CN112079545A

CN112079545A - Integrated sewage disposal system for culturing farm and use method thereof

Info

Publication number: CN112079545A
Application number: CN202010954038.8A
Authority: CN
Inventors: 刘思沂; 刘海鹏; 韩红霞
Original assignee: Songxian Jinfoping Agricultural Technology Co ltd
Current assignee: Songxian Jinfoping Agricultural Technology Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2020-12-15

Abstract

The invention relates to the field of cultivation, in particular to a farm and cultivation integrated sewage disposal system, which comprises a captive breeding area and a manure disposal area; a plurality of colony houses are arranged in the colony culture area; a septic tank, a methane tank, a solid-liquid separator and a dilution adjusting tank are arranged in the excrement treatment area; arranging a sewage drainage ditch beside the colony house, wherein the discharge end of the sewage drainage ditch is communicated with the feed end of the excrement storage pool; the feed end of the methane tank is positioned at the middle upper part in the excrement storage tank, the feed end of the solid-liquid separator is positioned at the bottom in the excrement storage tank, the liquid discharge end of the solid-liquid separator is communicated with the feed end of the methane tank, and the solid discharge end of the solid-liquid separator is communicated with the dry excrement stacking area; the sewage discharge end of the methane tank is communicated with the feed end of the dilution adjusting tank.

Description

Integrated sewage disposal system for culturing farm and use method thereof

Technical Field

The invention relates to the field of cultivation, in particular to the technical field of structures of integrated sewage treatment systems for farms and cultivation.

Background

With the continuous improvement of economic level, the demand of people on meat products is continuously increased, and the farm plays a role in playing a key role as a main supply source of meat products; and on the premise that the national advocates green economy and circular economy energetically, the conventional farm has the problems of unreasonable construction, unscientific feeding, difficult waste treatment and the like.

Disclosure of Invention

The invention aims to provide a farm and cultivation integrated sewage treatment system, a farm is provided with a matched excrement treatment and planting area, so that the precise cultivation is promoted, and simultaneously, waste generated by the farm is effectively treated and recycled for planting agricultural and forestry crops, the waste discharge of the farm is reduced, and the integration of cultivation is realized.

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

the integrated sewage disposal system for the farm comprises a captive breeding area and a manure disposal area; a plurality of colony houses are arranged in the colony culture area; a septic tank, a methane tank, a solid-liquid separator and a dilution adjusting tank are arranged in the excrement treatment area; arranging a sewage drainage ditch beside the colony house, wherein the discharge end of the sewage drainage ditch is communicated with the feed end of the excrement storage pool; the feed end of the methane tank is positioned at the middle upper part in the excrement storage tank, the feed end of the solid-liquid separator is positioned at the bottom in the excrement storage tank, the liquid discharge end of the solid-liquid separator is communicated with the feed end of the methane tank, and the solid discharge end of the solid-liquid separator is communicated with the dry excrement stacking area; the sewage discharge end of the methane tank is communicated with the feed end of the dilution adjusting tank.

Furthermore, from high to low, a plurality of the houses are arranged in sequence; along the sewage discharge direction, the sewage discharge ditch is obliquely arranged.

Furthermore, a biogas collector is arranged in the fecal sewage treatment area, and the feed end of the biogas collector is respectively communicated with the exhaust end of the fecal storage pool and the exhaust end of the biogas digester.

Furthermore, the adjusting tanks are multiple, and the feeding ends of the adjusting tanks are respectively communicated with the sewage discharge end of the methane tank.

Further, a first inductor and a second inductor are arranged in the manure storage pool.

Further, a plurality of sprinklers are uniformly disposed within the containment zone.

The use method of the integrated sewage treatment system for the farm comprises the following steps: primary treatment: discharging the feces generated by the colony house into a feces storage tank through a sewage discharge ditch for precipitation, and adding a strain for primary fermentation; secondary treatment: conveying the supernatant in the manure storage tank to a biogas tank for biogas fermentation treatment; conveying the lower-layer turbid matters in the excrement storage tank to a solid-liquid separator for solid-liquid separation, conveying the separated dry excrement to a dry excrement stacking area for composting, and conveying the separated excrement liquid to a methane tank for methane fermentation; and (3) tertiary treatment: conveying the liquid manure fermented by the methane tank into an adjusting tank for dilution and proportioning to form a liquid manure; collecting biogas: collecting the biogas generated in the septic tank and the biogas tank through a biogas collector, and then carrying out life production and use.

Further, one or more of saccharomycetes, bacillus subtilis, lactobacillus and enterococcus faecalis are sprayed into the colony house regularly.

Further, compound strains are put into the manure storage pool periodically.

Compared with the prior art, the invention can at least achieve one of the following beneficial effects:

1. through this integration system of growing and breeding, realize breeding and the integration operation of planting, effectively utilize the waste that produces among the breed process to carry out recycle after for the operation of planting has significantly reduced the waste and has discharged, has realized the green circulation operation in plant.

2. The planting and breeding integrated system provides a direction for effective utilization of most of wasteland areas such as mountainous regions, sloping fields and the like in China, and can be popularized in a large scale.

3. The sewage discharge ditch is arranged according to the gradient, so that the expenditure cost of manpower and material resources required by cleaning the excrement is reduced, and the topographic conditions are effectively utilized.

4. The regular washing and disinfecting mechanism is arranged, so that the cleanness of the culture area is improved, and the growth environment is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of one embodiment of the septic tank of the present invention.

In the figure: 1-a captive area; 11-colony house; 12-a sprinkler; 2-a fecal sewage treatment area; 21-a sewage draining ditch; 22-a septic tank; 23-a methane tank; 24-a solid-liquid separator; 25-dry manure stacking area; 26-a biogas collector; 27-a regulating reservoir; 31-a first valve; 32-a second valve; 33-a third valve; 41-a first delivery pump; 42-a second delivery pump; 43-a third delivery pump; 44-a fourth delivery pump; 51-a first inductor; 52-second inductor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1:

as shown in fig. 1-2, the integrated sewage disposal system for culturing farm includes a housing area 1 and a manure disposal area 2; a plurality of housing 11 are arranged in the housing area 1; a septic tank 22, a methane tank 23, a solid-liquid separator 24 and a dilution regulating tank 27 are arranged in the manure treatment area 4; a sewage discharge ditch 21 is arranged beside the colony house 11, and the discharge end of the sewage discharge ditch 21 is communicated with the feed end of the excrement storage pool 22; the feed end of the biogas digester 23 is positioned at the middle upper part in the septic tank 22, the feed end of the solid-liquid separator 24 is positioned at the bottom in the septic tank 22, the liquid discharge end of the solid-liquid separator 24 is communicated with the feed end of the biogas digester 23, and the solid discharge end of the solid-liquid separator 24 is communicated with the dry manure stacking area 25; the sewage discharge end of the methane tank 23 is communicated with the feed end of the dilution adjusting tank 27.

Taking a pig farm as an example, most pigs are kept in a colony house 11 for a majority of time, excrement generated in the process of the pig farm flows into a sewage drainage channel 21 and is uniformly drained into an excrement storage tank 22 through the sewage drainage channel 21, a sunlight plate is arranged at the top of the excrement storage tank 22, and the precipitation, conversion, fermentation and decomposition of the excrement are accelerated through the irradiation of sunlight; then pumping the upper layer liquid dung into the methane tank 23 through the first conveying pump 42 for methane fermentation, and conveying the methane generated in the process to the methane collector 26 through the second conveying pump 42 for life and production use, so as to effectively utilize the methane; the liquid manure after long-time methane fermentation and decomposition is converted into organic fertilizer, and then pumped into a dilution regulating tank 27 through a third conveying pump 43 to be diluted by adding water and add other fertilizers, after the proportioning is finished, the adjusted liquid manure is pumped into a planting area to fertilize pasture, traditional Chinese medicinal materials or other agricultural and forestry crops planted in the planting area, so that the liquid manure generated in the breeding process is effectively utilized, waste materials are changed into things of value, and resources are effectively utilized; and the forage grass, traditional Chinese medicinal materials and the like planted in the planting area are harvested and then conveyed to a feed processing area for feed processing, the processed feed is conveyed to a feed supply area for storage, and the feed is conveyed to a colony house 11 at regular time for feeding; the system can realize the centralized treatment of waste water and waste generated in the breeding process, utilizes the methane and the organic fertilizer, can realize the self-sufficiency of most feeds, has no sewage discharge, realizes the clean production and the resource maximum utilization of the farm, maintains for a long time, can reduce the breeding cost of the farm, and improves the economic benefit.

Preferably, different planting areas are simultaneously arranged in the planting areas, different agricultural and forestry crops are planted, the planting areas can be matched according to the growth cycles of the agricultural and forestry crops, and the continuous supply of feed raw materials can be ensured; or the required feed raw material proportion is matched and planted, so that the nutrition proportion of the feed can be improved, the meat quality and the physique of the cultured animals are improved, the advantage of the integration of breeding and breeding is improved, the feed is self-sufficient, the feed can be matched automatically according to the cultured animals, the uncontrollable factors of market risks are reduced, the increase of the breeding cost caused by the market risks is reduced, and the economic benefit of breeding is improved. Correspondingly, a plurality of dilution adjusting tanks 47 are arranged, and the organic fertilizer is adjusted corresponding to the planting areas respectively (other components can be properly added for matching use according to the crop varieties and the growth cycle in the dilution adjusting process).

Preferably, the methane tank is sealed by red mud, so that the odor of feces can be reduced. Preferably, the top of the biogas generating pit 23 is provided with a sunlight panel as a sealing roof, and the biogas can be accelerated to ferment by utilizing sunlight irradiation (the biogas generating pit 23 is a sealing fermentation cavity).

The manure treatment area 2 in the integrated sewage disposal system for the farm and the plant also comprises a solid-liquid separator 24 and a dry manure stacking area 25, the bottom in the manure storage pool 22 is communicated with the feed end of the solid-liquid separator 24, the liquid discharge port of the solid-liquid separator 24 is communicated with the feed end of the methane tank 23, and the solid material discharge end of the solid-liquid separator 24 conveys the dry manure to the dry manure stacking area 25 for composting treatment; before the marsh gas is treated, the solid-liquid separation is carried out on the excrement, the separated dry excrement is stacked in the dry excrement stacking area 25 to be stacked and fermented, the liquid excrement is subjected to marsh gas fermentation treatment and is treated respectively, on one hand, the marsh gas treatment effect can be improved, on the other hand, the maximized utilization of the excrement can be realized, and after the dry excrement is subjected to compost treatment, the utilization rate can be improved by utilizing an organic fertilizer.

Preferably, a pH adjusting tank is arranged between the methane tank 23 and the manure storage tank 22, and pH value of manure liquid is adjusted in the pH adjusting tank so as to improve later-stage methane fermentation efficiency. Preferably, the manure liquid separated by the solid-liquid separator 24 is subjected to PH adjustment by a PH adjustment tank (so as not to affect the growth and reproduction environment of the strains) and then is conveyed into the biogas digester 23 for biogas fermentation treatment.

Preferably, a plurality of methane tanks 23 which are communicated with each other are arranged, an opening and closing valve and a delivery pump are respectively arranged among the methane tanks 23, and the methane tanks 23 are respectively used for containing liquid dung in different methane fermentation stages, so that corresponding fermentation strains can be conveniently added according to the different fermentation stages; and the idle period of long-term irrigation and fertilization is relieved, and the relieving effect is achieved.

The first transfer pump 41 may be a screw conveyor pump.

Example 2:

as shown in fig. 1-2, for the above-described embodiment, the present embodiment optimizes the arrangement.

In the integrated sewage disposal system for the farm and the culture, a plurality of colony houses 11 are arranged along the gradient according to the terrain self height; along the sewage discharge direction, the sewage discharge trench 21 is obliquely arranged. Can set up like this in mountain region, hillside fields, the wasteland department that has certain slope, utilize its relief slope, realize the convenient emission and the collection of excrement dirt, reduce dirty smelly, reduce blowdown material resources expenditure, for the effective utilization of mountain region wasteland, provide the utilization direction.

Example 3:

as shown in fig. 1-2, for the above embodiment, the present embodiment optimizes the biogas utilization function.

In the integrated sewage disposal system for culturing farm, a biogas collector 26 is arranged in the excrement disposal area 2, and the feed end of the biogas collector 26 is respectively communicated with the exhaust end of the excrement storage tank 22 and the exhaust end of the biogas digester 23. A small amount of biogas is also generated during the sedimentation and stratification in the manure storage tank 22, and therefore, the biogas is collected and utilized.

The septic tank 22 and the biogas digester 23 are both of a sealed fermentation tank structure.

Example 4:

as shown in fig. 1 to 2, the present embodiment optimizes the structure of the conditioning tank for the above-described embodiment.

A plurality of adjusting ponds 27 are arranged in the integrated sewage disposal system for culturing farm, and the feed ends of the adjusting ponds 27 are respectively communicated with the sewage discharge end of the methane tank 23. A plurality of adjusting ponds 27 are arranged, corresponding different proportion adjustment can be carried out according to different growth periods and irrigation and fertilization crops required by a planting area, and the using effect of the system is improved.

Example 5:

as shown in fig. 1-2, the present embodiment optimizes the dung reservoir mechanism for the above-described embodiment.

In the integrated sewage disposal system for farm and breeding, a first inductor 51 and a second inductor 52 are arranged in the manure storage pool 22. Preferably, the first sensor 51 is a biogas component detector for detecting biogas components in the septic tank 22 in real time and determining the fermentation stage; preferably, the second sensor 52 is a liquid level sensor for detecting the highest safe liquid level in the septic tank 22, and if the liquid level is higher than the highest safe liquid level, the liquid level needs to be pumped into the biogas tank 23 in an emergency to prevent overfilling.

Similarly, a corresponding sensor can be arranged in the methane tank 23 for detecting the components, pressure, liquid level and the like of the methane; preferably, a safety valve is arranged on the methane tank 23 to prevent potential safety hazards caused by overpressure.

Preferably, in this integrated blowdown processing system of plant cultivation, set up storage water tank and honeycomb duct in the top of the highest point of blowdown ditch 21, the storage water tank sets up in the top of blowdown ditch, the top and the storage water tank intercommunication of honeycomb duct, and the bottom is close to blowdown ditch 21. Preferably, the storage water tank is regularly/quantitative drain box, regularly discharges a quantitative water to blowdown ditch 21, through the slope of blowdown ditch 21, realizes the operation of washing to blowdown ditch 21 top-down, reduces the dirty exposure pile-up time of excrement, reduces the stink diffusion, promotes plant's cleanliness, promotes growing environment.

Example 6:

as shown in fig. 1 and 2, the present embodiment optimizes the stocking area driving for the above embodiment.

In the integrated sewage disposal system for the farm and the plant, a plurality of sprayers 12 are uniformly arranged in the housing area 1, and the sprayers 12 regularly spray disinfectant into the housing 11. Preferably, the disinfectant can be enzyme liquid or other compound microorganism liquid, can decompose and reduce harmful gases such as ammonia gas and the like, replaces the traditional disinfectant, can disinfect, reduces damage to swinery, can enter excrement, promotes fermentation treatment and other operations of the later-stage excrement, preferably, disinfects after washing the colony house, and has better effect at 11-15 days.

Example 7:

the use method of the integrated sewage treatment system for the farm comprises the following steps:

the method comprises the following steps: primary treatment: discharging the feces generated by the colony house 11 into a feces storage pool 22 through a blowdown ditch 21 for precipitation, and adding a strain for primary fermentation; strains are added in the primary treatment for primary fermentation, so that on one hand, the biogas fermentation effect can be achieved, on the other hand, the bacteria content in the dry manure can be improved, and the later dry manure composting treatment effect can be improved; secondary treatment: the supernatant in the manure storage tank 22 is conveyed into a methane tank 23 for methane fermentation treatment; conveying the lower-layer turbid matters in the excrement storage tank 22 to a solid-liquid separator 24 for solid-liquid separation, conveying the separated dry excrement to a dry excrement stacking area 25 for composting, and conveying the separated excrement liquid to a methane tank 23 for methane fermentation; after the feces is subjected to dry-wet separation, different fermentation treatments are performed, and the treatment effect can be improved by performing targeted treatment; and (3) tertiary treatment: delivering the liquid manure fermented by the methane tank 23 into an adjusting tank 27 for dilution and proportioning to form liquid manure; the proportioned water and fertilizer liquid is used for irrigating and fertilizing agricultural and forestry crops in a planting area, changes waste into valuable, effectively utilizes the waste and realizes the recycling of sewage; preferably, the dilution water: the weight ratio of the liquid manure is as follows: (3-10): 1; (can be correspondingly adjusted according to the variety of crops) methane collection: the biogas generated in the manure storage tank 22 and the biogas digester 23 is collected by a biogas collector 26 and then is used for life production (in-field or out-of-field), so that the energy is saved and the carbon is low.

Preferably, composite probiotics (or single strains) such as saccharomycetes, bacillus subtilis, lactobacillus and enterococcus faecalis are sprayed into the colony house (11) regularly (every 3-5 days) to form a probiotic environment, so that the later-stage fecal sewage fermentation treatment operation is facilitated while the environment in the colony house is disinfected.

Preferably, the composite strains (the composite strains put into the colony house 11) are put into the septic tank (22) at regular intervals (every day), and the weight ratio of the putting is as follows: and (3) feces treatment: composite bacterial species = 60: (0.8-1.5).

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. Integrated blowdown processing system of plant's breed, its characterized in that: comprises a captive breeding area (1) and a manure treatment area (2); a plurality of housing houses (11) are arranged in the housing area (1); a septic tank (22), a methane tank (23), a solid-liquid separator (24) and a dilution regulating tank (27) are arranged in the manure treatment area (2); a sewage discharge ditch (21) is arranged beside the colony house (11), and the discharge end of the sewage discharge ditch (21) is communicated with the feed end of the manure storage tank (22); the feed end of the biogas digester (23) is positioned at the middle upper part in the septic tank (22), the feed end of the solid-liquid separator (24) is positioned at the bottom in the septic tank (22), the liquid discharge end of the solid-liquid separator (24) is communicated with the feed end of the biogas digester (23), and the solid discharge end of the solid-liquid separator (24) is communicated with the dry manure stacking area (25); the sewage discharge end of the methane tank (23) is communicated with the feed end of the dilution adjusting tank (27).

2. The integrated waste disposal system for farm cultivation according to claim 1, wherein: according to the terrain, a plurality of the houses (11) are arranged in sequence along the gradient; along the sewage discharge direction, the sewage discharge ditch (21) is obliquely arranged.

3. The integrated waste disposal system for farm cultivation according to claim 1, wherein: a biogas collector (26) is arranged in the fecal sewage treatment area (2), and the feed end of the biogas collector (26) is respectively communicated with the exhaust end of the septic tank (22) and the exhaust end of the biogas digester (23).

4. The integrated waste disposal system for farm cultivation according to claim 1, wherein: the adjusting tanks (27) are multiple, and the feeding ends of the adjusting tanks (27) are respectively communicated with the sewage discharge end of the methane tank (23).

5. The integrated waste disposal system for farm cultivation according to claim 1, wherein: a first inductor (51) and a second inductor (52) are arranged in the septic tank (22).

6. The integrated waste disposal system for farm cultivation according to claim 1, wherein: a plurality of sprinklers (12) are uniformly arranged in the containment area (1).

7. A method of using a farm integrated waste management system according to any of claims 1-6, wherein: the method comprises the following steps: primary treatment: discharging the feces generated by the colony house (11) into a manure storage tank (22) through a sewage discharge ditch (21) for precipitation, and adding strains for primary fermentation; secondary treatment: the supernatant in the septic tank (22) is conveyed to a methane tank (23) for methane fermentation treatment; conveying the lower-layer turbid matters in the septic tank (22) to a solid-liquid separator (24) for solid-liquid separation, conveying the separated dry manure to a dry manure stacking area (25) for composting, and conveying the separated manure liquid to a biogas digester (23) for biogas fermentation; and (3) tertiary treatment: the liquid manure fermented by the methane tank (23) is conveyed into a regulating tank (27) to be diluted and proportioned to form liquid manure; collecting biogas: biogas generated in the septic tank (22) and the biogas digester (23) is collected by a biogas collector (26) and then is used for life production.

8. The use method of the integrated waste treatment system for farm cultivation according to claim 7, wherein: one or more of composite probiotics such as saccharomycetes, bacillus subtilis, lactobacillus and enterococcus faecalis are regularly sprayed into the colony house (11).

9. The use method of the integrated waste treatment system for farm cultivation according to claim 7, wherein: and regularly putting compound strains into the septic tank (22).