JP2589549Y2 - Water supply mechanism - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water supply mechanism for supplying water to a sanitary washing device mounted on a Western flush toilet.

[0002]

2. Description of the Related Art In recent years, sanitary washing devices for jetting washing water toward a local portion of a person sitting on a toilet seat to perform local washing have been rapidly spread in order to keep a local portion after stool clean. I have. This sanitary washing device is usually placed on a Western-style flush toilet, but is removed from the flush toilet when cleaning the toilet itself.

[0003]

However, since the sanitary washing device is supplied with tap water or the like from a water supply pipe reaching the low tank, there are the following problems. In other words, when the sanitary washing device is removed, it is necessary to disconnect the pipe at a connection point in the pipe for supplying water, for example, at a connection point with the sanitary washing device, and to connect and restore the pipe when cleaning is completed, which is troublesome. For this reason, removal of the sanitary washing device has been hindered .

[0004] The present invention has been made to solve the above problems, and an object of the present invention is to provide a water supply mechanism capable of easily removing a sanitary washing device without disconnecting a pipe.

[0005]

In order to solve the above-mentioned problems, a means adopted in the present invention is to spray washing water toward a local part of a person who is placed on a Western-style flush toilet and sits on a toilet seat, and discharges the local part. the cleaning sanitary washing device for performing of a water supply pipe or we clean water leading to the toilet bowl to feed water to order, and a tube member having a water supply path leading to connected the device to the sanitary washing device, A branch tap provided in the water supply pipe and having a water supply channel branched from the water supply pipe, and a branch pipe that is piped between the branch plug and the pipe member and is connected to the two water supply flow paths. The branch pipe has a flexible hose that forms a conduit between the branch plug and the pipe member at least over a range that is a curved conduit, and the branch plug or the pipe member has At least one of the water supply passages follows a change in the pipeline of the branch pipe. That it is capable of changing the as its gist.

In this case, the connecting portion of the flexible hose to the branch tap and / or the pipe member is configured to be rotatable in the circumferential direction of the flow path .

[0007]

According to the present devise is a branch pipe disposed between the water supply pipe and the sanitary washing device reaches the flush toilet bowl, both ends of the branch pipe In the water supply pipe side and the water supply passage branched plug On the sanitary washing device side, it is connected to the water supply flow path of the pipe member . Therefore, from the water supply pipe, through the branch pipe thus piped, the sanitary washing device
Clean water is fed water.

Since the branch pipe is a flexible hose over a range where the pipe is a curved pipe, when the sanitary washing device is removed from the flush toilet, the flexible hose follows the movement thereof. Change the pipe line to be made. At this time, at least one of the branch taps or pipe members at both ends of the branch pipe follows the movement (change) of the pipe line of the branch pipe by changing the direction of the water supply flow path to which the branch pipe is connected. And change it. Therefore, the water supply mechanism of the present invention, together does not hinder the removal of the branch pipe at any sanitary washing apparatus while the pipe, also the pipe members of the branch pipe ends never place an excessive load on the corporation stop. On the other hand,
The flexible hose supplies water from the water supply pipe
Therefore, pressure resistance against water pressure is required. Yo
This flexible hose is somewhat rigid and strong
It will be. However, to some extent rigid and strong
Even if it is a flexible hose,
The water supply flow path follows the changes in the pipe line formed by the shibble hose.
The branch pipe and the branch tap
Or, it does not affect the sealing performance with the pipe member.

Further, even if a load in the torsion direction is applied to the branch pipe with the movement of the sanitary washing device, an excessive load is not applied because the flexible hose is fixed rotatably.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In order to further clarify the structure and operation of the present invention described above, a preferred embodiment of the present invention will be described below. FIG. 1 is an external view of a Western-style flush toilet (hereinafter referred to as a Western-style toilet) equipped with a sanitary washing device to which a water supply mechanism according to an embodiment of the present invention is applied.

As shown in FIG. 1, the sanitary washing device 20 comprises:
A main body 2 which is attached to the Western-style toilet 21 and accommodates a device for heating washing water or blowing out hot air and rotatably supports the toilet seat 28 with a shaft (not shown).
2. Washing nozzle 24 for jetting washing water to a local part of a person sitting on the toilet seat to perform local washing, operation panel 25 for performing operation
And an operation unit 26 having a washing water tank (not shown) built therein. When the sanitary washing device 20 is attached to the rear of the Western toilet 21 together with the main body 22, the toilet seat 28 and the lid 29 of the toilet open and close with respect to the Western toilet 21. The washing water tank incorporated in the operation unit 26 is separated into a tank for simply storing washing water and a tank having a heater for storing warm water, and water is supplied to both tanks. Water and hot water are supplied to the cleaning nozzle 24 from the two tanks at a predetermined flow ratio, and hot water having a temperature determined by the flow ratio and the like is jetted from the cleaning nozzle 24.

A water supply pipe 31 for supplying water to the low tank 30 branches from a water supply pipe 31 for supplying water to the low tank 30 to a branch pipe 32 between the low tank 30 for storing water to flow into the Western toilet 21 and the above-described sanitary washing device 20.
Is plumbed. This branch pipe 32 is a steel pipe 34 connected to a branch tap 33 provided in the middle of the water supply pipe 31.
And a flexible hose 36 connected to a pipe fitting 35 provided on the lower surface of the operation unit 26 of the sanitary washing device 20 is joined and fixed by a pipe joint. Therefore, in the sanitary washing device 20, more specifically, the above-mentioned washing water tank is supplied with water from the water supply pipe 31 through the branch tap 33, the branch pipe 32 and the pipe fitting 35.

As shown, the branch pipe 32 is provided with a branch plug 3.
3 hangs down from it and curves below it, and the sanitary washing device 20
And a flexible hose 36 forms a range of the pipeline that is a curved pipeline. The flexible hose 36 is a three-layer flexible hose in which an EPDM (ethylene-propylene-diene copolymer) hose is covered with a braided stainless steel wire and further covered with a resin such as vinyl chloride. is there. The flexible hose 36 has a pipe joint at one end for coupling to the pipe fitting 35 and a steel pipe 3 at the other end.
4 has a pipe joint for coupling.

As shown in FIG. 2, a branch pipe 32 branched from the water supply pipe 31 has a T-shaped branch pipe section 40 incorporated in the water supply pipe 31 and a rubber packing 41 interposed in the branch pipe section 40. A tip fitting 43 is fixed by a union nut 42 in a watertight manner, and an outer fitting 44 into which the tip fitting 43 is incorporated. A bottomed hole 46 communicating with the upstream flow path 45 of the branch pipe portion 40 is provided in the tip fitting 43 in the axial direction, and an outer communication hole 47 communicating with the bottomed hole 46 is formed on the outer periphery thereof. Is empty.

The outer fitting 44 has a hole 48 into which the tip of the tip fitting 43 can be fitted, and a hole 49 coaxial with the hole and into which the base of the tip fitting 43 can be fitted. A communication hole 50 communicating with the hole 49 is formed in the outer fitting 44. And, the O-ring 5
The tip fitting 43 is assembled in a watertight manner with the interposition of the first and second fittings 52, and an E-shaped ring 53 is attached to the tip of the tip fitting 43 protruding from the outer fitting 44. Further, a rubber packing 54 is interposed between the outer fitting 44 and the steel pipe 34 is watertightly fixed by a union nut 55 so as to communicate with the communication hole 50.

The branch plug 33 having the above configuration is provided with an outer metal fitting 44 movably in the axial direction of the tip metal fitting 43 over a range regulated by the union nut 42 and the E-shaped ring 53, and from the direction of arrow A in the figure. As shown in FIG. 3, which is a view as viewed from the direction of the arrow, the outer fitting 44 is provided rotatably about the tip fitting 43. Further, a water supply channel 56 reaching the steel pipe 34 is formed by the external communication hole 47 of the tip metal fitting 43 and the hole 49 and the communication hole 50 of the outer metal fitting 44, and water is supplied to the sanitary washing device 20 via the water supply channel 56. Is done.

As shown in FIG. 4, a communication hole 57 communicating with the flexible hose 36 is formed in the pipe fitting 35 provided on the lower surface of the operation unit 26, and the outer periphery of the communication hole 57 is provided at the end of the flexible hose 36. Fixing pin 59 of connection fitting 58
Is formed in the groove 60. Also, the pipe fitting 35
An O-ring 61 is attached to the tip of the. Also,
As shown in FIG. 5, the connection fitting 58 has a pair of holes 63 communicating from the outside with a fitting hole 62 into which the pipe fitting 35 is fitted.
A fixing pin 59 made of spring steel is incorporated in the holes 63 and 64.

The fixing pin 59, as shown in FIG. 5 (A), if a position away from the outer periphery of the fitting 58, projects into the fitting hole 62 a part thereof from the hole 63, 64, 5
As shown in (B), if it is located at a position in contact with the outer periphery of the connection fitting 58, it is deformed so as to be retracted into the holes 63 and 64. Therefore, when the connection fitting 58 is attached to the pipe fitting 35 with the fixing pin 59 retracted into the holes 63 and 64 and the fixing pin 59 is separated from the connection fitting 58, the fixing pin 59 is inserted into the groove 60 on the outer circumference of the pipe fitting 35. The pipe fitting 35 and the flexible hose 36 are connected. Here, since the groove 60 is provided over the entire outer periphery of the pipe fitting 35, the flexible hose 36 connected in this manner has the fixing pin 59 inserted into the groove 60. To be rotatable with respect to.

Next, how the sanitary washing device 20 is detached from the Western toilet 21 will be described with reference to FIG.
As shown in the figure, the sanitary washing device 20 is slid or slightly lifted along the upper surface of the Western style toilet 21 from a predetermined position at the rear part of the Western style toilet 21 and is moved to the outline arrow B in the figure. Prior to this movement, the steel pipe 34 of the branch pipe 32 hangs straight down from the branch tap 33 and the flexible hose 36.
Is curved in a U-shape to reach the sanitary washing device 20. However, when the sanitary washing device 20 moves as described above,
The flexible hose 36 is pulled forward on the side of the pipe fitting 35, and changes its pipe line so that the degree of the U-shaped opening is widened. At this time, the lower end of the steel pipe 34, that is, the joint end with the flexible hose 36 is also connected to the flexible hose 36.
They are pulled together to change the pipe line, but the branch plug 3
3 rotates the outer fitting 44 as shown in FIG.

Therefore, the water supply channel 56 in the branch tap 33
Changes its direction following a change in the pipe line of the branch pipe 32 composed of the steel pipe 34 and the flexible hose 36. For this reason, in the water supply mechanism of the present embodiment, even if the branch pipe 32 is connected between the water supply pipe 31 and the sanitary washing device 20, the removal of the sanitary washing device 20 does not hinder. In addition, since the outer fitting 44 of the branch tap 33 rotates to change the direction of the water supply channel 56, the branch tap 33
No water is leaked at the branch tap 33 because the load is not applied to the branch tap 33. As a result, according to the water supply mechanism of the present embodiment,
Since the sanitary washing device 20 may be simply removed from the Western-style toilet 21, the sanitary washing device 20 can be easily removed without disconnecting the pipe connection of the branch pipe 32.

In addition, a pipe fitting 35 on the sanitary washing device 20 side.
, The flexible hose 36 is rotatable with respect to the pipe fitting 35. For this reason, flexible hose 3
Even if the torsion occurs in 6 due to the movement of the sanitary washing device 20, the torsion does not remain in the flexible hose 36, and the fitting 35 does not loosen or leak.

In this embodiment, since the branch pipe 33 side of the branch pipe 32 is constituted by the steel pipe 34, the branch pipe 32
Can be adjusted by cutting the steel pipe 34. Therefore, according to the water supply mechanism of the present embodiment, a single or a small number of types of branch pipes 32 can be manufactured and the total length thereof can be adjusted on site to install the sanitary washing device 20. Installation man-hours and manufacturing costs can be reduced. In addition, there is no need to adjust the overall length and provide the branch pipe 32 with extra slack, so that the appearance around the sanitary washing device 20 can be improved.

Further, in the present embodiment, the branch pipe 32 has a braided braid made of a thin stainless wire, and its surface is coated with a resin such as vinyl chloride. Therefore, according to the branch pipe 32, the durability can be improved, and the branch pipe 32 itself can be easily cleaned. In addition, by making the resin a color that is in harmony with the color tone in the toilet room, it is possible to eliminate uncomfortable feeling.

The embodiment of the present invention has been described above.
The present invention is not limited to such embodiments at all, and it goes without saying that the present invention can be implemented in various modes without departing from the gist of the present invention. For example, in the above embodiment, the branch pipe 32 is formed by joining the steel pipe 34 and the flexible hose 36, but the branch pipe 32 may be a flexible hose 36 over its entire length.
Further, the pipe fitting 35 on the side of the sanitary washing device 20 can be configured such that the direction of the water supply flow path can be changed similarly to the branch plug 33 on the side of the water supply pipe 31. Furthermore, the branch tap 33 is configured such that the direction of the water supply flow path 56 in the branch tap 33 is changed by the rotation of the outer fitting 44, but a pipe joint having a high degree of freedom in changing the direction of the flow path, for example, a spherical joint inside. A ball joint type ball pipe joint which has a slip surface and enables angular displacement in the direction of the flow path can also be employed. Further, in the flexible hose 36, or only the hose made of EDPM, Ru can also be a hose which is formed in a coil shape.

[0025]

In this devised as has been described above devised], even while the pipe branch pipes between the feed pipe and the sanitary washing device leading to the low tank, does not hinder the removal of the sanitary washing device . Further, the water supply mechanism of the present invention, the branch pipe ends of the tube member or not applying an excessive load to the corporation stop, does not cause water leakage. Therefore, according to the water supply mechanism of the present invention, the sanitary washing device can be simply removed from the flush toilet, so that the sanitary washing device can be easily removed without disconnecting the piping . In addition, the following advantages
is there. Flexiv for water supply from the water pipe
Pressure hoses are required to withstand water pressure.
Make flexible hoses somewhat rigid and strong
Not get. However, this kind of rigid and strong
Even if it is a flexible hose, the flexible hose
It is necessary to change the direction of the water supply flow path according to changes in the pipeline.
To reduce the sealing performance between the branch pipe and the branch plug or pipe member.
The connection between the branch pipe and the branch tap or pipe member
Does not cause water leakage.

Further, according to the water supply mechanism of the present invention, even if a twist is generated due to the movement of the sanitary washing device, the twist is not left in the flexible hose, and the pipe is not removed.
Ru it is possible to avoid the loosening of the member and the water leakage and the like.

[Brief description of the drawings]

FIG. 1 is an external view of a Western toilet with a sanitary washing device to which a water supply mechanism according to an embodiment of the present invention is applied.

FIG. 2 is a side view showing the branch tap 33 partially broken away.

FIG. 3 is a view in the direction of arrow A in FIG. 3;

FIG. 4 is an explanatory diagram illustrating a state of connection between a pipe fitting 35 and a flexible hose 36.

FIG. 5 is an explanatory diagram for explaining a state in which a connection fitting 58 is attached to the pipe fitting 35.

FIG. 6 is an explanatory view for explaining a state of removing the sanitary washing device 20 from the Western-style toilet 21.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 20 ... Sanitary washing apparatus 21 ... Western-style toilet 22 ... Main body 24 ... Cleaning nozzle 25 ... Operation panel 26 ... Operation part 28 ... Toilet seat 30 ... Low tank 31 ... Water supply pipe 32 ... Branch pipe 33 ... Branch plug 34 ... Steel pipe 35 ... Pipe fitting 36 ... Flexible hose 40 ... Branch pipe 43 ... Tip fitting 44 ... Outer fitting 45 ... Upstream flow path 46 ... Bottomed hole 47 ... External communication hole 50 ... Communication hole 56 ... Water supply flow path 58 ... Connection fitting

Continuation of front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E03D 9/00-9/16

Claims (3)

(57) [Scope of request for utility model registration] 1. A sanitary cleaning apparatus for cleaning the該局unit wash water is injected toward the local people sitting on the toilet seat is placed on the Western-style flush toilet bowl, a water supply pipe or found leading to the flush toilet bowl Clean water
A water supply mechanism for supplying water, branch plug having a tubular member having a water supply path leading to connected the device to the sanitary washing device, the water supply channel branched from the water supply pipe provided in said water supply pipe And a branch pipe that is piped between the branch tap and the pipe member and that is connected to the two water supply flow paths. The branch pipe is provided between the branch tap and the pipe member . The pipe is formed by a flexible hose at least over a range that becomes a curved pipe, and at least one of the branch tap and the pipe member follows the change of the pipe of the branch pipe so that the water supply flow A water supply mechanism configured to be able to change the direction of a road. 2. The water supply mechanism according to claim 1, wherein a connection portion of the flexible hose with the branch tap and / or the pipe member is configured to be rotatable in a circumferential direction of the flow path. 3. A sanitary washing equipment for cleaning of該局unit wash water is injected toward the local people sitting in placed on the toilet seat to the flush toilet bowl of Western water supply leading to the flush toilet bowl To supply water from the pipe,
A tube member having a water supply channel leading to the connection before Symbol sanitary washing apparatus the apparatus, branching from the water supply pipe provided in said water supply pipe
Tap having a water supply flow path formed therein, the tap and the pipe member
And is connected to the two water supply passages.
A branch pipe, and the branch pipe is formed with a flexible hose at least over a range between the branch tap and the pipe member to be a curved pipe, and the branch tap or At least one of the tube members is
Change the direction of the water supply flow path following the change in the pipeline of the manifold
Capable sanitary washing device characterized that you are configured.