Excrement organic fermentation cyclic utilization deviceTechnical Field
The utility model relates to the technical field of excrement recycling, in particular to an organic fermentation recycling device for excrement.
Background
If the fecal sewage is directly discharged without any treatment, the fecal sewage enters farmlands and ditches from the surface flood, and the environmental pollution of the water body in the small river basin is caused, so that ammonia nitrogen and organic matters in the water body are seriously out of standard, and the pollution of the fecal sewage to the water body and soil is mainly the harm caused by organic pollutants and nitrogen and phosphorus nutrient substances. After entering a natural water body, firstly, the water quality is turbid, the water color is yellow, the odor is foul, the air is polluted, and finally, the human is threatened, so that the feces are scientifically and pollution-free to treat the feces by using the feces organic fermentation recycling device in order to prevent the serious hazard possibly caused.
Most of the organic fermentation recycling device for the excrement has some defects in use, for example, a stirring motor is turned on by operating a control panel, and a second rotating shaft drives a second connecting rod to rotate so as to drive a stirring blade to rotate to stir the excrement, but in the fermentation process, only the stirring blade is used, and under single stirring, some fermented strains and sludge in a fermentation tank cannot be fully mixed, so that the fermentation efficiency is affected.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a device for recycling organic fermentation of excrement, which combines a stirring plate with a baffle plate through a stirring assembly, so that the fermentation strain and sludge are fully stirred and mixed while the water flow direction in a pond is changed, the fermentation efficiency is effectively increased, and the gas yield is improved.
The utility model also provides a device for recycling the organic fermentation of the excrement, which comprises: the inside of one-level anaerobic fermentation pond, the inside of one-level anaerobic fermentation pond is provided with stirring subassembly and includes four baffles, four stirring boards, four bull stick, four band pulleys, belt, first motor and four recesses, four baffles follow horizontal interval distribution down, the recess is seted up the middle part of baffle, the stirring board embedded in the recess, the bull stick with stirring board fixed connection, and the both ends of bull stick run through the baffle, the one end of bull stick with the output fixed connection of first motor, the band pulley with the bull stick is kept away from the one end fixed connection of first motor, four band pulleys pass through belt drive connects.
Through the stirring subassembly that sets up, use stirring board and baffling board combination, when changing the water flow direction in the pond, fully stir the mixture to the bacterial of fermentation and mud, effectively increase its fermentation efficiency, improve the gas production.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, the baffle plate is fixedly connected with the inner wall of the primary anaerobic fermentation tank, the two ends of the rotating rod penetrate through the primary anaerobic fermentation tank, and the first motor is fixedly connected with the primary anaerobic fermentation tank.
By installing the baffle plate in the anaerobic fermentation tank, the flow and mixing of sewage are quickened.
According to the excrement organic fermentation recycling device, the first red mud plastic film is fixedly connected to the tank opening of the primary anaerobic fermentation tank, the secondary anaerobic fermentation tank is fixedly connected to the side of the primary anaerobic fermentation tank through the serial pipeline, the second red mud plastic film is fixedly connected to the tank opening of the secondary anaerobic fermentation tank, and the internal structure of the secondary anaerobic fermentation tank is identical to the internal structure of the primary anaerobic fermentation tank.
The two anaerobic fermentation tanks are connected in series to form a two-stage anaerobic fermentation process.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, a fecal sewage collecting tank is fixedly connected to one side wall of the first-stage anaerobic fermentation Chi Yuan, which is separated from the serial pipeline, through a fecal sewage flowing pipeline, a first valve is arranged on the fecal sewage flowing pipeline, a solid-liquid separator is detachably connected to a tank opening of the fecal sewage collecting tank, and a fecal residue collecting tank is fixedly connected to one side, which is far away from the fecal sewage flowing pipeline, of the fecal sewage collecting tank.
The solid-liquid separator is arranged to separate the collected excrement from the solid, and the first valve is arranged to prevent the excrement liquid in the anaerobic fermentation tank from flowing back to the excrement liquid collecting tank.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, the top of the body of the solid-liquid separator is provided with the feed inlet, the bottom of the body of the solid-liquid separator is provided with the discharge outlet and the water outlet, the discharge outlet is positioned above the pool opening of the fecal residue collecting pool, the water outlet is positioned above the pool opening of the fecal sewage collecting pool, and the side surface of the body of the solid-liquid separator is fixedly connected with the second motor. The separated manure can be directly collected by arranging the discharge hole above the pool opening of the manure collection pool so as to be used as organic fertilizer compost.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, one side, far away from the serial pipelines, of the secondary anaerobic fermentation tank is provided with the sludge circulation pipeline and the biogas slurry collection pipeline, the sludge circulation pipeline is positioned below the biogas slurry collection pipeline, and one end, far away from the secondary anaerobic fermentation tank, of the sludge circulation pipeline is fixedly connected with the fecal sewage flow pipeline.
Through the sludge circulation pipeline, the sludge in the secondary anaerobic fermentation tank can be conveyed into the primary anaerobic fermentation tank, so that the sludge can be recycled, and the fermentation efficiency of the primary anaerobic fermentation tank is improved.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, the biogas collection pipelines are arranged above the first red mud plastic film and the second red mud plastic film, each biogas collection pipeline comprises a main pipe and a branch pipe, one end of the main pipe is fixedly connected with the middle part of each branch pipe, and one end of the main pipe, which is far away from each branch pipe, is fixedly connected with a biogas collection bin. The generated biogas can be collected through the biogas collecting pipe and the biogas collecting bin.
According to the fecal sewage organic fermentation recycling device disclosed by the utility model, one end of the branch pipe is fixedly connected with the top of the first red mud plastic film, one end of the branch pipe, which is far away from the first red mud plastic film, is fixedly connected with the top of the second red mud plastic film, and the branch pipe is provided with the second valve and the third valve. The second valve and the third valve can control the collection time of the biogas in the two anaerobic fermentation tanks and prevent the biogas in the biogas collection bin from flowing back.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a diagram showing the overall structure of the fecal sewage organic fermentation recycling device of the present utility model;
FIG. 2 is a top view of the organic fermentation recycling device for fecal sewage according to the present utility model;
FIG. 3 is a diagram showing the overall structure of a stirring assembly in the fecal sewage organic fermentation recycling device of the present utility model;
FIG. 4 is a top view of the stirring assembly of the fecal sewage organic fermentation recycling device of the present utility model;
FIG. 5 is a front view of a solid-liquid separator in the fecal sewage organic fermentation recycling device of the present utility model.
Legend description:
1. a primary anaerobic fermentation tank; 101. a first red mud plastic film; 102. a second red mud plastic film; 2. a secondary anaerobic fermentation tank; 3. a stirring assembly; 301. a baffle plate; 302. a stirring plate; 303. a rotating rod; 304. a belt wheel; 305. a belt; 306. a first motor; 307. a groove; 4. the fecal sewage flows through the pipeline; 401. a first valve; 5. a biogas slurry collection pipe; 6. a sludge circulation pipe; 7. a biogas collection pipeline; 701. a branch pipe; 702. a main pipe; 8. a fecal sewage collecting tank; 9. a solid-liquid separator; 901. a feed inlet; 902. a second motor; 903. a discharge port; 904. a water outlet; 10. a manure collection tank; 11. a biogas collection bin; 12. a series connection of pipes; 13. a second valve; 14. and a third valve.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-5, the device for recycling organic waste fermentation in the embodiment of the utility model comprises a primary anaerobic fermentation tank 1, wherein a stirring assembly 3 is arranged in the primary anaerobic fermentation tank 1 and comprises four baffle plates 301, four stirring plates 302, four rotating rods 303, four belt wheels 304, a belt 305, a first motor 306 and four grooves 307, the four baffle plates 301 are transversely and vertically staggered, sewage is ensured to enter from the upper part and exit from the lower part, the direction of the water flow is changed, the grooves 307 are formed in the middle part of the baffle plates 301, the stirring plates 302 are embedded in the grooves 307, the stirring plates can be collected in the grooves 307 of the baffle plates 301 when stirring is not needed, the circulation of the sewage is ensured, the rotating rods 303 are fixedly connected with the stirring plates 302, two ends of the rotating rods 303 penetrate through the baffle plates 301, one ends of the rotating rods 303 are fixedly connected with the output end of the first motor 306, the belt wheels 304 are fixedly connected with one ends of the rotating rods 303 far away from the first motor 306, and the four belt wheels 304 are in transmission connection through the belt 305.
The first red mud plastic film 101 is fixedly connected to the tank opening of the primary anaerobic fermentation tank 1, the secondary anaerobic fermentation tank 2 is fixedly connected to the side of the primary anaerobic fermentation tank 1 through the serial pipeline 12, the second red mud plastic film 102 is fixedly connected to the tank opening of the secondary anaerobic fermentation tank 2, and the internal structure of the secondary anaerobic fermentation tank 2 is identical to the internal structure of the primary anaerobic fermentation tank 1, and the arched red mud plastic film is used for sealing the anaerobic fermentation tank and temporarily storing biogas.
One side of the secondary anaerobic fermentation tank 2, which is far away from the serial pipeline 12, is provided with a sludge circulation pipeline 6 and a biogas slurry collecting pipeline 5, the sludge circulation pipeline 6 is positioned below the biogas slurry collecting pipeline 5, biogas slurry is collected through the biogas slurry collecting pipeline 5 to be used as farmland crops, one end of the sludge circulation pipeline 6, which is far away from the secondary anaerobic fermentation tank 2, is fixedly connected with the fecal sewage flowing pipeline 4, so that a sludge recycling structure is formed, and full fermentation and utilization of sludge are ensured.
The tank mouth of the excrement and sewage collecting tank 8 is detachably connected with a solid-liquid separator 9, and the collected excrement and sewage is subjected to solid-liquid separation by using the solid-liquid separator 9.
The branch pipe 701 is provided with a second valve 13 and a third valve 14, when primary anaerobic fermentation is carried out in the primary anaerobic fermentation tank 1, the third valve 14 is opened, the second valve 13 is tightly closed, and when secondary anaerobic fermentation is carried out in the secondary anaerobic fermentation tank 2, the third valve 14 is opened, so that the biogas in the two anaerobic fermentation tanks is ensured not to interfere with each other.
Working principle: when the device for recycling the organic waste fermentation is used, waste is firstly added into the solid-liquid separator 9 through the feed inlet 901, the second motor 902 is started, solid parts in the waste are separated through the solid-liquid separator 9, the solid parts are collected into the waste collection tank 10 through the discharge outlet 903, separated waste liquid is collected into the waste collection tank 8 through the water outlet 904, then the waste liquid is pumped out by the water suction pump, enters the primary anaerobic fermentation tank 1 through the waste liquid flow pipeline 4, moves in the anaerobic fermentation tank in a plug flow mode, enters the lower part from the upper part and exits from the upper part, enters the upper part, stays in the primary anaerobic fermentation tank 1 for a period of time through the baffle 301, the first motor 306 can be started in the period of time, the rotating rod 303 is driven, the belt 304 is driven to drive the residual three belt wheels 304 through the belt 305, thereby enabling the four stirring plates 302 to rotate, the waste water in the stirring tank is fully mixed with the strain and the sludge in the tank, the fermentation tank is effectively increased in fermentation efficiency, the gas yield is improved, the waste water enters the secondary anaerobic fermentation tank 2 through the pipeline 12, enters the secondary anaerobic fermentation tank 2, enters the secondary anaerobic fermentation tank 6 through the secondary anaerobic fermentation tank 6, and enters the secondary anaerobic fermentation tank through the secondary anaerobic fermentation tank 6, the sludge is recycled into the secondary anaerobic fermentation tank 5, and the anaerobic fermentation tank is recycled into the primary anaerobic fermentation tank 5, and the secondary anaerobic fermentation tank is recycled.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.