JPH1072858A - Circulation type night soil treatment device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a night soil treatment device capable of effectively utilizing treated night soil without requiring a large amount of water supply and preventing environmental pollution. SOLUTION: In this night soil treatment device, feces discharged from a water closet 1 are stirred in a fermentation tank 3 together with reed waste 2 and are fermented. Urine discharged from the water closet 1 and urinals 14 and 15 is collected into a septic tank 11 to purify, and urine purified in the septic tank 11 is stocked in a stock tank 13 as washing water. The washing water stocked in the stock tank 13 is circulated with a pressure pump 17 and circulation pipes 18, 19, 10 and 12 and is supplied to the closet 1 and urinals 14 and 15.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a circulating human waste treatment apparatus.

[0002]

2. Description of the Related Art Conventionally, although a flush-type human waste treatment apparatus has become widespread, a septic tank is provided as an outdoor human waste treatment apparatus such as a house, a park, a campsite, or a riverbed where the flush-type human waste treatment apparatus is not popular. There are many places where human waste treatment equipment is installed. The human waste treatment apparatus provided with the septic tank requires a large amount of water for treating night soil, and as a post-treatment, the purified matter must be discarded from the septic tank through a sewer or the like. In addition, the human waste must be discarded at a specific place for disposal, leading to environmental pollution.

[0003]

SUMMARY OF THE INVENTION The present invention provides a human waste treatment apparatus which does not require a large amount of water to be supplied, can effectively use the treated human waste, and can prevent environmental pollution before it occurs. On the point.

[0004]

SUMMARY OF THE INVENTION A circulating human waste treatment apparatus of the present invention stores a fermentation tank for fermenting stool, a septic tank for collecting and purifying urine, and urine purified in the septic tank as washing water. It has a stock tank and washing water circulation means for supplying washing water stored in the stock tank to the toilet and urinal. Collect and cleanse urine,
Since the purified urine is circulated as washing water, a large amount of water does not have to be used as washing water.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a system diagram of a circulating human waste treatment apparatus according to the present invention. As shown in FIG. 1, the circulating human waste treatment apparatus of the present invention includes a human waste treatment system and an electric system.

First, the human waste processing system will be described. A stainless steel fermenter 3 containing reed waste 2 crushed reeds, which is a kind of plant, is installed below the toilet 1 that can separate excreted stool and urine, for example, underground space.

The stool excreted in the fermenter 3 is fermented and decomposed by the action of microorganisms contained in the reeds 2. In order to supply the air necessary for the fermentation decomposition, a stirring ribbon screw 5 rotated by a motor 4 provided outside the fermenter 3 is provided in the fermenter 3.

In order to promote fermentation decomposition, an outside air intake is provided at the upper part of the fermentation tank 3 so that outside air can be supplied into the fermentation tank 3 through the pipe 6. Further, a fan 8 and a pipe 9 for dehumidifying through the upper space 7 in the fermenter 3 are provided, and the water sucked by the fan 8 is adhered to the inner surface of the pipe 9, and the adhered water is dropped. And collect.

[0009] Reed chips and stool solids fermented and decomposed in the fermenter 3 can be recovered as dry solids because they have been dehumidified, and the solids can be later used as organic fertilizer. Can be.

On the other hand, urine excreted in the urinal 1 passes through a circulation pipe 10 and a septic tank 1 made of FRP or the like.
Sent to 1. After purifying the urine by removing ammonia components and the like in the septic tank 11, the urine is passed through the circulation pipe 12 to remove F.
It is collected in a stock tank 13 composed of RP or the like. In addition, a required number of urinals 14 and 15 are installed in this circulating human waste treatment apparatus.
The urine excreted in the above is sent to the septic tank 11 through the circulation pipe 16 to be purified, and then collected in the stock tank 13 through the circulation pipe 12.

The septic tank 11 and the stock tank 13
It is preferable to perform purification by installing a float type microbial preparation utilizing a useful microorganism such as Bacillus subtilis kubota (Japanese Patent Publication No. 4-26834). Thereby, a bad smell can be effectively removed.

At the outlet of the stock tank 13, a pressure pump 17 is installed, and the purified water stored in the stock tank 13 is used as cleaning water, ie, intermediate water, as circulation pipes 18, 18, 19, and 10. It can be circulated through a circulation pipe 12 and supplied to the toilet 1 and the urinals 14 and 15.

The toilet bowl 1 is provided with a washing gun 21 which is constantly supplied with the washing water by the circulation and is sent to the septic tank 11 and which can supply pressurized water through a pipe 20. The user cleans the attached matter on the surface of the toilet 1.

On the other hand, push buttons 22, 2 for supplying flush water from the circulation pipe 18 to the urinals 14, 15 are provided.
3 are provided. Push button 22, 2 after stool
By pressing 3, the urinal is washed, and the washing water is collected in the septic tank 11 through the circulation pipe 16.

Next, the electric system will be described. A solar cell 24 is used as a power supply. The electric power generated by the solar cell 24 is supplied to the motor 4 provided in the fermenter 3, the pressure pump 17 and the fan 8 through wires 25, 26 and 27, respectively. The motor 4 is provided with a power switch 29 via a timer 28. When the power switch 29 is turned on, the motor 4 rotates to rotate the ribbon screw 5 and reeds in the fermenter 3 Stir solids such as stool with 2.

The stirring need not always be performed, and the timer 28 controls the time so that the stirring is performed for a predetermined time, for example, three to five times a day.

The above-mentioned circulating human waste treatment apparatus basically purifies excreted urine as washing water and uses it as washing water. When this apparatus is used, it is necessary to circulate the washing water. First, a certain amount of water is supplied to the stock tank 13.
Since the collected urine is only purified and circulated thereafter as washing water, a circulating human waste treatment apparatus which does not need to use a large amount of water as washing water as in the related art can be realized.

Next, the configuration of the toilet bowl 1 used in the circulation type human waste treatment apparatus will be described with reference to FIG. In addition,
2, the description is omitted except for the main part of FIG. FIG.
As shown in the figure, the toilet 1 has a tapered toilet outlet 30a just below the opening of the toilet 1 so that the toilet and urine can be separated.
And the lower outlet of the cylindrical member 30 is fixed to the fermenter 3.

Of the tubular member 30, the stool outlet 30a
Are fastened by a joint 31 or the like so as to separate the upper tubular member 30b and the lower tubular member 30c provided with.
By releasing the fastening, the upper tubular member 30b can be removed, and the upper tubular member 30b can be cleaned and disinfected.

In the toilet bowl 1, a urinal passage 32 is formed between the inner surface and the outer surface of the tubular member 30 so as to allow urine to pass therethrough. To the septic tank 11. In the septic tank 11, a mesh-shaped strainer 33 for filtering dust such as paper waste other than excrement is provided at an outlet of the circulation pipe, so that dust mixed with urine can be filtered.

Further, a heater 34 connected to the power supply system is provided in the vicinity of the bottom of the septic tank 11, and when the urine treatment apparatus of the present invention is installed in a cold place, electricity is supplied to prevent the freezing of urine. When there is no fear of freezing, it is not necessary to energize the heater 34. An overflow pipe 35 may be provided near the upper part of the septic tank 11 to discharge the overflow of the purified water to the outside.

FIG. 3 shows an example of a dome in which the circulating human waste treatment apparatus of the present invention is installed and an example of a stirring means instead of a ribbon screw. The dome 36 is made of FRP, and the upper side of the dome 36 has an opening 3 for ventilation.
7 are formed. A curved roof 38 made of FRP is provided outside the dome 36 so as to cover the opening 37, and the roof 38 is formed so as to form a ventilation gap 39 between the roof 38 and the dome 36. Is fixed to the dome 36. Further, a control panel 40, a shelf 4
1. Mirror 42, sensor light 43, etc. are installed as needed.

As shown in FIGS. 2 and 3, the stirring means provided in the fermenter 3 for stirring the stool is made of a plurality of stainless steels in the longitudinal direction of the rotary shaft 44 connected to the motor 4. Cross-shaped or T-shaped stirring member 4
5 is fixed at an arbitrary angle. By providing such a stirring means, the stool and the reeds can be more efficiently stirred than the stirring by the screw ribbon.

[0024]

According to the circulating human waste treatment apparatus of the present invention,
Since human waste can be fermented and purified for effective use, it does not lead to environmental pollution. In addition, since a large amount of water is not required, it can be installed and used at an arbitrary place.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a circulation type human waste treatment apparatus of the present invention.

FIG. 2 is a diagram showing a cross section of a main part of a toilet bowl used in the circulating human waste treatment apparatus of the present invention and a connection relationship with a circulating system.

FIG. 3 is a view showing an example in which the circulating human waste treatment apparatus of the present invention is installed in a dome.

[Description of Signs] 1 toilet bowl 22, 23 urinal 2 reed waste 3 fermenter 11 septic tank 13 stock tank 17 pressure pump 10, 12, 16, 18, 19 circulation pipe 36 dome

Claims (7)

[Claims] 1. A toilet bowl, a urinal, a fermenter for fermenting excreted urine, a septic tank for collecting and purifying excreted urine, and storing the urine purified in the septic tank as washing water. And a washing water circulation means for supplying washing water stored in the stock tank to the toilet and the urinal. 2. The toilet according to claim 1, further comprising a cylindrical member provided with a tapered toilet outlet immediately below the opening thereof, wherein an outlet of the cylindrical member is connected to the fermenter. The recirculating human waste treatment apparatus according to claim 1. 3. A stirring means for stirring stool in the fermenter, the stirring means comprising: a rotating shaft; and a plurality of cross-shaped or T-shaped fixed around the rotating shaft along the longitudinal direction. 2. The sewage treatment apparatus according to claim 1, further comprising a stirring member. 4. The circulating human waste treatment apparatus according to claim 2, wherein said tubular member is fixed so as to be separated in the middle thereof. 5. A urine passage channel is provided between an outer surface of the tubular member and an inner surface of a toilet, and an outlet of the passage is connected to the septic tank via a circulation pipe. The recirculating human waste treatment apparatus according to claim 2. 6. The circulation human waste treatment apparatus according to claim 5, wherein a strainer is provided at an outlet of said circulation pipe. 7. A toilet bowl, a urinal, a fermenter for fermenting excreted stool, a septic tank for collecting and purifying excreted urine, and storing the urine purified in the septic tank as washing water. A recirculating human waste treatment apparatus comprising a stock tank to be cleaned and a flush water circulation means for supplying flush water stored in the stock tank to the toilet and the urinal was installed in a dome having a vent on the ceiling. A human waste treatment apparatus characterized by the above-mentioned.