CN210193634U

CN210193634U - Resourceful treatment system of livestock and poultry excrement and urine

Info

Publication number: CN210193634U
Application number: CN201920993595.3U
Authority: CN
Inventors: Qiang Huang; 黄强; Pei Li; 李培; Lujun Sun; 孙禄军
Original assignee: Nantong Genie Et Environnement Of Daheng
Current assignee: Nantong Genie Et Environnement Of Daheng
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-03-27
Anticipated expiration: 2029-06-28

Abstract

The utility model relates to a resourceful treatment system of beasts and birds excrement and urine, including collecting manure pit, stirring pond, upflow solid anaerobic reactor, dry and wet separator, natural pond liquid holding pond, marsh gas clean system, gas storage membrane and power generation system. The utility model has the advantages that: the utility model discloses an all plant's excrement and urine, the whole process route that carries out anaerobic treatment of urine, carry out innocent treatment to a large amount of beasts and birds excrement and urine, urine in plant through marsh gas ecological engineering, can greatly eliminate the pollution sources, the environmental protection improves ecology, finally reaches the pollutant zero release, maintains ecological balance, promotes to breed the virtuous circle of putting into production step, impels the adjustment of agricultural structure.

Description

Resourceful treatment system of livestock and poultry excrement and urine

Technical Field

The utility model belongs to excrement and urine resourceful treatment field, in particular to resourceful treatment system of beasts and birds excrement and urine.

Background

Livestock and poultry breeding is an important source for the post industry of rural economy and the income increase of farmers, but with the rapid development of livestock and poultry breeding, the environmental problem is increasingly prominent, and the livestock and poultry breeding becomes one of the main sources of the current rural environmental pollution. The COD concentration of the sewage generated by livestock and poultry breeding is high, the scum is more, and the sewage is not suitable for being directly discharged into a domestic sewage treatment station and needs to be treated separately.

The construction of biogas engineering and the realization of ecological breeding are the requirements of national environmental protection, the requirement of purifying agricultural production environment and the requirement of stepping the livestock breeding development into benign ecological cycle.

The improvement is open, domestic economy has been a long-standing development, people's living standard has been very big improvement, the environmental protection concept, health consciousness strengthen day by day, and abundant peasant also puts forward higher requirement to rural environmental quality. The sewage discharge amount of the farm is large, if the sewage such as the excrement water and the like is not well treated every year, the sewage becomes another main pollution source besides industrial and domestic pollution, and great harm is generated to the environmental optimization and the ecological environment. Therefore, the pollution of the farm is reduced, a large amount of sewage generated by the farm is recycled by constructing a biogas project, and the method is an important measure for optimizing the rural environment and improving the ecological environment.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a resource processing system of beasts and birds excrement and urine, aim at solving the current complex, the not thorough technical problem of recovery processing of utilization technology of beasts and birds excrement and urine.

In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a resourceful treatment system of beasts and birds excrement and urine which innovation point lies in: comprises a septic tank, a stirring tank, an upflow solid anaerobic reactor, a dry-wet separator, a biogas slurry storage tank, a biogas purification system, a gas storage membrane and a power generation system;

a feed hopper communicated with the septic tank is arranged at the front end of the septic tank, and a grid is arranged in the feed hopper; the inner center of the manure collecting tank is provided with a stirring device A which is connected with the inner upper wall of the manure collecting tank and the inner lower wall of the manure collecting tank;

the septic tank is communicated with the stirring tank through a water pipe feeding pipe A, and a stirring device B connected with the inner upper wall and the inner lower wall of the stirring tank is arranged in the center of the stirring tank;

the top end of the upflow solid anaerobic reactor is respectively provided with a negative pressure protection tube, a positive and negative pressure protector and a methane feeding tube A which are communicated with the upflow solid anaerobic reactor; a water pipe discharge pipe A, a hot water return pipe, a hot water outlet pipe, a water pipe feed pipe B and a sludge discharge pipe which are communicated with the upflow solid anaerobic reactor are sequentially arranged at one side end of the upflow solid anaerobic reactor from top to bottom; the other side end of the upflow solid anaerobic reactor is provided with a water pipe circulating water pipe communicated with the upflow solid anaerobic reactor, and the water pipe circulating water pipe is also provided with a reflux pump in series;

the other end of the water pipe feeding pipe B is communicated with the stirring pool, the other end of the sludge discharging pipe is communicated with the dry-wet separator, the other ends of the hot water return pipe and the hot water outlet pipe are respectively communicated with the power generation system, and the other end of the water pipe discharging pipe A is communicated with the biogas slurry storage pool;

the dry-wet separator is communicated with the biogas slurry storage pool through a water pipe feeding pipe C, and the biogas slurry storage pool is also provided with a water pipe discharging pipe B communicated with the biogas slurry storage pool and used for returning to the field and a biogas feeding pipe B communicated with the biogas feeding pipe A;

the other end of the methane feeding pipe A is communicated with a methane purification system, and the methane purification system is communicated with the power generation system through a methane feeding pipe C; the methane purification system and the gas storage film are communicated through a blast pipeline.

Further, the biogas purification system comprises a water seal, a dehydrator, a desulfurizer and a booster fan which are sequentially communicated, the booster fan is communicated with the power generation system through a biogas feeding pipe C, and the other end of the biogas feeding pipe A is communicated with the water seal in the biogas purification system.

Furthermore, the top ends of the septic tank and the stirring tank are respectively provided with a rainproof cover connected with the septic tank and the stirring tank.

The utility model has the advantages that:

(1) the utility model discloses livestock manure's resourceful treatment system, the water-washed excrement that produces every day of farm is transported to the central album of excrement and urine pond of livestock manure treatment through taking out the dung cart, and the big debris such as straw rope, leaf, plastic bag that collect manure pit front end facility grid, the removal water washed the excrement are set up mechanical agitating unit in the collection manure pit, prevent that the solid excrement and urine that the water washed the excrement subsides in the bottom of the pool, and the collection manure pit goes out the water and promotes to the stirring pond through the pump; a stirrer is arranged in the stirring tank, the mixture is stirred uniformly and then pumped into an upflow solid anaerobic reactor for anaerobic fermentation treatment, and the generated biogas is dehydrated and desulfurized and then is used for generating electricity through a power generation system to be used as part of electric energy required by production and life in a farm; waste heat generated by the power generation system is used for heating the upflow solid anaerobic reactor; biogas slurry generated by anaerobic fermentation is used for returning to fields and the like; the biogas residues are subjected to mechanical filter pressing and dehydration, composted and returned to the field, namely, a process route that all excrement and urine of all farms are subjected to anaerobic treatment is adopted, and a large amount of livestock and poultry excrement and urine of the farms are subjected to harmless treatment through biogas ecological engineering, so that a pollution source can be greatly eliminated, the environment is protected, the ecology is improved, zero emission of pollutants is finally achieved, ecological balance is maintained, the step-in virtuous cycle of cultivation production is promoted, and the adjustment of an agricultural structure is promoted;

(2) the utility model discloses livestock and poultry faecal resourceful treatment system, wherein, the top of collection manure pit and stirring pond is provided with the rain-proof cover of being connected with collection manure pit and stirring pond respectively, avoids rainy day rainwater to drench and falls to collection manure pit and stirring pond in, destroys the faecal composition of processing.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of a recycling treatment system for livestock and poultry manure.

Detailed Description

The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.

Examples

The recycling treatment system for livestock and poultry manure of the embodiment, as shown in fig. 1, comprises a septic tank 1, a stirring tank 2, an upflow solid anaerobic reactor 3, a dry-wet separator 4, a biogas slurry storage tank 5, a biogas purification system 6, a gas storage membrane 7 and a power generation system 8.

A feed hopper 9 communicated with the septic tank 1 is arranged at the front end of the septic tank 1, and a grid is arranged in the feed hopper 9; the center of the interior of the septic tank 1 is provided with a stirring device A11 which is connected with the upper wall of the septic tank 1 and the lower wall of the septic tank 1.

The septic tank 1 is set up through water pipe inlet pipe A and stirring pond 2 intercommunication, and the inside center of stirring pond 2 is provided with the agitating unit B21 who connects upper wall in the stirring pond 2 and lower wall in the stirring pond 2.

The top end of the upflow solid anaerobic reactor 3 is respectively provided with a negative pressure protection tube 31, a positive and negative pressure protector 32 and a methane feeding tube A which are communicated with the upflow solid anaerobic reactor 3; a water pipe discharge pipe A, a hot water return pipe, a hot water outlet pipe, a water pipe feed pipe B and a sludge discharge pipe which are communicated with the upflow solid anaerobic reactor 3 are sequentially arranged at one side end of the upflow solid anaerobic reactor 3 from top to bottom; the other side end of the upflow solid anaerobic reactor 3 is provided with a water pipe circulating water pipe communicated with the upflow solid anaerobic reactor 3, and the water pipe circulating water pipe is also provided with a reflux pump 10 in series.

The other end of water pipe inlet pipe B and 2 intercommunication settings in stirring pond, the other end and the dry-wet separator 4 intercommunication settings of mud discharging pipe, the other end of hot water return pipe and hot water outlet pipe respectively with power generation system 8 intercommunication settings, the other end and the natural pond liquid storage pool 5 intercommunication settings of water pipe discharging pipe A.

The dry-wet separator 4 is communicated with the biogas slurry storage pool 5 through a water pipe feeding pipe C, and the biogas slurry storage pool 5 is also provided with a water pipe discharging pipe B communicated with the biogas slurry storage pool 5 and used for returning to the field and a biogas feeding pipe B communicated with the biogas feeding pipe A.

The other end of the methane feeding pipe A is communicated with a methane purification system 6, and the methane purification system 6 is communicated with a power generation system 8 through a methane feeding pipe C; the biogas purification system 6 and the gas storage membrane 7 are communicated through a blast pipeline; in the embodiment, a more specific embodiment is that the biogas purification system 6 includes a water seal 61, a dehydrator 62, a desulfurizer 63 and a booster fan 64 which are sequentially communicated, the booster fan 64 is communicated with the power generation system 8 through a biogas feeding pipe C, and the other end of the biogas feeding pipe a is communicated with the water seal 61 in the biogas purification system 6.

As examples, more specific embodiments are: in order to avoid rainwater from dripping into the septic tank 1 and the stirring tank 2 in rainy days, the top ends of the component septic tank 1 and the stirring tank 2 for destroying and treating excrement are respectively provided with a rainproof cover connected with the septic tank 1 and the stirring tank 2.

This embodiment livestock and poultry excrement's resourceful treatment system, the water-washed excrement that produces every day of farm is transported to the central collection manure pit 1 of livestock and poultry excrement treatment through taking out the dung-cart, and the big debris such as straw rope, leaf, plastic bag in the manure are washed in the removal water to collection manure pit 1 front end facility grid, set up mechanical agitating unit in the collection manure pit 1, prevent that the solid excrement that the water washed in the excrement subsides in the bottom of the pool, and collection manure pit 1 goes out water and promotes to stirring pond 2 through the pump. A stirrer is arranged in the stirring tank 2, the mixture is stirred uniformly and then pumped into the upflow solid anaerobic reactor 3 for anaerobic fermentation treatment, and the generated biogas is dehydrated and desulfurized and then used for generating power through a power generation system 8 to be used as partial electric energy required by production and life in a farm; the waste heat generated by the power generation system 8 is used for heating the upflow solid anaerobic reactor; biogas slurry generated by anaerobic fermentation is used for returning to fields and the like; the biogas residues are subjected to mechanical filter pressing and dehydration, composted and returned to the field, namely, a process route that all excrement and urine of all farms are subjected to anaerobic treatment is adopted, and a large amount of livestock and poultry excrement and urine of the farms are subjected to innocent treatment through biogas ecological engineering, so that a pollution source can be greatly eliminated, the environment is protected, the ecology is improved, zero emission of pollutants is finally achieved, ecological balance is maintained, the step-in virtuous cycle of cultivation production is promoted, and the adjustment of agricultural structures is promoted.

The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A resourceful treatment system of beasts and birds excrement and urine which characterized in that: comprises a septic tank, a stirring tank, an upflow solid anaerobic reactor, a dry-wet separator, a biogas slurry storage tank, a biogas purification system, a gas storage membrane and a power generation system;

2. The livestock manure recycling system according to claim 1, characterized in that: the biogas purification system comprises a water seal, a dehydrator, a desulfurizer and a booster fan which are sequentially communicated, the booster fan is communicated with the power generation system through a biogas feeding pipe C, and the other end of the biogas feeding pipe A is communicated with the water seal in the biogas purification system.

3. The livestock manure recycling system according to claim 1 or 2, characterized in that: the top of the septic tank and the stirring tank is respectively provided with a rainproof cover connected with the septic tank and the stirring tank.