CN219290684U - Be used for beasts and birds to breed waste water treatment secondary sedimentation tank - Google Patents

Abstract

The utility model relates to a secondary sedimentation tank for livestock and poultry breeding wastewater treatment, which comprises a tank body, wherein a buffer groove is formed in the tank body, a guide plate is arranged below the buffer groove on the tank body, and the middle part of the guide plate is communicated with a guide pipe; a buffer component is arranged below the guide plate on the tank body, and the guide pipe is communicated with the buffer component; set up the dashing groove, play the effect of slowing down to the impact velocity that comes from the beasts and birds of inlet tube and breed waste water, set up buffer unit, further buffer to the beasts and birds of coming from the honeycomb duct and breed waste water for beasts and birds are bred waste water and slowly flow into the cell body, can not dash the mud in the secondary sedimentation tank, make the water turbid, guarantee the effect of secondary sedimentation tank mud-water separation.

Description

Be used for beasts and birds to breed waste water treatment secondary sedimentation tank

Technical Field

The utility model relates to the technical field of secondary sedimentation tanks, in particular to a secondary sedimentation tank for treating livestock and poultry breeding wastewater.

Background

The livestock and poultry breeding wastewater contains a large amount of pathogenic microorganisms, parasitic ova and breeding insects, and is accompanied with malodor, so that the appearance and the air quality of the water body are seriously influenced, and therefore, the livestock and poultry breeding wastewater can be discharged into the surrounding water body after being treated, and at present, the livestock and poultry breeding wastewater is mostly treated by adopting a two-stage AO technology, and enters a secondary sedimentation tank for mud-water separation after being denitrified by an anaerobic tank and an aerobic tank. In the prior art, sewage directly flows into the secondary sedimentation tank through a pipeline, so that sludge in the secondary sedimentation tank is easy to wash up, water is turbid, and sludge precipitation is not facilitated.

Disclosure of Invention

The utility model aims to design a secondary sedimentation tank for livestock and poultry breeding wastewater treatment, which can avoid the effect of livestock and poultry breeding wastewater on standing of the secondary sedimentation tank, is beneficial to better sedimentation of sludge and solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a secondary sedimentation tank for livestock and poultry breeding wastewater treatment, which comprises a tank body, wherein a buffer groove is arranged on the tank body, the buffer groove surrounds the upper part of the tank body, and a plurality of water holes are formed in the inner side of the buffer groove; a guide plate is arranged on the tank body and below the buffer tank, and the middle part of the guide plate is communicated with a guide pipe; a buffer component is arranged below the guide plate on the tank body, and the guide pipe is communicated with the buffer component; one side of the tank body is communicated with a water inlet pipe, the water inlet pipe is communicated with the buffer tank, the bottom of the tank body is communicated with a sludge discharge port, a plurality of overflow ports are formed in the side face of the tank body, and the overflow ports are located below the buffer assembly.

Further, the buffer assembly comprises a connecting pipe, a fixed ring and a plurality of shunt pipes, wherein the connecting pipe is communicated with the flow guide pipe, the fixed ring is installed on the tank body, one end of each shunt pipe is connected with the fixed ring, one end of each shunt pipe is communicated with the connecting pipe, and the plurality of shunt pipes are circumferentially arrayed on the connecting pipe by taking the connecting pipe as a circle center; the shunt tube is also communicated with a plurality of water distribution heads.

Further, a grid mesh is further installed on the tank body, and the grid mesh is located below the buffer groove and above the guide plate.

Further, an overflow water channel is arranged on the outer wall of the tank body, the overflow water channel is communicated with the overflow port, and a water outlet pipe is communicated with the bottom of the overflow water channel.

Further, the bottom of the tank body is conical.

Further, the water inlet pipe is provided with an electromagnetic valve.

Further, a first concentration meter is arranged on the tank body, and is positioned below the overflow port and between the sludge discharge ports.

Further, the sludge discharge port is communicated with a sludge discharge pipe, and the sludge discharge port is provided with a second concentration meter.

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

when the device is used, the buffer groove is arranged to play a role in slowing down the impact speed of the livestock and poultry breeding wastewater from the water inlet pipe, and the livestock and poultry breeding wastewater entering the buffer groove flows out to the guide plate through the water through holes in the buffer groove and flows into the guide pipe through the guide effect of the guide plate; the buffer component is arranged, so that livestock and poultry breeding wastewater from the guide pipe is further buffered, the livestock and poultry breeding wastewater slowly flows into the tank body, sludge in the secondary sedimentation tank cannot be washed up, water is turbid, and the mud-water separation effect of the secondary sedimentation tank is ensured; when the water level in the tank body reaches the overflow port, livestock and poultry breeding wastewater overflows out through the overflow port, and when the sludge reaches the preset concentration, the wastewater is discharged through the sludge discharge port.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

fig. 3 is an enlarged view at a of fig. 2.

The names of the components marked in the figures are as follows:

1. a cell body; 2. a water inlet pipe; 3. an electromagnetic valve; 4. a buffer tank; 5. a water through hole; 6. a grid mesh; 7. a deflector; 8. a flow guiding pipe; 9. an overflow port; 10. an overflow water channel; 11. a water outlet pipe; 12. a connecting pipe; 13. a shunt; 14. a fixing ring; 15. a water distribution head; 16. a sludge discharge port; 17. a mud pipe.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Examples: referring to fig. 1-3, a secondary sedimentation tank for livestock and poultry cultivation wastewater treatment comprises a tank body 1, wherein a buffer tank 4 is arranged on the tank body 1, the buffer tank 4 surrounds the upper part in the tank body 1, the top of the buffer tank 4 is lower than the top of the buffer tank 4, and water in the buffer tank 4 is prevented from overflowing outside the tank body 1; a plurality of water holes 5 are formed in the inner side of the buffer tank 4, a certain distance is reserved between the water holes 5 and the bottom of the buffer tank 4, so that livestock and poultry breeding wastewater flows through the whole buffer tank 4, the buffer effect of the buffer tank 4 is improved, and the buffered livestock and poultry breeding wastewater flows into the guide plate 7 through the water holes 5; one side of the tank body 1 is communicated with a water inlet pipe 2, the water inlet pipe 2 is communicated with a buffer tank 4, a certain distance is reserved between the water inlet pipe 2 and the bottom in the buffer tank 4, the backflow of livestock and poultry breeding wastewater is prevented, the water inlet pipe 2 is provided with an electromagnetic valve 3, the electromagnetic valve 3 is electrically connected with a controller, and the controller controls the switch of the electromagnetic valve 3; the upper part of the tank body 1, which is positioned below the buffer tank 4, is provided with a guide plate 7, the middle part of the guide plate 7 is communicated with a guide pipe 8, the lower end of the guide pipe 8 is provided with a plurality of diversion holes, and livestock and poultry breeding wastewater can be diverted into a diversion pipe 13 of the buffer assembly through the diversion holes and can be uniformly distributed into the diversion pipe 13; the guide plate 7 is inclined inwards by taking the guide pipe 8 as a circle center, so that livestock and poultry breeding wastewater can flow towards the guide pipe 8 conveniently; the cell body 1 is also provided with a grid net 6, the grid net 6 is positioned below the buffer tank 4 and above the guide plate 7, the impact force of livestock and poultry breeding wastewater flowing down through the buffer tank 4 on the grid net 6 is slowed down, the loss on the grid net 6 is lightened, and most impurities can be filtered by the grid net 6 so as to avoid blocking the guide pipe 8; the buffer component is arranged below the guide plate 7 on the tank body 1, the guide pipe 8 is communicated with the buffer component, the buffer component comprises a connecting pipe 12, a fixed ring 14 and a plurality of shunt pipes 13, the connecting pipe 12 is communicated with the guide pipe 8, the fixed ring 14 is arranged on the tank body 1, one end of each shunt pipe 13 is connected with the fixed ring 14, the other end of each shunt pipe is communicated with the connecting pipe 12, the plurality of shunt pipes 13 are connected to the connecting pipe 12 in a circumferential array with the connecting pipe 12 as a circle center, a plurality of water distributing heads 15 are also communicated on the shunt pipes 13, livestock and poultry breeding wastewater flows into the connecting pipe 12 through the guide pipe 8, is shunted into each shunt pipe 13 through the connecting pipe 12, then flows into the water distributing heads 15, the water velocity is slowed down, evenly flows into the water surface in the tank body 1, the water flows radially to the periphery of the tank, the water velocity is gradually reduced, sludge or flocculent objects in the secondary sedimentation tank are not washed up, the secondary sedimentation tank is facilitated, partial particles in the livestock and poultry breeding wastewater gradually slowly sediment at the bottom of the tank to form sludge, and the effect of secondary sedimentation tank sludge separation is ensured.

The side of cell body 1 has seted up a plurality of overflow mouth 9, and overflow mouth 9 are located the below of buffer unit, are equipped with overflow water channel 10 on the outer wall of cell body 1, overflow water channel 10's bottom intercommunication has outlet pipe 11 and overflow mouth 9 intercommunication, and overflow water channel 10's bottom intercommunication has outlet pipe 11, and when the water level in cell body 1 reached overflow mouth 9, beasts and birds breed waste water overflowed to overflow water channel 10 through overflow mouth 9, through overflow water channel 10 water inlet and outlet pipe 11. The bottom of the tank body 1 is conical, which is favorable for better sedimentation of sludge, and is convenient for cleaning and discharging the sludge, the bottom of the tank body 1 is communicated with a sludge discharge port 16, the sludge discharge port 16 is communicated with a sludge discharge pipe 17, and the sludge discharge pipe 17 is connected with a sludge pump. The first concentration meter is arranged on the tank body 1, the first concentration meter is positioned below the overflow port 9 and between the sludge discharge ports 16, the sludge discharge ports 16 are provided with the second concentration meter, the first concentration meter and the second concentration meter are used for detecting the sludge concentration at the bottom of the tank body 1, the first concentration meter and the second concentration meter are electrically connected with the controller, when the sludge concentration at the position of the first concentration meter reaches the preset high concentration, the first concentration meter transmits a signal to the controller, the controller receives the information transmitted by the first concentration meter, the electromagnetic valve 3 of the water inlet pipe 2 is controlled to be closed, the water inlet of the water inlet pipe 2 is stopped, meanwhile, the controller controls the sludge pump to be started, and sludge is discharged through the sludge discharge pipe 17; when the sludge concentration at the position of the second concentration meter reaches the preset low concentration, the second concentration meter transmits a signal to the controller, the controller receives the information transmitted by the second concentration meter, the electromagnetic valve 3 of the water inlet pipe 2 is controlled to be started, the water inlet pipe 2 is controlled to be fed, and meanwhile, the controller controls the sludge pump to be closed to stop discharging sludge.

The working principle of the embodiment is as follows: when the device is used, the electromagnetic valve 3 is in an open state, livestock and poultry breeding wastewater enters water through the water inlet pipe 2 and flows into the buffer tank 4 and then flows out through the water through holes 5 on the buffer tank 4, and flows into the guide plate 7 through the grid net 6, the livestock and poultry breeding wastewater flows into the connecting pipe 12 through the guide pipe 8 on the guide plate 7, is split into each split pipe 13 through the connecting pipe 12, then flows into the water distribution head 15, the water flow speed is slowed down, the water flows into the water surface in the tank body 1 uniformly, and partial particles in the livestock and poultry breeding wastewater gradually and slowly settle at the bottom of the tank to form sludge; when the water level in the tank body 1 reaches the overflow port 9, the livestock and poultry breeding wastewater overflows to an overflow water channel 10 through the overflow port 9, and is converged into a water inlet and outlet pipe 11 through the overflow water channel 10; when the sludge concentration at the position of the first concentration meter reaches a preset high concentration, the first concentration meter transmits a signal to the controller, the controller receives information transmitted by the first concentration meter, the electromagnetic valve 3 of the water inlet pipe 2 is controlled to be closed, water inlet of the water inlet pipe 2 is stopped, meanwhile, the controller controls the sludge pump to be started, and sludge is discharged through the sludge discharge pipe 17; when the sludge concentration at the position of the second concentration meter reaches the preset low concentration, the second concentration meter transmits a signal to the controller, the controller receives the information transmitted by the second concentration meter, the electromagnetic valve 3 of the water inlet pipe 2 is controlled to be opened, the water inlet pipe 2 is controlled to be filled with water, and meanwhile, the controller controls the sludge pump to be closed, and the sludge discharge is stopped, so that the circulation is performed.

It should be noted that, in all the embodiments described above, the controller may include a programmable controller or a PLC or a single chip microcomputer commonly used in the market, which is used to control the switch of the electromagnetic valve, the start and stop of the mud pump, etc., and the controller may make corresponding action instructions for each mechanism according to the feedback signal, so as to control the operations of water inlet and mud discharge of the secondary sedimentation tank, and the specific control mode of the control system is not in the protection scope of the present utility model, and will not be described herein;

the present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (8)

1. The utility model provides a be used for beasts and birds to breed waste water treatment secondary sedimentation tank, includes cell body (1), its characterized in that: the pool body (1) is provided with a buffer groove (4), the buffer groove (4) surrounds the upper part of the pool body (1), and a plurality of water holes (5) are formed in the inner side of the buffer groove (4); a guide plate (7) is arranged on the tank body (1) and below the buffer tank (4), and a guide pipe (8) is communicated with the middle part of the guide plate (7); a buffer component is arranged below the guide plate (7) on the tank body (1), and the guide pipe (8) is communicated with the buffer component; one side intercommunication on the cell body (1) has inlet tube (2), inlet tube (2) with buffer tank (4) intercommunication, the bottom intercommunication of cell body (1) has mud discharge gate (16), a plurality of overflow mouth (9) have been seted up to the side of cell body (1), overflow mouth (9) are located buffer assembly's below.

2. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: the buffer assembly comprises a connecting pipe (12), a fixed ring (14) and a plurality of shunt pipes (13), the connecting pipe (12) is communicated with the flow guide pipe (8), and the fixed ring (14) is arranged on the tank body (1); one end of the shunt tube (13) is connected with the fixed ring (14), and the other end is communicated with the connecting tube (12); the plurality of shunt tubes (13) are connected to the connecting tube (12) in a circumferential array by taking the connecting tube (12) as a circle center; the shunt tube (13) is also communicated with a plurality of water distribution heads (15).

3. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: and the tank body (1) is also provided with a grid mesh (6), and the grid mesh (6) is positioned below the buffer groove (4) and above the guide plate (7).

4. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: an overflow water channel (10) is arranged on the outer wall of the tank body (1), the overflow water channel (10) is communicated with the overflow port (9), and a water outlet pipe (11) is communicated with the bottom of the overflow water channel (10).

5. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: the bottom of the tank body (1) is conical.

6. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: the water inlet pipe (2) is provided with an electromagnetic valve (3).

7. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: the pool body (1) is provided with a first concentration meter which is positioned below the overflow port (9) and between the sludge discharge ports (16).

8. The secondary sedimentation tank for livestock and poultry raising wastewater treatment according to claim 1, wherein: the sludge discharge port (16) is communicated with a sludge discharge pipe (17), and the sludge discharge port (16) is provided with a second concentration meter.

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