Inflatable knapsack

Abstract

An inflatable knapsack comprises a back body which comprises a bag body to form a knapsack with an accommodating space. the back body comprises a second gas chamber; two ends of the second gas chamberrespectively extend outward with waistband structures; a first gas chamber with a gas pump and two ends of the first gas chamber extend outward with strap structures; an air channel which is betweenthe first gas chamber and the second gas chamber; a switch member; and a control module which is electrically connected with the switch member and the gas pump; by turning on the switching element, the enabling signal is transmitted to the control module, and the control module energizes the gas pump according to the enabling signal, so that the gas permeates the gas pump to inflate the strap structure by the first air chamber; the gas enters the second air chamber from the air channel, and is inflated with the waistband structure.

Description

【Technical field】

[0001] This case is about an inflatable backpack, especially an inflatable backpack that is inflated by an air pump. 【Background technique】

[0002] In today's information age, due to the continuous advancement of information technology, children's schoolwork is very important to children, and under the premise of improving their own competitiveness, there are many things that must be learned, and the textbooks that must be carried in the schoolbag are also corresponding Increase.

[0003] Generally speaking, most of the schoolbags currently on the market are designed with foam or other fillers on the shoulder straps and waist belts, and there is no air pressure design. If there are many or heavy items in the schoolbag, it is easy to Injuries to the user's shoulders or back may cause permanent damage to the user once the backpack is used for a long time. Therefore, how to make the backpack more comfortable to use is a very important issue at present. [0...

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