CN215208893U - Circulating filtration wastewater treatment system - Google Patents

Abstract

The utility model discloses a loop filter effluent disposal system, including adjacent thoughtlessly congeal equalizing basin in proper order, desliming pond, sedimentation tank and purification tank, the waste pipe has been inserted to one side of thoughtlessly congealing the equalizing basin, the below that the inner wall of thoughtlessly congealing the equalizing basin is located the waste pipe is provided with the shower nozzle, thoughtlessly congeal the equalizing basin and take off through first water pipe intercommunication between the mud pond, first water pipe is located the one end rotation that desliming pond is inboard and is connected with centrifugal filter screen. This loop filter effluent disposal system, the waste water direct introduction centrifugal screen after will adjusting in, utilize centrifugal force to effectively improve the dehydration efficiency of mud through centrifugal screen rotation. Then leading-in filter stage of waste water after will desliming, make waste water flow according to the snake type track, through setting up rotatory filter core at every interlayer inboard that constitutes the snake type track, further improve the filter effect, guarantee the waste water treatment quality, reduce the consumption time of waste water desliming greatly, improve waste water treatment's overall efficiency.

Description

Circulating filtration wastewater treatment system

Technical Field

The utility model relates to a waste water treatment equipment technical field specifically is a circulation filtration effluent disposal system.

Background

A large amount of water can be used in the chemical production process, a large amount of chemical wastewater is generated, a large amount of chemical reagents are contained in the chemical wastewater, and the direct discharge can cause serious pollution to the environment. According to the relevant national regulations, chemical wastewater can be discharged or reused only after being treated. The existing common treatment method comprises the steps of firstly using a mixed regulator for regulation, and then carrying out natural precipitation, grid filtration, floating, oil removal and other treatments. The precipitation is divided into initial precipitation and secondary precipitation, and even three times of precipitation are needed when the wastewater pollution is serious. Although the standard of reutilization and discharge can be achieved, natural sedimentation is a long process, a large amount of time is consumed in the wastewater treatment process, and the occupied area of a sedimentation tank is large, so that the subsequent wastewater treatment is seriously influenced. The current wastewater treatment process has the following problems:

firstly, the waste water treatment time is long, so that a large amount of waste water cannot be treated in time, and bad effects such as peculiar smell and the like are generated on the surrounding environment;

secondly, a large-area sedimentation tank is needed, the occupied area is large, and land resources are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loop filter effluent disposal system to solve the problem of the effluent disposal cycle overlength that leads to because of many times natural precipitation in chemical wastewater treatment process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a loop filter effluent disposal system, includes adjacent thoughtlessly congeal equalizing basin in proper order, takes off mud pond, sedimentation tank and purification tank, it has inserted the waste pipe to congeal one side of equalizing basin, the below that the inner wall of thoughtlessly congeal the equalizing basin is located the waste pipe is provided with the shower nozzle, thoughtlessly congeal the equalizing basin and take off through first water pipe intercommunication between the mud pond, first water pipe is located the one end rotation that takes off the mud pond inboard and is connected with centrifugal filter screen, take off through second water pipe intercommunication between mud pond and the sedimentation tank, the one end intercommunication that the second water pipe is located the sedimentation tank has the filter stage, through the water course intercommunication between sedimentation tank and the purification tank.

Preferably, one side of the centrifugal filter screen penetrates through the desliming pool to be connected with the driving device, and one side of the outer wall of the centrifugal filter screen is provided with an opening.

Preferably, the outer side of the centrifugal filter screen is provided with a shielding filter screen fixedly connected with the coagulation regulating tank.

Preferably, the inner side of the filtering table is provided with a partition plate, a communicated interlayer is formed between the partition plates, and a rotary filter element is arranged on the inner side of the interlayer.

Preferably, the inner side of the rotary filter element is provided with a groove, the outer side of the groove is provided with a filter screen, and the inner side of the axis of the rotary filter element is provided with a slide way communicated with the groove.

Preferably, a snake-shaped water channel is arranged between the interlayer layers.

Compared with the prior art, the beneficial effects of the utility model are that: this loop filter effluent disposal system, the waste water direct introduction centrifugal screen after will adjusting in, utilize centrifugal force to effectively improve the dehydration efficiency of mud through centrifugal screen rotation. Leading-in filter stage of waste water after will desliming again, make waste water flow according to the snake type track, through setting up rotatory filter core at every interlayer inboard that constitutes the snake type track, further improve the filter effect, guarantee the waste water treatment quality, then carry out subsequent operation, reduce the waste water desliming consumed time greatly, improve waste water treatment's overall efficiency.

Drawings

FIG. 1 is a schematic side sectional view of a preferred embodiment system apparatus of the present invention;

FIG. 2 is a schematic top view of a preferred embodiment system apparatus of the present invention;

fig. 3 is a schematic structural view of a centrifugal screen according to a preferred embodiment of the present invention;

FIG. 4 is a schematic structural view of a filtering table according to a preferred embodiment of the present invention;

fig. 5 is a schematic structural view of a rotary filter element according to a preferred embodiment of the present invention.

In the figure: 1. coagulating adjusting tank, 2, centrifugal filter screen, 3, desliming pond, 4, sedimentation tank, 5, clean water reservoir, 6, third water pipe, 7, water course, 8, filter platform, 9, second water pipe, 10, shelter from the filter screen, 11, first water pipe, 12, shower nozzle, 13, reagent jar, 14, waste pipe, 15, opening, 16, rotatory filter core, 17, outlet pipe, 18, recess, 19, slide, 20, filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, the utility model provides a circulating filtration wastewater treatment system, which comprises a coagulation adjusting tank 1, a desliming tank 3, a sedimentation tank 4 and a purification tank 5 which are adjacent in sequence. One side of the coagulation regulating pond 1 is communicated with a waste water pipe 14, and the other side of the coagulation regulating pond 1 is communicated with the desliming pond 3 through a first water pipe 11. The desliming tank 3 is communicated with the sedimentation tank 4 through a second water pipe 9. The sedimentation tank 4 is communicated with the clean water tank 5 through a water pipe or a water channel 7. The clean water tank 5 leads water out through a third water pipe 6.

And the water pipes communicated with the coagulation regulating tank 1, the desliming tank 3, the sedimentation tank 4 and the purification tank 5 are communicated with a water pump. After the water inside the sedimentation tank 4 is settled, the water at the top enters the clean water tank through the water channel. The bottom of the desliming pool 3 is provided with a pipeline communicated with a sludge recovery and dehydration device. The bottom of the sedimentation tank 4 is provided with a water return pipeline communicated with the coagulation adjusting tank 1.

Waste water is injected into the coagulation regulating tank 1 through the waste water pipe 14, and when the waste water flows out from the pipe orifice of the waste water pipe 14, the regulating agent in the reagent tank 13 arranged at the top of the coagulation regulating tank 1 is sprayed into the waste water through the spray head 12 and is mixed with the waste water.

First water pipe 11 links to each other with the ball bearing inner ring of inlaying in centrifugal filter screen 2 side in the inboard one end in desliming pond 3, realizes not influencing the purpose that first water pipe 11 pours into waste water into to centrifugal filter screen 2 inboard when centrifugal filter screen 2 rotates. Centrifugal screen 2 rotates with desliming pond 3 to be connected, and centrifugal screen 2 is kept away from one side of first water pipe 11 and is run through desliming pond 3 outer walls and is connected with drive arrangement. The inner wall bottom rigid coupling that takes off mud pond 3 has sheltered from filter screen 10 to shelter from filter screen 10 cage cover in the outside that takes off mud pond 3, shelter from filter screen 10 and be used for filtering and shelter from mud. A sludge discharge port is provided at the bottom of the desliming tank 3 covered by the shielding screen 10.

Referring to fig. 3, the first water pipe 11 introduces the wastewater into the inner side of the desliming tank 3, the first water pipe 11 is inserted into the inner side of the centrifugal filter net 2 from the side surface of the shielding filter net 10, the shielding filter net 10 is semicircular and is shielded at the outer side of the centrifugal filter net 2, and an opening 15 is formed in one side of the outer wall surface of the centrifugal filter net 2. The centrifugal filter screen 2 is driven by the driving device to rotate clockwise and anticlockwise alternately, and water is quickly thrown out by centrifugal force, so that sludge and water are separated in an accelerated manner. When the opening 15 rotates to the position where the shielding filter screen 10 is not shielded, a large amount of sludge is thrown out through the opening 15 and enters the pipeline through the sludge discharge port for dehydration treatment.

Referring to fig. 4 to 5, a second water pipe 9 introduces water inside the deslimer tank 3 to the inside of the settling tank 4, and one end of the second water pipe inside the settling tank 4 is inserted into one end of the filtering table 8. The inboard of filtering platform 8 is provided with the baffle, forms the intercommunication interlayer of snake type between the baffle, and every interlayer top sets up sealed apron, and every interlayer inboard is provided with rotatory filter core 16. The bottom of the rotary filter element 16 is communicated with a driving device through a hinge. The rotating filter element 16 is used for further filtering of the sludge in the water. One side of the surface of the rotary filter element 16 in the rotating direction is provided with a groove 18, and two outer sides of the groove 18 are both made of filter screens 20. The groove 18 is communicated with a slide way 19 arranged on the inner side of the rotating shaft, and the bottom of the slide way 19 is communicated with a collecting groove. The top of the axis of the rotary filter element 16 is provided with an upper cover for inserting a water pipe and pumping out sludge. The bottom of the filter platform 8 is provided with a water outlet 17.

When the wastewater flows out through the pipe orifice of the wastewater pipe 14, the adjusting reagent in the reagent tank 13 arranged at the top of the coagulation adjusting tank 1 is sprayed into the wastewater through the spray head 12 and is mixed with the wastewater. The first water pipe 11 is used for introducing the inner side of the centrifugal filter screen 2, the centrifugal filter screen 2 rotates, and the centrifugal force is used for quickly separating sludge from water. Sludge and partial sewage under the shielding filter screen 10 are discharged from the sludge discharge port and enter the sludge dewatering system. The waste water inside the desliming tank 3, which has undergone preliminary desliming, is introduced into the inside of the filtering table 8 through the second water pipe 9. Flows through the communicating barrier of the serpentine track and is filtered again by the rotating filter element 16 within the barrier. The filtered water is discharged into the sedimentation tank 4 through the water outlet pipe 17 for sedimentation. Finally, the precipitated water flows into the clean water tank 5 through the water channel 7 for reuse or discharge. The sediment at the bottom of the sedimentation tank 4 and part of the waste water are guided back to the coagulation adjusting tank 1 through a bottom drain pipe for secondary filtration.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a loop filter effluent disposal system, includes adjacent thoughtlessly congeal equalizing basin (1), takes off mud pond (3), sedimentation tank (4) and purifying tank (5) in proper order, its characterized in that: waste pipe (14) have been inserted to one side of thoughtlessly congeal equalizing basin (1) the below of waste pipe (14) is provided with shower nozzle (12) of installing on thoughtlessly congealing equalizing basin (1) inner wall, thoughtlessly congeal equalizing basin (1) and take off between mud pond (3) through first water pipe (11) intercommunication, first water pipe (11) are located the one end rotation that takes off mud pond (3) inboard and are connected with centrifugal filter screen (2), take off between mud pond (3) and sedimentation tank (4) through second water pipe (9) intercommunication, the one end intercommunication that second water pipe (9) are located sedimentation tank (4) has filtering table (8), through water course (7) intercommunication between sedimentation tank (4) and the purification tank.

2. A loop filtration wastewater treatment system according to claim 1 and further comprising: one side of the centrifugal filter screen (2) penetrates through the desliming pool (3) to be connected with the driving device, and one side of the outer wall of the centrifugal filter screen (2) is provided with an opening (15).

3. A loop filtration wastewater treatment system according to claim 2 and further comprising: and a shielding filter screen (10) fixedly connected with the coagulation adjusting tank (1) is arranged on the outer side of the centrifugal filter screen (2).

4. A loop filtration wastewater treatment system according to claim 1 and further comprising: the inner side of the filtering table (8) is provided with clapboards, communicated clapboards are formed between the clapboards, and a rotary filter element (16) is arranged on the inner side of each interlayer.

5. The loop filter wastewater treatment system according to claim 4, wherein: the inner side of the rotary filter element (16) is provided with a groove (18), the outer side of the groove (18) is provided with a filter screen (20), and the inner side of the axis of the rotary filter element (16) is provided with a slide way (19) communicated with the groove (18).

6. The loop filter wastewater treatment system according to claim 4, wherein: and a snake-shaped water channel is arranged between the interlayer.

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