CN215559291U - Sewage treatment equipment - Google Patents

Abstract

The application discloses sewage treatment device relates to sewage treatment technical field, and sewage treatment device includes: the device comprises a shell, a plurality of reaction bins and a plurality of reaction units, wherein the reaction bins are arranged at intervals in sequence along a first direction; the water inlet pipe is communicated with the first reaction bin; the drain pipe is communicated with the second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the plurality of reaction bins; the first pipeline assembly is communicated with at least two reaction bins in the plurality of reaction bins; the first end of each pipeline in the second pipeline assembly is positioned inside the reaction bin, the second end of each pipeline is positioned outside the shell, and gas is input into the reaction bin; the first pipeline in the second pipeline component extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes. The utility model provides a dangerous gas that produces and avoided suspended solid or solid in the sewage in the reaction bin inner panel knot in the sewage treatment process of easily in time discharging of the scheme of this application.

Description

Sewage treatment equipment

Technical Field

The application relates to the technical field of sewage treatment, in particular to a sewage treatment device.

Background

In recent years, the application of integrated sewage treatment equipment in rural sewage treatment is gradually increased, most of the current domestic and foreign integrated sewage treatment devices cannot treat suspended matters or solids in sewage timely, hardened solids exist in the sewage treatment equipment, secondary treatment needs to be carried out on the hardened solids, and hazardous gas generated in the sewage treatment process is not easy to discharge.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a sewage treatment device to solve sewage treatment device among the prior art and have the difficult exhaust problem of hazardous gas that hardens phenomenon and sewage treatment in-process produced.

In order to achieve the above object, the present application provides a sewage treatment apparatus comprising:

the device comprises a shell, a plurality of reaction bins and a plurality of reaction units, wherein the reaction bins are arranged at intervals in sequence along a first direction;

the water inlet pipe is communicated with the first reaction bin;

the drain pipe is communicated with the second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the plurality of reaction bins;

the first pipeline assembly is communicated with at least two reaction bins in the reaction bins;

the first end of each pipeline in the second pipeline assembly is positioned inside the reaction bin, the second end of each pipeline is positioned outside the shell, and gas is input into the reaction bin;

the first pipeline in the second pipeline assembly extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes.

Optionally, the plurality of first holes are located above a plane on which an axis of the first portion is located, and an angle between a center line of the plurality of first holes and the axis is an acute angle.

Optionally, the water inlet pipe is thermally fused with the housing.

Optionally, a second pipeline in the first pipeline assembly communicates the first reaction bin with a third reaction bin adjacent to the first reaction bin; wherein, the second pipeline is n-shaped.

Optionally, a third pipeline in the first pipeline assembly communicates the third reaction bin with the second reaction bin; wherein, one end of the third pipeline positioned in the third reaction bin is higher than the end part of the second pipeline.

Optionally, a fourth pipeline in the second pipeline assembly is communicated with the third pipeline, and gas is input into the third pipeline.

Optionally, the sewage treatment equipment further comprises a clean water tank located in the second reaction bin, and one end of the drain pipe is located in the clean water tank.

Optionally, a fifth pipeline in the first pipeline assembly communicates the first reaction bin, the second reaction bin and the clean water tank.

Optionally, the fifth pipeline includes a U-shaped pipe located in the second reaction bin, a first pipe communicated with a first end of the U-shaped pipe, a second pipe communicated with a second end of the U-shaped pipe, and a third pipe communicated with a bottom of the U-shaped pipe;

wherein, first body extends to first reaction storehouse, the second body extends to clear water tank.

Optionally, a sixth pipeline in the second pipeline assembly is communicated with the first side wall of the U-shaped pipe body, and a seventh pipeline in the second pipeline assembly is communicated with the second side wall of the U-shaped pipe body.

Optionally, the sewage treatment device further comprises a submersible pump located in the clean water tank and communicated with the drain pipe.

Optionally, an end of the drain pipe located outside the housing extends obliquely upward.

Optionally, the sewage treatment equipment further comprises a plurality of aeration devices positioned at the bottom of the second reaction bin;

wherein the aeration device is communicated with an eighth pipeline in the second pipeline assembly.

Optionally, the part of the eighth pipeline, which is located at the bottom of the second reaction bin, is of a quadrilateral structure, and the plurality of aeration devices are symmetrically arranged on two opposite sides of the quadrilateral structure.

Optionally, the sewage treatment equipment further comprises a plurality of groups of filler frames; and, a filler located on each set of the filler stands;

and the multiple groups of the packing frames are respectively positioned in the second reaction bin and a third reaction bin adjacent to the second reaction bin.

Optionally, each group of the filler frames comprises at least two hard tubes located at different heights, and the filler is fixed on the filler rope between the two hard tubes.

Optionally, the rigid pipe of the stuffing frame is connected with the side wall of the shell through a pipe hoop;

the pipe hoop is connected with the shell in a hot melting mode, and the end portion of the hard pipe is inserted into the pipe hoop.

The above technical scheme of this application has following beneficial effect at least:

the sewage treatment device of the embodiment of the application comprises: the device comprises a shell, a plurality of reaction bins and a plurality of reaction units, wherein the reaction bins are arranged at intervals in sequence along a first direction; the water inlet pipe is communicated with the first reaction bin; the drain pipe is communicated with the second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the plurality of reaction bins; the sewage treatment equipment also comprises a first pipeline assembly which is communicated with at least two reaction bins in the reaction bins; so, realized sewage via the drain pipe and got into first reaction storehouse to carry out sewage treatment in each reaction storehouse in proper order, thereby the clear water after will handling via the drain pipe is exported from sewage treatment device, realizes sewage treatment's whole process, further, sewage treatment device still includes: the first end of each pipeline in the second pipeline assembly is positioned inside the reaction bin, the second end of each pipeline is positioned outside the shell, and gas is input into the reaction bin; the first pipeline in the second pipeline assembly extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes. Therefore, the stirring treatment of the sewage in the first reaction bin is realized, and the phenomenon of hardening of suspended matters or solids in the sewage is avoided; and a small amount of dangerous gas generated in the sewage treatment process is discharged in time.

Drawings

FIG. 1 is a schematic view of a sewage treatment apparatus according to an embodiment of the present application;

FIG. 2 is a schematic view of a water intake riser according to an embodiment of the present application;

FIG. 3 is a schematic view of a second circuit according to an embodiment of the present application;

FIG. 4 is a schematic view of a first circuit according to an embodiment of the present application;

fig. 5 is a schematic connection diagram of a first pipe, a second pipe, a third pipe, a sixth pipeline and a seventh pipeline according to an embodiment of the present disclosure;

FIG. 6 is a schematic diagram of a third pipeline and a fourth pipeline according to an embodiment of the present disclosure;

FIG. 7 is a schematic view of the connection between an eighth pipeline and an aeration apparatus according to the embodiment of the present application;

FIG. 8 is a second schematic view of the eighth pipeline and the aeration apparatus according to the embodiment of the present application;

FIG. 9 is a schematic view of the connection of the stuffing frame, pipe clamp and casing according to the embodiment of the present application;

FIG. 10 is one of the schematic connections of the packing of the embodiments of the present application;

FIG. 11 is a second schematic view of the connection of the packing according to the embodiment of the present application;

fig. 12 is a schematic view illustrating the connection between the drain pipe and the submersible pump according to the embodiment of the present application.

Description of reference numerals:

1-a water inlet pipe, 2-a second pipeline, 3-a first pipeline, 4-a first pipe body, 5-a third pipeline, 6-an eighth pipeline, 7-a filler frame, 8-a clear water tank, 9-a partition board, 10-a water discharge pipe, 11-a shell, 12-a fourth pipeline, 13-a third pipe body, 14-a sixth pipeline, 15-a seventh pipeline, 16-a pipe hoop, 17-a second pipe body, 18-an aeration device, 19-a submersible pump, 20-a filler and 21-a filler rope.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The sewage treatment apparatus provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings by specific embodiments and application scenarios thereof.

As shown in fig. 1, which is a schematic view of a sewage treatment apparatus according to an embodiment of the present application, the sewage treatment apparatus includes:

a housing 11, in which a plurality of reaction chambers are arranged at intervals in a first direction; the shell 11 is made of Polyethylene (PE), the first direction is a direction in which sewage flows in the shell, and a plurality of reaction bins are arranged in the shell 11, so that the sewage is sequentially subjected to aerobic treatment, anaerobic treatment and aerobic treatment in the shell 11;

the water inlet pipe 1 is communicated with the first reaction bin; the water inlet pipe 1 is used for inputting sewage into the shell 11;

the drain pipe 10 is communicated with a second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the plurality of reaction bins; the water outlet pipe 10 is used for outputting the treated clean water from the shell 11.

The first pipeline assembly is communicated with at least two reaction bins in the reaction bins; the first pipeline assembly is used for inputting the sewage treated in the reaction bin to the next adjacent reaction bin;

a second pipeline assembly, a first end of each pipeline in the second pipeline assembly is located inside the reaction chamber, a second end of each pipeline is located outside the shell 11, and gas is input into the reaction chamber;

the first pipeline 3 in the second pipeline assembly extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes.

Here, the plurality of reaction chambers are partitioned by a partition 9, wherein the partition 9 is a PE plate having a thickness of 4mm, and is connected to the housing 11 by welding.

The sewage treatment device of the embodiment of the application comprises: the device comprises a shell, a plurality of reaction bins and a plurality of reaction units, wherein the reaction bins are arranged at intervals in sequence along a first direction; the water inlet pipe is communicated with the first reaction bin; the drain pipe is communicated with the second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the plurality of reaction bins; the sewage treatment equipment also comprises a first pipeline assembly which is communicated with at least two reaction bins in the reaction bins; so, realized sewage via the drain pipe and got into first reaction storehouse to carry out sewage treatment in each reaction storehouse in proper order, thereby the clear water after will handling via the drain pipe is exported from sewage treatment device, realizes sewage treatment's whole process, further, sewage treatment device still includes: the first end of each pipeline in the second pipeline assembly is positioned inside the reaction bin, the second end of each pipeline is positioned outside the shell, and gas is input into the reaction bin; the first pipeline in the second pipeline assembly extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes. Therefore, the sewage in the first reaction bin is stirred, and the phenomenon of hardening of suspended matters or solids in the sewage is avoided, so that the suspended matters do not need to be treated for the second time; and a small amount of dangerous gas generated in the sewage treatment process is discharged in time.

As an alternative implementation manner, as shown in fig. 4, the plurality of first holes are located above a plane on which the axis of the first portion is located, and an angle between a center line of the plurality of first holes and the axis is an acute angle.

Specifically, as shown in fig. 4, the first pipe 3 is composed of tripropylene Polypropylene (PPR) pipes and three PPR elbows, and is thermally fused between the PPR pipes through the PPR elbows to form the first pipe 3. Here, it should be noted that, in order to discharge the gas in the first pipeline 3 from the plurality of first holes to the first reaction chamber, the end of the first pipeline 3 located in the first reaction chamber is a closed end.

In this optional implementation, this first hole can be along 45 both sides settings of the inclined lower of horizontal direction on this first portion for first hole can realize blowing in this first reaction bin with the gas in this first pipeline 3 towards the oblique top, with the sewage in this first reaction bin of stirring, avoids the suspended solid in the sewage to harden, and simultaneously, the dangerous gas (such as hydrogen sulfide, methane etc.) of avoiding among the sewage treatment process to produce piles up in the reaction bin.

That is, the first pipeline 3 is a stirring air pipe for stirring the sewage in the first reaction bin.

As an alternative implementation, the water inlet pipe 1 is thermally fused to the housing 11.

The water inlet pipe 1 is a PE pipeline, so that the water inlet pipe 1 cannot be cracked under the condition that frozen soil occurs in cold winter, and the reliability of the water inlet pipe 1 is improved; in addition, as shown in fig. 2, inlet tube 1 through the 90 elbows of PE material with casing hot melt connects, has realized inlet tube 1 and 11 flexonics or the elastic connection of casing, has reduced inlet tube 1 and has followed casing 11 floats, has further promoted inlet tube 1's reliability, avoids leading to sewage to block up because inlet tube 1 damages.

As an alternative implementation manner, as shown in fig. 1 and fig. 3, the second pipeline 2 in the first pipeline assembly communicates the first reaction chamber and a third reaction chamber adjacent to the first reaction chamber; wherein the second pipeline 2 is n-shaped.

Specifically, as shown in fig. 3, the second pipeline 2 is connected by a PE pipe and two PE elbows through hot melting, so that the second pipeline 2 is n-shaped, in addition, the second pipeline 2 uses the partition plate 9 between the first reaction bin and the third reaction bin as a carrier, and the PE elbow welding wires are welded on the partition plate 9, specifically, the second pipeline 2 is symmetrically located at two sides of the partition plate 9, that is, the partition plate 9 is connected with the welding wires at the joint of the two PE elbows (the square position in fig. 3), so that two ends of the second pipeline 2 are located at the same height, thereby preventing suspended matters such as grease and feces from entering the sewage of the third reaction bin from the first reaction bin from entering the third reaction bin, and increasing the movement distance of unit molecules.

As an alternative implementation, as shown in fig. 1 and fig. 6, a third pipeline 5 in the first pipeline assembly communicates the third reaction chamber and the second reaction chamber; wherein, one end of the third pipeline 5 positioned in the third reaction chamber is higher than the end of the second pipeline 2.

Specifically, the third pipeline 5 is composed of 4 PPR elbows and DN20 PPR water pipes in a hot melting manner, specifically, 2 PPR elbows and 2 DN20 PPR water pipes form a U-shape, the other PPR water pipe of DN20 is communicated with one end of the U-shape through 1 PPR elbow and extends along the horizontal direction, the other end of the PPR water pipe of DN20 is further connected with a PPR elbow to form a water outlet end of the third pipeline 5, so that the third reaction bin and the second reaction bin are communicated by using a small space, sewage treated by the third reaction bin flows into the second reaction bin, wherein one end of the third pipeline 5, which is located at the third reaction bin, is set to be higher than the end of the second pipeline 2, and solids such as grease and excrement and the like are prevented from entering the third pipeline 5.

As an alternative implementation, as also shown in fig. 1 and 6, the fourth pipeline 12 in the second pipeline assembly is communicated with the third pipeline 5, and gas is input into the third pipeline 5.

Here, as shown in fig. 1 and fig. 6, one end of the third pipeline 5 is located at a lower position than one end of the second reaction chamber, and in order to enable the sewage treated by the third reaction chamber to flow into the second reaction chamber, it is necessary to push the liquid in the third pipeline 5 with gas, so in this optional implementation, the fourth pipeline 12 is communicated to the bottom of the third pipeline 5 through 1 PPR elbow and 1 reducer tee. That is, the fourth pipeline 12 is a gas stripping pipe for stripping the third pipeline 5 to push the liquid flow in the third pipeline 5.

Further, as an optional implementation manner, the sewage treatment equipment further comprises a clean water tank 8 located in the second reaction bin, and one end of the drain pipe 10 is located in the clean water tank 8.

Here, the clean water tank 8 is formed by rotational molding of PE material and welded to the observation port of the second reaction chamber.

In this optional implementation, the clear water tank 8 is arranged to store clear water after sewage treatment, and clear water is discharged from the sewage treatment equipment through the water discharge pipe 10.

As an alternative implementation manner, as shown in fig. 1, a fifth pipeline in the first pipeline assembly communicates the first reaction bin, the second reaction bin and the clean water tank 8. Thus, part of the liquid treated by the second reaction bin flows into the clear water tank 8, and part of the liquid flows back to the first reaction bin, so that on one hand, a denitrification stage is added, and the equipment can remove the total nitrogen; on the other hand, activated sludge is used

Rotten and cured feces.

As a specific implementation manner, as shown in fig. 1 and 5, the fifth pipeline includes a U-shaped pipe located in the second reaction chamber, a first pipe 4 communicated with a first end of the U-shaped pipe, a second pipe 17 communicated with a second end of the U-shaped pipe, and a third pipe 13 communicated with a bottom of the U-shaped pipe;

wherein, the first tube 4 extends to the first reaction chamber, and the second tube 17 extends to the clean water tank 8.

That is, the third pipe 13 is a water suction pipe, and is used for flowing the sewage treated by the third reaction bin into the U-shaped pipe body; the first pipe body 4 is a return pipe and is used for returning the sewage treated by the third reaction bin to the first reaction bin; the second pipe body 17 is a water outlet pipe and is used for flowing the sewage treated by the third reaction bin to the clean water tank 8; through the cooperation of the third pipe body 13, the U-shaped pipe body, the first pipe body 4 and the second pipe body 17, the flow of sewage is realized.

It should be noted here that the U-shaped body comprises two PPR elbows and three DN 20's PPR trachea hot melt connection, and first body 4 passes through the PPR elbow to be connected with the one end of U-shaped body, and extends along the horizontal direction of keeping away from the U-shaped body, and second body 17 passes through the PPR elbow to be connected with the other end of U-shaped body, and extends along the horizontal reversal of keeping away from the U-shaped body, and so, realized utilizing less space, less material constitutes firm fifth pipeline.

As an alternative implementation, as shown in fig. 1 and 5, the sixth pipeline 14 of the second pipeline assembly is communicated with the first side wall of the U-shaped pipe body, and the seventh pipeline 15 of the second pipeline assembly is communicated with the second side wall of the U-shaped pipe body.

Specifically, as shown in fig. 5, the sixth pipeline 14 is connected to the first sidewall of the U-shaped pipe body by a PPR reducing tee, and the seventh pipeline 15 is connected to the second sidewall of the U-shaped pipe body by a PPR tee, and more specifically, the sixth pipeline 14 and the seventh pipeline 15 are both communicated with a position close to the bottom of the U-shaped pipe body for stripping the liquid in the U-shaped pipe body, so as to push the liquid in the U-shaped pipe body to flow into the first reaction chamber and the clean water tank 8 through the first pipe body 4 and the second pipe body 17, respectively.

Further, as an alternative implementation, as shown in fig. 1 and 12, the sewage treatment apparatus further includes a submersible pump 19 located in the clean water tank 8 and communicating with the drain pipe 10.

In this optional implementation, immersible pump 19 is from taking interior silk interface, uses the outer silk direct screw in of PPR, then directly carries out the hot melt with the outer silk of PPR pipeline (drain pipe 10) and PPR and is connected, realizes being connected of drain pipe 10 and immersible pump 19 to the drive of work through immersible pump 19 clear water in the clear water tank 8 passes through drain pipe 10 and discharges the outside to equipment.

As an alternative implementation, as shown in fig. 12, one end of the drain pipe 10 located outside the housing 11 extends obliquely upward.

Specifically, one end of the drain pipe 10, which is located outside the shell 11, is connected with a 45-degree elbow made of PPR material in a hot melting mode to form a 45-degree elevation angle, so that water in the drain pipe 10 in winter can flow back into the clean water tank 8, and the phenomenon of pipe freezing is prevented.

Further, as an alternative implementation, as shown in fig. 1, 7 and 8, the sewage treatment apparatus further comprises a plurality of aeration devices 18 located at the bottom of the second reaction chamber;

wherein the aeration device 18 is in communication with the eighth conduit 6 of the second conduit assembly.

That is, the eighth pipeline 6 is an aeration pipe, which is a novel aeration facility, also called compressed air aeration. The principle is that air is conveyed to an aeration device arranged on a drop-eating device through an air conveying pipeline by using an air blower, and the air overflows in a bubble form, so that oxygen is dissolved into water at an air-liquid interface.

As an alternative implementation manner, as shown in fig. 8, the portion of the eighth pipeline 6 located at the bottom of the second reaction chamber has a quadrilateral structure, and a plurality of the aeration devices 18 are symmetrically arranged on two opposite sides of the quadrilateral structure.

Specifically, the part of the eighth pipeline 6 at the bottom of the second reaction bin is rectangular, and the aeration devices 18 are symmetrically arranged on two opposite sides of the rectangle, so that the firmness of the eighth pipeline 6 is improved.

Specifically, as shown in fig. 7 and 8, the eighth pipeline 6 is formed by connecting 6 PPR elbows, 2 reducing female thread tees, 1 equal-diameter tee, and DN20 PPR air pipes in a hot melting manner. Wherein, the reducing inner thread tee joint is fixed on the central point of the edge of the rectangle through hot melting, and the aeration device 18 is provided with DN25 outer thread and screwed on the reducing inner thread tee joint to provide oxygen for biochemical treatment. In this way, the stability of the structure of the eighth pipeline 6 is improved, and at the same time, the air outlet of the aeration device 18 is more uniform.

Further, as an alternative implementation, as shown in fig. 1, 9, 10 and 11, the sewage treatment apparatus further includes a plurality of sets of filler frames 7; and, a packing 20 located on each set of the packing frames;

the multiple groups of the packing frames 7 are respectively positioned in the second reaction bin and a third reaction bin adjacent to the second reaction bin.

In this optional implementation manner, on one hand, at least two groups of filler frames are arranged in the third reaction bin, so that denitrification is increased, and therefore the total nitrogen can be removed by the equipment; on the other hand, at least two groups of filler frames are arranged in the second reaction bin, and at least two groups of filler frames are arranged in the third reaction bin, so that the filling rate of biochemical fillers is improved, the reaction volume of sewage is increased, and the reaction effect is enhanced.

As a specific implementation manner, as shown in fig. 1 and 11, each group of the stuffing frames 7 comprises at least two hard tubes located at different heights, and the stuffing 20 is fixed on a stuffing rope 21 between the two hard tubes.

Here, it should be noted that, the hard pipe in the packing frame 7 may be a Polyvinyl Chloride (PVC) hard pipe; the two, every group filling frame 7 includes two upper and lower hard tubes, uses the filler to give birth to 21 and encircles the filling frame from top to bottom, ties up with the nylon ribbon, ties up 6 meters filler on every group filling frame at least, so for the filler is along vertical fixed, like this, is favorable to the utilization of microorganism, and is favorable to the shearing of oxygen molecule, so has increased the packing rate of biochemical filler.

As an alternative implementation, as shown in fig. 9, 10 and 11, the hard tube of the stuffing frame 7 is connected with the side wall of the housing 11 through a pipe hoop 16;

the pipe hoop 16 is connected with the shell 11 in a hot melting mode, and the end of the hard pipe is inserted into the pipe hoop 16.

In this optional implementation, the pipe clamp 16 is made of PE, and is connected with the casing 11 through hot melting, and the end of the hard pipe is inserted into the pipe clamp 16, so that the hard pipe and the casing 11 are not connected in a hard manner, and thus, when the equipment is buried and bears pressure, the hard pipe is not damaged or deformed by external force, and the stability and reliability of the filler frame 7 are improved.

The following describes, in a table, the procedure of the sewage treatment apparatus of the embodiment of the present application:

here, it should be noted that the PE material of each pipeline may be replaced by PP material or PVC material; the connection method such as heat fusion and welding may be replaced by a method such as gluing and inserting, and the present application is not limited thereto.

According to the structure of the sewage treatment equipment in the embodiment of the application, the water inlet pipe 1 is made of the PE material and is connected with the shell 11 in a hot melting mode, so that the flexible connection between the water inlet pipe and the shell is realized, the floating of the water inlet pipe 1 is reduced, and the water inlet pipe 1 is prevented from being cracked when the environment temperature is low and the frozen soil phenomenon occurs, so that sewage cannot be discharged; the second pipeline 2 is arranged in an n shape, so that solids such as grease, excrement slag and the like in the first reaction bin are prevented from entering the second reaction bin, and the movement distance of unit molecules is increased; the gas in the first reaction bin is stirred by arranging the first pipeline, so that the suspended matters of the sewage in the first reaction bin are prevented from hardening, and the process of secondary treatment of the suspended matters is reduced; the first pipe body 4 extends to the first reaction bin, so that a denitrification stage is added, total nitrogen can be removed by equipment, and the purpose that the decomposition of excrement is promoted by activated sludge is realized; fourthly, the aeration devices 18 (aeration heads) are symmetrically arranged at the central point of the bottom air pipe of the aeration pipe, so that the uniformity of the air outlet effect is realized, and the structural stability of the aeration pipe is ensured; fifthly, a plurality of groups of filler frames 7 are respectively arranged in the second reaction bin (biochemical bin) and the third reaction bin (adjusting bin), so that the filling rate of biochemical seasonings is ensured, the volume utilization rate is improved, and the reaction volume is increased; the reaction effect is enhanced; the filler frame 7 comprises two hard tubes at different heights, so that the filler is arranged along the vertical direction, and the utilization rate of microorganisms and the shearing effect on oxygen molecules are improved; seventhly, one end of the drain pipe 10, which is positioned outside the shell 11, is set to be at an elevation angle of 45 degrees, so that the liquid in the drain pipe 10 flows back to the inside of the shell 11, and the pipe freezing phenomenon is prevented; eight, the connected mode and the structure of each pipeline of this application are scientific more, firm and save space, have reduced the maintenance cost in later stage.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and refinements can be made without departing from the principle described in the present application, and these modifications and refinements should be regarded as the protection scope of the present application.

Claims (17)

1. An apparatus for treating wastewater, comprising:

the reaction device comprises a shell (11), a reaction chamber and a reaction chamber, wherein the shell is internally provided with a plurality of reaction chambers which are mutually spaced and sequentially arranged along a first direction;

the water inlet pipe (1) is communicated with the first reaction bin;

the drain pipe (10) is communicated with the second reaction bin, wherein the first reaction bin and the second reaction bin are reaction bins at two ends of the reaction bins;

the first pipeline assembly is communicated with at least two reaction bins in the reaction bins;

the first end of each pipeline in the second pipeline assembly is positioned inside the reaction bin, the second end of each pipeline in the second pipeline assembly is positioned outside the shell (11), and gas is input into the reaction bin;

wherein, a first pipeline (3) in the second pipeline component extends to the bottom of the first reaction bin, and a first part parallel to the bottom of the first reaction bin is provided with a plurality of first holes.

2. The wastewater treatment apparatus according to claim 1, wherein the plurality of first holes are located above a plane on which an axis of the first portion is located, and an angle between a center line of the plurality of first holes and the axis is an acute angle.

3. Sewage treatment plant according to claim 1, characterised in that said inlet pipe (1) is thermally fused to said housing (11).

4. The sewage treatment apparatus according to claim 1, wherein the second pipeline (2) in the first pipeline assembly communicates the first reaction chamber and a third reaction chamber adjacent to the first reaction chamber; wherein the second pipeline (2) is n-shaped.

5. The wastewater treatment plant according to claim 4, wherein a third pipeline (5) in the first pipeline assembly connects the third reaction chamber and the second reaction chamber; wherein, one end of the third pipeline (5) positioned in the third reaction chamber is higher than the end of the second pipeline (2).

6. Sewage treatment plant according to claim 5, characterised in that a fourth pipe (12) in said second pipe assembly communicates with said third pipe (5), feeding said third pipe (5) with gas.

7. The wastewater treatment apparatus according to claim 1, further comprising a clean water tank (8) in the second reaction bin, wherein one end of the drain pipe (10) is located in the clean water tank (8).

8. The wastewater treatment plant according to claim 7, wherein a fifth pipeline in the first pipeline assembly communicates the first reaction chamber, the second reaction chamber and the clean water tank (8).

9. The sewage treatment apparatus according to claim 8, wherein said fifth pipeline comprises a U-shaped pipe body located at said second reaction bin, a first pipe body (4) communicating with a first end of said U-shaped pipe body, a second pipe body (17) communicating with a second end of said U-shaped pipe body, and a third pipe body (13) communicating with a bottom of said U-shaped pipe body;

wherein the first pipe body (4) extends to the first reaction bin, and the second pipe body (17) extends to the clean water tank (8).

10. Sewage treatment plant according to claim 9, characterised in that a sixth pipe (14) of said second pipe assembly communicates with a first side wall of said U-shaped pipe body and a seventh pipe (15) of said second pipe assembly communicates with a second side wall of said U-shaped pipe body.

11. Sewage treatment plant according to claim 7, characterised in that it further comprises a submersible pump (19) located inside said clean water tank (8) and communicating with said drain pipe (10).

12. The sewage treatment apparatus according to claim 1 or 7, wherein an end of said drain pipe (10) located outside said housing (11) extends obliquely upward.

13. The wastewater treatment plant according to claim 1, further comprising a plurality of aeration devices (18) located at the bottom of the second reaction tank;

wherein the aeration device (18) is in communication with an eighth conduit (6) in the second conduit assembly.

14. The sewage treatment plant according to claim 13, wherein the portion of said eighth conduit (6) located at the bottom of said second reaction chamber has a quadrangular structure, and a plurality of said aeration devices (18) are symmetrically arranged on two opposite sides of said quadrangle.

15. Sewage treatment plant according to claim 1, characterised by further comprising a plurality of sets of filler frames (7); and, a packing (20) located on each set of the packing frames;

the multiple groups of the packing frames (7) are respectively positioned in the second reaction bin and a third reaction bin adjacent to the second reaction bin.

16. Sewage treatment plant according to claim 15, characterised in that each group of said stuffing frames (7) comprises at least two hard tubes located at different heights, said stuffing (20) being fixed to a stuffing rope (21) between said two hard tubes.

17. Sewage treatment plant according to claim 15, characterised in that the rigid pipe of the stuffing frame (7) is connected to the side wall of the housing (11) by means of a pipe clamp (16);

the pipe hoop (16) is in hot-melt connection with the shell (11), and the end of the hard pipe is inserted into the pipe hoop (16).

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