Macroporous carrier flow separation ball for sewage treatment

Abstract

The utility model discloses a macroporous carrier flow-separation ball for sewage treatment, which comprises an outer shell with a hemispherical structure, a middle shell and an inner shell are arranged in the outer shell, a first connecting rod is fixedly connected between the bottom of the outer shell and the bottom of the middle shell, a second connecting rod is fixedly connected between the bottom of the inner shell and the bottom of the middle shell, and the first connecting rod is connected with the second connecting rod. The outer shell, the middle shell and the inner shell are all of a porous structure, the pore diameters of the outer shell, the middle shell and the inner shell are sequentially reduced, and filler areas are arranged between the outer shell and the middle shell, between the middle shell and the inner shell and on the inner side of the inner shell. By means of the structure, the filler areas can be filled with appropriate biological filler according to requirements, and the filler areas can be filled with filler of different sizes, so that a larger surface area is provided. The pore diameters of the outer shell, the middle shell and the inner shell are sequentially reduced from outside to inside, so that the contact area between the sewage and the filler is favorably increased, and the sewage treatment effect is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, especially a macroporous carrier flow apart ball for sewage treatment. BACKGROUND

[0002] Sewage treatment glaze ball is widely used in the filling medium of sewage treatment unit such as biological reactor, aeration tank, sedimentation tank, by increasing the microbial attachment area, promoting the formation and update of biofilm, and optimizing the water flow state, significantly improve the biochemical efficiency of sewage treatment and effluent quality.

[0003] In the prior art, through the retrieval, found that Chinese patent disclosed "macroporous carrier flow apart ball for sewage treatment", its application number is "03277701.9", the main features of the above patent are that: the net hollow flow apart ball body is formed by a plurality of metal wires with plastic protective sleeve being connected with each other, there are a plurality of filler balls in the flow apart ball body, the filler ball is a hollow hard plastic ball body, and a plurality of filler ball holes are formed on the surface of the filler ball, the modified sponge is arranged in the filler ball and the shape of the modified sponge is matched with the shape of the filler ball, the utility model patent has the characteristics of large microbial load, strong decomposition ability for organic matter and impurities, fast water treatment speed and no sludge generation. However, the filler ball is filled in the glaze ball body, and the spherical design of the filler ball causes a large gap when filled in the glaze ball, which reduces the actual filling amount of the filler in the glaze ball, resulting in insufficient utilization of the internal space. The existence of the gap reduces the effective contact area between the sewage and the filler in the glaze ball, and the reduction of the contact area may affect the efficiency and effect of the glaze ball in treating sewage. Therefore, the utility model provides a macroporous carrier flow apart ball for sewage treatment to solve the problems in the background art. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a macroporous carrier flow apart ball for sewage treatment, which can fill suitable biological filler in the filler area according to requirements, and different sizes of fillers can be filled in each filler area to provide a larger surface area. Moreover, the pore size of the outer shell body, the middle shell body and the inner shell body decreases from outside to inside, which is beneficial to improve the contact area between the sewage and the filler, thereby enhancing the sewage treatment effect.

[0005] To achieve the above object, a macroporous carrier flow apart ball for sewage treatment is provided, which comprises an outer shell body in the shape of a hemisphere, a middle shell body and an inner shell body arranged inside the outer shell body, a first connecting rod fixedly connected between the bottom of the outer shell body and the bottom of the middle shell body, a second connecting rod fixedly connected between the bottom of the inner shell body and the bottom of the middle shell body, the outer shell body, the middle shell body and the inner shell body are all provided with a porous structure, and the pore size of the outer shell body, the middle shell body and the inner shell body decreases in turn, and the filler area is arranged between the outer shell body and the middle shell body, between the middle shell body and the inner shell body, and on the inner side of the inner shell body.

[0006] According to the macroporous carrier flow ball for sewage treatment, the inner shell is internally and fixedly connected with connecting rods, one end of one of the connecting rods is provided with a threaded groove, the other end of the other connecting rod is fixedly connected with a screw rod, and the screw rod is connected with the threaded groove.

[0007] According to the macroporous carrier flow ball for sewage treatment, the outer shell is externally provided with a circular protrusion.

[0008] According to the macroporous carrier flow ball for sewage treatment, the outer shell, the middle shell and the inner shell are all made of polypropylene material.

[0009] According to the macroporous carrier flow ball for sewage treatment, the connecting rods are made of polypropylene material.

[0010] The utility model has the advantages of the following beneficial effects:

[0011] Compared with the prior art, the macroporous carrier flow ball for sewage treatment can fill suitable biological fillers according to requirements, and each filler area can be filled with fillers of different sizes to provide a larger surface area and promote the degradation of organic matter in sewage and the adhesion of microorganisms. The middle shell and the inner shell are arranged in the outer shell, and both are porous structures with pore diameters gradually decreasing from the outside to the inside, so as to increase the contact area between the sewage and the fillers, thereby enhancing the sewage treatment effect, and the structure is simple and the treatment effect is good, so that the use effect of high efficiency and practicability is achieved.

[0012] Additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model will be further described below in combination with the drawings and examples;

[0014] Figure 1 It is the whole structure schematic diagram of the utility model macroporous carrier flow ball for sewage treatment;

[0015] Figure 2 It is the lower half edge structure schematic diagram of the utility model macroporous carrier flow ball for sewage treatment;

[0016] Figure 3 It is the split structure schematic diagram of the utility model macroporous carrier flow ball for sewage treatment in the state; Figure 2

[0017] Figure 4 ​This is a schematic diagram of the upper half of the structure of a macroporous carrier sphere for sewage treatment according to the present invention.

[0018] Legend:

[0019] 1. Outer shell; 2. Middle shell; 3. Inner shell; 4. Protrusion; 5. Connecting rod; 6. Threaded groove; 7. First connecting rod; 8. Second connecting rod; 9. Screw. Detailed Implementation

[0020] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0021] Reference Figures 1-4 This utility model provides a macroporous carrier sphere for wastewater treatment, which includes an outer shell 1 with a hemispherical structure, a middle shell 2 and an inner shell 3 inside the outer shell 1, a first connecting rod 7 fixedly connected between the bottom of the outer shell 1 and the bottom of the middle shell 2, and a second connecting rod 8 fixedly connected between the bottom of the inner shell 3 and the bottom of the middle shell 2. The outer shell 1, the middle shell 2 and the inner shell 3 are all porous structures, and the pore diameters of the outer shell 1, the middle shell 2 and the inner shell 3 decrease sequentially. The space between the outer shell 1 and the middle shell 2, the space between the middle shell 2 and the inner shell 3 and the inner side of the inner shell 3 are all filling areas.

[0022] The packing zone can be filled with suitable biological packing materials as needed, and each packing zone can be filled with packing materials of different sizes to provide a larger surface area, promoting the degradation of organic matter in wastewater and the attachment of microorganisms. Furthermore, the internal structure of the outer shell 1, including the outer shell 2 and the inner shell 3, is a porous structure with pore sizes decreasing from the outside to the inside. This aims to increase the contact area between wastewater and the packing materials, thereby enhancing the wastewater treatment effect. The structure is simple, the treatment effect is good, and it achieves efficient and practical use.

[0023] To facilitate the assembly and disassembly of the free-floating sphere, the large-pore carrier free-floating sphere for sewage treatment adopts a double-hemispherical docking structure. The inner shell 3 is fixedly connected to a connecting rod 5. One of the connecting rods 5 has a threaded groove 6 at its end, and the other connecting rod 5 has a screw 9 fixedly connected to its end. The screw 9 and the threaded groove 6 are connected in a cooperative manner. Through the cooperative connection between the screw 9 and the threaded groove 6, the docking of the double hemispheres can be easily achieved, making assembly and disassembly convenient.

[0024] The outer surface of the outer shell 1 is provided with circular protrusions 4. The circular protrusions 4 can generate turbulence during fluid flow and also help to improve its fluidity in sewage.

[0025] In material selection, the outer shell 1, the middle shell 2 and the inner shell 3 are made of polypropylene material, the connecting rod 5 is made of polypropylene material, which has excellent corrosion resistance, light weight and high strength, so that the flow ball can work stably in the harsh sewage environment for a long time.

[0026] Working principle: the filler area can be filled with suitable biological filler according to the requirement, and the filler of different sizes can be filled in each filler area, so as to provide larger surface area and promote the degradation of organic matter in sewage and the adhesion of microorganisms. The inner part of the outer shell 1 is provided with the middle shell 2 and the inner shell 3, which are both porous structures, and the pore size is gradually reduced from outside to inside, so as to improve the contact area between sewage and filler, thereby enhancing the sewage treatment effect, and the structure is simple, the treatment effect is good, so as to achieve the use effect of high efficiency and practicality.

[0027] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A macroporous carrier flow-off ball for sewage treatment, characterized by, The application relates to a sewage treatment macroporous carrier, which comprises an outer shell (1) in a half-sphere structure, an inner shell (2) and an inner shell (3) arranged inside the outer shell (1), a first connecting rod (7) fixedly connected between the bottom of the outer shell (1) and the bottom of the inner shell (2), a second connecting rod (8) fixedly connected between the bottom of the inner shell (3) and the bottom of the inner shell (2), the outer shell (1), the inner shell (2) and the inner shell (3) being all arranged in a porous structure, the pore diameters of the outer shell (1), the inner shell (2) and the inner shell (3) being sequentially reduced, and the space between the outer shell (1) and the inner shell (2), the space between the inner shell (2) and the inner shell (3) and the inner side of the inner shell (3) being all filled with filler.

2. The macroporous carrier stream-off ball for sewage treatment according to claim 1, wherein The sewage treatment macroporous carrier is provided with a double-hemisphere butt joint structure, the inner shell (3) is internally and fixedly connected with connecting rods (5), one end of one connecting rod (5) is provided with a threaded groove (6), one end of the other connecting rod (5) is fixedly connected with a screw rod (9), and the screw rod (9) is connected with the threaded groove (6) in a matched mode.

3. The macroporous carrier flow-off ball for sewage treatment according to claim 2, characterized by, The outer surface of the outer shell (1) is provided with a circular protrusion (4).

4. The macroporous carrier flow-off ball for sewage treatment according to claim 3, characterized by, The outer shell (1), the inner shell (2) and the inner shell (3) are all made of polypropylene material.

5. The macroporous carrier stream-off ball for sewage treatment according to claim 4, wherein The connecting rod (5) is made of polypropylene material.

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