CN206238712U - A kind of sun-shading rain-proof knapsack - Google Patents

Abstract

The utility model relates to a sunshade and rainproof knapsack, which comprises a backboard, a strap, a pull rod, a rotating folding rod, a sunshade and rainproof canvas, a telescopic groove, and a tie rod fixing device. The sunshade and rain-shielding canvas is fixed on the rotating folding rod, and can be folded and opened by the rotation of the rotating folding rod. When there is scorching sun or raining, the pull rod can be pulled out, and the folding rod can be rotated to open the sunshade and rainproof canvas to protect people and backpacks.

Description

A sunshade and rainproof backpack

technical field

The utility model relates to a sunshade and rainproof backpack, which belongs to the technical field of daily life.

Background technique

In daily life, it is inevitable to encounter strong sunlight or rainy weather when walking outside. People often forget to bring sunshades or umbrellas when they travel, which will lead to personal injury. At the same time, the rain may also wet our bags. Important stuff; even if we have an umbrella, we have to use one hand to open the umbrella, which will be very inconvenient.

Utility model content

Aiming at the above-mentioned technical problems, the utility model proposes a backpack that can not only carry goods but also protect from the sun and rain, so as to solve the problems of forgetting to bring an umbrella when traveling, inconvenient opening of an umbrella, and easy drenching of important items by rain.

In order to realize above-mentioned technical purpose, the utility model adopts following technical solution to realize:

A sun-shading and rain-proof backpack, including a backboard and straps; the side of the backpack near the backboard is provided with a telescopic groove, and a folding rain curtain device slides and shrinks in the telescopic groove; the folding rain curtain device includes: The upper folding rain curtain part and the two pull rods at the lower part; the folding rain curtain part includes several rotating folding rods and sunshade and rain shielding canvas, and a group of rotating folding rods are symmetrically distributed on each pulling rod, and each group of rotating and folding The rod includes a fixed folding rod fixedly connected with the pull rod, and several movable folding rods hinged with the fixed folding rod. The two sets of rotating folding rods are fixed with a sunshade and rainproof canvas, and the sunshade and rainproof canvas can follow the Rotate the rotation of the folding lever to open and fold.

The notch of the telescopic groove is provided with a pull rod fixing device for fixing the pull rod, including: a button, a living hinge, a plunger, a crankshaft and a spring, wherein one end of the button is exposed to the The other end of the backpack is connected to one end of the crankshaft through a living hinge, and the other end of the crankshaft is connected to the insertion rod through a living hinge. On one side of the bottom of the pull rod adjacent to the insertion rod is provided with an insertion rod hole.

There are five rotating folding rods distributed on each pull rod, the outer two can rotate forward, the rear two can rotate backward, and the middle one is fixedly connected with the pull rod.

A sealing device for closing the notch is provided at the notch of the telescopic slot.

The sealing device is a zipper.

The sealing device is Velcro.

A flexible pad is provided between the backboard and the telescopic slot.

The utility model has the following beneficial effects:

1. The utility model has strong practicability. It can not only carry goods and loads, but also can shade the sun and avoid rain. It can not only protect people but also protect the items in the bag.

2. The utility model has a simple practical structure and is easy to operate, and the umbrella can be opened and closed without taking off the backpack.

3. The structure of the umbrella part of the utility model is more stable than that of ordinary umbrellas, saves space, and has stronger wind resistance.

4. The utility model has a wide range of practical applications, and can be used by all people who need backpacks. At the same time, the utility model has a simple structure and is easy to produce.

Description of drawings

Fig. 1 is the utility model umbrella body opening structure schematic diagram;

Fig. 2 is the structural representation in the utility model umbrella income bag;

Fig. 3 is the utility model umbrella pull rod structural representation;

Fig. 4 is a structural schematic diagram of a pull rod fixing device;

The labels in the figure are: 1: Backboard, 2: Strap, 3: Tie rod, 4: Rotating folding rod, 5: Sunshade and rain-proof canvas, 6: Telescopic slot, 7: Tie rod fixing device, 8: Button, 9: Crankshaft , 10: insertion rod, 11: hinge.

detailed description

Below in conjunction with accompanying drawing and embodiment, the utility model will be further described, but the content of the utility model is not limited to said range.

Embodiment 1: As shown in Figures 1-3, the utility model is realized according to the following technical solutions: a sunshade and rainproof backpack, including a backboard 1, a strap 2, a pull rod 3, a rotating folding rod 4, a sunshade and rainproof canvas 5, Telescopic slot 6, pull rod fixing device 7.

The backpack is provided with a telescopic slot 6 at a position close to the backboard 1, and the corresponding pull rod 3 can be accommodated in the slot, and the pull rod 3 can slide up and down in the telescopic slot 6, and can pass through The pull rod fixing device 7 fixes the position of the pull rod.

As shown in Figure 4, the notch of the telescopic groove 6 is provided with a pull rod fixing device 7 for fixing the pull rod part, including: a button 8, a living hinge 11, an insertion rod 10, a crankshaft 9 and a spring, wherein the One end of the button 8 is exposed to the backpack under the preload force of the spring, and the other end is connected to one end of the crankshaft 9 through a living hinge, and the other end of the crankshaft 9 is connected to the insertion rod 10 through a living hinge, and the insertion rod 10 and the pull rod 3 are connected to each other. Arranged vertically, and one end of the plunger 10 is in contact with the rod wall of the pull rod 3 under the force of the spring, and the bottom of the pull rod 3 is provided with a plunger hole adjacent to the side of the plunger 10. When the pull rod 3 rises to the top The insertion rod 10 is inserted into the insertion rod hole under the action of spring force to fix the pull rod 3 in the vertical direction, and the pull rod 3 can be unlocked by pressing the button 8, so that the pull rod 3 is put down and retracted.

As a preferred technical solution of the present utility model, five rotating folding rods 4 are distributed on each pull rod 3, the outer two rods can rotate forward, the rear two rods can rotate backward, and the middle one One is fixedly connected with the pull rod 3, and can only move up and down along with the pull rod 3 in the vertical direction, and cannot rotate back and forth, left and right.

As a preferred technical solution of the utility model, the sunshade and rainproof canvas 5 is pasted and fixed on each rotating folding rod 4 , and can be opened and folded along with the rotation of the rotating folding rod 4 .

As a preferred technical solution of the utility model, a sealing device for closing the notch is provided at the notch of the telescopic slot 6 .

As a preferred technical solution of the present utility model, the sealing device is a zipper.

As a preferred technical solution of the utility model, the sealing device is a Velcro.

As a preferred technical solution of the present invention, a flexible cushion is provided between the back plate 1 and the telescopic groove 6 .

The working principle of a sunshade and rainproof backpack of the utility model is as follows:

The sunshade and rain-shielding canvas is fixed on the rotating folding rod, and can be folded and opened by the rotation of the rotating folding rod. When there is scorching sun or raining, the pull rod can be pulled out, and the pull rod fixed by the pull rod fixing device of the pull rod telescopic notch is rotated to open the rotating folding rod, and the sunshade and rainproof canvas is opened to play the role of sunshade or rainproof. It can protect people as well as backpacks.

The utility model has the following application modes but not limited to the following several.

Embodiment 1: The utility model can be used as a backpack for commuting to and from get off work, and for mountaineering and adventure travel.

Embodiment 2: The utility model can be used as an umbrella under the scorching sun or when it rains.

Claims (7)

1. A sunshade and rainproof backpack, including a backboard (1) and a strap (2); it is characterized in that: the side of the backpack near the backboard (1) is provided with a telescopic slot (6), and the telescopic slot (6 ) slides and shrinks a folding rain curtain device; the folding rain curtain device includes: a folding rain curtain part at the upper part and two pull rods at the lower part; the folding rain curtain part includes several rotating folding rods ( 4) and the sunshade and rain-proof canvas (5), each pull rod (3) is symmetrically distributed with a group of rotating folding rods (4), and each group of rotating folding rods (4) includes a fixed folding rod fixedly connected with the pull rod (3). Rods, and several movable folding rods hinged between the fixed folding rods, the two groups of rotating folding rods are fixed with a sunshade and rainproof canvas (5), and the sunshade and rainproof canvas (5) can follow the rotation of the folding rods (4 ) to open and fold. 2. The sunshade and rainproof backpack according to claim 1, characterized in that: the notch of the telescopic slot (6) is provided with a tie rod fixing device (7) for fixing the tie rod (3), including: a button (8), living hinge (11), insertion rod (10), crankshaft (9) and spring, wherein, one end of the button (8) is exposed to the backpack under the preload of the spring, and the other end is connected by a living hinge One end of the crankshaft (9), and the other end of the crankshaft (9) are connected to the insertion rod (10) through a living hinge, the insertion rod (10) and the pull rod (3) are arranged perpendicular to each other, and one end of the insertion rod (10) is in the Under the force of the spring, it collides against the rod wall of the pull rod (3), and the bottom of the pull rod (3) is provided with a rod hole adjacent to the side of the rod (10). 3. The sunshade and rainproof backpack according to claim 1, characterized in that: five rotating folding rods (4) are distributed on each pull rod (3), and the outer two rods can be rotated forward. The two rear ones can rotate backwards, and the middle one is fixedly connected with the pull rod (3). 4. The sunshade and rainproof backpack according to claim 1, characterized in that: the notch of the telescopic slot (6) is provided with a sealing device for closing the notch. 5. The sunshade and rainproof backpack according to claim 4, wherein the sealing device is a zipper. 6. The sunshade and rainproof backpack according to claim 4, wherein the sealing device is a Velcro. 7. The sunshade and rainproof backpack according to claim 1, characterized in that: a flexible cushion is provided between the backboard (1) and the telescopic slot (6).