CN214414342U

CN214414342U - Backpack

Info

Publication number: CN214414342U
Application number: CN202120394119.7U
Authority: CN
Inventors: 李水根
Original assignee: Pinghu Yinghui Luggage Co ltd
Current assignee: Pinghu Yinghui Luggage Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-10-19
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a backpack, the both sides lower part position of backpack inclusion sets up the wheel, and the back of inclusion is provided with the back panel body, is provided with the bag body that is used for wrapping up the wheel that can expand and can accomodate on the inclusion or the back panel body one. The utility model discloses a backpack, the bag body one is convenient for carry out the shroud to the wheel, can avoid the wheel to make dirty user's clothes, is favorable to popularizing and applying.

Description

Backpack

Technical Field

The utility model relates to a backpack.

Background

A knapsack for student uses, because of the books that adorn are various, has aggravated student's health burden, in current knapsack, installs wheel with laborsaving scheme on the knapsack, but this type of knapsack wheel uses the back, if the user continues to carry on the back the knapsack, the wheel can smudge user's clothing, is unfavorable for follow-up use, is unfavorable for popularization and application, exists and improves the space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a knapsack solves among the prior art at least one or more technical problem, is favorable to the application and popularization of knapsack.

The utility model discloses a solve technical problem, the concrete technical scheme who adopts as follows:

the utility model provides a backpack, the both sides lower part position of inclusion sets up the wheel, and the back of inclusion is provided with the back panel body, is provided with the bag body one that can expand and can accomodate and be used for wrapping up the wheel on the inclusion or on the back panel body.

Through adopting above-mentioned technical scheme, the setting of the back panel body can be favorable to taking in of the bag body one and braces on the one hand, and on the other hand, the setting of the bag body one is favorable to wrapping up the wheel when using the braces to carry on the operation of knapsack, can not cause the pollution to user's back.

As a further improvement of the present invention, the inner side surface of the back panel is provided with a first inner bag, the lower side of the first inner bag is open, the upper end of the first bag is connected to the inner side surface of the first inner bag or the back panel, and the first bag can be accommodated between the first inner bag and the first back panel. Through adopting above-mentioned technical scheme, the inboard bag is favorable to accomodating of the bag body one.

As a further improvement of the utility model, the inner side surface of the back panel body is provided with an inner bag II, and the upper side of the inner bag II is an opening. Through adopting above-mentioned technical scheme, the storage that the braces is favorable to inboard bag two is not disturbed with the storage of bag body one.

As a further improvement, the wheels are installed on the bag body through the installation seats, the installation seats are installed on the lower parts of the two sides of the bag body, and the installation seats are connected with the wheels in a rotating mode. Through adopting above-mentioned technical scheme, wheel and mount pad are as an integral part, install on the inclusion, compact structure, it is firm to install.

As a further improvement, the side of the mounting seat is provided with a first connecting seat in a disc shape, the side of the wheel is provided with a second connecting seat in a disc shape, and the second connecting seat is rotatably arranged relative to the first connecting seat. Through adopting above-mentioned technical scheme, connecting seat one and connecting seat two area of contact are big, and the rotation of wheel and mount pad is more steady smooth and easy and noiseless.

As a further improvement, the mounting base comprises a base plate and a side plate, the side plate is connected with the base plate at an angle, the base plate is attached to the side of the bag body, the side plate is mounted at the edge of the bag body through a fastener, and the wheel is connected to the base plate in a rotating manner. Through adopting above-mentioned technical scheme, the installation of mount pad and inclusion is stable firm, and the rotation of wheel and base plate is connected more stably, is favorable to reducing the noise when using.

As a further improvement of the utility model, the diameter of the wheels accounts for 1/4-1/2 of the height of the bag body, and the diameter of the wheels at least accounts for 1/2 of the thickness of the bag body. Through adopting above-mentioned technical scheme, the diameter size of wheel is big, is favorable to the stable removal of knapsack, is favorable to reducing the friction noise of wheel and bottom surface, improves and crosses barrier performance.

As a further improvement, the front side of the bag body is provided with a front panel body, the front side of the front panel body is provided with a second bag body, and the upside of the second bag body is connected to the front panel body through a first zipper. Through adopting above-mentioned technical scheme, the additional part is favorable to placing in the setting of the second bag body, has increased the accommodation space of whole knapsack.

As a further improvement, the inclusion has preceding inclusion and back inclusion, constitutes accommodation space between preceding inclusion and the back inclusion, connects through the second zip fastener between preceding inclusion and the back inclusion, and preceding width of cloth body coupling is on preceding inclusion. By adopting the technical scheme, the accommodating space between the front bag body and the rear bag body is the main accommodating space of the bag body.

As a further improvement, the bottom rear side position of the bag body is provided with the wear-resisting plate, and the bottom front side position of the bag body is provided with the callus on the sole. Through adopting above-mentioned technical scheme, the antifriction plate is favorable to improving the abrasion resistance of inclusion bottom, prolongs the life of knapsack, and the callus on the sole sets up with the cooperation of wheel, is favorable to making the knapsack steadily place.

As a further improvement of the utility model, the back of the bag body is provided with a telescopic pull rod, and the upper part of the back of the bag body is provided with a groove for accommodating the head of the pull rod; the upper part of the bag body is provided with a handle belt; the wheels are made of non-metal materials; the edge of the first bag body is provided with a telescopic belt. Through adopting above-mentioned technical scheme, the telescopic pull rod is favorable to the operator to use, and the recess is favorable to holding of pull rod, and the wheel adopts the reducible noise of non-metallic material, and the edge of bag body one sets up the telescopic band, is favorable to closely wrapping up the wheel and not dropping.

Compared with the prior art, the utility model, its beneficial effect has at least: on the one hand, the bag body I and the straps can be accommodated, and on the other hand, the bag body I is arranged to wrap the wheels when the backpack is carried by the straps, so that the wheels cannot dirty clothes of a user.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic view of an overall structure of a backpack according to an embodiment of the present invention;

fig. 2 is another angle structure diagram of the backpack according to an embodiment of the present invention;

fig. 3 is a schematic view of the backpack according to an embodiment of the present invention when the bag body is unfolded;

fig. 4 is a schematic view of the backpack according to one embodiment of the present invention, with the wheels wrapped around the backpack body when the backpack is unfolded;

fig. 5 is a schematic view of the backpack according to an embodiment of the present invention showing another angle of the bag body wrapping the wheels when the bag body is unfolded;

fig. 6 is a partial schematic structural view of the backpack according to one embodiment of the present invention, in which the wheels are mounted on the backpack body.

In the figure, a bag body 1, a pull rod 2, a mounting seat 3, a wear-resisting plate 4, a back strap 5, a handle strap 6, a second bag body 7, a front breadth body 8, a front bag body 9, a foot pad 10, a rear breadth body 11, a groove 21, a wheel 31, a first connecting seat 32, a second connecting seat 33, a clamping ring 51, a clamping hook 52, a first zipper 71, a third zipper 81, a second zipper 91, a second inner bag 111, a first bag body 112 and a first inner bag 113.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following buckling drawings and preferred embodiments are described in detail below with reference to the following detailed description of the embodiments, structures, features and effects of the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the indicated orientations and positional relationships based on the orientation shown in the drawings for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and are not to be considered limiting of the application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the present application, "front", "back", "left" and "right" are referred to and positioned in such a way that, if the orientation of the user is the same as that of the backpack, the face of the user faces forward, the back faces backward, the left-hand direction is left, and the right-hand direction is right. The orientation definitions of the present application are only needed for the sake of clarity, and do not represent the only definition of the scope of protection, which does not affect the essential scope of protection of the present application in case of replacing the orientation definitions of the present application.

Example 1

Referring to fig. 1 to 6, in the backpack, wheels 31 are disposed at lower portions of two sides of the backpack body 1, a back panel 11 is disposed at a back surface of the backpack body 1, and a first bag 112 capable of being unfolded and stored for wrapping the wheels 31 is disposed on the backpack body 1 or the back panel 11. The first bag body is favorable for dust prevention, and the back of a user is prevented from being polluted by wheels. When the first bag body 112 is not used, the first bag body can be accommodated in the back panel body 11 or in the side space of the back panel body and the bag body 1.

The inner side surface of the rear panel body 11 is provided with a first inner bag 113, the lower side of the first inner bag 113 is provided with an opening, the lower side edge of the first inner bag 113 can be provided with a telescopic belt, the upper end of the first bag 112 is connected with the first inner bag 113 or the inner side surface of the rear panel body, and the first bag 112 can be accommodated between the rear panel body and the first inner bag 112.

The inner side surface of the rear panel 11 is provided with a second inner bag 111, and the upper side of the second inner bag 111 is open. The second inner bag 111 can be used for accommodating the straps 5.

The wheels 31 are arranged on the bag body 1 through the mounting seats 3, the mounting seats 3 are arranged at the lower parts of two sides of the bag body 1, and the mounting seats 3 are rotatably connected with the wheels 31. The mounting base 3 comprises a base plate and side plates, the side plates are connected with the base plate at an angle, the side plates are mounted on the edge of the bag body, the base plate is attached to the side face of the bag body, the side plates of the mounting base 3 can be mounted on the bag body through fasteners (such as rivets 34), and the wheels 31 are rotatably connected to the base plates.

The side surface of the mounting seat 3 is provided with a disc-shaped connecting seat I32, the side surface of the wheel 31 is provided with a disc-shaped connecting seat II 33, and the connecting seat II 33 is rotatably arranged relative to the connecting seat I32. The first connecting seat 32 is disposed on the substrate.

The diameter of the wheel 31 is 1/4 to 1/2 of the height dimension of the bag, and the diameter of the wheel 31 is at least 1/2 of the thickness dimension of the bag.

The front side of the bag body 1 is provided with a front breadth body 8, the front side surface of the front breadth body 8 is provided with a second bag body 7, and the upper side of the second bag body 7 is connected with the front breadth body 8 through a first zipper 71. The first zipper 71 is transversely pulled to facilitate the placement of articles.

The bag body 1 is provided with a front bag body 9 and a rear bag body, a main accommodating space is formed between the front bag body 9 and the rear bag body, the front bag body 9 and the rear bag body are connected through a second zipper 91, and the front breadth body 8 is connected to the front bag body 9. The front side (the front side of the front bag body 9) of the bag body 1 is provided with a front breadth body 8, the lower side of the front breadth body 8 is connected with the bag body, the upper side, the left side and the right side of the front breadth body 8 are directly or indirectly connected with the bag body through a third zipper 81, and a containing space is formed between the front breadth body 8 and the bag body.

The bottom rear side position of inclusion 1 is provided with antifriction plate 4, and the bottom front side position of inclusion 1 is provided with callus on the sole 10. The wear-resisting plate 4 is in a corner shape and is attached to the intersection of the bottom surface and the back surface through a fastener.

The back of the bag body 1 is provided with a telescopic pull rod 2, and the upper part of the back of the bag body 1 is provided with a groove 21 for accommodating the head of the pull rod 2; the upper part of the bag body 1 is provided with a handle belt 6; the wheels 31 are made of non-metal materials; the edge of the first bag body 112 is provided with a telescopic belt.

The back of the bag body 1 is also provided with a strap 5, the tail end of the strap 5 is provided with a clamping hook 52, one end of the clamping hook 52 is in an opening-closing type arrangement, the clamping hook 52 is clamped on a clamping ring 51, and the clamping ring 51 is connected on the bag body, so that the end part of the strap can be conveniently disassembled. When the harness 5 is not in use, the hook 52 is disengaged from the snap ring 51, and the harness 5 can be accommodated in the second inner pocket 111 inside the rear panel 11 from the upper opening of the rear panel 11.

Example 2

Referring to fig. 1 to 6, the present embodiment provides a wheel assembly, the wheel assembly includes a mounting base 3 and wheels 31, as described in embodiment 1, the wheels 31 are mounted on the bag body 1 through the mounting base 3, the mounting bases 3 are mounted on the lower portions of both sides of the bag body 1, and the mounting bases 3 are rotatably connected with the wheels 31. The mounting base 3 comprises a base plate and side plates, the side plates are connected with the base plate at an angle, the side plates are mounted on the edge of the bag body, the base plate is attached to the side face of the bag body, the side plates of the mounting base 3 can be mounted on the bag body through fasteners (such as rivets 34), and the wheels 31 are rotatably connected to the base plates. The wheels 31 are made of non-metal materials. The outer edge of the wheel 31 may be provided with another wear-resistant layer made of non-metallic material to improve the wear-resistant performance and the noise-reduction performance of the wheel.

The side surface of the mounting seat 3 is provided with a disc-shaped connecting seat I32, the side surface of the wheel 31 is provided with a disc-shaped connecting seat II 33, and the connecting seat II 33 is rotatably arranged relative to the connecting seat I32. The first connecting seat 32 is disposed on the substrate. The first connecting seat and the second connecting seat can be sleeved together, the first connecting seat is in a fixed shape, and the second connecting seat can rotate relative to the first connecting seat. And a bearing or only a lubricating substance such as lubricating oil can be arranged in the first connecting seat and/or the second connecting seat so as to improve the smoothness of rotation.

The diameter of the wheel 31 is 1/4 to 1/2 of the height dimension of the bag, and the diameter of the wheel 31 is at least 1/2 of the thickness dimension of the bag. The diameter size of the wheels is large, so that the backpack is stable to move, the friction noise between the wheels and the bottom surface is reduced, and the obstacle crossing performance is improved.

The backpack includes the wheel assembly, and other structures of the backpack may be as described in embodiment 1, and are not described in detail. Because the wheels are designed in a large size, the silencing effect is improved during dragging, the rolling is more stable, the bearing effect is improved, and the obstacle crossing performance is improved. The noise problem that the small wheel exists is solved, the problem of obstacle crossing is solved, and the stability such as instability of dragging is improved.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments that do not depart from the technical scope of the present invention are within the scope of the present invention.

Claims

1. The backpack is characterized in that wheels (31) are arranged at the lower parts of two sides of a backpack body (1), a back panel body (11) is arranged on the back surface of the backpack body (1), and a first bag body (112) which can be unfolded and stored and used for wrapping the wheels (31) is arranged on the backpack body (1) or the back panel body (11).

2. The backpack according to claim 1, wherein the inner side of the rear panel (11) is provided with a first inner pocket (113), the lower side of the first inner pocket (113) is open, the upper end of the first pocket (112) is connected to the first inner pocket (113) or the inner side of the rear panel, and the first pocket (112) is receivable between the rear panel and the first inner pocket (113).

3. The backpack according to claim 1, wherein the inner side of the rear panel (11) is provided with a second inner pocket (111), and the upper side of the second inner pocket (111) is open.

4. The backpack according to claim 1, wherein the wheels (31) are mounted on the backpack body (1) by mounting seats (3), the mounting seats (3) are mounted at the lower parts of both sides of the backpack body (1), and the mounting seats (3) are rotatably connected with the wheels (31).

5. The backpack according to claim 4, wherein the side of the mounting seat (3) has a first connecting seat (32) with a disc shape, and the side of the wheel (31) has a second connecting seat (33) with a disc shape, the second connecting seat (33) being rotatably disposed with respect to the first connecting seat (32).

6. The backpack according to claim 4, wherein the mounting base (3) comprises a base plate and a side plate, wherein the side plate is connected with the base plate at an angle, the base plate is attached to the lateral surface of the backpack body, the side plate is mounted on the edge of the backpack body through a fastener, and the wheel (31) is rotatably connected on the base plate.

7. A backpack according to any one of claims 1-6, wherein the diameter of the wheels (31) is 1/4-1/2 of the height dimension of the pack and the diameter of the wheels (31) is at least 1/2 of the thickness dimension of the pack.

8. The backpack according to any one of claims 1 to 6, wherein the front side of the backpack body (1) is provided with a front panel (8), the front side of the front panel (8) is provided with a second bag body (7), and the upper side of the second bag body (7) is connected to the front panel (8) through a first zipper (71); the bag body (1) is provided with a front bag body (9) and a rear bag body, a containing space is formed between the front bag body (9) and the rear bag body, the front bag body (9) and the rear bag body are connected through a second zipper (91), and the front breadth body (8) is connected to the front bag body (9).

9. A backpack according to any of claims 1-6, wherein the wear plate (4) is arranged at the bottom rear position of the backpack body (1) and the foot pads (10) are arranged at the bottom front position of the backpack body (1).

10. The backpack according to any one of claims 1 to 6, wherein the backpack body (1) is provided with a retractable pull rod (2) at the back, and a groove (21) for accommodating the head of the pull rod (2) is arranged at the upper part of the back of the backpack body (1); the upper part of the bag body (1) is provided with a handle belt (6); the wheels (31) are made of non-metal materials; the edge of the first bag body (112) is provided with a telescopic belt.