JPS6284723A - heated toilet seat - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a heated toilet seat that is attached to a Western-style toilet bowl and warms the buttocks of the user.

2. Description of the Related Art Conventionally, this type of heated toilet seat was developed, for example, in Japanese Utility Model Publication No. 69-3240.
As shown in Publication No. 0, the structure was as shown in FIG. 6 and its approximate cross section.

That is, a main body 4 is composed of a base 2 having a fixing member to the toilet bowl 1 and a case 3, a toilet seat 6 in which a heater 5 is disposed inside, a toilet lid 7 covering the toilet seat 6, and a rotating shaft 8 and an E. It was rotatably fixed to the case 3 by a ring 9.

The base 2 and the case 3 are mechanically fixed from the base 2 side by screws 1o, and inside the base 2, a control device 11 that controls energization to the heater 6 is attached to the upper surface of the inner surface of the case 3. 1. Even if water or sewage enters the main body 4, the control circuit 11 is prevented from being directly exposed to water or sewage.

Problems to be Solved by the Invention However, with such a configuration, when water or sewage enters the main body 4, although it is possible to prevent the control device 11 from being directly exposed to water, the water that entered Damage to electrical components such as the control device 11 due to steam generated during evaporation of wastewater and wastewater could not be prevented. In particular, the area around the toilet bowl is often cleaned with a hydrochloric acid detergent, and in that case, hydrochloric acid vapor is generated from the detergent that adheres to the toilet bowl 1 or from the detergent that accumulates in the gap 12 between the base 2 and the toilet bowl 1. However, it may enter the inside of the main body 4 through the fitting gap 13 between the case 3 and the base 2, corroding the unprotected control device 11, etc., and causing it to malfunction.

In addition, since the base 2 is fastened to the case 3 with screws and the base 2 is fixed to the toilet bowl 1, when repairing the control device 11 etc. inside the main body 4, first remove the main body from the toilet bowl 1.
After removing it, I had to remove the screw 10, remove the base 2, and inspect the inside. In other words, it has poor maintainability and requires time to repair.

Therefore, the present invention provides means for protecting the control device from water, sewage, and its vapor, and for easily solving the above-mentioned problems during maintenance. The case that is covered by the cover and serves as the outer cover is provided with a claw part, and the case is detachably attached to the base using the claw part.

For production The effect of this technical means is as follows.

In other words, if the control device is attached to the base and the inner cover is separate from the outer cover from the top, or if hydrochloric acid vapor from detergent gets in through the gap between the base and the case, it will not corrode the control device. There is no chance of any malfunctions occurring.

Also, when performing maintenance and inspection, the claws on the case can easily come off.
Simply removing the inner cover exposes the control device, making it possible to repair the heated toilet seat while it is still attached to the toilet bowl, making it easy to maintain.

Embodiment Hereinafter, one embodiment of the present invention will be described based on the accompanying drawings. FIG. 1 is an exploded perspective view of a heated toilet seat according to an embodiment, and reference numeral 14 is a toilet seat in which an electric heater 15 is disposed, and the surface of the toilet seat is heated when the user sits on it. 1
Reference numeral e indicates a base, and reference numeral 17 indicates a case serving as an outer cover.The base 1e and the case 17 constitute the outer shell of the main body 18. 19 is a toilet lid for covering the toilet seat 16 when not in use.

2, 3, and 4 are all cross-sectional views of main parts of the main body 18. FIG. 2 is a longitudinal cross-section of the main body 18, and FIG. FIG. 4 shows a cross section taken along line BB in FIG. 3. 2o is
This is a control device that controls the surface temperature of the toilet seat 14 by controlling the power supply to the electric heater 6, and various electronic components and an adjustment volume 22 are mounted on a printed circuit board 21. The control device 2o includes an electric heater 5, a temperature detection element (not shown) provided near the electric heater 5, and a lead wire 2.
3 and is electrically connected. As shown in FIG. 4, the lead wire 23 extends from the inside of the toilet seat 14 to the main body 18 by passing through an ear 24 provided at the rear end of the toilet seat 14 and a rotating shaft 26 press-fitted into the ear 24. and is connected to the control device 20 by connectors 26, 27.

The lead wire 23 passing through the rotation shaft 25 is protected for use 2
8 is protected. A cam 29 is integrally provided at the tip of the rotating shaft 26, and when the toilet seat 14 is rotated to stand upright, such as during men's errands, this cam 29 is attached to the base 18 below. is pressed against the spring plate 30,
This prevents the toilet seat 14 from falling down. A rotation shaft 31 is provided integrally with an ear portion 32 at a position facing the rotation shaft 26 . The rotation shaft 31 is integrated from the base 1e,
The toilet seat 14 is rotatably held by the base 16, that is, the main body 18, by being supported from above by a presser metal fitting 36 with a clearance. Base 1e has
The control device 20. A lip 36 is provided integrally with the base 16 so as to surround the lead wire 23 and the spring plate 30, and an inner cover 37 encloses the control device 20, the lead wire 23, the cam 29, the spring plate 30, and the presser fitting 36 from above. The rib 36 is provided so as to fit into the screw 3.
It is fixed at 8. The control device 20 includes a boss 39 rising from the base 16 and a boss 40 hanging down from the inner cover 37.
is held by. Reference numeral 41 denotes a power cord for supplying power, and a molded cord outlet portion 42 fits into a notch 43 of the inner cover 37, and is fixed by being inserted between the base 16 and the base 16. The adjustment volume 22 directly fixed to the printed circuit board 21 also has a nut 43 on the rib 36.
', and is inserted into a shaft 46 of an adjustment knob 46 that is guided through a horizontal hole 44 provided in the case 17. By rotating the adjustment knob 46 by the user, the resistance value of the adjustment volume 22 is changed, and the toilet seat 14 is
The surface temperature can be adjusted.

The case 17 has two claw portions 47 on the inner surface thereof, and is fixed by being engaged with arcuate portions 48 at both ends of the base 16. In addition, on the bottom surface of the base 16,
A pair of bolts 49 are provided for attachment to the toilet bowl (not shown).

As described above, according to the configuration of this embodiment, the control device 2° is held on the base 1e and is further covered with the inner cover 37 inside the case 17 serving as the outer cover. Even if water or sewage gets inside, the inner cover 37
This prevents the control device 2o from being directly exposed to water, and the gap between the base 16 and the case 17 prevents water or sewage that has entered the case 17 from turning into vapor, or from concentrated acidic vapor from the detergent. Even if it enters from the inside, it will not rise and affect the inside of the inner cover 37. Therefore, the control device 2o will not break down due to corrosion or the like, and its performance can be maintained for a long period of time.In addition, even if the control device 2o breaks down, the adjustment knob 4
6 and pull both ends of the case 17 to the left and right, the claw part 47
is removed from the arc portion 48 of the base 16, and the case 1 is easily removed.
7 can be removed.

By removing the screws 38, the inner cover 37 can be easily removed, allowing maintenance and inspection of the interior even if the mounting bolts 49 of the base 16 remain fixed to the toilet bowl.

In addition, since the cord outlet portion 42 of the power cord 41 is fitted and fixed in the notch 43 of the inner cover 37, even if the case 17 is accidentally removed, the power cord 41 and the control device 2
No tension is applied to the electrical connection of Q, and there is no risk of disconnection.

Further, according to this embodiment, the inner cover 37 allows the cam 2 to
9. Spring plate 30. Lead wire 23. Since parts such as the presser fitting 36 are also covered, they can be protected from corrosion due to the infiltration of dirty water, and can also be protected from external forces after the case 17 is removed.

Effects of the Invention In the present invention, since the control device is attached to the base and is further covered from the upper part with an inner cover different from the outer cover, water,
It is reliably protected against infiltration of sewage, detergents, and their vapors, and can prevent breakdowns due to corrosion.

In addition, since the outer cover is locked to the base by the claws, it is easy to attach and detach, and the interior can be inspected without removing the device body from the toilet bowl, resulting in high maintainability.

Furthermore, in the embodiment, the outlet portion of the power cord is fitted and fixed in the notch provided in the inner cover, so even if the outer cover is removed, no tension is applied to the electrical connection portion, and there is no risk of disconnection.

As described above, according to the present invention, it is possible to provide a heated toilet seat with high reliability and excellent maintainability.

[Brief explanation of drawings]

Fig. 1 is an exploded perspective view of a heated toilet seat showing an embodiment of the present invention, Fig. 2 is a sectional view of the main part in the longitudinal direction of the main body, and Fig. 3 is a
Figure 4 is a sectional view of the main body of the main body taken near Figure A-A.
FIG. 5 is an exploded perspective view showing a conventional heated toilet seat. FIG. 6 is a vertical sectional view of the conventional heated toilet seat. 14...Toilet seat, 16...Base, 17
...Case (outer cover), 20...Control device, 37...Inner cover, 41...
Power cord, 47...claw part. Name of agent: Patent attorney Toshio Nakao and 1 other person No. 4
Figure 5. -Denryu. -7 1g-4+-person 17---γ-su 23--so Y line 25--@# division 28--uniform tante, -b

Claims (2)

[Claims] (1) A toilet seat with a built-in heater, a main body consisting of a base and an outer cover, a control device for the heater, and a power cord connected to the control device, and the control device is attached to the base and inside from the top. The heated toilet seat is covered with a cover, and has a claw part provided on the outer cover, and the outer cover is detachably attached to the base by the claw part. (2) The heated toilet seat according to claim 1, wherein the power cord is held by fitting an outlet portion into a notch provided in the inner cover.