A spraying device for killing four pests

The innovative design of the flow guide plug and sealing cap solves the problem of liquid residue at the bottle opening, achieving smooth flow of liquid and full-process sealing, thus improving the safety and convenience of disinfection operations.

CN224356901UActive Publication Date: 2026-06-16NINGBO YUYUN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO YUYUN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Filing Date
2025-07-07
Publication Date
2026-06-16

AI Technical Summary

Technical Problem

The existing bottle cap design of pest control agents has the problem that the liquid can easily remain on the bottle opening threads and the cap handle, causing contamination of the user's hands, resulting in waste of the agent and safety hazards.

Method used

The innovative design of the flow guide plug and sealing cap, with the flow guide plug having an arc-shaped tube and flow guide groove inside, and the sealing cap having a triangular scraping edge and a trapezoidal connecting ring, achieves smooth flow of medicine and full-process sealing.

🎯Benefits of technology

It effectively reduces pesticide residue, improves operational safety and convenience, and is especially suitable for high-frequency disinfection operations in the field.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to four pests kill equipment technical field, and disclose a kind of spraying device for four pests kill, including spraying box, spraying pipe being installed in the bottom of spraying box, setting in the back strap of spraying box one side, the feed inlet being opened in the top of spraying box, the flow guide plug being set in the inside of feed inlet and the sealing cover being clamped in the inside of flow guide plug, the flow guide plug is located inside feed inlet and is fixedly connected with its inner wall, the flow guide plug presents annular, the inside of flow guide plug is provided with arc pipe, one side of arc pipe is equipped with opening, the utility model is through "dynamic scraping-multistage flow guide-bidirectional sealing" synergic mechanism to realize the effect that bottle mouth bottle cap place reagent residue reduces, the integrated structure of flow guide plug and the scraping flow guide design of sealing cover, cooperate interference sealing design, greatly improve sealing property and operation convenience, solve the defect existing in the bottle cap design of the reagent of current four pests kill.
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