Wall coating roller brush

Abstract

The invention discloses a wall coating roller brush. The wall coating roller brush can supply materials in a directional mode, and brushes a wall uniformly, and coating cannot drip or leak easily. A roller is arranged in the roller brush; a storage cavity is formed in the roller; through discharging holes are densely distributed in a wall of the roller; two ends of the roller are respectively provided with fixing rings and end caps; a shaft hole is formed in the center of each end cap; a center shaft is a hollow shaft, is positioned on the inner sides of the end caps and is provided with a plurality of air outlet holes along the longitudinal direction; step shafts are respectively arranged at opposite positions of inner sides of center holes of the end caps; the excircle of each step shaft is matched with an air flow guiding sleeve of which the cross section is in the shape of a C-shaped opening; guiding plates are respectively arranged at two ends of the C-shaped opening of each air flow guiding sleeve, and are in the shape of a horn mouth; and a counter weight is arranged on the lower portion of each air flow guiding sleeve. When a user brushes the wall by rotating the roller, air flows through the horn mouths and then is blown to the wall, coating is supplied in a directional mode, sagging caused by the reason that the amount of supplied coating is excessive is avoided, the wall is brushed uniformly, and the coating cannot drip or leak easily.

Description

technical field [0001] The invention relates to a hand tool used in the field of architectural decoration, more specifically, a roller brush for wall paint. Background technique [0002] At present, when a house is being decorated and decorated, it is necessary to paint a large number of vertical surfaces such as walls. Generally, a roller brush is often used. Sometimes redundant paint can be piled up on the upper part, and it is easy to cause brushing and sagging, and the paint is easy to drip, resulting in waste, increasing the labor intensity, and in the process of brushing, the paint is easy to drip on the workers or on the ground, polluting the surrounding environment. A "self-spraying paint roller brush" disclosed in Chinese patent literature, its publication number is CN104453186A "A self-spraying paint roller brush" in this technical solution, the brush handle is connected to the To the pump body, the water inlet pipe extends all the way to the paint bucket. A centr...

AI Technical Summary

Problems solved by technology

[0003] The present invention is dedicated to solving the defects in the prior art that the entire roller brush is soaked with paint, which makes it easy to cause brushing to sag and paint to drip during operation.

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