JP7306225B2 - toilet seat device - Google Patents

Description

The present invention relates to a toilet seat device.

Conventionally, as this type of toilet seat device, there has been proposed a device in which a toilet seat and a toilet lid are respectively supported via hinges so as to be openable and closable on a main body installed behind the upper surface of the toilet bowl (see, for example, Patent Document 1). reference). In this toilet seat device, both the hinge portion for the toilet seat and the hinge portion for the toilet lid are arranged on the upper side of the center of the main body of the toilet seat device. The hinge portion of the toilet seat extends and is connected to the first pivot so that the toilet seat is curved downward when the toilet seat is closed, and the hinge portion of the toilet lid is curved downward when the toilet lid is closed. and connected to the second pivot.

Patent No. 6443771

In the above-described toilet seat device, the toilet seat is arranged to cover the main body so that the main body is not exposed, so dirt does not accumulate in the gap between the main body and the toilet seat unlike the case where the main body is exposed. However, the hinge portion of the toilet seat and the hinge portion of the toilet lid are both arranged so as to overlap with each other in the center of the main body, and the hinge portion of the toilet lid is behind the first pivot portion to which the hinge portion of the toilet seat is connected. is connected to the second pivot through the . For this reason, the hinge portion of the toilet lid needs to be long in order to avoid the first pivot portion and to secure a length of overlap with the hinge portion of the toilet seat, which leads to an increase in the size of the entire device. In recent years, there has been an increasing demand for compactness of such toilet seat devices, so there is still room for improvement.

SUMMARY OF THE INVENTION The main object of the present invention is to improve the cleanliness of a toilet seat device and to provide a compact configuration.

The present invention employs the following means in order to achieve the above main object.

The toilet seat device of the present invention is
A toilet seat device in which a toilet seat and a toilet lid are respectively supported via hinges so as to be openable and closable on a main body installed behind the upper surface of the toilet,
The toilet seat has a seat on which a user sits, and a cover extending rearward from the seat and covering the main body,
The toilet lid includes a lid portion that covers the toilet seat, and a support shaft and a shaft hole extending from the rear end of the lid portion so as to wrap around the rear end of the cover portion of the toilet seat. and a hinge portion provided with
The main body has an opening at least rearward so that the distal end side of the hinge portion for the toilet lid can be inserted therein, and a hollow portion is formed in the opening in which the other of the pivot of the hinge portion and the shaft hole are provided. This is the gist.

In the toilet seat device of the present invention, the toilet seat has a seat portion and a cover portion that covers the main body, and the toilet lid is bent from the rear end of the lid portion to the rear end of the cover portion of the toilet seat. and a hinge portion having one of a support shaft and a shaft hole provided on the distal end side. The main body has a recess opening at least rearward so that the distal end side of the hinge portion for the toilet lid can be inserted therein, and in which the other of the pivot of the hinge portion and the shaft hole is provided. By covering the main body with the cover of the toilet seat, the main body is not exposed, so compared to the case where the main body is exposed, it prevents dirt from adhering to the gap between the main body and the toilet seat and improves cleanliness. can be improved. In addition, even when the toilet lid is open, the appearance of the toilet seat device can be enhanced by providing a neat appearance. In addition, the hinge portion of the toilet lid bends from the rear end of the lid portion to wrap around the rear end of the cover portion of the toilet seat and extends into the hollow portion of the main body from the rear opening, so the length of the hinge portion can be reduced. compact configuration. Therefore, even if the toilet seat covers the main body, the height of the toilet seat device can be suppressed, so that the cleanliness of the toilet seat device can be improved and the configuration can be made compact.

In the toilet seat device of the present invention, the main body is formed with two recesses at a predetermined interval, except for the central portion in the left-right direction. It is good also as what is provided two. In this way, a storage space for, for example, a private parts washing unit can be secured in the center of the main body in the left-right direction, and the recess can be removed from the center to make the main body compact.

In the toilet seat device of the present invention, the hinge portion for the toilet seat and the hinge portion for the toilet lid may be provided so as to be on the same axis. In this way, the height of the toilet seat device can be further reduced compared to when the axis of the hinge portion for the toilet seat and the axis line of the hinge portion for the toilet lid are on different axes.

In the toilet seat device of the present invention, a toilet seat damper that imparts rotational resistance to the spindle of the toilet seat hinge portion, and a toilet lid damper that imparts rotational resistance to the spindle of the toilet lid hinge portion. In addition, the toilet seat damper and the toilet lid damper may be provided in the same area among a plurality of areas partitioned by the recess in the left-right direction of the main body. By doing so, it is possible to secure a large amount of storage space in other areas where the dampers are not provided, thereby suppressing an increase in the size of the main body.

In the toilet seat device of the present invention, the main body has an upwardly convex portion formed so that the height on both end sides in the left-right direction is low, and the two toilet seat portions are formed on both side wall surfaces of the convex portion. One of the support shaft and the shaft hole of the hinge portion is provided, and the toilet seat has a concave portion capable of accommodating the convex portion formed on the back side of the cover portion, and the two inner wall surfaces of the concave portion. The other of the support shaft and the shaft hole of the two hinge portions may be provided. By doing so, the height of the protrusion can be absorbed by the recess of the toilet seat while the storage space in the main body is increased to the inside of the protrusion, so that the height of the toilet seat device can be suppressed.

1 is an external perspective view of a toilet bowl 1 to which a toilet seat device 10 is attached; FIG. 2 is a configuration diagram showing the outline of the configuration of the toilet seat device main body 20. FIG. 2 is an external perspective view of the toilet seat device main body 20. FIG. 3 is an external perspective view of the toilet seat 30. FIG. 4 is an external perspective view of the toilet lid 40. FIG. 2 is an external perspective view of the rear side of the toilet seat device 10. FIG. FIG. 7 is an explanatory diagram showing the closed state of the toilet seat device 10 in the AA cross section of FIG. 6; 8 is an explanatory view showing the open state of the toilet seat device 10 in the same cross section as FIG. 7; FIG.

A mode for carrying out the present invention will be described.

1 is an external perspective view of a toilet bowl 1 to which a toilet seat device 10 is attached, FIG. 2 is a configuration diagram showing an outline of the configuration of the toilet seat device body 20, and FIG. 3 is an external perspective view of the toilet seat device body 20. 4 is an external perspective view of the toilet seat 30, and FIG. 5 is an external perspective view of the toilet lid 40. As shown in FIG. 6 is an external perspective view of the rear side of the toilet seat device 10, FIG. 7 is an explanatory view showing the closed state of the toilet seat device 10 along the AA cross section of FIG. 6, and FIG. 8 is the same cross section as FIG. 2 is an explanatory diagram showing an open state of the toilet seat device 10. FIG. In this embodiment, the left-right direction, the front-rear direction, and the up-down direction are as shown in FIGS. 2 showing the configuration of the toilet seat device body 20, FIG. 2A is a top view, FIG. 2B is a front view, FIG. 2C is a left side view, and FIG. 2D is a right side view. 6, the housing surface of the toilet seat device main body 20 is partially omitted, and the configuration inside the toilet seat device main body 20 is shown in a partially exposed state.

As shown in FIG. 1, the toilet bowl 1 is a Western-style toilet bowl, and a toilet seat device 10 is installed on the toilet bowl 1 . The toilet seat device 10 includes a toilet seat device main body 20 installed behind the upper surface of the toilet bowl 1, a toilet seat 30 supported by the toilet seat device main body 20 so as to be openable and closable, and a toilet lid 40 supported by the toilet seat device main body 20 so as to be openable and closable. Prepare. The toilet seat device 10 also includes an operation panel for accepting user's operations, but the illustration thereof is omitted. When the toilet seat 30 is in the closed state (see FIGS. 1 and 7) and the toilet lid 40 is in the closed state (see FIGS. 6 and 7), the top surface is the front surface, and the bottom surface is the back surface.

The toilet seat device main body 20 incorporates a washing nozzle for washing the user's private parts, a private parts washing unit having a hot water heater for heating the washing water, and a control device for controlling the driving of each part. As shown in FIGS. 2 and 3, the toilet seat device main body 20 is formed in a substantially triangular prism shape when viewed from the side, and is provided with an opening/closing shutter 29 that opens and closes in accordance with the forward and backward movement of the private part washing nozzle at the lower part of the center of the front face. there is Further, the toilet seat device main body 20 is formed with convex portions 21 that protrude upward so that the height on both end sides in the left-right direction (the width direction of the toilet seat device main body 20) is one step lower. The projection 21 has a forward inclined surface 21a, a rearward inclined surface 21b, and left and right side wall surfaces 21c. Two groove-like depressions (grooves) 22 opening upward and rearward are formed at a predetermined interval on the rear inclined surface 21b of the projection 21 except for the central portion in the left-right direction. Therefore, the space inside the convex portion 21 of the toilet seat device main body 20 is partitioned into three regions, a left region 21L, a central region 21M, and a right region 21R, by the two recessed portions 22 (FIGS. 2A and 2B). 6).

The toilet seat device main body 20 has a structure for supporting the toilet seat 30 so that it can be opened and closed. 25 are provided, and a toilet seat damper 24 capable of imparting rotational resistance to the toilet seat 30 in the closing direction via the support shaft 25 is provided. The toilet seat device main body 20 has a structure for supporting the toilet lid 40 so that it can be opened and closed. The toilet lid damper 26 is provided with a support shaft 28 protruding from the toilet lid 40 and capable of imparting rotational resistance to the toilet lid 40 in the closing direction via the support shaft 27 . The shaft hole 23 of the toilet seat device main body 20 and the support shafts 25, 27, 28 are provided on the same axis L. As shown in FIG. The toilet seat damper 24 and the toilet lid damper 26 are configured as well-known fluid dampers or spring dampers. (see FIG. 6). 6, the housing surface of the toilet seat device main body 20 is partially omitted in order to show the toilet seat damper 24 and the toilet lid damper 26, but in reality the left side area 21L is also covered with the rear inclined surface 21b. and is not exposed.

As shown in FIGS. 1 and 4, the toilet seat 30 has a substantially annular seat portion 31 on which a user can sit, and is smoothly connected to the seat portion 31 and is inclined rearward from the seat portion 31. and a covering portion 32 extending to cover the toilet seat device main body 20 from above. The toilet seat 30 has a seat portion 31 and a cover portion 32 integrally formed, and does not strictly define boundaries between the portions. Note that the toilet seat 30 may incorporate a toilet seat heater that heats the seating surface, which is the surface of the seating portion 31 . Further, the toilet seat 30 is formed with a concave portion 33 capable of accommodating the convex portion 21 so that the convex portion 21 of the toilet seat device main body 20 is fitted on the back side of the cover portion 32 . Of the left and right inner wall surfaces of the recess 33, the right inner wall surface is provided with a support shaft 34 that can be inserted into the shaft hole 23 of the toilet seat device main body 20, and the left inner wall surface 33a of the toilet seat device. A shaft hole 35 into which the support shaft 25 of the main body 20 can be inserted is provided. The toilet seat 30 is supported by the toilet seat device body 20 so as to be openable and closable by inserting the support shaft 25 into the shaft hole 35 and the support shaft 34 into the shaft hole 23 .

As shown in FIGS. 1 and 5, the toilet lid 40 includes a lid portion 41 formed in a shape slightly larger than the toilet seat 30 to cover the toilet seat 30, and a rear end of the lid portion 41 in the closed state (the lid portion 41 in the open state). and two spaced apart hinge portions 42 extending from the lower end of the . The two hinge portions 42 are provided at the same predetermined interval as the two recessed portions 22 of the toilet seat device main body 20, and are bent so as to wrap around the rear end of the cover portion 32 of the toilet seat 30 to reach the distal end side (preceding the bent portion). ) is formed so as to enter the recessed portion 22 of the toilet seat device main body 20 (see FIG. 7). In the present embodiment, the lid portion 41 and the hinge portion 42 of the toilet lid 40 are integrally molded from a resin material. It may be integrated with the lid portion 41 .

Further, the toilet lid 40 is provided with a shaft hole 43 into which the support shaft 27 can be inserted at the tip side of the hinge portion 42 on the left side, and a support shaft 28 is inserted at the tip side of the hinge portion 42 on the right side. A possible axial hole 43 is provided. The toilet lid 40 is supported by the toilet seat apparatus main body 20 so as to be openable and closable by inserting the support shaft 27 into the shaft hole 43 of the left hinge portion 42 and inserting the support shaft 28 into the shaft hole 43 of the right hinge portion 42 . be done. As described above, since the shaft hole 23 of the toilet seat device main body 20 and the support shafts 25, 27, 28 are on the same axis L, the hinge portion of the toilet seat 30 (shaft hole 23, support shaft 34, support shaft 25) and shaft hole 35) and the hinge portion 42 (support shaft 27 and shaft hole 43, support shaft 28 and shaft hole 43) of the toilet lid 40 are provided so as to be on the same axis line L.

In the toilet seat device 10 configured in this manner, as shown in FIG. 1, when the toilet lid 40 is opened while the toilet seat 30 is closed, the cover portion 32 of the toilet seat 30 covers the upper surface of the toilet seat device main body 20. , the toilet seat device main body 20 can be prevented from being exposed except for the side and the rear. Therefore, it is possible to prevent dirt from adhering to the gap between the toilet seat device main body 20 and the toilet seat 30 . Further, when dirt adheres to the toilet seat 30, the adhered dirt can be easily wiped off because the seat portion 31 and the cover portion 32 are smoothly connected. Therefore, the cleanliness of the toilet seat device 10 can be improved. In addition, the appearance of the toilet seat device 10 can be improved by providing a neat appearance even when the toilet lid 40 is open.

Further, as described above, the hinge portion 42 of the toilet lid 40 is formed so as to bend around the rear end of the cover portion 32 of the toilet seat 30 and enter the recess portion 22 on the tip side thereof. That is, the hinge portion 42 extends from the lid portion 41 and is bent so as to face the lower surface of the lid portion 41 , so that the cover portion 32 of the toilet seat 30 is sandwiched between the hinge portion 42 and the lower surface of the lid portion 41 . ing. Therefore, the length of the hinge portion 42 can be reduced. Further, as shown in FIG. 7, the support shaft 27 to be inserted into the shaft hole 43 of the hinge portion 42 is provided on the upper side within the recess portion 22. 28 is the same. In this way, the tip side of the hinge portion 42 is positioned above the recessed portion 22 and close to the lid portion 41, so that the gap G between the tip side of the hinge portion 42 and the lid portion 41 (lower surface) is The gap can be formed by adding a margin to the thickness of the cover portion 32 of the toilet seat 30 (where the concave portion 33 is formed). Since the portion of the cover portion 32 where the concave portion 33 is formed is thinner than the seat portion 31, the gap G can be reduced, and the length of the hinge portion 42 can be further reduced. Therefore, the height of the toilet seat device 10 can be reduced because the length of the hinge portion 42 can be reduced and the vertical thickness of the toilet lid 40 including the hinge portion 42 can be reduced.

Furthermore, as shown in FIG. 8, the length of the hinge portion 42 is reduced so that the distal end side of the hinge portion 42 can be accommodated in the recess portion 22 even when the toilet lid 40 is open. That is, in the present embodiment, the recess 22 and the hinge 42 are configured such that the distal end side of the hinge 42 is accommodated in the recess 22 in both the open state and the closed state of the toilet lid 40 . Therefore, the toilet lid 40 does not protrude rearward from the rear end line BL (see FIGS. 7 and 8) of the toilet seat device body 20 . Therefore, not only the thickness of the toilet seat device 10 in the vertical direction but also the range in the front-rear direction required for opening and closing the toilet lid 40 can be reduced, so that the toilet seat device 10 can be made compact.

In the toilet seat device 10 described above, the cover portion 32 of the toilet seat 30 covers the toilet seat device main body 20 from above, so that cleanliness can be improved and the appearance of the toilet seat device 10 can be enhanced. Further, since the hinge portion 42 of the toilet lid 40 bends and extends from the rear end of the lid portion 41 so as to wrap around the rear end of the cover portion 32 of the toilet seat 30, the length of the hinge portion 42 and the hinge portion 42 are adjusted to The thickness of the included toilet lid 40 can be suppressed. Therefore, even if the toilet seat 30 covers the toilet seat device main body 20, the toilet seat device 10 can be made compact.

In addition, since the toilet seat device main body 20 is formed with the recessed portion 22 except for the central portion in the left-right direction, the recessed portion 22 is removed from the central portion while securing a storage space for, for example, a private washing unit in the central portion. A compact configuration is possible.

Moreover, since the hinge portion of the toilet seat 30 and the hinge portion 42 of the toilet lid 40 are on the same axis L, the height of the toilet seat device 10 can be suppressed compared to those on different axes.

In addition, since the toilet seat damper 24 and the toilet lid damper 26 are provided in the left region 21L, and a large storage space can be secured in the central region 21M and the right region 21R, the toilet seat device main body 20 is enlarged. can be restrained.

Further, the toilet seat device main body 20 can reduce the height of the toilet seat device 10 by absorbing the height of the convex portion 21 with the concave portion 33 while increasing the storage space to the inside of the convex portion 21 .

In the above-described embodiment, the toilet seat damper 24 and the toilet lid damper 26 are provided in the left region 21L of the toilet seat device main body 20, but they may be collectively provided in any region such as the right region 21R. I wish I had. Alternatively, the toilet seat damper 24 and the toilet lid damper 26 may be provided in separate areas. The toilet seat damper 24 and the toilet lid damper 26 may not be provided. Further, instead of the toilet seat damper 24 and the toilet lid damper 26, a motor for opening and closing the toilet seat 30 and a motor for opening and closing the toilet lid 40 may be provided.

In the embodiment, the hinge portion of the toilet seat 30 and the hinge portion 42 of the toilet lid 40 are on the same axis L, but they may be on different axes.

In the embodiment, the recess 22 is open upward and rearward, but this is not restrictive, and at least the rear is open so that the tip side of the hinge portion 42 can be inserted, and the upper part is covered. may

In the embodiment, the toilet seat device main body 20 is provided with two recessed portions 22 except for the central portion in the horizontal direction, but the present invention is not limited to this, and the recessed portions 22 are provided including the central portion in the horizontal direction. Alternatively, three or more depressions 22 may be provided. Alternatively, the toilet seat device main body 20 may be provided with one hollow portion in the central portion in the left-right direction. However, in a configuration including a private part washing unit, it is necessary that the recessed part 22 does not interfere with its storage space, so the recessed part 22 is provided except for the central part in order to reduce the size of the toilet seat device main body 20. things are preferred. In addition, in a configuration without a private parts washing unit, there is no such need, so the recess 22 may be provided in the central portion of the toilet seat device main body 20 .

In the embodiment, the convex portion 21 is formed on the toilet seat device main body 20 and the recessed portion 33 is formed on the toilet seat 30. However, the present invention is not limited to this. The recess 33 may not be formed in 30 . In this case, the hinge portion of the toilet seat 30 may be configured in the same manner as the hinge portion 42 of the toilet lid 40, and the toilet seat device main body 20 may be formed with a recess for the hinge portion of the toilet seat 30.

Further, each shaft hole (hinge hole) and each support shaft (hinge shaft) constituting each hinge portion of the toilet seat 30 and the toilet lid 40 may be provided in pairs. is the shaft hole and the shaft hole 23 of the toilet seat device main body 20 is the spindle.

The correspondence relationship between the main elements of the present embodiment and the main elements of the invention described in the column of Means for Solving the Problems will be described. The toilet seat device 10 of this embodiment corresponds to the "toilet seat device" of the present invention, the toilet seat device main body 20 corresponds to the "main body", the recessed portion 22 corresponds to the "recessed portion", and the support shafts 27 and 28 correspond to the " The toilet seat 30 corresponds to the "toilet seat", the seating part 31 corresponds to the "seat part", the cover part 32 corresponds to the "cover part", The toilet lid 40 corresponds to the "toilet lid", the lid part 41 to the "lid part", the hinge part 42 to the "hinge part (for the toilet lid)", and the shaft hole 43 to the "shaft hole". corresponds to The protrusion 21 corresponds to the "protrusion", the shaft hole 23 corresponds to the "toilet seat hinge shaft hole", the support shaft 25 corresponds to the "toilet seat hinge support shaft", and the recess 33 corresponds to the "recess", the support shaft 34 corresponds to the "support shaft", and the shaft hole 35 corresponds to the "shaft hole". The toilet seat damper 24 corresponds to the "toilet seat damper", and the toilet lid damper 26 corresponds to the "toilet lid damper".

Note that the correspondence relationship between the main elements of the present embodiment and the main elements of the invention described in the column of Means to Solve the Problem is the invention described in the column of Means to Solve the Problem. Since it is an example for specifically explaining the mode for carrying out the above, it does not limit the elements of the invention described in the column of means for solving the problems. That is, the interpretation of the invention described in the column of Means to Solve the Problem should be made based on the description in that column, and the present embodiment is the invention described in the column of Means to Solve the Problem. This is only a specific example of

Although the embodiments for carrying out the present invention have been described above, the present invention is by no means limited to such embodiments, and can be implemented in various forms without departing from the gist of the present invention. Of course.

INDUSTRIAL APPLICABILITY The present invention is applicable to the manufacturing industry of toilet seat devices and the like.

1 toilet bowl, 10 toilet seat device, 20 toilet seat device body, 21 convex portion, 21a forward inclined surface, 21b rearward inclined surface, 21c side wall surface, 21L left side region, 21M central region, 21R right side region, 22 recessed portion, 23 shaft hole, 24 toilet seat damper, 25, 27, 28 spindle, 26 toilet lid damper, 29 opening/closing shutter, 30 toilet seat, 31 seating portion, 32 cover portion, 33 concave portion, 33a inner wall surface, 34 spindle, 35 shaft hole, 40 toilet lid 41 lid portion 42 hinge portion 43 shaft hole BL rear end line G gap;

Claims (5)

A toilet seat device in which a toilet seat and a toilet lid are respectively supported via hinges so as to be openable and closable on a main body installed behind the upper surface of the toilet,
The toilet seat has a seat on which a user sits, and a cover extending rearward from the seat and covering the main body,
The toilet lid includes a lid portion that covers the toilet seat, and a support shaft and a shaft hole extending from the rear end of the lid portion so as to wrap around the rear end of the cover portion of the toilet seat. and a hinge portion provided with
The main body has an opening at least rearward so that the distal end side of the hinge portion for the toilet lid can be inserted therein, and a depression portion is formed in the opening in which the other of the pivot and shaft hole of the hinge portion is provided. . A toilet seat device according to claim 1,
The main body is formed with two recesses spaced apart from each other by a predetermined interval, except for the central portion in the left-right direction,
The toilet seat device, wherein the toilet lid is provided with two hinge portions spaced apart from each other by the predetermined interval. The toilet seat device according to claim 1 or 2,
The toilet seat device, wherein the hinge portion for the toilet seat and the hinge portion for the toilet lid are provided so as to be on the same axis. The toilet seat device according to any one of claims 1 to 3,
a toilet seat damper that imparts rotational resistance to the spindle of the toilet seat hinge;
a toilet lid damper that imparts rotational resistance to the support shaft of the toilet lid hinge;
with
The toilet seat damper and the toilet lid damper are provided in the same region among a plurality of regions partitioned by the recessed portion in the horizontal direction of the main body. The toilet seat device according to any one of claims 1 to 4,
The main body has an upwardly convex portion formed so that the height on both end sides in the left-right direction is lowered, and the two hinge portions for the toilet seat are provided with supporting shafts and shafts on both side wall surfaces of the convex portion. one of the holes is provided respectively,
In the toilet seat, a concave portion capable of accommodating the convex portion is formed on the back side of the cover portion, and both inner wall surfaces of the concave portion are provided with the other of the spindles and shaft holes of the two hinge portions. Toilet seat device.

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