CN220310725U

CN220310725U - Spiral sludge diversion screening system

Info

Publication number: CN220310725U
Application number: CN202322091167.0U
Authority: CN
Inventors: 辜光辉
Original assignee: Chengdu Pirain Drainage Engineering Co ltd
Current assignee: Chengdu Pirain Drainage Engineering Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-09
Anticipated expiration: 2033-08-04

Abstract

The utility model relates to the technical field of sewage treatment and discloses a spiral sludge diversion screening system which comprises a plurality of cyclone screeners, wherein the upper parts of the cyclone screeners are connected with a sludge inlet branch pipe, a sludge inlet main pipe is connected to the sludge inlet branch pipe, a sludge inlet pump I is arranged on the feeding side of the sludge inlet main pipe, an upper sludge outlet branch pipe is connected to the top of the cyclone screeners, an upper sludge outlet main pipe is connected to the upper sludge outlet branch pipe, a plurality of upper sludge outlet branch pipes are connected to one side of the upper sludge outlet main pipe, a lower sludge outlet branch pipe is connected to the lower end of the cyclone screeners, a lower sludge outlet main pipe is connected to the lower sludge outlet main pipe, a plurality of sludge guide pipes are connected between the lower sludge outlet main pipe and the sludge inlet main pipe, and a sludge inlet pump II is arranged at the lower part of the sludge guide pipes. The cyclone screeners are combined and used in series, so that a large amount of sludge screening can be realized, and the screening efficiency is improved.

Description

Spiral sludge diversion screening system

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to a spiral sludge diversion screening system.

Background

The formation process of the aerobic granular sludge is complex and is influenced by various factors, such as colony type, carbon source, temperature, pH, hydraulic shearing action, reactor type, operation mode and the like, and stable working condition and long-time domestication culture are required to be controlled to completely start the efficient aerobic granular sludge reactor, so that high-quality sludge is trapped in the reactor, and the method is a method for keeping the reactor to stably and continuously operate, but simultaneously, the residual sludge and the sludge with low activity generated by the reactor are normally discharged out of the reactor, and the sludge is required to be screened to realize the functions.

The aerobic granular sludge screening system and method disclosed by publication No. CN114700170B are mainly characterized in that: comprises a primary screening system and a secondary screening system. The first-stage sludge feeding pump pumps sludge in the secondary sedimentation tank into the first-stage cyclone screener, the first-stage cyclone screener is provided with a tangential feed inlet, a first top discharge port and a second bottom discharge port, the discharge ports are connected with a first-stage four-way switching valve and are provided with a first communication state and a second communication state, and in the first communication state, the second discharge port is communicated with the aerobic granular sludge biochemical reactor or the second-stage screening system; in the second communication state, the first discharge port is communicated with the aerobic granular sludge biochemical reactor or the secondary screening system. The second-stage screening system is similar to the first-stage screening system in structure and further screens the aerobic granular sludge.

Among the above-mentioned mud reposition of redundant personnel screening system among the prior art: the cyclone screener adopts a series structure to carry out multiple times of shunt screening, and in the use of the structure, when the general sludge is screened, the shunt screening is carried out through one cyclone screener for a single time, and the parallel combination screening of a plurality of groups of cyclone screeners cannot be realized, so that the speed is low and the efficiency is low when the general sludge is shunted and screened, and in order to solve the problem, the spiral sludge shunt screening system capable of being combined into use is provided.

Disclosure of Invention

The utility model aims at: in order to solve the problems set forth above, a spiral sludge split screening system is provided.

The technical scheme adopted by the utility model is as follows: spiral mud divides flow screening system, including a plurality of whirl screeners, the upper portion of whirl screener is connected with into the mud branch pipe, advance to be connected with into mud on the mud branch pipe and be responsible for, advance the feeding side that the mud was responsible for and be provided with into mud pump one, the top of whirl screener is connected with goes out mud branch pipe, go out to be connected with on the mud branch pipe and go out the mud and be responsible for, go out one side that the mud was responsible for and be connected with a plurality of go out mud branch pipe, the lower extreme of whirl screener is connected with down out the mud branch pipe, the lower extreme that goes out the mud branch pipe is connected with down and goes out the mud and be responsible for, down go out the mud and be responsible for with advance to be connected with a plurality of guide mud pipes between the mud main, the lower part of guide mud pipe is provided with into mud pump two.

In a preferred embodiment, the main mud pipe is provided with a plurality of first valves.

In a preferred embodiment, the upper main sludge outlet pipe is provided with a plurality of second valves.

In a preferred embodiment, the feed side of the upper sludge outlet branch pipe is provided with a valve III.

In a preferred embodiment, the lower main sludge outlet pipe is provided with a plurality of valves IV.

In a preferred embodiment, the feed side of the lower sludge outlet pipe is provided with a valve five.

In a preferred embodiment, a valve six is arranged on the feeding side of the mud guiding pipe, and a valve seven is arranged on the discharging side of the mud guiding pipe.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. in the utility model, by adjusting the opening and closing of valves at different positions, the parallel connection and serial connection of the cyclone screeners can be realized, for example, four cyclone screeners can be used for realizing four times of screening, but four cyclone screeners are combined two by two for use, two cyclone screeners are of a group of parallel connection combination primary screening structure, thus the four cyclone screeners can form a secondary screening structure, and by analogy, six cyclone screeners can form a secondary screening mechanism, a tertiary screening mechanism and a six-time screening mechanism, thus the combination screening structure can be suitable for the diversion screening of a large amount of sludge, and the efficiency of sludge diversion screening is improved.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

fig. 3 is a schematic side view of the present utility model.

The marks in the figure: 1-cyclone screener, 2-mud inlet branch pipe, 3-mud inlet main pipe, 4-mud inlet pump I, 5-upper mud outlet branch pipe, 6-upper mud outlet main pipe, 7-upper mud outlet branch pipe, 8-lower mud outlet branch pipe, 9-lower mud outlet main pipe, 10-lower mud outlet branch pipe, 11-mud guide pipe, 12-mud inlet pump II, 13-valve I, 14-valve II, 15-valve III, 16-valve IV, 17-valve V, 18-valve VI and 19-valve seven.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The spiral sludge shunt screening system according to the embodiment of the present utility model will be described in detail with reference to fig. 1 to 3.

Examples:

the spiral sludge diversion screening system provided by the embodiment of the utility model is shown by referring to fig. 1, 2 and 3, and comprises a plurality of spiral flow screeners 1, wherein the upper part of each spiral flow screener 1 is connected with a sludge inlet branch pipe 2, the sludge inlet branch pipe 2 is connected with a sludge inlet main pipe 3, the feeding side of each sludge inlet main pipe 3 is provided with a sludge inlet pump I4, the top of each spiral flow screener 1 is connected with an upper sludge outlet branch pipe 5, the upper sludge outlet branch pipe 5 is connected with an upper sludge outlet main pipe 6, the lower end of each spiral flow screener 1 is connected with a lower sludge outlet branch pipe 8, the lower end of each lower sludge outlet branch pipe 8 is connected with a lower sludge outlet main pipe 9, the structure starts the sludge inlet main pipe 3 to feed sludge in a sedimentation tank into two sludge inlet branch pipes 2 through the sludge inlet main pipes 2, the sludge inlet branch pipes 2 feed the sludge into the two spiral flow screeners 1, heavy sludge is sunk into the lower sludge outlet branch pipes 8 and is converged into the lower sludge outlet main pipes 9 to be discharged under the action of a fluid flow state hydraulic force, the light sludge floats up into the upper sludge outlet branch pipes 5, and is converged into the upper sludge outlet main pipes 6 to be discharged, and the whole spiral flow screeners 1 are connected in parallel, and the structure is suitable for screening sludge diversion is used for large in the amount of the screening.

Referring to fig. 1 and 3, a plurality of mud guide pipes 11 are connected between a lower mud outlet main pipe 9 and a mud inlet main pipe 3, a second mud inlet pump 12 is arranged at the lower part of the mud guide pipes 11, the second mud inlet pump 12 is started to screen out the left side cyclone screener 1 and the mud entering the lower mud outlet main pipe 9 is pumped into the mud guide pipes 11, then the mud is led into an upper mud outlet main pipe 6 by using the mud guide pipes 11 and is led into a right side adjacent cyclone screener 1 by using the upper mud outlet main pipe 6, thereby carrying out secondary split screening on the mud, then repeating the process to carry out three times, four times or more split screening on the mud, thereby carrying out multistage screening on the mud, and the whole structure can be used for connecting a plurality of cyclone screeners 1 together in series by using the mud guide pipes 11, thereby realizing multiple split screening on the mud, and being convenient for personnel to screen out backflow mud with proper concentration and proportion.

Referring to fig. 1, 2 and 3, one side of the upper main pipe 6 is connected with a plurality of upper branch pipes 7, one side of the lower main pipe 9 is connected with a plurality of lower branch pipes 10, and when the upper branch pipes 7 are used for multi-stage screening, the lower sludge discharged from each cyclone screening device 1 is split and discharged, and when the lower branch pipes 10 are used for multi-stage screening, the heavier sludge discharged from each cyclone screening device 1 is split and discharged.

Referring to fig. 1, a plurality of first valves 13 are arranged on a main mud inlet pipe 3, the first valves 13 are arranged on the main mud inlet pipe 3 between two adjacent main mud inlet pipes 2, and the first valves 13 are used for controlling the communication of two cyclone filters 1 through the main mud inlet pipe 3.

Referring to fig. 1, a plurality of second valves 14 are arranged on the upper main mud discharging pipe 6, the second valves 14 are arranged on the main mud discharging pipe 6 between the two upper branch mud discharging pipes 5, and the structure utilizes the second valves 14 to control the two cyclone filters 1 to communicate through the main mud discharging pipe 6.

Referring to fig. 1, a valve three 15 is provided at the feeding side of the upper mud-discharging branch pipe 7, and the structure controls the opening and closing of the upper mud-discharging branch pipe 7 by using the valve three 15.

Referring to fig. 1, a plurality of valves four 16 are arranged on a lower main mud discharging pipe 9, the valves four 16 are arranged on the main mud discharging pipe 9 between two branch mud discharging pipes 8, and the structure utilizes the valves four 16 to control the two cyclone filters 1 to communicate through the main mud discharging pipe 9.

Referring to fig. 1, a valve five 17 is provided at the feeding side of the lower outlet pipe 10, and the structure controls the opening and closing of the lower outlet pipe 10 by the valve five 17.

Referring to fig. 1, a valve six 18 is arranged on the feeding side of the mud pipe 11, a valve seven 19 is arranged on the discharging side of the mud pipe 11, the valve six 18 is used for controlling the opening and closing of the feeding side of the flow pipe 11, and the valve seven 19 is used for controlling the opening and closing of the discharging side of the flow pipe 11.

The implementation principle of the spiral sludge diversion screening system of the embodiment of the application is as follows: when the device is used, when a large amount of sludge is required to be carried out for single diversion screening, the first sludge inlet pipe 4 is started to send the sludge in the sedimentation tank into the two sludge inlet branch pipes 2 through the sludge inlet main pipe 3, the sludge inlet branch pipes 2 send the sludge into the two cyclone separators 1, the sludge forms a selected flow state, heavy sludge sinks into the lower sludge outlet branch pipes 8 under the hydraulic action of the cyclone flow state, then is gathered into the lower sludge outlet main pipe 9 to be discharged, and light sludge floats upwards to enter the upper sludge outlet branch pipes 5 and is gathered into the upper sludge outlet main pipe 6 to be discharged;

when the sludge is required to be subjected to multi-stage refinement and separation, a valve I13, a valve II 14 and a valve IV 16 are closed, a valve VI 18 and a valve seven 19 are opened, then the sludge enters a first cyclone filter 1 at the left side, lighter sludge upwards enters an upper sludge outlet main pipe 6, a valve III 15 is opened at the moment, the screened lighter sludge is discharged from an upper sludge outlet main pipe 7, heavier sludge enters a lower sludge outlet main pipe 9, at the moment, the valve V17 can be firstly opened, the heavier sludge is discharged from a lower sludge outlet air pipe 10, when the sludge is required to be subjected to secondary screening, the valve 5 can be closed at the moment, the heavier sludge after the first screening can enter a sludge guide pipe 11, at the moment, a sludge inlet pump II 12 is started to screen the left cyclone filter 1 and enter the lower sludge outlet main pipe 9, the lighter sludge is guided into the upper sludge outlet main pipe 6 by the sludge guide pipe 11, the heavier sludge is guided into a right side adjacent cyclone filter 1 at the moment, and the heavier sludge can be repeatedly discharged from the corresponding main pipe 9 after the secondary screening, and the secondary screening can be repeated;

the whole structure is opened and closed through adjusting valves at different positions, so that the cyclone screeners 1 can be used in parallel and in series, for example, four cyclone screeners 1 can be used for realizing four times of screening, but when the four cyclone screeners 1 are used in combination in pairs, two cyclone screeners 1 are of a group of parallel combination primary screening structures, thus the four cyclone screeners 1 can form a secondary screening structure, and the six cyclone screeners 1 can form a secondary screening mechanism, a tertiary screening mechanism and a six-time screening mechanism, so that the diversion screening of a large amount of sludge can be realized.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. Spiral mud reposition of redundant personnel screening system includes a plurality of whirl screeners (1), its characterized in that: the utility model discloses a cyclone screen ware, including cyclone screen ware (1), and the upper portion of going up is connected with into mud branch pipe (2), be connected with into mud on advance mud branch pipe (2) and be responsible for (3), the feeding side that advances mud is responsible for (3) is provided with into mud pump one (4), the top of cyclone screen ware (1) is connected with goes out mud branch pipe (5), go up and go out mud branch pipe (5) and be connected with on going out mud and be responsible for (6), one side that goes out mud is responsible for (6) is connected with a plurality of go out mud and be responsible for (7), the lower extreme of cyclone screen ware (1) is connected with down out mud branch pipe (8), the lower extreme that goes out mud branch pipe (8) is connected with down goes out mud branch pipe (10), go out mud and be responsible for (9) down with down to be connected with a plurality of leading mud pipe (11) between advancing mud main pipe (3), the lower part of leading mud pipe (11) is provided with into mud pump two (12).

2. The spiral sludge shunt screening system of claim 1, wherein: the mud inlet main pipe (3) is provided with a plurality of first valves (13).

3. The spiral sludge shunt screening system of claim 1, wherein: a plurality of second valves (14) are arranged on the upper mud outlet main pipe (6).

4. The spiral sludge shunt screening system of claim 1, wherein: and a valve III (15) is arranged on the feeding side of the upper mud outlet branch pipe (7).

5. The spiral sludge shunt screening system of claim 1, wherein: a plurality of valves IV (16) are arranged on the lower mud outlet main pipe (9).

6. The spiral sludge shunt screening system of claim 1, wherein: and a valve five (17) is arranged on the feeding side of the lower mud outlet branch pipe (10).

7. The spiral sludge shunt screening system of claim 1, wherein: the mud pipe (11) is provided with a valve six (18) on the feeding side, and a valve seven (19) is arranged on the discharging side of the mud pipe (11).