CN211141844U

CN211141844U - Livestock-raising pig house sewage treatment device

Info

Publication number: CN211141844U
Application number: CN201922262710.2U
Authority: CN
Inventors: 唐华娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-31
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a livestock-raising pigsty sewage treatment device, including microbiological treatment tank and sedimentation tank, still include preliminary treatment pond, manure pit and a plurality of methane-generating pit, the right wall of preliminary treatment pond is the left wall of manure pit, the left wall of preliminary treatment pond is higher than its right wall, the slope is provided with the filter in the preliminary treatment pond, the preliminary treatment pond is connected with first sludge pump, the first sludge pump pumps the excrement-containing sewage in the preliminary treatment pond to the sedimentation tank, the bottom of sedimentation tank is connected with the second sludge pump, the second sludge pump pumps the excrement-containing sludge settled at the bottom of sedimentation tank to each methane-generating pit, the clarified water of sedimentation tank upper end flows into microbiological treatment tank through the overflow pipe; the septic tank is connected with the feed end of the slurry pump through a feces discharge pipe, the discharge end of the slurry pump is connected with a feed delivery pipe, and the slurry pump pumps the pig manure in the septic tank into each biogas digester through the feed delivery pipe; the utility model discloses can carry out effectual recycle with the pig manure in the pig house sewage, have energy-concerving and environment-protective advantage.

Description

Livestock-raising pig house sewage treatment device

Technical Field

The utility model relates to a pig house sewage treatment technical field specifically is a pig house sewage treatment plant is bred in livestock-raising.

Background

In the pig raising process, in order to protect the cleanness and the sanitation of the pigsty, the pigsty needs to be cleaned in time, a common cleaning method is to wash the pigsty by using water, sewage can be generated after the pigsty is washed, the sewage contains pig manure, and the sewage can be discharged after being treated. The existing pigsty sewage treatment device can not effectively recycle the pigsty sewage, so that the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pig house sewage treatment plant is bred in livestock-raising aims at improving current pig house sewage treatment plant and can not carry out effectual recycle to pig house sewage, causes the problem of wasting of resources.

The utility model discloses a realize like this: a sewage treatment device for a livestock breeding pigsty, which comprises a microorganism treatment tank and a sedimentation tank, and also comprises a pretreatment water tank, a septic tank and a plurality of methane tanks, the right wall of the pretreatment water tank is the left wall of the septic tank, the left wall of the pretreatment water tank is higher than the right wall of the pretreatment water tank, the pretreatment water tank is obliquely provided with a filter plate, the left end of the filter plate is higher than the right end of the filter plate, the right end of the filter plate is positioned at the upper end of the right wall of the pretreatment water tank, through holes are distributed on the upper end surface of the filter plate, the pretreatment water tank is connected with a first sludge pump, the first sludge pump pumps the feces-containing sewage in the pretreatment water tank to the sedimentation tank, the bottom of the sedimentation tank is connected with a second sludge pump, the second sludge pump pumps the sludge containing feces settled at the bottom of the settling pond into each methane tank, the upper end of the settling pond is connected with an overflow pipe, and clear water at the upper end of the settling pond flows into the microorganism treatment pond through the overflow pipe; the septic tank is connected with the feed end of the slurry pump through a feces discharge pipe, the discharge end of the slurry pump is connected with a feed delivery pipe, and the slurry pump pumps pig manure in the septic tank to each methane tank through the feed delivery pipe.

Furthermore, a supporting plate is arranged at the upper end of the middle of the septic tank, a driving device is arranged on the supporting plate, a stirring shaft is vertically arranged in the septic tank, and the upper end of the stirring shaft is connected with the driving device.

Furthermore, a first valve is arranged on the excrement discharging pipe.

Furthermore, connect first moisturizing pipe on the lateral wall of excrement discharge pipe, first moisturizing pipe is located between first valve and the manure pit with excrement discharge pipe junction, first moisturizing pipe links to each other with clarified water pump or water pipe, be provided with the second valve on the first moisturizing pipe.

Further, still connect the second moisturizing pipe on the lateral wall of excrement discharge pipe, second moisturizing pipe and excrement discharge pipe junction are located between first valve and the sediment stuff pump, the second moisturizing pipe links to each other with clarified water pump or water pipe, be provided with the third valve on the second moisturizing pipe.

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

1. the utility model discloses can carry out effectual recycle with the pig manure in the pig house sewage, have energy-concerving and environment-protective advantage.

2. Be provided with first valve on the excrement discharge pipe, when not using the sediment stuff pump, close first valve, can effectively prevent the jam problem that leads to in pig manure gets into excrement discharge pipe.

3. A second water replenishing pipe is connected to the side wall of the excrement discharging pipe, the joint of the second water replenishing pipe and the excrement discharging pipe is positioned between the first valve and the slurry pump, the second water replenishing pipe is connected with a clean water pump or a tap water pipe, and a third valve is arranged on the second water replenishing pipe; when the slurry pump is about to stop pumping the pig manure in the manure pit, the first valve is closed, the third valve is opened, clear water is supplemented into the manure discharge pipe through the second water supplementing pipe, the supplemented clear water is pumped to the conveying pipe by the slurry pump, the pig manure in the conveying pipe is cleaned, and the problem that the conveying pipe is blocked by the pig manure due to the fact that the slurry pump is not used for a long time is prevented.

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 sewage treatment plant for a livestock breeding pigsty of the present invention;

FIG. 2 is a schematic view of a connection structure between a sedimentation tank and a methane tank of the sewage treatment device for the livestock breeding pigsty of the utility model;

fig. 3 is an enlarged view of the area a in fig. 1.

In the figure: 1. a microbial treatment tank; 2. a sedimentation tank; 3. pretreating the water pool; 4. a septic tank; 5. a biogas generating pit; 6. a filter plate; 7. a first sludge pump; 8. an overflow pipe; 9. a manure discharge pipe; 10. a slurry pump; 11. a delivery pipe; 12. a drive device; 13. a stirring shaft; 14. a first valve; 15. a first water replenishing pipe; 16. a second valve; 17. a second water replenishing pipe; 18. a third valve; 19. a second sludge pump; 100. and (5) sewage disposal.

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, 2 and 3, in the embodiment of the present invention, a sewage treatment device for a piggery for livestock breeding comprises a microorganism treatment tank 1 and a sedimentation tank 2, and further comprises a pretreatment tank 3, a septic tank 4 and a plurality of methane tanks 5, wherein the right wall of the pretreatment tank 3 is the left wall of the septic tank 4, the left wall of the pretreatment tank 3 is higher than the right wall thereof, a filter plate 6 is obliquely arranged in the pretreatment tank 3, the left end of the filter plate 6 is higher than the right end, the right end of the filter plate 6 is positioned at the upper end of the right wall of the pretreatment tank 3, through holes are distributed on the upper end surface of the filter plate 6, the pretreatment tank 3 is connected with a first sludge pump 7, the first sludge pump 7 pumps the sewage containing feces in the pretreatment tank 3 to the sedimentation tank 2, the bottom of the sedimentation tank 2 is connected with a second sludge pump 19, the second sludge pump 19 pumps the sewage containing feces settled at the bottom of the sedimentation tank 2 to each methane tank 5, the upper end of the sedimentation tank 2 is connected with an overflow pipe 8, and clear water at the upper end of the sedimentation tank 2 flows into the microbial treatment tank 1 through the overflow pipe 8; the septic tank 4 is connected with the feed end of a slurry pump 10 through a feces discharge pipe 9, the discharge end of the slurry pump 10 is connected with a feed delivery pipe 11, and the slurry pump 10 pumps the pig manure in the septic tank 4 to each biogas digester 5 through the feed delivery pipe 11.

The utility model discloses a theory of operation: the piggery sewage after washing the piggery enters the pretreatment water pool 3 from the left end of the pretreatment water pool 3 through a sewage sewer 100 of the piggery and falls on the left end of the filter plate 6, most of the pig manure enters the septic tank 4 from the right end of the filter plate 6, and a small part of the pig manure enters the pretreatment water pool 3 below the filter plate 6 through a through hole arranged on the filter plate 6; the excrement-containing sewage entering the pretreatment water tank 3 is pumped into the sedimentation tank 2 for sedimentation treatment under the action of a first sludge pump 7, the excrement-containing sludge settled at the bottom of the sedimentation tank 2 is pumped into each methane tank 5 for recycling through a second sludge pump 19, clear water at the upper end of the sedimentation tank 2 flows into the microbial treatment tank 1 through an overflow pipe 8 for microbial degradation treatment, so that carbon, ammonia, nitrogen and phosphorus in the clear water can be effectively removed, and COD in the sewage can be rapidly removed; the pig manure entering the septic tank 4 contains part of sewage, and the pig manure in the septic tank 4 is pumped to each biogas digester 5 for recycling under the action of the slurry pump 10.

According to the above, the utility model discloses can carry out effectual recycle with the pig manure in the pig house sewage, have energy-concerving and environment-protective advantage.

Please refer to fig. 1, in the embodiment of the present invention, a supporting plate is disposed at the upper end of the middle portion of the septic tank 4, a driving device 12 is disposed on the supporting plate, the driving device 12 is composed of a motor and a speed reducer, a stirring shaft 13 is vertically disposed in the septic tank 4, the upper end of the stirring shaft 13 is connected to the driving device 12, the driving device 12 drives the stirring shaft 13 to stir the pig manure in the septic tank 4, so as to prevent the pig manure in the septic tank 4 from precipitating and solidifying and being unable to be pumped by the slurry pump 10.

Referring to fig. 3, in the embodiment of the present invention, the first valve 14 is disposed on the excrement discharging pipe 9, and when the slurry pump 10 is not used, the first valve 14 is closed, so as to effectively prevent the pig manure from entering the excrement discharging pipe 9 and causing blockage. A first water replenishing pipe 15 is connected to the side wall of the excrement discharging pipe 9, the joint of the first water replenishing pipe 15 and the excrement discharging pipe 9 is positioned between a first valve 14 and the septic tank 4, the first water replenishing pipe 15 is connected with a clean water pump or a tap water pipe, and a second valve 16 is arranged on the first water replenishing pipe 15; when the pig manure in the manure discharge pipe 9 and at the feed inlet is too viscous and cannot be pumped by the slurry pump 10, clear water is supplemented into the manure discharge pipe 9 through the first water supplementing pipe 15, and the pig manure in the manure discharge pipe 9 and at the feed inlet is diluted to enable the pig manure to be pumped by the slurry pump 10.

Referring to fig. 3, in the embodiment of the present invention, a second water replenishing pipe 17 is further connected to the side wall of the feces discharging pipe 9, a connection point between the second water replenishing pipe 17 and the feces discharging pipe 9 is located between the first valve 14 and the slurry pump 10, the second water replenishing pipe 17 is connected to a clean water pump or a tap water pipe, and a third valve 18 is disposed on the second water replenishing pipe 17; when the slurry pump 10 stops pumping the pig manure in the septic tank 4, the first valve 14 is closed, the third valve 18 is opened, clear water is supplemented into the manure discharge pipe 9 through the second water supplementing pipe 17, the slurry pump 10 pumps the supplemented clear water into the feed delivery pipe 11, the pig manure in the feed delivery pipe 11 is cleaned, and the problem that the feed delivery pipe 11 is blocked by the pig manure due to the fact that the slurry pump 10 is not used for a long time is solved.

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 breeding pigsty sewage treatment device comprises a microbial treatment pool (1) and a sedimentation pool (2), and is characterized by further comprising a pretreatment pool (3), a septic tank (4) and a plurality of methane pools (5), wherein the right wall of the pretreatment pool (3) is the left wall of the septic tank (4), the left wall of the pretreatment pool (3) is higher than the right wall of the pretreatment pool, a filter plate (6) is obliquely arranged in the pretreatment pool (3), the left end of the filter plate (6) is higher than the right end, the right end of the filter plate (6) is positioned at the upper end of the right wall of the pretreatment pool (3), through holes are distributed on the upper end surface of the filter plate (6), the pretreatment pool (3) is connected with a first sludge pump (7), the first sludge pump (7) pumps sewage containing feces in the pretreatment pool (3) to the sedimentation pool (2), and the bottom of the sedimentation pool (2) is connected with a second sludge pump (19), the second sludge pump (19) pumps the manure-containing sludge settled at the bottom of the settling pond (2) into each methane tank (5), the upper end of the settling pond (2) is connected with an overflow pipe (8), and clear water at the upper end of the settling pond (2) flows into the microbial treatment pond (1) through the overflow pipe (8); the septic tank (4) is continuous with the feed end of slurry pump (10) through arranging excrement pipe (9), the discharge end of slurry pump (10) is connected with conveying pipeline (11), slurry pump (10) are through conveying pipeline (11) with the pig manure pump pumping in septic tank (4) to each methane-generating pit (5) in.

2. The livestock breeding pigsty sewage treatment device according to claim 1, characterized in that a support plate is arranged at the upper end of the middle part of the septic tank (4), a driving device (12) is arranged on the support plate, a stirring shaft (13) is vertically arranged in the septic tank (4), and the upper end of the stirring shaft (13) is connected with the driving device (12).

3. An animal husbandry pig house sewage treatment plant according to claim 2, characterised in that the manure pipe (9) is provided with a first valve (14).

4. The livestock-raising pigsty sewage treatment device according to claim 3, characterized in that a first water replenishing pipe (15) is connected to the side wall of the manure discharging pipe (9), the joint of the first water replenishing pipe (15) and the manure discharging pipe (9) is positioned between a first valve (14) and the manure pit (4), the first water replenishing pipe (15) is connected with a clean water pump or a tap water pipe, and a second valve (16) is arranged on the first water replenishing pipe (15).

5. The livestock breeding pigsty sewage treatment device according to claim 4, characterized in that a second water replenishing pipe (17) is further connected to the side wall of the manure discharging pipe (9), the joint of the second water replenishing pipe (17) and the manure discharging pipe (9) is positioned between the first valve (14) and the slurry pump (10), the second water replenishing pipe (17) is connected with a clean water pump or a tap water pipe, and a third valve (18) is arranged on the second water replenishing pipe (17).