JP2021101783A - Toilet seat device - Google Patents

Abstract

To provide a toilet seat device which can prevent displacement and breakage of an imaging range of an image sensor provided on a back side of a toilet seat due to seating.SOLUTION: A toilet seat device comprises: a toilet seat 12 which is arranged on an upper side of a toilet stool 10; a sensor unit 2A which includes an image sensor 20 that is provided on a back side of the toilet seat 12 and images an internal space of a toilet bowl 11; and a protective leg 5 which holds a spacing S between the sensor unit 2A and an upper surface 10a of the toilet stool 10 facing the sensor unit 2A in a state where the toilet seat 12 is closed. The toilet seat device includes such a configuration that the protective leg 5 is in contact with the upper surface 10a of the toilet stool 10 in the state where a seating person sits on the toilet seat 12, and the sensor unit 2A is arranged at a position apart by the spacing S from the upper surface 10a of the toilet stool 10.SELECTED DRAWING: Figure 5

Description

The present disclosure relates to a toilet seat device.

For example, Patent Document 1 describes a toilet bowl in which a camera is arranged on a toilet seat in order to photograph a reservoir portion of a toilet bowl in which excrement is located.

Japanese Unexamined Patent Publication No. 2017-176791

In a conventional toilet bowl, when the camera is installed on the back of the toilet seat, the camera may come into contact with the upper surface of the toilet bowl, the imaging range may shift, or the camera may be damaged.

The present disclosure provides a toilet seat device capable of preventing deviation or damage of the imaging range of an image sensor provided on the back of the toilet seat.

The toilet seat device of one aspect of the present disclosure includes a toilet seat arranged above the toilet bowl, a sensor unit provided on the back side of the toilet seat and provided with an image sensor for capturing the internal space of the toilet bowl, and the toilet seat closed. In the state, the sensor unit is provided with a holding structure for maintaining a distance between the sensor unit and the upper surface of the toilet bowl facing the sensor unit.

It is a perspective view which looked at the toilet seat device by 1st Embodiment which is 1st Embodiment of this disclosure from obliquely above, and is the figure which partially broke the toilet seat. FIG. 3 is a plan view of the toilet seat device shown in FIG. 1 as viewed from above. FIG. 2 is a cross-sectional view taken along the line AA shown in FIG. It is a figure which shows the back surface of the toilet seat which was opened by the toilet seat device shown in FIG. It is an enlarged view of the main part which shows the structure around the protection leg shown in FIG. It is a figure which shows the back surface of the toilet seat which was opened by the toilet seat device by 2nd Embodiment of this disclosure. It is a figure which shows the back surface of the toilet seat opened in the toilet seat device by the 3rd Embodiment of this disclosure. FIG. 2 is a cross-sectional view taken along the line BB shown in FIG. It is a figure which shows the modification of the protection leg shown in FIG. 8 in the toilet seat device by the 1st modification. It is a figure which shows the back surface of the toilet seat opened in the toilet seat device by the 3rd Embodiment of this disclosure. It is a figure which shows the back surface of the toilet seat which was opened by the toilet seat device by 4th Embodiment of this disclosure. It is a figure which shows the modification of the protection leg shown in FIG. 11 in the toilet seat device by the 2nd modification. It is a side view of the toilet seat device according to 5th Embodiment of this disclosure. It is a side view of the toilet seat device according to the 6th Embodiment of this disclosure. It is a side view of the toilet seat device according to 7th Embodiment of this disclosure.

Hereinafter, the toilet seat device according to the embodiment of the present disclosure will be described with reference to the drawings.

(First Embodiment)
As shown in FIGS. 1 and 2, the toilet seat device 1 according to the first embodiment has the toilet bowl 10 having the toilet bowl 11, the toilet seat 12 provided to be openable and closable with respect to the toilet bowl 10, and the toilet seat 12. A toilet lid (not shown) that can be opened and closed, an image determination device 2 for acquiring an image of the stool G excreted by the user and determining the state of the stool G from the image, and the back surface of the toilet seat 12. It is provided with a plurality of (three in this case) protective legs 5 (holding structure, protective portion) protruding downward from 12a.

In FIG. 1, a closed toilet seat 12 is shown, and the closed toilet lid covers the opening 11a (see FIG. 3) of the toilet bowl 11 from above via the toilet seat 12.

In the following description, the front side of the user of the toilet seat device 1 is defined as the front side while the user is seated on the toilet seat 12. In the same state, the back side of the user is the rear side, and the direction connecting the front side and the rear side is called the front-rear direction X1. The left side when viewed from the user seated on the toilet seat 12 is defined as the "left side", the right side is defined as the "right side", and the direction connecting the left side and the right side is defined as the left-right direction X2. The side away from the floor surface on which the toilet seat device 1 is installed is defined as the "upper side", the side closer to the floor surface is defined as the "lower side", and the direction connecting the upper side and the lower side is defined as the vertical direction X3.

As shown in FIG. 3, the upper surface 10a of the toilet bowl 10 is provided with a rim that projects toward the inner space of the toilet bowl 11. The water reservoir 11c arranged at the bottom of the toilet bowl 11 is connected to the toilet drainage channel 14 for discharging the stool G from the toilet bowl 11.

The toilet seat 12 is provided at the rear portion of the toilet bowl 10 and is rotatably configured around a rotation shaft O1 extending in the left-right direction X2. The toilet seat 12 is in a closed state (hereinafter referred to as a closed position P1) that is in contact with the upper surface 10a of the toilet bowl 10 and is expanded in the left-right direction X2 and the front-rear direction X1 by rotating as described above, and the upper surface 10a of the toilet bowl 10. It can be in any open state (hereinafter referred to as the open position P2 shown in FIG. 4) that extends at least in the vertical direction X3 away from the toilet. The toilet seat 12 forms an annular shape that extends continuously in the circumferential direction, and is in contact with the upper surface 10a of the toilet bowl 10 at the closed position P1. The opening 12b of the toilet seat 12 is set to be slightly smaller than the opening 11a of the toilet bowl 11 when viewed from above. The toilet seat 12 projects toward the inner space from the upper surface 10a of the toilet bowl 10 at the closed position P1.

As shown in FIG. 4, the back surface 12a of the toilet seat 12 is provided with support legs 13 projecting downward at four locations in the circumferential direction. The toilet seat 12 is supported at four points by four support legs 13 with respect to the upper surface 10a of the toilet bowl 10 at the closed position P1.

The toilet lid (not shown) is rotatably configured around a rotation axis extending in the left-right direction X2, covers the toilet seat 12 in the closed position P1 and extends in the left-right direction X2 and the front-rear direction X1 and is formed of the toilet bowl 11 and the toilet seat 12. It can be either a closed state that closes each opening or an open state that extends at least in the vertical direction X3. That is, the toilet lid is provided so that the openings of the toilet bowl 11 and the toilet seat 12 can be opened and closed.

As shown in FIGS. 3 and 4, the above-mentioned image determination device 2 is provided on the back surface 12a of the toilet seat 12. The image determination device 2 includes an image sensor 20 provided on the back surface 12a of the toilet seat 12, a tilt sensor 21 that acquires opening / closing information of the toilet seat 12, and an image sensor 20 according to the opening / closing information of the toilet seat 12 acquired by the tilt sensor 21. The back side of the toilet bowl drainage channel 14 so that the image pickup control unit 22 that controls the possibility of imaging by the toilet bowl 10 and the stool G that has moved from the bottom surface of the water storage portion 11c of the toilet bowl 10 toward the back side of the toilet bowl drainage channel 14 can be imaged. It is provided with an illumination unit 23 for irradiating the light.

The tilt sensor 21 is housed in the toilet seat 12 and is set to detect that the toilet seat 12 is opened when it is about to open at a certain angle or more. As an example of the tilt sensor 21, a ball is housed inside and the tilt is detected by the movement of the ball. The tilt sensor 21 is set so as not to detect a slight rattling or lifting of the toilet seat 12, and the tilt sensor 21 is set to react when the toilet seat 12 is opened more than a set angle. .. In addition to the tilt sensor 21, the open / close acquisition unit may use an automatic open / close device for the toilet seat 12 as an open / close sensor.

In the present embodiment, the image pickup control unit 22 is arranged in the toilet bowl 10 and is provided so as to be able to communicate wirelessly or by wire with the image sensor 20 and the tilt sensor 21. The image pickup control unit 22 controls to stop the image pickup of the internal space (water storage part 11c) of the toilet bowl 11 by the image sensor 20 when the opening / closing information acquired by the tilt sensor 21 determines that the toilet seat 12 is in the open state. And a control that can delete the image captured at this time. The image pickup control unit 22 is interlocked with a seating sensor (not shown) such as a load sensor that detects the closed state of the toilet seat 12, and when the toilet seat 12 is closed and the seating is detected, the toilet bowl 11 is used. The internal space may be controlled to be imaged by the image sensor 20.

The image sensor 20 has a camera lens. The image sensor 20 is installed on the back surface 12a of the toilet seat 12 and can image the internal direction of the toilet drainage channel 14 that discharges the stool G from the water reservoir 11c of the toilet bowl 11. It is arranged in the direction facing the. As shown in FIG. 2, the image sensor 20 is located in front of the water storage portion 11c and at a position capable of capturing the back side (rear side) from the entrance (toilet bowl drainage channel opening 14a) of the toilet bowl drainage channel 14. Have been placed.

As shown in FIG. 4, the lighting unit 23 uses, for example, an LED, and is arranged in front of the image sensor 20 on the back surface 12a of the toilet seat 12. As shown in FIGS. 1 to 3, the range of the illumination L irradiated by the illumination unit 23 is diffused from the illumination unit 23 so that the irradiation center is located at the water storage portion 11c of the toilet bowl 11. The illumination unit 23 is provided so that the center of the field of view of the image sensor 20 substantially coincides with the position where the image sensor 20 hits the object (reservoir portion 11c). As described above, the positional relationship between the lighting unit 23 and the image sensor 20 shows an example in the present embodiment, and the lighting unit 23 is in the vicinity of the image sensor 20 and the toilet bowl drainage channel opening is provided by the image sensor 20. Any position may be used as long as it can irradiate the back side of 14a.

As shown in FIGS. 4 and 5, the back surface 12a of the toilet seat 12 is arranged so as to cover the periphery of the image sensor 20 (the illumination unit 23 is described in FIG. 5), and the toilet bowl 10 is arranged with the toilet seat 12 closed. Three protective legs 5 that come into contact with the upper surface 10a are provided. As shown in FIG. 3, the protective leg 5 is formed of, for example, a rubber member, projects downward from the back surface 12a of the toilet seat 12 in a seated state, and the protruding end 5a abuts on the upper surface 10a of the toilet bowl 10. These protective legs 5 have a distance S between the image sensor 20 and the upper surface 10a of the toilet bowl 10 facing the image sensor 20 in a state where the protruding end 5a is in contact with the upper surface 10a of the toilet bowl 10 at the closed position P1 of the toilet seat 12. It has a function of opening and holding (see FIG. 5). The protective legs 5 are arranged at positions on the outside of the image sensor 20 in the left-right direction and at positions on the front side of the toilet seat and on the rear side of the toilet seat with the image sensor 20 in between, in a plan view of the toilet seat 12 from the back surface side.

The protective legs 5 are projected at a height so that the image sensor 20 arranged on the back surface 12a of the toilet seat 12 does not come into contact with the upper surface 10a of the toilet bowl 10 when seated. If there is a portion of the image sensor accommodating portion that protrudes from the back surface 12a of the toilet seat 12, the protective leg 5 is installed so that the image sensor accommodating portion projects so as not to hit the upper surface 10a of the toilet bowl 10. Alternatively, the image sensor storage portion may be installed so as to have a clearance with the upper surface 10a of the toilet bowl 10 formed by the support legs 13 of the toilet seat 12 or more so as to protrude from the back of the toilet seat without placing the protective legs 5.

As a result, the image sensor 20 is provided with the protective legs 5 or the support legs 13 of the toilet seat 12 arranged in the vicinity, so that, for example, when the toilet seat 12 is in the closed position P1 due to sitting, the upper surface of the toilet bowl 10 is deformed as the toilet seat 12 is deformed. The contact with the 10a is prevented, and the external contact can be prevented even at the open position P2.

Next, the operation of the toilet seat device 1 according to the present embodiment will be described in detail with reference to the drawings. As shown in FIGS. 3 and 5, in the toilet seat device 1 according to the present embodiment, when the toilet seat 12 is set to the closed position P1, the protective legs 5 protruding downward from the back surface 12a of the toilet seat 12 are placed on the upper surface 10a of the toilet bowl 10. Be grounded. At this time, the protective legs 5 hold the image sensor 20 provided on the back side of the toilet seat 12 and the upper surface 10a of the toilet bowl 10 with a gap S, so that the seat is seated when the seated person is seated on the toilet seat 12. It is possible to prevent the image sensor 20 from shifting the imaging range due to the weight of the person or the deflection of the toilet seat 12, and to prevent the image sensor 20 from being subjected to strong stress.

In the toilet seat device 1 according to the present embodiment, as shown in FIG. 4, the protective legs 5 are arranged on the front side of the toilet seat and the rear side of the toilet seat with the image sensor 20 in between in a plan view of the toilet seat 12 from the back surface side. , The image sensor 20 is surrounded by the protective legs 5 in the front-rear direction, and the influence of the deflection of the toilet seat 12 can be further reduced.

In the present embodiment, since the plurality of protective legs 5 are arranged so as to cover the periphery of the image sensor 20 in a plan view of the toilet seat 12 from the back surface side, the influence of the deflection of the toilet seat 12 can be further reduced.

In the toilet seat device 1 according to the present embodiment, it is possible to prevent the image sensor 20 provided on the back of the toilet seat from being displaced or damaged due to sitting.

Next, the toilet seat device according to another embodiment will be described. The components having the same functions as the components of the first embodiment described above are designated by the same reference numerals, and detailed description thereof will be omitted because the description thereof will be duplicated.

(Second Embodiment)
As shown in FIG. 6, the toilet seat device 1A according to the second embodiment has a second protective leg 5A (holding structure, protection) having a different shape at a different position from the protective leg 5 (see FIG. 4) of the first embodiment described above. Part) is provided. The second protective leg 5A is provided so as to project from the back surface 12a of the toilet seat 12, and is arranged between the image sensor 20 and the support leg 13 (rear support leg 13B) located behind the image sensor 20. ing. That is, the second protective leg 5A is the region where the distance between the sensor unit 2A having the image sensor 20 and the illumination unit 23 and the pair of support legs 13A and 13B arranged apart from each other in the front-rear direction is larger (here). In the area between the image sensor 20 and the rear support leg 13B), the image sensor 20 is arranged at a position closer to the image sensor 20. The second protective leg 5A has a substantially similar shape slightly smaller than the support leg 13 and is formed in a long rectangular shape in the left-right direction X2 of the toilet seat 12, and has the same protruding height as the support leg 13. Therefore, with the toilet seat 12 closed, the four support legs 13 and the second protective leg 5A are simultaneously grounded on the upper surface 10a (see FIG. 3) of the toilet bowl 10.

In the toilet seat device 1A of the second embodiment, since the second protective leg 5A is provided between the front and rear support legs 13A and 13B of the toilet seat 12, the space between the front and rear support legs 13A and 13B is downward. It is possible to prevent bending. Therefore, it is possible to prevent the sensor unit 2A such as the image sensor 20 located between the front and rear support legs 13A and 13B from hitting the upper surface 10a of the toilet bowl 10.

(Third Embodiment)
As shown in FIGS. 7 and 8, in the toilet seat device 1B according to the third embodiment, on the back surface 12a of the toilet seat 12, between the pair of front and rear support legs 13A and 13B, the circumferential direction of the toilet seat 12 (front-back direction X1). A rib-shaped third protective leg 5B (holding structure, protective portion) extending along the above is provided. The third protective leg 5B is arranged on the outer peripheral side of the sensor unit 2A in the toilet seat 12, and extends so that both ends 5b of the third protective leg 5B in the length direction are located in the vicinity of the support legs 13A and 13B, respectively. .. The third protective leg 5B protrudes from the back surface 12a of the toilet seat 12 at a predetermined height, and the protruding end 5a comes into contact with the upper surface 10a of the toilet bowl 10 when the lid is closed. That is, in the third protective leg 5B, the four support legs 13 provided on the toilet seat 12 and the protruding end 5a of the third protective leg 5C are simultaneously in contact with the upper surface 10a of the toilet bowl 10.

In the toilet seat device 1B according to the third embodiment, since the third protective leg 5B is provided between the front and rear support legs 13A and 13B of the toilet seat 12, the space between the front and rear support legs 13A and 13B is downward. It is possible to prevent bending. Therefore, it is possible to prevent the sensor unit 2A such as the image sensor 20 located between the front and rear support legs 13A and 13B from hitting the upper surface 10a of the toilet bowl 10.

(Fourth Embodiment)
The toilet seat device 1C according to the fourth embodiment shown in FIG. 9 is provided with a rib-shaped first reinforcing plate 6A (holding structure) in place of the above-mentioned protective legs 5, 5A and 5B. The plan-view shape of the first reinforcing plate 6A as viewed from below is the same as that of the third protective leg 5B (see FIG. 7) shown in the third embodiment described above, between the pair of front and rear support legs 13A and 13B. It has a shape that extends along the circumferential direction (front-back direction X1) of the toilet seat 12.

The first reinforcing plate 6A has a protruding height in the direction away from the back surface 12a of the toilet seat 12, and is set to a height lower than that of the sensor unit 2A. That is, when the support leg 13 of the toilet seat 12 is in contact with the upper surface 10a of the toilet bowl 10, the lower surface 6a of the first reinforcing plate 6A is separated from the upper surface 10a of the toilet bowl 10. Examples of the member of the first reinforcing plate 6A include metal, resin and the like. The first reinforcing plate 6A is fixed to the back surface 12a of the toilet seat 12 by, for example, screwing or adhering.

In the toilet seat device 1C according to the fourth embodiment, the region between the front and rear support legs 13A and 13B of the toilet seat 12 is reinforced by the first reinforcing plate 6A, so that the region of the toilet seat 12 bends downward. Can be prevented. Therefore, it is possible to prevent the sensor unit 2A such as the image sensor 20 located between the front and rear support legs 13A and 13B from hitting the upper surface 10a of the toilet bowl 10.

In the toilet seat device 1C according to the first modification shown in FIG. 10, instead of the first reinforcing plate 6A of the fourth embodiment described above, the toilet seat 12 is located in the front-rear direction X1 between the pair of front-rear support legs 13A and 13B. It is configured to be provided with a thin plate-shaped second reinforcing plate 6B (holding structure) extending along the line. The second reinforcing plate 6B has a widening portion 6b that bulges inward in the left-right direction X2 on the rear side, and is attached in a state of being overlapped with the back surface 12a of the toilet seat 12. The second reinforcing plate 6B also protrudes from the back surface 12a of the toilet seat 12 at the same height as the first reinforcing plate 6A, and is located between the pair of front and rear support legs 13A and 13B in the circumferential direction of the toilet seat 12 (front-back direction X1). ), It has a shape that extends along.

With such a configuration, the region between the front and rear support legs 13A and 13B of the toilet seat 12 is reinforced by the second reinforcing plate 6B, so that the region of the toilet seat 12 is prevented from bending downward. it can. Therefore, it is possible to prevent the sensor unit 2A such as the image sensor 20 located between the front and rear support legs 13A and 13B from coming into contact with the upper surface 10a (see FIG. 9) of the toilet bowl 10.

(Fifth Embodiment)
As shown in FIG. 11, the toilet seat device 1D according to the fifth embodiment is provided on the back surface 12a of the toilet seat 12 like the first reinforcing plate 6A according to the fourth embodiment and the second reinforcing plate 6B according to the first modification. It is not a structure, but a third reinforcing plate 6C (holding structure) is provided on the upper surface of the back surface 12a inside the toilet seat 12. The third reinforcing plate 6C is made of an iron plate, and extends to a position where both end portions 6c and 6c in the length direction overlap each other on the upper side of the pair of front and rear support legs 13A and 13B corresponding to each other. The third reinforcing plate 6C is formed with the same width dimension over the entire length direction. The third reinforcing plate 6C is fixed to the upper surface of the toilet seat 12 by, for example, screwing or adhering.

In the fifth embodiment, since the region between the front and rear support legs 13A and 13B of the toilet seat 12 is reinforced by the third reinforcing plate 6C, it is possible to prevent the region of the toilet seat 12 from bending downward. Therefore, it is possible to prevent the sensor unit 2A such as the image sensor 20 located between the front and rear support legs 13A and 13B from coming into contact with the upper surface 10a (see FIG. 9) of the toilet bowl 10.

The length and width of the third reinforcing plate 6C can be changed as appropriate. For example, in the present embodiment, both end portions 6c of the third reinforcing plate 6C pass through a region overlapping the upper surfaces of the support legs 13A and 13B and further extend, but may overlap so as not to extend longer than the overlapping region. ..

Further, as a form in which the reinforcing plate is arranged inside the toilet seat 12, it is also possible to have a configuration in which the reinforcing plate does not overlap the upper surface of the support leg 13. For example, the first reinforcing plate 6A (see FIG. 9) or the second reinforcing plate 6B (see FIG. 10) of the fourth embodiment may be provided on the upper surface of the toilet seat 12.

In the second modification shown in FIG. 12, a fourth reinforcing plate 6D (holding structure) having a different shape is provided in place of the third reinforcing plate 6C according to the fifth embodiment described above. The fourth reinforcing plate 6D has a shape in which the region of the end portion 6c overlapping the upper surfaces of the support legs 13A and 13B projects larger than the support legs 13A and 13B in a plan view.

In the second modification, the fourth reinforcing plate 6D itself reinforces the toilet seat 12, as in the fifth embodiment described above, and the downward load applied to the fourth reinforcing plate 6D is more efficiently supported by the support leg 13. Can be communicated to.

(Sixth Embodiment)
As shown in FIG. 13, the toilet seat device 1E according to the sixth embodiment has a configuration in which the thickness of the four support legs 13 provided on the toilet seat 12 is increased and the height protruding downward from the back surface 12a of the toilet seat 12 is increased. Is. The height h1 of the support leg 13 at this time is set to be larger than the protruding height h2 from the back surface 12a of the toilet seat 12 in the sensor unit 2A.

In this case, since the clearance between the sensor unit 2A and the upper surface 10a of the toilet bowl 10 can be secured in the state where the toilet seat 12 is closed, the back surface of the toilet seat 12 is bent downward even if the support legs 13A and 13B are bent downward. It is possible to prevent the sensor unit 2A protruding from the 12a from hitting the upper surface 10a of the toilet bowl 10.

(7th Embodiment)
As shown in FIG. 14, the toilet seat device 1F according to the seventh embodiment has a pair of support legs 13A and 13B (holding structures) arranged in the front-rear direction X1 among the four support legs 13 provided on the toilet seat 12. The configuration is such that the distance in the direction X1 is shortened. At this time, the distance between the support legs 13A and 13B in the front-rear direction X1 is set so that at least one of the support legs 13 is close to the sensor unit 2A.

In the seventh embodiment, when the toilet seat 12 is closed, the distance between the front and rear support legs 13A and 13B sandwiching the sensor unit 2A is narrowed, so that the region between the support legs 13A and 13B in the toilet seat 12 faces downward. It is possible to prevent the sensor unit 2A protruding from the back surface 12a of the toilet seat 12 from coming into contact with the upper surface 10a of the toilet bowl 10.

(8th Embodiment)
As shown in FIG. 15, the toilet seat device 1G according to the eighth embodiment has a configuration in which the sensor unit 2A is arranged close to one of the support legs 13A and 13B (here, the front support leg 13A). That is, the sensor unit 2A is arranged in the vicinity of the support leg 13 in which the downward bending of the toilet seat 12 is small.

In the eighth embodiment, with the toilet seat 12 closed, the sensor unit 2A is arranged in the vicinity of one of the front and rear support legs 13A and 13B. That is, since the sensor unit 2A is arranged between the support legs 13A and 13 in a region where the deflection is small, it is possible to prevent the image sensor 20 or the like protruding from the back surface 12a of the toilet seat 12 from hitting the upper surface 10a of the toilet bowl 10. it can.

Although the embodiment of the toilet seat device according to the present disclosure has been described above, the present disclosure is not limited to the above embodiment.

For example, in the present embodiment, in order to protect the image sensor 20, a protective leg 5 is provided on the back surface 12a of the toilet seat 12 so as to come into contact with the upper surface 10a of the toilet bowl 10 with the toilet seat 12 closed. The number is not limited to 5, and a holding structure (protection unit) having another configuration can be adopted. For example, the holding structure may have a shape in which the back surface 12a of the toilet seat 12 is bulged downward.

The configuration such as the shape and quantity of the protective legs 5 is not limited to the above-described embodiment, and can be appropriately set. In the above-described embodiment, the image sensor 20 is arranged so as to cover the periphery thereof, and at least three protective legs 5 including the front and rear of the image sensor 20 are arranged, but the position is not limited to such a position. For example, the protective unit may be arranged at a predetermined interval along the circumferential direction of the toilet seat 12.

In the present embodiment, the tilt sensor 21 housed in the toilet seat 12 is adopted as the opening / closing acquisition unit for detecting the opening / closing of the toilet seat 12, and the opening / closing information is obtained by the tilt angle of the toilet seat 12, but the present invention is not limited to this. , Other open / close acquisition units may be adopted. As another opening / closing acquisition unit of the toilet seat 12, a seating sensor (not shown) that detects when the toilet seat 12 is seated is provided, and the internal space of the toilet bowl 11 is imaged by the image sensor 20 only when the seating is detected. It may be controlled to. As the seating sensor, a load sensor or the like can be adopted.

In addition, it is possible to replace the components in the above-described embodiment with well-known components as appropriate without departing from the gist of the present disclosure.

1, 1A, 1B, 1C, 1D, 1E, 1F, 1G ... Toilet seat device, 2 ... Image judgment device, 2A ... Sensor unit, 5, 5A, 5B ... Protective legs (holding structure, protection unit), 5a ... Bottom surface, 6, 6A, 6B ... Reinforcing plate (holding structure), 10 ... Toilet bowl, 10a ... Top surface, 11 ... Toilet bowl, 12 ... Toilet seat, 12a ... Back side, 13 ... Support leg (holding structure), 20 ... Image sensor, 21 ... Tilt sensor, 23 ... Illumination unit, X1 ... Front-back direction, X2 ... Left-right direction, X3 ... Up-down direction

Claims (14)

The toilet seat placed above the toilet bowl and
A sensor unit provided on the back side of the toilet seat and provided with an image sensor that images the internal space of the toilet bowl.
A holding structure that maintains a distance between the sensor unit and the upper surface of the toilet bowl facing the sensor unit when the toilet seat is closed.
Toilet seat device equipped with. The holding structure holds a distance between the sensor unit and the upper surface of the toilet bowl facing the sensor unit while the user is seated.
The toilet seat device according to claim 1. The holding structure has a protective portion that projects downward from the back surface of the toilet seat.
The protection unit has a higher protrusion height than the sensor unit.
The toilet seat device according to claim 1. The holding structure has a protective portion that projects downward from the back surface of the toilet seat.
With the user seated on the toilet seat, the protective portion touches the upper surface of the toilet bowl, and the sensor unit is arranged at a position spaced from the upper surface of the toilet bowl.
The toilet seat device according to claim 1. The protective portion is arranged between support legs having a pair of ground contact areas protruding from the back surface of the toilet seat and separated in the front-rear direction.
A plurality of the protective portions are provided so as to be smaller than the ground contact area of the support legs.
The toilet seat device according to claim 3 or 4. The protective portion is arranged between support legs having a pair of ground contact areas protruding from the back surface of the toilet seat and separated in the front-rear direction.
The sensor unit is arranged between the pair of support legs, and the sensor unit is arranged between the pair of support legs.
The protective portion is formed in a flat plate shape in a large region at a distance between the pair of support legs and the sensor unit.
The toilet seat device according to claim 3 or 4. The protective portion is arranged between support legs having a pair of ground contact areas protruding from the back surface of the toilet seat and separated in the front-rear direction.
The protective portion is formed so as to extend in the front-rear direction.
The toilet seat device according to claim 3 or 4. The holding structure is arranged on the front side of the toilet seat and the rear side of the toilet seat with the sensor unit at least sandwiched in a plan view of the toilet seat from the back surface side.
The toilet seat device according to any one of claims 1 to 5. The holding structure is arranged so as to cover the periphery of the sensor unit in a plan view of the toilet seat as viewed from the back surface side.
The toilet seat device according to any one of claims 1 to 5. The holding structure is a reinforcing plate arranged between a pair of support legs protruding from the back surface of the toilet seat and separated in the front-rear direction.
The toilet seat device according to claim 1. The toilet seat device according to claim 10, wherein the reinforcing plate extends in the front-rear direction, and end portions in the front-rear direction overlap at least above the support legs. The reinforcing plate is arranged on the back surface of the toilet seat.
The toilet seat device according to claim 10 or 11. The reinforcing plate is arranged inside the toilet seat,
The toilet seat device according to claim 10 or 11. The holding structure is a support leg having a pair of ground contact areas protruding from the back surface of the toilet seat and separated in the front-rear direction.
The pair of support legs have a thickened portion that increases the wall thickness and height dimension so as to project at least from the sensor unit.
The toilet seat device according to claim 1.

Images