CN209890448U - Pig raising wastewater treatment system - Google Patents
Pig raising wastewater treatment system Download PDFInfo
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- CN209890448U CN209890448U CN201920313762.5U CN201920313762U CN209890448U CN 209890448 U CN209890448 U CN 209890448U CN 201920313762 U CN201920313762 U CN 201920313762U CN 209890448 U CN209890448 U CN 209890448U
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- 239000010865 sewage Substances 0.000 claims abstract description 57
- 239000002699 waste material Substances 0.000 claims abstract description 48
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 238000001914 filtration Methods 0.000 claims description 28
- 238000000354 decomposition reaction Methods 0.000 claims description 21
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- 239000007921 spray Substances 0.000 claims description 18
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- 239000007787 solid Substances 0.000 abstract description 22
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Abstract
The utility model discloses a pig raising wastewater treatment system, wherein a first rotary filter is used for receiving a mixed liquid inlet, a liquid storage chamber is arranged at the left side below the first rotary filter, a crushing bin is arranged at the right side below the first rotary filter, a discharge port is arranged at the bottom of the crushing bin, and the discharge port is communicated with an impurity separation chamber; the feed inlet is accepted to the second rotary filter, and the raw materials storage room sets up the left side in second rotary filter below, and the waste material discharge chamber sets up the right side in second rotary filter below, and the bottom intercommunication liquid storage room of raw materials storage room. The utility model discloses a filter waste water, realize solid-liquid separation to smash the back with the solid of separation and filter once more, collect the raw materials and utilize, improve the utilization efficiency of solid starting material in the pig raising sewage, directly get rid of the waste material, avoid the influence of the many subsequent handling of waste material.
Description
Technical Field
The utility model belongs to the technical field of plant sewage treatment, concretely relates to pig wastewater treatment system.
Background
The waste water produced by pig farms is high in N, P organic matter content, the number of disease microorganisms seriously exceeds the standard, if the waste water is not treated and is discharged into the surrounding water body environment, water body eutrophication is often caused, and certain safety threat is caused to animals and plants in the water body. Large-scale professional pig-raising enterprises have manure treatment biogas engineering, generally adopt anaerobic digestion technology to treat fresh pig manure and waste water of a large number of stocked live pigs, all manure is flushed into an anaerobic reactor to be treated, biogas generated in the treatment process can be used for power generation, and biogas slurry generated in the treatment process is used for farmland irrigation after aerobic treatment, so that the recycling, harmless and ecological reutilization of the manure in pig farms are realized. However, the existing anaerobic reaction is to carry out anaerobic reaction in the pig raising process, large solid or substances which can not be reacted by anaerobic bacteria enter the reaction tank, the treatment speed of sewage is reduced, and meanwhile, the working procedures after reaction in the anaerobic tank are increased, and the cost of pig raising wastewater treatment is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waste water treatment system of raising pigs through filtering waste water, realizes solid-liquid separation to smash the back with the solid of separation and filter once more, collect the raw materials utilization, improve the utilization efficiency of solid starting material in the sewage of raising pigs, directly get rid of the waste material, avoid the influence of the many subsequent handling of waste material.
The utility model discloses mainly realize through following technical scheme: a pig raising wastewater treatment system comprises a filtering decomposition tank, wherein a solid-liquid separation chamber and an impurity separation chamber which are separated by an interlayer are sequentially arranged in the filtering decomposition tank from left to right, the bottom of the interlayer is provided with a through groove, the solid-liquid separation chamber is communicated with the bottom of the impurity separation chamber through the through groove, a first rotary filter, a crushing bin and a liquid storage chamber are sequentially arranged in the solid-liquid separation chamber from top to bottom, a mixed liquid inlet is arranged above the side wall of the solid-liquid separation chamber, the bottom of the liquid storage chamber is provided with a mixed liquid outlet, a rotary blade of the first rotary filter is a porous filter plate, a filter plate of the first rotary filter is used for receiving the mixed liquid inlet, the liquid storage chamber is arranged at the left side below the first rotary filter, the crushing bin is arranged at the right side below the first rotary filter, and the crushing bin, the bottom of the crushing bin is provided with a discharge hole, and the discharge hole passes through the through groove and is communicated with a feed inlet of the impurity separation chamber through a pump; the novel rotary filter is characterized in that the impurity separation chamber comprises a second rotary filter, a raw material storage chamber and a waste discharge chamber, a rotary blade of the second rotary filter is a porous filter plate, a filter plate of the second rotary filter accepts a feed inlet, the raw material storage chamber is arranged on the left side below the second rotary filter, the waste discharge chamber is arranged on the right side below the second rotary filter, the raw material storage chamber and the waste discharge chamber are isolated from each other, the bottom of the raw material storage chamber is communicated with the liquid storage chamber, and the bottom of the waste discharge chamber is provided with a waste outlet.
In the using process of the utility model, sewage is input into the filtering decomposition tank through the mixed liquid inlet, the solid-liquid separation is carried out on the entered sewage through the arrangement of the first rotary filter, the waste liquid in the sewage is stored into the liquid storage chamber through the first rotary filter, the solid waste with larger volume is retained on the first rotary filter, when the solid waste on the first rotary filter reaches the set weight, the mixed liquid inlet is closed, the first rotary filter is rotated clockwise, so that the bearing surface of the first rotary filter rotates to the upper part of the crushing bin, the solid waste material on the bearing surface of the first rotary filter falls into the crushing bin under the action of gravity, when the solid waste material on the bearing surface of the first rotary filter is completely separated, the first rotary filter is continuously rotated, rotating the first rotary filter to a connection position, opening a mixed liquid inlet, and continuously filtering the pig raising wastewater; the method comprises the following steps that a pulverizer in a crushing bin is started, so that solid waste in the crushing bin is crushed into particles with smaller size, the crushed solid waste is conveyed to an impurity separation chamber through a discharge port at the bottom of the crushing bin and is output through a feed port, the crushed solid waste is separated through a second rotary filter, decomposed solid waste is leaked into a raw material storage chamber, the bottom of the raw material storage chamber is obliquely arranged, so that the solid waste penetrates through a through groove of an interlayer to enter a liquid storage chamber, and waste liquid and decomposed solid are conveyed into a sealed anaerobic bacteria reaction tank through a mixed liquid outlet; the solid particles which can not be decomposed are left on the bearing surface of the second rotary filter, when the solid waste which can not be decomposed on the second rotary filter reaches the set weight, the feed inlet is closed, the second rotary filter is rotated clockwise, the bearing surface of the second rotary filter is rotated to the upper part of the waste discharge chamber, the solid waste which can not be decomposed on the bearing surface of the second rotary filter falls into the waste discharge chamber under the action of gravity, when all the solid waste which can not be decomposed on the bearing surface of the second rotary filter is separated, the second rotary filter is continuously rotated, the first rotary filter is rotated to the bearing position, the feed inlet is opened, the crushed solid waste is continuously filtered, and the solid which can not be decomposed in the waste discharge chamber is discharged through the waste outlet.
The utility model discloses to carry out solid-liquid separation with the waste water of raising pigs to smash the solid waste material of first decomposition, separate the solid-liquid waste material after will smashing once more, make bold can decompose the solid and decompose for the tiny particle, accelerate sewage and solid waste's processing speed, will not directly get rid of by the solid waste who decomposes, improve sewage treatment's speed.
For better realization the utility model discloses, it is further, the top of raw materials apotheca is provided with the slope filter, the one end of slope filter is fixed to be set up on the lateral wall of raw materials apotheca, the other end intercommunication waste material discharge room of slope filter. The utility model discloses a setting of slope filter, the solid through second rotary filter passes through the slope filter once more, and when the solid that can not decompose was discharged totally in the top of waste material discharge chamber to the rotatory leaf as second rotary filter, the setting of slope filter for in the solid that can not decompose can not get into the raw materials apotheca, and in leading-in waste material discharge chamber of solid that will not decompose through the inclined baffle, improve the utility model discloses a practicality.
In order to better realize the utility model, the first rotary filter comprises a rotating shaft, a rotating wheel and a plurality of porous filter plates, the rotating shaft is rotatably arranged at the left side and the right side of the solid-liquid separation chamber, one end of the rotating shaft is connected with a rotating motor arranged at the side wall of the solid-liquid separation chamber, the rotating wheel is arranged at the middle part of the rotating shaft, and the rotating wheel is provided with the plurality of porous filter plates; the first rotary filter and the second rotary filter are identical in structure. The utility model has the advantages that the porous filter plates are arranged on the rotating wheel, when the rotating wheel rotates, the porous filter plates are always arranged below the mixed liquid inlet to accept the input sewage, the mixed liquid inlet is prevented from being closed when the first rotating filter rotates, and the treatment speed of the pig-raising sewage is improved; through the setting of first rotary filter and second rotary filter for the treatment rate of sewage improves the utility model discloses a practicality.
In order to better realize the utility model, furthermore, the outer surface of the porous filter plate is coated with a Teflon coating. The utility model discloses a coating with a brush teflon coating on the surface of porous filter plate, avoid solid waste material to cohere on porous filter plate, reduced the cost of artifical clearance, improve the utility model discloses a practicality.
In order to better realize the utility model discloses, it is further, still include back flush equipment, back flush equipment sets up the top at solid-liquid separation room and impurity separation room respectively, back flush equipment in the solid-liquid separation room sets up in the top of smashing the storehouse, back flush equipment in the impurity separation room sets up the top at the raw materials apotheca, back flush equipment includes lift cylinder, flexible water pipe, spray pipe, the lift cylinder is fixed the top that sets up at solid-liquid separation room and impurity separation room respectively, the spray pipe is connected to the flexible end of lift cylinder, the spray pipe passes through flexible water pipe intercommunication water source. The utility model discloses a setting of back flush equipment in the solid-liquid separation chamber, when the face of accepting of porous filter plate rotated to the below, the lift cylinder drove the extension of flexible water pipe, made the spray pipe be in the top of porous filter plate, opened the switch of water supply, made water pass through the spray pipe and spout on porous filter plate, made the solid waste material that coheres on the face of accepting of porous filter plate break away from through water pressure, avoided solid waste material to block up the filtration pore, reduce the cost of manual cleaning, after washing the completion, the lift cylinder retracts, avoid taking place the interference with first rotary filter; through the arrangement of the back flushing equipment in the impurity separation chamber, when the porous filter plate of the second rotary filter is used for filtering, the water source switch is turned on, and the solid impurities are prevented from blocking the porous filter plate of the second rotary filter through the flushing water flow; the utility model has the advantages of prolonged service life and increased practicability through the arrangement of the back washing equipment.
For better realization the utility model discloses, it is further, first level sensor and second level sensor have set gradually under to from last on the lateral wall of liquid reservoir chamber, first level sensor sets up the below at first rotary filter, second level sensor sets up the top of mixing the liquid outlet. When the utility model is used, the second liquid level sensor always detects the water level, so that sufficient filtered sewage is ensured in the liquid storage chamber, and raw materials are provided for subsequent anaerobic reaction; the utility model discloses a setting through the level gauge for the processing speed of sewage is controllable.
For better realization the utility model discloses, it is further, still include waste water collecting tank, garbage collection room, sealed fermentation vat, marsh gas collection tank, natural pond liquid collection room, natural pond sediment collection room, the sewage in the pig farm is collected to the waste water collecting tank, the mixed liquid import of waste water collecting tank's delivery port intercommunication filtering decomposition pond, the waste outlet intercommunication garbage collection room of filtering decomposition pond, the water inlet of the sealed fermentation vat of mixed liquid export intercommunication of filtering decomposition pond, sealed fermentation vat is provided with biogas outlet, natural pond liquid export, natural pond sediment export, biogas outlet intercommunication natural pond collection tank, natural pond liquid export intercommunication natural pond liquid collection chamber, natural pond sediment export intercommunication natural pond sediment collection chamber.
The utility model collects all sewage in the pig farm through the waste water collecting tank, and can keep the pig farm clean through the arrangement of the waste water collecting tank, avoid the discharge of sewage, and collect and concentrate the solid waste discharged from the filtering and decomposing tank through the arrangement of the waste material collecting tank; through the setting of sealed fermentation vat, make sewage carry out anaerobic reaction with the solid waste material that can decompose, anaerobe in the sealed fermentation vat decomposes the organic matter of a large amount of N, P still in the sewage, and kill a large amount of pathogens that contain in the sewage, simultaneously pass through the marsh gas collection tank with the marsh gas of output and collect, make marsh gas can utilize, sewage produces natural pond liquid after the reaction of anaerobe, carry to the natural pond liquid collection chamber through passing through the natural pond liquid export with natural pond liquid, make natural pond liquid can utilize, the natural pond sediment after the reaction passes through the natural pond sediment export and gets into the natural pond sediment collection chamber, make the natural pond sediment carry out same processing.
The utility model discloses a sewage of raising pigs reacts through the anaerobe in the sealed fermentation vat for N, P organic matters in the sewage decompose into the inorganic matter, and exterminate the pathogen in the sewage, and marsh gas, natural pond liquid, the natural pond sediment homoenergetic that generate after passing through sewage treatment simultaneously can be utilized here, realize the income of other subsidiary trades, improve the utility model discloses a practicality.
The utility model has the advantages that:
(1) the pig raising wastewater is subjected to solid-liquid separation, the primarily decomposed solid waste is crushed, and the crushed solid-liquid waste is separated again, so that massive decomposable solid is decomposed into small particles, the treatment speed of sewage and the solid waste is increased, the solid waste which cannot be decomposed is directly discharged, and the sewage treatment speed is increased.
(2) The first rotary filter comprises a rotating shaft, a rotating wheel and porous filter plates, the rotating shaft is rotatably arranged on the left side and the right side of the solid-liquid separation chamber, one end of the rotating shaft is connected with a rotating motor arranged on the side wall of the solid-liquid separation chamber, the rotating wheel is arranged in the middle of the rotating shaft, and the rotating wheel is provided with a plurality of porous filter plates; the first rotary filter and the second rotary filter are identical in structure. The utility model has the advantages that the porous filter plates are arranged on the rotating wheel, when the rotating wheel rotates, the porous filter plates are always arranged below the mixed liquid inlet to accept the input sewage, the mixed liquid inlet is prevented from being closed when the first rotating filter rotates, and the treatment speed of the pig-raising sewage is improved; through the setting of first rotary filter and second rotary filter for the treatment rate of sewage improves the utility model discloses a practicality.
(3) The backwashing device is arranged at the top of the solid-liquid separation chamber and the impurity separation chamber respectively, the backwashing device in the solid-liquid separation chamber is arranged above the crushing bin, the backwashing device in the impurity separation chamber is arranged above the raw material storage chamber, the backwashing device comprises a lifting cylinder, a telescopic water pipe and a water spray pipe, the lifting cylinder is fixedly arranged at the top of the solid-liquid separation chamber and the top of the impurity separation chamber respectively, the telescopic end of the lifting cylinder is connected with the water spray pipe, and the water spray pipe is communicated with a water source through the telescopic water pipe. The utility model discloses a setting of back flush equipment in the solid-liquid separation chamber, when the face of accepting of porous filter plate rotated to the below, the lift cylinder drove the extension of flexible water pipe, made the spray pipe be in the top of porous filter plate, opened the switch of water supply, made water pass through the spray pipe and spout on porous filter plate, made the solid waste material that coheres on the face of accepting of porous filter plate break away from through water pressure, avoided solid waste material to block up the filtration pore, reduce the cost of manual cleaning, after washing the completion, the lift cylinder retracts, avoid taking place the interference with first rotary filter; through the arrangement of the back flushing equipment in the impurity separation chamber, when the porous filter plate of the second rotary filter is used for filtering, the water source switch is turned on, and the solid impurities are prevented from blocking the porous filter plate of the second rotary filter through the flushing water flow; the utility model has the advantages of prolonged service life and increased practicability through the arrangement of the back washing equipment.
(4) Through reacting the anaerobe with the sewage of raising pigs in through sealed fermentation vat for N, P organic matters in the sewage decompose into the inorganic matter, and exterminate the pathogen in the sewage, and marsh gas, natural pond liquid, the natural pond sediment homoenergetic that generate after the sewage treatment simultaneously can be utilized here, realize the income of other subsidiary trades, improve the utility model discloses a practicality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic connection diagram of a pig wastewater treatment process;
fig. 3 is a schematic structural view of the porous filter sheet.
Wherein: 1-a filtering decomposition tank, 2-a solid-liquid separation chamber, 3-an impurity separation chamber, 4-an interlayer, 5-a mixed liquid inlet, 6-a first rotary filter, 7-a crushing bin, 8-a liquid storage chamber, 9-a mixed liquid outlet, 10-a second rotary filter, 11-a raw material storage chamber, 12-a waste discharge chamber, 13-a waste outlet, 14-a porous filter plate, 15-a filter hole, 16-a back flushing device, 17-a first liquid level sensor, 18-a second liquid level sensor, 19-a waste water collection tank, 20-a waste material collection chamber, 21-a sealed fermentation tank, 22-a biogas collection tank, 23-a biogas slurry collection chamber and 24-a biogas residue collection chamber.
Detailed Description
Example 1:
a pig raising wastewater treatment system comprises a filtering decomposition tank 1, wherein a solid-liquid separation chamber 2 and an impurity separation chamber 3 which are separated by an interlayer 4 are sequentially arranged in the filtering decomposition tank 1 from left to right, the bottom of the interlayer 4 is provided with a through groove, the solid-liquid separation chamber 2 is communicated with the bottom of the impurity separation chamber 3 through the through groove, a first rotary filter 6, a crushing bin 7 and a liquid storage chamber 8 are sequentially arranged in the solid-liquid separation chamber 2 from top to bottom, a mixed liquid inlet 5 is arranged above the side wall of the solid-liquid separation chamber 2, a mixed liquid outlet 9 is arranged at the bottom of the liquid storage chamber 8, a rotary blade of the first rotary filter 6 is a porous filter plate 14, a filter plate of the first rotary filter 6 is connected with the mixed liquid inlet 5, the liquid storage chamber 8 is arranged at the left side below the first rotary filter 6, the crushing bin 7 is arranged at the right side below the first rotary, the crushing bin 7 and the liquid storage chamber 8 are mutually isolated, a discharge hole is formed in the bottom of the crushing bin 7, and the discharge hole penetrates through the through groove and is communicated with a feed inlet of the impurity separation chamber 3 through a pump; including second rotary filter 10, raw materials storage chamber 11, waste discharge room 12 in the impurity separation room 3, the feed inlet passes through the discharge gate that the storehouse 7 was smashed to the pump intercommunication, the rotatory leaf of second rotary filter 10 is porous filter plate 14, the feed inlet is accepted to the filter of second rotary filter 10, raw materials storage chamber 11 sets up the left side in second rotary filter 10 below, waste discharge room 12 sets up the right side in second rotary filter 10 below, and raw materials storage chamber 11 and waste discharge room 12 mutual isolation, raw materials storage chamber 11's bottom intercommunication liquid storage chamber 8, waste discharge room 12's bottom is provided with waste outlet 13.
In the use process of the utility model, sewage is input into the filtering decomposition tank 1 through the mixed liquid inlet 5, through the arrangement of the first rotary filter 6, the entered sewage is subjected to solid-liquid separation, waste liquid in the sewage is stored into the liquid storage chamber 8 through the first rotary filter 6, solid waste with larger volume is kept on the first rotary filter 6, when the solid waste on the first rotary filter 6 reaches the set weight, the mixed liquid inlet 5 is closed, the first rotary filter 6 is rotated clockwise, so that the bearing surface of the first rotary filter 6 rotates to the upper part of the crushing bin 7, the solid waste on the bearing surface of the first rotary filter 6 falls into the crushing bin 7 under the action of gravity, when the solid waste on the bearing surface of the first rotary filter 6 is completely separated, the first rotary filter 6 is continuously rotated, so that the first rotary filter 6 rotates to the bearing position, opening a mixed liquid inlet 5, and continuously filtering the pig raising wastewater; the method comprises the following steps of starting a pulverizer in a pulverizing bin 7 to pulverize solid waste in the pulverizing bin 7 into particles with smaller volume, conveying the pulverized solid waste to an impurity separation chamber 3 through a discharge port at the bottom of the pulverizing bin 7, outputting the solid waste through a feed inlet, separating the pulverized solid waste through a second rotary filter 10, leaking decomposed solid waste into a raw material storage chamber 11, enabling the solid waste to pass through a through groove of an interlayer 4 to enter a liquid storage chamber 8 through the inclined arrangement of the bottom of the raw material storage chamber 11, and conveying waste liquid and decomposable solid to a sealed anaerobic bacteria reaction tank through a mixed liquid outlet 9; the undecomposed solid particles are left on the receiving surface of the second rotary filter 10, when the undecomposed solid waste on the second rotary filter 10 reaches a predetermined weight, the feed opening is closed, the second rotary filter 10 is rotated clockwise so that the receiving surface of the second rotary filter 10 is rotated above the waste discharge chamber 12, the undecomposed solid waste on the receiving surface of the second rotary filter falls into the waste discharge chamber 12 by the gravity, when all the undecomposed solid waste on the receiving surface of the second rotary filter 10 is separated, the second rotary filter 10 is rotated continuously so that the first rotary filter is rotated to the receiving position, the feed opening is opened, the crushed solid waste is filtered continuously, and the undecomposed solid in the waste discharge chamber 12 is discharged through the waste outlet 13.
The utility model discloses to carry out solid-liquid separation with the waste water of raising pigs, and smash the solid waste material that decomposes for the first time, separate the solid waste material after smashing once more, make massive resolvable solid decomposition be the tiny particle, make solid waste material have more area of contact with anaerobe in the anaerobic reaction pond, accelerate sewage and solid waste material's processing speed, and through directly getting rid of the solid waste material that will not be decomposed, avoid can not getting into the anaerobe reaction pond by the solid of decomposition and occupy space, improve sewage treatment's speed.
Example 2:
the embodiment is further optimized on the basis of embodiment 1, the first rotary filter 6 comprises a rotary shaft, a rotary wheel and porous filter plates 14, the rotary shaft is rotatably arranged at the left side and the right side of the solid-liquid separation chamber 2, one end of the rotary shaft is connected with a rotary motor arranged on the side wall of the solid-liquid separation chamber 2, the rotary wheel is arranged in the middle of the rotary shaft, and the rotary wheel is provided with the plurality of porous filter plates 14; the first rotary filter 6 is identical in structure to the second rotary filter 10. The utility model has the advantages that the porous filter plates 14 are arranged on the rotating wheel, when the rotating wheel rotates, the porous filter plates 14 are always arranged below the mixed liquid inlet 5 to receive the input sewage, the mixed liquid inlet 5 is prevented from being closed when the first rotary filter 6 rotates, and the treatment speed of the pig-raising sewage is improved; through the setting of first rotary filter 6 and second rotary filter 10 for the treatment rate of sewage improves the utility model discloses a practicality.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
this embodiment is further optimized based on embodiment 2, and as shown in fig. 3, the outer surface of the porous filter plate 14 is coated with teflon. The utility model discloses a coating with a brush teflon coating on the surface of porous filter plate 14, avoid solid waste material to cohere on porous filter plate 14, reduced the cost of artifical clearance, improve the utility model discloses a practicality.
The other parts of this embodiment are the same as those of embodiment 2, and thus are not described again.
Example 4:
the embodiment is further optimized on the basis of the embodiment 3, and further comprises a backwashing device 16, wherein the backwashing device 16 is respectively arranged at the top of the solid-liquid separation chamber 2 and the top of the impurity separation chamber 3, the backwashing device 16 in the solid-liquid separation chamber 2 is arranged above the crushing bin 7, the backwashing device 16 in the impurity separation chamber 3 is arranged above the raw material storage chamber 11, the backwashing device 16 comprises a lifting cylinder, a telescopic water pipe and a water spray pipe, the lifting cylinder is respectively and fixedly arranged at the top of the solid-liquid separation chamber 2 and the top of the impurity separation chamber 3, the telescopic end of the lifting cylinder is connected with the water spray pipe, and the water spray pipe is communicated with a water source through the telescopic water pipe. The utility model discloses a setting of back flush equipment 16, when the face of accepting of porous filter plate 14 rotated to the below, the lift cylinder drove the extension of flexible water pipe, made the spray pipe be in the top of porous filter plate 14, opened the switch of flexible water pipe, made water pass through the spray pipe and sprayed on porous filter plate 14, made the solid waste material that bonds on the face of accepting of porous filter plate 14 break away from through water pressure, avoided solid waste material to block up filtration pore 15, reduce the cost of manual cleaning, after washing the completion, the lift cylinder contracts back, avoid taking place the interference with first rotary filter 6; by the arrangement of the backwashing device 16 in the impurity separation chamber 3, when the porous filter plate of the second rotary filter 18 filters, the water source switch is turned on, and solid impurities are prevented from blocking the porous filter plate of the second rotary filter 18 by the flushing water flow; the service life of the utility model is prolonged by the arrangement of the back washing equipment 16, and the practicability of the utility model is improved.
The other parts of this embodiment are the same as those of embodiment 3, and thus are not described again.
Example 5:
this embodiment is further optimized on the basis of embodiment 4, as shown in fig. 1, a first liquid level sensor 17 and a second liquid level sensor 18 are sequentially arranged on the side wall of the liquid storage chamber from top to bottom, the first liquid level sensor 17 is arranged below the first rotary filter 6, and the second liquid level sensor 18 is arranged above the mixed liquid outlet 9. When the utility model is used, the second liquid level sensor 18 always detects the water level to ensure that the liquid storage chamber has enough filtered sewage to provide raw materials for the subsequent anaerobic reaction, and when the first liquid level sensor 17 detects the water level, the mixed liquid inlet 5 needs to be closed to avoid the height of the water level exceeding the height of the first rotary filter 6, so that the sewage leaks without being processed; the utility model discloses a setting through the level gauge for the processing speed of sewage is controllable.
The other parts of this embodiment are the same as those of embodiment 4, and thus are not described again.
Example 6:
the embodiment is further optimized on the basis of any one of embodiments 1 to 5, and as shown in fig. 2, the system further includes a wastewater collection tank 19, a waste collection chamber 20, a sealed fermentation tank 21, a biogas collection tank 22, a biogas slurry collection chamber 23, and a biogas residue collection chamber 24, the wastewater collection tank 19 collects sewage in a pig farm, a water outlet of the wastewater collection tank 19 is communicated with a mixed liquid inlet 5 of the filtering decomposition tank 1, a waste outlet 13 of the filtering decomposition tank 1 is communicated with the waste collection chamber 20, a mixed liquid outlet 9 of the filtering decomposition tank 1 is communicated with a water inlet of the sealed fermentation tank 21, the sealed fermentation tank 21 is provided with a biogas outlet, a biogas slurry outlet, and a biogas residue outlet, the biogas outlet is communicated with the biogas collection tank 22, the biogas slurry outlet is communicated with the biogas slurry collection chamber 23, and the biogas residue outlet is communicated with the biogas residue collection chamber 24.
The utility model collects all sewage in the pig farm through the waste water collecting tank 19, and can keep the pig farm clean through the arrangement of the waste water collecting tank 19, avoid the discharge of sewage, and collect and concentrate the solid waste discharged from the filtering and decomposing tank 1 through the arrangement of the waste material collecting tank; through the setting of sealed fermentation vat 21, make sewage carry out anaerobic reaction with the solid waste material that can decompose, anaerobic bacteria in the sealed fermentation vat 21 decomposes the organic matter of a large amount of N, P still in the sewage, and kill a large amount of pathogens that contain in the sewage, simultaneously pass through marsh gas collection tank 22 with the marsh gas of output and collect, make marsh gas can utilize, sewage produces natural pond liquid after the reaction of anaerobic bacteria, carry to natural pond liquid collection chamber 23 in through exporting natural pond liquid with natural pond liquid, make natural pond liquid can utilize, the natural pond sediment after the reaction passes through natural pond sediment export and gets into natural pond sediment collection chamber 24, make the natural pond sediment carry out same processing.
The utility model discloses a sewage of raising pigs reacts through the anaerobe in the sealed fermentation vat 21 for N, P organic matters in the sewage decompose into the inorganic matter, and exterminate the pathogen in the sewage, and marsh gas, natural pond liquid, the natural pond sediment homoenergetic that generate after simultaneously through sewage treatment can be utilized here, realize the income of other subsidiary trades, improve the utility model discloses a practicality.
Other parts of this embodiment are the same as any of embodiments 1 to 5, and thus are not described again.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (7)
1. A pig raising wastewater treatment system is characterized by comprising a filtering decomposition tank (1), wherein a solid-liquid separation chamber (2) and an impurity separation chamber (3) which are separated by an interlayer (4) are sequentially arranged in the filtering decomposition tank (1) from left to right, the bottom of the interlayer (4) is provided with a through groove, the solid-liquid separation chamber (2) is communicated with the bottom of the impurity separation chamber (3) through the through groove, a first rotary filter (6), a crushing bin (7) and a liquid storage chamber (8) are sequentially arranged in the solid-liquid separation chamber (2) from top to bottom, a mixed liquid inlet (5) is arranged above the side wall of the solid-liquid separation chamber (2), a mixed liquid outlet (9) is arranged at the bottom of the liquid storage chamber (8), a rotary blade of the first rotary filter (6) is a porous filter plate (14), a filter plate of the first rotary filter (6) receives the mixed liquid inlet (5), the liquid storage chamber (8) is arranged on the left side below the first rotary filter (6), the crushing bin (7) is arranged on the right side below the first rotary filter (6), the crushing bin (7) and the liquid storage chamber (8) are isolated from each other, a discharge hole is formed in the bottom of the crushing bin (7), and the discharge hole penetrates through the through groove and is communicated with a feed hole of the impurity separation chamber (3) through a pump; including second rotary filter (10), raw materials reservoir (11), waste discharge room (12) in impurity separation room (3), the rotatory leaf of second rotary filter (10) is porous filter plate (14), the feed inlet is accepted to the filter plate of second rotary filter (10), raw materials reservoir (11) set up the left side in second rotary filter (10) below, waste discharge room (12) set up the right side in second rotary filter (10) below, and raw materials reservoir (11) and waste discharge room (12) mutual isolation, the bottom intercommunication liquid reservoir (8) of raw materials reservoir (11), the bottom of waste discharge room (12) is provided with waste outlet (13).
2. The wastewater treatment system for pig raising according to claim 1, characterized in that an inclined filter plate is disposed above the raw material storage chamber (11), one end of the inclined filter plate is fixedly disposed on the side wall of the raw material storage chamber (11), and the other end of the inclined filter plate is communicated with the waste discharge chamber (12).
3. The swine wastewater treatment system according to claim 1, wherein the first rotary filter (6) comprises a rotary shaft, a rotary wheel and a plurality of porous filter plates (14), the rotary shaft is rotatably arranged at the left side and the right side of the solid-liquid separation chamber (2), one end of the rotary shaft is connected with a rotary motor arranged at the side wall of the solid-liquid separation chamber (2), the rotary wheel is arranged at the middle part of the rotary shaft, and the plurality of porous filter plates (14) are arranged on the rotary wheel; the first rotary filter (6) and the second rotary filter (10) have the same structure.
4. The swine wastewater treatment system according to claim 3, wherein the outer surface of the porous filter plate (14) is coated with a Teflon coating.
5. The swine wastewater treatment system according to claim 1, further comprising a back-washing device (16), wherein the back-washing device (16) is respectively arranged at the top of the solid-liquid separation chamber (2) and the top of the impurity separation chamber (3), the back-washing device (16) in the solid-liquid separation chamber (2) is arranged above the crushing bin (7), the back-washing device (16) in the impurity separation chamber (3) is arranged above the raw material storage chamber (11), the back-washing device (16) comprises a lifting cylinder, a telescopic water pipe and a water spray pipe, the telescopic end of the lifting cylinder is connected with the water spray pipe, and the water spray pipe is communicated with a water source through the telescopic water pipe.
6. The swine wastewater treatment system according to claim 1, wherein a first liquid level sensor (17) and a second liquid level sensor (18) are sequentially arranged on the side wall of the liquid storage chamber (8) from top to bottom, the first liquid level sensor (17) is arranged below the first rotary filter (6), and the second liquid level sensor (18) is arranged above the mixed liquid outlet (9).
7. The pig raising wastewater treatment system according to any one of claims 1 to 6, further comprising a wastewater collection tank (19), a waste collection chamber (20), a sealed fermentation tank (21), a biogas collection tank (22), a biogas slurry collection chamber (23), and a biogas residue collection chamber (24), wherein the wastewater collection tank (19) collects sewage in the pig raising farm, a water outlet of the wastewater collection tank (19) is communicated with a mixed liquid inlet (5) of the filtering decomposition tank (1), a waste outlet (13) of the filtering decomposition tank (1) is communicated with the waste collection chamber (20), a mixed liquid outlet (9) of the filtering decomposition tank (1) is communicated with a water inlet of the sealed fermentation tank (21), the sealed fermentation tank (21) is provided with a biogas outlet, a biogas slurry outlet, and a biogas residue outlet, the biogas outlet is communicated with the biogas collection tank (22), and the biogas slurry outlet is communicated with the collection chamber (23), the biogas residue outlet is communicated with a biogas residue collecting chamber (24).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920313762.5U CN209890448U (en) | 2019-03-13 | 2019-03-13 | Pig raising wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920313762.5U CN209890448U (en) | 2019-03-13 | 2019-03-13 | Pig raising wastewater treatment system |
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| CN209890448U true CN209890448U (en) | 2020-01-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794570A (en) * | 2020-12-29 | 2021-05-14 | 华夏碧水环保科技有限公司北京分公司 | Method for treating wastewater generated in white peony root traditional Chinese medicine production |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794570A (en) * | 2020-12-29 | 2021-05-14 | 华夏碧水环保科技有限公司北京分公司 | Method for treating wastewater generated in white peony root traditional Chinese medicine production |
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