CN201911461U - Practical schoolbag - Google Patents

Abstract

The utility model discloses a practical schoolbag which comprises a schoolbag, wherein a pull bar device is fixed at the back of the schoolbag and consists of a sleeve groove and a telescopic pull bar inserted into the sleeve groove, rollers are installed on the bottom surface of the schoolbag, and a thermometer, a time display and a radio are arranged on the schoolbag. The practical schoolbag has the following advantages: the schoolbag is provided with the pull bar device, the schoolbag characteristics of shoulder backing and hand holding are preserved, the function of ground pulling is increased, the weight of the schoolbag is supported by the ground in the pulling state, the user only holds the pull bar and exerts a small amount of traction, and the rollers can easily glide forwards under the traction and the inertia effect, so that the practical schoolbag is time-saving and labor-saving. In addition, the schoolbag has the functions of time and temperature display and radio broadcasting.

Description

A kind of practical school bag

Technical field

The utility model relates to a kind of students' supplies, particularly relates to a kind of practical school bag.

Background technology

Present school bag, can only carry on the back or carry, the weight of school bag is not to be born by student's both shoulders, both hands by the student bear exactly, though the position of load capacity changes to some extent, therefore but load-bearing main body is student's health all the time, and more and more heavier school bag has become numerous students heavy burden on the shoulders, and the improvement of school bag function for many years all fails to break through said frame.In addition, existing school bag does not possess the wireless function of demonstration time, temperature and broadcast, can not satisfy student's demand.

The utility model content

At above-mentioned the deficiencies in the prior art part, the utility model provides a kind of practical school bag, can address the above problem fully.

The technical solution adopted in the utility model is: a kind of practical school bag, comprise school bag, school bag back side steady brace device, pull rod device is made up of the telescopic lever in grooving and the insertion grooving, roller is installed in the school bag bottom surface, also is provided with thermometer, time display and radio on the school bag.

Advantage of the present utility model is: have pull rod device, both kept the characteristic that the school bag shoulder is put forward hands at the back, increased the function that tows on the ground again, be in when towing state, the weight of school bag is born by ground, the people only need hand pull bar and apply a small amount of tractive force, and roller just can easily slide forward under tractive force and effect of inertia, saves time and laborsaving.In addition, this school bag also has the wireless function of demonstration time, temperature and broadcast.

Description of drawings

Fig. 1 is a structure schematic diagram of the present utility model;

Fig. 2 is the left view of Fig. 1.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and the specific embodiments.

As depicted in figs. 1 and 2, a kind of practical school bag comprises school bag 1, school bag 1 back side steady brace device, pull rod device is made up of the telescopic levers 3 in grooving 2 and the insertion grooving 2, and roller 4 is installed in school bag 1 bottom surface, also is provided with thermometer 5, time display 7 and radio 6 on the school bag 1.

Claims (1)

1. a practical school bag comprises school bag, it is characterized in that: school bag back side steady brace device, and pull rod device is made up of the telescopic lever in grooving and the insertion grooving, and roller is installed in the school bag bottom surface, also is provided with thermometer, time display and radio on the school bag.

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