Backpack
A backpack and backpack strap technology, applied in the field of backpacks, can solve the problems of insignificant effect, speed fluctuation, weakening force, etc., and achieve the effect of improving interaction, reducing impact, and reducing energy consumption.
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[0017] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0018] Backpack of the present invention such as figure 1 shown, mainly including figure 2 Shown in the backpack main body outer layer 1, backpack belt 2, sliding support unit 3 and backpack main body inner layer 4; the sliding support unit 3 is arranged between the backpack main body outer layer 1 and the backpack main body inner layer 4, and the sliding support unit 3 is fixed At the bottom of the backpack main body outer layer 1, the bottom of the backpack main body inner layer 4 is fixed on the sliding bracket unit 3;
[0019] image 3 As shown, the sliding bracket unit 3 includes a main frame 5, a left sliding guide rail 6, a spring guide rail 7, a right sliding guide rail 8, a right slider 9, a spring stopper 10, a support plate 11, a spring 12, and a left slider 13; wherein, The main frame 5 is fixed on the bottom of the backpack main body outer la...
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