JP2002047715A - Deodorizing device for western-style toilet stool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a deodorizing device for a western-style toilet tool, allowing discomfort to be eased by eliminating a bad odor emitted by feces during defecation. SOLUTION: The western-style toilet stool is provided with a toilet stool body for permitting the feces to be put away in the toilet stool and a toilet seat coupled to the upper surface of the toilet stool body, whereon a user sits in such a manner as to squat on his or her haunches. The toilet stool is characteristically composed of a plurality of suction ports pierced in the rear surface of the toilet seat so as to allow air in a space within the toilet stool body to be drawn in, a suction passage pierced along the peripheral edge part of the toilet seat in order to permit the air drawn in through the suction ports to be collected for discharge, a blower installed in such a manner as to communicate with the suction passage, and a drainage passage made to communicate with the discharge port of the blower.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a deodorizing apparatus for a Western-style toilet.

[0002]

2. Description of the Related Art In recent years, Western-style toilets in which a user sits down on the back of a toilet and completes their toilets have been widely used.

Conventionally, a toilet seat is provided on the upper surface of a toilet body of a Western-style toilet bowl to which a user's back is directly contacted, while a toilet lid is provided on the surface of the toilet seat. A water tank body is provided on the rear side of the toilet body.
The toilet lid and the toilet seat are hinged to a portion near the water tank body.

In such a Western-style toilet bowl, a user warps the toilet lid backwards to use the toilet while sitting on the toilet seat, and then presses a handle (not shown) to drain water from the water tank body. By flushing, the inside of the toilet body is cleaned.

[0005]

In the conventional Western style toilet constructed as described above, the stool is rinsed with water after the stool is rinsed, but the stool smells in the stool. There was a problem that it spread to the hand washing place and next door to bother people.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to remove the odor emitted from the stool during use and remove the unpleasant sensation. A deodorizing device.

[0007]

Means for Solving the Problems A deodorizing apparatus for a Western-style toilet according to the present invention, which has been made to achieve the above-mentioned object, comprises a toilet body in which a toilet is accommodated in a Western-style toilet, and In a Western style toilet provided with a toilet seat which is coupled to an upper surface and on which a user sits down with a back, a plurality of toilet seats are provided on the back surface of the toilet seat so that air existing in a space in the toilet body is sucked. So that the air sucked through the plurality of inlets can be collected and discharged,
A suction passage formed along the periphery of the toilet seat, a blower unit provided in communication with the suction passage, and a drain passage connected to a discharge port of the blower unit. I do.

Further, an exhaust duct is provided between the discharge port of the blower unit and the drain passage, and air shutoff means for opening and closing the exhaust passage as the blower operates is connected to the exhaust duct.

Further, the exhaust duct may be connected to a drain passage of a Western-style toilet or to a drain passage of a washbasin.

[0010] Still further, the suction passage may be formed of a pipe connected along a peripheral edge of a back surface of the toilet seat, and the suction port may be formed in the pipe.

Further, an inflow port communicating with the blower unit is formed in the upper surface of the toilet body, and the back surface of the toilet seat is communicated with the suction passage and is seated on the toilet body. An outflow port aligned with the inflow port may be provided.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment according to the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a configuration diagram of a deodorizing device for a Western-style toilet according to a first embodiment of the present invention. As shown in the figure, the toilet body (10) of a Western-style toilet bowl is installed on the floor (F) of the toilet, and the user's glue is directly on the upper surface of the toilet body (10). A toilet seat (12) is provided in contact with the toilet seat, and a toilet lid (14) is provided on the surface of the toilet seat (12) so as to cover the upper side of the toilet body when a Western-style toilet is not used. Further, a water tank body (16) for storing water supplied into the toilet body (10) is connected to the rear side of the upper end of the toilet body (10) adjacent to the wall (W). Further, between the toilet seat (12) and the water tank body (16), there is provided an air blowing unit (18) for inducing air in the toilet body (10) and discharging the air to a drain passage.

In the toilet body (10), the water tank (16) is provided.
After the water flowing out of the stool is drained together with the stool, the drain port (20) is connected to the rising channel (2
It leads to 2). The ascending flow path (22) is connected to a drain passage (24) which returns again and descends.

The drain passage (24) comprises a portion formed in the toilet body (10) and a portion formed by a separate drain pipe (26). It is connected to a separate drain pipe (28) provided in the wall (W). The drain pipe (28) is connected to a septic tank (not shown).

As shown in FIG. 2, the toilet seat (12) is hinged to the upper part of the toilet body at a portion adjacent to the blower unit (18), and has a ring shape with a clear frontage. ing. FIG. 2 does not show the toilet lid (14).

Further, as shown in FIG. 3, the toilet seat (12) has an inner portion protruding from the upper end of the toilet body (10), and the protruding portion has a toilet body (10). A plurality of air inlets (30) are drilled along the periphery of the toilet seat (12) so that air existing in the space inside) is introduced,
The air sucked through the air suction port (30) passes through the suction unit (32) formed in the toilet seat through the air blowing unit.
(18) It can be sucked in. The suction passage
(32) is formed along the periphery of the toilet seat (12).

The toilet lid (14) has a known structure hinged to the upper surface of the toilet body (10) together with the toilet seat (12), and the water tank body (16) also has a known structure. .

As shown in FIGS. 4 and 5, the blower unit (18) is provided in a case (33), and is provided in the case (33). Fan (34) flowing out
A motor (36) for driving the fan (34); and a motor (36).
And a battery (38) that is supplied with power. An exhaust duct (40) is provided on the air discharge side of the blower unit (18).

The bottom of the exhaust duct (40) has a discharge port (4) at a location separated from the blower unit (18) by a predetermined distance.
2) is bored, and an air shut-off means (44) for opening and closing the discharge port (42) as the blower unit (18) operates is connected to the inside. Further, an exhaust pipe (46) communicating with the drain passage (24) is connected to the discharge port (42).

An intake pipe (48) communicating with the intake passage (32) is connected to the case (33) of the blower unit.
The battery (38) can be replaced by an AC power supply. Further, an operation switch (not shown) is connected to the blower unit (18). Preferably, the operation switch comprises an automatic switch which is operated by detecting a human body.

As shown in FIGS. 4 and 5, the air shutoff means (44) is provided at the upper end of the exhaust pipe (46), that is, at the discharge port.
A first opening / closing member (50) which is opened and closed by (42);
And a second opening / closing member (54) that opens and closes the flow path by rotating the one end of the closing member (52) around a hinge point.

The first opening / closing member (50) has a substantially disk shape, and an intermediate portion thereof is hingedly connected to the discharge port (42) at a portion offset to one side. The first opening / closing member
The right side (small part: 50a) has a radius of curvature large enough to enter the exhaust pipe (46) around the first hinge line (H1) as a rotation center, and the left side ( The large portion: 50b) has a radius of curvature large enough to catch on the upper end surface of the exhaust pipe (46). Further, a hole (50c) through which the band (56) is supported is formed in the left end of the left side (50b).

The closing member (52) has a horizontal plate portion (52a) and a vertical plate portion (52b) having an F-shaped cross section, and the height of the vertical plate portion (52b) is set inside the exhaust duct (40). At the middle of the height, the left end of the horizontal plate (52a) has legs that support the horizontal plate
(53) is fixed. Further, a slit groove (52c) is formed in the middle left portion of the horizontal plate portion (52a) in the flow channel direction. The width of the closing member (52) is equal to the width of the exhaust duct (40).
Is the same as the inside width.

The second opening / closing member (54) includes the closing member
An opening / closing plate part (54a) hinged to the left end of the horizontal plate part (52a) of (52) along the second hinge line (H2) to open and close the upper flow path of the closing member (52). The first opening / closing member, which is erected perpendicularly to the opening / closing plate portion (54a) in the middle of the opening / closing plate portion (54a), protrudes from a hinge portion of the opening / closing plate portion (54a), and
(50) and a quarter disk portion (54b) connected by the band (56).

The quarter disk portion (54b) is provided with the slit groove (5
The second hinge line (H2) is guided while passing through 2c) to rotate about the rotation center, and the 1/4 disk portion thereof
With the rotation of (54b), the open / close plate portion (54a) closes the flow path while being rotated. The 1/4 disk part (54b)
Is integrated with the reinforcing piece (54c), and the reinforcing piece (54c) is fixed in the middle of the opening / closing plate (54a).

The air shut-off means (44) may be constituted by a damper controlled by a control means (not shown), or may be constituted by an on-off valve operated by a solenoid.

In the thus constructed deodorizing apparatus for a Western-style toilet according to the first embodiment of the present invention, the user uses the toilet seat (12).
The user turns on a switch (not shown) by sitting on the seat or sits on the toilet seat (12) and receives a signal from a sensor (not shown) to be turned on by the control means, and the motor (36)
The operation of causes the fan (34) to rotate.

As the fan (34) rotates, the toilet body (1)
The air existing in the space in (0) is sucked into the exhaust duct (40) through the air suction port (30), and is sucked into the fan (34) through the suction passage (32) and the suction pipe (48). Is discharged to

The air discharged into the exhaust duct (40) flows in the direction of arrow B in FIG. 6 and pushes the opening / closing plate (54a) of the second opening / closing member (44), as shown in FIG. Thus, the flow path is opened by keeping the open / close plate portion (54a) horizontal. At this time, when the opening / closing plate portion (54a) is rotated counterclockwise about the second hinge line (H2) as a rotation center, 1 /
4 disk part (54b) also rises along the slit groove (52c),
The first opening / closing member (50) connected by the band (56) is also rotated clockwise about the first hinge line (H1) to open the flow path to the exhaust pipe (46). Become like

The air blown out through the exhaust pipe (46) is supplied to a drain passage (24) formed in the toilet body and a drain pipe (2).
6) and the drain pipe (28) are sequentially discharged to the septic tank.

Therefore, the bad odor emitted during the user's stool is continuously discharged to the septic tank, so that the odor does not spread outside the hand washing place.

If the user turns off the switch (not shown) after standing up the toilet or rises from the toilet seat (12), the switch is turned off by the control means in response to a signal from a sensor (not shown). Then, the operation of the motor (36) is stopped. As a result, the pressing force of the second opening / closing member (54) against the opening / closing plate portion (54a) is eliminated, and the left side (50b) of the first opening / closing member (50) becomes heavy. (50) is turned counterclockwise about the first hinge line (H1), and the second opening / closing member (54) is connected to the second hinge line (H1).
Since it is rotated clockwise around 2), the flow path is closed as shown in FIG.

FIG. 8 is a block diagram showing a deodorizing device for a Western-style toilet according to a second embodiment of the present invention. In this embodiment, a discharge port (42 ') formed in an exhaust duct (40) is provided. Is configured such that an exhaust duct (60) connected to a drain pipe (26) connected to the outside of the Western style toilet is connected. In this case, it is preferable that the outlet (42 ') is formed in a side surface of the exhaust duct (40).

FIGS. 9 and 10 are a front view and a plan view showing a deodorizing device for a Western-style toilet according to a third embodiment of the present invention. In this embodiment, a blowing unit (118) and an exhaust duct are shown.
(140) is provided outside the Western style toilet, and the toilet seat (12)
The suction passage (32) is connected to a suction port of the blower unit (118) through an intake pipe (148), and is connected to the exhaust duct (14).
The outlet of (0) communicates with the drain pipe (164) of the wash basin (162) through the exhaust duct (126). On this occasion,
Preferably, the exhaust duct (126) is connected to a lower part of a U-shaped part of the drain pipe (164).

FIGS. 11 and 12 are perspective views showing a deodorizing apparatus for a Western-style toilet according to a fourth embodiment of the present invention. As shown in the figure, the upper surface of the toilet body (210) of the Western-style toilet bowl has a toilet.
There is a toilet seat (212) where the ass is in direct contact,
A toilet lid (214) is provided on the surface of the toilet seat (212) so as to cover the surface of the toilet seat when the Western style toilet is not used. Further, a water tank body (216) for storing water supplied into the toilet body (210) is provided behind the upper end of the toilet body (210).
Are combined.

The toilet seat (212) and the toilet lid (214) are hinged by hinge means (217) connected to the toilet body. The hinge means (217) is a well-known mechanism in which the projections of the toilet seat and the lid of the toilet bowl are fitted into a hinge shaft connecting the flanges on both sides.

An inlet (266) of an intake pipe (248) communicating with a blower or a blower unit (not shown) is formed in an intermediate portion of the hinge means.

Further, a hose-shaped pipe (232) is connected along the inner peripheral edge of the back surface of the toilet seat (212) to form a suction passage, and the pipe (232) has a plurality of holes. (230) is perforated to form an inlet.

Both ends (232a, 232a) of the pipe (232) are closed, and the toilet seat is provided at an intermediate portion of the pipe (232).
An outlet (268) aligned with the inlet (266) is formed by mounting the (212) above the toilet body (210). The outlet (268) is a hole through which air introduced into the suction passage through the hole (230) flows out.

The intake pipe (248) is provided between the toilet seat (212) and the water tank (216) by an elbow (270).

A backflow prevention means may be connected to the intake pipe (248) in order to prevent backflow of the air discharged to the exhaust passage in case the blower does not operate. The backflow prevention means may be similar to the air shutoff means of the first embodiment, or may be a damper controlled by the control means, or may comprise an on-off valve operated by a solenoid. Such backflow prevention means prevents the backflow of odor from the exhaust passage.

In the deodorizing apparatus for a Western-style toilet according to the fourth embodiment of the present invention, when the toilet seat (212) is seated on the upper surface of the toilet body (210), the pipe (232) is pierced. The provided outlet (268) is aligned with the inlet (266) of the intake pipe (248). Further, when a blower (not shown) is operated, air existing in the toilet body (210) collects along the pipe (232) through the hole (230) and is discharged to a drain passage (not shown) through the intake pipe (248). Will be done.

FIG. 13 is a perspective view showing a deodorizing apparatus for a Western-style toilet according to a fifth embodiment of the present invention. As shown in the figure, on the upper surface of the toilet body (310) of the Western style toilet, a user is provided.
A toilet seat (312) to which the posterior directly touches is provided, and a toilet lid (314) is provided on the surface of the toilet seat (312) so as to cover the surface of the toilet seat when the Western toilet is not used. . Behind the upper end of the toilet body (310) is the toilet body
A water tank body (316) for storing water supplied in (310) is connected.

A blower unit (372) having a blower, which will be described later, is connected to a side surface of the toilet body (310). An inflow port (374) communicating with the blower is provided on the upper surface of the toilet body (310). ) Is drilled.

The toilet seat (312) and the toilet lid (314) are hinged by hinge means (317) connected to the toilet body. The hinge means (317) is a known mechanism in which the projections of the toilet seat and the lid of the toilet bowl are fitted into a hinge shaft connecting the flanges on both sides. Is presented. That is, the toilet seat (312) has a ring shape with an open frontage, and the back portion of the toilet seat projects from the inside of the upper end of the toilet body (310). A plurality of air inlets (330) are formed along the periphery of the toilet seat (312) so that air existing in the space inside the toilet seat (312) flows in, and the toilet seat (312)
An outflow port (376) fitted to the inflow port (374) by being seated on the toilet body (310) is formed in the back surface of the. Further, air flowing through the air inlet (330) gathers in the toilet seat (312) and the air outlet (37
A suction passage (not shown) is formed so as to pass through 6).

The blowing unit (372) is connected to the inflow port (374) by a flexible pipe (378). As shown in FIG. 14, the space is divided into two by a partition (402). Blower (40) into the space (S1) on one side of the case (404)
6) is provided, and a battery (408) for supplying power to the blower (406) is provided in the space (S2) on the other side of the case (404). The flexible tube (378) communicates with the one side space (S1).

The lower side of the case (404) and the toilet body (31)
Holes are aligned and drilled below 0), and pipes (412) are fitted into the holes.

FIG. 15 is a perspective view of the toilet body (310) viewed from below. As shown in the figure, a drain pipe (426) is provided around the outside of a drain passage (424) formed in the toilet body (310) so as to be in close contact with the floor of the toilet body (310), Outside the drain pipe (426), a partition (428) that draws a closed curve by playing with the pipe (412) is provided. The drain pipe (426) has an opening (430) so that the air discharged from the pipe (412) can escape to the drain passage (424).
Are drilled.

The back side (310a) of the frame of the toilet body (310),
The back side of the partition (428) is at the same level,
The drain passage (424) has a flange (432) protruding from the central back surface of the toilet body (310). Its flange (43
2) is projected from inside the drain pipe (426),
Sewage discharged through the drain passage (424) will not enter the opening (430).

The flexible tube (378) or the pipe (412) includes:
Backflow prevention means may be coupled to prevent backflow of air discharged to the exhaust passage in case the blower does not operate. The backflow prevention means may be similar to the air shutoff means of the first embodiment, or may be made of a damper controlled by the control means, or may be made of an on-off valve operated by a solenoid. Such backflow prevention means prevents the backflow of odor from the exhaust passage. The backflow prevention means may be provided in a narrow portion of the partition (428). In this case, it is desirable that the backflow prevention means be made of a damper.

Fifth Embodiment of the Invention of the Present Invention
When the toilet seat (312) is seated on the upper surface of the toilet body (310), the outlet (376) provided in the toilet seat (312) is provided in the toilet body. Inlet (37
4) will be matched. Further, when the blower (406) is operated, air existing in the toilet body (310) is collected through an air intake port (330) through a suction passage (not shown) and is bent through an inflow port (374). Through the blower (406)
And after passing through the pipe (412), it is discharged into the drain pipe through the opening (430) of the drain pipe (426).

FIG. 16 is a view showing the state of the toilet seat (312) seated on the upper surface of the toilet body (310).

The present invention is not limited to the above embodiment, but can be implemented in various modifications.

[0054]

As described above, according to the Western-style toilet deodorizing apparatus of the present invention, the odor emitted from the stool during the stool is removed and discharged through the drainpipe, so that the stool can be used inside and outside the handwash. -Has an excellent effect of eliminating the discomfort of the-.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a Western style toilet deodorizing device according to a first embodiment of the present invention.

FIG. 2 is a plan view of FIG. 1;

FIG. 3 is a sectional view taken along line AA in FIG. 2;

FIG. 4 is a configuration diagram showing a duct to which air blocking means is connected in the deodorizing device for a Western-style toilet according to the first embodiment of the present invention.

FIG. 5 is a perspective view showing an operation state of the air blocking means in FIG. 4;

FIG. 6 is a sectional view of the duct when the air flow path in FIG. 4 is closed.

FIG. 7 is a sectional view of the duct when the air flow path in FIG. 4 is opened.

FIG. 8 is a configuration diagram of a deodorizer for a Western-style toilet according to a second embodiment of the present invention.

FIG. 9 is a front view of a Western style toilet deodorizing device according to a third embodiment of the present invention.

FIG. 10 is a plan view of FIG. 9;

FIG. 11 is a perspective view showing a deodorizing device for a Western-style toilet according to a fourth embodiment of the present invention.

FIG. 12 is a perspective view showing the rear part of the state where the toilet seat in FIG. 11 is seated and the lid of the toilet bowl is covered.

FIG. 13 is a perspective view showing a deodorizer for a Western-style toilet according to a fifth embodiment of the present invention.

FIG. 14 is a cross-sectional view taken along line CC of FIG.

FIG. 15 is a perspective view of the toilet body in 13 viewed from the bottom.

FIG. 16 is a perspective view showing a state where the toilet seat in 13 is seated on the toilet body.

[Explanation of symbols]

 10 Toilet bowl body 12 Toilet seat 18 Blowing unit 24 Drain passage 26 Drain pipe 30 Air inlet 32 Suction passage 40 Exhaust duct 44 Air shutoff means

Claims (6)

[Claims] 1. A toilet bowl comprising a toilet body accommodating a stool in the toilet bowl, and a toilet seat coupled to an upper surface of the toilet body to allow a user to sit down on a bottom of the toilet bowl. To inhale the air that exists in the space inside the body,
A plurality of suction ports formed on the back surface of the toilet seat, a suction passage formed along a peripheral edge of the toilet seat so that air sucked through the plurality of suction ports can be collected and discharged; A deodorizing device for a Western-style toilet, comprising: a blower provided in communication with a passage; and a drainage passage connected to a discharge port of the blower. 2. An exhaust duct is provided between a discharge port of the blower and a drain passage, and an air shut-off means for opening and closing the exhaust passage as the blower operates is connected to the exhaust duct. 2. The deodorizing device for a Western-style toilet bowl according to claim 1, wherein: 3. The deodorizing device for a Western-style toilet according to claim 2, wherein the exhaust duct communicates with a drainage passage of the Western-style toilet. 4. The deodorizing device for a Western-style toilet according to claim 2, wherein the exhaust duct is connected to a drain passage of a wash basin. 5. The suction passage according to claim 1, wherein the suction passage is formed of a pipe connected along a peripheral portion of a back surface of the toilet seat, and the suction port is formed in the pipe. The Western style toilet deodorizer described in the above. 6. An inflow port communicating with the blower is formed in an upper surface of the toilet main body, and a back surface of the toilet seat is communicated with the suction passage and is seated on the toilet main body. The deodorizing device for a Western-style toilet according to claim 1, wherein an outflow port aligned with the inflow port is provided.