JPH10273373A - Excrement fermentation promotion method and excrement fermentation promotion device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] At the same time as utilizing discharged matter such as smoke generated by incineration to promote fermentation and drying of excreta in a fermentation tank, the discharged matter generates an odor and reduces the environment. Suppress the situation of harm. SOLUTION: The discharge discharged from a smoke outlet 31 of a waste incinerator 3 is introduced into an inner bottom portion of a fermenter 1 for fermenting and drying excrement a, and the excrement stored in the fermenter 1 is provided. diffuse into a. Animal waste or processed excrement that has been subjected to fermentation drying in the fermenter 1 can be used as the waste.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for promoting fermentation of excrement (including garbage) such as cow, pig, and chicken manure.

[0002]

2. Description of the Related Art Conventionally, the above-mentioned excrement has been stored in a fermentation tank and subjected to fermentation drying treatment to be composted and reused. This fermentation drying treatment is a treatment mainly performed by the action of aerobic bacteria, and is promoted under various conditions such as temperature and humidity at which the activity of the aerobic bacteria becomes active. On the other hand, the treatment of excrement may be performed by incineration of excrement.

[0003]

However, when the above-mentioned fermentation drying treatment is carried out under natural conditions, the activity of the aerobic bacteria stagnates under low temperature conditions such as winter and cold regions, resulting in efficient fermentation drying. There was a problem that processing was difficult. In addition, in the case of incineration, there is a problem in that the discharged matter such as smoke emitted from the smoke outlet of the incinerator may generate a bad smell and harm the environment.

The present invention has been made under the above circumstances, and has a method and a method for promoting fermentation of excrement capable of promoting fermentation and drying of excrement in a fermentation tank even at low temperatures. It is an object of the present invention to provide an apparatus for promoting fermentation of a product.

Further, the present invention utilizes the discharged matter such as smoke generated by the above-described incineration processing to promote the fermentation drying processing of the excrement in the fermentation tank, and at the same time, the discharged matter generates an odor. An object of the present invention is to provide a method for promoting fermentation of excrement and an apparatus for promoting fermentation of excrement, which can suppress the situation of harm to the environment.

[0006]

SUMMARY OF THE INVENTION According to the present invention, there is provided a method for promoting fermentation of excrement, wherein discharge discharged from a smoke outlet of a waste incinerator is introduced into an inner bottom of a fermentation tank for fermenting and drying excrement. And diffuse it into the excrement stored in the fermenter.

[0007] In the fermentation promotion method of the present invention, the discharge discharged from the smoke outlet of the incinerator is a high temperature because it is a component such as smoke generated by incineration of waste. Therefore, when the discharged material is introduced into the inner bottom of the fermenter and is diffused in the excrement stored in the fermenter, the activity of the aerobic bacteria is actively affected by the heat of the discharged material. In some cases, fermentation of excrement is promoted. Such an effect is exerted even in winter or cold regions where the temperature is low. In addition, when the discharged matter contains a malodorous component, the discharged matter is deodorized while diffusing in the excrement.

[0008] The above-mentioned wastes include livestock waste and various kinds of miscellaneous wastes, in addition to livestock excreta or processed excrements that have been fermented and dried in a fermentation tank. In particular, when animal dung and the above-mentioned treated excrement are used, the incineration of the animal dung and the treated excrement is performed, and the excretion generated by the incineration is effective in promoting the fermentation of the excrement in the fermentation tank. There is an advantage that it is possible to prevent a situation in which the discharged material generates a bad smell and harms the environment at the same time.

The excrement fermentation accelerating apparatus according to the present invention introduces a waste incinerator and a discharge discharged from a smoke outlet of the incinerator into an inner bottom of a fermentation tank for fermenting and drying the excrement. And a pipe for diffusing the excrement stored in the fermentation tank. In the present invention, a pipe provided with a perforated pipe which is attached to the inner bottom of the fermentation tank and has a number of nozzle holes in the pipe wall can be suitably used as the pipe. In addition, as an incinerator for the waste,
An incinerator for incinerating livestock dung or excrement treated and fermented and dried in the fermentation tank can be used.

In the fermentation accelerating apparatus according to the present invention, when the waste is incinerated in the incinerator, the discharge discharged from the exhaust port of the incinerator is introduced into the inner bottom of the fermenter through the above-mentioned pipe, and then the fermenter is turned on. It is spread in the excrement stored in. Therefore, the fermentation promoting method according to the present invention described above is performed. When a pipe having a perforated pipe attached to the inner bottom of the fermenter and having a large number of nozzle holes in the pipe wall is used as the pipe, the discharged material introduced into the inner bottom of the fermenter through the pipe is used as the pipe. Out of the nozzle hole and diffused into the excrement. In addition, when an incinerator that incinerates livestock manure or treated excrement that has been fermented and dried in the fermentation tank is used, the excrement containing an offensive odor component emitted from the incinerator is diffused in the excrement. It is deodorized in between.

[0011]

FIG. 1 is an overall configuration diagram of a fermentation promoting device according to an embodiment of the present invention, and FIG. 2 is a partial configuration diagram of the device. FIG. 1 shows the fermenter 1 in a longitudinal side view, and FIG. 2 shows the fermenter 1 in a longitudinal front view.

In FIG. 1 and FIG. 2, reference numeral 1 denotes a fermentation tank, which is installed for storing excrement such as cows, pigs, and chicken excrement and performing fermentation drying treatment. The fermenter 1 is provided with a rail 2 for guiding the movement of a stirrer (not shown) used to stir and mix the excrement stored therein. Although the fermenter 1 shown in the figure has storage chambers 11 and 12 partitioned on the left and right as shown in FIG. 2, the fermenter 1 may have a single storage chamber, or may have three or more storage chambers. It may have more storage rooms.

In FIG. 1, reference numeral 3 denotes an incinerator. The incinerator 3 has a smoke exhaust port 31 at the top and an air outlet 32 at the bottom.
In addition to the above, a lid 33 and an ash outlet 34 for opening and closing a waste inlet are provided. Smoke outlet 31 of this incinerator 3
Is connected to a bottom end of each of the storage chambers 11 and 12 of the fermenter 1. The end of the pipe 4 is formed by a perforated pipe 5 having a number of nozzle holes 51 in the pipe wall. Further, a blower 6 and a cleaning port 7 are interposed in the middle of the pipe 4 as necessary. Reference numeral 8 denotes a blower for sending wind to the incinerator 3.

Next, an embodiment of the fermentation promoting method of the present invention which is performed using the fermentation promoting device shown in FIGS. 1 and 2 will be described.

In the fermentation accelerating apparatus shown in FIGS. 1 and 2, the waste to be incinerated by the incinerator 3 includes, of course, raw garbage, dried garbage and other incinerated miscellaneous garbage from homes. And an incinerator for incinerating animal waste and fermented and dried excreta which are usually provided in a fermentation and drying plant for excrement. FIG. 1 shows the latter incinerator. .

When animal waste or treated excrement is put into an incinerator and the incineration process is performed while blowing it into the oven with a blower 8, high-temperature discharge products such as smoke are released from a smoke outlet 31.
The discharged matter is stored in the storage chambers 11 and 1 of the fermenter 1 through the pipe 4.
2 is introduced into the inner bottom. Then, the above-mentioned discharged matter coming out of the nozzle hole 51 of the perforated pipe 5 forming the end of the pipe 4 is supplied to the storage chamber 1 of the fermenter 1 as shown by the arrow in FIG.
It diffuses into the excrement (animal excrement etc.) a stored in 1 and 12.

For this reason, the fermentation of the excrement a is promoted by the active aerobic bacteria in the excrement a being affected by the heat of the high-temperature discharge. Further, when the discharged matter contains an odorous component, the discharged matter is deodorized while diffusing in the excrement a.

In the above, a crushed stone layer may be provided around the perforated pipe 5 to prevent the nozzle holes 51 from being clogged. Further, when a situation occurs in which the discharge is difficult to be discharged into the excrement a from the nozzle hole 51 of the perforated pipe 5, the blower 6 may be operated to assist the discharge of the discharge from the nozzle hole 51. .

The preferred temperature conditions under which the fermentation of excrement a is promoted by the active activity of aerobic bacteria in the fermenter 1 are determined by the kind of the bacteria. Therefore, the excrement a through the pipe 4 from the smoke outlet 31 of the incinerator 3
If the temperature of the discharged material is too high, the length of the pipe 4 is increased to increase the air cooling time of the discharged material flowing through the pipe 4,
The excrement a flowing through the
It is possible to appropriately adjust the temperature of the discharge material diffused therein.

[0020]

According to the method for promoting fermentation of excrement according to the present invention, the fermentation drying treatment of excrement in a fermentation tank is promoted by utilizing the heat of the discharge discharged from the smoke outlet of an incinerator. There is. Further, when the excrement generated by the incineration process emits a bad smell, such as animal excrement or the processed excrement that has been fermented and dried in the fermentation tank, the excreted product may pass through the excrement. Since it is deodorized while spreading, there is no danger of harm to the environment.

The excrement fermentation accelerating apparatus according to the present invention has an effect that the above fermentation accelerating method can be implemented with simple equipment. In particular, according to the fermentation accelerating device that uses an incinerator that incinerates livestock dung and treated excrement as an incinerator, the incinerator provided in the fermentation and drying plant for excrement is used in the fermentation tank. This has the advantage that the fermentation and drying treatment of the excrement can be accelerated.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of a fermentation promoting device according to an embodiment of the present invention.

FIG. 2 is a partial configuration diagram of the apparatus of FIG.

[Explanation of symbols]

 a Excrement 1 Fermenter 3 Incinerator 4 Piping 5 Perforated pipe 31 Smoke outlet 51 Nozzle hole

Claims (5)

[Claims] 1. A discharge discharged from a flue gas outlet of a waste incinerator is introduced into an inner bottom of a fermenter for fermenting and drying the excreta, and diffused into the excrement stored in the fermenter. A method for accelerating fermentation of excrement, which is characterized in that: 2. The method for accelerating fermentation of excrement according to claim 1, wherein said waste is livestock excrement or a processed excrement which has been subjected to fermentation and drying treatment in said fermentation tank. 3. An incinerator for waste and a discharge discharged from a smoke outlet of the incinerator are introduced into an inner bottom of a fermenter for fermenting and drying the excreta, and the excreta stored in the fermenter. A fermentation promoting device for excrement, comprising: a pipe for diffusing in a material. 4. An apparatus for promoting fermentation of excrement according to claim 3, wherein said pipe is provided with a perforated pipe which is attached to an inner bottom portion of a fermentation tank and has a number of nozzle holes in a pipe wall. 5. The excrement of excrement according to claim 3 or 4, wherein the incinerator for waste is an incinerator for incinerating animal excrement or excrement treated and fermented and dried in the fermenter. Promoting device.