Three-dimensional biofilm culturing filler assembly and device for aerobic tank

Abstract

The utility model provides a three-dimensional biofilm culturing filler assembly and device for an aerobic tank, and relates to the technical field of sewage treatment, the assembly comprises a supporting assembly, a cylindrical culturing film sleeved on the outer side of the supporting assembly, and at least one sheet-shaped culturing film, a channel which is communicated with the sheet-shaped hanging film and can discharge liquid entering the sheet-shaped hanging film is formed in the supporting assembly, and the sheet-shaped hanging film is detachably arranged on the outer side of the cylindrical hanging film. According to the device, the film hanging area can be adjusted according to requirements, and rapid film hanging and rapid demolding are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field especially is related to a kind of for aerobic tank three-dimensional biological biofilm formation filler assembly and device. BACKGROUND

[0002] In the field of sewage treatment, as an important treatment link, the treatment effect of aerobic tank is directly related to the performance of the entire sewage treatment system. With the continuous improvement of environmental protection requirements and the continuous development of sewage treatment technology, the requirements for the treatment efficiency and stability of aerobic tank are also increasing.

[0003] Traditional aerobic tank filler often has some shortcomings in practical application. On the one hand, the biofilm area of some fillers is fixed and cannot be adjusted flexibly according to actual needs, which limits the attachment and growth space of microorganisms, thereby affecting the efficiency of sewage treatment and the amount of biological bodies. On the other hand, some fillers perform poorly in the process of biofilm formation and removal, with slow biofilm formation speed and difficult biofilm removal, which can easily lead to excessive accumulation of biofilm, increase the risk of blockage, and thus affect the normal flow of water and the transfer of oxygen, reducing the treatment effect of the aerobic tank. At the same time, in the aerobic tank with high aeration intensity and strong fluid disturbance, the metabolic substance flow and update speed of the biofilm surface of traditional fillers are slow, the reaction concentration gradient is small, the mass transfer efficiency is low, and it is difficult to maintain a high biochemical reaction rate, which cannot meet the needs of efficient sewage treatment. SUMMARY

[0004] The utility model aims at providing a kind of for aerobic tank three-dimensional biological biofilm formation filler assembly and device to solve the technical problem of low sewage treatment efficiency in prior art.

[0005] To solve the above problems, the utility model relates to a kind of for aerobic tank three-dimensional biological biofilm formation filler assembly and device, which adopts the following technical scheme:

[0006] The utility model provides a kind of for aerobic tank three-dimensional biological biofilm formation filler assembly, including support assembly, the cylindrical biofilm of being set to the outer side of support assembly, at least one sheet biofilm, the passage of being communicated with sheet biofilm and being able to discharge liquid into it is set in support assembly, sheet biofilm is detachably set to the outer side of cylindrical biofilm.

[0007] Preferably, the support assembly includes a connecting rod, a plurality of support rings arranged along the axial direction of the connecting rod, and the cylindrical biofilm is sleeved outside any support ring.

[0008] Preferably, the sheet biofilm is connected to the support ring by a connecting piece.

[0009] The utility model provides a kind of for aerobic tank three-dimensional biological biofilm-hanging filler device, still including frame, filler assembly being spaced apart and being arranged in frame, frame includes upper frame, lower frame, the vertical pole of connecting upper frame and lower frame, the upper and lower ends of any filler assembly are connected with upper frame and lower frame respectively.

[0010] Preferably, the upper frame and the lower frame are identical in structure, the upper frame includes a rectangular frame and a plurality of connecting rods, the plurality of connecting rods are parallel and spaced apart in the rectangular frame, the upper and lower ends of any filler assembly are connected to the connecting rods of the upper and lower frames respectively, and the two ends of the vertical pole are connected to the upper and lower frames respectively

[0011] The utility model has the following beneficial effects:

[0012] The utility model provides a kind of for aerobic tank three-dimensional biological biofilm-hanging filler assembly, and the difference from prior art is that it includes supporting assembly, the tubular film-hanging of being sleeved to the outside of supporting assembly, at least one piece of sheet film-hanging, the passage of being communicated with sheet film-hanging and being able to discharge liquid into it is set in supporting assembly, sheet film-hanging is detachably set on the outside of tubular film-hanging, effectively realizes the adjustment of film-hanging area, and can realize quick film-hanging and quick demolding. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be simply introduced to the drawings needed to be used in embodiment:

[0014] Figure 1 It is a kind of for aerobic tank three-dimensional biological biofilm-hanging filler device's axle side view.

[0015] In the figure: 1, supporting ring;2, tubular film-hanging;3, sheet film-hanging;4, through hole;5, frame;6, connecting rod. DETAILED DESCRIPTION

[0016] In order to make the technical purpose, technical scheme and beneficial effect of the utility model more clearly, the following will be further explained to the technical scheme of the utility model by combining with the drawings and specific embodiment.

[0017] The utility model provides a kind of for aerobic tank three-dimensional biological film-hanging filler assembly, including support assembly, the tubular film-hanging of sleeve set in the outer side of support assembly, at least one piece of sheet film-hanging, channel is communicated with sheet film-hanging in support assembly, the effect of channel is to ensure the circulation of liquid inside the assembly, on the one hand can let the nutrient in sewage and oxygen better be transmitted to the microorganism on film-hanging, promote the growth and metabolism of microorganism;On the other hand, metabolic product can also be discharged in time, avoid the growth of microorganism to produce adverse effect by accumulation.

[0018] Optionally, the first embodiment, connecting rod and support ring are fixed: connecting rod is set as light pole, support ring is sleeved on the outer side of light pole, support ring and light pole are fixed by the connecting sheet connecting both, tubular film-hanging and support ring are bonded, screw connected, pinned fixed etc.;Second, connecting rod and support ring can be connected, connecting rod is set as screw rod, support ring includes outer ring, inner ring, connecting sheet connecting inner ring and outer ring, thread matching screw rod is set on the inner wall of inner ring, inner ring and screw rod are screw connected, so as to adjust the number and corresponding position of support ring on connecting rod, tubular film-hanging and outer ring can be detachably connected, or fixed by on-site processing.

[0019] Sheet film-hanging is detachably arranged on the outer side of tubular film-hanging, and the number of sheet film-hanging is increased or reduced according to actual demand, so as to adjust the total area of film-hanging. When more film-hanging area is needed to adapt to high-load sewage treatment task, more sheet film-hanging can be added;When the processing load is low, the number of sheet film-hanging can be reduced to save cost and space.

[0020] Sheet film-hanging is connected with support ring through connecting piece, and connecting piece can be fixed, such as buckle, hook, screw, etc. To ensure that sheet film-hanging can be firmly connected on support ring, and it is also convenient to disassemble and replace when needed.

[0021] In this embodiment, buckle fixing is taken as an example, through hole is set on the peripheral wall of support ring, through hole is spaced apart along the peripheral wall of support ring, and opening corresponding to through hole is set on sheet film-hanging, buckle is fixed on sheet film-hanging. When sheet film-hanging needs to be installed on support ring, buckle is expanded or constrained after passing through through hole on support ring and opening on sheet film-hanging, so as to realize the connection of sheet film-hanging and support ring.

[0022] The utility model provides a kind of for aerobic tank three-dimensional biological membrane-hanging filler device, still including frame, the filler assembly of interval and being equipped in frame, frame includes upper frame, lower frame, the vertical pole of connecting upper frame and lower frame, the upper and lower ends of arbitrary filler assembly are connected with upper frame and lower frame respectively, upper frame and lower frame structure are same, upper frame includes rectangular frame, multiple connecting rods, multiple connecting rods are parallel and interval and set in rectangular frame, the upper and lower ends of arbitrary filler assembly are connected on the connecting rod of upper and lower frame respectively, the both ends of vertical pole are connected upper frame and lower frame respectively.The quantity of filler assembly can be adjusted according to the size and processing demand of aerobic tank.Each filler assembly is according to the structure composition described above, including supporting assembly, cylindrical membrane-hanging and sheet-shaped membrane-hanging, and provides good environment for the membrane-hanging and growth of microorganism.

[0023] Finally, it should be explained that: the above examples are only for illustration, not for limiting the technical scheme of the utility model, any equivalent replacement and modification or partial replacement of the utility model without departing from the spirit and scope of the utility model should be covered in the scope of protection of the utility model claims.

Claims

1. A three-dimensional biofilm filler assembly for an aerobic pool, characterized in that: The invention comprises a support component, a cylindrical biofilm sleeved on the outside of the support component, and at least one sheet biofilm. The support component is provided with a channel which is connected with the sheet biofilm and can discharge the liquid entering the channel. The sheet biofilm is detachably arranged on the outside of the cylindrical biofilm.

2. A three-dimensional biofilm filler assembly for an aerobic pool according to claim 1, characterized in that: The supporting assembly comprises a connecting rod and a plurality of supporting rings which are sequentially arranged at intervals along the axial direction of the connecting rod, and a cylindrical film-hanging sleeve is arranged on the outer side of any supporting ring.

3. A three-dimensional biofilm filling assembly for an aerobic pool according to claim 2, characterized in that: The sheet-like film-forming element is connected to the support ring through a connecting piece.

4. A three-dimensional biofilm filling device for an aerobic pool, characterized in that: It also includes a frame and the filler components according to any one of claims 1-3 installed at intervals in the frame. The frame includes an upper frame, a lower frame, and vertical poles connecting the upper frame and the lower frame. The upper and lower ends of any filler component are respectively connected to the upper frame and the lower frame.

5. A three-dimensional biofilm filling device for an aerobic pool according to claim 4, characterized in that: The upper frame and the lower frame have the same structure. The upper frame includes a rectangular frame and multiple connecting rods. The multiple connecting rods are arranged in parallel and at intervals in the rectangular frame. The upper and lower ends of any filler assembly are respectively connected to the connecting rods of the upper and lower frames, and the two ends of the vertical rods are respectively connected to the upper frame and the lower frame.

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