JPH0813582A - Low tank with cover - Google Patents

Abstract

(57) [Summary] [Structure] A low tank main body 76 is installed on the base plate 12 via a tank receiver 74 and is covered with a cover 70. Ribs 152 and 154 are provided on the side surfaces of the tank receiver 74 and the raw tank main body 76, respectively, and cover 7
It is in contact with the inner surface of 0. A holder 150 is provided on the front surface of the tank receiver 74 and holds a lead wire 148. [Effect] The deformation of the cover is prevented from being deformed, so that the quality of the cover is enhanced. Also, thin the cover,
It is also possible to achieve weight reduction and manufacturing cost reduction. Since the electric wiring is prevented from being sandwiched between the cover and the base plate when the cover is assembled, the workability of assembling the cover is significantly improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a low tank installed in a western style toilet, and more particularly to a low tank with a cover in which a main body of the low tank is covered with a cover.

[0002]

2. Description of the Related Art A conventional example in which a low tank main body installed on the rear upper surface of a Western-style toilet is covered with a cover will be described with reference to FIGS.

A packing 1 is placed on a synthetic resin base plate 12 installed on the upper rear surface of a Western-style toilet 10 made of ceramics.
3, the tank receiver 14 is installed, and the raw tank body 16 is mounted on the tank receiver 14. The tank receiver 14 has a convex portion 14a that projects downward. The convex portion 16a provided on the bottom of the raw tank body 16 is inserted into the convex portion 14a via the ring-shaped packing 18.

Openings 14b and 16 are formed in the bottom surfaces of the protrusions 14a and 16a and the base plate 12, respectively.
b, 12a are provided. The male screw portion 20 a of the float valve device 20 is provided with these openings 14 via the packing 22.
b, 16b, 12a are inserted from above.

By screwing the nut 24 into the male screw portion 20a, the float valve device 20 is fixed, and the raw tank body 16 is fixed to the base plate 12 via the raw tank receiver 14.

Synthetic resin covers 26 and 28 are mounted so as to cover the raw tank body 16. In this conventional example, the cover 26 covers the front surface side and the upper surface side of the raw tank body 16, and the hand-washing pot 26a is provided above the cover 26.
Are formed. The cover 28 covers the rear surface side of the raw tank body 16.

Handle insertion openings 34 and 36 are provided on one side surface of the cover 28 and the low tank body 16, and the male screw portion 38a of the handle device 38 is inserted into the openings 34 and 36 and the nut 40 is screwed. The handle device 38 is fixed to the cover 28 by being tucked in.
The handle device 38 and the float valve 41 of the float valve device 20 are connected by a chain 42.

Ball tap insertion openings 44 and 46 are provided on the other side surfaces of the cover 28 and the raw tank body 16. A ball tap device 48 is provided in the openings 44 and 46.
The ball tap device 48 is fixed to the cover 28 by inserting the male screw portion 48 a of the above and screwing the nut 49.

A service tank 50 is installed below the valve mechanism of the ball tap device 48, and ball tap outflow water (clean tap water) is introduced into the service tank 50 through a rising pipe 52 with a fresh water receiving tray 52a. be introduced. The outlet 50 a on the bottom surface of the service tank 50 is connected to the service water outlet 53 on the bottom surface of the raw tank body 16.

A nozzle 54 with a vinyl hose 54a is connected to an outlet for a hand-washing pipe of the ball tap device 48.
This nozzle 54 is connected to the hand-washing water discharge head 56 of the hand-washing pot 26a. Reference numeral 58 is a tank lid.

[0011]

In the conventional low tank with a cover described above, there is a gap between the cover and the main body of the tank or the tank receiver, and there is a possibility that the cover may be bent so as to bend.

In the conventional low tank with a cover, the lead wire of the electric component installed on the base plate may be sandwiched between the lower end of the cover and the base plate when the cover is mounted.

[0013]

A low tank with a cover according to claim 1 is a low tank with a cover in which a low tank main body on the rear upper surface of a Western-style toilet is covered with a synthetic resin cover, and an outer surface of the low tank main body and an inner surface of the cover. At least one of the two is provided with a convex portion that comes into contact with the other.

A low tank with a cover according to a second aspect of the present invention is a low tank with a cover in which a low tank body is installed on a low tank receiver on a rear upper surface of a western-style toilet, and the low tank receiver and the low tank with a cover are covered with a synthetic resin cover. At least one of the outer surface and the inner surface of the cover is provided with a convex portion that abuts against the other.

The covered low tank according to claim 3 is a covered low tank in which the main body of the rear upper surface of a western-style toilet is covered with a synthetic resin cover, and the holding tank is provided with a holding member for holding electric wiring. It is what

A low tank with a cover according to claim 4 is a low tank with a cover in which a low tank main body is installed on a low tank receiver on a rear upper surface of a Western-style toilet, and the low tank main body and the low tank main body are covered with a synthetic resin cover. It is characterized in that a holding member for holding the electric wiring is provided.

[0017]

In the low tank with a cover according to the first and second aspects, since the cover is backed up by the convex portion, the cover does not deform in a concave shape even if the cover is strongly pressed.

In the low tank with a cover according to the third and fourth aspects, by holding the lead wire in the holding member, the lead wire is prevented from dangling. As a result, the lead wire is prevented from being caught between the lower end of the cover and the base plate.

[0019]

EXAMPLES Examples will be described below with reference to the drawings. 1 to 5 show a raw tank according to an embodiment of the present invention. FIG. 1 is a perspective perspective view of a Western-style toilet equipped with the raw tank, and FIG. 2 is an exploded view of a base plate tank receiver and a raw tank body. FIG. 3 is a perspective view, FIG. 3 is a plan view of the tank receiver, FIG. 4 is a perspective view of the same, and FIG. 5 is an exploded sectional view of a connecting portion between the tank receiver and the raw tank body.

A tank receiver 74 is installed on a synthetic resin base plate 72 installed on the rear upper surface of the Western-style toilet 60, and a low tank main body 76 is installed on the tank receiver 74.
Is installed. This low tank body 76 is the cover 7
It is covered with 0. On the upper side of the cover 70, a hand washing bowl 68 having a hand washing water discharge pipe 66 is covered. Cover 70
A heated toilet seat 64 is pivotally supported at the front part of the.

The cover 70 has its upper portion screwed to the low tank body 76 and its lower portion screwed to the base plate 72.

As shown in FIG. 2, the peripheral portion of the opening 78 of the base plate 72 is a high step portion 80 which is one step higher than the outer periphery thereof, and the high step portion 80 is provided with a screw hole 82.

The opening 78 is arranged substantially at the center of the base plate 72 in the toilet width direction, and the convex portion 84 of the bottom surface of the tank receiver 74 is also provided at the substantially center of the tank receiver 74 in the toilet width direction. The bottom surface of the convex portion 84 has an opening 7
8 is provided with an opening 86 having substantially the same diameter. A pin 88 is provided in the vicinity of the opening 86, and is fitted in a through hole 90 provided in the base plate 72.

As will be described later, the tank receiver 74 is provided with a narrow convex portion 100, and the concave portion 92 is provided on the bottom surface of the narrow convex portion 100. The boss portion 94 on the upper surface of the base plate 72 fits into the recess 92.
The pin 88 and the through hole 90 are fitted together, and the recess 92 and the boss portion 94 are fitted together, whereby the tank receiver 74 is positioned and the openings 86 and 78 are coaxial with each other. Are installed on the base plate 72. Then, the screw 9 is passed through the screw insertion hole 96 around the opening 86.
By screwing 8 into the screw hole 82, the tank receiver 74
Are fixed to the base plate 72.

At the bottom of the tank receiver 74, there is provided a narrow convex portion 100 which is continuous with the convex portion 84 and extends laterally of the tank receiver 74. The concave portion 92 is provided on the bottom surface of the narrow convex portion 100. The screw 10 is passed through the screw insertion hole 92a (FIG. 3) formed in the recess 92.
2 (FIG. 2) is screwed into the boss portion 94.

A convex portion 104 and a narrow convex portion 106 are provided on the bottom surface of the raw tank main body 76 so as to fit into the convex portion 84 and the narrow convex portion 100. The narrow convex portion 106 of the raw tank body 76 is replaced with the narrow convex portion 10 of the tank receiver 74.
When the low tank main body 76 is installed on the tank receiver 74, it is reliably prevented that the front and rear of the low tank main body 76 are erroneous when fitted to 0.

The rib 10 is formed on the inner surface of the upper edge of the tank receiver 74.
8 is provided so that when the low tank body 76 is fitted to the tank receiver 74, a slight gap is formed between the inner peripheral surface of the tank receiver 74 and the outer periphery of the low tank body 76. There is. By providing a gap in this way,
The condensed water on the outer surface of the raw tank body 76 can be introduced into the tank receiver 74.

A rib 11 is provided on the upper surface of the tank receiver 74.
0 is provided, and a slight gap is formed between the bottom surface of the raw tank body 76 and the top surface of the tank receiver 74. By forming this gap, the condensed water that has entered the tank receiver 74 is introduced to the bottom of the tank receiver 74.

The boss portion 11 is provided on the upper edge of the tank receiver 74.
2 is provided, and the upper surface of the boss portion 112 is flush with the upper end of the tank receiver 74.

A projecting piece 114, which is enlarged and shown in FIG. 5, is provided on the side surface of the raw tank main body 76, and the projecting piece 114 is brought into contact with the upper surface of the boss portion 112.

By screwing the screw 118 into the boss 112 through the screw insertion hole 116 of the overhanging piece 114,
The low tank body 76 is fixed to the tank receiver 74.

In the present embodiment, as shown in FIG. 5, a concave groove 120 is provided on the upper surface of the root portion of the projecting piece 114. Further, a concave groove 121 is also provided on the upper surface of the boss portion 112. By providing these recessed grooves 120 and 121, it is possible to prevent the condensed water that has traveled down the outer surface of the raw tank body 76 from being transferred to the tip side of the overhanging piece 114 rather than the recessed groove 120. Then, the dew condensation water on the outer surface of the tank receiver 76 surely flows into the tank receiver 74.

As shown in FIG. 2, the male thread portion 20a of the float valve device 20 is inserted through the packing 22 into the low tank body 76.
The float valve device 20 is fixed to the low tank main body 76 by screwing the nut 24 into the male screw portion 20a from the lower side of the low tank main body 76 through the opening 122 on the bottom surface of the low tank main body 76. Then, the raw tank main body 76 is attached by screws 118 to the tank receiver 74 attached in advance to the base plate 72.

A cover 70 is attached to the low tank body 76.
Is installed, and the hand-washing pot 68 is installed thereon, whereby the low tank is installed.

As shown in FIG. 1, a service tank 130 is installed in the raw tank body 76, and a hose (not shown) is used to supply water to the hot water tank 132 below the tank receiver 74. The service tank 130 and the hot water tank 132 are connected.

The hot water in the hot water tank 132 passes through the hose 134, the pump 136, etc., and the cleaning nozzles 138, 1
40.

On the base plate 72, the warm air fan 1
42 and a deodorizing fan 144 are installed. The heater of these hot water tanks 132, the pump 136, and the fan 1
42, 144 and the like are connected to the board 146 by lead wires and controlled by a control circuit mounted on the board 146.

The board 146 is also connected to the heated toilet seat 64 via a lead wire 148. This lead wire 1
Reference numeral 48 is drawn into the toilet seat 64 via a support shaft (hollow shaft) 149 of the heated toilet seat 64. The lead wire 148 is held by a holder (holding member) 150. In this embodiment, the holder 150 is made of a flexible plastic piece as shown in FIG. 6 and is bonded to the front surface of the tank receiver 73.

By holding the lead wire 148 in the holder 150, the lead wire 148 is interposed between the cover 70 and the base plate 72 when the cover 70 is covered.
Is prevented from being caught.

In this embodiment, ribs 152 are provided on the front surface, the side surface, and the rear surface of the tank receiver 74, respectively. Further, ribs 154 are also provided on the front surface, the side surface, and the rear surface of the raw tank body 76.

These ribs 152 and 154 are formed on the cover 70.
Is provided so as to come into contact with the inner surface of the cover 70 when the low tank body 76 is covered.

By providing the ribs 152 and 154, the cover 70 is prevented from being dented even if the cover 70 is pushed from the outside. For this reason, the cover 70 is made to be robust without so-called dents, and the sense of quality of the cover 70 is enhanced. Further, since it is not necessary to make the cover 70 thick to increase its rigidity, it is possible to reduce the manufacturing cost by making the cover 70 thinner.

Although the ribs 152 and 154 are provided on the tank receiver 74 and the low tank body 76 in this embodiment, they may be provided on only one of the tank receiver 74 and the low tank body 76. Further, as shown in FIG. 9, the cover 70
The rib 156 may be provided on the inner surface of A or 70B.

In this embodiment, the holder 150 is used as the tank receiver 7
However, it may be provided in the low tank main body 76.

[0045]

According to the low tank with a cover of the first and second aspects of the present invention, the cover is prevented from being dented and deformed. It is also possible to reduce the thickness of the cover, reduce the weight, and reduce the manufacturing cost.

According to the low tank with a cover of the third and fourth aspects, the electric wiring is prevented from being caught between the cover and the base plate when the cover is assembled.
The workability of assembling the cover is significantly improved.

[Brief description of drawings]

FIG. 1 is a perspective view of a Western style toilet provided with a low tank with a cover according to an embodiment.

FIG. 2 is an exploded perspective view of a main part of a raw tank with a cover according to an embodiment.

FIG. 3 is a plan view of a tank receiver of a low tank with a cover according to an embodiment.

FIG. 4 is a perspective view of a tank receiver of a low tank with a cover according to an embodiment.

FIG. 5 is an exploded perspective sectional view showing a state where the raw tank main body is fixed to the tank receiver in the embodiment.

FIG. 6 is an enlarged view of a main part of the tank receiver according to the embodiment.

FIG. 7 is a perspective view of a Western style toilet having a conventional low tank with a cover.

FIG. 8 is an exploded perspective view of a conventional low tank with a cover.

FIG. 9 is an exploded perspective view showing a raw tank according to another embodiment.

[Explanation of symbols]

 12,72 Base plate 14,74 Tank receiver 16,76 Low tank body 26,28,70,70A, 70B Cover 148 Lead wire bundle 150 Holder 152,154,156 Rib

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hideya Koike 5-1-1 Koiemotocho, Tokoname City, Aichi Prefecture Inax Co., Ltd.

Claims (4)

[Claims] 1. A low tank with a cover in which a low tank main body on the rear upper surface of a Western-style toilet is covered with a synthetic resin cover, and a projection which abuts against at least one of an outer surface of the raw tank main body and an inner surface of the cover. A low tank with a cover, which is characterized by having parts. 2. In a low tank with a cover, in which a low tank main body is installed on a low tank receiver on the rear upper surface of a Western-style toilet, and the low tank main body and the low tank main body are covered with a synthetic resin cover, an outer surface of the low tank main body and an inner surface of the cover are provided. A low tank with a cover, characterized in that at least one of them is provided with a convex portion that comes into contact with the other. 3. A low tank with a cover, in which a low tank main body on the rear upper surface of a Western-style toilet is covered with a cover made of synthetic resin, wherein the low tank is provided with a holding member for holding electric wiring. 4. A low tank with a cover, in which a low tank main body is installed on a low tank receiver on the rear upper surface of a Western-style toilet, and the low tank main body and the low tank main body are covered with a synthetic resin cover. A low tank with a cover, which is provided with members.