Screw pump-based continuous solid powder feeding device

By designing a screw pump device with rotary adjustment feeding components and unblocking components, the problems of powder agglomeration and clumping were solved, enabling continuous conveying of solid powder, avoiding blockages, and improving the adaptability and flexibility of the device.

CN224512402UActive Publication Date: 2026-07-17JIANGSU YIKAI AUTOMOBILE INTERIOR PARTS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU YIKAI AUTOMOBILE INTERIOR PARTS CO LTD
Filing Date
2025-08-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Solid powders are prone to clumping at the feed inlet or localized accumulation due to electrostatic adsorption, affecting flowability. Existing screw pump devices cannot effectively solve this problem.

Method used

A screw pump device including a rotating component, a feeding component, a clearing component, and a shielding component was designed. The angle of the feeding component is adjusted by rotation, the powder is dispersed by the clearing component, and the powder is prevented from flying out by the shielding component, so as to achieve continuous feeding.

Benefits of technology

It effectively avoids powder clogging, ensures continuous conveying of solid powder, and improves the flexibility and adaptability of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a continuous solid powder feeding device based on a screw pump, relating to the technical field of powder feeding devices. The utility model includes a base, a rotating assembly on the top of the base, a feeding assembly on the outer surface of the rotating assembly, and a clearing assembly and a blocking assembly inside the feeding assembly. The rotating assembly is used to adjust the angle of the feeding assembly, which is used to transport solid powder. The clearing assembly is used to clear blockages in the feeding assembly to prevent powder blockage, and the blocking assembly is used to block any flying solid powder. Through the connection of the feeding assembly and the clearing assembly, with the clearing assembly located inside the feeding assembly, when the feeding assembly is activated, it drives the clearing assembly to rotate. The rotating clearing assembly contacts the solid powder inside the feeding assembly, breaking up any accumulated solid powder and preventing blockages that could affect the feeding process.
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