JP2008095440A - Toilet bowl device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a toilet bowl device of a flushing system in which a swirl flow is used and an odor sucking effect is enhanced. <P>SOLUTION: A recessed groove 30 for a swirl flow Q of this toilet bowl device 21 is formed in an annular shape when viewed from above all around the upper end 24a of a bowl 24. The recessed groove 30 uses, as the top surface 30c, the lower surface of a rim part 25 clogging the bottom surface 30a, the depth surface 30b, and the upper end 24a of the bowl 24 formed continuously with the bowl 24. The lower end 25a of the rim part 25 is secured to the upper end 24a of the bowl 24. A suction hole 31 for sucking the air including odor R is formed in the top surface 30c of the recessed groove 30 on the rear left side of a toilet bowl body 22. A weir 32 is formed to surround the edge 31a of the suction hole 31. A deodorizing device 35 has an air flow passage 36, a deodorizing filter 37, a deodorizing honeycomb 38, a fan 39, and an exhaust hole 40 in this order from the suction hole 31 which are formed integrally with each other. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a flush toilet device that uses a swirling flow, and relates to a technique of a toilet device that includes a deodorizing device that improves the odor intake effect.

Conventionally, the method of patent document 1 is known as a deodorizing apparatus in a toilet device.

   According to Patent Document 1, as shown in FIG. 4, the toilet device 1 is provided with a bowl 5 that opens above the front of the toilet 2, and the hot water washing device 3 is placed on the rear upper surface 6 of the bowl 5. . And the deodorizing apparatus 4 is equipped in the warm water washing | cleaning apparatus 3. FIG.

  The deodorizing device 4 includes a deodorizing filter and a deodorizing honeycomb (not shown) in the air flow path 20 for deodorizing by sucking air from the air inlet 10, and a fan for exhausting air is provided.

  The duct 19 that continues from the air inlet 10 is formed by a lower housing 19a that constitutes the housing of the hot water cleaning device 3, and an upper housing 19b that is attached to the duct forming portion of the lower housing 19a from above.

  Here, at the opening edge of the bowl 5, a rim portion 15 is formed for improving the strength and for spreading the washing water over the entire interior of the bowl 5.

  Further, a recessed portion 7 formed so that the rear edge of the opening of the bowl 5 is one step lower than the upper surface of the rim portion 15 constituting the left and right rear region of the bowl 5 is provided.

  And the inlet 10 of the deodorizing apparatus 4 is provided in the right end part of the front-end part of the warm water washing | cleaning apparatus 3 accommodated in the recessed part 7. FIG. The intake port 10 includes a lower intake port 10b that opens to the ceiling surface 8b of the recess 8 and faces the space 9 and a front intake port 10a that opens to the rising surface 8a of the recess 8 and faces the space 9. Is done.

  The air containing the odor component inside the bowl 5 is sucked into the duct 19 from the front intake port 10a and the lower intake port 10b as shown by arrows A and B by the drive of the fan of the deodorizing device 4, and the deodorizing filter And deodorized with a deodorized honeycomb and exhausted.

With this configuration, air can be sucked from the front area of the bowl 5 by the front air inlet 10a as shown by the arrow A, and air can be sucked from the lower area of the bowl 5 by the lower air inlet 10b as shown by the arrow B. Since it can do, since the air of the wide range of the bowl 5 can be inhaled, the deodorizing effect improves.
JP 2006-2488 A

  However, since the upper portion of the rim portion 15 is a free space region, the odor rising from the bowl 5 is mixed with external air in the region of the rim portion 15 to reduce the odor density. For this reason, there existed a problem that the inhalation effect of the odor by the inlet port 10 was low.

  SUMMARY OF THE INVENTION The present invention relates to a flush toilet device that uses a swirling flow, and an object thereof is to provide a toilet device that includes a deodorizing device that improves the odor intake effect.

  The invention of claim 1 is a toilet apparatus for cleaning using swirling flow, wherein the concave groove for swirling flow is formed in an annular shape over the entire upper end of the bowl of the toilet body, and the concave groove is formed in the bowl. A rim portion that covers the bottom and back surfaces and the upper end of the bowl is formed as a top surface, and a deodorizing air inlet is provided on the top surface of the concave groove.

  A second aspect of the present invention is the toilet device according to the first aspect, characterized in that a weir is provided at an edge of the intake port.

  According to the first aspect of the present invention, the concave groove is formed with a bottom surface and a rear surface formed on the bowl and a rim portion covering the upper end portion of the bowl as a top surface, and a deodorizing air inlet is formed at the top of the concave groove. Provided on the surface.

  For this reason, since the intake port is located below the rim portion, the intake is performed in a state where the odor is not very mixed with the external air, so that the odor density can be prevented from being lowered, and the odor intake effect is improved.

  Further, in the vicinity of the swirl flow, the odor rising in the bowl is sucked by the vacuum effect generated by the flow velocity of the swirl flow, so the odor is effectively sucked by the intake port provided adjacent to the swirl flow. As a result, the odor intake effect is further improved.

  According to the invention of claim 2, since the weir is provided at the edge portion of the intake port, even if the wash water tries to enter the intake port, the intrusion of the wash water is prevented by the height effect of the weir. be able to. For this reason, it is possible to prevent the entry of substances that lead to the generation of odors into the deodorizing apparatus and to improve the hygiene.

  Embodiments of the present invention will be described below with reference to FIGS.

<Configuration of toilet device>
As shown in FIGS. 1, 2, and 3, in the toilet device 21 for cleaning using the swirl flow Q in the embodiment of the present invention, the toilet body 22 includes a skirt portion 23, a bowl 24, and a rim portion 25. A toilet seat 26 and a toilet lid 27 are provided.

  The concave groove 30 for the swirling flow Q is formed in an annular shape in plan view over the entire circumference of the upper end 24a of the bowl 24, and the concave groove 30 is formed continuously from the bowl 24 at the bottom surface 30a, the back surface 30b, and the top surface 30c. Formed with. Here, the top surface 30 c is also the lower surface of the rim portion 25 that closes the upper end portion 24 a of the bowl 24.

  The lower end portion 25 a of the rim portion 25 is fixed to the upper end portion 24 a of the bowl 24, and the lower end portion 25 a and the upper end portion 24 a are fixed to the skirt portion 23.

  An inlet 31 for inhaling the odor R is provided on the top surface 30c of the concave groove 30 on the left rear side of the toilet body 22, and a weir 32 is provided so as to surround the edge 31a of the inlet 31. The weir 32 is preferably provided as high as possible around the air inlet 31.

  Here, the deodorizing device 35 is housed in the casing 41 integrally with a post-cleaning nozzle (not shown) and a hot air fan for drying after cleaning. Therefore, a part of the weir 32 shares the front plate portion 41 a of the casing 41.

  In the deodorizing device 35 in the casing 41, an air flow path 36, a deodorizing filter 37, a deodorizing honeycomb 38, a fan 39, and an exhaust port 40 are integrally formed in order from the intake port 31.

  In addition, since the wash water of the swirl flow Q is discharged from the rear right side of the toilet body 22 by a nozzle (not shown), the intake port 31 is located at the rear left side of the toilet body 22 as a place that is hardly affected by the water flow of the swirl flow Q. Is set.

<Operation of toilet device>
Since the deodorizing air inlet 31 is provided on the top surface 30c of the concave groove 30 and is located at the lowermost part of the rim portion, the odor is not so much mixed with the external air, thereby preventing a decrease in the odor density. This can improve the odor intake effect.

  Further, even if the water level of the cleaning water rises or splashes, the weir 32 can prevent the cleaning water from entering the air flow path 36.

  For this reason, the inside of the deodorizing apparatus 35 can be hold | maintained hygienically. Moreover, since each apparatus in the deodorizing apparatus 35 can be protected from washing water, the performance and lifetime of the deodorizing apparatus 35 can be extended.

  The embodiment of the present invention has been described with reference to the drawings. However, the specific configuration is not limited to this embodiment, and design changes and the like within the scope of the present invention are included in the present invention. It is.

  For example, the inlet 31 provided on the top surface 30 c of the concave groove 30 does not necessarily have to be on the left rear side of the toilet body 22 as long as it is a position that is not easily affected by the swirl flow Q.

  The weir 32 is preferably provided at the edge 31a of the intake port 31 as much as possible, but may be provided at a position slightly away from the intake port 31 using a partition member or the like in the casing 41. In this case, it is preferable to provide an inclination or the like so that the intruding water automatically returns to the bowl even when the washing water enters the vicinity of the weir 32.

It is a perspective view of a toilet device in an embodiment of the present invention. It is an AA arrow line view in FIG. 1 of the toilet device in embodiment of this invention. It is BB sectional drawing in FIG. 1 of the toilet device in embodiment of this invention. It is sectional drawing which shows the deodorizing apparatus of the conventional toilet device.

Explanation of symbols

21 toilet device 22 toilet body 24 bowl 24a upper end portion 25 rim portion 25a lower end portion 30 concave groove 30a bottom surface 30b back surface 30c top surface 31 inlet 31a edge 32 weir 35 deodorizing device 36 air flow path 37 deodorizing filter 38 deodorizing honeycomb 39 Fan 40 Exhaust port Q Swirling flow R Odor

Claims (2)

A toilet device for cleaning using a swirling flow,
The concave groove for swirling flow is formed in an annular shape over the entire upper end of the bowl of the toilet body, and the concave groove is formed on the top and bottom of the bowl and the rim that closes the upper end of the bowl. The toilet device is characterized in that an air inlet for deodorization is provided on the top surface of the concave groove.   It is a toilet device of Claim 1, Comprising: A toilet device provided with a dam in the edge part of the said inlet port.

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