阅读说明：本技术 一种猪粪发酵场地构建及发酵方法 (Pig manure fermentation field construction and fermentation method ) 是由 易露 易微 于 2019-11-27 设计创作，主要内容包括：本发明公开了一种猪粪发酵场地构建及发酵方法,本发明涉及猪粪发酵技术领域,具体为一种猪粪发酵场地构建及发酵方法,将猪粪堆放场地面浇注成5°的倾斜度,在低的一边边缘砌1条沟宽25cm,沟深20cm的小沟,使预处理物料渗出液经小沟通往尿液储存池,有效的将猪粪中沥出的尿液排出,防止在发酵时出现发霉的情况；确定万头猪场发酵车间建造尺寸为长20-30m、宽7.5-8m、高3.5m,盖顶选用阳光板,使太阳热能透过阳光板来提高发酵车间室温,加快发酵物料起始温度的提高,顶部留有换气孔,以便物料发酵时产生的水蒸气等气体散发排出。(The invention discloses a pig manure fermentation field construction and fermentation method, relates to the technical field of pig manure fermentation, and particularly relates to a pig manure fermentation field construction and fermentation method, wherein the ground of a pig manure stacking field is poured into an inclination of 5 degrees, 1 small ditch with the width of 25cm and the depth of 20cm is built at the edge of the lower side of the pig manure stacking field, so that a pretreated material leachate is led to a urine storage tank through the small ditch, urine drained from pig manure is effectively discharged, and the mildew occurrence during fermentation is prevented; the building size of a fermentation workshop of a ten-thousand pig farm is determined to be 20-30m long, 7.5-8m wide and 3.5m high, a sunlight plate is selected for the roof, so that the room temperature of the fermentation workshop is improved by solar heat energy penetrating through the sunlight plate, the initial temperature of fermentation materials is accelerated to be improved, and ventilation holes are reserved at the top so as to facilitate the emission and the discharge of gases such as water vapor and the like generated during the fermentation of the materials.)

1. A method for constructing and fermenting a pig manure fermentation field is characterized by comprising the following steps: the construction and fermentation method of the pig manure fermentation field comprises the following steps:

step 1: building a pig manure piling yard;

step 2: building a fermentation workshop;

and step 3: building a fermentation tank;

and 4, step 4: pretreating pig manure;

and 5: the materials are put in opposite directions;

step 6: and (5) fermenting the materials.

2. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: the step 1: building a pig manure piling field, wherein the area of the pig manure piling field is determined according to 7-10 feces reserves of ten thousand pigs, and the building area of the pig manure piling field is determined to be 35-40 m according to 8-12 t of the accumulated 7-10 days of pig manure reserves of thousands of pigs²And pouring the ground of the pig manure piling yard into an inclination of 5 degrees, and building 1 small ditch with the width of 25cm and the depth of 20cm at the edge of the lower side so that the percolate of the pretreated material flows to the urine storage pool through the small ditch.

3. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: the step 2: the construction of the fermentation workshop is characterized in that the construction size of the fermentation workshops of all pig farms is determined to be 20-30m long, 7.5-8m wide and 3.5m high, a sunlight plate is selected for the roof, so that solar heat energy penetrates through the sunlight plate to improve the room temperature of the fermentation workshop and accelerate the initial temperature of fermentation materials to be improved, ventilation holes are reserved in the top of the fermentation workshop, so that water vapor and other gases generated during material fermentation can be diffused and discharged, and four-side walls are of a brick-concrete structure and are provided with doors and windows.

4. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: the step 3: building fermentation tanks, wherein two fermentation tanks are built in a fermentation workshop, the tank length is 18-25m, the tank width is 2.5m, the tank edges are built by bricks, cement is plastered, and when a fermentation tank is fermented for 4-5 days and materials are turned over, the fermentation materials are turned over from the tank to the tank.

5. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: the step 4: pretreating pig manure, namely adding nontoxic and harmless wood chips or coarse rice bran and other auxiliary materials accounting for 10-15% of the total amount of the fermented pig manure into fresh pig manure to play a role in adjusting moisture, ventilation and carbon-nitrogen ratio, so that the water content of the pig manure is controlled to be about 60%, and the carbon-nitrogen ratio is 30-40; secondly, adding calcium superphosphate accounting for 5 percent of the total amount of the fermented materials, and adjusting the pH value of the pig manure to be about 7.5 to form a pretreated material.

6. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: and step 5: and (3) oppositely placing the materials, stacking the pretreated materials prepared in the step (4) in a pig manure stacking field, stacking the pretreated materials into trapezoidal stacking strips, wherein the upper width is 2m, the lower width is 3m, and the direction of the stacking strips is consistent with the direction of the gradient of the ground, so that the seepage liquid can flow into a small ditch on the lower side, the stacking time in summer and autumn is 7 days, and the stacking time in winter and spring is 10 days.

7. The pig manure fermentation site construction and fermentation method according to claim 1, characterized in that: and 6: fermenting the materials, namely adding 0.2-0.3% of zymophyte agent during fermentation, fermenting the materials at a high temperature of 55-65 ℃, turning the materials once every 5 days in winter and spring at noon, and fermenting for 25 days; turning over for 2 times every 5 days in summer and autumn, controlling the fermentation temperature of the materials between 55 and 70 ℃, and fermenting for 20 days; after the materials are discharged from the fermentation tank, the materials are piled in a warehouse for 10 days and then are thoroughly decomposed.

Technical Field

The invention relates to the technical field of pig manure fermentation, in particular to a method for constructing and fermenting a pig manure fermentation field.

Background

The pig manure is rich in nutrition, contains 15% of organic matters, 0.5% of nitrogen (N), 0.5-0.6% of phosphorus (P205), 0.35-0.45% of potassium (K20), is fine in texture, contains more nitrogen, is easily decomposed by microorganisms, and releases effective nutrients which can be absorbed and utilized by plants.

However, some pig farmers cannot build composting places, so that a large amount of pig manure is accumulated and moldy, and the pig urine is difficult to discharge.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a pig manure fermentation field construction and fermentation method, which solves the problems that some pig farmers cannot build composting fields, so that a large amount of pig manure is accumulated and moldy, and pig urine is difficult to discharge, and the in-situ pile turning technology is adopted, so that the working efficiency is low, and the pile turning effect is poor.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a method for constructing and fermenting a pig manure fermentation field comprises the following steps:

step 1: building a pig manure piling yard;

step 2: building a fermentation workshop;

and step 3: building a fermentation tank;

and 4, step 4: pretreating pig manure;

and 5: the materials are put in opposite directions;

step 6: and (5) fermenting the materials.

The step 1: building a pig manure piling field, wherein the area of the pig manure piling field is determined according to 7-10 feces reserves of ten thousand pigs, and the building area of the pig manure piling field is determined to be 35-40 m according to 8-12 t of the accumulated 7-10 days of pig manure reserves of thousands of pigs²And pouring the ground of the pig manure piling yard into an inclination of 5 degrees, and building 1 small ditch with the width of 25cm and the depth of 20cm at the edge of the lower side so that the percolate of the pretreated material flows to the urine storage pool through the small ditch.

The step 2: the construction of the fermentation workshop is characterized in that the construction size of the fermentation workshops of all pig farms is determined to be 20-30m long, 7.5-8m wide and 3.5m high, a sunlight plate is selected for the roof, so that solar heat energy penetrates through the sunlight plate to improve the room temperature of the fermentation workshop and accelerate the initial temperature of fermentation materials to be improved, ventilation holes are reserved in the top of the fermentation workshop, so that water vapor and other gases generated during material fermentation can be diffused and discharged, and four-side walls are of a brick-concrete structure and are provided with doors and windows.

The step 3: building fermentation tanks, wherein two fermentation tanks are built in a fermentation workshop, the tank length is 18-25m, the tank width is 2.5m, the tank edges are built by bricks, cement is plastered, and when a fermentation tank is fermented for 4-5 days and materials are turned over, the fermentation materials are turned over from the tank to the tank.

The step 4: pretreating pig manure, namely adding nontoxic and harmless wood chips or coarse rice bran and other auxiliary materials accounting for 10-15% of the total amount of the fermented pig manure into fresh pig manure to play a role in adjusting moisture, ventilation and carbon-nitrogen ratio, so that the water content of the pig manure is controlled to be about 60%, and the carbon-nitrogen ratio is 30-40; secondly, adding calcium superphosphate accounting for 5 percent of the total amount of the fermented materials, and adjusting the pH value of the pig manure to be about 7.5 to form a pretreated material.

And step 5: and (3) oppositely placing the materials, stacking the pretreated materials prepared in the step (4) in a pig manure stacking field, stacking the pretreated materials into trapezoidal stacking strips, wherein the upper width is 2m, the lower width is 3m, and the direction of the stacking strips is consistent with the direction of the gradient of the ground, so that the seepage liquid can flow into a small ditch on the lower side, the stacking time in summer and autumn is 7 days, and the stacking time in winter and spring is 10 days.

And 6: fermenting the materials, namely adding 0.2-0.3% of zymophyte agent during fermentation, fermenting the materials at a high temperature of 55-65 ℃, turning the materials once every 5 days in winter and spring at noon, and fermenting for 25 days; turning over for 2 times every 5 days in summer and autumn, controlling the fermentation temperature of the materials between 55 and 70 ℃, and fermenting for 20 days; after the materials are discharged from the fermentation tank, the materials are piled in a warehouse for 10 days and then are thoroughly decomposed.

(III) advantageous effects

The invention provides a method for constructing and fermenting a pig manure fermentation field. The method has the following beneficial effects:

according to the method, the building area of the pig manure piling yard is determined to be 35-40 m according to the calculation that the accumulated storage amount of the pig manure of thousands of pigs for 7-10 days is 8-12 t²Pouring the ground of the pig manure piling site into an inclination of 5 degrees, building 1 small ditch with the width of 25cm and the depth of 20cm at the edge of the lower side, leading the percolate of the pretreated material to a urine storage pool through the small ditch, effectively discharging the urine leached from the pig manure, and preventing the occurrence of mildewing during fermentation;

according to the invention, the construction of the fermentation workshop, namely the construction dimensions of the fermentation workshops of all pig farms are determined to be 20-30m long, 7.5-8m wide and 3.5m high, the sunlight plate is selected as the cover top, so that the room temperature of the fermentation workshop is improved by the solar heat energy through the sunlight plate, the initial temperature of the fermentation material is accelerated to be improved, and the ventilation holes are reserved at the top part so as to facilitate the emission and discharge of gases such as water vapor and the like generated during the material fermentation;

according to the invention, the pretreated materials are stacked in the pig manure stacking field, the pretreated materials are stacked into trapezoidal stacking strips, the upper width of the stacking strips is 2m, the lower width of the stacking strips is 3m, and the direction of the stacking strips is consistent with the direction of the inclination of the ground, so that the exuded liquid can flow to a small ditch on the lower side.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: a method for constructing and fermenting a pig manure fermentation field comprises the following steps:

step 1: building a pig manure piling yard;

step 2: building a fermentation workshop;

and step 3: building a fermentation tank;

and 4, step 4: pretreating pig manure;

and 5: the materials are put in opposite directions;

step 6: and (5) fermenting the materials.

The step 1: building a pig manure piling field, wherein the area of the pig manure piling field is determined according to 7-10 feces reserves of ten thousand pigs, and the building area of the pig manure piling field is determined to be 35-40 m according to 8-12 t of the accumulated 7-10 days of pig manure reserves of thousands of pigs²And pouring the ground of the pig manure piling yard into an inclination of 5 degrees, and building 1 small ditch with the width of 25cm and the depth of 20cm at the edge of the lower side so that the percolate of the pretreated material flows to the urine storage pool through the small ditch.

The step 2: the construction of the fermentation workshop is characterized in that the construction size of the fermentation workshops of all pig farms is determined to be 20-30m long, 7.5-8m wide and 3.5m high, a sunlight plate is selected for the roof, so that solar heat energy penetrates through the sunlight plate to improve the room temperature of the fermentation workshop and accelerate the initial temperature of fermentation materials to be improved, ventilation holes are reserved in the top of the fermentation workshop, so that water vapor and other gases generated during material fermentation can be diffused and discharged, and four-side walls are of a brick-concrete structure and are provided with doors and windows.

The step 3: building fermentation tanks, wherein two fermentation tanks are built in a fermentation workshop, the tank length is 18-25m, the tank width is 2.5m, the tank edges are built by bricks, cement is plastered, and when a fermentation tank is fermented for 4-5 days and materials are turned over, the fermentation materials are turned over from the tank to the tank.

The step 4: pretreating pig manure, namely adding nontoxic and harmless wood chips or coarse rice bran and other auxiliary materials accounting for 10-15% of the total amount of the fermented pig manure into fresh pig manure to play a role in adjusting moisture, ventilation and carbon-nitrogen ratio, so that the water content of the pig manure is controlled to be about 60%, and the carbon-nitrogen ratio is 30-40; secondly, adding calcium superphosphate accounting for 5 percent of the total amount of the fermented materials, and adjusting the pH value of the pig manure to be about 7.5 to form a pretreated material.

And step 5: and (3) oppositely placing the materials, stacking the pretreated materials prepared in the step (4) in a pig manure stacking field, stacking the pretreated materials into trapezoidal stacking strips, wherein the upper width is 2m, the lower width is 3m, and the direction of the stacking strips is consistent with the direction of the gradient of the ground, so that the seepage liquid can flow into a small ditch on the lower side, the stacking time in summer and autumn is 7 days, and the stacking time in winter and spring is 10 days.

And 6: fermenting the materials, namely adding 0.2-0.3% of zymophyte agent during fermentation, fermenting the materials at a high temperature of 55-65 ℃, turning the materials once every 5 days in winter and spring at noon, and fermenting for 25 days; turning over for 2 times every 5 days in summer and autumn, controlling the fermentation temperature of the materials between 55 and 70 ℃, and fermenting for 20 days; after the materials are discharged from the fermentation tank, the materials are piled in a warehouse for 10 days and then are thoroughly decomposed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.