CN215162059U - Human excrement treatment production line - Google Patents
Human excrement treatment production line Download PDFInfo
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- CN215162059U CN215162059U CN202120996725.6U CN202120996725U CN215162059U CN 215162059 U CN215162059 U CN 215162059U CN 202120996725 U CN202120996725 U CN 202120996725U CN 215162059 U CN215162059 U CN 215162059U
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Abstract
The utility model discloses a human excrement treatment production line, which carries out reduction, harmlessness and resource treatment on excrement, fundamentally solves the problem of the outlet of the excrement, and comprises a discharge pond, an excrement sedimentation pond, a solid-liquid separation unit, a fermentation unit, an after-ripening unit and a discharge unit which are arranged in sequence; the device also comprises a sewage treatment unit for treating the liquid separated by the solid-liquid separation unit, wherein the sewage treatment unit is connected with the excrement sedimentation tank and the solid-liquid separation unit; and a garbage separating device is arranged in the discharging tank.
Description
Technical Field
The utility model relates to a line technical field is produced in the human excrement processing, especially relates to a line is produced in human excrement processing.
Background
Human waste is a major pollutant discharged from public toilets. Along with the development of cities and the increase of the number of public toilets, the discharge of excrement in the public toilets is continuously enlarged and improved, and the problems are increased day by day. The water content of the excrement in the public toilet is high, the excrement is easy to decay and has odor, and harmful substances such as parasites, pathogens, heavy metals and the like are contained. If the excrement is not treated by a decrement, stable and harmless process, serious secondary pollution is generated to the surrounding environment of the city, and if the pollutants enter a food chain, the health of the broad masses in partial areas is threatened.
At present, the main treatment method of the excrement in China comprises the following steps: the waste landfill and sewage sewer pipe enters a sewage treatment plant, the so-called treatment and disposal are all basically temporary measures, and the existing treatment method is in a serious lag state as the national requirements on the ecological environment are gradually increased.
The problem of fecal sewage treatment has emerged in large cities. In the early stage, because of no strict regulation on the discharge of excrement, the excrement and sewage or domestic garbage are generally classified into one class, and in order to pursue a simple treatment method, the treatment of the excrement is simplified as much as possible or even omitted, so that the potential safety hazard is brought to the ecological environment.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a production line for human excrement treatment, which reduces the excrement, harmlessly treats the excrement as resource and solves the problem of the excrement outlet.
The utility model discloses an one of the purpose adopts following technical scheme to realize: a human excrement treatment production line comprises a discharge pond, an excrement sedimentation pond, a solid-liquid separation unit, a fermentation unit, an after-ripening unit and a discharge unit which are sequentially arranged;
the device also comprises a sewage treatment unit for treating the liquid separated by the solid-liquid separation unit, wherein the sewage treatment unit is connected with the excrement sedimentation tank and the solid-liquid separation unit;
and a garbage separating device is arranged in the discharging tank.
Furthermore, a regulating tank for solid reflux is arranged between the discharging tank and the excrement sedimentation tank.
Further, the sewage treatment unit comprises an aeration grit chamber, an anaerobic tank and a sewage sedimentation tank which are connected in sequence, and a sludge reflux pump for conveying sludge back to the regulating tank is arranged at the bottom of the sewage sedimentation tank.
Further, the discharge pond comprises a feed inlet and a discharge outlet, and the garbage separation device comprises a sundries isolation net, a coarse grid and a fine grid which are arranged in sequence;
and the bottom parts of the sundries isolating net, the thick grating and the thin grating are all provided with net bags, and the upper part of the discharging pond is provided with a lifting device for lifting each net bag.
Furthermore, a sealing ceiling is arranged on the upper cover of the aeration grit chamber, and an air exhaust device is arranged at the top of the sealing ceiling.
Compared with the prior art, the beneficial effects of the utility model reside in that:
according to the special properties of human excrement, the treatment of reduction, harmlessness and reclamation of excrement can fundamentally solve the problem of the outlet of excrement, bring the treatment of the excrement into the management range of the whole process, and play an important role in the urban environment and economic development. The construction of the project is necessarily represented as follows:
(1) the method has the advantages that the requirements for improving urban environment and improving urban comprehensive competitiveness are met, the fecal sewage treatment project conforms to the circular economy concept proposed by the national ministry of environmental protection, so that the urban fecal sewage treatment achieves the aims of reduction, stabilization, harmlessness and recycling, and is vital to the improvement of urban environment and the improvement of urban comprehensive competitiveness.
(2) Is the requirement for realizing standard emission, reduction and harmless treatment.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a block diagram of the present embodiment;
FIG. 2 is a schematic view showing the structure of a discharge pond in the present embodiment;
fig. 3 is a schematic structural view of the aerated grit chamber in this embodiment.
In the figure: 1. a discharge pond; 11. a sundry isolation net; 12. coarse grating; 13. fine grids; 2. a fecal sedimentation tank; 3. a solid-liquid separation unit; 4. a fermentation unit; 5. an after-ripening unit; 6. a discharge unit; 71. an aeration grit chamber; 72. an anaerobic tank; 73. a sewage sedimentation tank; 74. sealing the ceiling; 75. an air extraction device; 8. a regulating tank; 9. and (7) packaging lines.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, a human excrement treatment production line comprises a discharge tank 1, an excrement sedimentation tank 2, a solid-liquid separation unit 3, a fermentation unit 4, an after-ripening unit 5 and a discharge unit 6 which are arranged in sequence.
As the content of organic matters in human excrement is extremely high and the human excrement has extremely strong biochemical property, compared with animal excrement, the human excrement has the characteristics of high water content and low fiber content, the front end can be subjected to harmless and quantitative reduction treatment by adopting a microorganism matched physical solid-liquid separation method, and the rear end is subjected to resource treatment by a high-temperature composting fermentation process.
Considering the requirement that the fecal sewage odor has high concentration and operates according to the embodiment, a biofilter is adopted as the deodorization process.
In addition, considering that a large amount of sewage exists in human waste, the present embodiment is further provided with a sewage treatment unit for treating the liquid separated by the solid-liquid separation unit 3, and the sewage treatment unit is connected with the excrement sedimentation tank 2 and the solid-liquid separation unit 3, and is used for collecting and treating the supernatant in the excrement sedimentation tank 2 and the liquid separated by the solid-liquid separation unit 3, and then performing harmless discharge.
For influence post processing effect such as harmful bacterium in avoiding the excrement dirt, this embodiment is equipped with the equalizing basin 8 that is used for the solid reflux between dummy pit 1 and excrement and urine sedimentation tank 2, adds biological fungus and carries out digestion treatment to the excrement dirt, reaches the excrement dirt and modifies and follow-up solid-liquid separation requirement, and the excrement dirt after will handling is transported to excrement and urine sedimentation tank 2 through the conveyer.
The treatment and production processes of the embodiment are as follows:
1. the excrement transported by the excrement pumping truck is firstly sent to an excrement unloading pool 1, and the 3-stage filtration of impurities is carried out in the unloading pool 1;
2. then the sewage enters a regulating tank 8, and biological bacteria are added to digest the sewage so as to meet the requirements of modification of the sewage and subsequent solid-liquid separation;
3. the treated excrement is transferred to an excrement sedimentation tank 2 through a conveyor, after sedimentation treatment, supernatant liquid is pumped to a sewage treatment unit through a lifting pump for treatment, treated reclaimed water is discharged into a sewer pipeline, solid flows back to a regulating tank 8, and impurities and non-degradable sludge are periodically discharged;
the solid matter at the lower part of the excrement sedimentation tank 2 is pumped to a solid-liquid separation device through a sludge pump for treatment, the water content of the solid matter after solid-liquid separation is lower than 60 percent, the solid matter is conveyed to a biological composting tank through a conveyor, and the liquid flows back to the regulating tank 8.
4. After the separated materials are fermented by the solid fermentation unit 4, the materials are conveyed to an after-ripening workshop from the primary fermentation workshop through a forklift to form a pile, and the materials can be moved by the forklift regularly to accelerate the after-ripening speed (or can be in a static state all the time);
5. the material can be stockpiled for 15-35 days in the after-ripening stage, the stacking period can be adjusted according to actual production requirements, and the material is sent into a feeding hopper through a forklift after the after-ripening is finished and is conveyed into a processing workshop through a belt.
6. A production and processing packaging line for the powdery (bio) organic fertilizer is configured in a processing workshop, comprises units of screening, crushing, proportioning, stirring, packaging and the like, and can be flexibly configured according to actual production requirements, the powdery (bio) organic fertilizer is produced by one work, and the equipment yield is 1-8 tons per hour;
the waste is discharged for disposal by a discharge unit 6.
In addition, the sewage treatment unit in this embodiment is including the aeration grit chamber 71, anaerobism pond 72 and the sewage sedimentation tank 73 that connect gradually, aeration grit chamber 71 has the deodorization, improve quality of water, be favorable to subsequent processing, still can play the pre-aeration effect, then through the microorganism in the anaerobic treatment sewage, make the organic matter take place to hydrolyze, acidize and methanation, get rid of the organic matter in the waste water, and improve the biodegradability of sewage, be favorable to subsequent aerobic treatment, precipitate through sewage sedimentation tank 73 at last, separate remaining solid in the sewage, sewage sedimentation tank 73 bottom is equipped with the sludge recirculation pump that is used for carrying the mud back to equalizing basin 8.
In the embodiment, the garbage is separated through the discharging pool 1, the discharging pool 1 is provided with a feeding hole and a discharging hole, the device comprises a sundry isolating net 11, a coarse grid 12 and a fine grid 13 which are sequentially arranged, and the filtering holes of 3 devices are sequentially reduced, so that sundries with different sizes are filtered while blockage is avoided;
then all be equipped with the string bag in the bottom of debris separation net 11, thick grid 12 and thin grid 13 to and set up the hoisting device who is used for promoting each string bag in the upper portion of unloading pond 1, will keep off the debris on debris separation net 11, thick grid 12 and thin grid 13 through hoisting device and mention, clear up by the staff regularly, the string bag can be designed and be the arc structure, is used for storing debris, avoids the miscellaneous face to drop when promoting.
Specifically, the lifting device in this embodiment may adopt a mode of adding a rope to the motor to correspondingly pull the debris isolation net 11, the thick grating 12 and the thin grating 13 one by one for lifting, and in order to ensure that the debris isolation net 11, the thick grating 12 and the thin grating 13 are lifted stably, sliding rails may be added on two sides of the debris isolation net 11, the thick grating 12 and the thin grating 13 for matching, which is not repeated in this embodiment.
Because the aeration grit chamber 71 stink is great, for improving the factory environment, the sealed ceiling 74 is covered on the aeration grit chamber 71, the top of the sealed ceiling 74 is provided with the air extractor 75, the sealed ceiling is usually sealed, and when personnel are required to patrol and examine, the air extractor 75 is started by opening the door, so that the internal stink is eliminated as much as possible. Air exhaust device 75 includes exhaust fan and exhaust column, and the exhaust column extendible goes out, keeps away from the office space.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (5)
1. The utility model provides a people's excrement is handled and is produced line which characterized in that: comprises a discharge tank, an excrement sedimentation tank, a solid-liquid separation unit, a fermentation unit, an after-ripening unit and a discharge unit which are arranged in sequence;
the device also comprises a sewage treatment unit for treating the liquid separated by the solid-liquid separation unit, wherein the sewage treatment unit is connected with the excrement sedimentation tank and the solid-liquid separation unit;
and a garbage separating device is arranged in the discharging tank.
2. The human waste processing production line of claim 1, wherein: and a regulating tank for solid reflux is arranged between the discharging tank and the excrement sedimentation tank.
3. The human waste processing production line of claim 2, wherein: the sewage treatment unit comprises an aeration grit chamber, an anaerobic tank and a sewage sedimentation tank which are connected in sequence, wherein a sludge reflux pump for conveying sludge back to the regulating tank is arranged at the bottom of the sewage sedimentation tank.
4. A human waste processing line as claimed in claim 1, 2 or 3, wherein: the discharging tank comprises a feeding hole and a discharging hole, and the garbage separating device comprises a sundry isolating net, a coarse grating and a fine grating which are arranged in sequence;
and the bottom parts of the sundries isolating net, the thick grating and the thin grating are all provided with net bags, and the upper part of the discharging pond is provided with a lifting device for lifting each net bag.
5. The human waste processing production line of claim 3, wherein: the upper cover of the aeration grit chamber is provided with a sealing ceiling, and the top of the sealing ceiling is provided with an air extractor.
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CN202120996725.6U CN215162059U (en) | 2021-05-11 | 2021-05-11 | Human excrement treatment production line |
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CN202120996725.6U CN215162059U (en) | 2021-05-11 | 2021-05-11 | Human excrement treatment production line |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115231791A (en) * | 2022-09-23 | 2022-10-25 | 南京国荣环保科技有限公司 | Intelligent control system for degrading assembled public toilet containing microbial degradation balls |
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2021
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115231791A (en) * | 2022-09-23 | 2022-10-25 | 南京国荣环保科技有限公司 | Intelligent control system for degrading assembled public toilet containing microbial degradation balls |
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