Installation structure of trim cover of range hood

Abstract

The invention discloses an installation structure of a trim cover of a range hood. The installation structure comprises a trim cover arranged at the top of an outer cover of a draught fan, and a fixedhanging frame fixed to a wall body, horizontal hanging arms extending forward are correspondingly arranged on the left and right sides of the fixed hanging frame, the horizontal hanging arms are arranged on the left and right sides of the inner part of the trim cover, a four-bar mechanism is composed of a first connecting bar, a second connecting bar, horizontal supporting bars and the horizontalhanging arms, the left and right sides of the trim cover are correspondingly arranged on the corresponding horizontal supporting bars in a hanging mode, and elastic parts which can make the first connecting bar maintain a tendency of rotating upward and drive the horizontal supporting bars to upward eject the trim cover are installed between the horizontal hanging arms and the first connecting bar. The installation structure has the advantages that the a hook of the trim cover is composed of the four-bar mechanism, the elastic force provided by the elastic parts can drive the horizontal supporting bars to upward eject the trim cover, thus the stability of the installation position of the trim cover is ensured, no gap between the trim cover and a kitchen ceiling is achieved, in addition, the installation structure does not need other auxiliary fixed structures, other parts do not need to be removed in the installation process, and installation is very convenient.

Description

technical field [0001] The invention relates to a range hood, in particular to a mounting structure for a decorative cover of the range hood. Background technique [0002] The decorative cover of the range hood is used to cover the air outlet cover and air duct on the top of the range hood, which plays a role of beauty and decoration. The decorative cover can usually be pulled out from the top of the range hood, and can be adjusted according to the height of the user's house. height adjustment. Various installation structures of decorative covers are disclosed in the prior art, such as "A Installation Structure for Range Hood Decorative Covers" disclosed in the Chinese invention patent application with application number 201610444600.6 (application publication number is CN 106091052 A). The installation structure of the decorative cover of the hood is equipped with a lock on the decorative cover. When installing the decorative cover, there is no need to remove the range hoo...

AI Technical Summary

Problems solved by technology

However, the method of hanging the decorative cover through the decorative cover hook only provides a supporting force for the decorative cover, because the decorative cover is heavy, and the decorative cover hook itself is longer, which is a cantilever beam, which bears the gravity of the decorative cover. Afterwards, it is easy to degenerate and deform, resulting in a certain gap between the decorative cover and the ceiling, which affects the appearance of the product

Another example is the patent No. 201720314286.X (the authorized announcement number is CN206846830U) disclosed in the Chinese Utility Model Patent "Fixing Structure of Range Hood Decorative Cover", which connects the decorative cover to the fan cover through the elastic extrusion part of the elastic clip. , relying on the friction between the fan cover and the decorative cover to achieve the fixing of the decorative cover, however, during the operation of the range hood, the rotation of the fan produces a large vibration, which will cause a gap between the decorative cover and the fan cover after long-term operation. small relative displacement

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