Nonwoven liquid filtration bag

The nonwoven bag body is formed by hot melting, and an annular groove and "C"-shaped handle are set on the reinforced edge of the bag opening. This solves the problems of weak sewing and easy loss of markings, and achieves the sealing and convenience of nonwoven filter bags.

CN224541116UActive Publication Date: 2026-07-24TAIZHOU BORUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TAIZHOU BORUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Filing Date
2025-10-27
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing non-woven filter bags have problems such as loose stitching leading to leakage, difficulty in opening the opening, lack of handles, and easy loss of labels.

Method used

The non-woven fabric sheet is folded in half using a heat-sealing method to form the bag body. A ring groove and a "C"-shaped handle are set on the reinforced edge of the bag opening. The bag opening is reinforced with a plastic sheet, and the handle has round or oval holes for easy hanging of labels.

Benefits of technology

It achieves good sealing, simple operation, easy handling and hanging, improves filtration effect, avoids label loss, and reduces production costs.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224541116U_ABST
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Abstract

The utility model belongs to the filter bag technical field, concretely relates to a non -woven fabric liquid filter bag, including the bag body, the bag body is with non -woven fabric sheet folding and makes the bottom edge and side edge overlap and forms the overlapping part, the overlapping part is integrated with the bag body of one end having the opening through the hot melt mode heat -sealing structure, the opening of bag body is connected with the annular bag mouth reinforcing edge, the opposite bottom edge on the inside of bag mouth reinforcing edge is provided with " C " type handle respectively, advantage is: simple structure, low in production cost, convenient to use, and it is easy to popularization and application.
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