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Static pouring column type membrane component and machining method thereof

A technology of static casting and processing methods, applied in chemical instruments and methods, membrane technology, semi-permeable membrane separation, etc., which can solve the problems of easy blockage of water inlet holes, detachment of resin from membrane filaments and membrane shells, and low bonding strength of membrane filaments and other problems to achieve the effect of solving the uneven and straight distribution of membrane filaments, avoiding easy bending and leaking points, and high utilization of membrane area

Inactive Publication Date: 2015-04-22
SHANDONG ZHAOJIN MOTIAN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, columnar membrane modules have been widely used in food industry, medical field, water purification in waterworks, sewage treatment and other fields. The bonding strength between them is low, and the membrane wire is easy to bend during the insertion process, resulting in leakage points. At the same time, the end surface of the membrane module is not smooth and flat, and the membrane wire is not straight
In addition, there are large differences in processing technology, and the existing processing methods of column membrane modules mainly have the following problems
[0003] In the process of module processing, the membrane filaments are usually loaded in a wet state, and the modules are placed horizontally. In this state, due to the influence of gravity, the uniformity of the distribution of the membrane filaments cannot be guaranteed, and it is not conducive to the relationship between the membrane filaments and The resin is completely bonded, which is prone to the problem of detachment of the resin from the membrane filament and the membrane shell
[0004] In the process of resin pouring, the membrane filament and components are placed horizontally, and the membrane filament is not dry, so that the membrane filament cannot be completely straightened, and the end surface of the membrane filament is not smooth, which is prone to leakage points and resin backflow during resin pouring, reducing product quality
[0005] When the resin is poured, the resin climbs along the outer wall of the membrane filament, making the fiber brittle, and the fiber shakes during the water treatment process, and the root of the membrane filament is easily broken, which affects the water quality of the membrane filament and the service life of the membrane module.

Method used

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  • Static pouring column type membrane component and machining method thereof
  • Static pouring column type membrane component and machining method thereof
  • Static pouring column type membrane component and machining method thereof

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Effect test

Embodiment 1

[0032] Embodiment 1: The specific structure of the static casting column membrane module in this embodiment is: the static casting column membrane module includes a casing 1, a membrane filament 2, a water inlet A, a water outlet B, a spare port C, and a concentrate outlet D. The water inlet and water outlet are respectively provided with resin ends. The water inlet resin end 3-1 is composed of flexible resin, membrane wire, and water inlet hole 4, and the water outlet resin end 3-2 is composed of flexible resin and membrane wire, and the two ends of the membrane wire are respectively sealed by flexible resin. It is fixed at the resin end. In this embodiment, the diameter of the water inlet hole is 6 mm, and the number is 6. The flexible resin filled is epoxy resin, and the number of membrane threads is 12,000.

[0033] Its production and processing methods are as follows: (1) drying the membrane wire; (2) vertically fixing the dried membrane wire with a pouring frame, and ins...

Embodiment 2

[0035] Embodiment 2: The structure of the membrane module in this embodiment is basically the same as that in Embodiment 1, except that the number of membrane filaments in this embodiment is 10,000, the diameter of the water inlet hole is 9 mm, and the number is 10. The filling The flexible resin is polyurethane.

[0036] Similarly, in the pouring method of this embodiment, 10 casting rods for water inlet holes are selected, and the diameter of the casting rods is 9 mm. inlet holes of the same diameter.

[0037] The membrane module and its processing method provided in this embodiment reduce the number of membrane filaments and increase the size and number of water inlet holes. The membrane module formed by casting the method of this embodiment is not easy to block the water inlet holes, and the overall filtration effect is inferior to that of the implementation. example 1.

Embodiment 3

[0038] Embodiment 3: The membrane module structure of this embodiment is basically the same as that of Embodiment 1, the difference is that the number of membrane filaments in this embodiment is 8000, the diameter of the water inlet hole is 12 mm, and the number is 12. The filled The flexible resin is silicone resin.

[0039] Similarly, in the pouring method of this embodiment, 12 casting rods for water inlet holes are selected, and the diameter of the casting rods is 12 mm. For water inlet holes with the same diameter, the overall filtering effect is inferior to that of Example 1.

[0040] The membrane module and its processing method provided in this embodiment can further reduce the number of membrane filaments and increase the size and number of water inlet holes. The membrane module formed by casting the method of this embodiment can increase the amount of raw water inflow, ensure the inflow and outflow of raw water, and effectively reduce the Membrane contamination.

...

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Abstract

The invention relates to a water processing device and a machining method of the water processing device, in particular to a static pouring column type membrane component and a machining method of the static pouring column type membrane component. The membrane comprises a shell, membrane wires, a water inlet, a water outlet, a spare opening and a concentrated solution outlet. The water inlet and the water outlet are provided with resin ends. The water processing device and the machining method are characterized in that the resin at the resin ends is flexible resin and fixes the two ends of the membrane wires, the diameter of water inlet holes ranges from 8 mm to 20 mm, and the number of water inlet holes ranges from 5 to 20. The machining method of the membrane component includes the steps of membrane wire drying, membrane wire fixing, membrane wire cutting, membrane wire pouring and resin solidification. The membrane wires of the column type membrane component are evenly distributed, firmly fixed at the ends and not prone to damage, and the membrane wire utilization rate and the long service life of the membrane component are effectively guaranteed; by means of the machining method, the problems that the membrane wires are unevenly distributed, high in number adjustment difficulty and unsmooth and not straight are solved effectively, and effective input and output of original water are guaranteed.

Description

technical field [0001] The invention relates to a water treatment device and a processing method thereof, in particular to a static casting column membrane module and a processing method thereof. Background technique [0002] At present, columnar membrane modules have been widely used in food industry, medical field, water purification in waterworks, sewage treatment and other fields. The bonding strength between them is low, and the membrane wire is easy to bend during the hole insertion process, resulting in leakage points. At the same time, the end surface of the membrane module is not smooth and flat, and the membrane wire is not straight. In addition, there is a large difference in processing technology, and the existing processing methods of column membrane modules mainly have the following problems. [0003] In the process of module processing, the membrane filaments are usually loaded in a wet state, and the modules are placed horizontally. In this state, due to the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D63/02C02F1/44
Inventor 王乐译徐志成万思青赵岳轩高洪超
Owner SHANDONG ZHAOJIN MOTIAN
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