JPH0710079U - Toilet deodorizer - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a toilet deodorizing device capable of detecting clogging of an air filter. [Constitution] Air filter 31b of deodorizing cartridge 31
A pressure sensor 32 is provided on the upstream side in the exhaust direction to detect the exhaust pressure generated by the toilet deodorizing device 20. When the exhaust pressure exceeds a predetermined value, the indicator lamp 33 is turned on and an alarm is issued to clean the air filter. [Effect] Since the alarm is issued when the pressure loss detected by the air pressure loss detecting means of the air filter is equal to or more than a predetermined value,
You can certainly recognize when the air filter should be cleaned.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a toilet deodorizing device, and more particularly to a toilet deodorizing device configured to deodorize with a deodorizing material.

[0002]

[Prior art]

 In order to prevent the odor generated when using a Western-style toilet from spreading outside the toilet bowl, the air inside the toilet bowl is exhausted outside the toilet bowl with a fan, and this exhaust air is contacted with a deodorizing material to deodorize. There is something to process.

FIGS. 6 to 11 are views showing an example of a conventional example of such a toilet deodorizing device. FIG. 6 is a perspective view of a hot water washing device provided with a toilet deodorizing device, and FIG. 7 is the same. FIG. 8 is a perspective view of the warm water cleaning device, FIG. 8 is an exploded perspective view showing a conventional warm water cleaning device, FIG. 9 is a sectional view taken along line IX-IX of FIG. 8, and FIG. 10 is X- of FIG. Fig. 11 is a cross-sectional view taken along the X-ray, and Fig. 11 is a perspective view of a conventional hot water washing device as viewed from below the toilet bowl.

The toilet seat box 1 of this hot water cleaning device comprises a lower half (base plate) 2 and an upper half 3 made of synthetic resin. In the toilet seat box 1, there are installed a toilet deodorizing device 4, a shower nozzle 5 for washing with warm water, a charm nozzle 6, a hot water tank 7 for supplying hot water to these nozzles 5, 6. A toilet seat 8 and a toilet lid 9 are pivotally attached to the toilet seat box 1.

FIG. 8 is an exploded perspective view showing the assembly structure of the toilet deodorizing device 4, FIGS. 9 and 10 are sectional views taken along line IX-IX and line XX of FIG. 8, and FIG. It is a perspective view which looked up at the toilet seat box from the rear lower part.

The toilet deodorizing device 4 has an outer shell made up of an upper casing 10 and a lower casing 11, and a propeller 12 is installed therein. A motor 13 for rotating the propeller 12 is installed on the upper surface side of the upper casing 10. Suction portions 10a and 11a extend from a part of the upper casing 10 and the lower casing 11 toward the toilet bowl. The suction duct portion 14 is formed by vertically overlapping the suction portions 10a and 11a.

An exhaust duct portion 15 extends downward from the lower casing 11. The discharge duct portion 15 hangs down to the side of the Western-style toilet 17 through an opening 16 provided at the end of the lower half portion 2 of the toilet seat box 1.

A deodorizing cartridge 18 (FIG. 11) is detachably inserted into the discharge duct portion 15. The deodorizing cartridge 18 contains an adsorbent such as activated carbon, a deodorant, an aromatic and the like. When this deodorizing cartridge 18 is inserted into the discharge duct portion 15, the elastic claw 18a on the outer peripheral surface of the deodorizing cartridge 18 engages with the engaging piece (not shown) on the inner surface of the discharge duct portion 15, thereby deodorizing the cartridge 18 Are held in the exhaust duct portion 15.

When the motor 13 is operated to rotate the propeller 12, the odor-containing air in the toilet bowl of the Western-style toilet 17 is sent from the suction duct section 14 to the discharge duct section 15 and passes through the deodorizing cartridge 18. It is deodorized and discharged to the side of the Western style toilet 17.

The toilet deodorizing device 4 is fixed to the lower half 2 of the toilet seat box with screws 19. The screw 19 is screwed into the screw hole 2a of the lower half portion 2 through the screw hole 11c of the bracket portion 11b provided in the lower casing 11.

[0011]

[Problems to be solved by the device]

 The characteristics of the deodorizing material filled in the deodorizing cartridge have been remarkably improved in recent years, and for example, a deodorizing material has been developed which maintains a sufficient deodorizing ability for about 7 years.

As described above, even if the characteristics of the deodorizing material itself can be used for an extremely long period of time, if the filter is clogged, the ability of the toilet deodorizing device to remove the odor in the toilet bowl will decrease.

An object of the present invention is to provide a toilet deodorizing device that can detect clogging of an air filter.

[0014]

[Means for Solving the Problems]

 The toilet deodorizing device according to claim 1 is arranged so as to contact with a passage member that communicates the inside of the toilet with the outside of the toilet, a fan that exhausts air from the inside of the toilet to the outside of the toilet through the passage member, and the exhaust. In a toilet deodorizing device having a deodorizing material and an air filter provided on the upstream side of the deodorizing material in the exhaust air direction, a means for detecting ventilation pressure loss of the air filter and a display of pressure loss detected by the detecting means It is characterized in that means are provided.

In the toilet deodorizing device according to a second aspect of the present invention, a passage member that communicates the inside of the toilet with the outside of the toilet, a fan that exhausts air from the inside of the toilet to the outside of the toilet through the passage member, and the exhaust member come into contact with the exhaust. In the toilet deodorizing device having the deodorizing material arranged in the air conditioner and the air filter provided on the upstream side of the deodorizing material in the exhaust direction, the detecting means for detecting the ventilation pressure loss of the air filter and the detecting means It is characterized in that an alarm means is provided for issuing an alarm when the pressure loss exceeds a predetermined value.

[0016]

[Action]

 In the toilet deodorizing device according to the first aspect, it is possible to know the pressure loss of the filter, so that the time when the air filter should be cleaned can be confirmed.

In the toilet deodorizing device according to the second aspect of the present invention, when the pressure loss of the filter exceeds a predetermined value, an alarm is issued, so that the time when the air filter should be cleaned can be surely recognized.

[0018]

【Example】

 Hereinafter, embodiments will be described with reference to the drawings. 1 to 4 show a toilet deodorizing apparatus according to an embodiment of the present invention. FIG. 1 is a sectional view taken along the line I-I of FIG. 3, and FIG. 2 is FIG. 2 is a sectional view taken along line II-II, FIG. 3 is a perspective view of the toilet deodorizing device, and FIG. 4 is a perspective view of a toilet seat box provided with an indicator lamp.

In the toilet bowl deodorizing device 20, an outer shell is constituted by an upper casing 21 and a lower casing 22, and a propeller 23 is installed inside the outer shell. A motor 24 for rotating the propeller 23 is installed on the upper surface side of the upper casing 21. Suction portions 21a and 22a extend from a part of the upper casing 21 and the lower casing 22 toward the toilet bowl. The suction duct portion 25 is formed by vertically overlapping the suction portions 21a and 22a.

An exhaust duct portion 26 extends downward from the lower casing 22. The discharge duct portion 26 hangs down to the side of the western style toilet 17 through an opening 29 provided at the end of the lower half portion 28 of the toilet seat box 27, as in FIG.

The deodorizing cartridge 31 is detachably inserted into the discharge duct portion 26. The deodorizing cartridge 31 includes an adsorbent such as activated carbon, a deodorizing material 31a such as a deodorant and an aromatic, and an air filter 31b for filtering dust and the like contained in odor-containing air.

When the deodorizing cartridge 31 is inserted into the discharge duct portion 26, the elastic claw 31c on the outer peripheral surface of the deodorizing cartridge 31 engages with the engaging portion on the inner surface of the discharge duct portion 26, so that the deodorizing cartridge 31 is removed. It is held in the exhaust duct portion 26.

A pressure sensor 32 for detecting a ventilation pressure loss caused by the toilet deodorizing device is provided downstream of the propeller 23 in the exhaust direction.

When the motor 24 is operated to rotate the propeller 23, the odor-containing air in the toilet bowl of the Western-style toilet 30 is sent from the suction duct section 25 to the discharge duct section 26 and passes through the deodorizing cartridge 31. Is deodorized and released to the side of the Western-style toilet 30.

When the air filter 31b of the deodorizing cartridge 31 is clogged with dust or the like contained in the discharged odor-containing air, the amount of the odor-containing air passing through the air filter 31b decreases, and the deodorizing cartridge 31 The exhaust pressure on the upstream side of the exhaust direction increases.

When the pressure detected by the pressure sensor 32 exceeds a predetermined value (that is, when the deodorizing cartridge 31 is heavily clogged), an indicator provided on the overhanging portion 27 a of the toilet seat box 27. The lamp 33 is turned on and an alarm is issued to clean the deodorizing cartridge 31.

The toilet deodorizing device 20 is fixed to the lower half 28 of the toilet seat box with screws 34. The screw 34 is screwed into the screw hole 28a of the lower half portion 28 through the screw hole 22c of the bracket portion 22b provided in the lower casing 22.

In the toilet deodorizing device configured as described above, when the pressure loss of the air filter exceeds a predetermined value, an alarm is issued, so that the time to clean the air filter can be reliably recognized.

In the above embodiment, the pressure sensor 32 is provided in the exhaust duct portion 26 on the upstream side in the exhaust direction of the deodorizing cartridge 31, but as shown in FIG. 5, the pressure sensor 32 is provided on the upstream side in the exhaust direction of the propeller 23. The pressure sensor 32 may be provided.

A velocity meter may be used instead of the pressure sensor. If a flow meter is provided upstream of the deodorizing cartridge 31 in the exhaust direction, or upstream of the propeller 23 in the exhaust direction, if the deodorizing cartridge 31 becomes clogged, it will flow in the toilet deodorizing device. The flow velocity of air decreases. Therefore, when the flow velocity does not reach the predetermined value even when the propeller 23 is rotated, it is determined that the flow rate is clogged and the alarm means is activated.

In the present invention, as a means for detecting this pressure loss, an ammeter for measuring the value of current passed through the motor 24 may be installed. That is, when the air filter 31b is clogged, a load is applied to the motor 24 and the current value of the motor 24 increases. When this current value exceeds a predetermined value, alarm means such as an indicator lamp is activated.

As another pressure loss detecting means, a means for detecting the exhaust air pressure by a liquid column pressure gauge such as a U-shaped tube type, a single tube type, an inclined tube type; a bellows tube, a metal or non-metal diaphragm, etc. An elastic pressure gauge using a ring balance, a bell type, a dead weight type pressure gauge, or the like to mechanically detect the exhaust air pressure.

In the present invention, the detected pressure loss may be simply displayed on the display means. Examples of this display means include means for converting the detected pressure into an electric quantity and displaying it by a conversion method such as an electromagnetic type, a photoelectric tube type, a resistance wire type, and a capacitance type. A means for displaying the pressure loss by directly moving the scale by wind pressure, such as an electric vacuum cleaner, may be used.

Further, it is also possible to provide a life display means for displaying the life of the air filter when the clogging of the air filter is extremely large. In this case, the life display means may be a means for turning on or blinking the LED, or for turning off the LED that is always on. Further, it may be one that emits an alarm sound.

[0035]

[Effect of device]

 In the toilet deodorizing device of the first aspect, since the means for detecting the air pressure loss of the air filter and the means for displaying the pressure loss detected by the detecting means are provided, it is possible to confirm the time when the air filter should be cleaned.

In the toilet deodorizing device according to the second aspect, an alarm is issued when the pressure loss detected by the air pressure loss detecting means of the air filter is equal to or more than a predetermined value, so that the time to clean the air filter can be surely recognized. .

[Brief description of drawings]

FIG. 1 is a sectional view taken along line I-I of the toilet deodorizing device of FIG.

FIG. 2 is a sectional view taken along line II-II of the toilet deodorizing device of FIG.

FIG. 3 is a perspective view of a toilet deodorizing device.

FIG. 4 is a perspective view of a toilet seat box provided with an indicator lamp.

FIG. 5 is a sectional view of a toilet deodorizing device according to another embodiment of the present invention.

FIG. 6 is a perspective view showing a warm water washing device provided with a conventional toilet deodorizing device.

FIG. 7 is a perspective view showing an internal configuration of a conventional hot water cleaning device.

FIG. 8 is an exploded perspective view showing a conventional hot water cleaning device.

9 is a sectional view taken along the line IX-IX in FIG.

10 is a sectional view taken along the line XX of FIG.

FIG. 11 is a perspective view of a conventional hot water washing device as viewed from the lower rear of the toilet bowl.

[Explanation of symbols]

 20 Toilet Deodorizer 21 Upper Casing 22 Lower Casing 23 Propeller 24 Motor 25 Suction Duct 26 Exhaust Duct 27 Toilet Seat Box 30 Western-style Toilet 31 Deodorizing Cartridge 32 Pressure Sensor 33 Indicator Lamp 34 Screw

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Creator Takuji Koyanagi 5-1-1, Koiemotocho, Tokoname City, Aichi Prefecture Inax Co., Ltd.

Claims (2)

[Scope of utility model registration request] 1. A passage member for communicating the inside of the toilet bowl with the outside of the toilet bowl, a fan for exhausting air from the inside of the toilet bowl to the outside of the toilet bowl through the passage member, and a deodorizing material arranged in contact with the exhaust air. In a toilet deodorizing device having an air filter provided on the upstream side of the deodorizing material in the exhaust direction, a detection unit for detecting a ventilation pressure loss of the air filter and a display unit for displaying a pressure loss detected by the detection unit are provided. A toilet deodorizing device characterized in that 2. A passage member for communicating the inside of the toilet bowl with the outside of the toilet bowl, a fan for exhausting air from the inside of the toilet bowl to the outside of the toilet bowl through the passage member, and a deodorizing material arranged so as to be in contact with the exhaust air. In a toilet deodorizing device having an air filter provided on the upstream side of the deodorizing material in the exhaust direction, the air pressure loss detecting means for the air filter and the pressure loss detected by the detecting means have exceeded a predetermined value. A deodorizing device for toilet bowl, which is provided with an alarm means for issuing an alarm in some cases.