JP3367889B2 - Hot water cleaning equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water washing device used by being attached to a toilet bowl.

[0002]

2. Description of the Related Art Conventionally, it has been general that a hot water washing device is attached to the front side of a low tank installation portion of a toilet having a low tank installation portion protruding from a rear upper surface. In this warm water cleaning device, a main body case is composed of a lower case and an upper case, and a cleaning device mounting portion to which a cleaning device having a cleaning nozzle that can be freely taken in and out of the main body case is mounted in the lower case, and a warm air And a drying device mounting portion to which a drying device for discharging air is attached are formed, and a suction opening communicating with the air suction port of the drying device is formed at the rear end of the lower case. The cleaning device is attached, and the drying device is attached to the drying device attachment portion.

[0003]

However, when the low tank installation portion is integrally formed on the toilet bowl made of pottery, a bulge (buildup) is likely to occur in the front corner of the low tank installation portion, and the rear case of the hot water cleaning device is If you try to install the end face along the front of the low tank installation part, the lower corner of the rear end of the lower case will ride on the bulge and the lower case will tilt, so when fixing the lower case to the toilet with bolts, There is a problem that rattling occurs in the lower case, and there is no structure in which the head of the bolt is hooked on the bolt receiving part and locked by inserting the bolt from the bolt intake opening opened at the rear of the lower case. The inclination of the lower case increases the resistance when inserting the bolt, which makes it difficult to attach the lower case.

The present invention has been made in view of the above conventional example, and an object of the present invention is to provide a hot water washing apparatus which can easily fix the rear end of the lower case to the bulging portion of the toilet without tilting. In addition, even if a load is applied to the upper case from above, the rear end of the upper case can be prevented from sinking and the decrease in drying capacity and the influence on the internal components in the main case can be prevented. The purpose is to provide.

[0005]

In order to solve the above-mentioned problems, the present invention is attached to the front side of the low tank installation portion 25 of the toilet 1 in which the low tank installation portion 25 having the low tank installed on the rear upper surface is projected. The main body case 3 is composed of a lower case 5 and an upper case 4, and a cleaning device mounting portion 12 to which a cleaning device 10 having a cleaning nozzle 11 that can be freely taken in and out of the main body case 3 is mounted is attached to the lower case 5.
A drying device mounting portion 7 to which a drying device that discharges warm air is mounted is formed, and a suction opening 46 that communicates with an air suction port of the drying device is formed at the rear end of the lower case 5. A warm water cleaning device in which the cleaning device 10 is mounted on the cleaning device mounting portion 12 and the drying device is mounted on the drying device mounting portion 7, and the cleaning device 10 is mounted above the upper surface of the toilet 1 at the lower corner of the rear end of the lower case 5. Standing step 4 located
5 is formed, and the suction opening 46 communicating with the air suction port of the drying device is formed in the rising step portion 45. With this structure, the lower case 5 is formed.
Even when unevenness of the toilet bowl 1 made of pottery, for example, a bulge (buildup) occurs in the front corner of the low tank installation portion 25 at the portion where the rear end portion is installed, a rising step portion is provided above this bulge. By mounting the lower case 5 on the upper surface of the rear portion of the toilet bowl 1 so that 45 is located, the bulge can be absorbed by the rising step portion 45, and the lower case 5 can be prevented from tilting.

Further, it is preferable that a load receiving rib 47 for receiving the load of the upper case 4 is provided on the rear surface of the rising step portion 45 of the lower case 5 in this case. In this case, when the upper case 4 is mounted, Since the lower portion of the rear end of the upper case 4 can be supported by the load receiving rib 47 provided on the rising step portion 45 of the lower case 5, even if a load is applied from above the main body case 3 after assembly, the rear end portion of the upper case 4 can be supported. Can be prevented from sinking.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION An example of an embodiment of the present invention will be described below. It is made of a resin molded product such as P and is divided into a lower case 5 attached to the upper surface of the rear part of the toilet 1 and an upper case 4 attached to the lower case 5, as shown in FIG. Upper case attachment portions 26 (FIG. 6) are provided upright at a plurality of positions on the lower case 5, and the outer peripheral edge of the lower case 5 and the outer peripheral edge of the upper case 4 are brought into contact with each other to lower the upper case 4. By screwing to the case 5, the upper case 4 and the lower case 5 are assembled in an airtight state.

As shown in FIGS. 6 and 7, at a plurality of positions of the lower case 5, there are vertically opened die-cutting holes 32 constituting a bolt receiving portion 31 for receiving the head of the bolt 30 fixed to the toilet bowl. Is formed. On the upper surface of the lower case 5, as shown in FIG. 6, the cleaning device mounting portion 12, the hot water tank mounting portion 28, the drying device mounting portion 7, and the deodorizing device mounting portion 3 are provided.
And 8 are formed. In FIG. 6, 9 is a notch for drying for ejecting warm air from the drying device 15, and 46 is the drying device 1.
5 is an intake opening facing the air intake, 39a is a suction opening facing the suction opening of the deodorizing device 17, and 39b is an exhaust opening facing the exhaust opening. In addition, FIG.
As shown in FIG. 5, the cleaning device 10 having the cleaning nozzle 11 that can be freely taken in and out of the main body case 3 is attached to the cleaning device attaching portion 12, the hot water tank 13 is attached to the hot water tank attaching portion 28, and the drying device is attached. A drying device 15 for discharging warm air is attached to the part 7, and a deodorizing device 17 for discharging the odor in the toilet bowl to the outside is attached to the deodorizing device attaching part 38. The drying device 15 and the deodorizing device are attached. The upper part of 17 is a mounting portion of the circuit board 6 on which the control component is mounted. Here, the circuit board 6 is
As shown in FIG. 4, both ends are screwed to the bosses 20 and 8 with screw holes, and the flange portion 14 of the hot water tank 13 is sandwiched by the sandwiching member 19.
The sandwiching member 19 sandwiches a part of the flange portion 14 projecting on the outer surface of the hot water tank 13 from both upper and lower sides with a small gap therebetween, whereby the circuit board 6 is deformed due to a temperature change or when the connector is connected. Even when it is deformed by the load of, the small gap between the sandwiching member 19 and the flange portion 14 serves as a play gap to absorb the deformation of the circuit board 6 and prevent the circuit board 6 from being distorted. This is to prevent the control components from being affected.

A low tank installation portion 25 (FIGS. 10 to 12) on which a low tank is installed is projectingly provided on a rear upper surface of the toilet bowl 1, and a lower case 5 of the hot water cleaning device 2 is provided in front of the low tank installation portion 25. Are attached with bolts 30.
At a plurality of locations on the lower case 5, die-cutting holes 32 that constitute a bolt receiving portion 31 that is opened rearward are formed by opening vertically. For example, as shown in FIGS. 8 and 9, the bolt 30 is made of a resin molded product in which a screw portion 70 and a rectangular plate-shaped portion 71 that forms the head of the bolt 30 are integrally molded. A screw portion 70 is provided on the lower surface side of one end portion 71a in the length direction of the plate-like portion 71, and a positioning projection 72 is provided on the lower surface side of the other end portion 71b. 14 is inserted from the mouth 33 (FIG. 9) in the direction of arrow A in FIG. 14 and the one end portion 71a of the plate-shaped portion 71 is hooked on the bolt receiving portion 31 of the lower case 5 and the positioning convex portion 72 is inserted into the positioning concave portion 73. By locking, the bolt 30 can be positioned with respect to the bolt receiving portion 31, and in this state, as shown in FIG. 13, from the lower surface of the rear portion of the toilet bowl 1 to the screw portion 70 of the bolt 30 via the washer 34 and the nut 35. The lower case 5 can be fixed to the upper surface of the rear part of the toilet 1 by fastening.

As shown in FIGS. 1 and 2, a rising step portion 45 that rises above the bottom surface of the lower case 5 is formed on the center side of the rear end portion of the lower case 5, and the rising step portion 45 is dried. A suction opening 46 is formed opposite the air suction port of the device. Here, the rising step portion 45 is set to be higher than the bulge formed in the front corner portion of the low tank setting portion 25 of the toilet 1, and the rising step portion 45 causes the front corner portion of the low tank setting portion 25 to rise. The bulge can be absorbed and the lower case 5 can be fixed to the upper surface of the toilet 1 without tilting.

Since the suction opening 46 provided at the rear portion of the drying device mounting portion 7 is formed in the rising step portion 45 which rises above the bottom surface of the lower case 5, for example, after the lower case 5. When the end portion is arranged close to the low tank installation portion 25 protruding from the upper surface of the toilet bowl 1, as shown in FIG. 1, a bulge (buildup) is formed at the front corner of the low tank installation portion 25. Even if
The rising step portion 45 can absorb the swelling, so that the lower case 5 can be prevented from tilting, and the lower case 5 can be attached to the toilet 1
It is possible to prevent rattling of the lower case 5 when it is fixed to the upper surface of the. Further, when the plate-shaped portion 71 of the bolt 30 is hooked and locked to the bolt receiving portion 31 of the lower case 5, the lower case 5 does not tilt, so that the resistance when the bolt 30 is inserted becomes small, and the bolt 30 is not inserted. Since it is possible to prevent the mounting resistance from increasing, the bolt 30 can be smoothly inserted, and the lower case 5 can be easily mounted. Further, by forming the suction opening portion 46 in the rising step portion 45, even when the rear end portion of the lower case 5 is arranged close to the low tank 25 side, it is between the upper surface of the toilet 1 and the suction opening portion 46. Since a gap for introducing air is secured,
It does not hinder the intake of air into the dryer.

Further, when the upper case 4 is mounted, the load receiving ribs 47 provided on the rising step portions 46 are used to mount the upper case 4 on the upper case 4.
Since the lower rear end is supported, it is possible to prevent the rear end of the upper case 4 from sinking when a load is applied from above the upper case 4. By the way, when the load receiving rib 47 is not provided and the rear end of the upper case 4 and the rear end of the lower case 5 are simply fixed by screws, for example, a person may ride on the upper case 4, Alternatively, when a large load is applied from above, such as when the upper surface of the upper case 4 is pressed from above when fixing the main body case 3 to the toilet bowl 1, it is not possible to receive the load only by screwing. 4 may sink about 30 mm. In this case, there is a problem in that the upper case 4 hits an internal component of the main body case 3 to cause a bad influence such as cracking or breaking of a harness. Further, since the suction opening portion 45 of the drying device is provided at the rear end portion of the lower case 5, the suction opening portion 4 is caused by the sinking of the upper case 4.
There is a problem that 5 is blocked and the drying ability is also affected. On the other hand, in the present invention, by providing the load receiving ribs 47 at two positions on the left and right of the rear end portion of the lower case 5, the amount of depression of the upper case 4 can be regulated, and the above problem can be solved.

In this embodiment, the lower case 5 is attached to the toilet bowl 1.
The bolt 30 for attaching to the screw part 70 and the plate-shaped part 7
1 and 1 are integrally molded resin moldings, and the positioning convex portion 72 provided on the plate-like portion 71 is inserted and locked into the positioning concave portion 73 provided on the lower case 5, so that the bolt 30 is lowered. There is also an advantage that the bolt 30 can be easily positioned with respect to the bolt receiving portion 31 and the bolt 30 can be easily attached.

[0014]

As described above, according to the first aspect of the present invention, the main body mounted on the front side of the low tank installation part of the toilet bowl having the low tank installation part projecting the low tank installed on the upper surface of the rear part. The case consists of a lower case and an upper case, and the lower case is equipped with a cleaning device mounting part to which a cleaning device equipped with a cleaning nozzle that can be freely taken in and out of the main body case is mounted, and a drying device that discharges warm air. The drying device attachment part is formed, and the suction opening that communicates with the air suction port of the drying device is formed at the rear end of the lower case. A warm water washing device with a drying device attached to the device attachment part, in which a rising step portion located above the upper surface of the toilet bowl is formed at the lower corner of the rear end of the lower case. Since the formation of the suction opening communicating with the air suction port of the drying device to the gully stepped portion, even if swelling of the porcelain toilet bowl portion attaching the rear end portion of the lower case,
By attaching the lower case to the upper surface of the toilet bowl so that the rising step is located above the bulge, the bulge can be absorbed by the rising step and the lower case can be prevented from tilting. Even with a structure in which a bolt is inserted from the opened bolt intake port and the head of the bolt is hooked and locked on the bolt receiving part, the mounting resistance of the bolt can be reduced and the lower case can be easily and smoothly mounted. is there.

In addition to the effect of claim 1, the invention according to claim 2 is further provided with a load receiving rib for receiving the load of the upper case, which is projectingly provided on the rear surface of the rising step of the lower case. When mounting the upper case, the load receiving ribs provided on the rising step of the lower case can support the lower part of the rear end of the upper case, so even if a load is applied to the upper case from above, the rear end of the upper case Can be prevented from being depressed, and the suction opening can be prevented from being blocked by the depression of the upper case, or the internal components in the main body case being damaged by the upper case.

[Brief description of drawings]

FIG. 1 shows an example of an embodiment of the present invention, (a) (b)
FIG. 6 is a cross-sectional view illustrating a state in which the lower case is attached to the upper surface of the rear part of the toilet bowl.

FIG. 2 is a cross-sectional view illustrating a case where the upper case is supported by a load receiving rib provided on the rising step portion of the same.

FIG. 3 is a rear view for explaining the rising step portion of the above.

FIG. 4 is a front view of the lower case in which the cleaning device, the hot water tank, the drying device, and the deodorizing device are housed.

FIG. 5 is a plan view of FIG.

FIG. 6 is a plan view of the lower case of the above.

FIG. 7 is a bottom view of the lower case of the above.

8A to 8D are a bottom view, a side view, a front view and a plan view of a bolt.

9A and 9B are a side cross-sectional view and a bottom view of a bolt mounted state.

FIG. 10 is a plan view of a rear end portion of the lower case of the above.

FIG. 11 is a plan view illustrating a state in which the lower case of the above is attached to a toilet bowl.

FIG. 12 is a plan view illustrating a state before the lower case of the above is attached to the toilet bowl.

FIG. 13 is a rear view of the lower case and the toilet bowl of the same before attachment.

14 (a) to 14 (c) are explanatory views of a bolt mounting operation.

[Explanation of symbols]

1 toilet bowl 2 Hot water cleaning device 3 body case 4 upper case 5 lower case 7 Drying device mounting part 12 Cleaning device mounting part 25 Low tank installation section 45 Rise section 46 Suction opening 47 Load receiving rib

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Katsuyuki Okumura 1048, Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Works, Ltd. (72) Yoshihiro Nishizaki, 1048, Kadoma, Kadoma City, Osaka Matsushita Electric Works, Ltd. (56) References JP-A-3-107031 (JP, A) JP-A-6-193114 (JP, A) JP-A-11-131563 (JP, A) JP-A-11-61941 (JP, A) JP-A-6 −10389 (JP, A) Actual development 61-146579 (JP, U) Actual development Hei 2-37972 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E03D 9/00- 9/16

Claims (2)

(57) [Claims] 1. A body case attached to a front side of a low tank installation portion of a toilet bowl having a low tank installation portion on which a low tank is installed on a rear upper surface is composed of a lower case and an upper case. A cleaning device mounting portion to which a cleaning device having a cleaning nozzle that can be freely taken in and out of the case is mounted, and a drying device mounting portion to which a drying device that discharges warm air is mounted are formed, and the rear end of the lower case is formed. A hot water washing device in which a suction opening communicating with the air suction port of the drying device is formed, the washing device is attached to the washing device attachment part, and the drying device is attached to the drying device attachment part. A rising step located above the upper surface of the toilet is formed at the lower corner of the rear end of the case, and a suction opening communicating with the air suction port of the drying device is formed in this rising step. A hot water cleaning device characterized by being formed. 2. On the rear surface of the rising step of the lower case,
The hot water cleaning device according to claim 1, wherein a load receiving rib for receiving the load of the upper case is provided in a protruding manner.