JP3889269B2 - Western style flush toilet - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a Western style flush toilet.
[0002]
[Prior art]
Generally, a Western-style toilet body made of ceramic, a base plate provided behind the Western-style toilet body, a cleaning tank provided on the base plate and storing cleaning water, provided on the base plate, A Western style flush toilet equipped with a functional device such as a deodorizing device for deodorizing the inside of a toilet bowl is known. The washing tank and the functional device are housed in a tank cover, and a toilet seat device including a toilet seat and a toilet lid is swingably provided on the tank cover.
[0003]
In this Western-style flush toilet, if the user adds an operation and then operates an operation switch, washing water is supplied from the washing tank to the Western-style toilet body, and the Western-style toilet body can be washed. Moreover, functional devices, such as a deodorizing apparatus, can provide a various function to a western-style toilet body.
[0004]
[Problems to be solved by the invention]
However, in the conventional Western-style flush toilet, the base plate is fixed to the Western-style toilet body, and a washing tank, a tank cover, and the like are provided on the base plate. For this reason, the rear upper surface of the western-style toilet body is always covered with those members leaving a slight gap, and even if dirt such as urine adheres to the upper surface of the rear part through the gap, it is difficult to remove the dirt. It was. For this reason, an unpleasant odor is generated due to the dirt, and it is unsanitary.
[0005]
In this regard, the Western-style flush toilet disclosed in JP 2000-33051 A, JP 2000-104307 A, or JP 2001-231715 A can solve the problem. That is, in these Western-style flush toilets, the base plate is composed of a rear base plate that is fixed to the Western-style toilet main body and on which at least the washing tank is placed, and a front base plate that can be raised and lowered by a lifting device with respect to the rear base plate. ing. The tank cover includes a rear cover fixed to the rear base plate and a front cover fixed to the front base plate. In these Western-style flush toilets, if the front base plate is raised by the lifting device, the front cover is raised together with the front base plate, so that the rear upper surface of the Western-style toilet body can be exposed. For this reason, it is possible to easily remove dirt such as urine adhering to the upper surface of the rear part of the Western-style toilet body, and it is possible to prevent the generation of a strange odor due to this dirt and to be hygienic.
[0006]
However, in the Western-style flush toilets described in the above publications, the tank cover is composed of a rear cover and a front cover, and only the front cover is fixed to the front base plate. For this reason, when the front base plate is raised, only the front cover is raised. In this state, the front cover does not support the rear cover, and the front cover stands up in an unstable state. In particular, in this type of Western style flush toilet, it is easy to adopt a front cover that is light in weight due to its thin wall thickness, so that the front cover can be easily bent. I'll be stuck. For this reason, if excessive force is applied to the front cover from the outside with the front base plate raised, the front base plate may deform the part that fixes the front cover or the front cover itself. Sex is a concern.
[0007]
This invention is made | formed in view of the said conventional situation, It is made into the problem which should be solved to provide the western style flush toilet bowl which is hard to generate a strange odor, is hygienic, and was excellent in durability.
[0008]
[Means for Solving the Problems]
The Western-style flush toilet of the present invention includes a Western-style toilet body that is washed with washing water, a base plate that is provided behind the Western-style toilet body, a washing tank that is provided on the base plate and stores the washing water, A functional device provided on a base plate and capable of imparting various functions to the western-style toilet body; a tank cover for storing the washing tank and the functional device; and a toilet seat device swingably provided on the tank cover; In a Western style flush toilet equipped with
The base plate is fixed to the Western-style toilet body, and at least a rear base plate on which the washing tank is placed, and a front base plate that is provided so as to be movable up and down with respect to the rear base plate by an elevating device and to which the entire tank cover is fixed. It is characterized by the following.
[0009]
In the Western-style flush toilet of the present invention, the entire tank cover is fixed to the front base plate that can be raised and lowered by the lifting device with respect to the rear base plate fixed to the Western-style toilet body. For this reason, if the front base plate is lifted by the lifting device, the entire tank cover is lifted, whereby the rear upper surface of the western-style toilet body can be exposed. Thus, dirt such as urine adhering to the upper surface of the rear part of the Western-style toilet body can be easily removed, and the generation of a strange odor due to this dirt can be prevented and also hygienic.
[0010]
Further, since the entire tank cover is fixed to the front base plate, if the front base plate is raised by the lifting device, the entire tank cover is raised. For this reason, in this state, the tank cover is erected while maintaining a high-strength cylindrical shape or container shape. Even if the thickness is reduced by reducing the wall thickness, the tank cover does not bend easily. For this reason, even if an excessive force is applied to the tank cover from the outside in this state, the portion where the front base plate fixes the tank cover and the tank cover itself are not easily deformed, and excellent durability is exhibited.
[0011]
Therefore, the Western-style flush toilet of the present invention is less likely to generate a strange odor, is hygienic, and has excellent durability.
[0012]
It is preferable that a functional device that does not store water is fixed to the front base plate or the tank cover. Functional devices that do not store water include, for example, an automatic opening / closing device that automatically opens and closes a toilet seat and toilet lid on a Western-style toilet body, and a hot water tank among local cleaning devices that can clean a user's local area seated on the toilet seat. It is a human body detection sensor that detects a user of a Western style flush toilet such as a cleaning nozzle. In this case, even if the functional device fixed to the front base plate or the tank cover is raised by raising the front base plate by the lifting device, the functional devices are lightweight because they do not store water. A large load does not act on the tank cover. For this reason, the tank cover is hard to bend reliably and exhibits excellent durability. In addition, the front base plate and the tank cover can be raised and lowered smoothly without vibrating or tilting the front base plate. In addition, if a large number of functional devices are fixed to the front base plate or the tank cover in this way, the rear upper surface of the western-style toilet body is widely opened due to the elevation of the front base plate and the tank cover. The removal work of dirt becomes easy.
[0013]
The tank cover may include a front cover fixed to the front base plate and a rear cover positioned behind the front cover and placed on the front cover and moved up and down. If it is like this, a tank cover can be easily manufactured by dividing | segmenting into a front cover and a rear cover, and it becomes a Western style flush toilet bowl excellent in design nature. In addition, the front cover and the rear cover can be divided and easily removed and attached, so that the cleaning tank and functional devices stored in the tank cover can be easily inspected and repaired. Can do.
[0014]
The front cover is formed with a first support part projecting at the lower end and a second support part projecting at the upper end, and the rear cover has a first supported part placed on the first support part at the lower end and an upper end Thus, a second supported part placed on the second supporting part can be formed. In this case, the front base plate and the front cover are moved up and down by the lifting device by placing the first supported portion on the first supporting portion and placing the second supported portion on the second supporting portion. At this time, the tank cover can be moved up and down integrally.
[0015]
In this case, the first support part is a first convex part projecting inside the front cover , the second support part has a second convex part projecting above the front cover , and the first supported part is It is a 1st recessed part engaged with a 1st convex part, and a 2nd supported part can have a 2nd recessed part engaged with this 2nd convex part. If it is like this, the integrity of the tank cover is improved by engaging the first concave portion with the first convex portion and engaging the second concave portion with the second convex portion.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, embodiments of the invention will be described with reference to the drawings.
[0017]
As shown in FIG. 1, the Western-style flush toilet of the embodiment is provided with a tank cover 2 behind a ceramic-made Western-style toilet body 1. The tank cover 2 includes a front cover 2a located at the front and a rear cover 2b located at the rear. A toilet seat device 4 including a toilet seat 4a and a toilet lid 4b is swingably attached to the front side of the lower end of the front cover 2a.
[0018]
As shown in FIG. 2, a rear base plate 10, a front base plate 11, and a lifting device 12 are provided in the tank cover 2. The rear base plate 10 is fixed to the rear part of the western-style toilet body 1 (see FIG. 1), and the washing tank 5 is placed in the recess 10a. The lifting device 12 is provided between the rear base plate 10 and the front base plate 11, and the front base plate 11 can be lifted and lowered with respect to the rear base plate 10 by the lifting device 12. A tank cover 2 including a front cover 2a and a rear cover 2b is fixed to the front base plate 11. In addition, the front base plate 11 includes an automatic opening / closing device (not shown) of the toilet seat 4a and the toilet lid 4b, a cleaning nozzle 6 other than the hot water tank in the local cleaning device, and a human body detection sensor that detects a user of a Western-style flush toilet. The functional device that does not store water is fixed.
[0019]
A washing lever 2c is swingably provided on the side wall of the front cover 2a, and the washing water in the washing tank 5 can be supplied to the western-style toilet body 1 by the washing lever 2c. On the upper end of the tank cover 2, the hand basin 7 is placed so as to be flush with the tank cover 2.
[0020]
As shown in FIG. 4, rectangular parallelepiped first convex portions 2d are provided on both sides of the rearmost portion of the lower end of the front cover 2a so as to protrude inward. The upper surfaces of both first convex portions 2d are first support portions. On the other hand, a plate-like insertion piece 2e to be inserted into the front cover 2a is projected at the foremost part of the rear cover 2b, and the lower end of the insertion piece 2e can be engaged with each first protrusion 2d. A pair of rectangular parallelepiped first recesses 2f are recessed from the lower end. The upper surfaces of both first recesses 2f are first supported portions.
[0021]
Further, as shown in FIG. 5, second convex portions 2g projecting upward are formed on both sides of the rearmost portion of the upper end of the front cover 2a, and screw holes 2h are formed in each second convex portion 2g. Has been. Both the 2nd convex parts 2g are the 2nd support parts. On the other hand, the front of the upper end of the rear cover 2b, is provided on the left and right supporting pieces 2i extending horizontally toward the front, the through-hole of the support pieces 2 i as a second recess extending in the vertical direction 2j is provided. Both through holes 2j are the second supported parts. Each 2nd convex part 2g is engageable with each through-hole 2j.
[0022]
The front cover 2a and the rear cover 2b are assembled as follows. That is, first, the first concave portions 2f of the rear cover 2b are inserted into the first convex portions 2d of the front cover 2a, and the second convex portions 2g are inserted into the through holes 2j of the support pieces 2i. Thereafter, screws 2k are screwed into the respective screw holes 2h, and the respective second convex portions 2g are fixed to the respective support pieces 2i.
[0023]
In the western style flush toilet of the embodiment configured as described above, the upper surface of the rear part of the western style toilet body 1 is covered with the tank cover 2 with a slight gap as shown in FIG. ing. In this state, if the front base plate 11 is raised by the lifting device 12 shown in FIG. 2, the front cover 2a fixed to the front base plate 11 is raised as shown in FIG. Accordingly, the automatic opening / closing device, the cleaning nozzle 6 and the like, and the human body detection sensor and the like are also raised.
[0024]
At this time, in this Western style flush toilet, as shown in FIGS. 4 and 5, each first convex portion 2d of the front cover 2a is engaged with each first concave portion 2f, and each second convex portion. Each 2nd convex part 2g is engaging with each through-hole 2j in the state which 2g was fixed to each support piece 2i. For this reason, if the front base plate 11 is raised by the elevating device 12, the entire tank cover 2 is raised. Thereby, the rear upper surface of the western-style toilet body 1 can be exposed. In this way, it is possible to easily remove dirt such as urine adhering to the upper surface of the rear part of the Western-style toilet body 1, and it is possible to prevent the generation of a strange odor due to this dirt and to be hygienic.
[0025]
Further, in this Western style flush toilet, when the tank cover 2 is raised, as shown in FIG. 3, the tank cover 2 stands up with a strong cylindrical shape, and the tank cover 2 is easily bent. There is nothing. For this reason, even if an excessive force is applied to the tank cover 2 from the outside in this state, the portion where the front base plate 11 fixes the tank cover 2 and the tank cover 2 itself are not easily deformed, resulting in excellent durability. Demonstrate sex.
[0026]
In particular, in this Western style flush toilet, only a functional device that does not store water, such as an automatic opening / closing device, is fixed to the front base plate 11. For this reason, a large load does not act on the tank cover 2. For this reason, the tank cover 2 is certainly hard to bend and exhibits excellent durability. Further, the front base plate 11 and the tank cover 2 can be raised and lowered smoothly without vibrating or tilting the front base plate 11. In addition, if a large number of functional devices are fixed to the front base plate 11 or the tank cover 2 in this way, the rear upper surface of the western-style toilet body 1 is widely opened due to the elevation of the front base plate 11 and the tank cover 2, and the western-style toilet bowl The removal work of the dirt on the rear upper surface of the main body 1 is facilitated.
[0027]
Therefore, this Western-style flush toilet bowl is less likely to generate a strange odor, is hygienic, and has excellent durability.
[0028]
Further, in this Western style flush toilet, since the tank cover 2 is composed of the front cover 2a and the rear cover 2b, the tank cover 2 can be easily manufactured by dividing it into the front cover 2a and the rear cover 2b. Is excellent.
[0029]
Furthermore, in this Western style flush toilet, if the rear cover 2b is lifted up after removing the screw 2k from each screw hole 2h, the engagement between each first projection 2d and each first recess 2f and each first The engagement between the two convex portions 2g and each through hole 2j is released, and the rear cover 2b can be easily removed. For this reason, it is possible to easily inspect and repair the cleaning tank 5 and the functional device housed in the tank cover 2.
[0030]
In addition, it can replace with the insertion piece 2e shown in FIG. 4, the 1st convex part 2d, and the 1st recessed part 2f, and can also employ | adopt the structure shown in FIG. That is, a plate-like insertion piece 2n that is inserted into the rear cover 2b is projected from the rearmost portion of the front cover 2a. Also, recessing the third recess 2 0 lower slightly above the insert 2n. Furthermore, a rectangular parallelepiped third convex portion 2m is provided so as to protrude inwardly at the lower end of the foremost portion of the rear cover 2b and slightly above both sides. The third recess 2 0 is engageable with the third convex portion 2m. The lower surface of both third recess 2 0 is the first support portion, the lower surface of both the third convex portion 2m is the first supported portion.
[0031]
Even this, the third convex part 2m of the rear cover 2b is engaged with the third recess 2 0, if raising the front base plate 11 by the elevating device 12, the entire tank cover 2 rises Thus, the same effect can be obtained.
[Brief description of the drawings]
FIG. 1 is an overall perspective view of a Western style flush toilet of an embodiment.
FIG. 2 is an exploded perspective view of the lifting device and the like according to the Western style flush toilet of the embodiment.
FIG. 3 is an overall perspective view of a state in which a tank cover is raised according to the western style flush toilet of the embodiment.
FIG. 4 is a partial perspective view of a tank cover according to the western style flush toilet of the embodiment.
FIG. 5 is a partial side view of the tank cover according to the western style flush toilet of the embodiment.
FIG. 6 is a partial perspective view of a tank cover according to a Western style flush toilet of a modified example of the embodiment.
[Explanation of symbols]
1 ... Western-style toilet body 10, 11 ... Base plate (10 ... Rear base plate, 11 ... Front base plate)
2 ... Tank cover (2a ... Front cover, 2b ... Rear cover)
4 ... toilet seat device (4a ... toilet seat, 4b ... toilet lid)
12 ... Elevating device 2d ... 1st support part (1st convex part)
2 0 ... 1st support part (3rd recessed part)
2f ... 1st supported part (1st recessed part)
2m ... 1st supported part (3rd convex part)
2g ... 2nd support part (2nd convex part)
2j ... 2nd supported part (2nd recessed part, through-hole)

Claims (5)

A Western-style toilet body cleaned with cleaning water, a base plate provided behind the Western-style toilet body, a cleaning tank provided on the base plate and storing the cleaning water, and provided on the base plate, the Western-style toilet bowl In a Western-style flush toilet comprising a functional device capable of imparting various functions to the main body, a tank cover for storing the washing tank and the functional device, and a toilet seat device swingably provided on the tank cover.
The base plate is fixed to the Western-style toilet body, and at least a rear base plate on which the washing tank is placed, and a front base plate which is provided so as to be movable up and down by a lifting device with respect to the rear base plate and to which the entire tank cover is fixed. A Western style flush toilet.   The western style flush toilet according to claim 1, wherein a functional device that does not store water is fixed to the front base plate or the tank cover.   2. The tank cover includes a front cover fixed to the front base plate, and a rear cover that is located behind the front cover and is placed on the front cover and moves up and down. Or the Western-style flush toilet according to 2.   The front cover is formed with a first support part projecting at the lower end and a second support part projecting at the upper end, and the rear cover has a first supported part placed on the first support part at the lower end. The Western-style flush toilet according to claim 3, wherein a second supported part is formed at the upper end to be placed on the second supporting part. The first support part is a first convex part protruding inward of the front cover , the second support part has a second convex part protruding above the front cover , and the first supported part is the first convex part. 5. The Western-style flush toilet according to claim 4, wherein the second supported portion has a second concave portion that engages with the second convex portion.

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