.

Here, a driving force conversion unit 56 is formed between the drive link 52 and the shutoff valve 41. The driving force converting unit 56 has an end coupled to the drive link 52 of the shutoff valve 41 to the drive link 52 in order to allow the shutoff valve 41 to be linearly moved by the rotation of the drive link 52. A slit 56a is formed at a bent and bent point, and a protrusion 56b slidably coupled to the slit 56a is formed at an end coupled to the shutoff valve 41 of the drive link 52. do.

The elastic member 53 is installed between the installation frame 51 and the drive link 52 is applied as a spring for returning to the original state after the drive link 52 is elastically rotated. At this time, the elastic member 53 is coaxially coupled with the drive link 52 as shown in the drawing is preferably applied to the torsion spring both ends supported on the drive link 52 and the installation frame 51, in addition to the tension spring It is possible to replace and apply various configurations such as compression coil spring.

 4 is a perspective view of the water supply unit.

Referring to the drawings, the flush water supply unit 60 is composed of a nozzle 61, a water supply valve 62, a power transmission unit (63).

The nozzle 61 is formed of a hose (pipe) formed in a shape corresponding to the planar shape of the bowl 11 above the bowl 11. The nozzle 61 is configured to allow the water supplied through the water supply valve 62 to be discharged from the upper portion of the bowl 11.

In particular, the nozzle 61 forms a hose or pipe in a ring shape corresponding to the outer circumferential shape of the bowl 11 so that the water supplied to the nozzle 61 is filled with the nozzle 61 as quickly as possible, and then the flushing water of the nozzle 61 It is configured to discharge at a time (although there is a difference, but described as being released at a moment) in order to increase the discharge efficiency of the waste and the inner cleaning efficiency of the bowl. To this end, the inner diameter of the hose or pipe is preferably formed about 8mm for the flush toilet of the general standard.

The water supply valve 62 is configured to control the progress of the water supplied to the nozzle 61 is coupled to the water supply line 64 connected to the external water supply source. Such a water supply valve 62 may be presented in various forms, but in order to be operated by the power transmission unit 63 to be described later, a lever 62a for controlling the progress of water to the outside is exposed to the outside. Will apply.

In addition, the water supply valve 62 has a bushing 62b formed of a rubber or soft synthetic resin material therein to prevent the water supply valve 62 from freezing when water is supplied in winter, as shown in FIG. 2. Is mounted.

The power transmission unit 63 is connected to the water supply valve 62 and the foot lever 21 so as to be power-transmitted so as to supply water to the inner surface side of the bowl 11 for operation of the foot lever 21. to be. To this end, the power transmission unit 63 is composed of a connection wire (63a), the roller (63b).

Both ends of the connection wire 63a should be respectively connected to the water supply valve 62 and the foot lever 21, but in order to allow the flush water supply unit 60 to operate simultaneously with the driving of the outlet opening and closing unit 50. Instead of being coupled to the foot lever 21 is configured to be coupled to the drive link 52 of the outlet opening and closing unit 50. That is, the connection wire 63a receives the driving force of the foot lever 21 through the driving link 52 to operate the water supply valve 62.

The roller 63b is installed in the installation frame 51 in one or more numbers. Here, the connection wire (63a) is hooked to the roller (63b) is configured to convert the driving force according to the flow direction of the drive link 52 to the driving force in the direction for opening and closing the water supply valve (62).

The residual water storage tank 70 is a configuration connected in parallel between the water supply valve 62 and the nozzle 61. The remaining water storage tank 70 is such that when the water supply is stored, a part of the water supply is stored so that the outlet 13 of the bowl 11 is closed by the shutoff valve 41 and the water supply stoppage is stopped. Water is supplied to the inside of the bowl 11 so that the residual water is always stored in the bowl 11.

Figure 5a, Figure 5b is a front view, cross-sectional view of the air blocking unit of the water-saving flush toilet according to the present invention.

Referring to the drawings, the base 20 of the water-saving flush toilet is further provided with an external air blocking unit (80). The external air blocking unit 80 is open when the filth passed through the discharge hole 22 for discharging the filth at the lower portion of the base 20 is discharged, and is configured to prevent the inflow of external air.

To this end, the outside air blocking unit 80 has a coupling plate body 81 coupled to the bottom surface of the base 20 and an outside air blocking valve 82 at a point corresponding to the discharge hole 22 of the coupling plate body 81. Installed and configured. In addition, the external air shutoff valve 82 is configured to be divided into a blocking piece 83, the elastic piece 84.

The blocking piece 83 is formed in the shape of a plate having a width corresponding to the discharge hole 22 of the base 20, and is divided by a radial multiple angle to bend by the load of the dirt when the dirt falls. ) Is configured to open. Such a blocking piece 83 is formed of a rubber material or a suitable soft synthetic resin material in order to have resistance to corrosion due to dirt and washing water.

The elastic piece portion 84 is formed on the outer side surface of the blocking piece portion 83 so as to return the bent state to the original state by the load of the dirt. Such an elastic piece portion 84 may be formed of a substantially triangular truss structure integrally formed with the blocking piece portion 83, may be made of a separate elastic member and coupled to the blocking piece portion 83.

Figure 6 is an exploded perspective view of the cover of the water-saving flush toilet according to the present invention.

Referring to the drawings, the cover 30 is formed in each of the opening 31 and the outlet opening and closing unit 50 and the flush water supply unit 60 is installed, the outlet opening and closing unit 50 and the flush water supply unit 60 is formed to be exposed. The opening part 31 is configured to perform maintenance without removing the cover 30 when a failure of the outlet opening / closing unit 50 or the flushing water supply unit 60 occurs.

In addition, each of the openings 31 of the cover 30 is combined with each of the divided cover 32 to conceal the outlet opening and closing unit 50 and the flushing water supply unit 60 to provide a beautiful beauty. . Here, it is natural that the split cover 32 is detachably coupled to the opening 31 of the cover 30.

Figure 7a, Figure 7b is an operating state of the outlet opening and closing unit of the water-saving flush toilet according to the present invention, Figure 8 is a view of the operating state of the flush water supply unit of the water-saving flush toilet according to the present invention.

Referring to the drawings, the water-saving flush toilet according to the present invention, when the user presses the foot lever 21 to discharge the soil of the bowl 11 after the bowel movement, the shut-off valve 41 is interlocked with the foot lever 21 ) Is moved and the dirt is discharged by opening the outlet 13 of the bowl (11).

At this time, the linear movement of the shutoff valve 41 by the pressurization of the foot lever 21 by the user, as the foot lever 21 is rotated angularly, the drive wire 42 of the load reducing unit 42 is the foot lever 21. Pulled to the side, the drive link 52 is angularly rotated by the drive wire 42 is a shut-off valve 41 coupled via the drive link 52 and the driving force conversion unit 56 is the guide portion 55 It is guided by and is moved by slide.

The linear movement of the shut-off valve 41 as described above is to open and close the outlet 13 of the bowl 11 in the shortest time, and as the opening and closing of the outlet 13 is performed in the shortest time, Supply can also be reduced considerably.

Meanwhile, as described above, the shutoff valve 41 is opened and the connection wire 63a coupled to the drive link 52 pulls the lever 62a of the water supply valve 62 to supply water to the nozzle 61. The flushing water is supplied to the inside of the bowl 11 through 61.

At this time, a part of the water to the nozzle 61 during the water supply is stored in the residual water storage valve () as described above, the outlet 13 of the bowl 11 is closed by the shutoff valve 41 at the same time When the wash water supply stops, the stored water is supplied to the inside of the bowl 11 so that the remaining water is always stored inside the bowl 11.

10: bowl assembly 20: base
30: cover 40: discharge drive assembly
50: outlet opening and closing unit 60: flush water supply unit
70: residual water storage tank 80: outdoor air blocking unit

Claims (8)

A base 20 is formed below the bowl assembly 10 for receiving dirt and maintains the bowl assembly 10 at a specific height and has a passage through which dirt is discharged. The bowl assembly 10 and the base 20 are installed. An outer cover 30 is mounted to the outside, and the base 20 is discharge drive assembly for supplying the water and opening and closing the outlet 13 of the bowl 11 by operating the foot lever 21 ( In the flush toilet with 40),
The discharge drive assembly 40,
It is installed on the lower side of the bowl assembly 10 and is connected to the foot lever 21 so as to be power-transmitted, the blocking to open and close the outlet 13 of the bowl 11 by the operation of the foot lever 21. A discharge opening / closing unit 50 installed so that the valve 41 is disposed below the discharge opening 13;
A nozzle 61 is installed on the bowl 11 of the bowl assembly 10 so as to discharge the flushing water, and the water supplied by the external water supply line 64 is provided on one side of the nozzle 61. The water supply valve 62 is provided so that the water can be interrupted, and the water supply valve 62 is connected to the foot lever 21 so as to be capable of power transmission to the inner surface side of the bowl 11 for operation of the foot lever 21. A flushing water supply unit (60) for supplying flushing water;
The water supply valve 62 and the nozzle 61 are connected in parallel so that a part of the water supply is stored when the flushing water is supplied, and the water stored when the flushing water supply is stopped is supplied into the bowl 11 to the bowl 11. Includes; remaining water storage tank 70 to ensure that the remaining water is always stored therein,
The outlet opening and closing unit 50
It is disposed below the outlet (13) of the bowl (11), the through hole 54 is formed in the lower side of the discharge port 13 through which the shut-off valve 41 is discharge port 13 and the through hole (54) An installation frame 51 which is horizontally moved between the outlets 13 so as to be opened and closed;
It is rotatably installed in the installation frame 51 is coupled to the shut-off valve 41, is connected by the foot lever 21 and the drive wire 42 is shut off when the driving force is provided by the foot lever 21 A drive link 52 for horizontally moving the valve 41 to open and close the discharge port 13;
An elastic member 53 is installed between the installation frame 51 and the drive link 52 to return to the original state after the drive link 52 is elastically rotated. toilet.
delete The method of claim 1, wherein the drive link 52
The water supply valve 62 of the flush water supply unit 60 and the power transmission unit 63 are connected to each other so as to be power-transmitted, when the shutoff valve 41 is opened and closed by the foot lever 21 of the water supply valve 62. Water-saving flush toilet, characterized in that configured to be performed at the same time supply and interruption of the flush according to the opening and closing.
The power transmission unit 63 of claim 3, wherein
A connection wire 63a, one end of which is connected to the drive link 52 and the other end of which is connected to the water supply valve 62 to transfer power for opening and closing the water supply valve 62 by the flow of the drive link 52;
The roller is installed in the installation frame 51 in the number of one or more and the connection wire (63a) is hooked to convert the driving force according to the flow direction of the drive link 52 to the driving force in the direction for opening and closing the water supply valve 62 (63b); water-saving flush toilet comprising a.
The method of claim 1, wherein the base 20
When the dirt passed through the discharge hole 22 for discharging the waste is discharged to the lower portion is characterized in that the open air blocking unit 80 is provided with an external air blocking valve 82 is formed to prevent the outside air is introduced in the usual Water-saving flush toilet.
The method of claim 5, wherein the external air shutoff valve 82
It is formed in the shape of a plate of the width corresponding to the discharge hole 22 of the base 20, is divided into radial multiple angles and bent by the load of the dirt when the dirt falls, blocking piece to open the discharge hole 22 83;
A water-saving flush toilet comprising: an elastic piece portion (84) formed on an outer side surface of the blocking piece portion (83) to return a state bent by a load of dirt.
The method of claim 1, wherein the cover 30
Opening portions 31 are formed at points where the outlet opening and closing unit 50 and the flushing water supply unit 60 are installed, respectively, so that the outlet opening and closing unit 50 and the flushing water supply unit 60 are exposed. Each of the openings 31 is characterized in that the partition cover 32 is detachably coupled to the opening 31 so as to conceal the outlet opening and closing unit 50 and the flushing water supply unit 60. Flush flush toilet.
The method of claim 1, wherein the nozzle 61
Water-saving flush toilet is installed on the bowl (11), characterized in that formed by forming an annular shape of the shape corresponding to the planar shape of the bowl (11) for the water to proceed to the inside.

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