CN217959143U - Backpack - Google Patents

Abstract

The application relates to a backpack, which comprises a backpack body, wherein the backpack body is provided with two first containing bags which are respectively positioned at two sides of the backpack body in the width direction; the backpack comprises a backpack body and is characterized in that a first storage cavity capable of being opened and closed is arranged in the backpack body, and an opening communicated with the first storage cavity is formed in the top of the backpack body; a second containing bag is sewed on the inner side of the opening; the outside of the opening is provided with a cloth cover for opening and closing the opening. When the backpack is used, the small articles which are easily damaged due to pressure are stored in the first storage cavity, then the second storage bag is opened downwards, the second storage bag is made to completely enter the first storage cavity, the situation that the small articles in the second storage bag and external objects are scraped can be reduced, and the possibility of damage of the small articles due to pressure is reduced.

Description

Backpack

Technical Field

The application relates to the technical field of articles for daily use, in particular to a backpack.

Background

The knapsack is the article that people often used in daily life, can be convenient for carry of daily necessities when people travel, work, convenience when promoting people's trip.

The existing backpack generally comprises a main bag and two containing bags respectively arranged at two sides of the main bag in the width direction; people place most article inside the back in the main bag, and some small-size articles that the volume is less, need frequent use can be deposited in the storage bag of both sides to make things convenient for taking of small-size article. However, small articles are stored in the storage bag and are easily spread outwards, the whole width of the whole backpack is increased, and people wear the backpack to walk, so that the outer surface of the storage bag is easily scraped with external objects, and the small articles in the storage bag are damaged due to compression.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition that small-size article compression damage takes place, this application provides a knapsack.

The application provides a knapsack adopts following technical scheme:

a backpack comprises a backpack body, wherein the backpack body is provided with two first containing bags which are respectively positioned at two sides of the backpack body in the width direction; the backpack comprises a backpack body and is characterized in that a first storage cavity capable of being opened and closed is arranged in the backpack body, and an opening communicated with the first storage cavity is formed in the top of the backpack body; a second containing bag is sewn on the inner side of the opening; and a cloth cover for opening and closing the opening is arranged outside the opening.

Through adopting foretell technical scheme, the knapsack of this application is when using, and people can place stereoplasm, the fragile small-size article of pressurized in first accomodate the bag, and the texture is softer, the fragile small-size article of pressurized can be deposited in the second accomodates the bag. After the small objects are stored in the second containing bag through the opening by opening the cloth cover at the top of the backpack body, the small objects can downwards open the second containing bag under the action of self gravity, so that the second containing bag completely enters the first storage cavity; then with the cloth lid closure, the cloth lid covers the opening totally this moment, and the small-size article of second storage bag inside struts the possibility of second cloth lid lower to can reduce the condition that the small-size article of second storage bag inside and external object take place the scraping when people wear the knapsack on the back, reduce the possibility that small-size article pressurized damage.

Optionally, two elastic belts are fixed to the inner side surface of the first storage cavity, and the two elastic belts are located on two opposite sides of the first storage bag respectively; the free end of one of the elastic belts is fixed with a first connecting component, and the free end of the other elastic belt is fixed with a second connecting component used for being connected with the first connecting component.

Through adopting foretell technical scheme, when the small-size article that the pressurized is fragile is placed in the second and accomodates the bag, with the first adapting unit of elastic webbing and the second adapting unit interconnect of another elastic webbing fixed, two elastic webbing can the combined action and fix the second and accomodate the bag this moment, reduce people and wear the knapsack walking back and wear the second and accomodate the bag and put the circumstances that the intracavity was rocked about in the first thing intracavity, and then reduce the small-size article of second and accomodate bag inside and the first possibility of putting other article in the intracavity and taking place the striking.

Optionally, one side of the second storage bag, which is far away from the opening, is provided with an interlayer, a buffer air bag is arranged in the interlayer, and the outer side of the buffer air bag is connected with an inflation mechanism for inflating the buffer air bag.

Through adopting foretell technical scheme, place in the second when the small-size article of pressurized easy loss and accomodate the bag after, aerify the buffering gasbag through aerifing the mechanism, the buffering gasbag of accomplishing of aerifing can wear the knapsack walking on one's back at people, the second accomodates the bag and takes place the effect of buffering, unloading when striking with first other article of putting the thing intracavity to accomodate the effect that bag inside small-size article played the protection to the second.

Optionally, the inflation mechanism comprises an inflating ball and a connecting air pipe connected to the inflating ball, and the other end of the connecting air pipe, which is far away from the inflating ball, is connected to the buffer air bag; the inside one-way gas core that is fixed with of connecting trachea, the inside gas of inflating the balloon gets into inside the buffering gasbag through one-way gas core.

Through adopting foretell technical scheme, when needs aerify the buffering gasbag, people can hold with the hand and beat the balloon and extrude repeatedly and beat the balloon, and the inside air can get into and connect the trachea and finally get into inside the buffering gasbag through one-way gas core after the pressurized shrink of balloon to make the buffering gasbag inflate the inflation gradually.

Optionally, the outside of buffering gasbag is equipped with the exhaust hole that is used for carminative, the exhaust hole matches and installs the gas pocket chock plug, be connected with the connecting strip between gas pocket chock plug and the buffering gasbag.

Through adopting foretell technical scheme, when people need not accomodate the bag at the second and deposit small-size article, extract the gas pocket choke plug from the exhaust hole and will cushion the inside gas of gasbag and discharge through the exhaust hole, the buffering gasbag is in the shrink state this moment, is favorable to reducing the shared first space of putting the thing chamber of bag is accomodate to the second, increases the first article quantity of putting that the thing intracavity can be deposited.

Optionally, the side of knapsack body has sewed up vice bag, be formed with the second between vice bag and the knapsack body and put the thing chamber, the second is put the outside in thing chamber and is equipped with the first zip fastener that is used for opening and close the second and puts the thing chamber.

Through adopting foretell technical scheme, the side of vice bag and knapsack body forms the second and puts the thing chamber, and the second puts the thing chamber and also can be used for depositing article, is favorable to increasing the article quantity that this knapsack can be deposited, makes things convenient for people's trip.

Optionally, a vertical bag opening communicated with the second storage cavity is formed in one side, away from the backpack body, of the auxiliary bag, and the extension direction of the vertical bag opening is vertically arranged; the vertical bag opening is provided with a second zipper, and when the vertical bag opening is closed by the second zipper, the zipper head of the second zipper is positioned at the bottom of the auxiliary bag.

Through adopting foretell technical scheme, put the thing intracavity when the second and fill with article, and people want to take when the article of putting the thing chamber bottom of storage in the second, can open the second through pulling open the second zip fastener and put the bottom region in thing chamber, people can take out the article of putting the thing chamber bottom in the second via erecting the sack, improve the convenience that people took article.

Optionally, the inner side surface of the side, away from the backpack body, of the auxiliary bag is sewn with an elastic mesh cloth, and the sewing lines of the elastic mesh cloth and the auxiliary bag are respectively arranged at the top edge and the bottom edge of the elastic mesh cloth.

By adopting the technical scheme, when people open the second zipper to open the vertical bag opening, the arrangement of the elastic mesh cloth can play a role in fixing articles in the second storage cavity, so that the possibility that the articles in the second storage cavity accidentally fall out of the vertical bag opening is reduced; in addition, the line of stitching of elasticity screen cloth and vice bag is located the top edge and the bottom edge of elasticity screen cloth, and the both sides homoenergetic forms the passageway that supplies people's hand to pass about the elasticity screen cloth this moment, and people can take the second through this passageway and put the article of thing intracavity portion.

Optionally, the surface of the backpack body is provided with an organic silicon coating.

Through adopting foretell technical scheme, the water effect of refusing of knapsack body can be improved in the setting of organosilicon coating, reduces the knapsack body and absorbs the inside possibility of excessive moisture, moisture infiltration knapsack body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the second containing bag at the top of the backpack body, small objects which are easily damaged by being pressed can be placed in the second containing bag and then the second containing bag can be downwards opened and is completely positioned in the first containing cavity, so that the situation that the small objects in the second containing bag are scraped with external objects is favorably reduced, and the possibility of damage of the small objects by being pressed is reduced;

2. by arranging the buffering air bag, the buffering air bag can play a role in protecting the small articles in the second storage bag after being inflated, and the possibility that the small articles in the second storage bag collide with other articles in the first storage cavity and are damaged is reduced;

3. through setting up perpendicular sack and second zip fastener, people can open the second through drawing open the second zip fastener and put the bottom region in thing chamber, and arrange in the second and put the article of thing chamber bottom and can take out via erecting the sack, improve the convenience that people took article.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic structural view of the first storage compartment of the present embodiment after being opened;

FIG. 3 is a schematic structural view of the cloth cover of the present embodiment after being opened;

FIG. 4 is an enlarged view at A in FIG. 2;

FIG. 5 is a schematic structural view of an inflation mechanism and a cushion airbag according to the present embodiment;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is a schematic structural view of the second storage compartment in this embodiment after being opened.

Description of reference numerals: 1. a backpack body; 11. a first storage bag; 111. a fourth zipper; 12. a first object placing cavity; 121. a third zipper; 13. an opening; 14. a limiting band; 2. a second storage bag; 21. a bottom bag; 22. an inner bag; 23. a buffer air bag; 24. a gas vent plug; 241. a connecting strip; 3. covering with cloth; 31. a fifth zipper; 4. an elastic band; 41. a first connecting member; 42. a second connecting member; 5. an inflation mechanism; 51. inflating a balloon; 52. connecting an air pipe; 6. a secondary bag; 61. a second storage cavity; 62. a first zipper; 63. erecting the bag mouth; 631. a second zipper; 64. an elastic mesh.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a backpack.

Referring to fig. 1 and 2, the backpack comprises a backpack body 1, wherein an organic silicon coating is coated on the surface of the backpack body 1 and used for improving the water repellency of the backpack body 1. The backpack body 1 is internally provided with a first storage cavity 12, and the top of the first storage cavity 12 is provided with a third zipper 121 for opening and closing the first storage cavity 12; two straps for enabling people to wear the backpack body 1 are fixed on the back surface of the backpack body 1. Two sides of the backpack body 1 in the width direction are respectively provided with a first containing bag 11, and each first containing bag 11 is close to the bottom of the backpack body 1; a fourth zipper 111 for opening and closing the first storage bag 11 is installed at the top edge of the first storage bag 11.

Referring to fig. 2 and 3, an opening 13 is formed in the top of the backpack body 1, and the opening 13 is communicated with a first storage cavity 12 inside the backpack body 1; the inner top side of the backpack body 1 is provided with a second containing bag 2, and the second containing bag 2 is used for storing small articles which are easily damaged when being pressed.

Referring to fig. 3, the second storage bag 2 of the present embodiment is made of dacron fabric, the second storage bag 2 includes a bottom bag 21 having a shape adapted to the shape of the opening 13 and an inner bag 22 sewn to the edge of the periphery of the bottom bag 21, the edge of the inner bag 22 away from the bottom bag 21 is sewn to the inner top side of the backpack body 1, and the sewn bag of the inner bag 22 and the backpack body 1 is disposed around the periphery of the opening 13. The top of the backpack body 1 is also sewed with a cloth cover 3, the cloth cover 3 covers the opening 13, and a fifth zipper 31 for opening and closing the opening 13 is connected between the cloth cover 3 and the opening 13.

Referring to fig. 4 and 5, the bottom bag 21 of the present embodiment is made by sewing two layers of polyester cloth, so that an interlayer is formed inside the bottom bag 21; a cushion airbag 23 is interposed in the home floor, and an inflation mechanism 5 for inflating the cushion airbag 23 is connected to the outside of the cushion airbag 23.

Referring to fig. 4 and 5, the inflation mechanism 5 includes an inflation ball 51 and a connecting air tube 52, wherein one end of the connecting air tube 52 is connected to the buffering air bag 23, and the other end of the connecting air tube 52 passes through the bottom bag 21 and is located in the first storage cavity 12; the first medial surface of putting thing chamber 12 is equipped with spacing 14, and the both ends of 14 extending directions in spacing area sew up respectively in the first medial surface of putting thing chamber 12 for spacing 14 and the first thing chamber 12 lateral wall of putting are formed with the passageway between, connect trachea 52 to wear to locate and can be fixed in the first medial surface of putting thing chamber 12 behind the passageway.

Referring to fig. 4 and 5, the inflating ball 51 is connected to one end of the connecting air pipe 52 far away from the buffer air bag 23, the inflating ball 51 of the present embodiment is a soft ball shell with a hollow interior, and a plurality of micropores communicated with the interior are arranged on the side surface of the inflating ball 51; the connecting air pipe 52 is also internally fixed with a one-way air core which is positioned at one end of the connecting air pipe 52 close to the buffering air bag 23, and the air can only sequentially enter the buffering air bag 23 through the inflating ball 51, the connecting air pipe 52 and the one-way air core due to the arrangement of the one-way air core.

When the fragile small articles are put into the second containing bag 2 through the opening 13, the small articles downwards expand the second containing bag 2 under the self gravity and are completely positioned in the first article placing cavity 12; at this time, the user can gradually squeeze air into the cushion bladder 23 by holding the inflating ball 51 and repeatedly squeezing the inflating ball 51. When people wear the backpack to walk, the buffer air bag 23 can weaken the impact force between the small objects in the second storage bag 2 and the objects in the first storage cavity 12, and the effect of protecting the small objects in the second storage bag 2 is achieved.

Referring to fig. 6, the outer side surface of the buffering airbag 23 is further provided with an exhaust hole, an air vent plug 24 is fittingly installed in the exhaust hole, and when the buffering airbag 23 is not used, the air vent plug 24 is pulled out from the exhaust hole, so that the gas inside the buffering airbag 23 can be exhausted, and the space of the first storage cavity 12 occupied by the buffering airbag 23 is reduced. The connecting strip 241 is connected between the air vent plug 24 and the buffer air bag 23, and the connecting strip 241 is made of rubber materials, so as to reduce the possibility that the air vent plug 24 accidentally falls off and is lost after being pulled out.

Referring to fig. 4, two elastic belts 4 are fixed on the inner side surface of the first storage cavity 12, and the two elastic belts 4 are respectively located on two opposite sides of the first storage bag 11; the uniform end of each elastic belt 4 is sewn on the inner side surface of the first article placing cavity 12, one end, away from the sewing position of the elastic belt 4 and the first article placing cavity 12, of each elastic belt 4 is set to be a free end, the free end of one elastic belt 4 is fixed with a first connecting part 41, the free end of the other elastic belt 4 is fixed with a second connecting part 42, and the first connecting part 41 can be fixedly connected with the second connecting part 42.

Referring to fig. 4, the first connecting part 41 and the second connecting part 42 in this embodiment are respectively configured as male and female buckle pieces of a buckle, which is beneficial to improving the connection stability between the two elastic bands 4; in other embodiments, the first connecting part 41 and the second connecting part 42 may be male and female tapes of a hook and loop fastener, or a male and female fastener of an i-shaped buckle, but they may be used to connect two elastic bands 4 to each other. The two elastic belts 4 are connected with each other and can jointly fix the first storage bag 11, so that the situation that the first storage bag 11 shakes randomly is reduced, and the possibility that small objects inside the first storage bag 11 are damaged due to collision is further reduced.

Referring to fig. 1 and 7, an auxiliary bag 6 is sewn on the front surface of the backpack body 1, and the shape of the auxiliary bag 6 is matched with that of the backpack body 1; a second storage cavity 61 is formed between the auxiliary bag 6 and the backpack body 1, and a first zipper 62 for opening and closing the second storage cavity 61 is installed at the top edge of the auxiliary bag 6.

Referring to fig. 1 and 7, a vertical bag opening 63 is formed in one side of the auxiliary bag 6, which is far away from the backpack body 1, and the vertical bag opening 63 penetrates through the auxiliary bag 6 and is communicated with the second storage cavity 61; erect sack 63 and install the second zip fastener 631 that is used for opening and close perpendicular sack 63, when second zip fastener 631 will erect sack 63 and close, the zipper head of second zip fastener 631 is located the bottom of vice bag 6 for people's pulling second zip fastener 631 can take the lead to open the second when erecting sack 63 and put the bottom region of thing chamber 61, make things convenient for people to take and place the article of putting the thing chamber 61 bottom in the second.

Referring to fig. 1 and 7, an elastic mesh 64 is sewn on the inner side surface of the side of the secondary bag 6 away from the backpack body 1, and the elastic mesh 64 blocks the bag standing mouth 63 to reduce the possibility that the internal articles accidentally fall out of the bag standing mouth 63. The line of stitching of elasticity screen cloth 64 and vice bag 6 is equipped with two in this embodiment, and two lines of stitching are located the top edge and the bottom edge of elasticity screen cloth 64 respectively, and the effect both sides of elasticity screen cloth 64 all form the passageway that supplies people's hand to pass, and people can pass perpendicular sack 63 and passageway and take the second and put the inside article of thing chamber 61 when perpendicular sack 63 is opened with the hand, improves the convenience that people took the second and put the thing bottom the chamber 61.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A backpack, comprising a backpack body (1), characterized in that: the backpack body (1) is provided with two first containing bags (11), and the two first containing bags (11) are respectively positioned on two sides of the backpack body (1) in the width direction; the backpack comprises a backpack body (1), wherein a first storage cavity (12) capable of being opened and closed is formed in the backpack body (1), and an opening (13) communicated with the first storage cavity (12) is formed in the top of the backpack body (1); a second storage bag (2) is sewed at the inner side of the opening (13); and a cloth cover (3) for opening and closing the opening (13) is arranged on the outer side of the opening (13).

2. The backpack of claim 1, wherein: two elastic belts (4) are fixed on the inner side surface of the first storage cavity (12), and the two elastic belts (4) are respectively positioned on two opposite sides of the first storage bag (11); the free end of one of the elastic bands (4) is fixed with a first connecting component (41), and the free end of the other elastic band (4) is fixed with a second connecting component (42) used for being connected with the first connecting component (41).

3. The backpack of claim 1, wherein: one side of the second storage bag (2) far away from the opening (13) is provided with an interlayer, a buffer air bag (23) is arranged inside the interlayer, and the outer side of the buffer air bag (23) is connected with an inflation mechanism (5) for inflating the buffer air bag (23).

4. The backpack of claim 3, wherein: the inflation mechanism (5) comprises an inflation ball (51) and a connecting air pipe (52) connected with the inflation ball (51), and the other end, far away from the inflation ball (51), of the connecting air pipe (52) is connected with the buffering air bag (23); a one-way air core is fixed inside the connecting air pipe (52), and air inside the inflating ball (51) enters the buffering air bag (23) through the one-way air core.

5. The backpack of claim 4, wherein: the outside of buffering gasbag (23) is equipped with the exhaust hole that is used for carminative, the exhaust hole matches and installs air vent plug head (24), be connected with connecting strip (241) between air vent plug head (24) and buffering gasbag (23).

6. The backpack of claim 1, wherein: the novel backpack is characterized in that an auxiliary bag (6) is sewn on the side face of the backpack body (1), a second storage cavity (61) is formed between the auxiliary bag (6) and the backpack body (1), and a first zipper (62) used for opening and closing the second storage cavity (61) is arranged on the outer side of the second storage cavity (61).

7. The backpack of claim 6, wherein: a vertical bag opening (63) communicated with the second storage cavity (61) is formed in one side, away from the backpack body (1), of the auxiliary bag (6), and the extending direction of the vertical bag opening (63) is vertically arranged; and a second zipper (631) is installed at the vertical bag opening (63), and when the vertical bag opening (63) is closed by the second zipper (631), the zipper head of the second zipper (631) is positioned at the bottom of the auxiliary bag (6).

8. The backpack of claim 7, wherein: the inner side surface of one side, far away from the backpack body (1), of the auxiliary bag (6) is sewn with an elastic mesh cloth (64), and sewing lines of the elastic mesh cloth (64) and the auxiliary bag (6) are respectively arranged at the top edge and the bottom edge of the elastic mesh cloth (64).

9. The backpack of claim 1, wherein: the surface of the backpack body (1) is provided with an organic silicon coating.

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