A screening device for whiskers

By using a composite vibration system and gas purging technology, the problems of uneven whisker dispersion and easy screen clogging were solved, achieving high-precision screening and reducing downtime for cleaning, thus improving whisker processing efficiency.

CN224272131UActive Publication Date: 2026-05-26SHANGHAI FENGZHU COMPOSITE NEW MATERIAL TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI FENGZHU COMPOSITE NEW MATERIAL TECH CO LTD
Filing Date
2025-05-14
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing screening devices for whisker processing have a single vibration mechanism, which leads to uneven whisker dispersion, affecting screening accuracy. Furthermore, the screen is prone to clogging, requiring frequent shutdowns for cleaning, making operation cumbersome.

Method used

A composite vibration system is adopted, including vertical and horizontal vibration mechanisms. Through the upper-wide and lower-narrow bucket-shaped structure and wave-shaped surface design of the screen, combined with gas purging, three-dimensional dispersion of whiskers is achieved, reducing clogging.

Benefits of technology

It improves the uniformity of whisker dispersion, enhances screening accuracy, reduces screen clogging, and decreases the frequency of downtime for cleaning.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a screening device for whisker processing, including a screening box and a screen. Each of the four corners of the inner wall of the screening box has a support plate fixed to it, and each support plate is equipped with a vertical limiting rod and a spring. Horizontal limiting rods are installed on the front and rear side walls of the screening box, and springs are sleeved on the limiting rods. Each of the four corners of the screen has a straight groove, and a side plate is fixed to the front and rear side walls of the screen, with a straight groove inside the side plate. The screen passes through the straight grooves and is supported on the springs via the limiting rods, and also passes through the straight grooves and is supported between the springs via the limiting rods. The screening box also includes a vibration mechanism for driving the screen to sway vertically and a vibration mechanism for driving the screen to vibrate horizontally. This utility model achieves three-dimensional dispersion of whiskers by driving the screen to vibrate in both vertical and horizontal directions, improving screening accuracy and reducing clogging problems.
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