CN201948183U - Backpack with air cushion type straps - Google Patents

Abstract

The utility model relates to a backpack with air cushion type straps, which comprises a backpack body and straps which are fixed on the backpack body, and is characterized in that a plurality of convex air bags are arranged on the surfaces of the straps (parts where the straps contact with shoulders), and the convex air bags are made of a thermoplastic polyurethanes (TPU) material, have the high-elastic and abrasion resistant property, are inflated and are molded at high pressure; and pain which is caused by heavy objects in the backpack pressing shoulders can be effectively reduced by adding a plurality of convex air bags served as shoulder pads onto the straps of the backpack, so that the backpack is more comfortable to use.

Description

Band air-cushion type braces knapsack

Technical field

The utility model relates to the case and bag technical field, and what be specifically related to is a kind of air-cushion type braces knapsack that has.

Background technology

At present, by singly carrying knapsack or two knapsack of carrying on the arm on the arm, mostly its braces and shoulder contact site are to be made up of single layer structure, if after needing in the knapsack to bear the article of constant weight, its braces will certainly be reined in into shoulder one scar, for this reason, in order to increase the actual more utility function of knapsack, it is still waiting further design improvement.

The utility model content

The purpose of this utility model is the technical deficiency at the existing market knapsack, and a kind of novel structure is provided, and uses band air-cushion type braces knapsack comfortable and that practicality is stronger.

The utility model is achieved through the following technical solutions: band air-cushion type braces knapsack, comprise the knapsack body and be fixed in braces on the knapsack body, it is characterized in that: (promptly with the contacted position of shoulder) is provided with several protruding air bags on the surface of described braces, described air bag that should projection is to adopt the TPU material to make, it has the characteristic of high-elastic wear-resistant, by the inflation high-pressure molding.

The beneficial effects of the utility model embody and are: by have additional several protruding air bags on the braces of knapsack, as shoulder pad, thereby effectively Reduction of Students' Study Load is because the weight of carrying is to the pain that shoulder weighs wounded in the bag, and it is more comfortable to make the user use.

Description of drawings

Below in conjunction with accompanying drawing the utility model is described in detail;

Fig. 1 is the utility model structural representation.

The specific embodiment

As shown in Figure 1, band air-cushion type braces knapsack, comprise knapsack body 1 and be fixed in braces 2 on the knapsack body 1, it is characterized in that: (promptly with the contacted position of shoulder) is provided with several protruding air bags 3 on the surface of described braces 2, described air bag 3 that should projection is to adopt the TPU material to make, it has the characteristic of high-elastic wear-resistant, by the inflation high-pressure molding.

Claims (1)

1. band air-cushion type braces knapsack comprises the knapsack body and is fixed in braces on the knapsack body, it is characterized in that: on the surface of described braces promptly with the contacted position of shoulder, be provided with several protruding air bags.

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