JP4580298B2 - Switchgear - Google Patents

Description

  The present invention relates to a switchgear.

  Patent Document 1 discloses a conventional opening / closing device. This opening / closing device includes a base and an opening / closing member pivotally supported by the base. More specifically, the base is a hinge part provided in a Western-style toilet body having a bowl surface, and the opening / closing member is a toilet seat or a toilet lid that is pivotally supported by the hinge part. An ultraviolet light source capable of irradiating ultraviolet rays is provided on the back surface of the toilet lid.

  In the conventional opening / closing device having such a configuration, when the toilet lid is closed, the ultraviolet light irradiated from the ultraviolet light source strikes the bowl surface of the western-style toilet body. For this reason, the bowl surface of the Western-style toilet body is sterilized by ultraviolet rays.

Japanese Patent Laid-Open No. 9-135791

  However, in the above conventional opening / closing device, when the toilet lid as the opening / closing member is opened, the irradiation direction of the ultraviolet light by the ultraviolet light source becomes almost horizontal, and the bactericidal action by the irradiation of the ultraviolet light cannot be utilized.

  The present invention has been made in view of the above-described conventional situation, and it should be solved to provide an opening / closing device capable of utilizing a sterilizing action by irradiation of ultraviolet rays both when the opening / closing member is closed and opened. It is an issue.

  According to a first aspect of the present invention, an opening / closing device includes a base and an opening / closing member pivotally supported by the base. The base is provided with an ultraviolet light source capable of irradiating ultraviolet rays, and the opening / closing member is closed. Alternatively, a reflection part that reflects the ultraviolet rays irradiated by the ultraviolet light source when opened is provided.

  The opening / closing device of the first invention having such a configuration operates as follows when, for example, a reflection part that reflects ultraviolet rays irradiated by the ultraviolet light source when the opening / closing member is closed is provided.

  In other words, the opening / closing device can directly apply the ultraviolet ray irradiated by the ultraviolet light source to the first range when the opening / closing member is opened. On the other hand, when the opening / closing member is closed, the opening / closing device can reflect the ultraviolet ray irradiated by the ultraviolet light source by the reflecting portion to change the irradiation direction and apply it to the second range. And in the 1st and 2nd range, if ultraviolet rays hit, a sterilization effect will arise.

  In addition, this opening / closing device operates in the same manner even when a reflecting portion that reflects ultraviolet rays irradiated by the ultraviolet light source when the opening / closing member is opened is provided.

  Therefore, the opening / closing device of the first invention can utilize the sterilizing action by irradiation of ultraviolet rays both when the opening / closing member is closed and when it is opened.

  As the ultraviolet light source, a general ultraviolet light source such as an ultraviolet lamp, an ultraviolet LED or the like can be employed. In addition, a light source such as an incandescent lamp, a fluorescent lamp, or a mercury lamp that irradiates light including ultraviolet rays (having a wavelength of about 300 to 400 nm) can also be employed. The ultraviolet light preferably has a wavelength of 380 nm that can effectively excite a photocatalyst described later. In order to reduce the size, power consumption, and durability of the ultraviolet irradiation device, it is preferable to use an ultraviolet LED.

  In the switchgear of the first invention, an antifouling layer that can reflect the ultraviolet rays and includes a photocatalyst can be formed on the surface of the reflecting portion.

  In this case, in this opening / closing device, the antifouling layer including the photocatalyst formed on the surface of the reflecting portion is also irradiated with ultraviolet rays. For this reason, even if there is a possibility that dirt adheres to the surface of the reflecting portion, the opening / closing device increases the activity of the photocatalyst in the antifouling layer containing the photocatalyst, and can effectively decompose the dirt component. For this reason, in this switchgear, it can control that dirt adheres to the surface of a reflective part, and, as a result, can maintain the bactericidal action by irradiation of ultraviolet rays over a long period of time.

An opening / closing device according to a second aspect of the present invention includes a base and an opening / closing member pivotally supported by the base, and the base is provided with an ultraviolet light source capable of irradiating ultraviolet rays, and the opening / closing member is closed. And a refracting portion for refracting the ultraviolet ray irradiated by the ultraviolet light source.

  The switchgear according to the second invention having such a configuration operates as follows when, for example, a refracting portion that refracts ultraviolet rays irradiated by the ultraviolet light source when the open / close member is closed is provided.

This switchgear, upon closure of the opening and closing member, the ultraviolet UV light source is irradiated is refracted by the refracting portion varying the irradiation direction can be shed in the second range. And in a 2nd range, if ultraviolet rays hit, a sterilization effect will arise.

  Therefore, the opening / closing device of the second invention can also use the sterilizing action by irradiation of ultraviolet rays both when the opening / closing member is closed and when the opening / closing member is opened.

  In the switchgear of the second invention, an antifouling layer that can transmit the ultraviolet light and includes a photocatalyst can be formed on the surface of the refracting portion.

  In this case, in this switchgear device, the antifouling layer including the photocatalyst formed on the surface of the refracting portion is also irradiated with ultraviolet rays. For this reason, this switchgear can increase the activity of the photocatalyst in the antifouling layer containing the photocatalyst and effectively decompose the dirt component even when the surface of the refracting portion may be contaminated. For this reason, in this switchgear, it can control that dirt adheres to the surface of a refracting part, and, as a result, can maintain the bactericidal action by irradiation of ultraviolet rays over a long period of time.

In the opening / closing apparatus of the first invention, the base body may be a hinge portion provided in a toilet body having a bowl surface, and the opening / closing member may be a toilet seat or a toilet lid.

In this case, an ultraviolet light source is provided at the hinge portion, and a reflecting portion is provided at the toilet seat or toilet lid. In a toilet provided with such a hinge part and toilet seat or toilet lid, for example, when the toilet seat or toilet lid is closed, the ultraviolet light irradiated by the ultraviolet light source is reflected by the reflecting part , and the toilet body, the rear of the hinge part, or the toilet seat Or it can hit the back of the toilet lid. Further, when the toilet seat or the toilet lid is opened, the ultraviolet rays irradiated by the ultraviolet light source can directly hit the bowl surface of the toilet body. And in the toilet bowl main body, the back of a hinge part, the back surface of a toilet seat or a toilet lid, the bowl surface of a toilet bowl main body, etc., if ultraviolet rays hit, a sterilization effect will arise. For this reason, this opening / closing apparatus can show | play the effect of this invention reliably as a toilet bowl.

  Furthermore, in this opening / closing device, a photocatalyst may be provided on at least one of the bowl surface, the toilet seat, and the toilet lid. In this case, by irradiating the photocatalyst provided on at least one of the bowl surface, toilet seat and toilet lid with ultraviolet rays, the activity of the photocatalyst is increased, and odor components and dirt components adhering to the bowl surface, toilet seat or toilet lid are removed. It can be decomposed more effectively. For this reason, this switchgear can produce the effect of the present invention more reliably as a toilet.

  In the opening and closing device of the first and second inventions, the base body may be a frame having an entrance and the opening and closing member may be a lid for opening and closing the entrance and exit.

  In this case, the frame is provided with an ultraviolet light source, and the lid is provided with a reflection part or a refraction part.

  In such a frame and lid, for example, when the lid is closed, the ultraviolet rays irradiated by the ultraviolet light source are reflected by the reflecting portion or refracted by the refracting portion, and can hit the back surface of the lid. Further, when the lid is opened, the ultraviolet rays irradiated by the ultraviolet light source can directly hit the inner wall surface of the frame having the entrance / exit. Then, on the back surface of the lid, the inner wall surface of the frame, and the like, a sterilizing action occurs when the ultraviolet rays hit.

  For this reason, this opening / closing device can also reliably exhibit the effects of the present invention as a room having a frame and a lid.

  Furthermore, in this opening / closing device, a photocatalyst may be provided on at least one of the frame and the lid.

  In this case, the photocatalyst provided on at least one of the frame and the lid is irradiated with ultraviolet rays, so that the activity of the photocatalyst is increased, and odor components and dirt components attached to the frame or the lid are more effectively decomposed. be able to. For this reason, this opening / closing device can exhibit the effect of the present invention more reliably as a room having a frame and a lid.

  Embodiments 1 to 3 embodying the present invention will be described below with reference to the drawings.

  As shown in FIG. 1, the switchgear according to the first embodiment is applied to a Western style toilet 10. The Western-style toilet 10 includes a Western-style toilet main body 11 having a bowl surface 11 a, a toilet flushing tank 12 provided above the rear of the western-style toilet main body 11, and an opening / closing provided in front of the toilet flushing tank 12 at the rear of the western-style toilet main body 11. It comprises a toilet seat toilet lid device 1 as a device.

  The toilet seat toilet lid device 1 includes a hinge portion 20 as a base, and a toilet seat 13 and a toilet lid 14 as opening and closing members pivotally supported by the hinge portion 20 so as to be swingable. As shown in FIG. 2, an internal space 20 a is formed in the hinge portion 20, and a UV-LED 21 as an ultraviolet light source capable of irradiating ultraviolet rays is installed above the internal space 20 a. UV-LED21 is arrange | positioned with the attitude | position which can irradiate an ultraviolet-ray toward the bowl surface 11a of the western-style toilet bowl main body 11. As shown in FIG.

  On the front side of the hinge portion 20, a translucent window 22 made of a resin material such as an acrylic resin that can transmit ultraviolet rays is provided so that the UV-LED 21 can irradiate the bowl surface 11 a with ultraviolet rays. Further, a light transmitting window 23 made of a resin material such as an acrylic resin capable of transmitting ultraviolet rays is also provided on the rear surface side of the hinge portion 20 as will be described in detail later.

  As shown in FIGS. 3 and 4, in the toilet seat 13, a reflective portion 13 a that reflects ultraviolet rays is provided on a surface facing the front side of the hinge portion 20 when the toilet seat 13 is closed. When the toilet seat 13 is opened, the reflecting portion 13a moves upward with respect to the irradiation direction of the UV-LED 21 as shown in FIG. For this reason, the ultraviolet-ray irradiated from UV-LED21 will permeate | transmit the translucent window 22 and is irradiated to the bowl surface 11a at the time of the toilet seat 13 opening.

  On the other hand, when the toilet seat 13 is closed, the reflecting portion 13a is moved to a place where the irradiation direction of the UV-LED 21 is blocked as shown in FIGS. For this reason, when the toilet seat 13 is closed, the ultraviolet light emitted from the UV-LED 21 is transmitted through the light transmitting window 22 and then reflected by the reflecting portion 13a, and changes its direction to the side opposite to the bowl surface 11a. The light passes through the window 22 and the translucent window 23 on the rear surface side of the hinge portion 20 and is irradiated to the rear side of the hinge portion 20, the lower front surface of the toilet bowl washing tank 12, the rear upper surface of the western-style toilet body 11, and the like. It has become.

  An antifouling layer that can reflect ultraviolet rays and contains a photocatalyst is formed on the surface of the reflecting portion 13a. Moreover, the photocatalyst is provided also in the bowl surface 11a, the toilet seat 13, and the toilet lid 14 so that the surface may be covered.

  The toilet seat toilet lid device 1 according to the first embodiment having such a configuration operates as follows. That is, when the toilet seat 13 is opened, the toilet seat toilet lid device 1 can directly apply the ultraviolet rays irradiated by the UV-LED 21 to the bowl surface 11a as shown in FIG. On the other hand, when the toilet seat toilet lid device 1 is closed, as shown in FIG. 3, the toilet seat toilet lid device 1 reflects the ultraviolet rays irradiated by the UV-LED 21 by the reflecting portion 13 a to change the irradiation direction. It can be applied to the lower front side of the washing tank 12, the rear upper surface of the western-style toilet body 11, and the like. And in the back of the bowl surface 11a and the hinge part 20, the sterilization effect | action will arise by being irradiated with an ultraviolet-ray.

  Therefore, the toilet seat toilet lid device 1 according to the first embodiment can utilize the bactericidal action by irradiation of ultraviolet rays both when the toilet seat 13 is closed and when it is opened.

  Moreover, in this toilet seat toilet lid apparatus 1, the antifouling layer which can reflect an ultraviolet-ray and contains a photocatalyst is formed in the surface of the reflection part 13a. For this reason, in this toilet seat toilet lid apparatus 1, ultraviolet rays are irradiated also to the antifouling layer containing the photocatalyst formed in the surface of the reflection part 13a. For this reason, the toilet seat toilet lid device 1 can effectively decompose the dirt component by increasing the activity of the photocatalyst in the antifouling layer containing the photocatalyst even when there is a possibility that dirt adheres to the surface of the reflecting portion 13a. it can. For this reason, in this toilet seat toilet lid device 1, it is possible to suppress the adhesion of dirt to the surface of the reflecting portion 13a, and as a result, it is possible to maintain the bactericidal action by irradiation with ultraviolet rays over a long period of time. is made of.

  Furthermore, in this toilet seat toilet lid device 1, since the photocatalyst is provided also in the bowl surface 11a, the toilet seat 13, and the toilet lid 14, the activity of the photocatalyst increases by irradiating them with ultraviolet rays, and the bowl surface 11a. The odor component and dirt component adhering to the toilet seat 13 and the toilet lid 14 can be decomposed more effectively. For this reason, this toilet seat toilet lid apparatus 1 can produce the effect of the present invention more reliably as the Western style toilet 10.

  In the toilet seat toilet lid device 1 according to the first embodiment, even when the reflecting portion 13a is provided on the toilet lid 14 instead of the toilet seat 13, the same effect can be obtained.

  As shown in FIGS. 5 and 6, the toilet seat toilet lid device 2 according to the second embodiment includes an inner space 20 a, a UV-LED 21, translucent windows 22 and 23, and a reflecting portion 13 a of the toilet seat toilet lid device 1 according to the first embodiment. Instead, the internal space 201a, the UV-LED 211, the translucent window 221 and the reflecting portion 131a are employed. Since the other structure is the same as that of the toilet seat toilet lid device 1 of the first embodiment, the description is omitted.

  In the toilet seat toilet lid device 2, as shown in FIG. 5, when the toilet seat 13 is opened, the reflecting portion 131 a moves above the UV-LED 211. And a part of ultraviolet-ray irradiated from UV-LED211 is permeate | transmitted the translucent window 221, is reflected by the reflection part 131a, and is irradiated to the bowl surface 11a. Moreover, the rest of the ultraviolet rays irradiated from the UV-LED 211 are also irradiated to the bowl surface 11a.

  On the other hand, as shown in FIG. 6, when the toilet seat 13 is closed, the reflecting portion 131 a moves to a lower location that does not block the irradiation direction of the UV-LED 211. And the ultraviolet-ray irradiated from UV-LED211 is irradiated to the upper surface of the toilet seat 13 after permeate | transmitting the translucent window 221. FIG. And in the upper surface of the bowl surface 11a and the toilet seat 13, a bactericidal action will arise by being irradiated with an ultraviolet-ray.

  Therefore, the toilet seat toilet lid device 2 according to the second embodiment can also use the bactericidal action by the irradiation of ultraviolet rays both when the toilet seat 13 is closed and when the toilet seat 13 is opened, similarly to the toilet seat toilet lid device 1 according to the first embodiment. ing.

  As shown in FIGS. 7 and 8, the opening / closing device of the third embodiment is applied to the trash can 30. The trash can 30 as an opening / closing device is constituted by a frame 31 having an entrance as a base and a lid 32 pivotally supported by the frame 31 as an opening / closing member.

  The frame 31 includes a bottom wall 34 and four side walls 35. An entrance is formed in the upper part, and a room 31a for accommodating dust and the like is formed therein. The frame 31 has a hinge 33 on the upper edge of one of the side walls 35, and the lid 32 is pivotally supported by the hinge 33 so as to be swingable. For this reason, the lid 32 can open and close the entrance / exit of the frame 31.

  The frame 31 has a UV-LED 41 as an ultraviolet light source capable of irradiating ultraviolet rays below the hinge 33. As shown in FIG. 8, the UV-LED 41 is arranged in a posture capable of irradiating ultraviolet rays toward the inner wall surface 31 b of the room 31 a of the frame 31 when the lid 32 is opened.

  On the other hand, a refracting portion 32a having a triangular cross section is provided on the hinge side of the back surface 32b of the lid 32. The refraction part 32a is a kind of prism (a transparent body having two or more non-parallel planes), and as shown in FIG. The back surface 32b of the body 32 can be irradiated.

  On the surface of the refracting portion 32a, an antifouling layer that can transmit ultraviolet rays and includes a photocatalyst is formed. A photocatalyst is also provided on the inner wall surface 31 b of the frame 31 and the back surface 32 b of the lid 32 so as to cover the surface.

  The trash can 30 of the third embodiment having such a configuration operates as follows. That is, when the lid 32 is opened, the trash box 30 can directly apply the ultraviolet rays irradiated by the UV-LED 41 to the inner wall surface 31b of the frame 31 as shown in FIG. On the other hand, as shown in FIG. 7, when the lid 32 is closed, the trash can 30 refracts ultraviolet rays irradiated by the UV-LED 41 by the refracting portion 32 a to change the irradiation direction, and hits the rear surface 32 b of the lid 32. Is done. And in the back surface 32b of the cover body 32, and the inner wall face 31b of the flame | frame 31, the bactericidal action will arise by being irradiated with an ultraviolet-ray.

  Therefore, the trash can 30 according to the third embodiment can use the sterilization action by the irradiation of ultraviolet rays both when the lid 32 is closed and when the lid 32 is opened.

  Further, in the trash box 30, an antifouling layer that can transmit ultraviolet rays and includes a photocatalyst is formed on the surface of the refracting portion 32a. For this reason, in this trash box 30, the antifouling layer containing the photocatalyst formed on the surface of the refracting portion 32a is also irradiated with ultraviolet rays. For this reason, even if there exists a possibility that dirt may adhere to the surface of the refraction part 32a, the activity of the photocatalyst is increased in the antifouling layer containing the photocatalyst and the dirt component can be effectively decomposed. For this reason, in this trash box 30, it can suppress that a dirt adheres to the surface of refracting part 32a, and as a result, it has realized realizing sterilization action by irradiation of ultraviolet rays over a long period of time. .

  Further, in this trash box 30, the photocatalyst is also provided on the inner wall surface 31 b of the frame 31 and the back surface 32 b of the lid body 32. The odor component and dirt component adhering to the inner wall surface 31b and the back surface 32b of the lid body 32 can be decomposed more effectively. For this reason, this trash can 30 can also exhibit the effect of the present invention more reliably.

  It is also possible to configure a room where people can go in and out with the same configuration as the trash can 30 of the third embodiment.

  In the above, the present invention has been described with reference to the first to third embodiments. However, the present invention is not limited to the first to third embodiments, and can be appropriately modified and applied without departing from the spirit of the present invention. Needless to say.

  For example, in the first and second embodiments, the hinge part 20 and the toilet bowl washing tank 12 are separate bodies, but the hinge part 20 may be integrally formed below the front face of the toilet bowl washing tank 12.

  The present invention can be used for a toilet seat toilet lid device, a trash can, a room and other opening / closing devices.

It is a schematic sectional drawing of the western style toilet bowl to which the toilet seat toilet lid apparatus of Example 1 is applied. It is a toilet seat toilet lid device of Example 1, and is an important section expanded sectional view at the time of opening of a toilet seat. FIG. 3 is an enlarged cross-sectional view of a main part when the toilet seat is closed according to the toilet seat toilet lid device of the first embodiment. It is a toilet seat toilet lid device of Example 1, and is an important section expanded sectional view of a reflective part at the time of closing of a toilet seat. It is a toilet seat toilet lid apparatus of Example 2, and is a principal part expanded sectional view at the time of opening of a toilet seat. It is a toilet seat toilet lid apparatus of Example 2, and is a principal part expanded sectional view at the time of closing of a toilet seat. It is a trash box of Example 3, and is a principal part expanded sectional view at the time of closure of a cover body. It is a trash box of Example 3, and is a principal part expanded sectional view at the time of the open | release of a cover body.

Explanation of symbols

1, 2 ... Toilet seat toilet lid device 30 ... Trash bin 20, 31 ... Base (20 ... Hinge part, 31 ... Frame)
13, 32 ... Opening / closing member (13 ... Toilet seat, 32 ... Lid)
21, 41 ... Ultraviolet light source (UV-LED)
13a ... Reflection part 32a ... Refraction part 11 ... Western style toilet body 11a ... Bowl surface 14 ... Toilet lid

Claims (4)

  A base and an opening / closing member pivotally supported by the base are provided, and the base is provided with an ultraviolet light source capable of irradiating ultraviolet rays. The opening / closing member is irradiated with the ultraviolet light source when closed or opened. A switchgear characterized in that a reflection part for reflecting the ultraviolet rays is provided. Comprising a substrate and a closing member which is pivotally supported on the base body, the base body ultraviolet light source capable of irradiating is provided a UV, the UV light source when closed in the closing member is irradiated the An opening / closing device provided with a refracting portion for refracting ultraviolet rays. Said substrate is a hinge portion provided in the toilet body having a bowl surface, said opening and closing member opening and closing apparatus according to claim 1 wherein the toilet seat or toilet lid.   The switchgear according to claim 3, wherein at least one of the bowl surface, the toilet seat, and the toilet lid is provided with a photocatalyst.

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