Photovoltaic combiner box with heat dissipation mechanism

By introducing heat dissipation and limiting mechanisms into the photovoltaic combiner box, the aging problem caused by concentrated heat generation of components is solved, achieving efficient heat dissipation and convenient maintenance, and ensuring the performance and safety of components.

CN224555577UActive Publication Date: 2026-07-24SHANDONG QITONG ELECTRIC CO LTD
0 Cites 0 Cited by

Patent Information

Application Number
CN202521613858.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-31
Publication Date
2026-07-24
Estimated Expiration
2035-07-31

AI Technical Summary

Technical Problem

Existing photovoltaic combiner boxes have a compact internal space, resulting in concentrated heat generation from components. High temperatures accelerate component aging and degrade performance.

Method used

A photovoltaic combiner box with a heat dissipation mechanism was designed, including a first louvered grille, heat dissipation holes, support legs, heat dissipation cover, motor-driven cooling fan, and limiting mechanism. The louvered grille and heat dissipation holes enable internal air exchange, the motor-driven fan assists in heat dissipation, and the limiting mechanism stabilizes the box door for easy maintenance.

Benefits of technology

It improves the heat dissipation efficiency of the junction box, avoids accelerated aging of components, ensures stable performance of components, and facilitates maintenance by staff.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The utility model relates to photovoltaic combiner box technical field, concretely is a kind of photovoltaic combiner box with heat dissipation mechanism, comprising: box, including combiner box body, the surface of combiner box body is hinged with box door;Heat dissipation mechanism, including first louver grating, heat dissipation hole, support leg and heat dissipation cover.The utility model is provided with first louver grating in the lower surface of combiner box body, the side surface of combiner box body is provided with heat dissipation hole, the fixed connection of combiner box body and support leg, the fixed connection of support leg and mounting plate, the fixed connection of mounting plate and motor, the fixed connection of motor and heat dissipation fan, the fixed connection of combiner box body and heat dissipation cover, the surface of heat dissipation cover is provided with second louver grating, motor drives heat dissipation fan rotation can assist combiner box body heat dissipation, accelerate the heat exchange of air in combiner box body, to improve the heat dissipation efficiency of combiner box body, avoid high temperature to cause component aging acceleration, performance decline.
Need to check novelty before this filing date? Find Prior Art