Backpack with strap height adjusting structure

Abstract

The backpack with the strap height adjusting structure comprises a backpack body and a U-shaped pipe, fixed sleeve belts are installed at the middle lower ends of the two sides of the U-shaped pipe, the rear sides of the two fixed sleeve belts are installed at the left end and the right end of the middle lower portion of the front side of the backpack body respectively, the two sides of the U-shaped pipe are connected with movable sleeve belts in a sliding mode, and the movable sleeve belts are connected with the U-shaped pipe in a sliding mode. The front sides of the two movable sleeve belts are fixedly connected with the left end and the right end of the rear side of the movable strap respectively, a second hook face sticker is arranged at the bottom of the front side of the backpack, the lower portion of the side face of the U-shaped pipe protrudes, and the upper portion of the side face of the U-shaped pipe is recessed. The movable sleeve belt moves up and down on the U-shaped pipe, and when the height of the movable straps is adjusted on the U-shaped pipe, the movable straps are fixed through the first hair surface stickers and the first hook surface stickers, the height of the movable straps of the backpack is adjusted according to needs, and the backpack can be adjusted according to the human body.

Description

Technical Field

[0001] The utility model relates to the technical field of backpacks, in particular to a backpack with a shoulder strap height adjustment structure. Background Art

[0002] Backpacks are widely used, convenient for carrying items on the back, and are made of various materials and styles, convenient for carrying and freeing hands. When in use, the backpack is carried on the shoulders using straps that are hung on both sides of the back. The shoulders bear the weight of the backpack, making the backpack more labor-saving and convenient to use, and increasing the comfort. However, the traditional straps used on the back of the backpack have a single function and cannot be adjusted according to the human body. Therefore, a backpack with a strap height adjustment structure is proposed. Utility Model Content

[0003] The utility model aims to provide a backpack with a shoulder strap height adjustment structure to solve the problem in the above background technology that the shoulder straps used on the back of the backpack have a single function and cannot be adjusted according to the human body.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a backpack with a shoulder strap height adjustment structure, comprising a backpack and a U-shaped tube, wherein fixed straps are installed at the middle and lower ends of both sides of the U-shaped tube, and the rear sides of the two fixed straps are respectively installed at the left and right ends of the middle and lower front side of the backpack, and movable straps are slidably connected to both sides of the U-shaped tube, and the front sides of the two movable straps are respectively fixedly connected to the left and right ends of the rear side of the movable shoulder strap, the bottom of the U-shaped tube is engaged with the buckle groove, and the rear side of the buckle groove is fixedly connected to the front side of the buckle strap, the rear side of the movable shoulder strap is provided with a fleece sticker 1, the rear side of the buckle strap is provided with a fleece sticker 2, a plurality of hook stickers 1 are equidistantly distributed on the upper front side of the backpack, a hook sticker 2 is provided on the bottom of the front side of the backpack, and the lower part of the side of the U-shaped tube is convex and the upper part is concave.

[0005] As a preferred technical solution of the utility model, a cover strap is installed at the bottom end of the front side of the backpack, a plurality of fleece stickers are evenly distributed on the rear side of the cover strap, and a plurality of elastic cotton balls are evenly distributed on the front side of the cover strap.

[0006] As a preferred technical solution of the utility model, a connecting belt is fixedly connected to the upper front part of the backpack, the bottom of the connecting belt is engaged with the top of the U-shaped tube, and a hook surface sticker is provided on the front side of the connecting belt.

[0007] As a preferred technical solution of the utility model, rubber sleeve springs are sleeved and installed on both sides of the U-shaped tube.

[0008] As a preferred technical solution of the utility model, the movable shoulder strap is slidably connected at the front side of the backpack.

[0009] As a preferred technical solution of the utility model, the fleece surface sticker one is adhered to a plurality of hook surface stickers one, and the fleece surface sticker two is adhered to a plurality of hook surface stickers two.

[0010] As a preferred technical solution of the utility model, the fleece-side sticker three is adhered to the hook-side sticker three.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The U-shaped tube is fixed to the backpack by a fixed strap and a connecting strap, and the movable strap is fixed by a movable strap. The movable strap moves up and down on the U-shaped tube, and when the movable strap is adjusted in height on the U-shaped tube, it is fixed by a fleece sticker and a plurality of hook stickers. The height of the movable strap of the backpack can be adjusted as needed, and the backpack can be adjusted according to the human body;

[0013] 2. The cover strap is used to cover the U-shaped tube and buckle strap to protect the back. The distribution design of the elastic cotton balls increases the comfort of the cover strap against the back and increases the breathability. The rubber sleeve spring is used to protect the U-shaped tube and avoid wear and tear caused by long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a main perspective view of the utility model;

[0015] Figure 2 It is a right side perspective view of the present utility model;

[0016] Figure 3 It is a rear side perspective view of the utility model;

[0017] Figure 4 It is a bottom-up stereogram of the present utility model;

[0018] Figure 5 This is a schematic diagram of the U-shaped tube structure of the utility model.

[0019] In the figure: 1. U-shaped tube; 2. Fixed strap; 3. Active shoulder strap; 4. Active strap; 5. Fleece sticker one; 6. Hook sticker one; 7. Buckle strap; 8. Buckle groove; 9. Fleece sticker two; 10. Hook sticker two; 11. Cover strap; 12. Fleece sticker three; 13. Elastic cotton ball; 14. Rubber sleeve spring; 15. Backpack; 16. Connecting strap; 17. Hook sticker three. DETAILED DESCRIPTION

[0020] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides a backpack with a shoulder strap height adjustment structure, comprising a backpack 15 and a U-shaped tube 1. Fixed straps 2 are installed at the middle and lower ends of both sides of the U-shaped tube 1. The rear sides of the two fixed straps 2 are respectively installed at the left and right ends of the middle and lower front side of the backpack 15. Both sides of the U-shaped tube 1 are slidably connected with movable straps 4. The front sides of the two movable straps 4 are respectively fixedly connected to the left and right ends of the rear sides of the movable shoulder strap 3. The bottom of the U-shaped tube 1 is engaged with a buckle groove 8, and the rear side of the buckle groove 8 is fixedly connected to the front side of the buckle belt 7. A fleece sticker 5 is provided on the rear side of the movable shoulder strap 3, and a fleece sticker 2 9 is provided on the rear side of the buckle belt 7. A plurality of hook stickers 6 are equidistantly distributed on the upper part of the front side of the backpack 15. A hook sticker 2 10 is provided on the bottom of the front side of the backpack 15. The lower part of the side of the U-shaped tube 1 is convex and the upper part is concave. The U-shaped tube 1 is used to adjust the height of the movable shoulder strap 3, and the design of the U-shaped tube 1 conforms to the ergonomics of the back of the human body. Figure 2 From the side of the U-shaped tube 1, the lower part is convex and the upper part is concave, which will not cause some injuries to the back when worn on the back. The U-shaped tube 1 is fixed to the backpack 15 by using the fixing strap 2 and the connecting strap 16. The installation and movement of the movable shoulder strap 3 on the U-shaped tube 1 are particularly convenient. The movable shoulder strap 3 is fixed by the movable strap 4, and the movable strap 4 moves up and down on the U-shaped tube 1. When the movable shoulder strap 3 is adjusted in height on the U-shaped tube 1, it is fixed by the fleece sticker 5 and multiple hook stickers 6, and the height of the movable shoulder strap 3 of the backpack can be adjusted as needed.

[0022] A cover strap 11 is installed at the bottom end of the front side of the backpack 15, and a plurality of fleece stickers 12 are evenly distributed on the back side of the cover strap 11, and a plurality of elastic cotton balls 13 are evenly distributed on the front side of the cover strap 11. In order to cover the U-shaped tube 1 and the buckle strap 7 and prevent the U-shaped tube 1 from hitting the back, the cover strap 11 is fixed to the hook sticker 17 on the connecting strap 16 through the plurality of fleece stickers 12, and the distribution design of the elastic cotton balls 13 is to increase the comfort of the cover strap 11 fitting the back and increase the breathability.

[0023] A connecting belt 16 is fixedly connected to the upper front part of the backpack 15 , the bottom of the connecting belt 16 is engaged with the top of the U-shaped tube 1 , and a hook surface sticker 17 is provided on the front side of the connecting belt 16 . The connecting belt 16 and the hook surface sticker 17 are used to fix the cover belt 11 .

[0024] Rubber sleeve springs 14 are sleeved and installed on both sides of the U-shaped tube 1. The rubber sleeve springs 14 are used to protect the U-shaped tube 1 and avoid wear and tear due to long-term use.

[0025] The movable shoulder strap 3 is slidably connected at the front side of the backpack 15 . The movable shoulder strap 3 can move at the front side of the backpack 15 and can be adjusted up and down on the U-shaped tube 1 through the movable sleeve 4 .

[0026] The fleece sticker 1 5 is adhered to multiple hook stickers 1 6, the fleece sticker 1 5 is the terry loop side of the Velcro, and the multiple hook stickers 1 6 are the barbed hair side with hooks of the Velcro. The fleece sticker 1 5 and the multiple hook stickers 1 6 can adhere to the movable shoulder strap 3 on the front side of the backpack 15, the fleece sticker 2 9 is adhered to the hook sticker 2 10, the fleece sticker 2 9 is the terry loop side of the Velcro, and the hook sticker 2 10 is the barbed hair side with hooks of the Velcro. The buckle 7 can be fixed to the front side of the backpack 15 by adhering the fleece sticker 2 9 and the hook sticker 2 10.

[0027] The fleece-surface sticker three 12 is adhered to the hook-surface sticker three 17. In order to cover the U-shaped tube 1 and the buckle strap 7 and prevent the U-shaped tube 1 from hitting the back, the cover strap 11 can be adhered and fixed to the hook-surface sticker three 17 on the front side of the backpack 15 through the fleece-surface sticker three 12. The fleece-surface sticker three 12 is the terry loop side of the Velcro, and the hook-surface sticker three 17 is the barbed side of the Velcro with a hook.

[0028] In the utility model, the U-shaped tube 1 is fixed to the backpack 15 by using the fixing strap 2 and the connecting strap 16. The installation and movement of the movable strap 3 on the U-shaped tube 1 are particularly convenient. The movable strap 3 is fixed by the movable strap 4. The movable strap 4 moves up and down on the U-shaped tube 1. When the movable strap 3 is adjusted in height on the U-shaped tube 1, it is fixed by the fleece sticker 5 and the plurality of hook stickers 6. The height of the movable strap 3 of the backpack can be adjusted as needed.

[0029] In order to cover the U-shaped tube 1 and the buckle 7 and prevent the U-shaped tube 1 from hitting the back, the cover strap 11 is fixed to the hook-surface stickers 17 on the connecting belt 16 through multiple fleece-surface stickers 12, and the distribution design of the elastic cotton balls 13 increases the comfort of the cover strap 11 against the back and increases the breathability. The rubber sleeve spring 14 is provided to protect the U-shaped tube 1 and avoid wear and tear due to long-term use.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A backpack with a shoulder strap height adjustment structure, comprising a backpack (15) and a U-shaped tube (1), characterized in that: A fixed strap (2) is installed at the middle and lower ends of both sides of the U-shaped tube (1), and the rear sides of the two fixed straps (2) are respectively installed at the left and right ends of the middle and lower front side of the backpack (15). Both sides of the U-shaped tube (1) are slidably connected with a movable strap (4), and the front sides of the two movable straps (4) are respectively fixedly connected to the left and right ends of the rear side of the movable shoulder strap (3). The bottom of the U-shaped tube (1) is engaged with the buckle groove (8), and the rear side of the buckle groove (8) is fixedly connected to the front side of the buckle belt (7). The rear side of the movable shoulder strap (3) is provided with a fleece sticker (5), and the rear side of the buckle belt (7) is provided with a fleece sticker (9). A plurality of hook stickers (6) are evenly distributed on the upper front side of the backpack (15), and a hook sticker (10) is provided on the bottom of the front side of the backpack (15). The lower part of the side of the U-shaped tube (1) is convex and the upper part is concave.

2. A backpack with a shoulder strap height adjustment structure according to claim 1, characterized in that: A cover belt (11) is installed at the bottom end of the front side of the backpack (15), a plurality of fleece stickers (12) are evenly distributed on the rear side of the cover belt (11), and a plurality of elastic cotton balls (13) are evenly distributed on the front side of the cover belt (11).

3. A backpack with a shoulder strap height adjustment structure according to claim 1, characterized in that: A connecting belt (16) is fixedly connected to the upper front part of the backpack (15), the bottom of the connecting belt (16) is engaged with the top of the U-shaped tube (1), and a hook surface sticker (17) is provided on the front side of the connecting belt (16).

4. The backpack with a shoulder strap height adjustment structure according to claim 1, characterized in that: Rubber sleeve springs (14) are sleeved and installed on both sides of the U-shaped tube (1).

5. The backpack with a shoulder strap height adjustment structure according to claim 1, characterized in that: The movable shoulder strap (3) is slidably connected to the front side of the backpack (15).

6. The backpack with a shoulder strap height adjustment structure according to claim 1, characterized in that: The fleece-surface sticker one (5) is bonded to a plurality of hook-surface stickers one (6), and the fleece-surface sticker two (9) is bonded to a hook-surface sticker two (10).

7. The backpack with a shoulder strap height adjustment structure according to claim 2, characterized in that: The fleece-side sticker three (12) is bonded to the hook-side sticker three (17).

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