CN216584672U - Large-scale pig farm pig manure innocent treatment device - Google Patents
Large-scale pig farm pig manure innocent treatment device Download PDFInfo
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- CN216584672U CN216584672U CN202121663713.8U CN202121663713U CN216584672U CN 216584672 U CN216584672 U CN 216584672U CN 202121663713 U CN202121663713 U CN 202121663713U CN 216584672 U CN216584672 U CN 216584672U
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Abstract
The utility model discloses a large-scale piggery pig manure innocent treatment device which comprises a fermentation tank group, a feeding mechanism, a discharging mechanism, a methane collecting mechanism and a percolate collecting mechanism, wherein the fermentation tank group comprises a plurality of fermentation tanks which are sequentially arranged, each fermentation tank comprises a tank body, the feeding mechanism and the discharging mechanism are respectively positioned on the left side and the right side of the fermentation tank group, the tank body is provided with a feeding hole, a discharging hole, a methane outlet and a percolate liquid port, the feeding mechanism is communicated with the feeding hole, the discharging mechanism is communicated with the discharging hole, the methane collecting mechanism is communicated with the methane outlet, and the percolate liquid port is communicated with the percolate collecting mechanism. The method is suitable for carrying out the anaerobic dry fermentation treatment on the pig manure in the large-scale pig farm, comprehensively considers the core problems of investment cost, efficiency, effect, operation cost and the like, further optimizes the pig manure anaerobic dry fermentation device, solves the problem of harmless treatment of the pig manure in the large-scale pig farm, and realizes sustainable production of live pig breeding.
Description
Technical Field
The utility model relates to the technical field of pig manure treatment for feeding pigs, in particular to a large-scale pig farm pig manure harmless treatment device.
Background
China is a big country for breeding livestock and poultry, and the quantity of livestock and poultry manure produced by livestock and poultry breeding every year is incredible. According to statistics, the livestock and poultry manure is produced by about 40 hundred million tons every year in China. A large amount of nitrogen, phosphorus and potassium nutrient resources are contained in the livestock and poultry manure and are misplaced resources. Therefore, the harmlessness and the resource are the main directions of treating the livestock and poultry breeding feces in the future of China.
At present, the common method of large-scale pig farms is that after solid-liquid separation of excrement, the solid part of the excrement is subjected to aerobic fermentation treatment on site, and after precipitation and deodorization, outward transportation is considered, so that the transportation cost, the biological safety and the environmental risk are reduced. However, in the current technology, due to the disadvantages of high investment cost, high operation cost and the like of the pig manure aerobic fermentation process, the cultivation cost is further increased, and finally, a plurality of large-scale farms are reluctant to invest in the aerobic composting fermentation aspect. Therefore, the search for a technology or a method for efficiently treating pig manure becomes one of the problems which need to be solved urgently in a large-scale pig farm.
The anaerobic dry fermentation technology has the advantages of water saving, management man-hour saving, high gas production rate, high utilization rate of tank capacity, waste treatment cost saving and the like, is an important method for treating solid organic waste by combining environmental protection and energy, and is more and more favored by pig farm managers. The technical problem of harmless treatment of the pig manure is solved, the investment, operation, labor and other expenses are reduced, and a device suitable for large-scale pig farm pig manure anaerobic dry fermentation needs to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a large-scale piggery pig manure harmless treatment device.
According to one aspect of the utility model, the device for harmless treatment of pig manure in a large-scale pig farm comprises a fermentation tank set, a feeding mechanism, a discharging mechanism, a methane collecting mechanism and a percolate collecting mechanism, wherein the fermentation tank set comprises a plurality of fermentation tanks which are sequentially arranged, each fermentation tank comprises a tank body, the feeding mechanism and the discharging mechanism are respectively positioned on the left side and the right side of the fermentation tank set, each tank body is provided with a feeding hole, a discharging hole, a methane outlet and a percolate outlet, the feeding mechanism is communicated with the feeding hole, the discharging mechanism is communicated with the discharging hole, the methane collecting mechanism is communicated with the methane outlet, and the percolate outlet is communicated with the percolate collecting mechanism.
The utility model has the beneficial effects that: the fermentation tank set is used for carrying out harmless treatment on the pig manure in the pig farm by adopting anaerobic dry fermentation, the fermentation raw materials are conveyed into the tank body through the feed inlet by the feeding mechanism, the pig manure after the harmless treatment is recycled by the discharging mechanism, the biogas generated by the anaerobic dry fermentation is collected and stored by the biogas collecting mechanism for further power generation or for the use of the domestic energy of the pig farm, and the leachate generated in the fermentation process is collected by the leachate collecting mechanism for sewage treatment or recycling, so that the leachate is prevented from flowing out to influence the environment. The method is suitable for the anaerobic dry fermentation treatment of the pig manure in the large-scale pig farm, the core problems of investment cost, efficiency, effect, operation cost and the like are comprehensively considered, the anaerobic dry fermentation device of the pig manure is further optimized, the harmless treatment problem of the pig manure in the large-scale pig farm is solved, and the sustainable production of pig breeding is realized.
In some embodiments, the feed inlet and the biogas outlet are located at the top of the tank body, the discharge outlet is located at the bottom of the side wall of the tank body, and the percolate outlet is located at the center of the bottom of the tank body. The feed inlet is communicated with the feeding auger so as to facilitate the fermentation raw materials to enter the tank body, the methane outlet is used for collecting methane generated by fermentation into the methane storage cabinet, the discharge outlet is used for discharging fermented pig manure, and the percolate outlet is used for discharging percolate generated in the fermentation process.
In some embodiments, the feeding mechanism comprises a feeding slideway, a feeding chute and a feeding auger, the feeding slideway is positioned on one side of the fermentation tank group, a pulley is arranged at the bottom of the feeding chute and matched with the feeding slideway, the feeding chute is arranged on the feeding slideway and is in sliding connection with the feeding slideway through the pulley, one end of the feeding auger is communicated with the feeding chute, and the other end of the feeding auger is communicated with the feeding hole. The feeding groove and the feeding auger move along the feeding slideway, and fermentation raw materials are sequentially added into each tank body through the feeding hole.
In some embodiments, the feeding mechanism further comprises a feeding auger fixing frame, the feeding auger fixing frame is located between the feeding slideway and the fermentation tank group, and the feeding auger is fixedly installed on the feeding auger fixing frame. The universal wheel is arranged at the bottom end of the feeding auger fixing frame, and the feeding auger fixing frame is used for fixedly supporting the feeding auger and is driven to slide by the feeding chute and the feeding auger under the condition that the feeding chute slides.
In some embodiments, the feeding auger comprises a material bearing groove, a rotating body and a first driving motor, the rotating body is positioned in the material bearing groove, one end of the rotating body penetrates through the material bearing groove to be in belt transmission connection with the first driving motor, the other end of the rotating body is in rotary connection with the material bearing groove, the material bearing groove is communicated with the material feeding groove, the material bearing groove is fixedly installed on the fixing frame of the feeding auger, and the first driving motor is fixedly installed on the material bearing groove. The first driving motor drives the rotating body to rotate, and the fermentation raw materials in the material bearing groove are conveyed to the feeding hole.
In some embodiments, the discharging mechanism comprises a plurality of discharging augers and a plurality of conveying devices, one end of each discharging auger is communicated with the corresponding discharging port, the other end of each discharging auger is positioned above the conveying device, and the plurality of discharging augers are correspondingly communicated with the plurality of discharging ports one by one. The pig manure after fermentation treatment in the tank body is transported to a conveyer by the discharging auger, the conveyer is a belt conveyer, and the fermented pig manure is transported to a designated place by the conveyer belt for collection and then treatment.
In some embodiments, the biogas collecting mechanism comprises a biogas collecting pipe, a biogas storage cabinet and a one-way valve, one end of the biogas collecting pipe is communicated with the biogas storage cabinet, the other end of the biogas collecting pipe is communicated with each biogas outlet in turn, and the one-way valve is arranged on the biogas collecting pipe and is positioned in front of the biogas storage cabinet. The methane storage cabinet is used for collecting and storing methane generated by anaerobic dry fermentation, and further generating electricity or supplying energy for pig farm life. The one-way valve is used for placing methane backflow.
In some embodiments, the leachate collection mechanism comprises a filter screen, a funnel, a leachate collection main pipe, a sewage treatment tank and a leachate collection branch pipe, wherein the filter screen is installed below a leachate opening, the funnel is installed below the filter screen, one end of the leachate collection main pipe is communicated with the bottom of the funnel, the other end of the leachate collection main pipe is communicated with the sewage treatment tank, one end of the leachate collection branch pipe is communicated with the leachate collection main pipe, the other end of the leachate collection branch pipe is provided with a spray pipe, the spray pipe is positioned above the feed chute, and the mesh number of the filter screen is 100 meshes. The filter screen and the funnel are used for filtering the fermentation raw materials in the tank body, so that the pig manure is prevented from falling into the funnel; the leachate collection main pipe is used for collecting partial leachate generated in the tank body to the sewage treatment tank for treatment, and the leachate branch pipe is used for spraying partial leachate for recycling onto the fermentation raw materials, so that fermentation treatment is performed on the fermentation raw materials.
In some embodiments, the jar body still is equipped with foraminiferous baffle, and foraminiferous baffle is installed in the jar body, is the slope form to offset with jar internal wall, the contained angle between foraminiferous baffle and the horizontal plane is 5, and foraminiferous baffle is equipped with the bottom, and the bottom is located the discharge gate below, and foraminiferous baffle is equipped with a plurality of small openings, and the aperture of small opening is 0.5cm, and the distribution density of small opening is 1 per square centimeter. The clapboard with the holes is provided with the leakage holes, so that the percolate can be conveniently seeped out through the leakage holes, and the leakage of the pig manure is reduced. The perforated partition board is obliquely arranged, so that when the fermented pig manure is discharged, the fermented pig manure is discharged from the discharge hole.
In some embodiments, the fermentation tank further comprises a heat insulation layer and a steel lining layer, the tank body is made of PE, the steel lining layer wraps the outside of the tank body, and the heat insulation layer wraps the outside of the steel lining layer. The heat preservation is used for keeping warm to the jar body, helps the fermentation to go on, and the steel lining improves the intensity of the jar body.
Drawings
Fig. 1 is a schematic structural diagram of a scale pig farm pig manure innocent treatment device according to an embodiment of the utility model.
FIG. 2 is a left side view of a scale piggery pig manure innocent treatment device according to an embodiment of the utility model.
FIG. 3 is a top view of a fermenter of a scale-up pig farm pig manure innocent treatment apparatus according to an embodiment of the present invention.
FIG. 4 is a plan view of a perforated partition plate of a scale pig farm pig manure innocent treatment device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples.
Referring to fig. 1 to 4, the utility model provides a large-scale pig farm pig manure innocent treatment device, which comprises a fermentation tank group 1, a feeding mechanism 2, a discharging mechanism 3, a methane collecting mechanism 4 and a percolate collecting mechanism 5.
The fermentation tank group 1 includes a plurality of fermentation tanks 10, and the plurality of fermentation tanks 10 are arranged in a row in sequence. The fermenter comprises a tank 11. The tank body 11 is provided with a feed inlet 111, a discharge outlet, a biogas outlet 113, an percolate opening and a partition plate 115 with a hole, wherein the feed inlet 111 and the biogas outlet 113 are positioned at the top of the tank body 11, the discharge outlet is positioned at the bottom of the side wall of the tank body 11, and the percolate opening is positioned at the center of the bottom of the tank body 11. The perforated partition 115 is installed in the tank 11 in an inclined state and abuts against the inner wall of the tank 11. The angle between perforated partition 115 and the horizontal plane is 5 °, perforated partition 115 is provided with a bottom end 1151, and bottom end 1151 is located below the discharge port. The perforated partition 115 is provided with a plurality of weep holes 1152, the hole diameter of the weep holes 1152 is 0.5cm, and the distribution density of the weep holes 1152 is 1 per square centimeter.
The feeding mechanism 2 comprises a feeding slideway 21, a feeding groove 22, a feeding packing auger 23 and a feeding packing auger fixing frame 24. The feeding slideway 21 is positioned at one side of the fermentation tank group 1, the feeding chute 22 is provided with a pulley 221, the pulley 221 is matched with the feeding slideway 21, the feeding chute 2 is positioned on the feeding slideway 21 and is in sliding connection with the feeding slideway 21 through the pulley 221, one end of the feeding auger 23 is communicated with the feeding chute 22, and the other end is communicated with the feeding port 111. The feeding auger fixing frame 24 is positioned between the feeding slideway 21 and the fermentation tank group 1.
The feeding auger 23 comprises a material bearing groove 231, a rotating body 232 and a first driving motor 233, the rotating body 232 is located in the material bearing groove 231, one end of the rotating body 232 penetrates through the material bearing groove 231 to be in belt transmission connection with the first driving motor 233, the other end of the rotating body 232 is in rotational connection with the material bearing groove 231, one end of the material bearing groove 231 is communicated with the feeding groove 22, and the other end of the material bearing groove is communicated with the feeding hole 111. The material receiving groove 231 is fixedly arranged on the feeding auger fixing frame 24, and the first driving motor 233 is fixedly arranged at the other end of the material receiving groove 231.
The discharging mechanism 3 comprises a discharging auger 31 and a transmission device 32, one end of the discharging auger 31 is communicated with the discharging holes 112, the other end of the discharging auger 31 is positioned above the transmission device 32, the transmission device 32 is a belt transmission device, the discharging auger 31 is provided with a plurality of discharging augers, and the discharging augers 31 are correspondingly communicated with the discharging holes 112 one by one. One end of the discharging auger extends into the tank body, the discharging auger is provided with a guide chute, the discharging auger extends into the tank body and is in a semi-cylindrical shape, the chute wall is provided with holes, the aperture is 0.5cm, and the aperture density is 1 per square cm.
The biogas collecting mechanism 4 comprises a biogas collecting pipe 41, a biogas storage cabinet 42 and a one-way valve 43, one end of the biogas collecting pipe 41 is communicated with the biogas storage cabinet 42, the other end is communicated with each biogas outlet 113 in sequence, and the one-way valve 43 is arranged on the biogas collecting pipe 41 and is positioned in front of the biogas storage cabinet 42.
The percolate collecting mechanism 5 comprises a filter screen 51, a funnel 52, a percolate collecting main pipe 53, a sewage treatment tank 54 and a percolate collecting branch pipe 55, the filter screen 51 is installed below a percolate opening 114, the funnel 52 is installed below the filter screen 51, one end of the percolate collecting main pipe 53 is communicated with the bottom of the funnel 52, the other end is communicated with the sewage treatment tank 54, one end of the percolate collecting branch pipe 55 is communicated with the percolate collecting main pipe 53, the other end is provided with a spraying pipe 551, the spraying pipe 551 is positioned above the feeding groove 22, and the mesh number of the filter screen 51 is 100 meshes.
The fermentation tank 10 comprises a heat-insulating layer 13 and a steel lining layer 12, the tank body 11 is made of PE, the steel lining layer 12 is wrapped outside the tank body 11, and the heat-insulating layer 13 is wrapped outside the steel lining layer 12.
When the solid-liquid separation device is used, the solid part obtained after solid-liquid separation of the pig farm manure (the water content is 60-65%, the water content is high, auxiliary materials are required to be added, the water content is adjusted, or the harmless return material and the pig manure are mixed) is conveyed to the feed tank 22 through a forklift, the spray pipe 551 positioned above the feed tank 22 starts to spray a microbial inoculum to the pig manure in the feed tank 22, meanwhile, the feed auger 23 is started, and the tank body 11 starts to feed. When the feeding of the tank 11 is completed, the feed port 111 at the top of the tank 11 is sealed. The feeding screw conveyer 23 and the feeding groove 22 move along the feeding slide way 21 to the next fermentation tank 10 to start feeding. After the pig manure is subjected to anaerobic dry fermentation for 28-30 days in the tank body 11, the discharging auger 31 is started to start discharging, and after the discharging is finished, the next batch of feeding can be started. The biogas collecting pipe 41 continuously collects biogas into the biogas storage cabinet 42, and the biogas is used as energy for the pig farm. A part of percolate at the bottom of the tank body 11 is collected and then discharged into a sewage treatment tank 54, and a part of percolate is recycled and sprayed into the feed pig manure through a percolate collecting branch pipe 55 and a spraying pipe 551.
The above description is only for the embodiments of the present invention, and it is obvious to those skilled in the art that various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. The utility model provides a scale pig farm pig manure innocent treatment device, its characterized in that collects mechanism and filtration liquid and collects the mechanism including fermentation tank group, feed mechanism, discharge mechanism, marsh gas, fermentation tank group includes a plurality of fermentation tanks, and is a plurality of the fermentation tank is arranged in proper order and is the one line, the fermentation tank is including a jar body, feed mechanism and discharge mechanism are located respectively the left and right sides of fermentation tank group, the jar body is equipped with feed inlet, discharge gate, marsh gas export and leachate mouth, feed mechanism with feed inlet looks UNICOM, discharge mechanism and discharge gate looks UNICOM, marsh gas collection mechanism with marsh gas export looks UNICOM, leachate mouth and filtration liquid collection mechanism looks UNICOM.
2. The scale pig farm pig manure innocent treatment device according to claim 1, wherein the feed inlet and the methane outlet are positioned at the top of the tank body, the discharge outlet is positioned at the bottom of the side wall of the tank body, and the leachate port is positioned at the center of the bottom of the tank body.
3. The large-scale piggery pig manure innocent treatment device according to claim 1, wherein the feeding mechanism comprises a feeding slide way, a feeding groove and a feeding auger, the feeding slide way is positioned on one side of the fermentation tank group, the feeding groove is provided with a pulley, the pulley is matched with the feeding slide way, the feeding groove is arranged on the feeding slide way and is in sliding connection with the feeding slide way through the pulley, one end of the feeding auger is communicated with the feeding groove, and the other end of the feeding auger is communicated with the feeding hole.
4. The large-scale piggery pig manure innocent treatment device of claim 3, wherein the feeding mechanism further comprises a feeding auger fixing frame, the feeding auger fixing frame is positioned between the feeding slideway and the fermentation tank group, and the feeding auger is fixedly installed on the feeding auger fixing frame.
5. The large-scale piggery pig manure innocent treatment device of claim 4, wherein the feeding auger comprises a material bearing groove, a rotating body and a first driving motor, the rotating body is positioned in the material bearing groove, one end of the rotating body penetrates through the material bearing groove and is in transmission connection with the first driving motor, the other end of the rotating body is in rotation connection with the material bearing groove, the material bearing groove is communicated with the material bearing groove, the material bearing groove is fixedly installed on the feeding auger fixing frame, and the first driving motor is fixedly installed on the material bearing groove.
6. The large-scale piggery pig manure innocent treatment device according to claim 1, wherein the discharging mechanism comprises a discharging auger and a conveying device, one end of the discharging auger is communicated with the discharging holes, the other end of the discharging auger is positioned above the conveying device, the discharging auger is multiple, and the discharging auger is communicated with the discharging holes in a one-to-one correspondence mode.
7. The device for innocent treatment of pig manure in a large-scale pig farm according to claim 1, wherein the biogas collecting mechanism comprises a biogas collecting pipe, a biogas storage cabinet and a one-way valve, one end of the biogas collecting pipe is communicated with the biogas storage cabinet, the other end of the biogas collecting pipe is communicated with each biogas outlet in sequence, and the one-way valve is mounted on the biogas collecting pipe and positioned in front of the biogas storage cabinet.
8. The large-scale pig farm pig manure innocent treatment device of claim 3, wherein the percolate collecting mechanism comprises a filter screen, a funnel, a percolate collecting main pipe, a sewage treatment tank and a percolate collecting branch pipe, the filter screen is installed below the percolate opening, the funnel is installed below the filter screen, one end of the percolate collecting main pipe is communicated with the bottom of the funnel, the other end of the percolate collecting main pipe is communicated with the sewage treatment tank, one end of the percolate collecting branch pipe is communicated with the percolate collecting main pipe, the other end of the percolate collecting branch pipe is provided with a spraying pipe, the spraying pipe is positioned above the feeding groove, and the mesh number of the filter screen is 100 meshes.
9. The large-scale piggery pig manure innocent treatment device according to claim 1, wherein the tank body is further provided with a perforated partition plate, the perforated partition plate is arranged in the tank body, is inclined and abuts against the inner wall of the tank body, an included angle between the perforated partition plate and a horizontal plane is 5 degrees, the perforated partition plate is provided with a bottom end, the bottom end is located below the discharge port, the perforated partition plate is provided with a plurality of leakage holes, the diameter of each leakage hole is 0.5cm, and the distribution density of the leakage holes is 1 per square centimeter.
10. The large-scale piggery pig manure innocent treatment device according to claim 1, wherein the fermentation tank further comprises a heat insulation layer and a steel lining layer, the tank body is a PE tank body, the steel lining layer wraps the outside of the tank body, and the heat insulation layer wraps the outside of the steel lining layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663713.8U CN216584672U (en) | 2021-07-21 | 2021-07-21 | Large-scale pig farm pig manure innocent treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663713.8U CN216584672U (en) | 2021-07-21 | 2021-07-21 | Large-scale pig farm pig manure innocent treatment device |
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| Publication Number | Publication Date |
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| CN216584672U true CN216584672U (en) | 2022-05-24 |
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| CN202121663713.8U Active CN216584672U (en) | 2021-07-21 | 2021-07-21 | Large-scale pig farm pig manure innocent treatment device |
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- 2021-07-21 CN CN202121663713.8U patent/CN216584672U/en active Active
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