JP2015104421A - Toilet seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a toilet seat capable of restricting the disconnection of lead wires inside the toilet seat by being sandwiched.SOLUTION: A toilet seat includes: a toilet seat body 1; a sitting detection switch 2; and lead wires 3 to be connected to the switch 2. The toilet seat body 1 includes: the first part (an upper part 4); the second part (a lower part 5); and an internal space S1 formed between the parts. The second part includes a switch storage part 6. The switch storage part 6 includes: a storage space S2 for storing the switch 2; a peripheral wall part 60; and a bottom wall part 61. The peripheral wall part 60 includes a draw-out hole 62 for allowing the storage space S2 to communicate with the internal space S1. In the first part, ribs 7 for regulating the movement of the lead wires 3 drawn out to the internal space S1 through the draw-out hole 62 into a space S3 between the bottom wall part 61 and the first part are arranged by projection toward the second part.

Description

  The present invention relates to a toilet seat having a switch for detecting seating.

  Conventionally, Patent Document 1 and the like have proposed a toilet seat device in which a switch is provided on a toilet seat as a seating detection means.

  In the toilet seat device of Patent Document 1, the toilet seat has a two-plate structure including an upper plate portion whose upper surface is a seating surface and a lower plate portion placed on the rim of the toilet bowl. Then, a substantially cylindrical rib protrudes upward on the upper surface of the lower plate portion, and a switch is disposed inside the rib.

JP 2012-506 A

  By the way, since the toilet seat apparatus of patent document 1 has a terminal in the upper part of a switch, the lead wire connected to the terminal of a switch is wired to the rear-end part of a toilet seat through a rib. For this reason, when the user sits on the toilet seat, the lead wire may be sandwiched between the upper plate portion and the rib bent downward and may be disconnected.

  In view of the above circumstances, an object of the present invention is to propose a toilet seat that can suppress a lead wire inside the toilet seat from being pinched and disconnected.

  In order to solve the above problems, a toilet seat according to the present invention is a toilet seat including a toilet seat body, a seating detection switch mounted on the toilet seat body, and a lead wire connected to the switch. The main body includes a first part that constitutes one side in the thickness direction of the toilet seat body, a second part that constitutes the other side in the thickness direction of the toilet seat body, and the first part and the second part. An internal space to be formed, wherein the second part has a switch storage portion, and the switch storage portion is positioned so as to surround a storage space in which the switch is stored and a side of the storage space. And a bottom wall portion located on the first part side of the storage space, and the peripheral wall portion is provided with a lead-out hole communicating the storage space and the internal space, In the first part, from the drawer hole to the internal space Ribs come out the the lead wire is restricted to move in the space between the bottom wall portion and the first part, characterized in that it is provided to protrude toward the second part side.

  Moreover, it is preferable that the said switch accommodating part has a guide piece which protrudes in the said internal space from the circumference | surroundings of the said drawing hole of the said surrounding wall part.

  In the toilet seat of the present invention, the rib provided on the first part may restrict the lead wire from moving to the space between the switch housing portion protruding from the second part to the first part and the first part. it can. Thereby, the toilet seat of this invention can suppress that the lead wire inside a toilet seat is pinched and it breaks.

The toilet seat of 1st embodiment of this invention is shown, (a) is the perspective view which fractured | ruptured one part, (b) is sectional drawing of the plane containing a rib. It is the perspective view which shows a toilet seat same as the above, (a) is the figure seen from diagonally upward, (b) is the figure seen from diagonally below, (c) was seen the diagonally lower part of the toilet seat It is a figure, (d) is the figure which looked at the lower part of the toilet seat from diagonally upward. The toilet seat of 2nd embodiment of this invention is shown, (a) is the perspective view which fractured | ruptured one part, (b) is sectional drawing of the plane containing a rib.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  As shown in FIG. 1A, the toilet seat according to the first embodiment of the present invention includes a toilet seat body 1, a seating detection switch 2 attached to the toilet seat body 1, and a lead wire 3 connected to the switch 2. And comprising. The toilet seat of this embodiment is attached to a toilet bowl so that rotation is possible.

  The toilet includes, for example, a toilet body having a bowl, a rim, and a skirt, a toilet device, a support frame that is placed on the floor and supports the toilet body and the toilet device, a drain trap, an upper cover, a side cover, a rear cover, And a toilet lid. The toilet-equipped device is a discharge nozzle that discharges cleaning water into the bowl, a water supply pipe that is connected to the water supply and supplies water to the discharge nozzle, a heating device that warms the toilet seat, a hot water cleaning device for local cleaning, a drying device, a deodorizing device, and the like The control circuit etc. which control each of these apparatuses are provided. The lead wire 3 connects the switch 2 and a control circuit in the toilet-equipped device. The toilet is configured to automatically perform functions such as toilet seat heating and deodorization by detecting the user's seating on the toilet seat with the switch 2.

  The rear end portion of the toilet seat is rotatably attached to the rear end portion of the toilet bowl (the rear end portion and the upper cover of the toilet body). The toilet seat can be changed into a standing posture that is substantially perpendicular to the rim of the toilet body and a lying posture that is substantially horizontal to the rim. Below, each structure is demonstrated using the direction on the basis of the toilet seat in a lying posture.

  The toilet seat body 1 includes a first part that constitutes one side of the toilet seat body 1 in the thickness direction, a second part that constitutes the other side of the toilet seat body 1 in the thickness direction, and the first part and the second part. An internal space S1 to be formed. In the present embodiment, the first part is the upper part 4 that constitutes the upper part of the toilet seat body 1, and the second part is the lower part 5 that constitutes the lower part of the toilet seat body 1.

  The upper surface of the upper part 4 is a seating surface on which a user sits. The lower part 5 has a mounting surface on which the lower surface is mounted on the rim of the toilet bowl.

  As shown in FIGS. 2 (a) to 2 (d), the upper part 4 and the lower part 5 are substantially annular in plan view, and have an excretion opening at the center. As for the upper part 4 and the lower part 5, the inner periphery is couple | bonded and the outer periphery is couple | bonded. The upper part 4 and the lower part 5 are joined using means such as vibration welding.

  In this embodiment, as shown to Fig.2 (a), it has the attaching part 40 which protrudes toward back upper direction in the right-and-left both ends of the rear-end part of the upper part 4. As shown in FIG. Each of the pair of left and right attachment portions 40 has a shaft portion 41. The pair of left and right shaft portions 41 are rotatably supported by bearings provided at the rear end portion of the toilet bowl.

  As shown in FIG. 1A and FIG. 2D, the lower part 5 has a switch housing portion 6 having a shape in which a part of the lower part 5 is recessed upward. The lower part 5 is formed with one switch storage portion 6 on the left and right of the front portion. The pair of left and right switch storage portions 6 are provided on the lower part 5 symmetrically. The switch housing 6 is formed integrally with the lower part 5 by, for example, injection molding. In addition, the switch accommodating part 6 may be attached to the lower part 5 by welding or adhesion.

  The switch storage portion 6 protrudes into the internal space S1. The projecting length of the switch housing 6 into the internal space S1 (that is, the projecting length upward) is such that no load is applied to the upper part 4 due to the seating of the user (hereinafter referred to as “unsitting state”). This is the length with which a gap is formed between the upper part 4 and the upper part 4. The upper part 4 can be bent downward by this gap when a load due to sitting is applied.

  The switch storage portion 6 includes a storage space S2 in which the switch 2 is stored, a peripheral wall portion 60 positioned to surround the side of the storage space S2, and a bottom wall portion 61 positioned above the storage space S2. The peripheral wall portion 60 is provided with a lead-out hole 62 that communicates the inner storage space S2 and the outer inner space S1. The peripheral wall portion 60 having the lead-out hole 62 is substantially C-shaped in plan view. In the present embodiment, the peripheral wall portion 60 has an elliptical shape in which a planar view shape of the outer peripheral surface is partially cut out, and a rectangular shape in which the planar view shape of the inner peripheral surface is partially cut out. The shape of the inner peripheral surface of the peripheral wall portion 60 corresponds to the outer shape of the switch 2 and is not limited to a rectangular shape in plan view. In the present embodiment, the lead-out hole 62 opens toward the central opening of the lower part 5. The lead-out hole 62 is provided in a part of the circumferential direction of the peripheral wall portion 60 in the vertical direction. In the present embodiment, the extraction hole 62 is a square hole.

  The bottom wall portion 61 has an auxiliary extraction hole 63 penetrating in the vertical direction. The auxiliary extraction hole 63 opens from the center of the bottom wall portion 61 to the edge and communicates with the extraction hole 62. That is, the switch housing portion 6 is provided with a lead wire drawing hole extending from the bottom wall portion 61 to the peripheral wall portion 60.

  In the upper part 4, as shown in FIG. 1A, the lead wire 3 drawn out from the drawing hole 62 to the internal space S <b> 1 moves to the space S <b> 3 between the bottom wall portion 61 and the upper part 4. A regulating rib 7 is provided so as to protrude downward.

  As shown in FIGS. 1A and 1B, a pair of ribs 7 are provided so as to surround the adjacent portions in the circumferential direction of the extraction hole 62 in the peripheral wall portion 60. The downward projecting length of the rib 7 is longer than the vertical distance between the bottom wall portion 61 of the switch housing portion 6 and the upper part 4 in the non-sitting state, and shorter than the vertical length of the peripheral wall portion 60. Thereby, the rib 7 has the lower end part of the rib 7 overlapped with the peripheral wall part 60 when viewed from the center opening side of the upper part 4 and the lower part 5 in the non-sitting state. The rib 7 does not hit the lower part 5 at the tip of the rib 7 in the seated state where the user is seated on the toilet seat.

  The pair of ribs 70 and 71 are respectively disposed at positions facing both sides of the peripheral wall portion 60 in the circumferential direction of the extraction hole 62 with a slight gap. This gap is a gap for preventing the peripheral wall portion 60 and the ribs 70 and 71 from being welded when the upper part 4 and the lower part 5 are coupled by vibration welding. Shorter than thickness.

  The ribs 70, 71 protrude from the arc-shaped portions 700, 710 having a circular arc shape in plan view along the peripheral wall portion 60, and the ends of the arc-shaped portions 700, 710 adjacent to each other toward the central opening of the upper part 4. And linear portions 701 and 711 that are linear in plan view. The straight portions 701 and 711 are provided substantially in parallel. The protruding direction of the straight portions 701 and 711 is substantially parallel to the opening direction of the extraction hole 62.

  The switch 2 has an outer shape corresponding to the switch housing portion 6, has a pressed portion (not shown) on the lower surface, and a terminal (not shown) to which the lead wire 3 is connected to a part of the peripheral surface. )). The switch 2 is turned on when the pressed portion is pressed against the rim of the toilet bowl with a predetermined force or more. Here, the force exceeding a predetermined value is a force larger than the weight of the toilet seat, and means a load applied when the user is seated on the toilet seat. When the switch 2 is turned on, the switch 2 transmits a signal to the control circuit via the lead wire 3 to notify the control circuit that the user is seated on the toilet seat.

  The lead wire 3 has one end connected to the terminal of the switch 2 and the other end connected to the control circuit. The lead wire 3 is wired from the front part (position of the switch storage part 6) inside the toilet seat body 1 (internal space S1) to the rear end part. The length of the lead wire 3 is longer than the length from the switch housing portion 6 to the rear end portion of the toilet seat body 1.

  Then, an example of the manufacturing method of the toilet seat of this embodiment mentioned above and the attachment method to a toilet bowl are demonstrated.

  First, the upper part 4 and the lower part 5 are arranged so that the inner peripheral edges are overlapped and the outer peripheral edges are overlapped, and the lead wire 3 is disposed between the upper part 4 and the lower part 5. At this time, the ribs 70, 71 of the upper part 4 are arranged at positions facing both sides in the circumferential direction of the extraction hole 62 in the peripheral wall part 60 of the switch housing part 6 of the lower part 5.

  Next, the upper part 4 and the lower part 5 are welded to each other by vibration welding, and the outer peripheral surfaces are welded to each other.

  Next, one end of the lead wire 3 is pulled out below the lower part 5 from the lead-out hole 62 of the switch housing portion 6 of the lower part 5 and connected to the terminal of the switch 2 outside the lower part 5. Next, the switch 2 is mounted on the switch housing portion 6 from below while returning the end portion of the lead wire 3 drawn into the toilet seat body 1. At this time, for example, the switch 2 is mounted on the switch housing 6 while rotating so that the lead wire 3 connected to the terminal of the switch 2 moves from the auxiliary drawing hole 63 into the drawing hole 62.

  Next, the pair of shaft portions 41 at the rear end portion of the toilet seat body 1 are attached to the bearing at the rear end portion of the toilet bowl, and the other end portion of the lead wire 3 is connected to the control circuit of the toilet-equipped device.

  In the toilet seat of the present embodiment manufactured as described above and attached to the toilet bowl, when the posture is switched between the standing posture and the lying posture, a part of the lead wire 3 in the longitudinal direction becomes the bottom wall portion 61. The movement to the space S <b> 3 between the upper part 4 and the upper part 4 can be restricted by the pair of ribs 70 and 71. Therefore, in the toilet seat of the present embodiment, when the user is seated, the upper part 4 is bent downward, and the lead wire 3 is sandwiched between the bent upper part 4 and the switch housing portion 6 of the lower part 5. It is possible to suppress disconnection.

  Next, the toilet seat according to the second embodiment of the present invention shown in FIG. 3 will be described. About the same structure as the toilet seat of 1st embodiment, the same code | symbol is put in a figure and detailed description is abbreviate | omitted.

  The toilet seat of the present embodiment is different from the toilet seat of the first embodiment in the shape of the switch storage portion 6. In the present embodiment, the switch storage portion 6 has a guide piece 8 that protrudes from the periphery of the drawing hole 62 of the peripheral wall portion 60 into the internal space S1. The guide piece 8 guides the lead wire 3 drawn into the internal space S <b> 1 from the drawing hole 62 in a direction away from the rib 7.

  Specifically, as shown in FIGS. 3 (a) and 3 (b), the guide piece 8 is formed in the opening direction (lower side) of the drawing hole 62 from both sides of the circumferential wall portion 60 adjacent to the drawing hole 62 in the circumferential direction. Projecting in a straight line shape in plan view on the central opening side of the part 5. The pair of guide pieces 80 and 81 are substantially parallel to each other and are substantially parallel to the straight portions 701 and 711 of the ribs 70 and 71. The pair of guide pieces 80 and 81 are provided so that a gap is formed between the straight portions 701 and 711 of the ribs 70 and 71 in a plan view. This gap is a gap for preventing the guide pieces 80, 81 and the ribs 70, 71 from being welded when the upper part 4 and the lower part 5 are coupled by vibration welding. It is shorter than the line thickness.

  The guide piece 8 is formed integrally with the lower part 5 and the switch storage portion 6 by injection molding. The guide piece 8 is separate from the switch housing portion 6 and may be fixed to the peripheral wall portion 60 of the switch housing portion 6 and the upper surface of the lower part 5 by welding or adhesion.

  In the toilet seat of the present embodiment described above, when the posture is switched between the standing posture and the lying posture attached to the toilet bowl, a part of the lead wire 3 in the longitudinal direction is connected to the bottom wall portion 61 and the upper part 4. It is possible to restrict the movement to the space S3 between the ribs 7. Furthermore, in the toilet seat of the present embodiment, the lead wire 3 drawn into the internal space S1 from the drawing hole 62 can be guided in the direction away from the rib 7 by the guide piece 8, and the ribs 70 and 71 and the lower part 5 can be guided. It is possible to suppress the lead wire 3 from moving to the space between the two. Thereby, when the user is seated, the toilet seat according to the present embodiment has the lead wire 3 sandwiched between the upper part 4 that is bent downward and the switch housing portion 6 of the lower part 5 and is bent downward. It is possible to prevent the lead wire 3 from being sandwiched between the rib 7 of the upper part 4 and the lower part 5. Therefore, the toilet seat according to the present embodiment is not easily broken because the lead wire 3 inside the toilet seat body 1 is sandwiched.

  In the first and second embodiments described above, the example in which the first part is the upper part 4 and the second part is the lower part 5 has been described. However, the first part is the lower part 5 and the second part 5 The part may be the upper part 4. That is, the first embodiment may have a structure in which FIG. 1A is turned upside down, and the second embodiment may have a structure in which FIG. 3A is turned upside down. In these cases, the switch housing 6 is provided in the upper part 4 so as to protrude into the internal space S1, and the rib 7 is provided so as to protrude upward in the lower part 5. At this time, the switch 2 mounted in the switch housing portion 6 has a pressed portion on the upper surface, for example, and is turned on when the pressed portion receives a downward load due to the seating of the user.

  In summary, the toilet seat according to the embodiment of the present invention is connected to the toilet seat body 1, the seat detection switch 2 attached to the toilet seat body 1, and the switch 2 like the toilet seats of the first and second embodiments. A lead wire 3 to be provided. The toilet seat body 1 includes a first part (upper part 4 or lower part 5) constituting one side of the toilet seat body 1 in the thickness direction and a second part (lower part 5) constituting the other side of the toilet seat body 1 in the thickness direction. Alternatively, it has an upper part 4) and an internal space S1 formed between the first part and the second part. The second part has a switch housing 6. The switch storage portion 6 includes a storage space S2 in which the switch 2 is stored, a peripheral wall portion 60 positioned around the side of the storage space S2, a bottom wall portion 61 positioned on the first part side of the storage space S2, Have The peripheral wall portion 60 is provided with a lead-out hole 62 that allows the storage space S2 and the internal space S1 to communicate with each other. The first part has a rib 7 for restricting movement of the lead wire 3 drawn from the lead-out hole 62 to the internal space S1 to the space S3 between the bottom wall 61 and the first part. It protrudes toward the side.

  With the configuration as described above, the toilet seat according to the embodiment of the present invention is configured such that when the switch seat 6 and the first part are rotated by the rib 7 provided on the first part, for example, when the toilet seat is rotated with respect to the toilet bowl. It is possible to restrict the lead wire 3 from moving to the space S3. Thereby, the toilet seat of embodiment of this invention can suppress that the lead wire 3 inside a toilet seat is pinched, and it breaks.

  Moreover, the toilet seat of embodiment of this invention has the guide piece 8 which protrudes in internal space S1 from the circumference | surroundings of the drawer hole 62 of the surrounding wall part 60 like the toilet seat of 2nd embodiment. Is preferred.

  With the configuration as described above, the toilet seat according to the embodiment of the present invention can guide the lead wire 3 drawn out from the lead-out hole 62 to the internal space S1 in the direction away from the rib 7 by the guide piece 8. . Thereby, the toilet seat of embodiment of this invention can suppress that the lead wire 3 moves to the space between the rib 7 and the 2nd part by the guide piece 8. FIG. Therefore, the toilet seat according to the embodiment of the present invention can further suppress the disconnection of the lead wire 3 inside the toilet seat.

  Although the present invention has been described based on the embodiments shown in the accompanying drawings, the present invention is not limited to the above-described embodiments, and appropriate design changes can be made within the intended scope of the present invention. It is.

DESCRIPTION OF SYMBOLS 1 Toilet seat main body 2 Switch 3 Lead wire 4 Upper part 5 Lower part 6 Switch accommodating part 7 Rib 8 Guide piece 60 Perimeter wall part 61 Bottom wall part 62 Lead-out hole S1 Internal space S2 Storage space S3 Space

Claims (2)

Toilet seat body,
A switch for seating detection mounted on the toilet seat body;
A toilet seat comprising a lead wire connected to the switch,
The toilet seat body includes a first part that constitutes one side in the thickness direction of the toilet seat body, a second part that constitutes the other side in the thickness direction of the toilet seat body, and the first part and the second part. An internal space formed between,
The second part has a switch storage portion,
The switch housing part is
A storage space in which the switch is stored; a peripheral wall portion positioned to surround a side of the storage space; and a bottom wall portion positioned on the first part side of the storage space;
The peripheral wall portion is provided with a lead-out hole communicating the storage space and the internal space,
The first part has a rib for restricting movement of the lead wire drawn from the lead-out hole to the internal space into a space between the bottom wall portion and the first part. A toilet seat that protrudes toward the side.   2. The toilet seat according to claim 1, wherein the switch storage portion includes a guide piece that protrudes from the periphery of the extraction hole of the peripheral wall portion into the internal space.

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