CN209825568U - Combined knapsack - Google Patents

Abstract

The utility model provides a combination formula knapsack that large capacity shoulders bag and small capacity package used both can be made, including first inclusion, second inclusion, first inclusion is fixed to be provided with two baldrics, first opening has been seted up to first inclusion up end, first inclusion in first opening part can be opened and close and be provided with the be built by contract, be provided with block device between first inclusion and the first inclusion, the second inclusion passes through block device dismantled and assembled set up in on the first inclusion, the second opening has been seted up to second inclusion up end, the second inclusion in the second opening part is provided with headstock gear.

Description

Combined knapsack

Technical Field

The utility model relates to a knapsack field, in particular to modular knapsack.

Background

As is well known, people can determine the backpack with the corresponding capacity according to the number of articles to be carried during traveling, so people generally buy a plurality of bags for selection, and buying a plurality of bags with different capacities can improve daily consumption.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above problems, the present invention provides a combined backpack that can be used as both a large-capacity backpack and a small-capacity backpack.

In order to realize the technical problem, the utility model adopts the solution that the bag comprises a first bag body and a second bag body, wherein the first bag body is fixedly provided with double shoulder belts, the upper end surface of the first bag body is provided with a first opening, the first bag body is provided with a bag cover at the first opening, a clamping device is arranged between the first bag body and the first bag body, the second bag body is detachably arranged on the first bag body through the clamping device, the clamping device comprises a clamping sleeve and a clamping column, the clamping sleeve is fixedly arranged on the first bag body, the clamping column is fixedly arranged on the second bag body, the clamping rails are respectively and symmetrically arranged at the inner two sides of the clamping sleeve, a screw-in bayonet is formed between the two clamping rails, the outer side surface of the clamping column is respectively and symmetrically provided with clamping blocks, the two clamping blocks are respectively screwed in the clamping sleeve from the screw-in bayonet between the two clamping rails and are detachably clamped between the two clamping rails through the clamping blocks, the clamping device is characterized in that the two end sides of the clamping block are respectively provided with a clamping inclined plane, the lower surface of one end of each clamping rail is a screw-in inclined plane, the upper surface of the other end of each clamping rail is a screw-out inclined plane, a limiting bulge is arranged on the lower surface of the other end of each clamping rail, a radial limiting device which prevents the clamping column from doing radial motion after being screwed in is arranged between the clamping block and the clamping rail, the upper end surface of the second package body is provided with a second opening, and the second package body is provided with an opening and closing device at the second opening.

The further improvement is that: the radial limiting device is as follows: the upper surface of chucking piece is equipped with the spacing arch of semicircle, the lower surface of card rail is equipped with the spacing groove with spacing protruding phase-match block.

The further improvement is that: the utility model discloses a novel structure of baldric, including chucking post, pivot, third opening, baldric, the chucking post has seted up the inner chamber, be provided with the pivot in the inner chamber, be provided with the bearing between pivot and the chucking post, the pivot pass through the bearing rotatable set up in the chucking post, the pivot is around being equipped with the baldric, chucking post lateral surface is seted up and is supplied the third opening that the baldric wore out, baldric both ends all fixed set up in the pivot, be provided with on the shoulder area and be used for preventing.

The further improvement is that: the limiting device is a limiting block, the limiting block is slidably sleeved on the shoulder strap, the area of the limiting block is larger than that of the third opening, and a limiting plate used for preventing the limiting block from sliding out of the shoulder strap is fixedly arranged on the limiting block.

The further improvement is that: the opening and closing device is a zipper.

The further improvement is that: the two side faces of the first package body are respectively provided with a plurality of accommodating bags used for accommodating different types of objects in a detachable mode, the two side faces of the first package body are respectively and fixedly provided with a plurality of clamping sleeves, and the back face of each accommodating bag is provided with a plurality of clamping columns.

The further improvement is that: the upper end of the first package body is fixedly provided with a hand strap.

By adopting the technical scheme, the beneficial effects of the utility model are that: through the utility model discloses realize one packet dual-purpose, both can make large capacity shoulders bag, can make the use of small capacity single shoulder bag again, saved people's consumption cost.

Drawings

Fig. 1 is a schematic structural diagram of a combined backpack according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a combined backpack fastening device according to an embodiment of the present invention

Fig. 3 is a rear view of a combined backpack according to an embodiment of the present invention.

Fig. 4 is a rear view of a second body of the combined backpack according to an embodiment of the present invention.

In the figure: 1-first bag body, 11-double shoulder straps, 12-bag cover, 13-containing bag, 14-hand strap, 2-second bag body, 21-zipper, 3-clamping sleeve, 31-clamping rail, 32-limiting groove, 33-limiting protrusion, 34-screwing bayonet, 4-clamping column, 41-clamping block, 411-semicircular limiting protrusion, 42-rotating shaft, 43-bearing, 44-shoulder straps, 45-limiting block and 451-limiting plate

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, 2 and 3, an embodiment of the present invention discloses a combined backpack, which includes a first backpack body 1 and a second backpack body 2, wherein the first backpack body 1 is fixedly provided with a dual shoulder strap 11, a first opening is opened on an upper end surface of the first backpack body 1, the first backpack body 1 is provided with a cover 12 at the first opening, a hand strap 14 is fixedly provided on the upper end of the first backpack body 1, a second opening is opened on an upper end surface of the second backpack body 2, the second backpack body 2 is provided with an openable and closable zipper 21 at the second opening, the first backpack body 1 is fixedly provided with a clamping sleeve 3, the clamping rails 31 are symmetrically provided on two inner sides of the clamping sleeve 3 respectively, a screw-in bayonet 34 is formed between the two clamping rails 31, the second backpack body 2 is fixedly provided with a clamping column 4, two clamping blocks 41 are symmetrically provided on an outer side surface of the clamping column 4 respectively, the two clamping blocks 41 are respectively screwed into the clamping sleeve 3 from the screwing-in bayonet 34 between the two clamping rails 31 and are detachably clamped between the two clamping rails 31 through the clamping blocks 41, the two end sides of the clamping blocks 41 are respectively clamped into inclined planes, the lower surface of one end of each clamping rail 31 is a screwed-in inclined plane, the upper surface of the other end of each clamping rail 31 is a screwed-out inclined plane, the lower surface of the other end of each clamping rail 31 is provided with a limiting bulge 33, in order to prevent the clamping column 4 from doing radial motion after being screwed in and separating from the clamping sleeve 3, the upper surface of the clamping block 41 is provided with a semicircular limiting bulge 411, the lower surface of the clamping rail 31 is provided with a limiting groove 32 matched and clamped with the limiting bulge 411, the second bag body 2 is detachably arranged on the first bag body 1 through the clamping column 4 and the clamping sleeve 3, the clamping column 4 is provided with an inner cavity, a rotating shaft 42 is arranged in the inner cavity, and a bearing 43 is, the pivot 42 through the bearing 43 rotatable set up in the chucking post 4, the pivot 42 is around being equipped with baldric 44, the confession has been seted up to 4 lateral surfaces of chucking post the third opening that the baldric was worn out, baldric 44 both ends all fixed set up in on the pivot 42, be provided with on the baldric 44 and be used for preventing baldric 44 slides in stopper 45 in the third opening, stopper 45 slidable cover is located on the baldric 44, the fixed stopper 45 roll-off that is provided with on the stopper 45 the limiting plate 451 of baldric, stopper 45 area is greater than the third opening works as baldric 44 is drawn into in the chucking post 4, when rolling up to the end, through stopper 45 will baldric 44 terminal block in outside the chucking post 4.

In order to conveniently store small articles, the two side faces of the first bag body 1 are respectively provided with a plurality of storage bags 13 used for storing articles of different types in a detachable mode, the two side faces of the first bag body 1 are respectively and fixedly provided with a plurality of clamping sleeves 3, the back face of each storage bag 13 is provided with a plurality of clamping columns 4, the storage bags 13 are provided with different styles and are respectively used for storing articles of different types, for example, the storage bags used for containing water cups, the storage bags used for containing umbrellas and the storage bags used for containing parts, the different styles have different capacities, and users can automatically select the needed style according to user requirements and assemble the needed style on the two side faces of the first bag body 1 through the clamping columns 4 and the clamping sleeves 3 in a clamping.

When a user needs to use the large-capacity backpack, the second backpack body can be installed on the first backpack body in a clamping mode through the clamping columns and the clamping sleeves, when the user needs to use the small-capacity backpack, the clamping columns can be screwed out of the clamping sleeves, the second backpack body is separated from the first backpack body, the second backpack body can be held by hands, the shoulder straps rolled on the rotating shafts can be screwed out through rotating the rotating shafts, and the user can carry the shoulder straps on shoulders and arms to enable the second backpack body to become an independent single-shoulder backpack.

Based on the scheme, the zipper can also be made of magnets, and the two magnets are fixedly arranged on two side faces of the second package body respectively.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.

Claims (7)

1. A modular knapsack which characterized in that: the bag comprises a first bag body and a second bag body, wherein double shoulder belts are fixedly arranged on the first bag body, a first opening is formed in the upper end face of the first bag body, a bag cover can be arranged at the first opening of the first bag body in an opening and closing mode, a clamping device is arranged between the first bag body and the first bag body, the second bag body is detachably arranged on the first bag body through the clamping device, the clamping device comprises a clamping sleeve and a clamping column, the clamping sleeve is fixedly arranged on the first bag body, the clamping column is fixedly arranged on the second bag body, clamping rails are respectively and symmetrically arranged on the two inner sides of the clamping sleeve, a screw-in bayonet is formed between the two clamping rails, clamping blocks are respectively and symmetrically arranged on the outer side faces of the clamping columns, the two clamping blocks are respectively screwed into the clamping sleeve from the screw-in bayonet between the two clamping rails and are detachably clamped between the two clamping rails through the clamping blocks, the clamping device is characterized in that the two end sides of the clamping block are respectively provided with a clamping inclined plane, the lower surface of one end of each clamping rail is a screw-in inclined plane, the upper surface of the other end of each clamping rail is a screw-out inclined plane, a limiting bulge is arranged on the lower surface of the other end of each clamping rail, a radial limiting device which prevents the clamping column from doing radial motion after being screwed in is arranged between the clamping block and the clamping rail, the upper end surface of the second package body is provided with a second opening, and the second package body is provided with an opening and closing device at the second opening.

2. The modular backpack of claim 1, wherein: the radial limiting device is as follows: the upper surface of chucking piece is equipped with the spacing arch of semicircle, the lower surface of card rail is equipped with the spacing groove with spacing protruding phase-match block.

3. The modular backpack of claim 1, wherein: the utility model discloses a novel structure of baldric, including chucking post, pivot, third opening, baldric, the chucking post has seted up the inner chamber, be provided with the pivot in the inner chamber, be provided with the bearing between pivot and the chucking post, the pivot pass through the bearing rotatable set up in the chucking post, the pivot is around being equipped with the baldric, chucking post lateral surface is seted up and is supplied the third opening that the baldric wore out, baldric both ends all fixed set up in the pivot, be provided with on the shoulder area and be used for preventing.

4. The modular backpack of claim 3, wherein: the limiting device is a limiting block, the limiting block is slidably sleeved on the shoulder strap, the area of the limiting block is larger than that of the third opening, and a limiting plate used for preventing the limiting block from sliding out of the shoulder strap is fixedly arranged on the limiting block.

5. The modular backpack of claim 1, wherein: the opening and closing device is a zipper.

6. The modular backpack of claim 1, wherein: the two side faces of the first package body are respectively provided with a plurality of accommodating bags used for accommodating different types of objects in a detachable mode, the two side faces of the first package body are respectively and fixedly provided with a plurality of clamping sleeves, and the back face of each accommodating bag is provided with a plurality of clamping columns.

7. The modular backpack of claim 1, wherein: the upper end of the first package body is fixedly provided with a hand strap.