JP2003047573A - Excrement decomposition treatment apparatus for toilet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide excrement decomposition treatment apparatus for a toilet with which the extremely good activation and decomposition treatment capability of microorganisms can be obtained when a sheet heating element is used as means for heating a toilet tank to a prescribed temperature. SOLUTION: This excrement decomposition treatment apparatus for the toilet has the stainless steel toilet tank which has an aperture for letting the excrement into the tank and is formed to a U-shaped section, a revolving shaft which is horizontally constructed within the toilet tank and is driven by a motor, a spiral agitating section which is held at this revolving shaft apart a prescribed spacing therefrom and agitates sawdust and the excrement, the sheet heating element which heats the toilet tank to the prescribed temperature, a thermally insulating layer which is formed on the outer side thereof, exhaust means which ventilates the inside of the toilet tank, a sensor which senses the entrance of a user into the toilet and control means with display lamps which controls the drive motor of the revolving shaft, the sheet heating element and the exhaust means.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for decomposing and treating feces and urine, and more particularly to an apparatus for decomposing and treating feces and urine in a toilet, which is widely useful for general households, business and emergency disasters.

[0002]

2. Description of the Related Art Conventionally, for treating manure, a device for introducing manure into sawdust and agitating both sawdust and manure and decomposing it with microorganisms has been commercially available. It is used as a temporary toilet that is temporarily installed at events. This type does not need to use water and does not smell, and the manure decomposition products can be effectively used as compost and soil conditioner. As a conventional apparatus for decomposing sewage of the type that utilizes sawdust, the top plate has an opening through which the sewage can enter, and a urinal formed in a U-shaped cross section, and a erection horizontally in the urine. A rotary shaft driven by a motor, a spiral stirring unit that stirs sawdust and excrement held at predetermined intervals with respect to the rotary shaft, and a stainless-steel toilet tank having a U-shaped cross section are laminated on the outer circumference. It is known that a heating wire for heating the toilet bowl to a predetermined temperature and an exhaust means for ventilating the inside of the toilet bowl are provided.

[0003]

However, as a result of earnest research on such a device for decomposing feces and urine that utilizes sawdust, it is found that the heating line is the means for heating the toilet bowl to a predetermined temperature. It has been found that there is a drawback in that it cannot be efficiently attached to the toilet bowl and that it is difficult to uniformly heat the toilet bowl.

Therefore, the present inventors warm the toilet bowl to a predetermined temperature based on the knowledge that the stirring efficiency of sawdust and excrement and the activation and decomposition processing ability of microorganisms are closely related to each other. It was found that when a planar heating element is used as a means, a very good microbial activation and decomposition processing ability can be obtained, and a new invention relating to a decomposition processing apparatus for manure in a toilet was completed.

[0005]

That is, in order to achieve the above-mentioned object, the apparatus for decomposing feces and urine in a toilet according to the present invention has an opening for allowing the excrement to enter the top plate,
A stainless steel toilet bowl having a U-shaped cross section, a rotating shaft that is horizontally installed in the toilet tank and driven by a motor, and agitates sawdust and manure that are held at a predetermined interval with respect to the rotating shaft. Inside the toilet bowl, a spiral stirring part, a sheet-like heating element laminated on the outer circumference of a stainless steel toilet bowl having a U-shaped cross-section for heating the toilet bowl to a predetermined temperature, and a heat insulating layer formed on the outside thereof. An exhaust means for ventilating, a sensor for detecting that a user has entered the toilet, a drive motor for the rotating shaft, a planar heating element, and a control means with an indicator lamp for controlling the exhaust means, In particular, the present invention is characterized in that the drive motor for the rotating shaft is driven when it is detected that a user enters the toilet.

The apparatus for decomposing feces and urine in a toilet according to the present invention has an opening in the top plate for receiving feces and urine.
A stainless steel toilet bowl having a V-shaped cross section, a rotary shaft that is horizontally installed in the toilet tank and is driven by a motor, and a spiral that mixes sawdust and excrement held at a predetermined interval with respect to the rotary shaft. -Shaped stirring section, a sheet-like heating element that is laminated on the outer periphery of a U-shaped stainless steel toilet bowl to heat the toilet bowl to a predetermined temperature, and a heat insulating layer formed on the outside thereof, and the inside of the toilet bowl A ventilation means, a sensor for detecting that a user has entered the toilet, a drive motor for the rotating shaft, a planar heating element, and a control means with an indicator lamp for controlling the exhaust means, The control means is operated based on the temperature or humidity detected by the temperature and humidity sensors installed in the tank.

In the apparatus for decomposing feces and urine of a toilet according to the present invention, the control means is provided with a manual switch in addition to each means of the automatic control. The drive motor is operated for a predetermined time for the above processing.

In the apparatus for decomposing feces and urine in the toilet of the present invention, when the display lamp of the control means is energized to the drive motor, the sheet heating element, and the exhaust means, all lights, normal blinking and intermittent blinking are used. It is characterized in that the current-carrying state is displayed only by a single display lamp.

In the apparatus for decomposing feces and urine in a toilet of the present invention, the sheet heating element for heating the stool tank to a predetermined temperature can heat and keep the temperature in the tub about 40 degrees by a temperature sensor. It is characterized by that.

The apparatus for decomposing feces and urine in a toilet according to the present invention is characterized in that the control means has a function of detecting an abnormality of the apparatus and reporting it to a remote place by wire or wirelessly.

The apparatus for decomposing feces and urine in a toilet according to the present invention is characterized in that the drive motor for the rotary shaft, the planar heating element, and the exhaust means are equipped with an AC power source or a power source by solar power generation. Is.

As described above, according to the present invention, since the sheet heating element is used as a means for heating the stool tank to a predetermined temperature, the stool tank can be uniformly heated, and sawdust and manure are removed. The stirring efficiency and the activation and decomposition processing ability of microorganisms have been significantly improved, and it has become possible to provide a decomposing apparatus for feces and urine in a toilet that can obtain very good activation and decomposition processing ability of microorganisms.

Moreover, the attachment of the sheet heating element to the toilet bowl can be carried out much more efficiently than the attachment of the heating wire, and there is no fear of disconnection even after long-term use.
It has become possible to greatly improve the durability of the device for decomposing feces and urine in a toilet.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the apparatus for decomposing feces and urine in a toilet according to the present invention will be described in detail below with reference to the drawings. FIG. 1 is a schematic sectional view showing one embodiment of the apparatus for decomposing feces and urine in a toilet of the present invention, FIG. 2 is a plan view thereof, FIG. 3 is a schematic vertical sectional view of a toilet bowl portion, and FIG. 4 is a schematic transverse sectional view thereof. 5 is a perspective view of the stirring blade, and FIG. 6 is a perspective view of the toilet bowl portion.

FIGS. 1 to 6 show, as an embodiment of the apparatus for decomposing feces and urine in the toilet of the present invention, the apparatus for decomposing and treating feces and urine is installed by replacing it with a scooping type toilet bowl. This toilet 1 has a toilet bowl 4 on the floor 3 of the room 2.
Is installed. The toilet bowl 4 is preferably made of stainless steel and has a U-shaped cross section. An opening 5 is formed on the front end side of the upper surface of the toilet tank 4, and a receiving port 6 and a toilet lid 7 of a connecting pipe for connecting with a valve seat are arranged in the opening 5 and a rear end of the upper surface. An exhaust pipe 8 extending to the outside is provided on the side. The exhaust pipe 8 is provided with a fan 9 that rotates by receiving a driving force of a motor, and an exhaust path from the room to the outside through the inside of the tank is ensured to ventilate the room. Reference numeral 31 is an inspection port provided at an appropriate position in the toilet bowl. A sensor 32 detects that a user has entered the toilet 1.

A rotating shaft 10 is horizontally installed in the toilet bowl 4 and connected to a drive motor 11 outside the tank.
The rotating shaft 10 rotatable by the drive motor 11 holds spiral stirring blades 12 for stirring sawdust and manure at predetermined intervals via connecting rods 11 radially installed on the rotating shaft 10. There is. The spiral stirring blade 12 is composed of a pair of stirring members 12- whose spiral directions are opposite to each other.
1, 12-2 are connected to each other, and the drive motor 11
Depending on the direction of rotation, the sawdust and manure in the tank can be stirred and mixed while being collected in the central portion or dispersed in both directions. Therefore, the drive motor 11
Is preferably a structure capable of normal and reverse rotation. Of course, the end of the rotary shaft 10 may be provided with a scraping means for scraping sawdust and manure attached to the side wall of the toilet bowl 4.

The stool tank 4 is provided with a sheet heating element 21 and a temperature sensor 22 capable of heating or keeping the temperature in the tank at about 40 degrees at which microorganisms live actively. By keeping the temperature around 1 degree, the decomposition process is operated with the best efficiency. 23 is a humidity sensor installed in the toilet bowl 4. That is, a self-temperature control function (PTC characteristic) is provided on the outer circumference of the stainless steel toilet tank 4 having a U-shaped cross section.
The sheet-shaped heat generating element 21 having the is attached and laminated. This planar heating element 21 having a self-temperature control function is a special semiconductor ink (PTC ink) in which an organic polymer semiconductor is adsorbed on a crystalline or thermoplastic resin derivative, a honeycomb with a copper foil electrode on a heat-resistant nonwoven fabric. -It is roll-coated and finished in a planar shape. When the sheet heating element 21 having such a self-temperature control function reaches the preset upper limit temperature, the electrical resistance increases and it becomes difficult for current to flow,
Conventionally, the current does not automatically drop and rise to a temperature higher than that, and the current increases when the temperature decreases, and the planar heating element 21 automatically switches the current according to the set temperature. The controller like is unnecessary. The sheet heating element 21 having the self-temperature control function is
Needless to say, it is a versatile thin heater, easy to handle, and easy to install. Moreover, there are advantages that there is no temperature unevenness and power consumption is low.

As described above, a heat insulating member made of polyurethane foam, polyethylene foam, polypropylene foam, or the like is provided outside the sheet heating element 21 for heating the toilet bowl laminated on the outer surface of the toilet bowl 4 to a predetermined temperature. Layer 33 is formed. Such a heat insulating layer 33 cannot be formed when a conventional heating wire is used, and therefore has a very poor thermal efficiency. However, a planar heating element as in the present invention is used. In this case, the heater can have a very high thermal efficiency.

The drive motor 11 of the rotary shaft 10, the sheet heating element 21, and the fan 9 in the exhaust means are digitally controlled. That is, data such as temperature and humidity obtained by the temperature sensor 22 and the humidity sensor 23 are digitally processed, and based on the digital data, the drive motor 11 of the rotary shaft 10, the sheet heating element 21, and the fan in the exhaust means. 9 should be digitally controlled. Reference numeral 34 is a control panel equipped with such control means, which is an IC on a printed circuit board.
Other various electronic parts are mounted. The control panel 34 has a temperature adjusting means built therein. As the temperature adjusting means, a thyristor (SCR) and a temperature adjuster (T
It is desirable that a combination of ICs) is connected, and the power source, the planar heating element 21, and the temperature sensor 22 may be connected thereto. In such a temperature adjusting means of the planar heating element 21, two adjusting functions of an ON temperature adjusting part and an OFF temperature adjusting part are provided, and a plurality of temperature adjusting widths (each of them are provided in the ON temperature adjusting part and the OFF temperature adjusting part). About 40-70 ° C and about 40-7
By having a temperature of 0 ° C., it becomes possible to reliably control the temperature according to the region (warm or cold region), the surrounding environment, the place of installation (ground or buried), etc.

The control means is provided with a manual switch 35 in the toilet 1 in addition to the circuit for automatic control. Then, the user presses the manual switch 35 after the urination, and the drive motor 11 is used to process his / her manure.
Is operated for a predetermined time. The rotation angle of the stirring blade 12 by the drive motor 11 at this time may be such that manure and toilet paper are hidden.

A display lamp 36 is attached to the control means. The display lamp 36 is for the drive motor 11,
When the sheet heating element 21 and the fan 9 of the exhaust means are energized, the energization status is displayed by any of all lights, normal blinking, intermittent blinking, etc., so that only a single display lamp is required. be able to. For example, all lights may be emitted when the drive motor 11 is energized, normal blinking when the sheet heating element 21 is energized, and intermittent blinking when the exhaust means fan 9 is energized.

Further, it is desirable that the control means has a function of detecting an abnormality in each part of the apparatus and reporting it to a remote place by wire or wirelessly. For example, the control panel 3
The PHS connector is attached to 4 and a signal notifying the occurrence of an abnormality is notified to the administrator or the user himself through the PHS. Such a function is useful when the toilet 1 is installed in a mountain area or a tourist area where there are no settlers.

Similarly, an AC power source and a solar power source can be selected as the power source of the apparatus for decomposing feces and urine in the toilet, and the toilet 1 is installed in the above-mentioned mountainous areas or tourist spots without settlers. Power source by solar power generation, the drive motor 1 for the rotary shaft
By driving the sheet heating element 21, the sheet heating element 21, and the fan 9 of the exhaust means, it is possible to greatly reduce the time and labor required for installing the toilet 1.

Next, the operating state will be described. The inside of the toilet 1 is ventilated by the function of the fan 9, and the odor and the evaporated water in the stool are exhausted to the outside from the opening 5 through the toilet tank 4. In addition, the atmospheric pressure is adjusted according to the heating and decomposition / heat generation in the toilet tank 4.

The drive motor 11 is periodically energized to operate at a predetermined time interval to stir the sawdust and manure. Further, by pushing the manual switch 35 to start the drive motor 11 for a predetermined period of time during urination, the manure that falls into the toilet bowl 4 from the opening 5 and is silently wrapped in the sawdust is rotated in the rotation axis direction together with the sawdust. Along the way, they are transported back and forth and circulated in and out, and in the process of transportation, sawdust and manure are stirred and mixed together,
Decomposes microorganisms and deodorizes. The microbial decomposition / deodorization of the manure is efficiently performed by stirring and mixing sawdust and manure and activating anaerobic or aerobic bacteria by stirring. In addition, hundreds of millions of intestinal bacteria in manure decompose early to form compost, and the heat generated during composting kills bacteria, and organic fertilizers containing nitrogen, phosphorus, potassium, and organic matter. Alternatively, as a soil improving material, it can be used for a flowerbed or a vegetable garden at home.

[0026]

As described above, according to the present invention, since the sheet heating element is used as a means for heating the toilet bowl to a predetermined temperature, it becomes possible to uniformly heat the toilet bowl, and sawdust and sawdust. The agitation efficiency of manure and the activation and decomposition treatment capacity of microorganisms have been significantly improved, and it has become possible to provide a device for decomposing feces and urine in a toilet that can obtain very good activation and decomposition treatment capacity of microorganisms. .

Moreover, the attachment of the sheet heating element to the toilet bowl can be performed very efficiently as compared with the attachment of the heating wire, and there is no fear of disconnection even after long-term use.
It has become possible to greatly improve the durability of the device for decomposing feces and urine in a toilet.

[Brief description of drawings]

FIG. 1 is a schematic cross-sectional view showing one embodiment of an apparatus for decomposing feces and urine in a toilet of the present invention.

FIG. 2 is a plan view thereof.

FIG. 3 is a schematic vertical sectional view of a toilet bowl portion.

FIG. 4 is a schematic cross-sectional view thereof.

FIG. 5 is a perspective view of a stirring blade

FIG. 6 is a perspective view of a toilet bowl portion.

[Explanation of symbols]

1 toilet 2 indoor 3 floor 4 toilet 5 openings 6 Receptacle 7 toilet lid 8 exhaust pipe 9 fans 10 rotation axis 10-1 Connecting rod 11 Drive motor 12-1, 12-2 Stirrer 21 Sheet heating element 22 Temperature sensor 23 Humidity sensor 31 inspection port 32 sensors 33 Thermal insulation layer 34 Control panel 35 Manual switch 36 indicator lamp

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) C02F 11/02 C02F 11/02 4H061 C05F 3/06 C05F 3/06 D F24F 7/02 F24F 7/02 M 7/06 7/06 B (72) Inventor, Yoshiyoshi Machida, 1872 Toyohira, Chino City, Nagano Prefecture, F-term (reference) 2D036 AA02 CA00 CB03 CB04 CB05 DA05 3L058 BE04 BG04 4D059 AA01 BA01 BA27 BA56 BJ04 CA30 CB11 CB24 CC01 EA10 EA20 EB10 EB15 EB20 4G037 CA11 EA03 4G078 AA20 AB20 BA01 CA01 CA05 CA12 CA19 CA20 DA14 EA03 4H061 AA03 CC35 EE64 GG10 GG16 GG18 GG43 GG67

Claims (7)

[Claims] 1. A toilet bowl made of stainless steel having a U-shaped cross section, which has an opening for allowing excrement to enter in a top plate, and a rotating shaft which is horizontally installed in the toilet bowl and driven by a motor. A spiral stirring part that stirs sawdust and excrement held at a predetermined interval with respect to the rotating shaft, and a surface that is laminated on the outer periphery of a U-shaped stainless steel toilet tank to heat the toilet tank to a predetermined temperature -Shaped heating element, and a heat insulating layer formed on the outside thereof, an exhaust means for ventilating the inside of the toilet bowl, a sensor for detecting that a user has entered the toilet, a drive motor for the rotating shaft, a planar heating element, And a control means with an indicator lamp for controlling the exhaust means, and in particular, the drive motor for the rotating shaft is driven when it is detected that the user enters the toilet. Equipment for disassembling and processing manure in the toilet. 2. A stainless steel toilet bowl having a U-shaped cross section, which has an opening for allowing excrement to enter, and a rotary shaft which is horizontally installed in the toilet tank and driven by a motor. A spiral stirring part that stirs sawdust and excrement held at a predetermined interval with respect to the rotating shaft, and a surface that is laminated on the outer periphery of a U-shaped stainless steel toilet tank to heat the toilet tank to a predetermined temperature -Shaped heating element, and a heat insulating layer formed on the outside thereof, an exhaust means for ventilating the inside of the toilet bowl, a sensor for detecting that a user has entered the toilet, a drive motor for the rotating shaft, a planar heating element, And a control means with an indicator lamp for controlling the exhaust means, characterized in that the control means is operated based on the temperature or humidity detected by the temperature and humidity sensor installed in the toilet bowl. Equipment for disassembling manure in a restroom . 3. The control means is provided with a manual switch in addition to each means of the automatic control, the user presses the manual switch after the urination, and the drive motor is operated for a predetermined period of time in order to process its own manure. The apparatus for decomposing feces and urine in a toilet according to claim 1 or 2, which is adapted to be operated. 4. The display lamp of the control means, when the drive motor, the sheet heating element, and the exhaust means are energized, is a single display by all lights, normal blinking, intermittent blinking, or the like. The apparatus for decomposing feces and urine in a toilet according to any one of claims 1 to 3, characterized in that the current-carrying state is displayed only by a lamp. 5. The sheet heating element for heating the toilet bowl to a predetermined temperature is capable of heating and maintaining the temperature inside the vessel at about 40 degrees by a temperature sensor.
The decomposition treatment apparatus for excrement in a toilet according to any one of 1. 6. The manure in a toilet according to any one of claims 1 to 5, wherein the control means has a function of detecting an abnormality of the apparatus and reporting it to a remote place by wire or wirelessly. Disassembly processing equipment. 7. The toilet according to claim 1, wherein the rotary shaft drive motor, the planar heating element, and the exhaust means are provided with an AC power source or a power source by solar power generation. And treatment equipment for manure in Japan.