JP5106247B2 - Toilet seat device - Google Patents

Description

  The present invention relates to a toilet seat device.

  Patent Document 1 discloses a conventional toilet seat device. This toilet seat device is provided with a base member on which functional devices such as a toilet bowl cleaning tank and a local cleaning apparatus are mounted and which can be attached to the rear upper surface of the western-style toilet body. A casing having a side wall that covers the outer peripheral end surface of the base member and a pivotal support portion that pivotally supports the toilet seat / toilet lid is fixed to the base member. The lower part of the left and right side surfaces of the casing is formed with a recess for accommodating the screw head, and a screw hole is formed through the center of the recess. The casing can be fixed to the base member by screwing screws into the screw holes from the left and right sides of the casing.

Japanese Patent Laid-Open No. 8-311952

  However, in the conventional toilet seat device, since the screws must be screwed in from the left and right sides of the casing, the screws must be assembled with care so that the screws do not fall, which is troublesome. Moreover, since the recessed part is formed in the lower part of a side surface, it looks bad, and dust tends to accumulate in a recessed part, and it is inferior to cleaning property.

  The present invention has been made in view of the above-described conventional situation, and it is an object to be solved to provide a toilet seat device that is easy to assemble and that has good appearance and cleanability.

The toilet seat device of the present invention is a base member on which a functional device is mounted and can be attached to the upper surface of the rear part of the Western-style toilet body.
A toilet seat device comprising a casing fixed to the base member, housing the functional device, covering a peripheral end surface of the base member, and a casing having a shaft support portion for pivotally supporting the toilet seat.
The casing has a first locking portion provided on the inner surfaces of the left and right side walls,
The base member is provided on the left and right upper surfaces, and has a first locked portion that engages with the first locking portion,
A first locking piece having an upper surface substantially parallel to the lower end opening surface of the casing is formed on the first locking portion,
The first locked portion is formed with a first locked piece having a lower surface that engages with the upper surface of the first locked piece,
The first locking piece can be inserted by sliding backward from the front end side of the base member below the first locked piece.

  In this toilet seat device, after lowering the casing to a predetermined position from above with respect to the base member, the casing is slid to the rear side of the base member to thereby make the first locking portion and the first locked portion. Can be engaged. That is, the first locking piece is slid rearward from the front end side of the base member, the first locking piece is inserted below the first locked piece, and the upper surface of the first locking piece is the first locked piece. It becomes possible to engage with the lower surface of the piece. Accordingly, the casing is restricted from moving upward with respect to the base member, and is fixed to the base member. Moreover, since the casing is not provided with irregularities on the outer surfaces of the left and right side walls, the casing can have a clean appearance. Furthermore, the outer surfaces of the left and right side walls of the casing are difficult to collect dust and are easy to clean.

  Therefore, the toilet seat device of the present invention is easy to assemble and has good appearance and cleanability.

  A guide member having an inclined surface that descends from the rear to the front may be formed on the upper surface of the first locked piece. In this case, when lowering the casing with respect to the base member from above, the first locking portion can be guided by the guide member and can be easily positioned on the front end side of the base member from the first locked portion. For this reason, after lowering the casing with respect to the base member from above, the first locking portion and the first locked portion can be easily and reliably engaged by sliding to the rear side of the base member. Can do.

  The base member has insertion pieces erected on the left and right end edges, the casing is provided on the inner surfaces of the left and right side walls, and a gap is formed between the inner surfaces of the left and right side walls so that the insertion pieces can be inserted. Can have. In this case, when the casing is lowered to a predetermined position with respect to the base member from above, the insertion piece is inserted and inserted into the gap between the holding piece and the inner surfaces of the left and right side walls. For this reason, it can prevent that the lower end of the right-and-left side wall of a casing spreads in the left-right direction.

  The casing is provided in the rear interior of the front end portion and has a second locking portion having a second locking piece extending rearward, and the base member is provided in the front end portion and opens forward, It can have the 2nd to-be-latched part which consists of a recessed part which can insert 2 latching pieces. In this case, after lowering the casing to a predetermined position from above with respect to the base member, the second locking portion and the second locked portion are engaged by sliding to the rear side of the base member. Can do. That is, the second locking piece is inserted into the recess, and the upper surface of the second locking piece can be engaged with the upper inner surface of the recess. As a result, the front end of the casing is reliably restricted from moving upward with respect to the base member, and is fixed to the base member.

The base member includes a front base member and a rear base member. The front base member is provided with a first locked portion , and the rear base member can be attached to the rear upper surface of the western-style toilet body. A lifting device capable of lifting and lowering the front base member to which the casing is fixed may be provided with respect to the member. In this case, when the toilet seat device is attached to the rear upper surface of the western-style toilet body, the front base member to which the casing is fixed can be raised above the upper surface of the western-style toilet body. In this state, the upper surface of the western-style toilet body behind the toilet bowl can be easily cleaned.

  Hereinafter, a first embodiment of the toilet seat device of the present invention will be described with reference to the drawings.

  The toilet seat apparatus of Example 1 is provided with the base member 10 which can be attached to the rear upper surface of the western style toilet bowl main body 1, as shown in FIG. The base member 10 includes a front base member 11 and a rear base member 12. On the upper surface of the front base member 11, a nozzle 11A of a local cleaning device and a functional device such as a hot air drying device (not shown) are mounted. On the rear base member 12, a functional device such as a hot water tank 12A of a local cleaning device and a deodorizing and air cleaning device 12B and a control device 12C for controlling the functional device are mounted.

  The toilet seat device includes a casing 20 that is fixed to the front base member 11 and that houses the functional device. The casing 20 includes left and right side walls 21A, a front side wall 21B, and a rear side wall 21C that cover the outer peripheral end surface of the base member 10 in a state where the rear lower surface of the front base member 11 and the front upper surface of the rear base member 12 are overlapped. Yes. The casing 20 has a front upper surface 21D that rises rearward from the upper end of the front side wall 21B, and a rear upper surface 21E that protrudes upward from a virtual surface that extends rearward from the front upper surface 21D and rises rearward. And have. The front upper surface 21D is provided with a shaft support portion 22 that rotatably supports the toilet seat 2 and the toilet lid 3. The toilet seat device has an upper cover 4 that covers the rear upper surface 21E.

  The casing 20 has the 1st latching | locking part 30 provided in the inner surface of 21 A of right-and-left side walls, as shown in FIG.2 and FIG.3. Two first locking portions 30 are provided on the inner surfaces of the left and right side walls 21 </ b> A so as to be separated in the front-rear and vertical directions. The first locking portion 30 is formed with a rectangular first locking piece 31 extending from the inner surface of the left and right side walls 21 </ b> A into the casing 20 and having an upper surface substantially parallel to the lower end opening surface of the casing 20. A front reinforcing piece 32 extending in the vertical direction from the inner surface of the left and right side walls 21 </ b> A is connected to the front end edge of the first locking piece 31. A rear reinforcing piece 33 extending in the vertical direction from the inner surface of the left and right side walls 21A is connected to the left and right side walls 21A side of the rear edge of the first locking piece 31.

  The front base member 11 has a first locked portion 35 that is provided on the left and right upper surfaces and engages with the first locking portion 30. The first locked portion 35 has a lower surface that extends from the upper end of the support piece 36 rising from the upper surface of the front base member 11 toward the left and right outer sides of the front base member 11 and engages with the upper surface of the first locking piece 31. The 1st to-be-latched piece 37 which has is formed. Below the first locked piece 37, the front end side of the front base member 11 is opened, and the first locking piece 31 can be inserted. A guide member 38 having an inclined surface that descends from the rear to the front is formed on the upper surface of the first locked piece 37.

  For this reason, when lowering the casing 20 from above with respect to the front base member 11, the first locking portion 30 is guided by the guide member 38, and the first locking portion 35 is moved to the front end side of the front base member 11. It can be easily positioned. Thereafter, by sliding the casing 20 to the rear side of the front base member 11, the first locking piece 31 is inserted below the first locked piece 37, and the upper surface of the first locking piece 31 can be easily and reliably. Can be engaged with the lower surface of the first locked piece 37. Thereby, the casing 20 is restricted from moving upward relative to the front base member 11. Moreover, since the casing 20 is not provided with unevenness on the outer surface of the left and right side walls 21A, the casing 20 can have a clean appearance. Furthermore, the outer surfaces of the left and right side walls 21A of the casing 20 are difficult to collect dust and are easy to clean.

  Therefore, the toilet seat apparatus of Example 1 is easy to assemble, and has good appearance and cleanability.

  The front base member 11 has a substantially rectangular insertion piece 45 erected on the left and right edges. The front base member 11 has a rib 46 that is continuous with the front end edge and is erected on the front end portions of the left and right end edges. The casing 20 has a first clamping piece 41 projecting in a bowl shape that opens downward from the inner surfaces of the left and right side walls 21A. A gap 41S is formed between the first clamping piece 41 and the inner surfaces of the left and right side walls 21A, and the insertion piece 45 can be clamped. A reinforcing piece 42 extending in the vertical direction from the inner surface of the left and right side walls 21A is connected above the front and rear end portions of the sandwiching piece 41. Moreover, the casing 20 has the block-shaped 2nd clamping piece 43 provided in the front-end part of 21 A of right-and-left side walls. The second sandwiching piece 43 is formed with a notch for forming a gap 43S between the inner surfaces of the left and right side walls 21A, and can sandwich the rib 46.

  For this reason, when the casing 20 is lowered from above to the predetermined position with respect to the front base member 11, the insertion piece 45 is inserted into the gap 41 </ b> S and is sandwiched between the inner surface of the front base member 11 and the first clamping piece 41. Then, the rib 46 is inserted into the gap 43 </ b> S and is sandwiched between the inner surface of the front base member 11 and the second clamping piece 43. Thus, the lower end of the left and right side walls 21A of the casing 20 can be prevented from spreading in the left-right direction.

  The casing 20 has the 2nd latching | locking part 50 provided in two places of right and left inside the back of a front-end part, as shown in FIGS. The second locking portion 50 is formed with a second locking piece 51 extending rearward from a hanging piece 52 depending from the inner surface of the front upper surface 21D. The front base member 11 has second locked portions 55 provided at two places on the left and right of the front end portion. The second locked portion 55 is formed with a recess 56 that opens forward and into which the second locking piece 51 can be inserted. The upper surface on the opening side of the recess 56 is formed as a tapered surface that is inclined upward toward the opening.

  For this reason, after the casing 20 is lowered from the upper side to a predetermined position with respect to the front base member 11, the casing 20 is slid to the rear side of the front base member 11, whereby the second locking piece 51 becomes the tapered surface of the recess 56. Guided and inserted into the recess 56, the upper surface of the second locking piece 51 can be engaged with the upper inner surface of the recess 56. Thereby, the movement of the front end portion of the casing 20 in the upward direction with respect to the front base member 11 is reliably restricted.

  As shown in FIGS. 1 and 5, the casing 20 is provided at two positions on the left and right front portions of the rear upper surface 21 </ b> E, and has a recess 23 in which a screw hole through which the screw B is inserted penetrates the bottom surface. . A cylindrical screw fixing portion 13 extending upward is provided on the upper surface of the rear portion of the front base member 11. The screw fixing portion 13 is located below the recess 23. In the casing 20, a screw B is inserted into the recess 23 from above the casing 20 and is screwed to the screw fixing portion 13. Thereby, the movement of the casing 20 in the forward direction is restricted and fixed to the front base member 11.

  As shown in FIGS. 5 and 6, the rear base member 12 is provided with a lifting device 60 behind the rear end portion of the front base member 11. The lifting device 60 has a base 61 fixed to the upper surface of the rear base member 12, and a lifting portion 62 that moves up and down with respect to the base 61 is connected to the rear portion of the front base member 11, so that the front base member 11 can be lifted and lowered. is doing. The rear base member 12 is attached to the rear upper surface of the western-style toilet body 1. For this reason, when the toilet seat device is attached to the rear upper surface of the western-style toilet body 1, the front base member 11 to which the casing 20 is fixed can be raised above the upper surface of the western-style toilet body 1. If it is set as this state, the upper surface behind the toilet bowl of the western-style toilet body 1 can be easily cleaned.

  In a state where the casing 20 is lowered to the rear upper surface of the western-style toilet body 1 together with the front base member 11, after rising upward from the inner surface of the rear side wall 21 </ b> C and the rear end of the rear base member 12, as shown in FIG. 5. There is only a slight gap between the wall 14 and the wall 14. For this reason, the casing 20 cannot be slid in the front-rear direction. Therefore, when the casing 20 is detached from the front base member 11, as shown in FIG. 6, the front base member 11 is raised above the rear base member 12 by the elevating device 60, and the casing 20 is moved in the front-rear direction at a predetermined interval. Allow S slides. That is, the rear end surface of the functional device such as the hot water tank 12 </ b> A and the control device 12 </ b> C mounted on the upper surface of the rear base member 12 is formed and arranged so that the upper side is located on the front side of the rear base member 12. Therefore, the casing 20 can be slid in the front-rear direction by being positioned upward.

  For this reason, when fixing the casing 20 to the front base member 11, after lowering the casing 20 to a predetermined position with respect to the front base member 11 raised from the rear base member 12, the front base member 11 By sliding backward, the first locking part 30 and the first locked part 35 are engaged, and the second locking part 50 and the second locked part 55 are engaged. Thereafter, the screw B is inserted into the recess 23 from above, and the casing 20 is screwed to the screw fixing portion 13. Further, when removing the casing 20 from the front base member 11, the casing 20 is lifted together with the front base member 11 from the rear base member 12, and then the screw B is removed to move the casing 20 to the front side of the front base member 11. Slide. Thereby, the engagement between the first locking portion 30 and the first locked portion 35 is released, the engagement between the second locking portion 50 and the second locked portion 55 is also released, and the casing 20 is removed. The front base member 11 can be removed.

  While the present invention has been described with reference to the first embodiment, it is needless to say that the present invention is not limited to the above-described embodiment and can be appropriately modified and applied without departing from the spirit of the present invention.

For example, the base member 10 may be composed of only one base member. The toilet seat device may not have the toilet lid 3.
The rear upper surface 21 </ b> E of the casing 20 is not formed with the recess 23 or the opening, and the toilet seat device may not have the upper cover 4. In this case, a screw hole may be provided in the rear side wall 21C, and the casing 20 may be screwed to the base member.

  The present invention can be used for a Western style flush toilet.

It is a disassembled perspective view of the toilet seat apparatus of Example 1. FIG. It is a disassembled perspective view of the principal part of the toilet seat apparatus of Example 1. FIG. It is a perspective view of the principal part of the toilet seat apparatus of Example 1. FIG. It is sectional drawing of the principal part of the toilet seat apparatus of Example 1. FIG. It is sectional drawing which shows the time of the downward movement of the front base member of the toilet seat apparatus of Example 1. FIG. It is sectional drawing which shows the time of the raise of the front base member of the toilet seat apparatus of Example 1. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Western-style toilet 2 ... Toilet seat 10 ... Base member 11 ... Front base member 11A ... Nozzle (functional apparatus)
12 ... Rear base member 12A ... Hot water tank (functional device)
12B ... Air cleaning device (functional device)
20 ... Casing 21A, 21B, 21C ... Side wall (21A ... Left and right side walls, 21B ... Front side wall, 21C ... Rear side wall)
DESCRIPTION OF SYMBOLS 22 ... Shaft support part 30 ... 1st latching part 31 ... 1st latching piece 35 ... 1st latched part 37 ... 1st latched piece 38 ... Guide member 41 ... Clamping piece 45 ... Insertion piece 50 ... 2nd Locking part 51 ... second locking piece 55 ... second locked part 56 ... concave part 60 ... lifting device

Claims (5)

A base member on which a functional device is mounted and can be attached to the rear upper surface of the western-style toilet body;
A toilet seat device comprising a casing fixed to the base member, housing the functional device, covering a peripheral end surface of the base member, and a casing having a shaft support portion for pivotally supporting the toilet seat.
The casing has a first locking portion provided on the inner surfaces of the left and right side walls,
The base member is provided on the left and right upper surfaces, and has a first locked portion that engages with the first locking portion,
A first locking piece having an upper surface substantially parallel to the lower end opening surface of the casing is formed on the first locking portion,
The first locked portion is formed with a first locked piece having a lower surface that engages with the upper surface of the first locked piece,
A toilet seat device, wherein the first locking piece can be inserted by sliding backward from the front end side of the base member below the first locked piece.   The toilet seat device according to claim 1, wherein a guide member having an inclined surface that descends from the rear to the front is formed on an upper surface of the first locked piece. The base member has insertion pieces erected on the left and right edges,
3. The toilet seat device according to claim 1, wherein the casing is provided on an inner surface of the left and right side walls, and a gap is formed between the casing and the inner surfaces of the left and right side walls, and the insertion piece can be sandwiched in the gap. The casing has a second locking portion that is provided inside the rear end of the front end portion and has a second locking piece extending rearward.
4. The base member according to claim 1, wherein the base member includes a second locked portion that is provided at a front end portion, opens toward the front, and includes a concave portion into which the second locking piece can be inserted. The toilet seat device according to claim 1. The base member is composed of a front base member and a rear base member,
The front base member is provided with the first locked portion ,
The rear base member can be attached to the rear upper surface of the Western-style toilet body,
Against rear base member, said casing toilet seat apparatus according to claim 1 or 2, wherein the front base member fixed and a vertically movable lifting device.

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