JP2013028902A - Warm water washing toilet seat device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a warm water washing toilet seat device capable of washing entirely from a nozzle tip face including the reverse side of a shutter and a jetting port periphery to the tip of a base plate, and preventing a portion in which a nozzle of the base plate is stored from being stained by foul water scattered during the washing.SOLUTION: A warm water washing toilet seat device 1 includes: nozzles 20, 21 having respectively jetting ports 22, 23 jetting wash water to a human body private part; a water supply source 6 for supplying wash water to the nozzles 20, 21; a shutter 30 opened/closed together with the forward/backward movement of the nozzles 20, 21; a base plate 40 installing the nozzles 20, 21; and driving means for making the nozzles 20, 21 installed on the base plate 40 move forward/backward. A return part 32 for bounding wash water jetting from the jetting ports 22, 23 toward the nozzle side is provided on the shutter 30, and washing of the jetting ports 22, 23 is performed at a position where wash water from the jetting ports 22, 23 hits against the return part 32, with the nozzles being moved forward.

Description

  The present invention relates to a warm water cleaning toilet seat device having a nozzle.

  The hot water toilet seat device 60 of FIG. 5 of the prior art includes a nozzle 63 having a jet port 62 for jetting cleaning water toward a local part of the human body at a distal end portion 61. The nozzle 63 is installed so as to be able to advance and retreat, and includes a base plate 64 that accommodates the nozzle 63, and a distal end portion 65 of the base plate 64 is provided with a shutter 66 for shielding splashes of urine and scattered sewage. The shutter 66 has a structure that opens and closes as the nozzle 63 advances and retreats. The nozzle 63 is cleaned by cleaning water 68 that is jetted from the cleaning water passage 67 toward the nozzle 63. When the nozzle 63 is cleaned, the nozzle 63 is accommodated in the base plate 64 and the shutter 66 is opened (see, for example, Patent Document 1).

JP 2008-240403 A

  However, in the warm water cleaning toilet seat device 60 of Patent Document 1, when the nozzle 63 is cleaned, dirty water scatters on the back side (nozzle side) of the shutter 66 and the portion of the base plate 64 in which the nozzle 63 is accommodated. There is a problem that the cleaning water 68 for cleaning from the water passage 67 cannot be cleaned.

  The present invention has been made in view of the above problems, and provides a warm water cleaning toilet seat device capable of cleaning the back side of the shutter and preventing the base plate nozzles from being soiled in the warm water cleaning toilet seat device. For the purpose.

  According to a first aspect of the present invention, there is provided a nozzle having a nozzle for ejecting cleaning water toward a human body part, a water supply source for supplying cleaning water to the nozzle, and a shutter that opens and closes as the nozzle advances and retreats. And a warm water cleaning toilet seat device comprising: a base plate on which the nozzle is installed; and a driving means for moving the nozzle installed on the base plate forward and backward, wherein the washing water ejected from the jet port is supplied to the shutter. A return part that bounces back toward the nozzle side is provided, and the nozzle is washed back by the return part at a position where the shutter is opened and the cleaning water from the jet nozzle advances from the base plate where it hits the return part. It is washed with water.

  In the second problem-solving means of the present invention, the return portion has a curved shape that guides cleaning water ejected from the ejection port to the ejection port of the nozzle.

  According to a third problem solving means of the present invention, the shutter rotates as the nozzle advances and retreats, and the shutter can be freely opened and closed.

  According to a fourth problem-solving means of the present invention, the base plate includes a shielding plate provided at a tip of the base plate on which the shutter is disposed, and the shielding plate receives the washing water from the return portion. It prevents entry into the base plate.

  In the warm water washing toilet seat device of the present invention, the shutter is provided with a return portion for splashing the washing water ejected from the nozzle outlet toward the nozzle side. The nozzle is cleaned by the cleaning water bounced back to the return portion at the position where the shutter is opened and the cleaning water from the outlet advances from the base plate hitting the return portion. It is possible to clean the entire area from the nozzle tip surface including the periphery to the tip of the base plate, and it is possible to prevent the dirty water from being scattered and contaminated in the portion of the base plate where the nozzles are accommodated.

  In addition, the return portion has a curved shape that guides the washing water ejected from the ejection port to the nozzle ejection port, so that the washing water bounces smoothly, and the sewage does not scatter and can efficiently wash the ejection port. it can.

  In addition, since the shutter opens and closes by rotating with the advance and retreat of the nozzle, the open / close state can be arbitrarily set by the advance and retreat of the nozzle, so that the rebound direction of the washing water can be finely adjusted, and the back side of the shutter and the outlet are It can be cleaned efficiently.

  Further, by providing the shielding plate, it is possible to prevent the splash of cleaning water from entering the base plate.

The top view of the warm water washing toilet seat apparatus in embodiment of this invention The perspective view of the periphery part of the buttocks washing nozzle and the bidet washing nozzle in the embodiment of the present invention Explanatory drawing of the state which accommodated the buttocks washing nozzle in embodiment of this invention in the baseplate Explanatory drawing of the state which advances the buttocks washing nozzle in the embodiment of the present invention in the toilet, and is flushing the washing water from the buttocks washing nozzle outlet Explanatory drawing of the state where the butt washing nozzle is washed with the conventional butt washing nozzle stored in the base plate

  The warm water washing toilet seat apparatus 1 by embodiment of this invention is demonstrated below.

FIG. 1 is a plan view of a warm water washing toilet seat device 1 according to the present embodiment. The warm water cleaning toilet seat device 1 includes a toilet 2, a toilet seat 3, a toilet lid 4, a case 5 fixed to the rear upper surface of the toilet 2, a cleaning water supply source 6, a hot water tank 10, and a butt cleaning for jetting cleaning water. A nozzle 20 and a bidet cleaning nozzle 21 are provided. And it is the state which advanced the buttocks washing nozzle 20 and the bidet washing nozzle 21 in the toilet bowl. The water supply source 6 is connected to an electromagnetic valve 8 through a hose 7, and the electromagnetic valve 8 is connected to a hot water tank 10 through a hose 9. That is, the solenoid valve 8 is interposed between the water supply source 6 and the hot water tank 10. Moreover, the operation part 11 with the switch (not shown) which performs selection of washing water, the command of ejection, etc. is provided. Further, the hot water tank 10 has a case 9
Placed inside. The water in the hot water tank 10 is heated by a heater (not shown).

  FIG. 2 is a perspective view of the periphery of the buttocks cleaning nozzle 20 and the bidet cleaning nozzle 21 in the present embodiment. The butt washing nozzle 20 and the bidet washing nozzle 21 are configured to advance and retreat on the nozzle guide base 41, and the butt washing nozzle 20 and the bidet washing nozzle 21 are not advanced into the toilet bowl 2 and are accommodated in the base plate 40. It is the state made to do. The butt cleaning nozzle 20 and the bidet cleaning nozzle 21 are located on the same plane as the shielding plate 43 (see FIG. 3) or on the inner rear side. A shutter 30 is provided at the front end of the hip cleaning nozzle 20 and the bidet cleaning nozzle 21, and the shutter 30 is attached to be freely opened and closed by a hinge 31 and an arm (not shown). A base plate 40 on which the butt washing nozzle 20 and the bidet washing nozzle 21 are installed is provided, and the base plate 40 is installed by a drive motor 50 (drive means), a gear (not shown), and a rack 24 (see FIG. 3) so as to freely advance and retract. ing. The butt cleaning nozzle 20 and the bidet cleaning nozzle 21 are provided with a butt cleaning nozzle outlet 22 and a bidet cleaning nozzle outlet 23 for jetting cleaning water.

  FIG. 3 is an explanatory diagram of a state in which the buttocks cleaning nozzle 20 according to the present embodiment is accommodated in the base plate 40. The butt cleaning nozzle 20 is housed in the base plate 40, and a rack 24 is formed below the butt cleaning nozzle 20. The rack 24 engages with a gear (not shown). The rack 24 advances and retracts the buttocks cleaning nozzle 20 by receiving power from the gear. Further, the buttocks washing nozzle 20 is in a housed state where it has not advanced into the toilet bowl 2. The buttocks cleaning nozzle jet port 22 is located behind the closed shutter 30. The shutter 30 is biased in the closing direction by a spring (not shown). The shielding plate 43 is located behind the buttocks cleaning nozzle jet port 22 behind the shutter 30.

  FIG. 4 is an explanatory diagram of a state in which the buttocks cleaning nozzle 20 in the present embodiment is advanced into the toilet bowl 2 and cleaning water is ejected from the buttocks cleaning nozzle outlet 22. On the back side of the shutter 30, a return portion 32 is formed at a position on the hinge 31 side, and a projection 33 is provided in the opposite direction to the hinge 31 side. Further, the buttocks cleaning nozzle outlet 22 is located in front of the return portion 32.

A slope 25 is provided at the top of the tip of the butt cleaning nozzle 20. When the butt cleaning nozzle 20 moves forward, the inclined surface 25 of the butt cleaning nozzle 20 and the protrusion 33 of the shutter 30 come into contact with each other, thereby pushing up the shutter 30 in the opening direction, so that the shutter 30 is changed from the closed state to the half-open state (open). To. By the above method, the buttocks cleaning nozzle outlet 22 and the return portion 32 can be adjusted to a desired positional relationship. Therefore, the wash water ejected from the buttocks cleaning nozzle spout 22 rebounds on the back side of the shutter 30, and the bounced wash water may apply a sufficient amount to wash the periphery of the buttocks cleaning nozzle spout 22. In addition, it is possible to suppress the washing water ejected from the buttocks washing nozzle outlet 22 from being scattered outside (front part) of the shutter 30. In addition, since the slope 25 is provided at the upper end of the buttocks cleaning nozzle 20, the nozzle tip surface 26 of the buttocks cleaning nozzle 20 can be easily cleaned. Note that the protrusion 33 provided on the shutter 30 and the slope 25 provided on the upper end of the tip cleaning nozzle 20 are not limited to these shapes. The return portion 32 has a curved shape so that the cleaning water rebounds to the buttocks cleaning nozzle jet 22 and the front end of the base plate 40. A substantially triangular space is provided between the butt cleaning nozzle outlet 22 and the shutter 30. In addition, a shielding plate 43 is provided at the base plate tip 42 where the shutter 30 is disposed to prevent the splash of cleaning water directed toward the shutter 30 from entering the inside of the base plate 40.

The shielding plate 43 is formed integrally with the base plate 40 so as to be perpendicular to the forward / backward direction of the buttocks cleaning nozzle 20. The shielding plate 43 is formed integrally with the base plate 40 so as to be perpendicular to the advancing and retreating direction of the buttocks cleaning nozzle 20. However, the shielding plate 43 is not limited to being perpendicular to the advancing / retreating direction of the buttocks cleaning nozzle 20.

  Next, the operation (operation) of the warm water flush toilet seat 1 according to the embodiment of the present invention will be described.

  When the switch of the operation unit 11 is operated, the electromagnetic valve 8 is opened by the control circuit 12 and the cleaning water is introduced into the hot water tank 10 from the water supply source 6. The washing water heated in the hot water tank 10 is guided to the butt washing nozzle 20 via a switching valve (not shown). Then, the butt washing nozzle 20 advances from the base plate 40 into the toilet bowl 2 to come into contact with the shutter 30 and pushes up the shutter 30 to be held in a half-open state. Washing water is ejected from the butt washing nozzle outlet 22 toward the return portion 32 on the back side of the shutter 30 while being held in this half-open state.

The jetted cleaning water flows along the curved shape of the return portion 32, and a part of the cleaning water flows from the return portion 32 on the back side of the shutter 30 to the projection 33 direction of the shutter 30, The entire back side of the shutter 30 can be cleaned. Further, a part of the jetted washing water bounces back toward the periphery of the buttocks cleaning nozzle spout 22 and cleans the whole from the nozzle tip surface 26 including the periphery of the buttocks cleaning nozzle spout 22 to the base plate tip 42, 2 flows down. The cleaning of the bidet cleaning nozzle 21 is the same as that of the butt cleaning nozzle 20 described above.

  Below, the effect of the warm water washing toilet seat apparatus 1 by embodiment of this invention is demonstrated.

  In the warm water washing toilet seat device 1 of the present invention, the shutter 30 is provided with a return portion 32 for splashing the washing water ejected from the butt washing nozzle outlet 22 toward the butt washing nozzle 20 side. The butt washing nozzle 20 is washed with the washing water bounced back to the return portion 32 at a position where the shutter 30 is opened and the washing water from the butt washing nozzle outlet 22 advances from the base plate 40 where the return portion 32 hits. Is done. Therefore, the washing water from the jet nozzles 22 and 23 can be applied to the return portion 32, the back side of the shutter 30 can be washed, and the dirty water is scattered and dirty in the portion of the base plate 40 in which the nozzles are accommodated. Can be prevented. Furthermore, the base plate tip 42 can be cleaned.

  Further, the return portion 32 has a curved shape that guides the cleaning water ejected from the buttocks cleaning nozzle jet port 22 to the buttocks cleaning nozzle jet port 22 of the buttocks cleaning nozzle 20, so that the cleaning water rebounds smoothly. , Sewage does not scatter. And the buttocks washing nozzle jet nozzle 22 can be washed efficiently.

  Moreover, since the open / closed state of the shutter 30 can be arbitrarily set, the rebound direction of the washing water can be finely adjusted, and the back side of the shutter 30 and the ejection ports 22 and 23 can be efficiently washed.

  In addition, the shielding plate 43 provided in the base plate 40 can prevent the cleaning water from splashing into the base plate 40.

  Since the above-described cleaning method can clean dirt around the jet nozzles 22 and 23 and obtains a cleaning effect equivalent to the conventional one, supply cleaning water for cleaning provided for a cleaning function to a conventional warm water cleaning toilet seat device. Therefore, the cleaning water supply port 67 for cleaning, the water supply hose, and the flow path switching are not required, and the cost of the hot water cleaning toilet seat device 1 can be reduced and the size can be reduced.

  As a driving means for moving the nozzles 20 and 21 back and forth, a water pressure response type can be applied in addition to the driving motor of the embodiment.

1 Warm water cleaning toilet seat device 6 Water supply source 20 Butt cleaning nozzle (nozzle)
21 Bidet cleaning nozzle (nozzle)
22 Butt cleaning nozzle spout
23 Bidet cleaning nozzle spout
25 slope 26 nozzle tip surface 30 shutter 32 return part 40 base plate 42 base plate tip 43 shielding plate 50 drive motor (drive means)

Claims (4)

A nozzle having a spout for spouting washing water toward the human body part;
A water supply source for supplying cleaning water to the nozzle;
A shutter that opens and closes as the nozzle advances and retreats;
A base plate for installing the nozzle;
Drive means for advancing and retreating the nozzle installed on the base plate;
A warm water washing toilet seat device comprising:
The shutter is provided with a return portion that repels the washing water ejected from the ejection port toward the nozzle side,
The nozzle is cleaned with the cleaning water bounced back to the return portion at a position where the shutter is opened and the cleaning water from the jet nozzle advances from the base plate where the return portion hits the return portion. The warm water cleaning toilet seat device according to claim 1, wherein the return portion of the shutter has a curved shape that guides the cleaning water ejected from the ejection port to the ejection port of the nozzle. The warm water washing toilet seat device according to claim 1 or 2, wherein the shutter is opened and closed by rotating as the nozzle advances and retreats. The base plate includes a shielding plate provided at a tip of the base plate on which the shutter is disposed,
The warm water washing toilet seat device according to any one of claims 1 to 3, wherein the shielding plate suppresses the washing water from the return portion from entering the base plate.

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