CN106922606B

CN106922606B - Three-dimensional ecological farm and breeding method thereof

Info

Publication number: CN106922606B
Application number: CN201710056130.0A
Authority: CN
Inventors: 岳亚兵; 曾卫军; 张宇鹏; 周春勇
Original assignee: Beijing Urban Construction Second Construction Engineering Co ltd; Zhonghe Ecological Agriculture Technology Co ltd
Current assignee: Beijing Urban Construction Second Construction Engineering Co ltd; Zhonghe Ecological Agriculture Technology Co ltd
Priority date: 2017-01-25
Filing date: 2017-01-25
Publication date: 2023-02-03
Anticipated expiration: 2037-01-25
Also published as: CN106922606A

Abstract

The invention relates to the technical field of ecological breeding and discloses a three-dimensional ecological farm and a breeding method thereof. The roof truss is connected to the top of the main structure framework and formed by splicing two roof truss units which are symmetrically arranged; the main structure framework is divided into an upper layer cultivation area, a middle layer fermentation area and a lower layer sedimentation area; the culture area consists of relatively independent colony houses, the fermentation area consists of relatively independent fermentation chambers, and the fermentation chambers correspond to the colony houses on the upper layer; a bucket-shaped excrement receiving groove is formed below the excrement leaking plate of each colony house, a filter screen is obliquely arranged in the bucket-shaped excrement receiving groove, and an excrement outlet is formed in a side plate at the bottom end of the filter screen and communicated with an excrement conveying pipeline; the fermentation chamber is connected with the earthworm cultivation area, and the earthworm cultivation area is connected with the planting area and the organic fertilizer fermentation area; straw cushion layers are laid in the fermentation chamber, and the liquid dung conveying pipeline is downwards led into the lower-layer sedimentation area.

Description

Three-dimensional ecological farm and breeding method thereof

Technical Field

The invention relates to the technical field of ecological breeding, in particular to a three-dimensional ecological farm and a breeding method thereof.

Background

The total yield of the breeding industry in China is about 48 percent of the total yield of agriculture, and the pork plays an important role as an important subsidiary food for the people's life in the state of affairs and supports the half-wall Jiangshan for meat production in China all the time.

The breeding industry in China is changed from a traditional decentralized mode to a modern intensive mode of production, under the breeding system, the to-be-treated amount of breeding waste is huge, large burden and pressure are caused on the environment, a hundred thousand-year-round large-scale pig farm produces 25000 tons of solid excrement and 54000 cubic meters of urine every year, which are converted into 6950 tons of COD (chemical oxygen demand), 650 tons of total nitrogen and 100 tons of total phosphorus, which are huge organic matter sources, but in the process of converting the solid excrement into available biological resources, if the produced waste water, waste gas and solid waste are not properly treated, the breeding environment is influenced, the morbidity of livestock is increased, the productivity level is reduced, and serious environmental pollution is caused; and the organic matters are not fully recycled, so that the organic matters are greatly wasted.

Under the demand of the system, the construction scale of the farm is large, the construction cost is high, the period is long, the main structure needs to be matched with various pipelines and pipelines which are prepared inside, the structural design is complex, and the construction difficulty is large; the unscientific and unreasonable ventilation system of the farm can cause the deterioration of the production environment of livestock and poultry, the increase of morbidity and the reduction of the productivity level.

Disclosure of Invention

The invention provides a three-dimensional ecological farm and a cultivation method thereof, wherein the three-dimensional ecological farm is simple in structure, convenient and fast to construct, low in cost, capable of effectively improving cultivation environment, comprehensively utilizing generated biological wastes and forming industrial connection with other cultivation and planting.

The technical problem to be solved is that: the amount of breeding wastes generated by the existing breeding industry is large, and improper or untimely treatment easily affects the breeding environment, so that the morbidity of livestock is increased, the productivity level is reduced, organic matter waste is caused, and the burden of the environment is increased; the farm construction cost matched with the requirement is high, the difficulty is high, and the construction period is long.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention relates to a three-dimensional ecological farm, which comprises a main foundation, a main structure framework, a roof truss and an enclosure structure connected to the main structure framework and the outer side of the roof truss; the roof truss structure is characterized in that the main structure framework and the roof truss are formed by connecting light steel prefabricated components, and the roof truss is connected to the top of the main structure framework and formed by splicing two roof truss units which are symmetrically arranged; the main structure framework is divided into an upper cultivation area, a middle fermentation area and a lower sedimentation area; a dung leaking plate is arranged between the culture area and the fermentation area, the culture area consists of relatively independent colony houses, the fermentation area consists of relatively independent fermentation chambers, and the fermentation chambers correspond to the colony houses on the upper layer; a hopper-shaped excrement receiving groove is arranged below the excrement leaking plate of each colony house, the top of the hopper-shaped excrement receiving groove is hermetically connected with the excrement leaking plate, the bottom of the hopper-shaped excrement receiving groove is connected with an excrement conveying pipeline, a filter screen is obliquely arranged in the hopper-shaped excrement receiving groove, an excrement outlet is formed in a side plate at the bottom end of the filter screen and communicated with the excrement conveying pipeline, and the excrement conveying pipeline is obliquely and downwards arranged and communicated with the adjacent fermentation chambers; a feces dropping port is formed in the side wall of the feces conveying pipeline, and a gate valve is arranged at the feces dropping port; the fermentation chamber is connected with the earthworm cultivation area, and the earthworm cultivation area is connected with the planting area and the organic fertilizer fermentation area; a bottom plate is detachably arranged between the fermentation chamber and the lower-layer settling zone, a straw cushion layer is paved on the bottom plate, and a liquid dung conveying pipeline is downwards led into the settling zone; the side wall of the settling zone is provided with a liquid outlet and is connected with the planting zone irrigation tank through a water pipeline.

The three-dimensional ecological farm is characterized in that the main foundation is an independent column foundation and is arranged at intervals along the long axis of the designed longitudinal walls on the two sides of the farm.

The three-dimensional ecological farm further comprises a roof truss unit and a three-dimensional ecological farm, wherein the roof truss unit comprises an upper chord, a lower chord and a vertical rod connected between the bottom end of the upper chord and the end part of one side of the lower chord; the lower chord is positioned at the lower part of the vertical rod and has a distance with the bottom end of the vertical rod; the free end of the upper chord is provided with a first vertical connecting plate, the free end of the lower chord is provided with a second vertical connecting plate, and the bottom end of the vertical rod is provided with a horizontal connecting plate; the upper chords of the two roof truss units are connected through a first vertical connecting plate, and the lower chords of the two roof truss units are connected through a second vertical connecting plate; the roof truss unit is connected with the main structure framework through a horizontal connecting plate.

The invention relates to a three-dimensional ecological farm, which is characterized in that a main structure framework comprises upright columns, longitudinal beams, cross beams, longitudinal fences and transverse fences; the upright posts are arranged corresponding to the main body foundation and connected to the top of the main body foundation; the longitudinal beam is connected between two vertical columns which are adjacent in the longitudinal direction and is close to the middle parts of the vertical columns; the cross beam is connected to the inner sides of the two transversely adjacent upright columns and corresponds to the height position of the longitudinal beam; the longitudinal fence is connected between longitudinally adjacent upright posts, and the top of the longitudinal fence is connected to the bottom surface of the longitudinal beam; the transverse fence is connected between the transverse adjacent upright posts at the end parts, and the top part of the transverse fence is connected on the bottom surface of the cross beam.

The three-dimensional ecological farm is characterized in that a spray water pipeline is arranged in the center of the colony house, a rotating nozzle is arranged at the top end of the spray water pipeline, the spraying direction is downward, the included angle between the spraying direction and the vertical direction is 0-30 degrees, and an electromagnetic valve is connected in series on the spray water pipeline.

The three-dimensional ecological farm is characterized in that an automatic control system is arranged in the fermentation chamber, the automatic control system comprises a temperature probe, a heating device, a humidity probe and a control system, signal output ends of the temperature probe and the humidity probe are respectively and electrically connected with a signal input end of the control system through leads, and signal input ends of the heating device and the electromagnetic valve are respectively and electrically connected with a signal output end of the control system through leads.

The three-dimensional ecological farm is characterized in that the funnel-shaped manure receiving groove is formed by enclosing obliquely arranged side plates, the number of the side plates is 4, the side plates are symmetrically arranged to form a funnel-shaped space with a large upper opening and a small lower opening, and an included angle between each side plate and the horizontal direction is 30-45 degrees.

The three-dimensional ecological farm is characterized in that the periphery of the filter screen is hermetically fixed with the inner side wall of the hopper-shaped manure receiving groove, and the included angle between the filter screen and the horizontal direction is 50-60 degrees; the water inlet of the high-pressure spray head is communicated with the water inlet pipe, and the spraying direction of the high-pressure spray head is parallel to the filter screen.

The three-dimensional ecological farm is characterized in that a fresh air system is arranged between the top of the main structure and the lower chord and close to the position of the enclosure structure, and a ventilation belt is arranged between the top of the main structure and the lower chord along the longitudinal direction; the ventilation zone blows air downwards in a directional mode, and air circulation of the breeding room is achieved together with the fresh air system and the through seams in the middle partition layer.

The ecological breeding method of the three-dimensional ecological farm comprises the following steps:

step one, feeding pork pigs and breeding pigs in a breeding area, and independently feeding the pork pigs and the breeding pigs in colony houses according to different feeding purposes;

step two, the produced excrement and urine enter a hopper-shaped excrement receiving groove under the washing of high-pressure water which is sprayed in a rotating mode;

step three, dropping the excrement and urine onto the filter screen along with water flow, enabling large agglomerates which are not easy to dissolve in water in the excrement to enter an excrement conveying pipeline through an excrement outlet, opening a gate valve, and dropping the excrement into a fermentation chamber below the colony house;

fourthly, paving a straw cushion layer in the fermentation chamber, enabling excrement with relatively low water content to fall on the straw cushion layer and naturally accumulate, and closing the gate valve when a certain amount of excrement reaches the certain amount; quantitatively feeding microbial floras, adjusting the temperature and humidity in the fermentation chamber, and performing microbial fermentation; the excrement is conveyed into an adjacent fermentation chamber through an excrement conveying pipeline;

fifthly, feeding the organic fertilizer fermented in the step four into an earthworm cultivation area to be used as a raw material of an earthworm cultivation bed; after being scraped intensively, the excrement of the earthworms is sent to a planting area; feeding the replaced earthworm breeding bed material into an organic fertilizer fermentation area, and further fermenting to prepare an organic fertilizer;

step six, directly feeding liquid dung containing certain excrement into a lower-layer settling area through a liquid dung conveying pipeline, standing and settling, feeding the liquid dung on the upper layer into a planting area irrigation pool through a water conveying pipeline, and diluting the liquid dung for irrigation of a planting area;

and seventhly, depositing some water-insoluble impurities with small particles in the liquid dung at the bottom of the settling zone, regularly cleaning the impurities through a cleaning port, collecting the precipitates, then sending the precipitates into an organic fertilizer fermentation zone, and further fermenting to prepare the organic fertilizer.

Compared with the prior art, the three-dimensional ecological farm has the following beneficial effects:

the three-dimensional ecological farm is formed by assembling and connecting light steel prefabricated components, each steel component and other materials are designed into standard materials and structural parts according to the scale and use function requirements of the farm, and the three-dimensional ecological farm can be manufactured only in a processing plant according to processing drawings, is convenient and quick to assemble on site, is easy to disassemble and assemble, can be repeatedly used and has strong universality; the influence of weather is less, the construction period is greatly shortened, and the construction efficiency is improved; the construction period of the breeding hurdle is shortened, the pressure of capital occupation is reduced, the risk of market change is reduced, and the investment benefit of the farm is improved; in addition, a template support is not needed in a construction site, the site welding is not needed, the site garbage is less, the noise is low, and the pollution to the environment is small; the light steel material selected by the invention has light dead weight, correspondingly reduces the requirement on the load capacity of the foundation, can greatly reduce the lightening of the construction cost dead weight of the foundation, greatly reduces the resource consumption and reduces the cost of the foundation.

The three-dimensional ecological farm is of a three-layer three-dimensional structure, a fresh air system is introduced, and good air circulation is formed by the upward air at the top and the downward air at the bottom, so that redundant water vapor in the farm is removed, and the air sanitation condition is improved; the cultivation area, the fermentation area and the wastewater sedimentation area are sequentially arranged in the cultivation farm from top to bottom, so that manual intervention and equipment operation are reduced to the maximum extent, cleanness and drying in the cultivation area are guaranteed, produced excrement and urine directly fall into the bucket-shaped excrement receiving groove at the lower layer, solid impurities intercepted by the filter screen are separated from liquid such as excrement water and urine, the water content of the solid excrement entering the fermentation chamber is reduced, the solid excrement and urine can be directly subjected to microbial fermentation in the fermentation chamber, redundant water can enter the sedimentation area through the filter screen, the drying and water quantity adjusting processes in the sedimentation area are saved, the solid excrement and urine is naturalized to the maximum extent, the production cost and the energy consumption are saved, and the green circulation of organic matters is really realized; the excrement and urine are decomposed under the action of microbial flora, so that odor is inhibited, and a good microbial environment is formed for healthy growth of the live pigs; the automatic control system is arranged in the fermentation chamber, so that the temperature and the humidity in the fermentation chamber can be monitored in real time, the sealed relatively stable fermentation environment is ensured, and the automation of production control is realized.

In the three-dimensional ecological breeding method, the excrement with relatively low water content collected in the fermentation chamber is subjected to primary fermentation to generate organic fertilizer which can be sent to a circulating industrial chain for use; the liquid dung which is preliminarily filtered by the filter screen and contains certain excrement is sent to a planting irrigation area after being precipitated; the method has the advantages that the waste generated by cultivation is effectively treated and fully utilized, the pollution to the cultivation environment is avoided, zero emission is really realized, the environmental burden is reduced, the waste is recycled and effectively reused, the cultivation cost is reduced, green cultivation is realized, and a recycled three-dimensional ecological cultivation system is established.

The three-dimensional ecological farm and the cultivation method thereof are further explained by combining the attached drawings.

Drawings

FIG. 1 is a schematic structural view of a three-dimensional ecological farm according to the present invention;

FIG. 2 is a schematic view of a three-dimensional steel structure of a main structural framework;

FIG. 3 is a schematic view of a steel structure of a roof truss unit;

FIG. 4 is a schematic view showing the internal structure of a housing and a fermentation chamber;

FIG. 5 is a schematic structural view of a bucket-shaped manure receiving tank;

FIG. 6 is a schematic flow chart of the three-dimensional ecological breeding method of the present invention.

Reference numerals are as follows:

1-a body foundation; 11-purlin; 12-a column; 13-a stringer; 14-a cross beam; 15-longitudinal fence; 16-a transverse fence; 2-a roof truss unit; 21-upper chord; 22-a lower chord; 23-a vertical bar; 24-a first vertical connecting plate; 25-a second vertical connecting plate; 26-horizontal connecting plates; 3-a culture area; 31-colony house; 32-spray water lines; 33-a rotating nozzle; 34-a solenoid valve; 35-a dropping board; 4-a fermentation zone; 43-a fermentation chamber; 44-temperature probe; 45-a heating device; 46-humidity probe; 47-a bottom plate; 48-straw cushion layer; 5-a precipitation zone; 51-a liquid outlet; 52-a cleaning port; 6-a bucket-shaped excrement receiving groove; 61-a liquid manure delivery pipe; 62-a filter screen; 63-a feces conveying pipeline; 64-a dropping port; 65-gate valve; 66-high pressure spray head; 71-earthworm cultivation area; 72-a planting area; 73-an organic fertilizer fermentation area; 74-irrigation pond of planting area.

Detailed Description

As shown in fig. 1 and fig. 2, the three-dimensional ecological farm of the present invention comprises a main foundation 1, a main structure framework, a roof truss and an enclosure structure connected between the main structure framework and the outer side of the roof truss; purlines 11 are arranged outside the two sides of the roof truss and positioned at the top of the main structure framework along the longitudinal direction; the main structure framework and the roof truss are formed by connecting light steel prefabricated components.

The main foundation 1 is an independent column foundation and is arranged at intervals along the long axis of the designed longitudinal wall on two sides of the farm, and the independent column foundations on the two sides of the farm are in one-to-one correspondence; the roof truss is connected to the top of the main structure framework and formed by splicing two roof truss units 2 which are symmetrically arranged; as shown in fig. 3, the roof truss unit 2 includes an upper chord 21, a lower chord 22 and a vertical bar 23 connecting the bottom end of the upper chord 21 and the end of one side of the lower chord 22; the lower chord 22 is positioned at the lower part of the vertical rod 23 and has a distance with the bottom end of the vertical rod 23; a first vertical connecting plate 24 is arranged at the free end of the upper chord 21, a second vertical connecting plate 25 is arranged at the free end of the lower chord 22, and a horizontal connecting plate 26 is arranged at the bottom end of the vertical rod 23; the upper chords 21 of the two roof truss units 2 are connected through a first vertical connecting plate 24, and the lower chords 22 of the two roof truss units 2 are connected through a second vertical connecting plate 25; the roof truss unit 2 is connected with the main structural framework through a horizontal connecting plate 26.

As shown in fig. 2, the main structural framework comprises upright posts 12, longitudinal beams 13, cross beams 14, longitudinal rails 15 and transverse rails 16; the upright post 12 is arranged corresponding to the main body foundation 1 and connected to the top of the main body foundation 1; the longitudinal beam 13 is connected between two vertical columns 12 which are adjacent in the longitudinal direction and is close to the middle of the vertical columns 12; the cross beam 14 is connected to the inner sides of two transversely adjacent upright posts 12 and corresponds to the height position of the longitudinal beam 13; longitudinal rails 15 are connected between longitudinally adjacent upright posts 12, and the top parts of the longitudinal rails 15 are connected to the bottom surfaces of the longitudinal beams 13; a cross rail 16 is connected between the end laterally adjacent uprights 12, and the top of the cross rail 16 is connected to the underside of the cross rail 14.

As shown in fig. 1, the main structure framework is divided into an upper layer cultivation area 3, a middle layer fermentation area 4 and a lower layer sedimentation area 5, a dung leaking plate 35 is arranged between the cultivation area 3 and the fermentation area 4, the cultivation area 3 is divided into relatively independent pens 31 by a guardrail structure, a spray water pipeline 32 is arranged in the center of the pens 31, the top ends of the spray water pipelines 32 are provided with rotating nozzles 33, the spray direction is arranged downwards, and the included angle between the spray water pipelines and the vertical direction is 0-30 degrees; the solenoid valve 34 is connected in series on the spray water pipeline 32; the fermentation area 4 is divided into relatively independent fermentation chambers 43 by partitions, and the fermentation chambers 43 correspond to the colony houses 31 on the upper layer; an automatic control system is arranged in the fermentation chamber 43, the automatic control system comprises a temperature probe 44, a heating device 45, a humidity probe 46 and a control system, signal output ends of the temperature probe 44 and the humidity probe 46 are respectively and electrically connected with a signal input end of the control system through leads, and signal input ends of the heating device 45 and the electromagnetic valve 34 are respectively and electrically connected with a signal output end of the control system through leads.

A hopper-shaped excrement receiving groove 6 is arranged below the excrement leaking plate 35 of each colony house 31, the hopper-shaped excrement receiving groove 6 is formed by enclosing side plates which are obliquely arranged, the number of the side plates is 4, the side plates are symmetrically arranged to form a hopper-shaped space with a large upper opening and a small lower opening, the included angle between each side plate and the horizontal direction is 30-45 degrees, the top of the hopper-shaped excrement receiving groove 6 is hermetically connected with the excrement leaking plate 35, the bottom of the hopper-shaped excrement receiving groove is connected with an excrement water conveying pipeline 61, a filter screen 62 is obliquely arranged in the hopper-shaped excrement receiving groove 6, the periphery of the filter screen 62 is hermetically fixed with the inner side wall of the hopper-shaped excrement receiving groove 6, and the included angle between the filter screen 62 and the horizontal direction is 50-60 degrees; the top end of the filter screen 62 is provided with a high-pressure spray head 66 which is arranged in parallel along the upper edge of the filter screen 62, the water inlet of the high-pressure spray head 66 is communicated with the water inlet pipe, and the spraying direction of the high-pressure spray head 66 is parallel to the filter screen 62; an excrement outlet is formed in the side plate at the bottom end of the filter screen 62 and communicated with the excrement conveying pipeline 63, and the excrement conveying pipeline 63 is obliquely arranged downwards and communicated with the adjacent fermentation chamber 43; the side wall of the excrement conveying pipeline 63 is provided with an excrement falling port 64, and the excrement falling port 64 is provided with a gate valve 65.

The fermentation chamber 43 is connected with an earthworm cultivation area 71, and the earthworm cultivation area 71 is connected with a planting area 72 and an organic fertilizer fermentation area 73; a bottom plate 47 is detachably arranged between the fermentation chamber 43 and the sedimentation zone 5, a straw cushion 48 is paved on the bottom plate 47, and the fecal sewage conveying pipeline 61 is downwards led into the sedimentation zone 5; the side wall of the settling zone 5 is provided with a liquid outlet 51 which is connected with a water pipeline, the settling zone 5 is provided with a cleaning port 52, and the water pipeline is connected with a planting zone irrigation pond 74 and directly leads into a planting zone 72.

A fresh air system is arranged between the top of the main structure and the lower chord 22 and close to the position of the enclosure structure, and a ventilation belt is also arranged between the top of the main structure and the lower chord 22 along the longitudinal direction; the ventilation belt blows air downwards in a directional mode, and air flow circulation of the cultivation room is achieved together with the fresh air system and the through seams in the middle partition layer.

The cultivation process of the three-dimensional ecological farm is as follows:

the pork pigs and the breeding pigs are raised in the upper layer breeding area 3, the pigs are independently raised in different colony houses 31 according to different raising purposes, a rotary nozzle 33 is arranged in the center of each colony house 31, high-pressure water is injected obliquely downwards at regular time, produced excrement and urine are flushed down and enter the hopper-shaped excrement receiving groove 6 through an excrement leaking plate 35, and the cleanness and the dryness of the interior of the colony house 31 are kept.

The excrement and urine fall onto the filter screen 62 along with the water flow, the solid impurities intercepted from the excrement move to the lower part of the filter screen 62 after being washed by the high-pressure nozzle 66 and enter the excrement conveying pipeline 63 through the excrement outlet, and the redundant water enters the high-pressure nozzle 66; opening the gate valve 65, and dropping the excrement into the fermentation chamber 43 below the colony house 31 through the excrement dropping port 64; a straw cushion 48 is laid on the bottom plate 47 of the fermentation chamber 43, excrement with relatively low water content falls on the straw cushion 48 to form natural accumulation, and when a certain amount is reached, the gate valve 65 is closed; the feces produced in the upper housing 31 are delivered into the adjacent fermentation chamber 43 through the feces delivery pipeline 63, so that the fermentation chamber 43 forms a relatively closed space, microbial flora is quantitatively put into the space, and the temperature and the humidity in the fermentation chamber 43 are monitored, regulated and controlled in real time to carry out microbial fermentation.

The temperature probe 44 and the humidity probe 46 transmit the monitored signals to the signal input end of the control system, the signal output end of the control system controls the heating device 45 and the electromagnetic valve 34 on the spray water pipeline 32 in the colony house 31 according to the internal set value, and the temperature and the humidity in the fermentation chamber 43 are regulated and controlled by adjusting the heating power and the heating time of the heating device 45 and the flow rate of the spray water passing through the electromagnetic valve 34, so that the internal stable fermentation environment is ensured.

The organic fertilizer after the primary fermentation treatment is sent into the earthworm cultivation area 71 to be used as a raw material of the earthworm cultivation bed; the excrement of the earthworms is sent to the planting area 72 after being scraped intensively, and can be used as a soil conditioner and also can be used as a raw material of an organic fertilizer; the replaced earthworm breeding bed material is sent to an organic fertilizer fermentation zone 73 for further fermentation to produce an organic fertilizer.

The liquid dung containing certain excrement directly enters the lower-layer settling zone 5 through a liquid dung conveying pipeline 61, is subjected to standing and settling, when the liquid level of the settling zone 5 reaches a preset height, the liquid dung on the upper layer enters a planting zone irrigation pool 74 through a water conveying pipeline, and is diluted for irrigation of a planting zone 72; and some water-insoluble impurities with smaller particles are deposited at the bottom of the settling zone 5, are regularly cleaned through the cleaning port 52, and the collected sediment is sent to an organic fertilizer fermentation zone 73 for further fermentation to prepare an organic fertilizer. The waste generated by cultivation is effectively treated and fully utilized, the pollution of the cultivation environment and the discharge of waste liquid and waste gas are avoided, the waste is recycled, the cultivation cost is reduced, the environmental burden is reduced, green cultivation is realized, and a recycled three-dimensional ecological cultivation system is established.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims

1. An ecological breeding method of a three-dimensional ecological farm is characterized in that: the three-dimensional ecological farm comprises a main foundation (1), a main structure framework, a roof truss and an enclosure structure connected between the main structure framework and the outer side of the roof truss; the roof truss structure is characterized in that the main structure framework and the roof truss are formed by connecting light steel prefabricated components, and the roof truss is connected to the top of the main structure framework and formed by splicing two roof truss units (2) which are symmetrically arranged; the main structure framework is divided into an upper layer cultivation area (3), a middle layer fermentation area (4) and a lower layer sedimentation area (5); a dung leaking plate (35) is arranged between the culture area (3) and the fermentation area (4), the culture area (3) is composed of relatively independent colony houses (31), the fermentation area (4) is composed of relatively independent fermentation chambers (43), and the fermentation chambers (43) correspond to the colony houses (31) on the upper layer; a bucket-shaped excrement receiving groove (6) is arranged below an excrement leaking plate (35) of each colony house (31), the top of the bucket-shaped excrement receiving groove (6) is hermetically connected with the excrement leaking plate (35), the bottom of the bucket-shaped excrement receiving groove is connected with an excrement water conveying pipeline (61), a filter screen (62) is obliquely arranged in the bucket-shaped excrement receiving groove (6), an excrement outlet is formed in a side plate at the bottom end of the filter screen (62) and communicated with an excrement conveying pipeline (63), and the excrement conveying pipeline (63) is obliquely and downwards arranged and communicated with an adjacent fermentation chamber (43); a feces dropping port (64) is formed in the side wall of the feces conveying pipeline (63), and a gate valve (65) is arranged at the feces dropping port (64); the fermentation chamber (43) is connected with the earthworm breeding area (71), and the earthworm breeding area (71) is connected with the planting area (72) and the organic fertilizer fermentation area (73); a bottom plate (47) is arranged between the fermentation chamber (43) and the sedimentation zone (5), a straw cushion (48) is paved on the bottom plate (47), and a liquid dung conveying pipeline (61) is downwards introduced into the sedimentation zone (5); a liquid outlet (51) is formed in the side wall of the settling zone (5) and is connected with an irrigation pool (74) of the planting zone through a water pipeline;

the ecological breeding method comprises the following steps:

step one, feeding pork pigs and breeding pigs in a breeding area (3), and feeding the pork pigs and the breeding pigs independently in colony houses (31) according to different feeding purposes;

step two, the produced excrement and urine enter a hopper-shaped excrement receiving groove (6) under the washing of high-pressure water which is sprayed in a rotating mode;

thirdly, the excrement and urine fall onto a filter screen (62) along with water flow, solid impurities in the excrement enter an excrement conveying pipeline (63) through an excrement outlet, a gate valve (65) is opened, and the excrement falls into a fermentation chamber (43) below the colony house (31);

fourthly, a straw cushion layer (48) is laid in the fermentation chamber (43), excrement with relatively low water content falls on the straw cushion layer (48) and naturally accumulates, and when a certain amount of excrement reaches, the gate valve (65) is closed; quantitatively feeding microbial floras, and adjusting the temperature and the humidity in the fermentation chamber (43) to perform microbial fermentation; the excrement is conveyed into the adjacent fermentation chamber (43) through an excrement conveying pipeline (63);

fifthly, feeding the organic fertilizer fermented in the fourth step into an earthworm cultivation area (71) to be used as a raw material of an earthworm cultivation bed; the excrement of the earthworms is sent to a planting area (72) after being scraped and concentrated; the replaced earthworm breeding bed material is sent into an organic fertilizer fermentation area (73) for further fermentation to prepare an organic fertilizer;

step six, directly feeding liquid dung containing certain excrement into a settling area (5) through a liquid dung conveying pipeline (61), standing and settling, feeding the liquid dung on the upper layer into a planting area irrigation pool (74) through a water conveying pipeline, and diluting the liquid dung for irrigation of a planting area (72);

and seventhly, depositing some water-insoluble impurities with smaller particles in the liquid dung at the bottom of the settling zone (5), cleaning periodically, collecting precipitates, then sending the precipitates into an organic fertilizer fermentation zone (73), and further fermenting to prepare the organic fertilizer.

2. The ecological culturing method of a stereoscopic ecological farm according to claim 1, characterized in that: main part basis (1) are the independent column basis, follow the design longitudinal wall major axis interval arrangement of plant both sides.

3. The ecological breeding method of a stereoscopic ecological farm according to claim 1, characterized in that: the roof truss unit (2) comprises an upper chord (21), a lower chord (22) and a vertical rod (23) connected with the bottom end of the upper chord (21) and the end part of one side of the lower chord (22); the lower chord (22) is positioned at the lower part of the vertical rod (23) and is spaced from the bottom end of the vertical rod (23); a first vertical connecting plate (24) is arranged at the free end of the upper chord (21), a second vertical connecting plate (25) is arranged at the free end of the lower chord (22), and a horizontal connecting plate (26) is arranged at the bottom end of the vertical rod (23); the upper chords (21) of the two roof truss units (2) are connected through a first vertical connecting plate (24), and the lower chords (22) of the two roof truss units (2) are connected through a second vertical connecting plate (25); the roof truss unit (2) is connected with the main structure framework through a horizontal connecting plate (26).

4. The ecological culturing method of a stereoscopic ecological farm according to claim 1, characterized in that: the main structure framework comprises upright posts (12), longitudinal beams (13), cross beams (14), longitudinal fences (15) and transverse fences (16); the upright post (12) is arranged corresponding to the main body foundation (1) and connected to the top of the main body foundation (1); the longitudinal beams (13) are connected between two vertical columns (12) which are adjacent in the longitudinal direction and are close to the middle positions of the vertical columns (12); the cross beam (14) is connected to the inner sides of two transversely adjacent upright posts (12) and corresponds to the height position of the longitudinal beam (13); the longitudinal fence (15) is connected between longitudinally adjacent upright posts (12), and the top of the longitudinal fence (15) is connected to the bottom surface of the longitudinal beam (13); the transverse fence (16) is connected between the transverse adjacent columns (12) at the end part, and the top of the transverse fence (16) is connected to the bottom surface of the cross beam (14).

5. The ecological culturing method of a stereoscopic ecological farm according to claim 1, characterized in that: colony house (31) central authorities are provided with spray water pipeline (32), and spray water pipeline (32) top is equipped with rotating nozzle (33), and the injection direction sets up down, is 0-30 with the contained angle of vertical direction, it has solenoid valve (34) to establish ties on spray water pipeline (32).

6. The ecological breeding method of a stereoscopic ecological farm according to claim 5, wherein: an automatic control system is arranged in the fermentation chamber (43), the automatic control system comprises a temperature probe (44), a heating device (45), a humidity probe (46) and a control system, the signal output ends of the temperature probe (44) and the humidity probe (46) are respectively and electrically connected with the signal input end of the control system through leads, and the signal input ends of the heating device (45) and the electromagnetic valve (34) are respectively and electrically connected with the signal output end of the control system through leads.

7. The ecological culturing method of a stereoscopic ecological farm according to claim 1, characterized in that: the hopper-shaped excrement receiving groove (6) is formed by enclosing side plates which are obliquely arranged, the number of the side plates is 4, the side plates are symmetrically arranged to form a hopper-shaped space with a large upper opening and a small lower opening, and the included angle between each side plate and the horizontal direction is 30-45 degrees.

8. The ecological culturing method of a stereoscopic ecological farm according to claim 7, characterized in that: the periphery of the filter screen (62) is hermetically fixed with the inner side wall of the hopper-shaped excrement receiving groove (6), and the included angle between the filter screen (62) and the horizontal direction is 50-60 degrees; the top of filter screen (62) is provided with high pressure nozzle (66), high pressure nozzle sets up along filter screen (62) top edge side by side, the water inlet and the inlet tube intercommunication of high pressure nozzle (66), the jet direction and filter screen (62) parallel arrangement of high pressure nozzle (66).

9. The ecological culturing method of a stereoscopic ecological farm according to claim 1, characterized in that: a fresh air system is arranged between the top of the main structure framework and the lower chord (22) and close to the position of the enclosure structure, and a ventilation belt is also arranged between the top of the main structure framework and the lower chord (22) and along the longitudinal direction; the ventilation belt blows air downwards in a directional mode, and air circulation of the breeding room is achieved together with the fresh air system and the through seams in the middle interlayer.