JPH067110Y2 - Toilet bowl deodorizer - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention is designed so that the odor in the toilet bowl is sucked by a deodorizing fan installed in the toilet seat box, and this is forcibly discharged to the defecation passage of the toilet body. The present invention relates to a deodorizing device for a toilet bowl.

[Conventional technology]

The present applicant has already developed a deodorizing device for a forced exhaust type toilet bowl of this kind shown in a partial sectional side view of FIG. 4 and a partial sectional plan view of FIG. However, this deodorizing device is not known. As shown in the figure, the conventional deodorizing device 1 has a toilet body 2
A deodorizing fan 4 and a suction duct 5 are installed in a toilet seat box 3 installed on the rear upper surface. Toilet seat box 3
Is attached to the inner side of the toilet bowl 6 in an overhanging state. The suction port 5a of the suction duct 5 is opened at the center of the bottom surface of the toilet seat box 3 in this overhang portion and communicates with the inside of the toilet bowl 6. A discharge port 5b of the suction duct communicates with the inside of the toilet seat box 3, and the toilet seat box 3 communicates with an exhaust duct 8 outside the toilet room through an exhaust pipe 7. Therefore, when the deodorizing fan 4 is driven, the toilet bowl 6 is moved from the suction port 5a of the suction duct 5 into the toilet seat box 3.
The odor inside is sucked, and the odor is forcibly discharged to the outside of the toilet room through the exhaust pipe 7 and the exhaust duct 8. In FIGS. 4 and 5, 9 is a toilet seat.

[Problems to be solved by the invention]

As described above, in the conventional deodorizing device 1, the odor in the toilet bowl 6 is discharged to the outside of the toilet room by using the exhaust duct 8 installed outside the toilet room. Such a deodorizing method is usually a deodorizing method when a plurality of toilet bowls are collectively installed, such as in a hotel or a public facility, and has a drawback that the entire deodorizing device 1 is large. Moreover, toilet seat box 3
It was necessary to connect the deodorizing fan 4 and the exhaust duct 8 inside by the exhaust pipe 7, and the connecting work had to be performed inside and outside the toilet room, which required at least two workers and was troublesome. Further, since the exhaust pipe 7 is exposed to the outside of the toilet body, it has a bad appearance.

[Means for solving problems]

SUMMARY OF THE INVENTION The present invention has been improved and removed in view of the above-mentioned problems, and it is an object of the present invention to provide a deodorizing device for a toilet having a simple structure and having no external appearance exposed to the outside of the toilet body. Is.

Thus, the means adopted by the present invention to solve the above-mentioned problems is to form a deodorizing port at a position facing the inside of the toilet bowl of the toilet seat box attached to the rear upper surface of the toilet body,
A toilet bowl characterized in that a deodorizing fan is installed in the toilet seat box, and an exhaust port side of the deodorizing fan is connected to a socket for connecting a defecation passage of the toilet body and a drain pipe on the sewage side through a connecting pipe. Deodorizing device.

[Action]

The odor rising in the toilet bowl is sucked from the deodorizing port of the toilet seat box by the deodorizing fan and discharged to the defecation tube through the connecting tube. That is, the defecation pipe is also used as a conventional exhaust duct. Therefore, a large-scale equipment mechanism such as the installation of an exhaust duct outside the toilet room is not required at all, unlike the conventional case.
Moreover, in the case of such an odor discharge system path, the connecting pipe connecting the deodorizing fan and the defecation pipe can be arranged inside the toilet body, and the entire deodorizing device is placed outside the toilet body. It is not exposed and is excellent in appearance.

〔Example〕

The structure of the present invention will be described below with reference to the embodiments shown in the drawings.

1 to 3 show a deodorizing device 11 according to an embodiment of the present invention.
FIG. 1 is a side view in vertical cross section showing the whole,
FIG. 2 is a partial sectional plan view, and FIG. 3 is a vertical sectional front view of the toilet seat box. As shown in the figure, a toilet seat box 13 is fixedly installed on the rear upper surface of the toilet body 12. In this installed state, the toilet seat box 13 has its front end (right end in FIG. 1) side protruding into the toilet bowl 14 and is attached to the inner wall surface of the toilet bowl 14 in an overhang shape. A deodorizing port 15 is formed in the portion of the toilet seat box 13 facing the inside of the toilet bowl 14. Further, a deodorizing fan 16 is attached inside the toilet seat box 13, and its suction port 16a is connected to the deodorizing port 15 through a passage 17. On the other hand, the exhaust port 16b of the deodorizing fan 16 is provided in the middle of the side surface of the socket 25 that connects the defecation pipe 20 that is a part of the defecation passage of the toilet body 12 and the drain pipe 24 on the sewage side via the connecting pipes 18 and 19. Connected for communication. The connecting pipe 19 is provided in the toilet body 12 and is not exposed to the outside.

By connecting the connecting pipe 19 to the socket 25,
An exhaust passage for deodorization can be formed in the toilet body 12 without any modification, and the toilet body 12 can be easily manufactured. Moreover, in the construction work, the socket 25 is connected to the drain pipe 24, the connecting pipe 19 is further connected to the socket 25, the defecation pipe 20 of the toilet body 12 is internally fitted and connected to the socket 25, and finally the connecting pipe. It is only necessary to connect 19 and the connecting pipe 18, which is extremely simple.

A solenoid valve 21 for preventing the backflow of odor is attached in the middle of the connecting pipe 18 in the toilet seat box 13. The solenoid valve 21 and the deodorizing fan 16 are, for example, toilet seats.
It operates in conjunction with a load-type seating switch (not shown), an optical human body detecting means, and the like, which are attached to the lower surface of 22, and is turned on when the toilet bowl is in use.

Next, an operation mode of the deodorizing device 11 configured as described above will be described. First, when it is detected that the toilet seat is in use by the user sitting on the toilet seat 22, the deodorizing fan 16 and the solenoid valve 21 are turned on, and the solenoid valve 21 turns on the deodorizing fan 16 and the defecation pipe.
20 and the communication state. Therefore, the odor in the toilet bowl 14 is sucked from the deodorizing port 15 of the toilet seat box 13, and is forcibly discharged to the defecation pipe 20 through the passage 17, the deodorizing fan 16, and the connecting pipes 18 and 19. Therefore, the odor does not rise from the toilet bowl 14 to the toilet room, and the user can use it comfortably.

Then, when the toilet is not in use due to the user leaving the toilet seat 22 after the excretion, the seating switch or the like detects this and turns off the deodorizing fan 16 and the solenoid valve 21. This OFF operation may be performed after a lapse of a predetermined time from the time when the toilet bowl is not in use by using a delay circuit or the like, and may be turned OFF after the odor is completely eliminated.
The solenoid valve 21 closes the connecting pipe 18 when it is turned off, and the defecation pipe 2
Prevent odor from flowing back into the toilet bowl 14 from the 0 side.

As described above, in the deodorizing device 11 of the present embodiment, the deodorizing fan 16 and the defecation pipe 20 in the toilet seat box 13 are connected to the connecting pipe 18 and
Since the connection is made at 19, and the odor in the toilet bowl 14 is forcibly discharged to the defecation tube 20, the overall configuration is relatively simple. The connecting pipes 18 and 19 are arranged in the toilet seat box 13 and the toilet body 12, and these are
Since it is completely invisible from the outside, it is also excellent in appearance.

By the way, the present invention is not limited to the above-described embodiments, and the type and shape of the target toilet body 12 can be appropriately changed. Further, the connecting pipes 18 and 19 may be one.

[Effect of device]

As described above, according to the present invention, the deodorizing fan is installed in the toilet seat box, and the odor sucked from the deodorizing opening of the toilet seat box facing the inside of the toilet bowl is forcibly discharged to the defecation passage side. Therefore, a large-scale facility mechanism such as installing an exhaust duct outside the toilet room is unnecessary. Therefore, it is possible to simplify the work of attaching the deodorizing device and provide an inexpensive deodorizing device. Furthermore, since the entire deodorizing device can be arranged in the toilet seat box and the toilet body, there is no portion exposed to the outside of the toilet body, and the appearance is good.

Furthermore, by connecting the connecting pipe to the socket so as to communicate therewith, an exhaust passage for deodorization can be formed in the toilet body without any modification, and the toilet body can be easily manufactured. Moreover, for the construction work, connect the socket to the drain pipe,
Further, the connecting pipe is connected to the socket, the defecation pipe of the toilet body is internally fitted and connected to the socket, and finally the connecting pipe is connected to the connecting pipe, which is extremely simple.

[Brief description of drawings]

1 to 3 relate to a deodorizing apparatus according to an embodiment of the present invention. FIG. 1 is a vertical sectional side view showing the entire deodorizing apparatus, and FIG. 2 is a partial sectional plan view of the deodorizing apparatus. FIG. 3 is a vertical cross-sectional front view of a toilet seat box, FIGS. 4 and 5 relate to a deodorizing device previously developed by the applicant, and FIG. 4 is a partial cross-sectional side view showing the entire deodorizing device. , FIG. 5 is a partial cross-sectional plan view showing the entire apparatus. 11, 31 …… Deodorization device, 12 …… Toilet bowl body 13 …… Toilet seat box, 14 …… Toilet bowl 15 …… Deodorization fan, 16 …… Deodorization fan 16b …… Deodorization fan exhaust port 20 …… Defecation passage (defecation) tube)

Claims (1)

[Scope of utility model registration request] 1. A deodorizing port is formed at a position facing the inside of a toilet bowl of a toilet seat box attached to the rear upper surface of the toilet body, and a deodorizing fan is installed in the toilet seat box, and an exhaust port side of the deodorizing fan is installed. Is connected to a socket for connecting a defecation passage of the toilet body and a drainage pipe on the sewage side via a connecting pipe.