WO2023277288A1

WO2023277288A1 - Backpack

Info

Publication number: WO2023277288A1
Application number: PCT/KR2022/001100
Authority: WO
Inventors: 유태환
Original assignee: 유 싸이몬 에스
Priority date: 2021-07-01
Filing date: 2022-01-21
Publication date: 2023-01-05

Abstract

The present invention provides a backpack structure enabling large items, small items or the like to be easily stacked or taken out and used. A backpack (600) of the present invention comprises: a first backpack member (610) including shoulder straps (630, 630) on both sides of a backpack back plate (615); a second backpack member (620) formed on the rear surface of the first backpack member; and an auxiliary stacking part (640) which fixes the bottom surfaces of the first backpack member and the second backpack member to each other to enable the first backpack member and the second backpack member to be spread out in opposite directions, and which has a predetermined width between the first backpack member and the second backpack member. In particular, the present invention comprises: U-shaped elastic rods (680, 690), which are fixed to the rear surface edge (610b) of the first backpack member and the front surface edge (620b) of the second backpack member, with the auxiliary stacking part (640) therebetween, so as to maintain the shapes of the rear surface (610a) of the first backpack member and the front surface (620a) of the second backpack member; a lashing protrusion frame (700) for the first backpack member and the second backpack member, the frame being fixed to the back plate (615) of the backpack and extending to a predetermined length from the top side of the backpack; and an accommodation space part (622) provided in the second backpack member (620).

Description

backpack

The present invention relates to a backpack, and more particularly, can easily and stably fix objects that do not fit into a storage space in a backpack to the backpack, and the storage space in the backpack can be used as necessary to facilitate entry and exit of items. It relates to providing a backpack structure that can be partitioned and used in a plurality according to the present invention.

BACKGROUND OF THE INVENTION [0002] Backpacks, which are generally used for the purpose of conveniently storing and carrying things, are diversifying in use and form according to the needs of consumers.

As an example, the conventional backpack 500 described in Korean Patent Registration No. 10-2162883 includes a first backpack member 510 having shoulder straps 530 on both sides as shown in FIG. 1, and a rear surface of the first backpack member. A second backpack member 520 and an auxiliary loading part 540 fixed to bottom surfaces of the first backpack member and the second backpack member to have a predetermined width are provided. A buckle 550 coupled to both sides of the first backpack member 510 and the second backpack member 520 is provided, and the auxiliary loading part 540 has at least a lower portion of the first backpack member and the second backpack member 520. It is always exposed to the outside of the backpack member, and pulls both ends of the

strings

541 and 542 inserted into the

string guideways

541a and 542a formed at both edges of the auxiliary loading part to reduce and fix the width of the auxiliary loading part compactly, or the Even in a state in which the width of the auxiliary loading part is fixed to an arbitrary width by pulling both ends of the twine inserted into the twine guideway, the first backpack member and the second backpack member can be unfolded in opposite directions, and the twine has an arbitrary width It is configured so that the center of gravity of the backpack is not deformed when items are loaded into the auxiliary loading unit fixed to .

Reference numerals

511 and 521 not described in FIG. 1 denote slide fasteners, and 512 and 522 denote storage members (storage spaces) of a backpack.

In the conventional backpack 500 configured as described above, the first backpack member 510 and the second backpack member 520, in particular, the first backpack member 510 and the second backpack member 510 ( 520) has a disadvantage in that the weight of the backpack increases because the thick panel is inserted into the facing surface with the auxiliary loading part 540 interposed therebetween.

In addition, looking at the structure described in Korean Patent Publication No. 10-2005-0032961 as another example of a conventional backpack, the backpack 100, as shown in FIG. A cover portion 102 continuously coupled to the lower end of the base member 101 and enabling opening and closing of the base member 101, a pair of shoulder straps 103 coupled to the base member 101, and the user using the shoulder straps to carry the backpack 100 It is composed of a handle member 104 used when carrying by hand without carrying it by hand, and a pair of slide fasteners 105' and 105" that combine or separate the base member 101 and the cover 102. Slide fastener 105 ', 105") is configured with a fastener ring portion 110 for the convenience of opening and closing the cover portion.

In addition, the storage member 106 included in the backpack is integrally formed of a hard material such as polyester, polyvinyl chloride, leather, or bioceramic fiber, and is divided into a plurality of spaces having different sizes. That is, the storage member 106 is formed in a size corresponding to the entire storage space of the backpack 100 and is configured to be detachable from the backpack 100.

The storage member 106 of the detachably configured backpack 100 is divided into 4 sections with different compartments, and the top of the storage member 106 has no partition to partition the inside, and clothing necessary for the user's travel. The back is arranged and stored, and a partition is provided to divide the tier into two on the second and third tiers, and relatively small clothing such as socks, underwear, and towels are stored in each space, and the last tier is Two partitions are provided to divide the stage into three, and each space is configured to store toiletries and cosmetics.

As described above, by dividing the space of the storage member 106 according to each purpose, the user's goods can be organized and stored.

Reference numeral 107 denotes an auxiliary storage provided on the inner surface of the

lid

102, and 108 denotes a pen storage of the auxiliary storage 107.

Wallets, notebooks, etc. are stored in the auxiliary storage unit 108, and writing supplies are stored in the pen storage unit 108.

Reference numeral 109 denotes a pressure corrugated member provided inside the cover 102 . A cushioning material such as cotton is embedded inside the pleat member 109 to prevent damage to items stored in each compartment of the storage member 106, and items stored in each compartment can be stored in other compartments. It works so that it does not move into space. Reference numeral 120 is a case detachably attached to one side of the shoulder strap 103, and is a storage space for frequently used items such as mobile phones and MP3 players without opening and closing the backpack 100.

However, since the conventional backpack 100 configured as described above can be used by attaching and detaching the framed storage member 106 to the backpack, when the storage member 106 is not used, it must be separated and stored in a separate place. There are disadvantages, and in some cases, there is a problem that is easily lost.

In addition, when a situation arises in which a large-sized item needs to be placed in a backpack while the storage member is in use, the storage member must be separated from the backpack, which makes it inconvenient to handle the separated storage member.

The present invention has been made to solve the above problems, and when carrying a large-sized item that cannot fit into the storage space of a backpack or carrying an injured person, the item or the injured person can be easily fixed and transported. Accordingly, it is an object of the present invention to provide a backpack structure in which relatively small items can be conveniently carried in and out from each storage space by simply unfolding the partition member in the storage space and dividing the storage space into a plurality of compartments.

Another object of the present invention is to ensure that the first backpack member and the second backpack member are formed even if the opposing surfaces of the first backpack member and the second backpack member facing each other with the auxiliary loading unit interposed therebetween are made of a light cloth or leather sheet type material. An object of the present invention is to provide a backpack structure capable of maintaining a constant and flat facing shape.

Another object of the present invention is a backpack structure that can be stably worn on the shoulder by maintaining fit and balance even when large-sized items are loaded in the backpack, and prevents large-sized items from affecting the opening and closing of the storage compartment of the backpack. is in providing

Another object of the present invention is to provide a backpack structure having a protruding frame for fixing on the back of the backpack, which can be fixed so that the backpack does not sag when large-sized or heavy items are loaded on the backpack.

Another object of the present invention is to reduce the weight of a backpack and at the same time provide a backpack structure equipped with convenience and various functions.

In order to achieve the above object, the backpack of the present invention includes a first backpack member having shoulder straps on both sides of the back of the backpack, a second backpack member configured on the rear surface of the first backpack member, and the first backpack member and the second backpack member. The first backpack member and the second backpack member can be unfolded in opposite directions by fixing the bottom surfaces of the backpack member to each other, and an auxiliary loading part configured to have a predetermined width between the first backpack member and the second backpack member. ,

In particular, it is fixed to the rear edge of the first backpack member and the front edge of the second backpack member with the auxiliary loading part interposed therebetween to maintain the shape of the rear surface of the first backpack member and the front surface of the second backpack member. A U-shaped elastic bar to do,

A protruding frame for fixing the first backpack member and the second backpack member fixed to the back of the backpack and extending upward by a predetermined length to the upper side of the backpack;

A storage space is provided in at least one selected from among the first backpack member, the auxiliary load unit, and the second backpack member.

In addition, the U-shaped elastic bar is made of steel having a diameter of 3 to 10 mm.

In addition, the protruding frame for securing is characterized in that it is detachably configured on the back of the backpack.

In addition, the protruding frame for fixing is made of a combination of a plurality of poles, and a belt support supporting a belt selected from among a main belt for auxiliary loading and an auxiliary fixing belt for fixing the first backpack member and the second backpack member to the uppermost pole. It is characterized by having a.

In addition, the protruding frame for securing is characterized in that an elastic member is inserted into the plurality of poles to integrally support each pole.

In addition, the storage space unit includes at least one main partition pad having one end fixed to the base member of the storage space unit and configured to be expandable, and at least one auxiliary partition pad fixed to upper and lower surfaces of the main partition pad and configured to be expandable. A pad is provided, the main partition pad and the auxiliary partition pad are unfolded, and a contact portion where an end of the auxiliary partition pad and a base member of the storage space meet is detachably fixed to each other so that the storage space can be partitioned into a plurality of small spaces. It consists of

In addition, upper and lower members and left and right side members whose lower edges are fixed and erected along the upper and lower edges and left and right edges of the base member, and a cover member fixed to the upper edges of the upper and lower members and the left and right side members so as to face the base member. to provide

In addition, the main partition pad is configured to detachably fix the contact portions meeting the upper and lower members and the left and right members in an unfolded state.

In addition, the upper and lower members and the left and right side members each consist of a pair of upper and lower support pads disposed vertically, and are configured to be folded based on a contact portion of each pair of upper and lower support pads.

In addition, a detachable waist support and back support are provided at the lower end of the first backpack member.

The backpack of the present invention includes a first backpack member having shoulder straps on both sides of a backpack backboard, a second backpack member formed on the rear surface of the first backpack member, and bottom surfaces of the first backpack member and the second backpack member. It is fixed to each other so that the first backpack member and the second backpack member can be unfolded in opposite directions, and an auxiliary loading portion configured to have a predetermined width between the first backpack member and the second backpack member is provided. A U-shaped U-shaped structure fixed to the rear edge of the first backpack member and the front edge of the second backpack member with the loading portion interposed therebetween to maintain the shape of the rear surface of the first backpack member and the front surface of the second backpack member. An elastic bar and a protruding frame for securing the first backpack member and the second backpack member fixed to the back of the backpack and extending by a predetermined length toward the upper side of the backpack;

In the case of carrying large items that cannot fit into the storage space of a backpack or carrying an injured person by providing a storage space in at least one selected from among the first backpack member, the auxiliary loading unit, and the second backpack member. It is possible to transport the goods or the injured person by simply fixing the backpack so that the backpack does not sag, and if necessary, simply unfold the partition member without fear of loss within the storage space by dividing the storage space into a plurality of compartments to store relatively small items. You can get the effect of conveniently carrying in and out of each storage space.

In addition, even if a lightweight material in the form of a light cloth or leather sheet is used for the opposing surfaces of the first backpack member and the second backpack member facing each other with the auxiliary loading unit interposed therebetween, the shape of the opposing surfaces of the first backpack member and the second backpack member is constant. It has the advantage of being able to keep it flat.

In addition, even if large-sized items are loaded in the auxiliary loading part of the backpack, the fit and balance of the center of gravity are maintained, and the backpack can be stably worn on the shoulder so that the backpack does not sag. It has the advantage of not affecting the opening and closing.

1 is a three-dimensional view showing an example of a conventional backpack;

Figure 2 is a three-dimensional view showing another example of a conventional backpack.

Figure 3 is a three-dimensional view of the backpack of the present invention viewed from the rear right side.

Figure 4 is a three-dimensional view of the backpack of the present invention viewed from the rear left side.

Figure 5 is a three-dimensional view of the backpack of the present invention viewed from the front right.

Figure 6 is a three-dimensional view showing a state in which the auxiliary loading portion of the present invention is exposed.

Figure 7 is a three-dimensional view of the protruding frame for fixing constructed in the backpack of the present invention.

Figure 8 is a three-dimensional view showing a separated state of the protruding frame for fixing constructed in the backpack of the present invention.

Figure 9 is a cross-sectional view showing the structure of the protruding frame for fixing constructed in the backpack of the present invention.

Figure 10 is a view showing the arrangement state of the main belt for the auxiliary loading unit for fixing the goods to be loaded on the auxiliary loading unit of the present invention.

11 is a view showing a state in which the waist support and the back support of the present invention are separated.

12 and 13 are views for explaining a process of partitioning the storage space configured in the second backpack member of the present invention into a plurality of storage spaces.

Fig. 14 is a three-dimensional view showing an unfolded state of a storage space constructed in a second backpack member of the present invention;

15 is a three-dimensional view showing a state in which the cover member of the storage space portion constructed in the second backpack member of the present invention is opened.

16 is a view showing a form in which a user carries a backpack on the shoulder in a state of using the storage space configured in the second backpack member of the present invention.

17 is a view showing a form in which a user carries a backpack on the shoulder in a state in which items are loaded in the storage space portion and the auxiliary loading portion constituted by the second backpack member of the present invention;

18 is a view showing a form in which a user carries a backpack on the shoulder in a state in which items are loaded in the storage space and the auxiliary loading unit configured in the second backpack member of the present invention;

19 is a view showing a form in which a user carries a backpack on a shoulder in a state where a person is seated in an auxiliary load unit;

20 is a three-dimensional view showing a form in which a headrest is configured in a protruding frame for fixing according to the present invention;

21 and 22 are three-dimensional views showing the configuration of another example of a headrest in the protruding frame for fixing of the present invention;

23 is a three-dimensional view showing an example in which a cushion member is configured on the upper side of the shoulder strap of the backpack of the present invention.

24 is a three-dimensional view of the main part showing a state in which the pocket of the cushion member constituted on the upper side of the shoulder strap of the present invention is opened.

Fig. 25 is a three-dimensional view showing a state in which the pocket of the cushion member constructed on the upper side of the shoulder strap of the present invention is closed.

Figure 26 is a three-dimensional view showing a coupled state of another example of the protruding frame for fixing of the present invention.

27 is an exploded view showing a pole diffraction unit constructed in the protruding frame for fixing of FIG. 26 and an end of a pole linked to the pole diffraction unit.

28 is a three-dimensional view showing a separated state of the protruding frame for fixing of FIG. 26;

Figure 29 is a three-dimensional view showing the coupling state of another example of the protruding frame for fixing of the present invention.

30 is an exploded view showing a pole coupler and a pole diffraction means constructed between a pair of vertical poles constituting the left and right poles of FIG. 29;

31 is a three-dimensional view showing a state in which the protruding frame for fixing of FIG. 29 is separated and folded;

Figure 32 is a three-dimensional view showing the coupling state of another example of the protruding frame for fixing of the present invention.

33 is a cross-sectional view showing a tightened state of the pole coupling part of the protruding frame for fixing of FIG. 32;

34 is a cross-sectional view showing a state in which the pole coupling part of the protruding frame for fixing of FIG. 32 is released.

The backpack 600 of the present invention includes a first backpack member 610 having

shoulder straps

630 and 630 on both sides of a backpack back panel 615, and a second backpack member 620 configured on the rear surface of the first backpack member. And, by fixing the bottom surfaces of the first backpack member and the second backpack member to each other, the first backpack member and the second backpack member can be spread in opposite directions, and a predetermined distance between the first backpack member and the second backpack member An auxiliary loading part 640 configured to have a width, and a protruding frame for securing the first backpack member and the second backpack member fixed to the back plate 615 of the backpack and configured to extend by a predetermined length toward the upper side of the backpack ( 700), and the protruding frame for fixing is configured such that an elastic member is inserted into a plurality of poles to integrally support each pole.

Hereinafter, the technical configuration and operation of the backpack of the present invention will be described in detail with reference to FIGS. 3 to 34.

As shown in FIGS. 3, 4, 5, and 6, the backpack 600 of the present invention is composed of a first backpack member 610, a second backpack member 620, and a back plate 615 of the first backpack member. It consists of a pair of shoulder straps 630 and an auxiliary loading part 640 for connecting and fixing the bottom surfaces of the first backpack member and the second backpack member.

The first backpack member 610 includes a storage space 612 that can be opened by a fastener 611 or the like. The fastener 611 formed in the storage space 612 of the first backpack member should be formed along the center of the outer surface of the storage space so that it can be installed in the storage space 612 of the first backpack member regardless of the use of the auxiliary loading part. Goods can be easily brought in or out. Auxiliary pockets 619 are formed on both sides of the lower end of the first backpack member 610 so that items can be inserted and fixed from the outside.

In addition, shoulder supports 641 and 642 are fixed on both sides from the upper side of the back panel 615 where the

shoulder straps

630 and 630 of the first backpack 610 are formed to the central portion. A waist support 650 is detachable from the back plate 615 as shown in FIG.

In order to detachably fix the waist support 650,

Velcros

650a and 650b are provided at the center of the back plate 615 of the first backpack member 610 and on the rear surface of the waist support 650, respectively.

At the center of the waist support 650, waist support belt fixtures 657 are formed at regular intervals so that the waist support belt 656 fixed to the back 615 of the first backpack 610 can be inserted and fastened. A back support 655 is formed at the center of the waist support 650.

In addition, an auxiliary loading unit 640 is formed between the first backpack member 610 and the second backpack member 620. The auxiliary loading part 640 is fixed to both lower ends of the first backpack member 610 and the second backpack member 620 by sewing or by combining separate hinges (not shown). The auxiliary loading part 640 is configured such that the first backpack member 610 and the second backpack member 620 can be unfolded in opposite directions in a state where the surface can be exposed.

The auxiliary loading unit 640 may use a structure described in Korean Patent Registration No. 10-2162883, which was filed and previously registered by the inventor of the present invention, so that the distance can be adjusted within a predetermined width range.

In addition to the structure described in Korean Patent Registration No. 10-2162883, the auxiliary loading part 640 of the present invention uses a pair of

thin panels

640a and 640b to be folded in half based on the central part (dotted line display part) as shown in FIG. can be configured.

When the

thin panels

640a and 640b constituting the auxiliary loading part are folded, the folded positions do not protrude outward from the first backpack member 610 and the second backpack member 620, but are folded inward and overlapped. do.

Referring to the structure of FIG. 6 , the auxiliary loading part 640 is fixed to the lower ends of the first backpack member 610 and the second backpack member 620 .

The fixing position of the auxiliary loading part 640 is not limited to the structure of FIG. 6, and when goods are loaded on the auxiliary loading part 640, the auxiliary loading part sags downward under the influence of the load of the goods, and the first backpack member 610 And considering that the lower end of the second backpack member 620 is exposed to the outside, it may be configured in a structure fixed at an upper position spaced apart from the lower ends of the first backpack member 610 and the second backpack member 620 at a predetermined distance.

When the auxiliary loading part 640 is not in use, the first backpack member 610 and the second backpack member 620 are closely attached to each other and can be fixed. The fixation of the first backpack member 610 and the second backpack member 620 corresponds to the plurality of auxiliary fixing belts 658 configured in the first backpack 610 and the auxiliary fixing belts 658, as shown in FIG. It is made by fastening a plurality of buckles 659 configured in the second backpack 610 to each other. Of course, the auxiliary fixing belt 658 is configured to be adjustable in length.

Another method of fixing the first backpack member 610 and the second backpack member 620 to each other when the auxiliary loading part 640 is not used is the rear edge 610b of the first backpack member 610 as shown in FIG. ) and the front edge 620b of the second backpack member 620 may be fixed by installing fasteners 631.

The

main fixing belts

671 and 672 for the auxiliary loading unit, which have not been described, may be mainly used when loading articles in the auxiliary loading section 640 .

As shown in FIGS. 10 and 11, the main fixing

belts

671 and 672 for the auxiliary loading part are the back plate 615 of the first backpack member 610, the lower side of the auxiliary loading part 640, and the front surface 620a of the second backpack member 620. ) is arranged to pass through the inner side. That is, the first backpack member 610 completely wraps the goods loaded in the auxiliary loading unit 640 between the rear surface 610a of the first backpack member, the front surface 620a of the second backpack member, and the auxiliary loading unit 640. It is composed of a structure that can be fastened to.

In particular, the backpack 600 of the present invention, as shown in FIG. 6, includes the rim 610b of the rear surface 610a of the first backpack member 610 and the second backpack member ( U-shaped

elastic rods

680 and 690 are inserted and fixed to the edge 620b of the front surface 620a of the 620, respectively. When the U-shaped elastic bar is made of steel coated with an insulating material, a diameter of about 3 mm is sufficient, but steel having a diameter in the range of 3 to 10 mm may be used depending on the size or strength of the backpack.

The rear surface 610a of the first backpack member 610 and the front surface 620a of the second backpack member 620 are made of thin and variable materials such as fabric, nonwoven fabric, and leather.

Even if thin and variable materials are used for the rear surface 610a of the first backpack member 610 and the front surface 620a of the second backpack member 620, the U-shaped

elastic bars

680 and 690 are the first backpack member. Since the back surface 610a of the first backpack member and the front surface 620a of the second backpack member are pulled flat by the elasticity acting outward, the rear surface 610a of the first backpack member and the front surface 620a of the second backpack member are always flat. It can keep its shape. Even if the shapes of the rear surface 610a of the first backpack member 610 and the front surface 620a of the second backpack member 620 are temporarily deformed due to the loading of items, they immediately return to their original positions after the items are removed, and It has the advantage of maintaining its original appearance. In addition, since the rear surface 610a of the first backpack member 610 and the front surface 620a of the second backpack member 620 do not need to be made of a thick panel or the like, the weight of the backpack is reduced.

In addition, as shown in FIGS. 6 and 11, a protruding frame 700 for fixing is configured to be fixed to the back plate 615 of the backpack and extend by a predetermined length toward the upper side of the backpack.

The protruding frame 700 for fixing is provided with pocket-shaped grooves (not shown) capable of fixing the

frames

710, 720, 730, and 740 long on both sides of the back plate 615 of the backpack. The protruding frame 700 for fixing is configured to be detachably and tightly fitted into the pocket-shaped groove, so that the weight of the items loaded on the first backpack member and the second backpack member is heavy or bulky, so that the backpack sags selectively. can be used

The protruding frame 700 for securing is made of a combination of left and

right poles

710, 720, 730, 740 erected in a straight line on both sides and a horizontal pole 770 coupled across the top, as shown in FIGS. 6, 7, and 9, and the top horizontal The pole is provided with belt supports 751 and 761 for supporting a belt selected from the main belt 671 for auxiliary loading and the auxiliary fixing belt 658 for fixing the first backpack member and the second backpack member.

The belt supports 751 and 761 may be configured in pole coupling bundles 750 and 760 for fixing the horizontal poles 770 and the left and

right poles

710 and 730.

The installation position of the belt supports (751,761) is not limited to the pole coupling bundle (750,760) and may be configured in the middle of the horizontal pole (770).

The

right poles

710 and 720 are coupled to each other by inserting a pole joint 705 at opposite ends, and the

left poles

730 and 740 are coupled to each other by inserting a pole joint 706 at opposite ends.

The right pole coupling bundle 750 and the right pole 710 are fixed by screwing both ends, and the left pole coupling bundle 760 and the left pole 730 are fixed by screwing both ends.

Horizontal pole 770 is configured to be coupled to the threaded groove of the opposite direction is formed on both sides of the pole coupling bundle (750).

In addition, the protruding frame for securing is configured such that an elastic member such as a rubber band 790 is inserted into each pole to integrally support each pole, and both ends of the rubber band 790 are loops formed by

rubber band supporters

725 and 745. It is fixed to (725a, 745a).

The

elastic supporters

725 and 745 are inserted into and fixed to the ends of the

poles

720 and 740, respectively. As described above, the reason why each pole is integrally supported by inserting an elastic member such as a rubber band 790 into the pole is that when the protruding frame 700 for fixing is separated from the backpack and dismantled, it is bulky enough to be stored in a backpack. can be made small and this is to prevent the loss of parts.

On the other hand, the second backpack member 620 is composed of a storage space portion 622 having a cover member 625 that can be opened by a fastener 621 or the like. The fastener 621 formed in the storage space 622 of the second backpack member is formed along the front edge of the storage space. That is, when the cover member 625 is completely opened by moving the fastener 621, the entire front surface of the storage space 622 of the second backpack member 620 is exposed.

The technical configuration and operation of the storage space 622 of the second backpack member 620 will be described in detail with reference to FIGS. 12 and 15 .

The storage space portion 622 includes a main partition pad 320 having at least one end fixed to the rear surface (base member) integrally formed with the front surface 620a of the second backpack member 620 to be expandable, A plurality of

auxiliary partition pads

331 and 332 are fixed to the upper and lower surfaces of the main partition pad 320 so as to be expandable. The main partition pad 320 is configured to be rotated vertically and unfolded by fixing one end surface to the central portion of the base member on the rear surface integrally formed with the front surface of the second backpack member 620 by sewing or the like.

The auxiliary partition pad 331 is configured to be unfolded by rotating left and right by fixing one end surface to the upper central part of the main partition pad 320 by sewing or the like.

The auxiliary partition pad 332 is configured to be unfolded by rotating left and right by fixing one end surface to the lower central part of the main partition pad 320 by sewing or the like.

That is, after rotating and folding the

auxiliary partition pads

331 and 332 formed on the upper and lower sides of the main partition pad 320, the main partition pad 320 is formed on the back surface integrally formed with the front surface 620a of the second backpack member 620. When folded toward the base member, the structure shown in FIG. 12 is obtained.

In the state of FIG. 12, when the main partition pad 320 is rotated by 90 degrees to unfold, and the upper and lower

auxiliary partition pads

331 and 332 are rotated to the left and right by 90 degrees to unfold, the storage space portion 622 has a structure as shown in FIG. It is divided into

small storage spaces

622a, 622b, 622c, and 622d.

After unfolding the main partition pad 320 and the

auxiliary partition pads

331 and 332 to divide them into small

storage space parts

622a, 622b, 622c and 622d, one end of the

auxiliary partition pad

331 and 332 and the base member of the storage space The contact portion that meets (the rear portion integrally formed with the front surface 620a of the second backpack member) is configured to be detachably fixed to each other using Velcro or a hook (not shown).

In addition, the main partition pad 320 and the

auxiliary partition pads

331 and 332 are in contact with the upper and

lower members

351 and 352 and the left and

right members

361 and 362 of the storage space part 622 surrounding the base member of the storage space part in a unfolded state. The parts are also configured to be detachably fixed to each other using Velcro or hooks (not shown).

When the storage space 622 is folded, the upper and

lower members

351 and 352 and the left and

right members

361 and 362 are folded in half so that the first backpack member 620 has a compact structure. The upper and

lower members

351 and 352 and the left and

right side members

361 and 362 folded in half are fixed to maintain the folded state using the Velcro 335 formed on the upper and

lower members

351 and 352 and the left and

right side members

361 and 362 as shown in FIGS. 14 and 15 can do.

Since the main partition pad 320 is fixed to the base member of the storage space so as to be expandable by sewing or the like, there is an advantage in that there is no fear of loss of the main partition pad 320 and the

auxiliary partition pads

331 and 332. In addition, unfolding and folding of the main partition pad 320 and the

auxiliary partition pads

331 and 332 are very simple.

When using the storage space 622 of the backpack, the fixation of the Velcro 335 may be released and the upper and

lower members

351 and 352 and the left and

right members

361 and 362 may be unfolded.

The upper and

lower members

351 and 352 and the left and

right side members

361 and 362 are composed of a pair of support pads disposed vertically, respectively, so that the upper and

lower members

351 and 352 and the left and

right side members

361 and 362 can be folded in half.

For example, in the upper member 351 made of cloth,

support pads

351a and 351b are arranged vertically, and in the lower member 352,

support pads

352a and 352b are arranged vertically,

Support pads

361a and 361b disposed vertically in the left member 361 may be configured, and

support pads

362a and 362b disposed vertically in the right member 362 may be configured.

As described above, by arranging a pair of support pads vertically within the upper and

lower members

351 and 352 and the left and

right members

361 and 362 made of cloth, etc., the upper and

lower members

351 and 352 and the left and

right members

361 and 362 are the boundary portions where the support pads face each other. Based on , it acts to maintain the frame so that it can be easily folded in half.

As described above, the upper and

lower side members

351 and 352 and the left and

right side members

361 and 362 are configured to be folded or unfolded in half, so that when the storage space 622 of the second backpack member 620 is not used, the second backpack member 620 can compactly adhere to the base member (rear surface of 620a) of the storage space, and when using the storage space 622, the storage space 622 can be easily unfolded.

A plurality of Velcros 335 formed on the surfaces of the upper and

lower members

351 and 352 and the left and

right members

361 and 362 are installed so that they do not unfold after the upper and

lower members

351 and 352 and the left and

right members

361 and 362 are folded and brought into close contact with the base member of the storage space. fixed using

The support pads are provided at both ends of the

support pads

351a, 351b, 352a, and 352b of the upper and

lower members

351 and 352 to prevent contact or interference with each other when the upper and

lower members

351 and 352 and the left and

right side members

361 and 362 are folded in half. is cut diagonally and removed.

12 to 15 illustrate a structure in which only one main partition pad 320 configured in the storage space 622 is formed in the center of the base member, but a plurality of main partition pads 320 are arranged vertically according to the size of the backpack. It can be configured to expand the number of small storage spaces.

The backpack 600 of the present invention configured as described above has a structure as shown in FIG. Of course, since FIG. 16 uses only the storage space 622 of the second backpack member 620, the protruding frame 700 for securing the backpack may be separated from the backpack if there is no fear of sagging of the backpack due to the low loading weight of the backpack. .

In addition, after loading items 645 such as blankets on the second backpack member 620 and the auxiliary loading part 640, the structure shown in FIG. 17 is obtained when a backpack is packed and worn on the shoulder.

In addition, in the backpack 600 of the present invention, as shown in FIG. 18, the compartment-type storage member 635 having the same or similar shape as the storage space 622 of the present invention is detachably fixed to the auxiliary loading part 640. It can be configured so that it can be used, or it can be transported after fixing an injured person or a child on the auxiliary loading part 640 as shown in FIG.

The protruding frame 700 for fixing configured as described above is not limited to the structure of FIGS. 7 and 9, and the headrest 800 of various structures is attached to the horizontal pole 770 protruding from the top of the backpack as shown in FIGS. 20 and 21. ) may be installed to support the head or neck of the backpack user.

In addition, when the headrest 800 is installed, the horizontal pole 770 can be excluded from the securing means of the present invention as shown in FIG. 22, and the headrest 800 is the upper right pole 710, the upper left pole It is composed of a structure that can be fixed by inserting it into the pole 730. The headrest 800 having various structures configured as described above may be configured as an inflatable tube in consideration of volume, weight, and the like.

In addition, as shown in FIGS. 23 to 25, the shoulder straps 630 of the backpack of the present invention may include cushion members on the upper parts of the

shoulder straps

630 and 630 on both sides that come into contact with the shoulder of the backpack wearer. The cushion member serves to prevent pain from being transmitted to the shoulder due to a load applied to the wearer's shoulder when a heavy backpack is worn.

The cushion member constitutes a slit-type pocket 634 that can be opened and closed by a fastener 635 on the upper side of the shoulder strap 630 of the backpack, and the cushion pad 636 can be embedded in the pocket 634. It consists of The cushion pad 636 can be used only when the weight of the backpack is heavy due to the items loaded in the backpack. The cushion pad 636 is composed of an elastic tube made of rubber or silicon, and is configured to be inflated to a predetermined thickness by configuring an air inlet 637 at at least one location. In addition, the cushion pad 636 may be formed with a plurality of diaphragms (not shown) inside so that air does not easily escape even if a part of the cushion pad is damaged.

Meanwhile, other examples of the securing protruding frame 700 configured in the backpack of the present invention will be described in detail with reference to FIGS. 26 and 28, 29 and 31, 32 and 34.

First, the structure of another example of the protruding frame 700 for securing will be described with reference to FIGS. 26 and 28 . The protruding frame 700 for fixing includes left and

right poles

710, 720, 730, 740 erected in a straight line on both sides, horizontal poles 770 coupled across the top, and left and right poles protruding upwards of the backpack by a predetermined length. (710,730) At least one belt support (751,761) is configured at the top or horizontal pole (770).

right poles

710 and 730.

The wire 790 is inserted into the horizontal pole 770, and even if the horizontal pole 770 is dismantled from the right pole coupling bundle 750 and the left pole coupling bundle 760, the right pole coupling bundle 750 and It can be held without being separated from the pole coupling bundle 760 on the left side. The wire 790 may use a string, rubber band, tension spring, etc., and both ends of the wire are fixed to the right pole coupling bundle 750 and the left pole coupling bundle 760, respectively, and the length is the horizontal pole 770 ) should be configured sufficiently larger than the length of

The reason why the pole joint is configured as described above is to reduce the volume to the extent that it can be stored in a backpack when the protruding frame 700 for fixing is separated from the backpack and dismantled, and to prevent loss of parts.

In particular, the protruding frame 700 for fixing shown in FIGS. 26 and 28 is made of a plurality of pole couplings made of metal or non-metallic material, and at least one of the pole coupling portions has a pole diffraction means 900 this is composed The pole diffraction means 900 is linked to both ends of the

poles

710 and 720 and 730 and 740 adjacent to each other as shown in FIG. . The pole diffraction unit 900 is composed of

support plates

901, 902, 903, 904 installed at both ends, and screw

passage holes

901a, 902a, 903a, 904a in each support plate.

Holders

910 and 920 in which ends of

poles

710 and 720 and 730 and 740 adjacent to each other are accommodated are configured in the body of the pole diffraction unit 900 at opposite positions.

Long holes

710a, 720a, 730a, and 740a are formed at ends of the

poles

710, 720, 730, and 740 accommodated in the

holders

910 and 920. The ends of the

adjacent poles

710, 720, 730, 740 having the

long holes

710a, 720a, 730a, and 740a are inserted between the

support plates

901, 902, 903, and 904, respectively, and then the

holes

901a, 902a, 903a, and 904a and the long holes The

screws

908 and 909 passing through (710a, 720a, 730a, and 740a) are used to be linked to support

plates

901, 902, 903, and 904. End portions of the

poles

710, 720, 730, and 740 adjacent to each other are fixed to the

support plates

901, 902, 903, and 904 in a flexible state by long holes.

The pole diffraction unit 900 configured as described above supports the

adjacent poles

710, 720, 730, and 740 vertically by inserting the

ends

710a, 730a, 720a, and 740a of the poles into the

holders

910 and 920, as shown in FIG. Likewise, the

poles

710 and 720 and 730 and 740 can be diffracted and folded.

Next, another example of the protruding frame 700 for fixing according to the present invention will be described with reference to FIGS. 29 and 31 .

The protruding frame 700 for securing is erected on both sides in a straight line as shown in FIGS. 29 and 30, and the left and

right poles

710, 720, 730, and 740 constituting a pair of vertical poles, respectively, and a horizontal pole 770 coupled across the top, A main fixing belt 671 for auxiliary loading and an auxiliary fixing belt ( 658), one or

more belt supporters

751 and 761 supporting the selected belt are configured.

right poles

710 and 730.

The pole coupling bundle (750,760) serves as a pole coupling portion, and the pole coupling bundle 750 on the right and the pole 710 on the right have both ends coupled via the pivot shaft 755, and the pole coupling bundle 760 on the left Both ends of the pole 730 on the left side and the pivot shaft 765 are coupled to each other. The

rotation shafts

755 and 765 have a width larger than the diameter of the left and

right poles

710 and 730 so that the left and

right poles

710 and 730 can cross each other when folded by rotating the left and

right poles

710 and 730 It is preferable to configure so that the fixed ends of the

poles

710 and 730 can slightly move in the longitudinal direction of the

pivot shafts

755 and 765.

Horizontal pole 770 is threaded in the opposite direction on both sides are formed coupled to the threaded groove of the pole coupling bundle (750 760), or may be integrally configured.

The protruding frame 700 for fixing shown in FIGS. 29 and 31 is made of a plurality of pole couplings made of metal or non-metallic materials, and each pole coupling portion is configured with a pole diffraction means capable of folding an adjacent pole.

The

rotational shafts

755 and 765 act as coupling parts and diffraction means of the left and right

vertical poles

710 and 730 adjacent to the horizontal poles, and a different type of pole diffraction means 1900 is between a pair of left and right vertical poles. It consists of

The pole diffraction means 1900 is linked to both ends of a pair of

vertical poles

710 and 720 and 730 and 740 adjacent to each other as shown in FIG. 30, for example, and is adjacent to the

vertical poles

710 and 720 adjacent to each other based on both ends of the adjacent poles. The

vertical poles

730 and 740 to be diffracted. The pole diffraction unit 1900 includes a lattice-type plate 1901 having the same width as the diameter of the pole and having one corner of both ends arc in the same direction, and the vertical plate 1901 so that both ends of the lattice-type plate 1901 are fitted. A fixation that couples the

incision grooves

1902 and 1903 of the

poles

710 and 720 and 730 and 740, respectively, and the lattice-shaped plate 1901 whose ends are fitted into the

incision grooves

1902 and 1903 to the incision grooves in a diffractive manner. It consists of

pins

1904 and 1905. The poles 710 and 720 (730 and 740) and the lattice plate 901 are coupled by the fixing

pins

1904 and 1905, and the overlapping portion forms a square based on the coupling holes 1906 and 1907 of the fixing pins.

As described above, by configuring the pole diffraction means 1900 between the vertical poles, diffraction to at least one side is prevented when a pair of vertical poles constituting the left and right poles form a straight line with respect to the grid-shaped plate 1901. An end of the incision groove and an end of the lattice-shaped plate may come into contact with each other to be stopped.

The pole diffraction means 1900 supports the

vertical poles

710, 720, 730, 740 by erecting them in a straight line as shown in FIG. 29, or diffracts and folds the

poles

710, 720 and 730, 740 as shown in FIG. 31.

Next, another example of the protruding frame 700 for fixing according to the present invention will be described with reference to FIGS. 32 and 34 .

The protruding frame 700 for securing shown in FIGS. 32 and 34 is erected on both sides in a straight line and coupled across the top of the left and

right poles

710, 720, 730, 740 constituting a pair of vertical poles, and a horizontal pole 770, A main fixing belt 671 for auxiliary loading and an auxiliary fixing belt ( 658), one or

more belt supporters

751 and 761 supporting the selected belt are configured.

right poles

710 and 730.

rotation shafts

755 and 765 have a width larger than the diameter of the left and

right poles

710 and 730 so that the left and

right poles

710 and 730 can cross each other when folded by rotating the left and

right poles

710 and 730 It is preferable to configure so that the fixed ends of the

poles

710 and 730 can slightly move in the longitudinal direction of the

pivot shafts

755 and 765.

The

rotation shafts

755 and 765 formed in the pole coupling part act as diffraction means of the left and right

vertical poles

710 and 730 adjacent to the horizontal poles.

In addition, between a pair of left and right poles (

poles

710 and 720 and 730 and 740), a pole coupling part 2900 is configured so that the pole on either side can be drawn in and out in the longitudinal direction of the pole.

The pole coupling part 2900 is linked to both ends of a pair of

vertical poles

710 and 720 and 730 and 740 adjacent to each other as shown in FIGS. 33 and 34 as an example, and the vertical poles adjacent to each other based on both ends of the adjacent poles 710 and 720) and adjacent

vertical poles

730 and 740 are configured to be drawn in and out along the longitudinal direction of the pole.

For example, the pole coupling part 2900 may be configured such that the lower

vertical poles

720 and 740 are drawn in and out of the upper

vertical poles

710 and 730.

The pole coupling part 2900 is configured with a convex-shaped base body 850 and a rod body 852 that are firmly fixed by being force-fitted to the top of the

vertical poles

720 and 740 on the lower side. The rod body 852 is divided into approximately two equal parts, and is divided into an area where the screw thread 851 is formed on the upper side and an area where the screw thread is not formed on the lower side.

The pressing member 840 is fastened to the rod body in the area where the screw thread 851 is formed, and the pressure stopper 860 is configured between the base body 850 and the area where the screw thread is not formed.

A fixing member 853 is coupled to an upper end of the rod body 852 so that the pressing member 840 does not escape. The

surfaces

840a and 860a where the pressure member 840 and the pressure stopper 860 come into contact with each other form inclined surfaces and are configured to make surface contact.

In the pole coupling part 2900 configured as described above, for example, as shown in FIG. 33, the pressing member 840 presses the pressing stopper 860 so that the outer surface of the pressing stopper can press the inner surface of the upper

vertical poles

710 and 730 When the lower

vertical poles

720 and 740 are rotated so that the lower

vertical poles

720 and 740 are fixed to the upper

vertical poles

710 and 730 as stoppers.

Conversely, as shown in FIG. 34, when the lower

vertical poles

720 and 740 are rotated in the reverse direction, the pressure on the inner surface of the

vertical poles

710 and 730 by the pressure stopper 860 is released to move the lower

vertical poles

720 and 740 to the upper

vertical poles

710 and 730. It can be drawn in and out freely. That is, the length of the left and right poles can be freely adjusted and used as needed by using the pole coupling part 2900.

As described above, by configuring the pole coupling part 2900 between the vertical poles, after the securing protruding frame 700 is separated from the backpack, the left and right lower poles in the

upper poles

710 and 720 on the left and right sides as shown in FIG. 730, 740) can be simply folded by diffracting the left and right poles in the direction of the horizontal pole 770 after inserting them.

The backpack 600 of the present invention described above is not limited to the illustrated structure and description, and can be variously modified and implemented within the scope of the claims and objects of the present invention.

The present invention is used for a backpack that can easily load or take out large-sized items or small items.

Claims

A first backpack member having shoulder straps on both sides of a backpack backpanel, a second backpack member formed on a back surface of the first backpack member, and bottom surfaces of the first backpack member and the second backpack member are fixed to each other to secure the first backpack member to each other. In a backpack having an auxiliary loading part configured to have a predetermined width between the first backpack member and the second backpack member and capable of unfolding the backpack member and the second backpack member in opposite directions to each other,

A storage space portion configured in at least one selected from among the first backpack member, the auxiliary load unit, and the second backpack member;

A protruding frame for securing the first backpack member and the second backpack member configured to be fixed to the back of the backpack and extended by a predetermined length toward the upper side of the backpack,

The backpack, characterized in that the protruding frame for securing is configured to integrally support each of the poles by inserting an elastic member in a plurality of poles.
According to claim 1,

U is fixed to the rear edge of the first backpack member and the front edge of the second backpack member with the auxiliary loading part interposed therebetween to maintain the shape of the rear surface of the first backpack member and the front surface of the second backpack member A female-shaped elastic bar is provided,

The U-shaped elastic bar is a backpack, characterized in that composed of steel having a diameter of 3 ~ 10mm.
According to claim 1,

The backpack, characterized in that the protruding frame for fixing is detachably configured on the back of the backpack.
According to claim 1,

The uppermost pole constituting the protruding frame for securing is provided with a belt support for supporting a belt selected from the main belt for auxiliary loading and the auxiliary fixing belt for fixing the first backpack member and the second backpack member. backpack.
According to claim 1,

The storage space unit includes at least one main partition pad having one end fixed to the base member of the storage space unit and configured to be expandable, and at least one auxiliary partition pad fixed to upper and lower surfaces of the main partition pad and configured to be expandable. And, by unfolding the main partition pad and the auxiliary partition pad, the end of the auxiliary partition pad and the contact portion meeting the base member of the storage space portion are detachably fixed to each other to divide the storage space portion into a plurality of small space portions. Backpack characterized in that.
According to claim 5,

Top and bottom members and left and right side members whose lower edges are fixed and erected along upper and lower edges and left and right edges of the base member, and cover members fixed to the upper edges of the upper and lower members and left and right side members to face the base member A backpack characterized by doing.
According to claim 6,

The main partition pad is a backpack, characterized in that configured to detachably fix the contact parts that meet the upper and lower members and the left and right members in an unfolded state.
According to claim 6,

The upper and lower members and the left and right members are each composed of a pair of upper and lower support pads arranged vertically, and are configured to be folded based on a contact portion of each pair of upper and lower support pads.
According to claim 1,

A backpack characterized in that it has a waist support and a back support that are detachably configured at the lower end of the first backpack member.
A backpack having a backpack member having shoulder straps on both sides of a backpack backboard, a belt for fixing the backpack member, and a securing means for securing the backpack so that the backpack member does not sag from the shoulder,

The securing means is made of a protruding frame for securing that is fixed to the back of the backpack and is configured to extend by a predetermined length toward the upper side of the backpack,

The protruding frame for fixing is configured such that an elastic member is inserted into a plurality of poles to integrally support each pole, and the pole exposed to the upper side of the backpack is provided with at least one belt support for supporting the belt of the backpack. but

Both ends of the elastic member are fixed to poles located at both ends of the elastic member among the plurality of poles, and when the plurality of poles are separated from the backpack, the elastic member is inserted and can be separated from each other while being integrally linked. Backpack, characterized in that configured to.
According to claim 10,

A backpack, characterized in that the headrest of the backpack user is additionally configured on the pole.
According to claim 10,

A backpack, characterized in that the shoulder strap is configured with a pocket capable of mounting a cushion pad.
According to claim 12,

The cushion pad is a backpack, characterized in that configured to allow air injection.
According to claim 12,

The backpack, characterized in that the pocket is configured to be opened and closed by a fastener.
According to claim 12,

A backpack, characterized in that the interior of the cushion pad is composed of a plurality of diaphragms capable of air injection.
According to claim 1,

The protruding frame for securing is composed of a plurality of pole couplings, and at least one pole coupling portion among the pole coupling portions is linked to both ends of poles adjacent to each other, so that the poles adjacent to each other can diffract based on both ends of the adjacent poles. Backpack characterized in that it comprises a pole diffraction means configured to.
According to claim 16,

The pole diffraction means is a backpack, characterized in that the holder is configured to support both ends of the adjacent pole so that the adjacent pole is vertical.
According to claim 16,

A backpack, characterized in that the pole coupling part without the pole diffraction means is configured to hold the adjacent poles together by inserting wires into adjacent poles.
A backpack having a backpack member having shoulder straps on both sides of a backpack backboard, a belt for fixing the backpack member, and a securing means for securing the backpack so that the backpack member does not sag from the shoulder,

The securing means is made of a protruding frame for securing that is fixed to the back of the backpack and is configured to be exposed and extended by a predetermined length toward the upper side of the backpack,

The protruding frame for securing is exposed to the upper side of the backpack by connecting the left and right poles on both sides, each of which is configured by connecting a pair of poles through the pole coupling part, and the upper ends of the left and right poles on both sides through the pole coupling part. It is made of a combination of horizontal poles, and each pole coupling part is linked to both ends of the poles adjacent to each other and includes pole diffraction means configured to enable diffraction of the poles adjacent to each other based on both ends of the adjacent poles. backpack to do.
According to claim 19,

The pole diffraction means constructed between each pair of poles constituting the left and right poles is a lattice-type plate having the same width as the diameter of the pair of poles and having one corner of both ends arc in the same direction; It consists of cut grooves respectively formed at the ends of the pair of poles so that both ends of the grid plate are fitted, and fixing pins that couple the grid plate inserted into the cut grooves to the cut grooves in a diffractive manner, and the left When a pair of poles constituting the right pole form a straight line with respect to the lattice plate, the end of the cut groove and the end of the lattice plate are in contact with each other to prevent diffraction to at least one side. Characterized in that the stopper backpack.
A backpack having a backpack member having shoulder straps on both sides of a backpack backboard, a belt for fixing the backpack member, and a securing means for securing the backpack so that the backpack member does not sag from the shoulder,

The securing means is made of a protruding frame for securing that is fixed to the back of the backpack and is configured to be exposed and extended by a predetermined length toward the upper side of the backpack,

The protruding frame for fixing includes a pair of left and right poles configured to be drawn in and out in the longitudinal direction through the first pole coupling part,

It consists of a horizontal pole exposed to the upper side of the backpack by connecting the upper ends of the left and right poles on both sides through the second pole coupling part,

The second pole coupling part is configured so that the poles adjacent to each other are diffracted based on both ends of the adjacent poles.
According to claim 21,

The first pole coupling part is a backpack, characterized in that a stopper for regulating the withdrawal of the poles adjacent to each other is configured.