CN223144201U - Sedimentation connecting device for sewage transit and solid blocks - Google Patents

Abstract

The utility model discloses a sedimentation connecting device for sewage transfer and solid blocks, which belongs to the technical field of sewage treatment and comprises a sedimentation tank, wherein one side of the sedimentation tank is horizontally provided with a plurality of sewage pipelines, a sedimentation tank and a water outlet pipeline are sequentially arranged along the sewage conveying direction, the sewage pipelines are connected through the sedimentation tank, sewage enters the sedimentation tank along the tangential direction of the sedimentation tank, the water outlet directions of the plurality of sewage pipelines are not overlapped with the water outlet direction of the water outlet pipeline, the bottoms of the plurality of sewage pipelines are higher than the top ends of the water outlet pipeline, the inner wall of the sedimentation tank is vertically provided with a baffle plate, the baffle plate and the plurality of sewage pipelines are arranged on the same side of the sedimentation tank, a splitter plate is arranged below the baffle plate, one end of the splitter plate is fixedly connected with the inner wall of the sedimentation tank, the other end of the splitter plate is suspended and is inclined downwards, and a plurality of holes are formed in the splitter plate. According to the utility model, the sedimentation tank is arranged between the sewage discharge pipeline and the water outlet pipeline, so that solid blocks are settled in the sedimentation tank, the pipeline is prevented from being blocked, and the cleaning efficiency is high.

Description

Sedimentation connecting device for sewage transit and solid blocks

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sedimentation connecting device for sewage transfer and solid blocks.

Background

Sewage in xylose production is subjected to anaerobic treatment and then enters an activated sludge tank for continuous treatment, then water with activated sludge is settled by a secondary sedimentation tank, the sewage at the upper layer of the secondary sedimentation tank reaches the standard of entering an urban pipe network, a small amount of suspended matters, dissolved calcium ions and the like are still generated, in the discharge process, because the sewage discharge pipeline of the secondary sedimentation tank is far away from a discharge port, the sewage conveying pipeline is long, under the condition of higher sewage water temperature, long-term conveying sewage can scale on a pipe wall and adhere to sticky substances, the sticky substances can fall off after water flushing, the pipelines are accumulated in the pipeline, especially underground drainage pipelines which are far away after passing through an outer sewage outlet, a plurality of sewage discharge pipelines are usually arranged on the secondary sedimentation tank, and are required to be connected with the main sewage discharge pipeline due to the position, and the elbow pipelines are also required to be connected, and the elbow pipelines can generate resistance to the sewage conveying, and the elbow pipelines are easier to scale and adhere to the sticky substances, so that the operation of the sewage treatment system is difficult.

In the prior art, the problem of blockage of a sewage discharge pipeline is mostly solved by arranging a sedimentation device at the lower end of a horizontal sewage discharge pipeline or adding a filter screen in a sedimentation tank, the sewage discharge pipeline of a secondary sedimentation tank is longer, a plurality of sedimentation devices are arranged, the cleaning frequency is high, the cleaning efficiency is low, the normal operation of production is affected, the problem of drainage resistance caused by a plurality of elbow pipelines is not solved, partial suspended matters in sewage can be filtered out by adding the filter screen, but the scaling on the pipe wall is the result of long-term conveying of sewage with higher water temperature, and the problem of blockage of the sewage discharge pipeline cannot be solved by only adding the filter screen.

In view of the above problems of the prior art, the present utility model combines years of design and experience in use in the related art to design and manufacture a sewage transfer and solid block sedimentation connection device, so as to overcome the above drawbacks.

Disclosure of utility model

The utility model provides a sewage transfer and solid block sedimentation connecting device, which is used for sewage discharge without elbow pipeline connection, reduces sewage discharge resistance, intensively cleans solid blocks and avoids blockage of a conveying pipeline.

In order to achieve the aim, the technical scheme includes that the sedimentation connecting device for sewage transfer and solid block comprises a sedimentation tank, wherein one side of the sedimentation tank is horizontally provided with a plurality of sewage pipelines, the sedimentation tank and a water outlet pipeline are sequentially arranged along the sewage conveying direction, the sewage pipelines are connected through the sedimentation tank, the sewage pipelines are connected with the sedimentation tank along the tangential direction of the sedimentation tank, the water outlet direction of the sewage pipelines is not overlapped with the water outlet direction of the water outlet pipeline, and the bottom ends of the sewage pipelines are higher than the top end of the water outlet pipeline;

The sedimentation tank is characterized in that a baffle is vertically arranged on the inner wall of the sedimentation tank, the baffle and a plurality of sewage pipelines are arranged on the same side of the sedimentation tank, the baffle is perpendicular to the outward extending direction of the sewage pipelines, the top end of the baffle is higher than the top ends of the sewage pipelines, and the bottom end of the baffle is lower than the bottom ends of the sewage pipelines;

A splitter plate is arranged below the baffle, one end of the splitter plate is fixedly connected with the inner wall of the settling tank, the other end of the splitter plate is suspended and inclined downwards, and a plurality of holes are formed in the splitter plate;

The end, far away from the settling tank, of the water outlet pipeline is connected with an underground drainage pipeline, and the water outlet pipeline and the underground drainage pipeline are in the same straight line;

The sedimentation tank bottom opening, the opening part is connected with the short pipeline, be equipped with the valve on the short pipeline.

Preferably, a plurality of sewage pipes are provided with filter screens near the sedimentation tank end.

Preferably, the sewage pipes are provided with valves, and the water outlet pipe is provided with a valve.

Preferably, the lower end of the sedimentation tank is funnel-shaped.

Preferably, a mud receiving groove is arranged below the short pipe.

The utility model has the advantages that:

1. According to the utility model, the sedimentation tank is arranged between the sewage pipeline and the water outlet pipeline, so that the influence caused by the difference of the axes of the sewage pipeline and the water outlet pipeline on the plane is eliminated, the sewage discharge can be completed without using an elbow pipeline, and the solid blocks are uniformly cleaned in the sedimentation tank, so that the cleaning efficiency is high.

2. The utility model is provided with the baffle plate and the flow dividing plate, the baffle plate blocks the sewage entering the settling tank, the sewage kinetic energy is reduced, the flow dividing plate divides the sewage blocked by the baffle plate, the baffle plate and the flow dividing plate jointly reduce the turbulent kinetic energy of the sewage falling into the settling tank, the influence of the sewage on settled solid blocks in the settling tank is effectively reduced, and the settling time is reduced.

Drawings

Fig. 1 is a schematic view of a sedimentation connection device for sewage transfer and solid blocks.

Fig. 2 is a plan view of a settling tank in a settling connection device for sewage transfer and solid cake.

In the figure, a 1-sedimentation tank, a 2-sewage discharge pipeline, a 3-sedimentation tank, a 4-short pipeline, a 5-water outlet pipeline, a 6-underground drainage pipeline, a 7-mud receiving tank, an 8-baffle plate and a 9-splitter plate.

Detailed Description

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

As shown in fig. 1 and 2, a sedimentation connection device for sewage transfer and solid blocks comprises a sedimentation tank 1, a plurality of sewage pipelines 2 are horizontally arranged on one side of the sedimentation tank 1, the sedimentation device further comprises a sedimentation tank 3 and a water outlet pipeline 5, the plurality of sewage pipelines 2, the sedimentation tank 3 and the water outlet pipeline 5 are sequentially arranged along the sewage conveying direction, the plurality of sewage pipelines 2 and the water outlet pipeline 5 are connected through the sedimentation tank 3, the plurality of sewage pipelines 2 are connected with the sedimentation tank 3 along the tangential direction of the sedimentation tank 3, the water outlet direction of the plurality of sewage pipelines 2 and the water outlet direction of the water outlet pipeline 5 are not overlapped, the bottom ends of the plurality of sewage pipelines 2 are higher than the top ends of the water outlet pipeline 5, a baffle 8 is vertically arranged on the inner wall of the sedimentation tank 3 and is positioned on the same side of the sedimentation tank 1, the baffle 8 is vertical to the outer extending direction of the plurality of sewage pipelines 2, the top ends of the baffle 8 are higher than the top ends of the plurality of the sewage pipelines 2, the baffle 8 is lower than the bottom ends of the plurality of the sewage pipelines 2, a splitter plate 9 is arranged below the baffle plate 8, one end of the splitter plate 9 is fixedly connected with the inner wall of the sedimentation tank 1, the splitter plate 9 is suspended and is inclined downwards, the other end of the splitter plate 9 is provided with the water outlet pipeline 5, the water outlet pipeline 5 is not overlapped with the water outlet direction, the water outlet pipeline is vertically arranged on the inner wall of the sedimentation tank 4, and is provided with a short pipe opening 6, and is connected with a short pipe 4 at the bottom opening of the water outlet pipeline 6.

The end of a plurality of sewage pipelines 2 close to the sedimentation tank 1 is provided with a filter screen (not shown in the figure), the sewage pipelines 2 are provided with valves, the water outlet pipeline 5 is provided with a valve, the lower end of the sedimentation tank 3 is funnel-shaped, and the lower part of the short pipeline 4 is provided with a mud receiving groove 7.

The utility model eliminates the influence caused by the misalignment of the water outlet directions and the height difference of the sewage discharge pipeline 2 and the water outlet pipeline 5 by arranging the sedimentation tank 3 between the sewage discharge pipeline 2 and the water outlet pipeline 5, can realize sewage discharge under the condition of not using an elbow pipeline, ensures that solid blocks falling off from the sewage on the sewage discharge pipeline 2 after flushing with sewage enter the sedimentation tank 3 along with the sewage, and can be blocked when reaching the baffle 8, the baffle 8 can reduce the kinetic energy of the sewage, the sewage and the solid blocks fall onto the splitter plate 9 along the baffle 8, the splitter plate 9 splits the sewage, the sewage flows out of the round holes of the splitter plate 9 and the suspended end of the splitter plate 9 respectively, the solid blocks fall from the suspended end of the splitter plate 9, baffle 8 and flow distribution plate 9 reduce the vortex phenomenon that sewage falls into the settling cask from the eminence jointly and arouses, reduce the influence to the sewage that has subsided the separation in the settling cask, reduce settling time, sewage falls from baffle 8 and erodees flow distribution plate 9, the solid cake can not stop on flow distribution plate 9, outlet pipe 5 and underground drainage pipe 6 are on a straight line, sewage discharge resistance has been reduced, divide into upper and lower two-layer with sewage and solid cake in settling cask 3, upper sewage is discharged from outlet pipe 5, directly get into underground drainage pipe 6, the pipeline can not be stopped up in the sewage discharge process, the solid cake that subsides in settling cask 3 bottom is discharged into mud receiving tank 7 through short pipeline 4, concentrate the clearance, improve cleaning efficiency.

Detailed operation procedure

The valve on the sewage drainage pipeline 2 is opened to drain sewage reaching the drainage standard, the sewage washes the pipe wall of the sewage drainage pipeline 2, solid blocks are flushed down, the solid blocks are flushed into the settling tank 3 along the sewage, the sewage and the solid blocks are blocked by the baffle 8 when passing through the baffle 8, fall onto the flow distribution plate 9 along the baffle 8, the sewage respectively flows out from the hole of the flow distribution plate 9 and the suspended end of the flow distribution plate 9, the solid blocks fall down from the suspended end of the flow distribution plate 9, the solid blocks are deposited at the bottom of the settling tank 3, when the upper sewage reaches the height of the water outlet pipeline 5, the valve on the water outlet pipeline 5 is opened, the sewage enters the water outlet pipeline 5 from the settling tank 3, finally flows into the underground drainage pipeline 6, then the valve on the water outlet pipeline 5 is closed, after a certain amount of solid blocks are settled at the bottom of the settling tank 3, the valve on the sewage drainage pipeline 2 is closed, the valve on the short pipeline 4 is opened, the solid blocks in the settling tank 3 fall into the mud receiving tank 7, then the valve on the short pipeline 4 is closed, the cleaning is completed, and then the valve on the sewage drainage pipeline 2 is opened to continue to drain the sewage.

It should be understood that these examples are for the purpose of illustrating the utility model only and are not intended to limit the scope of the utility model. Furthermore, it is to be understood that various changes, modifications and/or variations may be made by those skilled in the art after reading the technical content of the present utility model, and that all such equivalents are intended to fall within the scope of the present utility model as defined in the appended claims.

Claims (5)

1. The utility model provides a sedimentation connecting device of sewage transfer and solid cake, its characterized in that includes sedimentation tank (1), sedimentation tank (1) one side level is equipped with a plurality of sewage pipelines (2), still includes sedimentation tank (3) and outlet pipe (5), along sewage direction of delivery, a plurality of sewage pipelines (2), sedimentation tank (3) and outlet pipe (5) set gradually, a plurality of sewage pipelines (2) and outlet pipe (5) are connected through sedimentation tank (3), a plurality of sewage pipelines (2) are connected with sedimentation tank (3) along sedimentation tank (3) tangential direction, a plurality of sewage pipelines (2) play water direction and outlet pipe (5) play water direction misalignment, a plurality of sewage pipelines (2) bottom all is higher than outlet pipe (5) top;

The sedimentation tank is characterized in that a baffle (8) is vertically arranged on the inner wall of the sedimentation tank (3), the baffle (8) is perpendicular to the outward extending direction of the sewage pipes (2), the baffle (8) and the sewage pipes (2) are arranged on the same side of the sedimentation tank (1), the top end of the baffle (8) is higher than the top ends of the sewage pipes (2), and the bottom end of the baffle (8) is lower than the bottom ends of the sewage pipes (2);

A splitter plate (9) is arranged below the baffle plate (8), one end of the splitter plate (9) is fixedly connected with the inner wall of the settling tank (1), the other end of the splitter plate (9) is suspended and inclined downwards, and a plurality of holes are formed in the splitter plate (9);

The sedimentation tank is characterized in that the end, far away from the sedimentation tank (3), of the water outlet pipeline (5) is connected with an underground drainage pipeline (6), the water outlet pipeline (5) and the underground drainage pipeline (6) are on the same straight line, the bottom of the sedimentation tank (3) is opened, a short pipeline (4) is connected to the opening of the sedimentation tank (3), and a valve is arranged on the short pipeline (4).

2. A sewage transfer and solid cake sedimentation connection device according to claim 1, characterised in that several of the sewage pipes (2) are provided with filter screens near the end of the sedimentation basin (1).

3. The sewage transfer and solid block sedimentation connection device according to claim 1, wherein a plurality of sewage pipes (2) are provided with valves, and the water outlet pipe (5) is provided with a valve.

4. A sedimentation connection device for sewage transfer and solid blocks according to claim 1, characterized in that the lower end of the sedimentation tank (3) is funnel-shaped.

5. A sewage transfer and solid block sedimentation connection device according to claim 1, characterized in that a sludge receiving trough (7) is provided below the short pipe (4).