CN212924513U

CN212924513U - Inclined tube sedimentation tank

Info

Publication number: CN212924513U
Application number: CN202021407337.1U
Authority: CN
Inventors: 李泊娇; 敖黎鑫; 王沙; 贺恩云
Original assignee: Southwest Ordnance Chongqing Environmental Protection Research Institute Co ltd
Current assignee: Southwest Ordnance Chongqing Environmental Protection Research Institute Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-04-09
Anticipated expiration: 2030-07-16

Abstract

The utility model provides an inclined tube sedimentation tank, including the body, the division wall divide into the changeover portion in proper order, intake district and settling zone with the body with the water conservancy diversion wall, be equipped with the pipe under area to one side in the settling zone, pipe under area to one side below is equipped with buffer zone and collection mud district from top to bottom in proper order, establish the intercommunication mouth in intercommunication changeover portion and the district of intaking on the water conservancy diversion wall, be equipped with the inlet opening on the division wall that the buffer zone corresponds, the inlet opening makes the via hole velocity of flow be 0.010m/s-0.018 m/s. The utility model discloses a three kinds of modes greatly reduced the via hole velocity of flow of intaking for the via hole velocity of flow is from 0.05m/s-0.08m/s deceleration to 0.010m/s-0.018m/s, has effectively avoided the rivers velocity of flow too big to gather the sedimentary mud in mud district bottom and has been raised, and mud can not be driven by the rivers of great velocity of flow again and pass the pipe area under sloping, guarantees that the play water turbidity satisfies the technological requirement.

Description

Inclined tube sedimentation tank

Technical Field

The utility model relates to a sewage treatment technical field especially relates to an inclined tube sedimentation tank.

Background

The inclined tube sedimentation tank has the advantages of high sedimentation load, good effect, small occupied area and the like, is a sewage physicochemical treatment device widely adopted at present, and is commonly used for sedimentation treatment of suspended particles in effluent of a flocculation reaction tank in industrial wastewater treatment. For even water distribution, the water distribution of the current inclined tube sedimentation tank water inlet generally adopts a perforated wall rectifying water distribution mode, and the perforated wall rectifying water distribution mode is as follows: set up the wall body in the sedimentation tank, the wall body divide into district and sedimentation zone with the sedimentation tank, divide into album mud district, buffer zone, pipe chute district and clear water district by supreme down in the sedimentation zone, set up the trompil in a plurality of little apertures on the wall body that the buffer zone corresponds, make into intake district and sedimentation zone intercommunication. In the mode, the inclined tube is arranged at the upper part of the sedimentation tank, the opening range is limited on the wall body corresponding to the buffer area between the bottom of the inclined tube and the sludge collection area, the opening range is small, the opening aperture is small, the flow velocity of water flowing through the hole is large and reaches 0.05m/s-0.08m/s, so that the sludge deposited at the bottom of the sludge collection area is expanded again, and the expanded sludge is driven by the water flow with the large flow velocity to pass through the inclined tube area, so that the turbidity of the effluent of the inclined tube area close to the water inlet end of the sedimentation tank is increased, and the sedimentation effect is influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides an inclined tube sedimentation tank, it has solved the problem that the water velocity of water that perforation wall rectification water distribution among the prior art brought takes mud too fast.

According to the utility model discloses a pipe chute sedimentation tank, including the body, the changeover portion is divided into in proper order with the body to the guiding wall, intake district and settling zone, be equipped with the pipe chute district in the settling zone, pipe chute district below is equipped with buffer zone and collection mud district from top to bottom in proper order, establish the intercommunication mouth that communicates the changeover portion and intake district on the guiding wall, be equipped with the inlet opening on the division wall that the buffer zone corresponds, the inlet opening makes the via hole velocity of flow be 0.010m/s-0.018 m/s.

Further, the height of the communication opening is larger than that of the water inlet hole.

Furthermore, a water inlet is formed in the lower portion of the transition section, and the height of the water inlet is smaller than that of the communication port.

Further, the transition section is communicated with the reaction tank through a water inlet.

Further, the guide wall is parallel to the partition wall, the side wall of the transition section opposite to the guide wall is parallel to the guide wall, the water inlet is arranged on the side wall of the transition section opposite to the guide wall, the horizontal distance between the water inlet and the communication port is A, the horizontal distance between the water inlet hole and the communication port is B, A: b is at least 1: 1.

Furthermore, the bottom of the partition wall is arranged in the mud collection area, and the top of the partition wall is connected with the top of the body.

The technical principle of the utility model is that: increase into water district and changeover portion in the direction of intaking, slowed down the velocity of flow of intaking, the guiding wall blocks equally behind the rivers and slows down the velocity of flow of intaking, cancels the perforation of aperture, and the replacement is for the inlet opening that the area is bigger, greatly reduced the via hole velocity of flow of intaking.

Compared with the prior art, the utility model discloses a three kinds of modes greatly reduced the via hole velocity of flow of intaking for the via hole velocity of flow is from 0.05m/s-0.08m/s deceleration to 0.010m/s-0.018m/s, has effectively avoided the rivers velocity of flow too big to gather the sedimentary mud in mud district bottom and has risen, and mud can not be driven by the rivers of great velocity of flow again and pass the pipe area of sloping, guarantees that the turbidity of water out satisfies the technological requirement.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of the present invention, wherein the arrow direction is a water flow direction.

In the above drawings: 1. a body; 2. an oblique tube zone; 3. a buffer area; 4. a sludge collection area; 5. a water inlet area; 6. a dividing wall; 7. a guide wall; 8. a transition section; 9. a communication port; 10. a water inlet hole; 11. a water inlet; 12. a reaction tank; 13. a clear water area.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It should be noted that, in the description of the present application, the terms "first", "second", and the like are used merely for convenience in describing different components, and are not to be construed as indicating or implying a sequential relationship, relative importance, or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include at least one of the feature.

As shown in fig. 1, the embodiment of the utility model provides a pipe chute sedimentation tank is proposed, which comprises a body 1, body 1 includes a plurality of mud collection fill of first cuboid casing, second cuboid casing and the first cuboid casing bottom of intercommunication, and the arbitrary one side opening of second cuboid casing, and the opening matches the lateral wall of first cuboid casing, with the opening part and the welding of first cuboid casing lateral wall of second cuboid casing, then the first cuboid casing lateral wall of welding department forms guiding wall 7, the width and the height of second cuboid casing simultaneously and the width and the height of first cuboid casing equal.

The main body 1 is internally provided with a partition wall 6, the partition wall 6 is parallel to the side wall of a first cuboid shell connected with a second cuboid shell, namely the partition wall 6 is parallel to a guide wall 7, the bottom of the partition wall 6 is fixedly connected to a mud collecting hopper, the top of the partition wall 6 is fixedly connected to the top of the first cuboid shell, two side edges of the partition wall 6 are respectively and fixedly connected with the corresponding side wall of the first cuboid shell, therefore, the main body 1 is sequentially divided into a transition section 8, a water inlet area 5 and a settling area by the guide wall 7 and the partition wall 6, the volume ratio of the water inlet area 5 to the settling area is 1:6, the middle part in the settling area is provided with an inclined pipe area 2, inclined pipes are fully distributed in the inclined pipe area 2, the mud collecting hopper is a mud collecting area 4, a buffer area 3 is arranged between the inclined pipe area 2 and the mud collecting area 4, and a clear water area 13.

Referring to fig. 1, a reaction tank 12 communicated with a transition section 8 is arranged on the transition section 8, the reaction tank 12 is welded with the transition section 8, a communication port 9 for communicating the transition section 8 with a water inlet area 5 is arranged on a flow guide wall 7, only one water inlet hole 10 is arranged on a partition wall 6 corresponding to a buffer area 3, and the flow rate of a passing hole is 0.010m/s-0.018m/s through the water inlet hole 10. The aperture of inlet opening 10, the skilled person in the art can learn according to body 1 volume and inflow calculate, for prior art, this application is no longer repeated how to calculate aperture control via hole velocity of flow.

With reference to fig. 1, the height of the communication port 9 is greater than the height of the water inlet 10, a water inlet 11 is disposed at the lower portion of the side wall of the transition section 8 parallel to the guide wall 7, the transition section 8 is communicated with the reaction tank 12 through the water inlet 11, and the height of the water inlet 11 is less than the height of the communication port 9. The reaction tank 12 is changed into lower water outlet, and the outlet water enters the sedimentation tank after being rectified by the guide wall 7, so that the inflow velocity is slowed down, and the sedimentation efficiency is enhanced.

Because the guide wall 7 and the partition wall are parallel to each other, the water inlet 11 is arranged on the side wall of the transition section 8 parallel to the guide wall 7, the horizontal distance between the water inlet 11 and the communication port 9 is A, and the horizontal distance between the water inlet 10 and the communication port 9 is B, A: b is 1:1, and in order to obtain a suitable deceleration distance, of course, a: b is set to be 2:1 or 3:1 or other ratios are also feasible, and the skilled person can select the ratio according to the actual situation.

To sum up, the utility model discloses an increase intake zone 5 and changeover portion 8, the rivers flow distance has been prolonged, reduce rivers flow speed, the shock resistance of settling zone has been strengthened, add the guiding wall 7, make the rivers along pond wide direction evenly distributed, reduce rivers flow speed, cancel the perforation wall, 8 ends at the changeover portion, the division wall 6 that the buffer corresponds sets up inlet opening 10, make the via hole velocity of flow greatly reduced of intaking to 0.010m/s-0.018m/s, do not take the mud collection district that is close to the department of intaking to sink mud, guarantee that the turbidity of going out water satisfies the technological requirement.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an inclined tube sedimentation tank which characterized in that: including body (1), diversion wall (7) divide into changeover portion (8), intake district (5) and settling zone with body (1) in proper order with division wall (6), be equipped with oblique district in district (2) in the settling zone, oblique district in district (2) below is equipped with buffer area (3) and mud collection district (4) from top to bottom in proper order, establish intercommunication changeover portion (8) and intercommunication mouth (9) of intaking district (5) on diversion wall (7), be equipped with inlet opening (10) on division wall (6) that buffer area (3) correspond, inlet opening (10) make the via hole velocity of flow be 0.010m/s-0.018 m/s.

2. The inclined tube sedimentation tank of claim 1, wherein: the height of the communication port (9) is greater than that of the water inlet hole (10).

3. A tube settler according to claim 2, wherein: a water inlet (11) is formed in the lower portion of the transition section (8), and the height of the water inlet (11) is smaller than that of the communication port (9).

4. A tube settler according to claim 3, wherein: the transition section (8) is communicated with the reaction tank (12) through a water inlet (11).

5. A tube settler according to claim 3, wherein: the guide wall (7) is parallel to the partition wall (6), the side wall of the transition section (8) opposite to the guide wall (7) is parallel to the guide wall (7), the water inlet (11) is arranged on the side wall of the transition section (8) parallel to the guide wall (7), the horizontal distance between the water inlet (11) and the communication port (9) is A, and the horizontal distance between the water inlet hole (10) and the communication port (9) is B, A: b is at least 1: 1.

6. The inclined tube sedimentation tank of claim 1, wherein: the bottom of the partition wall (6) is arranged in the mud collection area (4), and the top of the partition wall (6) is connected with the top of the body (1).