JP2615658B2 - Toilet seat device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial application field) The present invention relates to a toilet seat device in which electrical components such as an electric heater and a temperature sensor are mounted on a toilet seat.

(Prior Art) Conventionally, a toilet seat device in which an electric heater is attached to a toilet seat has been provided. This type of toilet seat device is disclosed in
As shown in FIG. 4, an electric heater 101 is provided on a toilet seat body 100, and a control unit 103 is built in a box 102 provided on the rear end of the toilet as shown in FIG. Is known. In this case, the toilet seat body 100
The first pivot shaft portion 104 formed at the rear end of the toilet seat main body 1 is pivotally supported by the second pivot shaft portion 105 of the box portion 102.
00 is swingable up and down with respect to the box 102. Here, a hollow lead wire insertion passage 107 extending in the axial direction, a lead wire inlet 108 and a lead wire outlet 109 connected to the lead wire passage 107 are provided in the first pivot shaft portion 104 of the toilet seat body 100. Is formed. Then, the lead wire 110 connected to the electric heater 101 is connected to the lead wire inlet 108, the lead wire insertion passage 107 and the lead wire outlet 10 of the first pivot 104.
The electric heater 101 and the control unit 103 are connected to each other through the lead wire 110. In this case, lead 110
However, since it is difficult to see from the outside, there is an advantage that the appearance can be secured.

By the way, in the above-mentioned toilet seat device, the toilet seat main body 100 swings via the first pivot shaft 104 for opening and closing. In this case, the connecting portion 101a between the electric heater 101 and the lead wire 110 swings with the swing of the toilet seat body 100. On the other hand, since the control section 103 is in a fixed state in the box section 102, the control section 103 and the lead wire
The connection portion 103a with 110 is also in a fixed state. Therefore, when the toilet seat body 100 is swung for opening, due to the swing,
A “twist” occurs in the lead wire 110.

As a result, since the length of the lead wire insertion passage 107 is short,
When the usage period is extended for a long period of time due to the stress caused by “torsion”, there is a problem that the element wire of the lead wire 110 is broken and an insulating portion covering the element wire of the lead wire 110 is damaged.

(Problems to be Solved by the Invention) The present invention has been made in order to solve the above-mentioned problems, and an object of the present invention is to provide a toilet seat device having a structure advantageous for preventing disconnection or damage of a lead wire. is there.

[Constitution of the Invention] (Means for solving the problems) A toilet seat device according to the present invention includes a toilet seat body having a first electrical component including at least one of an electric heater, a temperature sensor, and a seating sensor, and a toilet seat body. A toilet seat comprising a hollow lead wire insertion passage integrally provided at the rear end of the shaft and extending in the axial direction and a first pivot shaft portion having a lead wire inlet and a lead wire outlet connected to the lead wire insertion passage. A central box portion and side box portions disposed on both sides of the central box portion and having opposing surfaces facing each other, and are fitted with the first pivot shaft portion of the toilet seat. And a second pivot shaft portion having an opening facing the lead wire lead-out port on each facing surface portion, and a lead wire introduction port of the first pivot shaft portion. Through the lead wire passage, the lead wire outlet and the second pivot. And a box having at least one second electrical component such as a changeover switch connected to the first electrical component via a lead wire, and the lead wire insertion passage of the first pivot shaft portion. The length of the toilet seat is set to be at least 1/3 of the distance between the opposing surfaces of the box, and the first pivot shaft of the toilet seat is near the lead wire inlet on the lead wire inlet side. A first lead wire fixing portion for fixing a portion of the lead wire, a second pivot shaft portion of the box portion has a second lead wire fixing portion for fixing a portion of the lead wire near the lead wire outlet, The torsion of the lead wire accompanying the vertical swing of the toilet seat is performed at the lead wire portion between the first lead wire fixing portion and the second lead wire fixing portion.

In the toilet seat device according to the present invention, the box portion includes a central box portion,
It is formed by the side box parts arranged on both sides of the central box part. An opposing surface is formed in the side box. The respective opposing surface portions oppose each other. A second pivot is formed on each of the facing surfaces.

The first pivot shaft portion of the toilet seat is pivotally supported by the second pivot shaft portion of the box portion. Therefore, the toilet seat is swingable with respect to the box portion. A lead wire insertion passage is formed in the first pivot shaft portion.

In the present invention, the length dimension of the lead wire insertion passage of the first pivot shaft portion of the toilet seat is set to be at least 1/3 the distance dimension between the opposing surfaces of the box portion. With this setting, the first
The length dimension of the lead wire insertion passage of the pivot shaft can be as large as possible. The longer the length dimension of the lead wire insertion passage, the larger the distance between the first lead wire fixing portion and the second lead wire fixing portion can be secured. Therefore, the length of the lead wire between the first lead wire fixing part and the second lead wire fixing part can be ensured to be long. Therefore, the amount of twist per unit length of the lead wire twisted in the lead wire insertion passage can be reduced.

The first lead wire fixing portion and the second lead wire fixing portion fix the lead wire, and typically include, for example, a bush for clamping the lead wire, a clamp, and a screw for stopping the lead wire. When the first lead wire fixing portion and the second lead wire fixing portion are formed by a bush or a clamp, the bush or the clamp can be formed of, for example, a resin or a rubber in order to secure the holding property of the lead wire. In this case, in order to secure the amount of elastic deformation and increase the holding amount, foamed resin,
Foam rubber can be used.

In the toilet seat device according to the present invention, the first electrical component is disposed on the toilet seat body, and includes at least one of an electric heater, a temperature sensor, a seating sensor, a hot air heater, and a water heater. On the other hand, the second electrical component is provided in the box portion and includes at least one of a control unit for controlling the first electrical component, a changeover switch for switching the first electrical component on and off, and the like. The control unit can be formed of, for example, a switching element, a resistor, a capacitor, and the like.

(Embodiment) Hereinafter, an embodiment of a toilet seat device according to the present invention will be described with reference to FIGS. 1 to 3. FIG. 1 is a plan view of an essential part showing a part of the inside of the box part cut away, and FIG. 2 is a plan view of FIG.
FIG. 3 is a sectional view taken along the line II-II, and FIG. 3 is a plan view of the entire toilet seat device.

The toilet seat device according to the present embodiment, as shown in FIG.
It consists of a toilet seat 1 and a box part 5. The toilet seat 1 includes a resin toilet seat body 2 on which a user sits, and a resin first pivot shaft portion 3 integrally provided at a rear end of the toilet seat body 2. As shown in FIG. 2, the toilet seat body 2 has an upper part 2a and a lid-shaped lower part 2b.
Consists of As shown in FIG. 1, the toilet seat body 2 has a first
An electric heater 20 and a temperature sensor 21 as electric components are provided. The first pivot 3 extends in the axial direction. First
The pivot shaft portion 3 has a hollow lead wire insertion passage 30, a lead wire introduction port 31 connected to the lead wire insertion passage 30, a lead wire insertion passage.
A lead wire outlet 32 leading to 30 is formed. In this embodiment, as shown in FIG. 1, the other end of the first pivot 3
The lead wire insertion passage 30 is not formed on the 3b side. First
A cord clamp 4 as a first lead wire fixing portion is fitted on the lead wire insertion port 31 side of the lead wire insertion passage 30 of the pivot shaft portion 3. The cord clamp 4 clamps the lead wire 22 and is made of rubber to improve the clampability.

The box part 5 is made of resin, and has a central box part 50 and a central box part 50.
And the side box portions 51 integrally provided on both sides of the main body. Each side box 51 is formed with opposing surfaces 52 opposing each other. A second pivot shaft portion 6 having an opening 60 is formed in each facing portion 52. A rubber bush 7 as a second lead wire fixing portion is fitted and attached to the opening 60 on the left side of FIG. 1 of the second pivot shaft portion 6. Bush 7
Is for holding the lead wire 22. Box 5 has a control unit
53 is built in via a substrate 54. The control unit 53 controls the amount of heat generated by the electric heater 20, and is configured with a switching element such as a triac as a main element.

Here, in the present embodiment, as shown in FIG.
Electric heater 20 and lead wire 22 from temperature sensor 21
Passes through the lead wire inlet 31 of the first pivot shaft portion 3 and further includes a cord clamp 4, a lead wire insertion passage 30, and a lead wire outlet 32.
Through the bush 7 and to the terminal of the controller 53. Here, as shown in FIG. 2, in the cord crap 4, the portion 22a of the lead wire 22 on the lead wire inlet 31 side is:
It is clamped and fixed to the first pivot shaft 3 side. Also,
Portion 22 of bushing 7 on lead wire outlet 32 side of lead wire 22
b is clamped and fixed to the box part 5 side. In this embodiment, a lead wire between the cord clamp 4 and the bush 7 is used.
The length of the portion 22c of 22 is 100 times the diameter of the conductor of the lead wire 22.
It is more than double.

When the toilet seat 1 is swung up and down for opening and closing when the toilet is used, the toilet seat body 2 swings up and down about the first pivot shaft portion 3. At this time, as described above, since the first pivot shaft 3 is formed integrally with the toilet seat body 2, the first pivot shaft 3 and the cord clamp 4 are also connected to the toilet seat body 2 in conjunction with the toilet seat body 2. Swings together. Therefore, the lead wire 22 held by the cord clamp 4
Portion 22a swings.

On the other hand, since the bush 7 is attached to the second pivot 6 of the box portion 5 in the fixed state, the bush 7 is in the fixed state, and the portion 22b of the lead wire 22 sandwiched by the bush 7 is It is in a fixed state.

Therefore, in the present embodiment, when the toilet seat 1 is opened and closed, the portion between the cord clamp 4 and the bush 7, that is, the portion 22 c of the lead wire 22 inserted into the lead wire insertion passage 30 is twisted. However, in this embodiment, the lead wire insertion passage 30
Is set to be substantially equal to the distance between the facing surfaces 52 of the box portion 5 and set as large as possible. Therefore, lead wire insertion passage 30
In the portion 22c of the lead wire 22 that is inserted through, the amount of twist per unit length can be minimized. Therefore, it is advantageous for preventing disconnection and damage of the lead 22 portion 22c.

In the present embodiment, the cord clamp 4 and the electric heater 20 are used.
Since the portion 22d of the lead wire 22 swings with the opening and closing of the toilet seat 1 even when the toilet seat 1 swings for opening and closing, the junction 20a between the electric heater 20 and the lead wire 22 and the temperature sensor 21 Almost no force acts on the joint 21a with the lead wire 22. Therefore, the joint between the electric heater 20 and the lead wire 22
Damage to 20a and damage to the junction 21a between the temperature sensor 21 and the lead wire 22 can be minimized.

Of course, even when the toilet seat 1 swings, the portion 22e of the lead wire 22 between the bush 7 and the control unit 51 does not swing, so that a force is applied to the joint 53a between the lead wire 22 and the control unit 53. Since it does not act, there is no problem that the joint 53a between the lead wire 22 and the control unit 51 is damaged.

In this embodiment, the lead wire insertion passage of the first pivot 3
The inside of 30 is closed by a cord clamp 4 and a bush 7 so as to be substantially closed. Therefore, the toilet bowl is a tray medicine,
It is advantageous to prevent gas evaporated from chemicals, detergents, etc. from entering the toilet seat 1 from the lead wire inlet 31 into the lead wire insertion passage 30 even when cleaning with a tray detergent.

Further, the vaporized gas can be prevented from entering the box portion 5 through the lead wire insertion passage 30, which is advantageous for suppressing gas corrosion of electrical components such as the control unit 53 in the box portion 5. In this regard, in the toilet seat apparatus disclosed in Japanese Patent Application Laid-Open No. Sho 60-1106424 shown in FIG.
It is different from communicating within.

[Effect of the Invention] In the toilet seat device according to the present invention, the box portion is formed by the center box portion and the side box portion, and the length dimension of the lead wire insertion passage of the first pivot shaft portion is set to the side box of the box portion. The distance between the opposing surfaces of the
The size is set to 1/3 or more. Therefore, the length of the lead wire insertion passage of the first pivot shaft portion can be as large as possible, so that the length of the lead wire to which the twist is applied can be made large.

Therefore, when the toilet seat body swings up and down, the first
Although "torsion" acts on the part of the lead wire between the lead wire fixing part and the second lead wire fixing part, the amount of twist per unit length of the lead wire to which "torsion" is applied can be reduced, The problem of disconnection and damage of the lead wire between the first lead wire fixing portion and the second lead wire fixing portion can be improved.

[Brief description of the drawings]

1 to 3 show an embodiment of the present invention. FIG. 1 is a plan view of a main part showing the inside of a box partly cut away. FIG. 2 shows the vicinity of a cord clamp. FIG. 3 is a cross-sectional view taken along the line II-II of the figure, and FIG. 3 is a plan view of the entire toilet seat device. FIG. 4 is a sectional view of a main part of a conventional toilet seat device. In the figure, 1 is a toilet seat, 2 is a toilet seat body, 3 is a first pivot shaft portion, 20
Is an electric heater (first electrical component), 21 is a temperature heater (first electrical component), 22 is a lead wire, 30 is a lead wire insertion passage, 31 is a lead wire inlet, 32 is a lead wire outlet, and 4 is a cord. Clamp (first lead wire fixing part), 5 is a box part, 50 is a central box part, 51
Is a side box portion, 52 is an opposing surface portion, 53 is a control portion (second electrical component),
Reference numeral 6 denotes a second pivot shaft portion, 60 denotes an opening, and 7 denotes a bush (second lead wire fixing portion).

Claims (2)

(57) [Claims] 1. A toilet seat body having at least one first electrical component such as an electric heater, a temperature sensor, and a seating sensor, and a hollow body integrally disposed at a rear end of the toilet seat body and extending in an axial direction. Having a lead wire insertion passage and a lead wire inlet and a lead wire outlet connected to the lead wire insertion passage.
A toilet seat comprising a pivot shaft portion; and a central box portion located at the rear end of the toilet bowl and side box portions provided on both sides of the central box portion and having opposing surfaces facing each other. And a second pivot shaft portion having an opening facing the lead wire lead-out port, and having a second pivot shaft portion on each of the opposed surface portions. And connecting to the first electrical component via the lead wire passing through the lead wire introduction port, the lead wire insertion passage, the lead wire outlet, and the second pivot shaft portion of the first pivot shaft portion. And at least one of the selected control unit and the changeover switch
A length of the lead wire insertion passage of the first pivot shaft portion is at least 1/3 of a distance between the facing surfaces of the box portion. The first pivot shaft portion of the toilet seat fixes a portion of the lead wire near the lead wire inlet on the lead wire inlet side.
A second pivot shaft portion of the box portion has a lead wire fixing portion, and the second pivot shaft portion of the box portion fixes a portion of the lead wire near the lead wire outlet.
Having a lead wire fixing portion, and twisting the lead wire accompanying the vertical swing of the toilet seat,
A toilet seat device characterized in that the operation is performed at the lead wire portion between the first lead wire fixing portion and the second lead wire fixing portion. 2. The toilet seat device according to claim 1, wherein at least one of the first lead wire fixing portion and the second lead wire fixing portion is formed of rubber or resin.