Ventilating fan convenient to install
A ventilation fan and fan blade technology, applied in the field of ventilation fans, can solve problems such as inconvenient installation and single function, and achieve the effects of avoiding pollution, utilizing environmental resources, and blocking mosquitoes
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[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0022] see Figure 1-3 , the present invention provides a technical solution:
[0023] An easy-to-install ventilation fan, including an outer frame 1, a casing 2, a rotating device 3 and a motor box 4, the outer wall of the casing 2 is provided with a sealing layer 12, and the user can first install the wall and the window according to the The size of the ventilating fan is opened, and the whole device is directly embedded in the wall or window...
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