Frame for easily-installed assembled variable air volume ventilation system

By introducing snap-fit ​​and positioning components into the prefabricated ventilation system frame, and using magnetic sheets and springs for connection, the problem of inconvenient frame installation is solved, enabling a fast and stable installation process and protecting the ventilation equipment.

CN224498743UActive Publication Date: 2026-07-14BEIJING SONGCHENG TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BEIJING SONGCHENG TECH CO LTD
Filing Date
2025-08-01
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

The lack of positioning structure during the installation of existing prefabricated ventilation systems makes installation inconvenient and slow, requiring manual support and screw fixing.

Method used

The system employs snap-fit ​​and positioning components, including snap-fit ​​cylinders and positioning rods, utilizing magnetic adsorption and elastic connection with outward push springs to achieve rapid assembly and bolt fixation of the frame.

Benefits of technology

It improves the convenience and speed of installation, enhances the tightness and stability of the frame, simplifies the installation process, and protects the ventilation fan.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224498743U_ABST
    Figure CN224498743U_ABST
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Abstract

The utility model belongs to ventilation system technical field, and disclose the frame for assembly type variable air volume ventilation system convenient to installation, including first fixed frame and second fixed frame, be provided with positioning assembly on first fixed frame, the back of first fixed frame and the front of second fixed frame are pasted together, the surface of second fixed frame is equipped with four through -going slots, be provided with the joint assembly on second fixed frame, the utility model discloses through the joint of the through -going slot of coalescence cylinder and convenient to make first magnetic force piece and second magnetic force piece magnetism adsorption, convenient to position the butt joint of first fixed frame and second fixed frame and need not operating personnel to keep holding first fixed frame and second fixed frame manually all the time makes it keep butt joint state, has promoted the convenience and installation speed of installation, through the screw of first bolt spiral rotation into first fixed frame and second fixed frame convenient to install fixed frame and second fixed frame with first fixed frame.
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