JP7336874B2 - Toilet device and toilet seat device - Google Patents

Description

The present invention relates to a toilet device and a toilet seat device.

Various ideas have been proposed for keeping the toilet device clean. For example, Patent Literature 1 discloses an ultraviolet irradiation device that sterilizes a washing nozzle (water discharge nozzle) with ultraviolet rays. The washing nozzle spouts washing water toward the user's private parts.

JP 2006-274641 A

In the ultraviolet irradiation device disclosed in Patent Document 1, the inside of the nozzle housing chamber (housing case) is sterilized by ultraviolet rays, but the inner surface of the toilet bowl and the inner space of the toilet bowl when the toilet lid is closed are sterilized. could not be sterilized. In other words, in the conventional toilet device, the entire area to which dirt and mold tend to adhere, such as the water discharge nozzle, the inner space of the cover case in which the water discharge nozzle is housed, the surface of the shutter, the toilet bowl, and the toilet lid, is sterilized. There was a fear that the degree of cleanliness would be lowered.

The present invention provides a toilet device and a toilet seat device that can maintain a high degree of cleanliness.

A toilet device of the present invention includes a toilet bowl having a toilet bowl, a toilet lid that can be opened and closed with respect to the toilet bowl, a cover case that is provided behind the toilet bowl and houses a control mechanism, and the cover. a water discharge nozzle configured to be movable between the inner space of the case and the inner space of the toilet bowl and capable of discharging cleansing water from its tip; an ultraviolet irradiator capable of irradiating the space and the inner space with ultraviolet rays, wherein the ultraviolet ray irradiator is arranged above the water discharge nozzle separately from the water discharge nozzle.

In the toilet device described above, the ultraviolet rays are irradiated from the ultraviolet ray irradiator in both the inner space of the cover case and the inner space of the toilet bowl, thereby sterilizing the entire region of the toilet device where dirt and mold tend to adhere. be done. For example, if the ultraviolet irradiator is lit while it is positioned in the interior space of the cover case, the interior space of the cover case is sterilized. When the ultraviolet irradiator is turned on while it is positioned in the inner space of the toilet bowl, the inner surfaces of the toilet bowl and toilet seat and the lower surface of the closed toilet lid are sterilized. By sterilizing the entire area of the toilet device where dirt and mold are likely to adhere in this way, the toilet device that sterilizes only the nozzle housing chamber or the inner space of the toilet bowl as in the conventional art is sterilized. The degree of cleanliness is increased compared to the toilet device.
In addition, compared to the case where the ultraviolet irradiator is arranged on the side of the water discharge nozzle, the horizontal size of the passage area and the installation space of the water discharge nozzle and the ultraviolet irradiator does not change, and a large design change is not required. . In addition, the upper surface of the water discharge nozzle extending from the inner space of the cover case to the inner space of the toilet bowl substantially directly faces the private parts of the user, and water droplets and dirt are more likely to adhere to the surface than the surfaces other than the upper side. By arranging the ultraviolet irradiator above the water discharge nozzle, the upper surface of the water discharge nozzle is irradiated with ultraviolet rays compared to the surface other than the upper side of the water discharge nozzle, and the upper surface of the water discharge nozzle to which water droplets and dirt are likely to adhere is sterilized. thus improving cleanliness.

In the toilet device of the present invention, the ultraviolet irradiator may be composed of an ultraviolet lamp elongated along a moving direction between the inner space and the inner space.

In the toilet device described above, since the ultraviolet irradiator is composed of the elongated ultraviolet lamp as described above, when the lamp is turned on, ultraviolet rays are widely irradiated in the moving direction and substantially all directions in the radial direction with the moving direction as the axis. , a wide area is efficiently sterilized. In addition, since the ultraviolet irradiator is composed of one long ultraviolet lamp, it is easy to attach and replace.

The toilet device of the present invention may further include a storage case that is provided in the internal space and that can store the water discharge nozzle and the ultraviolet irradiator.

In the toilet device described above, dirt and mold tend to adhere to the inner surface of the housing case when the water discharge nozzle is housed. Lighting inside the storage case sterilizes the inner surface of the storage case and enhances cleanliness.

In the toilet device of the present invention, the toilet lid may be closed when the ultraviolet ray irradiator protrudes from the internal space toward the inner space and the ultraviolet ray irradiator is on.

In the toilet device described above, since the toilet lid is closed, even if the ultraviolet irradiator protrudes from the inner space of the cover case toward the inner space of the toilet bowl and the ultraviolet irradiator is lit, the opening of the toilet bowl Therefore, the installation space of the toilet device and the user are not inadvertently irradiated with ultraviolet rays.

In the toilet device of the present invention, the toilet lid in the closed state may be provided with an ultraviolet reflecting material that reflects ultraviolet rays emitted from the ultraviolet irradiator on a surface facing the toilet bowl.

In the above-described toilet device, when the toilet lid is closed, the ultraviolet irradiator protrudes from the inner space of the cover case toward the inner space of the toilet bowl, and when the ultraviolet irradiator is turned on, the ultraviolet ray is emitted from the ultraviolet irradiator. Ultraviolet rays are reflected by the ultraviolet reflector. As a result, the inner space of the toilet bowl is efficiently irradiated with ultraviolet rays, so that the inner space of the toilet bowl is sterilized and the degree of cleanliness is improved.

A toilet seat device of the present invention comprises a toilet seat that can be opened and closed with respect to a toilet having a toilet bowl, a toilet lid that can be opened and closed with respect to the toilet and the toilet seat, and can be installed behind the toilet. a cover case configured to house a control mechanism; a water discharge nozzle configured to be movable between an inner space of the cover case and an inner space of the toilet bowl and capable of discharging cleansing water from a tip end thereof; an ultraviolet irradiator configured to be movable between the inner space and the inner space and irradiate the inner space and the inner space with ultraviolet rays, wherein the ultraviolet irradiator is separate from the water discharge nozzle. , is arranged above the water discharge nozzle .

The toilet seat device described above can be attached to any toilet bowl. According to the attached toilet seat device, by irradiating ultraviolet rays from the ultraviolet ray irradiator at positions in both the inner space of the cover case and the inner space of the toilet bowl, the entire area of the toilet device where dirt and mold are likely to adhere. effectively sterilized. In the toilet bowl device to which the above-described toilet seat device is attached, the entire area where dirt and mold tend to adhere is sterilized, and the degree of cleanliness is improved as compared with the conventional one.

According to the toilet device of the present invention, a high degree of cleanliness can be maintained.

1 is a perspective view of a toilet device according to one embodiment of the present invention, showing a state where the toilet lid is closed; FIG. 1. It is a figure which shows the state where the toilet lid is open in the toilet bowl apparatus shown in FIG. FIG. 2 is a perspective view of the water discharge nozzle and the ultraviolet irradiator of the toilet device shown in FIG. 1 and the inner space of the cover case in the vicinity thereof as seen along the front-rear direction; It is a figure which shows the state which is doing. A view showing a state in which the front part of the water discharge nozzle and the ultraviolet irradiator shown in FIG. 3 is positioned in the inner space of the toilet bowl, and the rear part of the water discharge nozzle and the ultraviolet irradiator is positioned in the inner space of the cover case. is. FIG. 2 is a timing chart of sterilization process example 1 in the toilet device shown in FIG. 1; FIG. 3 is a timing chart of sterilization process example 2 in the toilet device shown in FIG. 1 ; FIG. 3 is a timing chart of sterilization process example 3 in the toilet device shown in FIG. 1 ; FIG. 4 is a schematic view showing the relative position of the ultraviolet irradiator with respect to the water discharge nozzle when the inner space of the cover case is viewed from the inner space of the toilet bowl along the movement direction of the water discharge nozzle and the ultraviolet ray irradiator. FIG. 9 is a schematic diagram showing a state in which a water discharge nozzle is added to the configuration shown in FIG. 8; FIG. 10 is a schematic diagram showing a state in which an ultraviolet irradiator is added to the configuration shown in FIG. 9;

A toilet device according to one embodiment of the present invention will be described with reference to the drawings. 1 and 2 are perspective views of a toilet device 100 according to one embodiment of the present invention. As shown in FIGS. 1 and 2, the toilet device 100 includes a toilet bowl 10, a toilet seat 21, a toilet lid 22, and a cover case 25. As shown in FIGS.

The toilet bowl 10 has a toilet bowl 12 . The toilet seat 21 is provided so as to be openable and closable about the rotary shaft 11 with respect to the toilet bowl 10 . The toilet lid 22 is provided so as to be openable and closable with respect to the toilet bowl 10 through the toilet seat 21 about the rotating shaft 11 . In FIG. 1, the toilet seat 21 and the toilet lid 22 are closed. In FIG. 2, the toilet seat 21 is closed and the toilet lid 22 is open. The closed toilet lid 22 covers the opening 16 of the toilet bowl 12 from above through the toilet seat 21 . As shown in FIGS. 1 and 2, the surface of the toilet lid 22 in the closed state facing the toilet bowl 10, that is, the lower surface 23 of the toilet lid 22, is provided with an ultraviolet reflecting material 70. As shown in FIGS. Examples of components of the ultraviolet reflecting material 70 include titanium oxide and zinc oxide. Note that the lower surface 23 may be coated with a paint containing the components described above.

Hereinafter, when the user is seated on the toilet seat 21, the far side of the line of sight will be referred to as the "front side", and in the same state, the back side of the user will be referred to as the "rear side". It says. The left side and the right side of the user seated on the toilet seat 21 are referred to as the "left side" and the right side, respectively, and the direction connecting the left side and the right side is referred to as the horizontal direction T2. The side away from the floor on which the toilet device 100 is installed is defined as "upper side", the side closer to the floor is defined as "lower side", and the direction connecting the upper side and the lower side is referred to as vertical direction T3.

As shown in FIGS. 1 and 2, a cover case 25 is provided behind the toilet bowl 10 . The cover case 25 is composed of a base plate 32 and a cover 24 that covers the base plate 32 . The cover case 25 accommodates a control mechanism (not shown). A control mechanism is arranged on the base plate 32 and operates the components of the toilet device 100 to perform various functions by user operation or automatically. For example, in the toilet bowl device 100, after use, the entire upper end of the toilet bowl 12 in the circumferential direction through the lower peripheral edge of the rim provided on the upper part of the toilet bowl 10 by the user's operation or by an automatic control signal. washing water is supplied to the inner wall surface of the toilet bowl 12 from the . The flush water 5 stored in the toilet bowl 12 is discharged to the outside of the toilet device 100 together with wastes and the like through a drain path and a drain pipe (not shown) connected to the lower end of the toilet bowl 12 .

As shown in FIG. 2 , the toilet device 100 further includes a water discharge nozzle 35 and an ultraviolet irradiation device 50 . An opening 40 is formed at the front end of the cover case 25 and substantially at the center in the left-right direction T2. The opening 40 allows communication between the internal space 29 and the internal space 14 . The water discharge nozzle 35 and the ultraviolet irradiator 50 are configured to be movable between the inner space 29 of the cover case 25 and the inner space 14 of the toilet bowl 12 through the opening 40 . The cover case 25 is provided with a shutter 26 capable of opening and closing the opening 40 .

In this embodiment, the water discharge nozzle 35 and the ultraviolet irradiator 50 are arranged adjacent to each other in the left-right direction T2 on the base plate 32 substantially at the center in the left-right direction T2. The water discharge nozzle 35 and the ultraviolet ray irradiator 50 are arranged so as to be movable from the internal space 29 to the inner space 14 so as to descend forward from the internal space 29 . Hereinafter, the direction in which the water discharge nozzle 35 and the ultraviolet irradiator 50 move as described above is defined as a moving direction T4. The water discharge nozzle 35 and the ultraviolet irradiator 50 are configured to be individually movable by a control mechanism, and are also configured to be interlocked and movable.

3 and 4 are perspective views of the water discharge nozzle 35, the ultraviolet ray irradiator 50, and the internal space 29 in the vicinity thereof as seen along the front-rear direction T1. In FIG. 3 , the water discharge nozzle 35 and the ultraviolet irradiation device 50 are located in the internal space 29 . In FIG. 4 , the front portions of the water discharge nozzle 35 and the ultraviolet irradiator 50 are positioned in the inner space 14 , and the rear portions of the water discharge nozzle 35 and the ultraviolet irradiator 50 are positioned in the inner space 29 . As shown in FIGS. 3 and 4, the water discharge nozzle 35 and the ultraviolet irradiation device 50 are mounted on guide rails 42 and 44. As shown in FIGS. As described above, the mounting surfaces of the guide rails 42 and 44 on which at least the water discharge nozzle 35 and the ultraviolet ray irradiator 50 are mounted are arranged such that the water discharge nozzle 35 and the ultraviolet ray irradiator 50 descend as they move forward from the internal space 29 . descends from the rear end to the front. A rack and pinion mechanism (not shown) is connected to each of the guide rails 42 and 44 . The water discharge nozzle 35 and the ultraviolet irradiator 50 are moved along the moving direction T4 by a rack and pinion mechanism.

In FIGS. 3 and 4, only the outline of the shutter 26 is shown by a chain double-dashed line in order to clearly show the structures of the water discharge nozzle 35 and the ultraviolet irradiator 50. As shown in FIG. As shown in FIGS. 3 and 4 , the shutter 26 is supported by a shutter support mechanism 27 and attached to the base plate 32 via the shutter support mechanism 27 . The shutter 26 is configured to be rotatable above or below the opening 40 when at least one of the water discharge nozzle 35 and the ultraviolet irradiator 50 moves from the internal space 29 toward the internal space 14 and passes through the opening 40. It is FIG. 4 shows the shutter 26 rotating above the opening 40 .

One of the functions of the toilet device 100 is the function of washing the user's private parts. The water discharge nozzle 35 functions as a private part washing nozzle for washing the user's private parts. As shown in FIG. 3 , a water supply pipe 36 is connected to the rear end of the water discharge nozzle 35 . As shown in FIG. 4 , a plurality of water discharge ports 37 are formed on the upward peripheral surface of the front end portion of the water discharge nozzle 35 . Washing water supplied to the inside of the water discharge nozzle 35 through the water supply pipe 36 is accurately discharged toward the user from the plurality of water discharge ports 37 from the diagonally lower rear side to the diagonally upper front side.

Another function of the toilet device 100, apart from the above-described local cleaning function, is a function of sterilizing areas of the toilet device 100 to which dirt and mold tend to adhere. The ultraviolet irradiator 50 is provided for sterilizing areas where dirt and mold tend to adhere. As shown in FIGS. 3 and 4, the ultraviolet ray irradiator 50 of the present embodiment includes an elongated ultraviolet lamp 51 along a moving direction (moving direction moving between the inner space and the inner space) T4, and an ultraviolet ray. It consists of a socket 52 located at the rear end of the illuminator 50 . A feed tube 56 is connected to the socket 52, and an ultraviolet lamp 51 is detachably connected thereto.

A housing case 60 capable of housing the water discharge nozzle 35 and the ultraviolet irradiator 50 is provided in the internal space 29 . The accommodation case 60 accommodates the guide rails 42 and 44 in addition to the water discharge nozzle 35 and the ultraviolet irradiation device 50 . The water supply pipe 36 and the power supply pipe 56 penetrate inside and outside the storage case 60 .

Next, a process of sterilizing a region to which dirt or mold easily adheres in the toilet device 100 described above will be described. In any sterilization process, the toilet lid 22 and the shutter 26 are closed, the water discharge nozzle 35 and the ultraviolet irradiator 50 are positioned in the internal space 29 (that is, inside the storage case 60), and the ultraviolet irradiator 50 is turned off. The state where the Further, the opening and closing of the toilet lid 22 and the shutter 26, the movement of the water discharge nozzle 35 and the ultraviolet irradiator 50, and the lighting and extinguishing of the ultraviolet irradiator 50 in each sterilization process are controlled by the control mechanism housed in the cover case 25. .

[Sterilization Step Example 1: Sterilization of the Inner Surface of the Storage Case 60]
At least the shutter 26 is closed and preferably the toilet lid 22 is also closed. After confirming that the shutter 26 and the toilet lid 22 are closed, the ultraviolet irradiation device 50 is turned on. Ultraviolet rays are emitted from the ultraviolet ray irradiator 50 radially outwardly around the axis and over the entire circumferential direction. The ultraviolet rays emitted from the ultraviolet ray irradiator 50 are applied to the inner surface of the housing case 60 to kill dirt and mold adhering to the inner surface of the housing case 60 . After a predetermined time has passed, the ultraviolet irradiator 50 is turned off. FIG. 5 is a timing diagram of this sterilization process. This sterilization step is performed at night, for example, about once a day.

[Sterilization Process Example 2: Sterilization of Each Member in the Internal Space 29 Between the Inside of the Storage Case 60 and the Internal Space 14]
At least the toilet lid 22 is closed. After confirming that the toilet lid 22 is closed, the shutter 26 is opened, the ultraviolet irradiator 50 is turned on, and it moves between the inner space 29 and the inner space 14 . The movement of the ultraviolet ray irradiator 50 between the inner space 29 of the ultraviolet ray irradiator 50 and the inner space 14 in the state where the ultraviolet ray irradiator 50 is lit may be one way, one round trip, or multiple round trips. may After a predetermined time has passed, the ultraviolet irradiator 50 is turned off. FIG. 6 is a timing chart of this sterilization process, showing a pattern in which the movement of the ultraviolet irradiator 50 between the inner space 29 and the inner space 14 of the ultraviolet irradiator 50 is one-way. This sterilization step is performed at night, for example, about once a day.

[Sterilization Step Example 3: Sterilization of the inner surface of the toilet bowl 12 in the internal space 29]
At least the toilet lid 22 is closed. After confirming that the toilet lid 22 is closed, the shutter 26 is opened, and the ultraviolet irradiator 50 moves from the internal space 29 to the internal space 14 . The ultraviolet irradiation device 50 that has reached the inner space 14 is turned on, and after a predetermined period of time has passed, it is turned off. FIG. 7 is a timing chart of the main sterilization process, and the main sterilization process is performed at appropriate times according to, for example, the frequency of use by the user. may be broken.

In each of the sterilization steps described above, the water discharge nozzle 35 may move in conjunction with the ultraviolet irradiator 50, or may be positioned at substantially the same position as the ultraviolet irradiator 50 in the movement direction T4. When the water discharge nozzle 35 overlaps with the ultraviolet irradiator 50 in the movement direction T4, the surface of the water discharge nozzle 35 is sterilized in addition to the area to be sterilized in each sterilization process when the ultraviolet irradiator 50 is turned on.

The toilet device 100 can perform the above-described sterilization steps in random order and timely. When another function is exhibited immediately before each sterilization process, the opening/closing state of the toilet lid 22 and the shutter 26, the positions of the water discharge nozzle 35 and the ultraviolet irradiator 50, and the lighting state of the ultraviolet irradiator 50 when the function is exhibited. can be transferred to each of the sterilization steps described above.

For example, a case where the above-described sterilization process example 3, sterilization process example 2, and sterilization process example 1 are performed after washing the user's private parts will be described. Immediately after washing the user's private parts, the toilet lid 22 and the shutter 26 are in an open state, the water discharge nozzle 35 is positioned in the inner space 14, and the ultraviolet ray irradiator 50 is positioned in the storage case 60 in the inner space 29. ing. After confirming that the user has left the toilet device 100, the toilet lid 22 is closed. After the toilet lid 22 is completely closed, the ultraviolet irradiator 50 moves from the internal space 29 to the internal space 14, and lights up after reaching substantially the same position as the water discharge nozzle 35 in the moving direction T4. After a predetermined time has elapsed, the water discharge nozzle 35 and the ultraviolet ray irradiator 50 move from the inner space 14 to the inner space 29 while the ultraviolet ray irradiator 50 is turned on, the shutter 26 is closed, and the water discharge nozzle 35 and the ultraviolet ray irradiator 50 are closed. is housed in the housing case 60 . The ultraviolet ray irradiator 50 is turned off after a predetermined period of time has passed since being housed in the housing case 60 .

The toilet device 100 of this embodiment described above includes a toilet bowl 10 having a toilet bowl 12, a toilet lid 22 provided to be openable and closable with respect to the toilet bowl 10, and a control mechanism provided behind the toilet bowl 10. a water discharge nozzle 35 which is configured to be movable between the inner space 29 and the inner space 14 and capable of discharging wash water from the tip thereof; and a cover case 25 which is movable between the inner space 29 and the inner space 14. and an ultraviolet irradiator 50 configured to be able to irradiate the inner space 29 and the inner space 14 with ultraviolet rays. In the toilet device 100 having these configurations, the ultraviolet ray can be emitted from the ultraviolet irradiator 50 at least at the inner space 29 and the inner space 14, and additionally at any position between the inner space 29 and the inner space 14 in the movement direction T4. is. As a result, according to the toilet device 100, it is possible to sterilize the entire area where dirt and mold tend to adhere. For example, as in the sterilization process example 1 described above, when the ultraviolet irradiator 50 is turned on when the ultraviolet irradiator 50 is located in the internal space 29, the internal space 29 and the internal space 29 are arranged. Various parts can be sterilized. As in the sterilization process example 2 described above, when the ultraviolet ray irradiator 50 is turned on when the ultraviolet ray irradiator 50 is positioned between the inner space 29 and the inner space 14, the movement area of the water discharge nozzle 35, That is, the area between the inner space 29 and the inner space 14 and various members located in this area can be sterilized. In this case, the member located in the region between the inner space 29 and the inner space 14 includes, for example, the shutter 26, and the rear surface of the closed shutter 26 can also be sterilized. As in the above-described sterilization process example 3, when the ultraviolet ray irradiator 50 is turned on when the ultraviolet ray irradiator 50 is located in the inner space 14, the inner surfaces of the toilet bowl 12 and the toilet seat 21, and the toilet lid The lower surface 23 of 22 can be sterilized. By sterilizing the entire region of the toilet device 100 to which dirt and mold are likely to adhere in this way, the conventional toilet device that sterilizes only the nozzle housing chamber and the sterilization of only the inner space of the toilet bowl can be eliminated. Cleanliness can be improved compared to toilet bowl devices that do. Therefore, according to the toilet device 100, a high degree of cleanliness can be maintained.

In the toilet device 100 of the present embodiment, the ultraviolet irradiator 50 is composed of the ultraviolet lamp 51 elongated along the movement direction T4. A wide range can be efficiently sterilized by irradiating ultraviolet rays widely in almost all directions in the radial direction. Further, according to the toilet device 100, the ultraviolet irradiator 50 is composed of one elongated ultraviolet lamp 51, and maintenance of the ultraviolet irradiator 50 and attachment and replacement of the ultraviolet lamp 51 to the socket 52 can be facilitated.

The toilet device 100 of the present embodiment further includes a storage case 60 that is provided in the internal space 29 and that can store the water discharge nozzle 35 and the ultraviolet irradiation device 50 . Dirt and mold tend to adhere to the inner surface of the storage case 60 when the water discharge nozzle 35 after washing the private parts is housed. The inner surface of the storage case 60 can be sterilized by turning on the . As a result, according to the toilet device 100, the area in the internal space 29 where stains and mold may occur due to the water discharge nozzle 35 after washing the private parts is suppressed to the area inside the storage case 60, and the cleanliness is efficiently improved. can be enhanced.

In the toilet device 100 of the present embodiment, the ultraviolet irradiator 50 protrudes from the internal space 29 toward the inner space 14, and the toilet lid 22 is closed when the ultraviolet irradiator 50 is on. As a result, according to the toilet device 100, even when the ultraviolet ray irradiator 50 is turned on, ultraviolet rays are not inadvertently irradiated from the opening 16 of the toilet bowl 12 to the installation space of the toilet device 100 and the user. can be prevented.

In the toilet device 100 of the present embodiment, the lower surface 23 of the toilet lid 22 is provided with an ultraviolet reflecting material 70 that reflects the ultraviolet rays emitted from the ultraviolet irradiator 50 . As a result, when the toilet lid 22 is closed and the ultraviolet ray irradiator 50 is positioned in the inner space 14 and turned on, the ultraviolet rays emitted upward from the ultraviolet ray irradiator 50 are reflected by the ultraviolet reflector 70, The space 14, the inner surface of the toilet bowl 12, and the water discharge nozzle 35 after washing the private parts are irradiated. Therefore, according to the toilet bowl device 100, the inner space 14, the inner surface of the toilet bowl 12, and the water discharge nozzle 35 after washing the local area are efficiently irradiated with ultraviolet rays to sterilize these areas and members, thereby enhancing cleanliness. can be done.

The toilet seat device 110 of this embodiment includes the toilet seat 21 configured to be openable and closable with respect to the toilet bowl 10 as described above, the toilet lid 22 configured to be openable and closable with respect to the toilet bowl 10 and the toilet seat 21, and the toilet bowl 10. A cover case 25 that can be installed at the rear and houses a control mechanism, and a water discharge nozzle 35 that can move between an internal space 29 and an internal space 14 and can discharge cleansing water from its tip. , and an ultraviolet irradiator 50 configured to be movable between the inner space 29 and the inner space 14 and to irradiate the inner space 29 and the inner space 14 with ultraviolet rays.
According to the toilet seat device 110 of the present embodiment, by being attached to the toilet bowl 10, similarly to the toilet bowl device 100, the entire area where dirt and mold tend to adhere is sterilized, and only the nozzle storage chamber is cleaned as in the conventional art. A high degree of cleanliness can be maintained as compared with a toilet device that sterilizes and a toilet device that sterilizes only the inner space of the toilet bowl.

It should be noted that the toilet device of the present invention is not limited to the toilet device 100 of the embodiment described above, and can be modified as appropriate without departing from the gist of the present invention. Also, each component of the toilet device of the present invention can be replaced with a known configuration without departing from the gist of the present invention.

For example, in the toilet device 100 of the above-described embodiment, the ultraviolet ray irradiator 50 is provided on the side of the water discharge nozzle 35, but the ultraviolet ray irradiator of the toilet device of the present invention can be arranged at an arbitrary position with respect to the water discharge nozzle. It's okay.

In addition, as shown in FIG. 8 , in the toilet device of the present invention, the ultraviolet irradiation device 50 may be arranged above the water discharge nozzle 35 . FIG. 8 is a schematic diagram showing the relative position of the ultraviolet ray irradiator 50 with respect to the water discharge nozzle 35 when the internal space 29 is viewed from the internal space 14 along the moving direction T4. By arranging the ultraviolet ray irradiator 50 above the water discharge nozzle 35, compared to the case where the ultraviolet ray irradiator 50 is arranged on the side of the water discharge nozzle 35, the opening 40, the water discharge nozzle 35, and the ultraviolet ray irradiator 50 installation space and the size of the storage case 60 in the left-right direction T2 do not fluctuate, and the design of the cover case 25 and the like does not need to be changed significantly. In addition, the upper surface of the water discharge nozzle 35 extending from the internal space 29 to the internal space 14 substantially directly faces the private part of the user during washing, and water droplets and dirt are more likely to adhere to the surface than the surfaces other than the upper part. By arranging the ultraviolet ray irradiator 50 above the water discharge nozzle 35, the upper surface of the water discharge nozzle 35 can be irradiated with ultraviolet rays compared to the surface other than the upper side of the water discharge nozzle 35, and the upper surface of the water discharge nozzle 35 can be sterilized satisfactorily. . As a result, the cleanliness of the toilet device 100 can be improved.

Moreover, although the toilet device 100 of the above-described embodiment includes only the water discharge nozzle 35 for washing the user's private parts, the toilet device of the present invention may include a plurality of water discharge nozzles. For example, the toilet device of the present invention may be provided with a water discharge nozzle having a bidet function in addition to the water discharge nozzle for washing the private parts. FIG. 9 shows the relative position of the ultraviolet ray irradiator 50 with respect to the water discharge nozzles 35 and 38 when the water discharge nozzle 38 having a bidet function is provided and the internal space 29 is viewed from the inner space 14 along the movement direction T4. 1 is a schematic diagram showing FIG. As shown in FIG. 9, the water discharge nozzle 38 may be arranged to the side of the water discharge nozzle 35, and the ultraviolet irradiation device 50 may be arranged substantially in the center and above the water discharge nozzles 35 and 38 in the horizontal direction T2.

Moreover, although the toilet device 100 of the above-described embodiment includes one ultraviolet irradiator 50, the toilet device of the present invention may include a plurality of ultraviolet irradiators. For example, the toilet device of the present invention may comprise an ultraviolet irradiator arranged above the water discharge nozzle and an ultraviolet irradiator arranged below the water discharge nozzle. FIG. 10 shows the water discharge nozzles 35 and 38 when the inner space 29 is viewed from the inner space 14 along the movement direction T4 in the case where the ultraviolet irradiator 53 is provided below the water discharge nozzles 35 and 38 shown in FIG. It is the schematic which shows the relative position of the ultraviolet irradiation device 50,53 with respect to. As shown in FIG. 10, by arranging the ultraviolet ray irradiators 50 and 53 both above and below the water discharge nozzles 35 and 38, compared to the case where only one ultraviolet ray irradiator 50 is arranged, the amount of water discharged is reduced. By irradiating strong ultraviolet rays to the sterilization target area including the entire surfaces of the nozzles 35 and 38, the sterilization target area can be sterilized satisfactorily. As a result, the cleanliness of the toilet device 100 can be further improved.

When the ultraviolet ray irradiator 50 is provided above the water discharge nozzle 38 as illustrated in FIGS. 8 to 10, the water discharge nozzle 38 can advance ahead of the ultraviolet ray irradiator 50 in the movement direction T4. In a state where the water discharge nozzle 38 advances forward of the ultraviolet ray irradiator 50 in the movement direction T4, the washing water discharged from the water discharge nozzle 38 does not reach the ultraviolet ray irradiator 50, but hits the user's private parts and is irradiated with ultraviolet rays. The container 50 does not get wet.

Further, in the toilet device 100 of the above-described embodiment, the ultraviolet irradiator 50 includes the ultraviolet lamp 51, but the configuration of the ultraviolet irradiator 50 is such that it can move between the inner space 29 and the inner space 14 and can irradiate ultraviolet rays. is not particularly limited. For example, the ultraviolet irradiator 50 may have a plurality of ultraviolet emitting chips arranged on the outer peripheral surface of a nozzle body made of resin.

Further, in the toilet device 100 of the above-described embodiment, the ultraviolet reflecting material 70 is provided on the lower surface 23 of the toilet lid 22. However, if the toilet lid 22 is formed of a material capable of transmitting ultraviolet rays, the ultraviolet reflecting material 70 It may be embedded inside the toilet lid 22 . The toilet lid 22 may be made of a material capable of reflecting ultraviolet rays.

Further, in the toilet device 100 and the toilet seat device 110 of the above-described embodiments, the ultraviolet irradiator 50 is arranged separately from the water discharge nozzle 35 , but the ultraviolet ray irradiator 50 may be attached to the water discharge nozzle 35 . For example, a plurality of the above-described ultraviolet radiation chips may be arranged on the circumferential surface of the water discharge nozzle 35 in the circumferential and axial directions. With such a configuration, it is possible to save the space of the water discharge nozzle 35 and the ultraviolet irradiation device 50 .

Further, in the toilet bowl device 100 and the toilet seat device 110 of the above-described embodiments, an ultraviolet reflecting material similar to the ultraviolet reflecting material 70 is provided on the entire or a predetermined part of the inner surfaces of the storage case 60 and the cover case 25. good too. According to such a configuration, when the ultraviolet ray irradiator 50 is lit inside the storage case 60 or in the internal space 29 and irradiated with ultraviolet rays, the ultraviolet rays are reflected by the ultraviolet reflecting material, and the storage case 60 and the cover case 25 are reflected. The inner surface of the storage case 60 and the interior space 29 of the storage case 60 can be efficiently sterilized, and the degree of cleanliness can be improved.

In addition, the control device of the toilet device 100 and the toilet seat device 110 of the above-described embodiment controls the toilet lid 22 to be closed when the ultraviolet ray irradiator 50 is turned on, and the toilet lid 22 is opened. The ultraviolet irradiator 50 may be controlled so as not to be turned on when it is on. According to such a configuration, inadvertent irradiation of the installation space of the toilet device 100 and the user with ultraviolet rays from the ultraviolet irradiator 50 through the opening 16 of the toilet bowl 12 is not controlled as described above. It can be prevented with certainty compared to the case.

Further, the human body detection sensor is provided in the toilet device 100 and the toilet seat device 110 of the above-described embodiment, and the control device controls the ultraviolet irradiator 50 so as not to turn on while the human body detection sensor detects the human body, that is, the user. You may According to such a configuration, while the user is using the toilet device 100 or the toilet seat device 110, the ultraviolet ray irradiator 50 is not turned on, and the ultraviolet ray from the ultraviolet ray irradiator 50 inadvertently affects the user. The irradiation can be prevented more reliably than in the case of not controlling the irradiation as described above.

Further, in the toilet device 100 and the toilet seat device 110 of the above-described embodiments, the lower surface of the toilet seat 21 in the closed state, that is, the back surface of the toilet seat 21 may be irradiated with ultraviolet rays from the ultraviolet irradiation device 50 . For example, when the user does not use the toilet device 100 or the toilet seat device 110 , the control device may open the toilet lid 22 and the toilet seat 21 and turn on the ultraviolet irradiator 50 in the inner space 14 .
Similarly, in the toilet device 100 and the toilet seat device 110 of the above-described embodiments, the lower surface of the toilet seat 21 in the closed state, that is, the back surface of the toilet seat 21 may be irradiated with ultraviolet rays from the ultraviolet irradiation device 50 . For example, when the user is not using the toilet device 100 or the toilet seat device 110, the control device closes or substantially half-opens the toilet lid 22 and closes the toilet seat 21, and the ultraviolet irradiator 50 is turned on in the inner space 14. The ultraviolet light may be reflected by the ultraviolet reflecting material 70 by turning on the light.
According to the above configuration, it is possible to clean the lower surface and the upper surface of the toilet seat 21 to which dirt and mold may adhere.

Further, in the toilet device 100 and the toilet seat device 110 of the above-described embodiments, the cleaning water discharged from the water discharge nozzle 35 may be irradiated with ultraviolet rays from the ultraviolet irradiation device 50 . This disinfects the wash water. For example, an ultraviolet irradiator is provided around the discharge port 37 so that the direction of ultraviolet ray emission is directed only toward the cleaning water discharged from the water discharge nozzle 35 so that the ultraviolet ray from the ultraviolet ray irradiator does not reach the opening 40. A reflective cover or the like may be provided.

In addition, in the toilet device 100 and the toilet seat device 110 of the above-described embodiments, the water discharge nozzle 35 moves uninterlocked with the ultraviolet irradiator 50, or the ends of the water discharge nozzle 35 and the ultraviolet irradiator 50 are positioned at different positions in the moving direction T4. may be in If the movement of the water discharge nozzle 35 and the ultraviolet ray irradiator 50 is controlled by the controller so that the relative movement positions thereof in the movement direction T4 are different, a wide range of the water discharge nozzle 35 can be irradiated with the ultraviolet ray from the ultraviolet ray irradiator 50 . As a result, a wide area of the water discharge nozzle 35 can be sterilized and kept clean.

DESCRIPTION OF SYMBOLS 10... Toilet bowl 12... Toilet bowl 21... Toilet seat 22... Toilet lid 14... Inner space 25... Cover case 29... Inner spaces 35, 38... Water discharge nozzles 50, 53... Ultraviolet irradiator 60... Storage case 70... Ultraviolet reflector 100... Toilet device 110: Toilet seat device

Claims (6)

a toilet bowl having a toilet bowl;
a toilet seat that can be opened and closed with respect to the toilet;
a toilet lid that can be opened and closed with respect to the toilet bowl and the toilet seat;
a cover case provided behind the toilet and housing a control mechanism;
a water discharge nozzle configured to be movable between the inner space of the cover case and the inner space of the toilet bowl and capable of discharging cleansing water from a tip end thereof;
an ultraviolet irradiator configured to be movable between the inner space and the inner space and to irradiate the inner space and the inner space with ultraviolet rays;
with
The said ultraviolet irradiation device is a toilet bowl apparatus arrange|positioned above the said water discharge nozzle separately from the said water discharge nozzle . The ultraviolet irradiator is composed of an elongated ultraviolet lamp along the direction of movement between the inner space and the inner space,
Toilet apparatus according to claim 1. Further comprising a storage case provided in the internal space and capable of storing the water discharge nozzle and the ultraviolet irradiator,
The toilet device according to claim 1 or 2. When the ultraviolet irradiator protrudes from the internal space toward the inner space and the ultraviolet irradiator is lit, the toilet lid is closed.
Toilet apparatus according to any one of claims 1 to 3 . An ultraviolet reflective material that reflects ultraviolet rays emitted from the ultraviolet irradiator is provided on a surface of the toilet lid in a closed state facing the toilet bowl,
Toilet apparatus according to any one of claims 1 to 4 . a toilet seat configured to be openable and closable with respect to a toilet having a toilet bowl;
a toilet lid that can be opened and closed with respect to the toilet bowl and the toilet seat;
a cover case that can be installed behind the toilet bowl and that houses a control mechanism;
a water discharge nozzle configured to be movable between the inner space of the cover case and the inner space of the toilet bowl and capable of discharging cleansing water from a tip end thereof;
an ultraviolet irradiator configured to be movable between the inner space and the inner space and to irradiate the inner space and the inner space with ultraviolet rays;
with
The toilet seat device, wherein the ultraviolet irradiator is arranged above the water discharge nozzle separately from the water discharge nozzle .

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