CN210656473U

CN210656473U - Excrement and sewage filtering and purifying device for livestock and poultry farm

Info

Publication number: CN210656473U
Application number: CN201921473781.0U
Authority: CN
Inventors: 杨永柏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-06-02
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a livestock and poultry farm excrement and sewage filtering and purifying device, including excrement and sewage filtering ponds, excrement and sewage pond, excrement and sewage pump, sewage delivery pump, methane-generating pit, buffer mixing tank, flocculating agent storage tank, flocculating agent delivery pump and settling cask, sludge pump, the case is deposited to the supernatant, the supernatant delivery pump, ejector and ozone generator, excrement and sewage filtering ponds link to each other with excrement and sewage sewer dirt pipeline, be provided with the filter in the excrement and sewage filtering ponds, the filter separates the inside of excrement and sewage filtering ponds into upper chamber body and lower chamber body, the lower chamber body passes through the pipeline and links to each other with the water inlet of sewage delivery pump, sewage delivery pump carries the sewage in the lower chamber body of excrement and sewage filtering ponds to the buffer mixing tank through first water pipe, flocculating agent delivery pump carries the flocculating agent in the flocculating agent storage tank to the buffer mixing tank; the excrement sewage treated by the utility model has little pollution to the surrounding environment, and generates marsh gas, thereby realizing the recycling of nutrients in the excrement sewage of livestock and poultry farms.

Description

Excrement and sewage filtering and purifying device for livestock and poultry farm

Technical Field

The utility model relates to a livestock and poultry breeding technology field specifically is a livestock and poultry farm excrement sewage filter purification device.

Background

In livestock and poultry breeding, the treatment of feces and sewage of the bred livestock and poultry is a key and difficult problem in the livestock and poultry breeding. The discharged sewage can be discharged after being treated, and if the discharged sewage is not up to standard or is directly discharged without being treated, the discharged sewage can cause serious pollution to the surrounding environment and seriously affect the normal life of surrounding residents. In addition, the feces and sewage contain recyclable nutrients, and if the feces and sewage are directly discharged without utilization, the environment is polluted and the nutrients are lost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a livestock and poultry farm excrement sewage filtration purification device, process the utility model discloses the excrement sewage after the processing is little to the pollution that the surrounding environment caused, can carry out recycle to the nutrient in the excrement sewage of livestock and poultry farm moreover.

The utility model discloses a realize like this: a livestock and poultry farm fecal sewage filtering and purifying device comprises a fecal sewage filtering tank, a fecal sewage pump, a sewage delivery pump, a methane tank, a buffer mixing tank, a flocculating agent storage tank, a flocculating agent delivery pump, a settling tank, a sludge pump, a supernatant storage box, a supernatant delivery pump, an ejector and an ozone generator, wherein the fecal sewage filtering tank is connected with a fecal sewage discharge pipeline of a livestock and poultry farm, a filter plate is arranged in the fecal sewage filtering tank, the filter plate is obliquely arranged, a notch is formed in the wall of the fecal sewage filtering tank on the lower side of the filter plate, the lower end of the notch is connected with the upper end of the lower side of the filter plate, one side wall of the fecal sewage filtering tank is attached to the wall of the fecal sewage filtering tank, and the upper end of the fecal sewage filtering tank is lower than the lower end of the notch; the filter plate divides the interior of the fecal sewage filter tank into an upper cavity and a lower cavity, the lower cavity is connected with a water inlet of a sewage conveying pump through a pipeline, the sewage conveying pump conveys sewage in the lower cavity of the fecal sewage filter tank into a buffer mixing tank through a first water pipe, the flocculant conveying pump conveys a flocculant in a flocculant storage tank into the buffer mixing tank, the sewage in the buffer mixing tank enters a settling tank through a second water pipe, a sewage discharge port is formed in the bottom wall or the side wall of the bottom of the settling tank, a feed inlet of the sludge pump is connected with the sewage discharge port of the settling tank, a discharge port of the sludge pump conveys sludge settled at the bottom of the settling tank into a methane tank, and the sludge pump conveys fecal sludge in the fecal sewage filter tank into the methane tank; the utility model discloses a liquid jet aerator, including settling cask, overflow pipe, supernatant delivery pump, ozone generator, overflow pipe, overflow port, liquid outlet, supernatant delivery pump, jet aerator, ozone generator, the last overflow port that is provided with on the upper end lateral wall of settling cask, the overflow port links to each other through overflow pipe and supernatant deposit the inlet of case, the liquid outlet that the case was deposited to the supernatant links to each other with the inlet of supernatant delivery pump, the leakage fluid dram of supernatant delivery pump links to each.

Furthermore, the fecal sewage drainage pipeline is communicated with the upper cavity of the fecal sewage filtering tank, and the discharge port of the fecal sewage drainage pipeline is positioned on the tank wall of the fecal sewage filtering tank on the higher side of the filter plate.

Further, the utility model discloses still be provided with static mixer, the liquid outlet of ejector links to each other with static mixer's inlet.

Further, the upper end outside cover of buffering blending tank is equipped with annular water pipe, be connected with a plurality of connecting pipes on annular water pipe's the inboard pipe wall, the one end of connecting pipe is linked together with annular water pipe's inside, and the other end is connected on buffering blending tank's the upper end outer wall and is linked together with buffering blending tank's inside, annular water pipe is linked together through the leakage fluid dram of third water pipe and flocculating agent delivery pump.

Furthermore, the upper end wall of the buffer mixing tank is provided with a connecting through hole at the joint with each connecting pipe, and the connecting through holes are uniformly arranged along the circumferential direction of the buffer mixing tank.

Furthermore, a plurality of supporting baffles are fixedly arranged on the outer wall of the upper end of the buffering mixing tank, the supporting baffles are uniformly arranged along the circumferential direction of the buffering mixing tank, and the supporting baffles are used for supporting the annular water pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the excrement sewage treated by the utility model has little pollution to the surrounding environment, and generates marsh gas, thereby realizing the recycling of nutrients in the excrement sewage of livestock and poultry farms.

2. The utility model discloses still be provided with static mixer, the liquid outlet of ejector links to each other with static mixer's inlet, and the liquid outlet exhaust supernatant that contains ozone by the ejector gets into static mixer for supernatant and ozone further mix, and prolonged the time of germ and harmful substance in the ozone oxidation supernatant, further improved the utilization ratio of ozone and the oxidation effect of ozone.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a device for filtering and purifying feces and sewage in a livestock and poultry farm according to the present invention;

FIG. 2 is a top view of a filter plate of the device for filtering and purifying feces and sewage in a livestock and poultry farm according to the present invention;

fig. 3 is a top view of the buffer mixing tank of the device for filtering and purifying feces and sewage in livestock and poultry farm.

In the figure: 1. a fecal sewage filtering tank; 2. a manure pit; 3. a manure pump; 4. a sewage delivery pump; 5. a biogas generating pit; 6. a buffer mixing tank; 7. a flocculant storage tank; 8. a flocculant delivery pump; 9. a settling tank; 10. a sludge pump; 11. a supernatant storage box; 12. a supernatant transfer pump; 13. an ejector; 14. an ozone generator; 15. a third water pipe; 16. a fecal sewage drainage pipeline; 17. a filter plate; 18. a first water pipe; 19. a second water pipe; 20. an overflow pipe; 21. a static mixer; 22. an annular water pipe; 23. a connecting pipe; 24. and supporting the baffle.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and 2, in an embodiment of the present invention, a device for filtering and purifying fecal sewage in a livestock and poultry farm comprises a fecal sewage filtering tank 1, a fecal sewage tank 2, a fecal sewage pump 3, a sewage delivery pump 4, a methane tank 5, a buffer mixing tank 6, a flocculant storage tank 7, the device comprises a flocculating agent delivery pump 8, a settling tank 9, a sludge pump 10, a supernatant storage box 11, a supernatant delivery pump 12, an ejector 13 and an ozone generator 14, wherein a feces and sewage filtering tank 1 is connected with a feces and sewage discharge pipeline 16 of a livestock and poultry farm, a filtering plate 17 is arranged in the feces and sewage filtering tank 1, the filtering plate 17 is obliquely arranged, a notch is formed in the tank wall of the feces and sewage filtering tank 1 positioned on the lower side of the filtering plate 17, the lower end of the notch is connected with the upper end of the lower side of the filtering plate 17, one side wall of the feces and sludge tank 2 is attached to the tank wall of the feces and sewage filtering tank 1 provided with the notch, and the upper end of the feces and sludge tank 2 is lower than the lower end of the notch; the filter plate 17 divides the interior of the fecal sewage filtering tank 1 into an upper cavity and a lower cavity, the lower cavity is connected with a water inlet of the sewage conveying pump 4 through a pipeline, the sewage conveying pump 4 conveys sewage in the lower cavity of the fecal sewage filtering tank 1 into the buffer mixing tank 6 through the first water pipe 18, the flocculant conveying pump 8 conveys a flocculant in the flocculant storage tank 7 into the buffer mixing tank 6, the sewage in the buffer mixing tank 6 enters the settling tank 9 through the second water pipe 19, a sewage discharge port is arranged on the bottom wall or the bottom side wall of the settling tank 9, a feed inlet of the sludge pump 10 is connected with a sewage discharge port of the settling tank 9, a discharge port of the sludge pump 10 conveys sludge settled at the bottom in the settling tank 9 into the methane tank 5, and the fecal sludge pump 3 conveys the fecal sludge in the fecal sewage filtering tank 2 into the methane tank 5; an overflow port is arranged on the side wall of the upper end of the settling tank 9, the overflow port is connected with a liquid inlet of the supernatant storage box 11 through an overflow pipe 20, a liquid outlet of the supernatant storage box 11 is connected with a liquid inlet of the supernatant delivery pump 12, a liquid outlet of the supernatant delivery pump 12 is connected with a liquid inlet of the ejector 13, and the ozone generator 14 is connected with a negative pressure air suction port of the ejector 13 through a pipeline.

The utility model discloses a processing procedure and theory of operation: when livestock and poultry farms are cleaned, excrement sewage enters the excrement sewage filtering tank 1 through an excrement sewage discharge pipeline 16, wherein sewage with a filtering pore diameter smaller than that of the filtering plate 17 enters a lower cavity of the excrement sewage filtering tank 1, and other excrement and mud enters the excrement mud tank 2 through a notch formed in the wall of the excrement sewage filtering tank 1; sewage entering a lower cavity of the fecal sewage filtering pond 1 is conveyed into a buffer mixing tank 6 under the action of a sewage conveying pump 4, meanwhile, a prepared flocculating agent in a flocculating agent storage tank 7 is also conveyed into the buffer mixing tank 6 by a flocculating agent conveying pump 8, the sewage and the flocculating agent are mixed in the buffer mixing tank 6 and then enter a settling tank 9 through a second water pipe 19, sludge settled at the bottom of the settling tank 9 is pumped into a biogas digester 5 by a sludge pump 10 for treatment, fecal mud in the fecal mud pond 2 is pumped into the biogas digester 5 by a fecal mud pump 3 for treatment, firstly, biogas can be generated, and secondly, residues after treatment of the biogas digester 5 can be used for farmland fertilization; the supernatant flowing out of the overflow port of the settling tank 9 enters the supernatant storage box 11, then enters the ejector 13 under the action of the supernatant delivery pump 12, negative pressure is generated at the negative pressure suction port of the ejector 13 at the moment, ozone generated by the ozone generator 14 is sucked into the ejector 13 and is subjected to violent mixing reaction with the supernatant entering the ejector 13, the ozone and the supernatant are fully and uniformly mixed, so that the ozone can fully oxidize germs and harmful substances in the supernatant, the germs and the harmful substances in the supernatant can be cleaned more cleanly by the ozone, the utilization rate of the ozone is effectively improved, the odor of the supernatant after the ozone treatment is removed, the contents of the germs and the harmful substances are very small, and the environmental pollution to the periphery after the discharge is very small.

As can be seen from the above, the fecal sewage treated by the utility model has little pollution to the surrounding environment, and generates marsh gas, thereby realizing the recycling of nutrients in the fecal sewage of livestock and poultry farms.

Referring to fig. 1, in the embodiment of the present invention, a fecal sewage drainage pipeline 16 is connected to an upper chamber of a fecal sewage filtering tank 1, and a discharge port of the fecal sewage drainage pipeline 16 is located on a wall of the fecal sewage filtering tank 1 on a higher side of a filter plate 17; this arrangement allows the filter plate 17 to more sufficiently filter the liquid dung entering the liquid dung filter tank 1 through the liquid dung discharge line 16.

Referring to fig. 1, in the embodiment of the present invention, the present invention further provides a static mixer 21, the liquid outlet of the ejector 13 is connected to the liquid inlet of the static mixer 21, and the supernatant containing ozone discharged from the liquid outlet of the ejector 13 enters the static mixer 21, so that the supernatant and ozone are further mixed, the time for oxidizing germs and harmful substances in the supernatant by ozone is prolonged, and the utilization rate of ozone and the oxidation effect of ozone are further improved.

Referring to fig. 1 and fig. 3, in the embodiment of the present invention, an annular water pipe 22 is sleeved outside an upper end of the buffer mixing tank 6, a plurality of connecting pipes 23 are connected to an inner pipe wall of the annular water pipe 22, one end of each connecting pipe 23 is communicated with the inside of the annular water pipe 22, the other end of each connecting pipe is connected to an outer wall of an upper end of the buffer mixing tank 6 and is communicated with the inside of the buffer mixing tank 6, a connecting through hole is respectively arranged at a connecting position of each connecting pipe 23 on an upper end wall of the buffer mixing tank 6, each connecting through hole is uniformly arranged along a circumferential direction of the buffer mixing tank 6, and the annular water pipe 22 is communicated with a liquid discharge port of the flocculant delivery pump; set up like this and make the flocculating agent can be more even add to the sewage in buffer mixing tank 6 for the mixing effect of flocculating agent and sewage is good, and then the effect of subsiding of sewage in settling cask 9 is also better.

Referring to fig. 1 and 3, in the embodiment of the present invention, a plurality of supporting baffles 24 are fixedly disposed on the outer wall of the upper end of the buffer mixing tank 6, each supporting baffle 24 is uniformly disposed along the circumferential direction of the buffer mixing tank 6, and the supporting baffles 24 are used for supporting the annular water pipe 22, so that the annular water pipe 22 is disposed more firmly.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A livestock and poultry farm excrement and sewage filtering and purifying device is characterized by comprising an excrement and sewage filtering tank (1), an excrement and mud tank (2), an excrement and mud pump (3), a sewage conveying pump (4), a methane tank (5), a buffer mixing tank (6), a flocculant storage tank (7), a flocculant conveying pump (8), a settling tank (9), a sludge pump (10), a supernatant storage tank (11), a supernatant conveying pump (12), an ejector (13) and an ozone generator (14), wherein the excrement and sewage filtering tank (1) is connected with an excrement and sewage discharge pipeline (16) of the livestock and poultry farm, a filtering plate (17) is arranged in the excrement and sewage filtering tank (1), the filtering plate (17) is obliquely arranged, a notch is formed in the tank wall of the excrement and sewage filtering tank (1) on the lower side of the filtering plate (17), the lower end of the notch is connected with the upper end of the lower side of the filtering plate (17), one side wall of the manure pit (2) is attached to the pit wall of the manure and sewage filter pit (1) with the notch, and the upper end of the manure pit (2) is lower than the lower end of the notch; the filter plate (17) divides the interior of the fecal sewage filtering tank (1) into an upper cavity and a lower cavity, the lower cavity is connected with a water inlet of the sewage delivery pump (4) through a pipeline, the sewage delivery pump (4) delivers sewage in the lower cavity of the fecal sewage filtering tank (1) to the buffer mixing tank (6) through a first water pipe (18), the flocculant delivery pump (8) delivers a flocculant in the flocculant storage tank (7) to the buffer mixing tank (6), sewage in the buffer mixing tank (6) enters the settling tank (9) through a second water pipe (19), a sewage discharge port is arranged on the bottom wall or the bottom side wall of the settling tank (9), a feed inlet of the sludge pump (10) is connected with the sewage discharge port of the settling tank (9), and sludge settled at the bottom in the settling tank (9) is delivered to the methane tank (5) through a discharge port of the sludge pump (10), the manure pump (3) sends the manure in the manure pool (2) to the methane tank (5); the utility model discloses a liquid jet aerator, including settling cask (9), overflow pipe (20), liquid outlet, supernatant delivery pump (12), ozone generator (14) are provided with the overflow mouth on the upper end lateral wall of settling cask (9), the overflow mouth links to each other through overflow pipe (20) and the inlet that the case (11) was deposited to the supernatant, the liquid outlet that the case (11) was deposited to the supernatant links to each other with the inlet of supernatant delivery pump (12), the leakage fluid dram of supernatant delivery pump (12) links to each other with the inlet of ejector (13), ozone generator (14) link to each other through the negative pressure induction.

2. The device for filtering and purifying the fecal sewage of livestock and poultry farm according to claim 1, wherein the fecal sewage discharging pipeline (16) is communicated with the upper cavity of the fecal sewage filtering tank (1), and the discharging port of the fecal sewage discharging pipeline (16) is located on the wall of the fecal sewage filtering tank (1) on the higher side of the filtering plate (17).

3. A livestock and poultry farm manure water filtering and purifying device according to claim 1, characterized in that a static mixer (21) is further provided, and the liquid outlet of the ejector (13) is connected with the liquid inlet of the static mixer (21).

4. The device for filtering and purifying the fecal sewage of the livestock and poultry farm according to claim 1, wherein an annular water pipe (22) is sleeved outside the upper end of the buffer mixing tank (6), a plurality of connecting pipes (23) are connected to the inner side pipe wall of the annular water pipe (22), one end of each connecting pipe (23) is communicated with the inside of the annular water pipe (22), the other end of each connecting pipe is connected to the outer wall of the upper end of the buffer mixing tank (6) and communicated with the inside of the buffer mixing tank (6), and the annular water pipe (22) is communicated with the liquid discharge port of the flocculant conveying pump (8) through a third water pipe (15).

5. A filtering and purifying device for feces and sewage from livestock and poultry farms according to claim 4, characterized in that the upper end wall of the buffer mixing tank (6) is provided with a connecting through hole at the connection with each connecting pipe (23), and the connecting through holes are uniformly arranged along the circumferential direction of the buffer mixing tank (6).

6. A livestock and poultry farm manure water filtering and purifying device according to claim 5, characterized in that a plurality of supporting baffles (24) are fixedly arranged on the outer wall of the upper end of the buffer mixing tank (6), each supporting baffle (24) is uniformly arranged along the circumferential direction of the buffer mixing tank (6), and the supporting baffles (24) are used for supporting the annular water pipe (22).