JPH07216965A - Sanitary flushing device - Google Patents

Abstract

PURPOSE:To securely connect a drain hose and drain the excess water into a toilet seat body without trouble. CONSTITUTION:In a sanitary flushing device provided with a washing nozzle to clean washing parts in one's body by the flushing water and a drain structure of excessively supplied water to discharge the excess water supplied into the device body, into the toilet seat body, the front end of a drain hose 4 discharging the excess water is connected to a drain part 5 installed in the device body 2 and the drain part 5 is constituted of a case provided with a connection part 7 to which the drain hose 4 is joined at one end thereof and a drain outlet 8 opened to the toilet seat body 3 at the other end thereof. A projection 32 is protruded from the inner wall of the case 9 opened upward at the upper face between the connection part 7 and the drain outlet 8. The projection 32 is positioned to contact the outer peripheral face of the front of the drain hose 4 and a dripping clearance 40 is formed between the outer peripheral face of the drain hose 4 and the inner wall face of the case 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sanitary washing device provided with a washing nozzle for washing a washing portion of a human body with discharged washing water.

[0002]

2. Description of the Related Art Conventionally, in a sanitary washing apparatus provided with a washing nozzle for washing a washing portion of a human body with discharged washing water, water supply to the apparatus body is roughly classified into a tank installed close to the toilet body. There is a pump water supply method of supplying the stored water by a pump and a water supply direct connection method of supplying water via a water supply pipe directly connected to the water supply pipe. In the latter method of directly connecting to the water supply, the water supply method restricts the amount of water supply in the water supply pipe, and the apparatus main body is supplied with water in excess of the amount used for cleaning. For this reason, the sanitary washing device installed by adopting the direct water supply system is provided with a waste water discharge device that discharges excess supplied excess water into the toilet body as waste water. As shown in FIG. 19 and FIG. 20, this conventional waste water discharger has a tip of a waste water hose 4 connected to a case 9 as a waste part 5, and the waste water flowing into the case 9 is in the case 9. The structure is such that it flows along the bottom surface and the inner wall surface and is discharged into the main body of the toilet through the drain port 8 provided at the front end. Here, since the case 9 as the drainage part 5 has a shape in which the drainage port 8 opening downward is formed at the other end while forming the gate-shaped connection part 7 at one end, the molding die 50 is formed. The upper mold 51 and the lower mold 52 as shown in FIG. 21 are formed as shown in FIG. The waste water discharged from the water hose 4 into the case 9 flows along the bottom plate and the inner wall surface of the case 9 toward the waste water outlet 8.

[0003]

However, in the conventional example as described above, the outer peripheral surface of the tip portion of the drainage hose 4 which is inserted and connected to the drainage portion 5 has a case as shown in FIG. 9 is closely attached to the inner wall surface of the wastewater hose 9, and most of the wastewater discharged from the wastewater hose 4 flows along the inner wall surface immediately after being discharged from the wastewater hose 4 into the case 9, so When the flow rate becomes large, there is a problem that the waste water flows over the wall surface and flows into the inside of the apparatus main body 2 through the upper opening of the case 9 as shown by the arrow in the figure.

The present invention is intended to solve the above problems, and an object of the present invention is to provide a sanitary washing device capable of draining excess water supply into the toilet body without any problem.

[0005]

In order to achieve the above object, in the invention of claim 1, the cleaning nozzle 1 for cleaning the cleaning portion of the human body by the cleaning water discharged and the water supply supplied to the apparatus main body 2. In the sanitary washing device provided with a surplus water drainage structure for draining surplus water supply into the toilet body 3, the tip of the waste water hose 4 for draining surplus water is provided in the device body 2 5, the drainage part 5 is provided with a connection part 7 to which the drainage hose 4 is connected at one end, and a drainage port 8 opening into the toilet body 3 at the other end. Then, between the connecting portion 7 and the drainage port 8, a protrusion 32 is provided so as to project inward from the inner wall of the case 9 whose upper surface is open upward, and the protrusion 32 is attached to the tip of the drainage hose 4. Between the outer peripheral surface of the drainage hose 4 and the inner wall surface of the case 9 by contacting the outer peripheral surface of the It is characterized in that the formation of the draining for gap 40.

According to a second aspect of the present invention, in the first aspect of the present invention, a pair of holding projections 33 are provided so as to project from the inner wall surface of the connecting portion 7 into which the tip of the drainage hose 4 is inserted and connected. The waste water hose 4 by contacting the outer peripheral surface of the waste water hose 4
It is characterized by sandwiching and fixing.

[0007]

According to the first aspect of the present invention, the draining gap 40 is formed between the outer peripheral surface of the tip of the drainage hose 4 which is inserted and connected to the connecting portion 7 by the protrusion 32 and the inner wall surface of the case 9. By doing so, it becomes difficult for the wastewater discharged from the wastewater hose 4 to reach the inner wall surface of the case 9 immediately after the water is discharged, and even if a large amount of wastewater is discharged, the wastewater will pass over the inner wall surface of the case 9 and the case 9 Can be prevented from flowing out.

According to the second aspect of the invention, the drain hose 4 inserted into the connecting portion 7 can be reliably connected to the case 9 without coming off.

[0009]

The present invention will be described below in detail based on the illustrated embodiments. The sanitary washing device of the present invention is roughly classified into a toilet seat 13, a toilet lid 14, and a toilet lid 14, as shown in FIGS.
The main body is configured by the device body 2, and the device body 2
Is equipped with a cleaning nozzle 1 for cleaning a cleaning portion of a human body with the discharged cleaning water. In this sanitary washing device, the water used for the washing water discharged from the washing nozzle 1 is supplied from the water pipe to the device body 2.
Water supply to the apparatus main body 2 is performed by the water supply direct connection method described in the above conventional example.

Toilet seat 1 as shown in FIGS.
A heater 15 is provided inside the toilet seat 3,
3 is a toilet seat with heating function. The apparatus main body 2 installed on the back of the toilet seat 13 includes a first storage portion 16 arranged on the back of the toilet seat 13 and a second storage portion 17 arranged on the side of the toilet seat 13 in a plan view. The tank 18 is formed in a substantially L shape, and a tank 18 is accommodated in the second accommodating portion 17. Reference numeral 19 is a heater housed and arranged in the tank 18, and 20 is a tank 18 heated by the heater 19.
It is a temperature sensor that detects the temperature of the hot water inside. An operation unit 21 for operating various devices installed in the device main body 2 is provided on the upper surface of the second storage unit 17 so as to wash a washed portion of a human body and dry the washed portion after washing. Has been.

The first storage portion 16 is composed of a lower case 22 and an upper case 23, and a pair of cleaning nozzles 1 is installed in the center of the inside. One of the cleaning nozzles 1 is for bidet, and the other is for bottom. Reference numeral 24 denotes a warm air fan, which is capable of drying the cleaned portion after cleaning by discharging warm air from the warm air discharge port 26 through the warm air duct 25.
Reference numeral 27 denotes a pump for sending hot water in the tank 18 to the cleaning nozzle 1, which is connected to a valve body 28 connected to a water pipe. The valve body 28 and the pump 27 are connected by a water supply pipe 29, but the drainage hose 4 is led out from the valve body 28 in the vicinity of the lead-out portion of the water supply pipe 29. The tip of the drain hose 4 is connected to the drain portion 5 provided in the lower case 22.

As shown in FIGS. 1 to 3, the drainage part 5 is provided with a connection part 7 to which the drainage hose 4 is connected at one end, and the drainage port which is opened at the other end toward the inside of the toilet body 3. The main body is constituted by a case 9 provided with 8. As described in the conventional example, the case 9 has a shape in which the gate-shaped connecting portion 7 is formed at one end and the drain port 8 that opens downward is formed at the other end, so that the molding die Reference numeral 50 is formed as shown in FIG. 21, and in consideration of the mold release property of the case 9 from the molding die 50, an upper surface portion a between the both ends is formed.
Is open. The connection portion 7 provided at one end of the case 9 is composed of a pair of gate-shaped holding pieces 30 and is connected by inserting the tip of the drainage hose 4 into the holding piece 30. . Case 9
A projection 32 is provided so as to project inward from the inner wall surface of the. The projection 32 is adapted to come into contact with the outer peripheral surface of the tip of the drainage hose 4 inserted in the connection portion 7.
As shown in FIG. 4, when the outer surface of the waste water hose 4 is abutted, the inner wall surface of the case 9 and the outer peripheral surface of the tip of the waste water hose 4 are separated from each other. A draining gap 4 is provided between the outer peripheral surface of the tip portion and the inner wall surface of the case 9.
0 is formed, and the drainage gap 40 prevents the drainage water discharged from the drainage hose 4 from reaching the inner wall surface of the case 9 as soon as possible immediately after the water discharge. Further, as shown in FIG. 2, a pair of holding projections 33 are provided so as to face each other from the inner wall surface of the case 9 in the vicinity of the projecting body 32, and the holding projections 33 insert into the connecting portion 7. Hold the outer surface of the drainage hose 4
It is designed to be held so that it cannot be pulled out.

The holding projections 33 include those shown in FIGS. 4 to 6 and those shown in FIGS. 7 to 9. In the embodiment shown in FIGS. 4 to 6, hemispherical projections are provided so as to face each other from the inner wall surfaces on both lower sides of the holding piece 30 located on the drain port 8 side,
As shown in FIG. 6, the drainage hose 4 is clamped by the holding projections 33, so that the drainage hose 4 can be reliably connected to the connection portion 7. Further, in the case shown in FIGS. 7 to 9, the drain port 8
It is provided in a substantially triangular shape so as to face each other from inner wall surfaces on both sides of the lower side of the holding piece 30 located on the side. In the holding projection 33, the surface on the side of the drainage port 8 is configured to be substantially orthogonal to the outer surface of the drainage hose 4 into which the drainage port 8 is inserted.
Further, the surface of the waste water hose 4 on the insertion direction side is slightly inclined. That is, when the drainage hose 4 is inserted, the drainage hose 4 can be easily inserted by the gently inclined surface 34 without any time and effort, and when the drainage hose 4 is held by the holding projections 33, the holding projections 33 are held. The top portion 35 of the drainage hose bites into the outer peripheral surface of the drainage hose 4 so that the drainage hose 4 does not easily move in the pulling-out direction, so that the drainage hose 4 can be securely held and pinched. There is.

Although the water is supplied from the cleaning nozzle 1 to the tank 18 through the valve body 28 in accordance with the discharge of the cleaning water, the excess water is drained from the tank 18 simultaneously with the water supply to the tank 18. 4 is sent to 4, and the drainage hose 4
The waste water, which is the surplus water supplied to, is discharged into the waste water portion 5, and the waste water is discharged into the case 9 as the waste water portion 5.
Although the waste water is discharged from the tip of the waste water hose 4 into the case 9, the outer peripheral surface of the tip of the waste water hose 4 inserted into the connecting portion 7 by the projection 32 and the inner wall surface of the case 9 are connected. Since the drainage gap 40 is formed between the drainage hose 4 and the drainage hose 4, it becomes difficult for the drainage water discharged from the drainage hose 4 to reach the inner wall surface of the case 9 immediately after the discharge, and even if a large amount of drainage water is discharged, The water does not flow over the inner wall surface of the case 9 and flows out of the case 9, and flows into the drain port 8 and is drained into the toilet body 3 from the drain port 8.

[0015]

According to the invention of claim 1, the cleaning nozzle for cleaning the cleaning portion of the human body by the discharged cleaning water and the surplus water supply for discharging the surplus water supply from the water supply to the apparatus body into the toilet body. In a sanitary washing device equipped with a water structure,
Connect the tip of the drainage hose for draining the excess water supply to the drainage part provided in the main body of the device, and provide the drainage hose at one end with the connection part to which the drainage hose is connected, and at the other end It consists of a case with a drain port that opens inside the toilet bowl,
Between the connection part and the drainage port, project a protrusion inward from the inner wall of the case with the upper surface opened upward, and contact this protrusion with the outer peripheral surface of the tip of the drainage hose. Since a draining gap is formed between the outer peripheral surface of the water hose and the inner wall surface of the case, there is a gap between the outer peripheral surface of the tip of the waste water hose that is inserted into the connection part by the protrusion and the inner wall surface of the case. A drainage gap is formed between them.The drainage gap makes it difficult for the drainage water discharged from the drainage hose to reach the inner wall surface of the case immediately after the drainage, and even if a large amount of drainage water is discharged It is possible to prevent the water from flowing over the wall surface and flowing out of the case.

According to a second aspect of the present invention, a pair of holding projections are provided so as to project from the inner wall surface of the connection portion into which the tip of the drainage hose is inserted and connected, and each holding projection is brought into contact with the outer peripheral surface of the drainage hose. Since the drainage hose is clamped and fixed, in addition to the effect of claim 1, the drainage hose can be reliably connected to the case without coming off the drainage hose that is inserted into the connection portion and connected.

[Brief description of drawings]

FIG. 1 is a partial plan view showing an embodiment of the present invention.

FIG. 2 is a front view of FIG. 1 viewed from the arrow A direction.

FIG. 3 is a partial sectional view of the above.

FIG. 4 is a partial plan view showing an example of a holding projection according to the present invention.

FIG. 5 is a partial bottom view of the above.

FIG. 6 is an enlarged view of part A in FIG.

FIG. 7 is a partial plan view showing another embodiment of the holding projection according to the present invention.

FIG. 8 is a partial bottom view of the above.

9 is an enlarged view of a part B in FIG.

FIG. 10 is a perspective view of the present invention.

FIG. 11 is a plan view of the above.

FIG. 12 is a left side view of FIG. 11.

13 is a right side view of FIG.

FIG. 14 is a front view of FIG. 11.

FIG. 15 is a partially omitted plan sectional view showing an internal configuration.

16 is a left side cross-sectional view of FIG.

FIG. 17 is a right side sectional view of FIG. 15.

18 is a front sectional view of FIG.

FIG. 19 is a partial plan view of a conventional example.

20 is a front view of FIG. 19 seen from the direction of arrow B. FIG.

FIG. 21 is a partial cross-sectional view showing the shape of a molding die.

[Explanation of symbols]

 1 Cleaning Nozzle 2 Device Main Body 3 Toilet Main Body 4 Waste Water Hose 5 Water Disposal Part 7 Connection Part 8 Water Discharge Port 9 Case 32 Protrusion 33 Retaining Protrusion 40 Gap for Draining

Claims (2)

[Claims] 1. A sanitary cleaning device comprising a cleaning nozzle for cleaning a cleaning portion of a human body with discharged cleaning water, and a surplus water drainage structure for draining surplus water of the water supplied to the apparatus body into the toilet body. In the device, the tip of the drain hose for draining the excess water supply is connected to the drain part provided in the main body of the device, and the drain part is provided with a connection part to which the drain hose is connected at one end. It is composed of a case with a drain port that opens into the toilet body at the other end, and the projection protrudes inward from the inner wall of the case where the upper surface opens upward between the connection part and the drain port. The sanitary washing is characterized in that the projection is brought into contact with the outer peripheral surface of the tip of the waste water hose to form a draining gap between the outer peripheral surface of the waste water hose and the inner wall surface of the case. apparatus. 2. A pair of holding projections project from an inner wall surface of a connecting portion into which the tip of the drainage hose is inserted and connected, and each holding projection is brought into contact with an outer peripheral surface of the drainage hose to sandwich the drainage hose. The sanitary washing device according to claim 1, wherein the sanitary washing device is fixed.