A sewage detection pretreatment device with replaceable filter screen

By combining the structure of the filter cylinder, cylinder cover, piston disc, spring, filter cartridge, positioning column and universal ball, along with the electric cylinder and brush disc, the problem of inconvenient filter replacement and cleaning is solved, realizing convenient filter replacement and cleaning, and meeting the needs of customers.

CN224345511UActive Publication Date: 2026-06-12GUIZHOU WATER OPERATION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GUIZHOU WATER OPERATION CO LTD
Filing Date
2025-04-08
Publication Date
2026-06-12

AI Technical Summary

⚠Technical Problem

The replacement and cleaning process of filters in existing sewage treatment equipment is cumbersome, which increases the labor intensity of staff and reduces the replacement speed, failing to meet the needs of customers.

⚗Method used

The filter cartridge employs a combination structure consisting of a treatment cylinder, a cylinder cover, a piston disc, a spring, a filter cartridge, a positioning column, and a universal ball joint. Combined with an electric cylinder and a brush disc, it enables convenient installation, disassembly, and regular cleaning of the filter cartridge. The use of support components and sealing gaskets ensures sealing and support effectiveness.

🎯Benefits of technology

It enables convenient replacement and cleaning of filter cartridges, reduces operational difficulty, increases replacement speed, and meets customer needs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to sewage treatment technical field, and disclose a kind of sewage detection pretreatment device of filter screen convenient to replace, including processing cylinder, the top of processing cylinder is connected with cylinder cover with screw thread, the inner chamber of processing cylinder is connected with piston disc with sliding, the left and right sides of the bottom of piston disc are all fixedly connected with spring, the connecting place of the bottom of spring and processing cylinder is fixedly connected, the top of piston disc is provided with filter cartridge, the utility model is through being provided with processing cylinder, cylinder cover, piston disc, spring, filter cartridge, locating post and universal ball, can be conveniently to filter cartridge is pressed and holds installation, simultaneously, it is convenient to the rebound of filter cartridge and moves out processing cylinder and is disassembled and replaced, by being provided with electric cylinder and brush disc, it can be conveniently to filter cartridge is cleaned regularly, by being provided with support assembly, it can be guided to support piston disc, by being provided with above structure, it can be convenient to replace and clean use, to be able to satisfy the use demand of customer.
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