Adjustable multi-purpose backpack cushion

Abstract

The invention discloses an adjustable multi-purpose backpack cushion. The adjustable multi-purpose backpack cushion comprises a base plate and elastic cushions, wherein two elastic cushions are available and are arranged on the base plate in a left-right symmetric manner, a fan device is arranged between the elastic cushions, a chargeable portable power supply is arranged on the bottom of the front of the base plate, a solar panel is mounted at the upper side of the base plate, a power transmission line of the solar panel is electrically connected to a charging interface of the portable powersupply, and a power transmission interface of the portable power supply is electrically connected to the fan device through a DC-AC inverter; and the fan device comprises brackets, protection shells mounted on the brackets, and fans mounted in the protection shells, a safety fence is fixed at each air outlet opening of the fan device, silicone covers the back of the base plate, and each elastic cushion comprises a silicone layer on the surface and an elastic air bag arranged inside. The fans are mounted in the middle through the brackets, so that the air inlet from the upper-lower side or theleft-right side is convenient, the wind force is strong, then the back becomes dry easily, and thus a user feels comfortable.

Description

technical field [0001] The invention relates to the field of backpacks, in particular to an adjustable multifunctional backpack pad. Background technique [0002] Nowadays, with the improvement of people's living standards, the number of people who go out to travel every year has risen sharply. However, there are always inconveniences when going out, which causes a lot of troubles for everyone. For example, the long-term contact between the long-carrying travel bag and the back causes the back to be completely sweaty, and the long-term carrying of the backpack puts a lot of pressure on the shoulders, which is very uncomfortable. In addition, although the backpack can pack more and heavier items, once the user falls into the water, the shoulder straps and abdominal straps are not easy to open, which is very dangerous for the user. Therefore need to improve existing knapsack structure, adapt to the multiple situations that go out to run into. [0003] For example, the utilit...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide an adjustable multifunctional backpack pad to solve the discomfort caused by the sweaty back of the user in the prior art and the extrusion and friction of the backpack pad, and the poor ventilation effect of the fan in the prior art. The back contact area is large, so the effect of sweat removal and cooling is not good.

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