CN219920518U - Waterproof knapsack - Google Patents

Abstract

The utility model discloses a waterproof knapsack, which comprises a knapsack body (1) and two shoulder belts (2) which are symmetrically distributed, wherein a waterproof zipper (3) is arranged on the top surface of the knapsack body (1), and a waterproof cover (4) covered on the top surface of the whole knapsack body (1) is arranged above the waterproof zipper (3); the end part of the waterproof cover (4) is rotatably provided with an installation piece (5), and the installation piece (5) is fixedly arranged on the back surface of the backpack body (1); the inner side surfaces of the waterproof covers (4) are respectively attached with a first magnet (6); the backpack is characterized in that the front face and the two side faces of the backpack body (1) are respectively provided with a second magnet (7), and the second magnets (7) and the first magnets (6) are mutually attracted. The utility model not only can improve the waterproof effect, but also has the advantages of convenient use, convenient storage, good anti-theft effect and high structural stability.

Description

Waterproof knapsack

Technical Field

The utility model relates to a knapsack, in particular to a waterproof knapsack.

Background

The knapsack is a daily article which is frequently used by people for conveniently carrying some carry-on necessities when the people go on duty, travel or go out to exercise; however, the existing knapsack is mainly made of cloth, when the knapsack is used in rainy days or the environmental humidity for placing the knapsack is high, the knapsack is easy to wet, external water enters the knapsack, wets internal objects, influences the experience of use, and the whole waterproof effect of the knapsack is poor. Therefore, the existing backpack has the problem of poor waterproof effect.

Disclosure of Invention

The utility model aims to provide a waterproof knapsack. The utility model has the advantage of good waterproof effect.

The technical scheme of the utility model is as follows: the waterproof knapsack comprises a knapsack body and two shoulder belts which are symmetrically distributed, wherein a waterproof zipper is arranged on the top surface of the knapsack body, and a waterproof cover covering the top surface of the whole knapsack body is arranged above the waterproof zipper; the end part of the waterproof cover is rotatably provided with a mounting piece which is fixedly arranged on the back surface of the backpack body; the inner side surfaces of the waterproof covers are respectively attached with a first magnet; the front surface and the two side surfaces of the backpack body are respectively provided with a second magnet, and the second magnets are mutually attracted with the first magnets; the waterproof cover and the waterproof zipper can realize double waterproof protection on the top surface of the backpack body, so that external liquid is effectively prevented from entering the backpack from the upper part, and the waterproof effect of the backpack is improved; the setting of first magnet and second magnet makes the buckler promote the stability of being connected between with the knapsack body when the protection, when facilitating the use, also can play the effect of hiding the zip fastener for the knapsack still has certain theftproof ability.

In the waterproof backpack, a rubber ring is arranged around the waterproof zipper, a waterproof sheet is arranged on the top surface of the rubber ring, and one end surface of the waterproof sheet is rotatably arranged on the rubber ring; the bottom surface of the waterproof sheet is provided with a U-shaped bulge, and a third magnet is arranged in the bulge; a groove is formed in the position, corresponding to the bulge, of the rubber ring, and a fourth magnet matched with the third magnet is arranged in the groove; the waterproof sheet and the rubber ring can form a small waterproof protection around the waterproof zipper, so that the waterproof effect is further improved; the arrangement of the protrusions and the grooves as well as the third magnet and the fourth magnet can increase the stability of the connection between the waterproof sheet and the rubber ring.

In the waterproof backpack, the surface area of the waterproof sheet is larger than that of the rubber ring; the waterproof sheet is set to be larger than the rubber ring, so that the waterproof effect is further improved while the waterproof sheet is conveniently separated from the rubber ring.

In the waterproof backpack, a cushion pad is arranged on the inner bottom surface of the backpack body, and a waterproof coating is coated on the surface of the cushion pad; the positions on the outer bottom surface of the backpack body corresponding to the two end parts of the cushion pad are fixedly provided with prismatic stand bar pieces; when the cushion pad is utilized to place the backpack on a plane, the object in the backpack is crashproof and protected, so that the phenomenon that the internal object is damaged is avoided, and the protection effect is improved.

In the waterproof backpack, the area of the end face, attached to the backpack body, of the support leg member is smaller than the area, far away from the end face of the backpack body, of the support leg member; the top end surface of the supporting leg piece is smaller than the bottom end surface of the supporting leg piece, so that the whole supporting leg piece forms a prismatic table shape, and the backpack can be stably placed on a plane without depending on a wall surface, thereby being convenient to store.

In the waterproof backpack, the mounting member is disposed above the two shoulder straps.

Compared with the prior art, the waterproof knapsack is improved, the waterproof zipper is arranged on the top surface of the knapsack body, the waterproof cover is covered on the top surface of the knapsack body, and the area of the waterproof cover is set to be larger than the area of the top surface of the knapsack body, so that the waterproof cover can protect water falling from the upper side and the side surface on the top surface of the knapsack body; the waterproof zipper is matched with the inner waterproof zipper, so that the backpack body can be subjected to double waterproof protection at the upper part, and external water is effectively prevented from entering the backpack body from the opening at the upper part, and the whole backpack has a certain waterproof effect; the waterproof cover can realize the hidden protection of the waterproof zipper when performing waterproof protection on the backpack body, so that a certain antitheft effect is achieved; the mounting piece is rotatably arranged at the end part of the waterproof cover and is fixedly arranged on the back surface of the backpack body, so that the whole waterproof cover can be turned over to one side from the upper part of the waterproof zipper, and objects in the backpack body can be conveniently taken and placed; meanwhile, the first magnet is attached to the inner side face of the waterproof cover, and the second magnet is arranged on the knapsack body in a matched mode, so that the waterproof cover can be stably covered on the knapsack body, the phenomenon that the waterproof cover is lifted up due to the fact that the waterproof cover is violently rocked up and down outside is avoided, and the waterproof cover is convenient to use. In addition, the waterproof zipper is provided with the rubber ring around, the top surface of the rubber ring is provided with the waterproof sheet, and the waterproof effect of the rubber ring and the waterproof effect of the waterproof sheet are utilized, so that the waterproof zipper and the waterproof sheet can be additionally provided with a heavy waterproof protection on one side of the waterproof zipper, and the waterproof effect is further improved; the bottom surface of the waterproof sheet is provided with the bulge which is matched with the groove on the rubber ring, so that the waterproof sheet can be stably attached to the rubber ring, and the stability of the structure is improved; the area of the waterproof sheet is set to be larger than that of the rubber ring, so that the waterproof sheet can be conveniently separated from the rubber ring, and the use is convenient; the buffer cushion is arranged on the inner bottom surface of the backpack body, so that when the backpack is placed on a plane by using the buffer cushion, objects in the backpack are prevented from being crashed and protected, the phenomenon that internal objects are damaged is avoided, and the protection effect is improved; the cushion pad can also support the space in the bag to a certain extent, so that articles can be conveniently and orderly put in the bag, and the use is convenient; the top end surface of the supporting leg piece is smaller than the bottom end surface of the supporting leg piece, so that the whole supporting leg piece forms a prismatic table shape, and the backpack can be stably placed on a plane without depending on a wall surface, and is convenient to store. Therefore, the utility model not only can improve the waterproof effect, but also has the advantages of convenient use, convenient storage, good anti-theft effect and high structural stability.

Drawings

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

FIG. 2 is a front view of the present utility model;

FIG. 3 is a rear view of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A

Fig. 5 is a partial enlarged view at B in fig. 1.

The marks in the drawings are: 1-knapsack body, 2-baldric, 3-waterproof zip fastener, 4-buckler, 5-mounting, 6-first magnet, 7-second magnet, 8-rubber ring, 9-waterproof piece, 10-arch, 11-third magnet, 12-recess, 13-fourth magnet, 14-blotter, 15-waterproof coating, 16-stabilizer blade spare.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

Example 1. A waterproof backpack, which is shown in fig. 1 to 5, and comprises a backpack body 1 and two shoulder belts 2 which are symmetrically distributed, and is characterized in that: a waterproof zipper 3 is arranged on the top surface of the backpack body 1, and a waterproof cover 4 covering the top surface of the whole backpack body 1 is arranged above the waterproof zipper 3; the end part of the waterproof cover 4 is rotatably provided with a mounting piece 5, and the mounting piece 5 is fixedly arranged on the back surface of the backpack body 1; the inner side surfaces of the waterproof covers 4 are respectively attached with a first magnet 6; the backpack is characterized in that the second magnet 7 is arranged on the front face and the two side faces of the backpack body 1, and the second magnet 7 and the first magnet 6 are mutually attracted.

A rubber ring 8 is arranged around the waterproof zipper 3, a waterproof sheet 9 is arranged on the top surface of the rubber ring 8, and one end surface of the waterproof sheet 9 is rotatably arranged on the rubber ring 8; the bottom surface of the waterproof sheet 9 is provided with a U-shaped bulge 10, and a third magnet 11 is arranged in the bulge 10; a groove 12 is arranged on the rubber ring 8 at a position corresponding to the protrusion 10, and a fourth magnet 13 matched with the third magnet 11 is arranged in the groove 12; the surface area of the waterproof sheet 9 is larger than that of the rubber ring 8; a cushion pad 14 is arranged on the inner bottom surface of the backpack body 1, and a waterproof coating 15 is coated on the surface of the cushion pad 14; the outer bottom surface of the backpack body 1 is fixedly provided with prismatic stand bar pieces 16 at positions corresponding to the two end parts of the cushion pad 14; the area of the end surface of the support leg piece 16, which is attached to the backpack body 1, is smaller than the area of the end surface of the support leg piece 16, which is far away from the backpack body 1; the mounting 5 is arranged above the two shoulder straps 2.

Example 2. A waterproof backpack, which is shown in fig. 1 to 5, and comprises a backpack body 1 and two shoulder belts 2 which are symmetrically distributed, and is characterized in that: a waterproof zipper 3 is arranged on the top surface of the backpack body 1, and a waterproof cover 4 covering the top surface of the whole backpack body 1 is arranged above the waterproof zipper 3; the end part of the waterproof cover 4 is rotatably provided with a mounting piece 5, and the mounting piece 5 is fixedly arranged on the back surface of the backpack body 1; the inner side surfaces of the waterproof covers 4 are respectively attached with a first magnet 6; the backpack is characterized in that the second magnet 7 is arranged on the front face and the two side faces of the backpack body 1, and the second magnet 7 and the first magnet 6 are mutually attracted.

A rubber ring 8 is arranged around the waterproof zipper 3, a waterproof sheet 9 is arranged on the top surface of the rubber ring 8, and one end surface of the waterproof sheet 9 is rotatably arranged on the rubber ring 8; the bottom surface of the waterproof sheet 9 is provided with a U-shaped bulge 10, and a third magnet 11 is arranged in the bulge 10; a groove 12 is arranged on the rubber ring 8 at a position corresponding to the protrusion 10, and a fourth magnet 13 matched with the third magnet 11 is arranged in the groove 12; the surface area of the waterproof sheet 9 is larger than that of the rubber ring 8; a cushion pad 14 is arranged on the inner bottom surface of the backpack body 1, and a waterproof coating 15 is coated on the surface of the cushion pad 14; the outer bottom surface of the backpack body 1 is fixedly provided with prismatic stand bar pieces 16 at positions corresponding to the two end parts of the cushion pad 14; the area of the end surface of the support leg piece 16, which is attached to the backpack body 1, is smaller than the area of the end surface of the support leg piece 16, which is far away from the backpack body 1; the mounting piece 5 is arranged above the two shoulder straps 2; the waterproof cover 4, the waterproof sheet 9 and the waterproof coating 15 are made of rubber materials.

Working principle: when the backpack is specifically used, the waterproof zippers 3 are firstly opened, and then the articles to be stored are placed into the backpack body 1 through the openings between the waterproof zippers 3; after the articles are put into the groove 12, the waterproof zipper 3 is pulled up, then the symmetrical edges connected with the rubber ring 8 on the waterproof sheet 9 are pulled up, the symmetrical edges are covered above the waterproof zipper 3, meanwhile, the protrusions 10 are clamped into the groove 12, and the waterproof sheet 9 is stably attached to the rubber ring 8 by utilizing the mutual attraction of the third magnet 11 and the fourth magnet 13; because the rubber ring 8 has a certain waterproof effect, the waterproof effect of the waterproof sheet 9 above (the waterproof sheet can be made of rubber or a thin steel plate and other materials) is added, so that the waterproof sheet 9 and the rubber ring 8 can form a waterproof protective cover on the outer side of the waterproof zipper 3, and finally the waterproof cover 4 is turned upwards, so that the waterproof cover 4 can cover the top surface of the backpack body 1, and because the first magnet 6 is arranged on the inner side surface of the waterproof cover 4, the second magnet 7 is arranged on the side surface of the backpack body 1, the waterproof cover 4 can cover the backpack body 1 by utilizing the mutual attraction effect of the first magnet 6 and the second magnet 7, water falling on the upper end part of the backpack body 1 can be prevented from being immersed in and guided by the waterproof cover 4, the water can fall on the ground along the outer shell of the waterproof cover 4, and the external water is prevented from entering the inside the backpack body 1 as much as possible, so that the waterproof effect of the whole backpack is improved; when the backpack is required to be placed on the bottom surface, the backpack body 1 can be supported through the leg pieces 16 and the buffer pads 14, so that the backpack can be vertically placed on a plane without leaning against a wall surface or other supporting surfaces, and the placement flexibility is improved; moreover, the inside cushion 14 can prevent the articles inside the backpack body 1 from being crashed, the waterproof coating 15 on the surface of the cushion 14 can play a role in a certain waterproof effect, and the waterproof effect of the whole backpack is improved.

Claims (6)

1. The utility model provides a waterproof knapsack, includes knapsack body (1) and two shoulder (2) that are symmetrical distribution, its characterized in that: a waterproof zipper (3) is arranged on the top surface of the backpack body (1), and a waterproof cover (4) covered on the top surface of the whole backpack body (1) is arranged above the waterproof zipper (3); the end part of the waterproof cover (4) is rotatably provided with an installation piece (5), and the installation piece (5) is fixedly arranged on the back surface of the backpack body (1); the inner side surfaces of the waterproof covers (4) are respectively attached with a first magnet (6); the backpack is characterized in that the front face and the two side faces of the backpack body (1) are respectively provided with a second magnet (7), and the second magnets (7) and the first magnets (6) are mutually attracted.

2. A waterproof backpack according to claim 1, wherein: the waterproof zipper (3) is characterized in that a rubber ring (8) is arranged around the waterproof zipper (3), a waterproof sheet (9) is arranged on the top surface of the rubber ring (8), and one end surface of the waterproof sheet (9) is rotatably arranged on the rubber ring (8); the bottom surface of the waterproof sheet (9) is provided with a U-shaped bulge (10), and a third magnet (11) is arranged in the bulge (10); the rubber ring (8) is provided with a groove (12) at the position corresponding to the bulge (10), and a fourth magnet (13) matched with the third magnet (11) is arranged in the groove (12).

3. A waterproof backpack according to claim 2, wherein: the surface area of the waterproof sheet (9) is larger than that of the rubber ring (8).

4. A waterproof backpack according to claim 1, wherein: a cushion pad (14) is arranged on the inner bottom surface of the backpack body (1), and a waterproof coating (15) is coated on the surface of the cushion pad (14); the outer bottom surface of the backpack body (1) is fixedly provided with prismatic stand bar pieces (16) at positions corresponding to the two end parts of the cushion pad (14).

5. The waterproof backpack of claim 4 wherein: the area of the end face attached to the backpack body (1) on the support leg piece (16) is smaller than the area of the end face far away from the backpack body (1) on the support leg piece (16).

6. A waterproof backpack according to any one of claims 1 to 5, wherein: the mounting piece (5) is arranged above the two shoulder straps (2).