High-pollution-resistance immersed hollow fiber membrane module

Abstract

The utility model discloses a high-pollution-resistance immersed hollow fiber membrane module, and relates to the technical field of filtering equipment for sewage treatment. The high-pollution-resistance immersed type hollow fiber membrane module comprises a hollow fiber membrane wire and a mounting structure, the mounting structure comprises an upper fixing part, a lower fixing part, square clamping blocks and rectangular clamping blocks, the two square clamping blocks are fixedly connected to the two ends of the hollow fiber membrane wire respectively, and the rectangular clamping blocks are fixedly connected to the two sides of the square clamping blocks respectively; the lower fixing piece is connected with the square clamping block in a clamped mode, the upper fixing piece is arranged at the tops of the hollow fiber membrane filaments and connected with the square clamping block in a clamped mode, the square clamping block and the rectangular clamping block are aligned with the square clamping groove and the rectangular clamping groove respectively, and then the multiple sets of hollow fiber membrane filaments can be installed between the upper fixing piece and the lower fixing piece respectively. Detachable connection of the hollow fiber membrane filaments is achieved, part of damaged membrane filaments can be replaced through the installation structure, the whole membrane filaments are prevented from being replaced, use is convenient, and cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering equipment for sewage treatment, in particular to a highly anti-pollution immersed hollow fiber membrane component. Background Art

[0002] Membrane bioreactor is a new type of sewage treatment device that combines ultrafiltration and microfiltration membrane separation technology with biological treatment in sewage treatment. After sewage treatment, the effluent quality is high and can be directly used for non-drinking water reuse. In practical applications, the flat-plate membrane bioreactor is composed of multiple flat-plate membrane components through a plug-in structure to form a flat-plate membrane unit.

[0003] Publication No. CN209923005U discloses a highly anti-pollution MBR membrane assembly, comprising hollow fiber membrane filaments and a membrane frame, wherein the membrane frame comprises an outlet pipe, a water collection pipe, and a plug, and the membrane frame further comprises a multifunctional main pipe and a multifunctional branch pipe, wherein the multifunctional branch pipe is inserted into the hollow fiber membrane filaments to divide the hollow fiber membrane filaments into two layers. The utility model can avoid the problem of inconvenient cleaning due to dense membrane filaments, but the utility model adopts an integrated structure. Due to impurities mixed with sewage or other environmental factors, the service life of the membrane filaments is often shorter than the service life of the membrane shell. When a part of the membrane filaments is damaged, the filtering effect is greatly reduced and the entire membrane filament needs to be replaced, which increases the cost and reduces the economic benefits. Therefore, a highly anti-pollution submerged hollow fiber membrane assembly is needed. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a highly anti-pollution immersed hollow fiber membrane component, which can solve the problem that when an integrated structure is adopted, a part of the membrane fibers need to be replaced as a whole due to damage, which leads to increased costs and reduced economic benefits.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highly anti-pollution immersed hollow fiber membrane assembly, comprising a hollow fiber membrane filament and a mounting structure, the mounting structure comprising an upper fixing member, a lower fixing member, a square clamp block and a rectangular clamp block, the number of the square clamp blocks is two and they are respectively fixedly connected to the two ends of the hollow fiber membrane filament, the rectangular clamp blocks are respectively fixedly connected to the two sides of the square clamp blocks, the lower fixing member is arranged at the bottom of the hollow fiber membrane filament, the lower fixing member is clamped with the square clamp block, the upper fixing member is arranged at the top of the hollow fiber membrane filament, and the upper fixing member is clamped with the square clamp block.

[0006] Preferably, a square slot adapted to the square block is provided on the top of the lower fixing member, and a rectangular slot adapted to the rectangular block is provided on the top of the lower fixing member, and the structures of the lower fixing member and the upper fixing member are exactly the same.

[0007] Preferably, round rods are fixedly connected to the surfaces of the lower fixing member and the upper fixing member, and a sealing gasket is fixedly connected to the inside of each round rod.

[0008] Preferably, a connecting rod is threadedly sleeved on the outer surface of the round rod, and the outer surface of each round rod is provided with an external thread matched with the connecting rod.

[0009] Preferably, an upper flow opening is provided inside the upper fixing member, and a lower flow opening is provided inside the lower fixing member.

[0010] Preferably, an aeration pipe is fixedly connected to the bottom of the upper fixing member, a plurality of air outlets are equidistantly formed on the outer surface of the aeration pipe, a plurality of truncated cone-shaped grooves are equidistantly formed on the inner wall of the aeration pipe, and the truncated cone-shaped grooves are communicated with the air outlets.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The highly anti-pollution immersed hollow fiber membrane assembly can be installed between the upper fixing member and the lower fixing member by aligning the square block and the rectangular block with the square slot and the rectangular slot respectively, thereby realizing the detachable connection of the hollow fiber membrane. Partially damaged membranes can be replaced through the installation structure to avoid replacing the entire membrane. The assembly is easy to use and saves costs.

[0013] (2) The highly anti-pollution immersed hollow fiber membrane assembly can clean the hollow fiber membrane filaments through multiple air outlets arranged on the aeration tube. The truncated cone connected to the air outlet can pressurize the gas when it is ejected, thereby enhancing the cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the main body of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation structure of the utility model;

[0017] Figure 3 For the utility model Figure 2 Schematic diagram at A in the middle;

[0018] Figure 4 For the utility model Figure 2 Schematic diagram at point B in the middle;

[0019] Figure 5 This is a schematic diagram of an aeration pipe of the utility model.

[0020] Figure numerals: 1. hollow fiber membrane; 2. upper flow port; 3. connecting rod; 4. upper fixing piece; 5. lower fixing piece; 6. lower flow port; 7. aeration pipe; 8. air outlet; 9. truncated cone groove; 10. round rod; 11. external thread; 12. sealing gasket; 13. square block; 14. rectangular block; 15. square slot; 16. rectangular slot. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0024] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0025] See also Figure 1-5The utility model provides a technical solution: a highly anti-pollution immersed hollow fiber membrane component, including a hollow fiber membrane 1 and a mounting structure, the mounting structure including an upper fixing member 4, a lower fixing member 5, a square card block 13 and a rectangular card block 14, the number of the square card blocks 13 is two and they are respectively fixedly connected to the two ends of the hollow fiber membrane 1, the rectangular card blocks 14 are respectively fixedly connected to the two sides of the square card block 13, the lower fixing member 5 is arranged at the bottom of the hollow fiber membrane 1, the lower fixing member 5 is clamped with the square card block 13, the upper fixing member 4 is arranged at the top of the hollow fiber membrane 1, the upper fixing member 4 is clamped with the square card block 13 The top of the lower fixing member 5 is provided with a square slot 15 which is compatible with the square block 13, and the top of the lower fixing member 5 is provided with a rectangular slot 16 which is compatible with the rectangular block 14. The structure of the lower fixing member 5 is exactly the same as that of the upper fixing member 4. During installation, the square block 13 and the rectangular block 14 are respectively aligned with the square slot 15 and the rectangular slot 16, so that multiple groups of hollow fiber membranes 1 can be respectively installed between the upper fixing member 4 and the lower fixing member 5 to realize the detachable connection of the hollow fiber membranes 1. The partially damaged membranes can be replaced through the installation structure to avoid replacing the entire membrane. It is easy to use and saves cost.

[0026] Furthermore, round rods 10 are fixedly connected to the surfaces of the lower fixing member 5 and the upper fixing member 4, and a sealing gasket 12 is fixedly connected to the inside of each round rod 10. The sealing gasket 12 is used to enhance the sealing between the round rod 10 and the connecting rod 3. The connecting rod 3 is threadedly sleeved on the outer surface of the round rod 10, and the outer surface of each round rod 10 is provided with an external thread 11 adapted to the connecting rod 3. An upper flow port 2 is opened inside the upper fixing member 4, and a lower flow port 6 is opened inside the lower fixing member 5. An aeration pipe 7 is fixedly connected to the bottom of the upper fixing member 4. A plurality of air outlets 8 are equidistantly opened on the outer surface of the aeration pipe 7, and a plurality of truncated cone-shaped grooves 9 are equidistantly opened on the inner wall of the aeration pipe 7. The truncated cone-shaped grooves 9 are connected with the air outlet 8. The hollow fiber membrane filaments can be cleaned through the plurality of air outlets 8 provided on the aeration pipe 7. The truncated cone-shaped grooves 9 are connected with the air outlet 8 so that the gas can be pressurized when it is ejected, thereby enhancing the cleaning effect.

[0027] Working principle: Align the square block 13 and the rectangular block 14 with the square slot 15 and the rectangular slot 16 respectively, so that multiple groups of hollow fiber membranes 1 can be installed between the upper fixing member 4 and the lower fixing member 5 respectively, and then the connecting rod 3 is threadedly installed on the outer surface of the round rod 10 to achieve a detachable connection of the hollow fiber membrane 1. The hollow fiber membrane can be cleaned through the multiple air outlets 8 arranged on the aeration pipe 7. The truncated cone groove 9 is connected with the air outlet 8 to pressurize the gas when it is ejected.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A highly anti-pollution submerged hollow fiber membrane module, characterized in that: include: Hollow fiber membrane (1); The mounting structure comprises an upper fixing member (4), a lower fixing member (5), a square clamp (13) and a rectangular clamp (14); the number of the square clamps (13) is two and they are respectively fixedly connected to the two ends of the hollow fiber membrane (1); the rectangular clamps (14) are respectively fixedly connected to the two sides of the square clamp (13); the lower fixing member (5) is arranged at the bottom of the hollow fiber membrane (1); the lower fixing member (5) is clamped with the square clamp (13); the upper fixing member (4) is arranged at the top of the hollow fiber membrane (1); the upper fixing member (4) is clamped with the square clamp (13).

2. The highly anti-pollution submerged hollow fiber membrane module according to claim 1, characterized in that: The top of the lower fixing member (5) is provided with a square slot (15) adapted to the square block (13), and the top of the lower fixing member (5) is provided with a rectangular slot (16) adapted to the rectangular block (14). The structure of the lower fixing member (5) is completely the same as that of the upper fixing member (4).

3. A highly anti-fouling submerged hollow fiber membrane module according to claim 2, characterized in that: Round rods (10) are fixedly connected to the surfaces of the lower fixing member (5) and the upper fixing member (4), and a sealing pad (12) is fixedly connected to the interior of each round rod (10).

4. A highly anti-pollution submerged hollow fiber membrane module according to claim 3, characterized in that: The outer surface of the round rod (10) is threadedly sleeved with a connecting rod (3), and the outer surface of each round rod (10) is provided with an external thread (11) adapted to the connecting rod (3).

5. A highly anti-fouling submerged hollow fiber membrane module according to claim 4, characterized in that: An upper flow opening (2) is provided inside the upper fixing member (4), and a lower flow opening (6) is provided inside the lower fixing member (5).

6. A highly anti-fouling submerged hollow fiber membrane module according to claim 5, characterized in that: The bottom of the upper fixing member (4) is fixedly connected to an aeration pipe (7), the outer surface of the aeration pipe (7) is provided with a plurality of air outlets (8) at equal intervals, the inner wall of the aeration pipe (7) is provided with a plurality of truncated cone-shaped grooves (9) at equal intervals, and the truncated cone-shaped grooves (9) are connected to the air outlets (8).

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