CN213428856U

CN213428856U - Can drag capable children knapsack

Info

Publication number: CN213428856U
Application number: CN202021602095.1U
Authority: CN
Inventors: 高居斌
Original assignee: Fuzhou You And Me Technology Development Co ltd
Current assignee: Fuzhou You And Me Technology Development Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-06-15
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a can drag capable children's knapsack, including a backpack body, the antetheca surface symmetry of inclusion is provided with pull rod mechanism, pull rod mechanism with the antetheca surface fixed connection of inclusion, the surface bottom fixedly connected with bottom plate of inclusion, the both sides wall surface symmetry of inclusion is provided with two telescopic wheel mechanisms, two telescopic wheel mechanism respectively with the both sides wall surface fixed connection of inclusion, the antetheca surface bilateral symmetry of inclusion is provided with two braces, two the one end of braces respectively with the antetheca bottom fixed connection of inclusion, and the other end runs through respectively the top of wall is outside after stretching out to the back wall before the inclusion. The utility model discloses in, through the telescopic wheel mechanism that sets up, can adjust the terrain clearance of inclusion, make things convenient for the uneven or rainy day in road surface to use, can prevent rocking of books in the inclusion with braces locking simultaneously.

Description

Can drag capable children knapsack

Technical Field

The utility model relates to a children's schoolbag makes technical field, especially relates to a can drag capable children's knapsack.

Background

The schoolbag is a necessary article for children to learn, a schoolbag is carried by many children when learning, a lot of articles are contained in the schoolbag sometimes, and the children are carried on the schoolbag very heavily to cause slow walking, so that time is delayed, and the body health of the children is influenced.

The existing children's schoolbag capable of being dragged on the market is provided with the rollers at the bottom to enable the children to drag, but the height of the schoolbag capable of being adjusted cannot be adjusted, so that after the schoolbag capable of being dragged on the market is used in rainy days, muddy water on the wheels splashes onto the schoolbag, inconvenience is caused, the wheels after the schoolbag is used cannot be retracted, and dirt on the wheels is easily stained with other objects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a children backpack capable of being dragged.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a trailable children backpack comprises a backpack body, wherein pull rod mechanisms are symmetrically arranged on the outer surface of the front wall of the backpack body, the pull rod mechanisms are fixedly connected with the outer surface of the front wall of the backpack body, a bottom plate is fixedly connected to the bottom of the outer surface of the backpack body, two telescopic wheel mechanisms are symmetrically arranged on the outer surfaces of the two side walls of the backpack body, the two telescopic wheel mechanisms are respectively fixedly connected with the outer surfaces of the two side walls of the backpack body, two straps are symmetrically arranged on the two sides of the outer surface of the front wall of the backpack body, one end of each strap is respectively fixedly connected with the bottom of the front wall of the backpack body, the other end of each strap penetrates through the top of the front wall and the back wall of the backpack body and extends out of the back wall, the two straps are respectively connected with the front wall and the back wall of the backpack body in a sliding, and the outer surface of the back wall of the bag body is fixedly connected, a pad is arranged between the two braces, and the pad is fixedly connected with the outer surface of the front wall of the bag body.

Preferably, the pull rod mechanism includes two outer loop bars, two interior loop bars, handle and locking button, two outer loop bars are located the antetheca of inclusion with between the liner, and respectively with it fixed connection, two the bottom of outer loop bar respectively with bottom plate fixed connection, two interior loop bars are nested respectively in two the inside of outer loop bar, and sliding connection with it, the handle is located two between the top of interior loop bar, and both ends respectively with it fixed connection, locking button nestification is in the upper surface intermediate position of handle, and sliding connection with it.

Preferably, two telescopic wheel mechanism includes outer pole, regulation knot mechanism, interior pole and gyro wheel respectively, the top of outer pole with between the overcoat pole intermediate position respectively fixedly connected with support, it establishes to adjust the knot mechanism the surface bottom of outer pole, and fixed connection with it, interior pole nestification is in the inside of outer pole and sliding connection with it, the gyro wheel with the bottom fixed connection of interior pole.

Preferably, the locking buckle mechanism comprises a first shell, a first button and a first spring, the outer surface of the rear wall of the first shell is fixedly connected with the rear wall of the bag body, the first button is nested inside the first shell and is in sliding connection with the first shell, a plurality of groups of the first springs are located between the first shell and the first button, two ends of the first springs are fixedly connected with the first button respectively, and the straps penetrate through the middle position of the first button and are attached to the first button.

Preferably, adjust and detain mechanism and include second casing, second button and second spring, the second casing cover is established the surface bottom of outer pole, and fixed connection with it, the second button nestification is in the inside of second casing, and sliding connection with it, the multiunit the second spring is located the second casing with between the second button, and both ends respectively with it fixed connection, interior pole runs through the intermediate position of second button, and laminate mutually with it.

Preferably, the liner is made of a net-shaped breathable soft material, and grooves are formed in the bottom parts of the bag body at two sides respectively.

The utility model discloses following beneficial effect has:

1. this children's knapsack can drag through the telescopic pulley mechanism that sets up, can adjust the terrain clearance of inclusion, is the rainy day use, also can not receive the influence, has improved the water height of crossing of schoolbag simultaneously, has kept the surface clean and tidy of inclusion.

2. This can drag children's knapsack through the locking of setting knot mechanism, can be taut with the braces for books in the schoolbag are laminated with the schoolbag mutually, prevent in disorder to shake, have also prevented simultaneously that the braces from dragging the ground and cause the influence to dragging the line.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a schematic structural view of the locking buckle of the present invention;

fig. 4 is an enlarged view of a of the present invention.

Illustration of the drawings:

1. a bag body; 2. a pull rod mechanism; 21. an outer loop bar; 22. an inner loop bar; 23. a handle; 24. a lock button; 3. a base plate; 4. a telescopic wheel mechanism; 41. an outer rod; 42. an adjusting buckle mechanism; 421. a second housing; 422. a second button; 423. a second spring; 43. an inner rod; 44. a roller; 5. a harness; 6. a locking buckle mechanism; 61. a first housing; 62. a first button; 63. a first spring; 7. a liner; 8. a support; 9. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and fig. 2, the present invention provides an embodiment: a children backpack capable of being dragged comprises a backpack body 1, pull rod mechanisms 2 are symmetrically arranged on the outer surface of the front wall of the backpack body 1, the pull rod mechanisms 2 are fixedly connected with the outer surface of the front wall of the backpack body 1, a bottom plate 3 is fixedly connected to the bottom of the outer surface of the backpack body 1, two telescopic wheel mechanisms 4 are symmetrically arranged on the outer surfaces of the two side walls of the backpack body 1, the two braces 5 are symmetrically arranged on the two sides of the outer surface of the front wall of the backpack body 1, one ends of the two braces 5 are respectively fixedly connected with the bottom of the front wall of the backpack body 1, the other ends of the two braces 5 respectively penetrate through the top of the front wall and the back wall of the backpack body 1 and extend out of the back wall, the two braces 5 are respectively connected with the front wall and the back wall of the backpack body 1 in a sliding manner, two locking buckle mechanisms 6, and is fixedly connected with the outer surface of the back wall of the bag body 1, a liner 7 is arranged between the two braces 5, and the liner 7 is fixedly connected with the outer surface of the front wall of the bag body 1, so that the back comfort is improved, and the ventilation effect is achieved.

As shown in fig. 1 and 2, the pull rod mechanism 2 includes two outer loop bars 21, two inner loop bars 22, a handle 23 and a locking button 24, the two outer loop bars 21 are located between the front wall of the bag body 1 and the liner 7 and are respectively and fixedly connected with the front wall and the liner 7, the bottom ends of the two outer loop bars 21 are respectively and fixedly connected with the bottom plate 3, the two inner loop bars 22 are respectively nested inside the two outer loop bars 21 and are slidably connected with the outer loop bars, the handle 23 is located between the top ends of the two inner loop bars 22 and are respectively and fixedly connected with the top ends, the locking button 24 is nested in the middle position of the upper surface of the handle 23 and is slidably connected with the upper surface of the handle 23, and thus the length of the pull rod.

As shown in fig. 1 and 2, the two telescopic wheel mechanisms 4 respectively include an outer rod 41, an adjusting buckle mechanism 42, an inner rod 43 and a roller 44, the brackets 8 are respectively and fixedly connected between the top end of the outer rod 41 and the middle position of the outer loop rod 21, the adjusting buckle mechanism 42 is sleeved on the bottom end of the outer surface of the outer rod 41 and is fixedly connected with the outer rod, the inner rod 43 is nested inside the outer rod 41 and is in sliding connection with the outer rod, and the roller 44 is fixedly connected with the bottom end of the inner rod 43. The height above the ground when the bag body 1 is dragged can be adjusted, and the bag is convenient to use when the ground is uneven or wet.

As shown in fig. 1 and 3, the locking buckle mechanism 6 includes a first casing 61, a first button 62 and a first spring 63, the outer surface of the back wall of the first casing 61 is fixedly connected with the back wall of the bag body 1, the first button 62 is nested inside the first casing 61 and is slidably connected with the first casing 61, a plurality of sets of the first springs 63 are positioned between the first casing 61 and the first button 62, and two ends of the first springs are fixedly connected with the first casing 61 and the first button 62 respectively, the strap 5 penetrates through the middle position of the first button 62 and is attached to the first button 62, the strap 5 can be adjusted to tighten the front wall and the back wall of the bag body 1, the book can be placed inside to shake, and the strap 5 can be prevented from being dragged due to overlong length to affect use when being dragged.

As shown in fig. 2 and 4, the adjusting buckle mechanism 42 includes a second housing 421, a second button 422 and a second spring 423, the second housing 421 is sleeved on the bottom end of the outer surface of the outer rod 41 and is fixedly connected therewith, the second button 422 is nested inside the second housing 421 and is slidably connected therewith, the plurality of sets of second springs 423 are located between the second housing 421 and the second button 422, and two ends of the second springs are respectively fixedly connected therewith, the inner rod 43 penetrates through the middle position of the second button 422 and is attached thereto, the length of the retractable wheel mechanism 4 can be adjusted by adjusting the buckle mechanism 42, and the use by children is facilitated.

As shown in fig. 1 and 2, the pad 7 is made of a net-shaped air-permeable soft material, which is beneficial for heat dissipation of the back of the children backpack, and the grooves 9 are respectively arranged at the two side bottoms of the backpack 1, so that the rollers 44 can be retracted into the grooves 9.

The working principle is as follows: when the children backpack capable of being dragged is used, firstly, according to the road surface condition, the second button 422 on the adjusting buckle mechanism 42 is pressed, the length of the inner rod 43 can be stretched and contracted, after hands are released, the second spring 423 pushes the second button 422 to abut against the inner rod 43, the inner rod 43 is tightly attached to and fixed with the outer rod 41, then the first button 62 on the locking buckle mechanism 6 is pressed, the braces 5 are simultaneously tensioned, then the hands are released, the first spring 63 pushes the first button 62 to abut against the surface of the braces 5, the braces 5 are fixedly connected with the outer surface of the rear wall of the backpack body 1, finally, the length of the inner loop bar 22 is adjusted through the locking button 24 in the middle of the handle 23 on the pull rod mechanism 2, the length of the inner loop bar 22 is matched with the height of a child, the children backpack is convenient to use, when the backpack is not required to be used, the backpack is adjusted and folded according to the.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A children's knapsack can drag, includes inclusion (1), its characterized in that: the bag comprises a bag body (1), wherein pull rod mechanisms (2) are symmetrically arranged on the outer surface of the front wall of the bag body (1), the pull rod mechanisms (2) are fixedly connected with the outer surface of the front wall of the bag body (1), a bottom plate (3) is fixedly connected to the bottom of the outer surface of the bag body (1), two telescopic wheel mechanisms (4) are symmetrically arranged on the outer surfaces of the two side walls of the bag body (1), the two telescopic wheel mechanisms (4) are respectively fixedly connected with the outer surfaces of the two side walls of the bag body (1), two straps (5) are symmetrically arranged on the two sides of the outer surface of the front wall of the bag body (1), one ends of the two straps (5) are respectively fixedly connected with the bottom of the front wall of the bag body (1), the other ends of the two straps respectively penetrate through the top of the front wall and the back wall of the bag body (1, the bag comprises a bag body (1) and is characterized in that two locking buckle mechanisms (6) are symmetrically arranged on the outer surface of the rear wall of the bag body (1), the two locking buckle mechanisms (6) are respectively sleeved on the outer surfaces of the two braces (5) and fixedly connected with the outer surface of the rear wall of the bag body (1), a gasket (7) is arranged between the two braces (5), and the gasket (7) is fixedly connected with the outer surface of the front wall of the bag body (1).

2. A trailable children's backpack according to claim 1, wherein: the pull rod mechanism (2) comprises two outer sleeve rods (21), two inner sleeve rods (22), a handle (23) and a locking button (24), wherein the outer sleeve rods (21) are located on the front wall of the bag body (1) and between the gaskets (7) and are fixedly connected with the front wall and the gaskets respectively, the bottom ends of the outer sleeve rods (21) are fixedly connected with the base plate (3) and the inner sleeve rods (22) are nested in the outer sleeve rods (21) respectively and are connected with the inner sleeve rods in a sliding mode, the handle (23) is located between the top ends of the inner sleeve rods (22) and is fixedly connected with the inner sleeve rods at two ends respectively, and the locking button (24) is nested in the middle position of the upper surface of the handle (23) and is connected with the upper sleeve rods in a sliding mode.

3. A trailable children's backpack according to claim 2, wherein: two telescopic wheel mechanism (4) include outer pole (41), regulation knot mechanism (42), interior pole (43) and gyro wheel (44) respectively, the top of outer pole (41) with between outer loop bar (21) intermediate position respectively fixedly connected with support (8), it establishes to adjust knot mechanism (42) the surface bottom of outer pole (41), and fixed connection with it, interior pole (43) nestification is in the inside of outer pole (41) and sliding connection with it, gyro wheel (44) with the bottom fixed connection of interior pole (43).

4. A trailable children's backpack according to claim 3, wherein: the locking buckle mechanism (6) comprises a first shell (61), a first button (62) and a first spring (63), the outer surface of the rear wall of the first shell (61) is fixedly connected with the rear wall of the bag body (1), the first button (62) is nested inside the first shell (61) and is in sliding connection with the first shell, the first springs (63) are arranged in multiple groups between the first shell (61) and the first button (62), two ends of the first springs are fixedly connected with the first button (62), and the strap (5) penetrates through the middle position of the first button (62) and is attached to the middle position of the first button (62).

5. A trailable children's backpack according to claim 4, wherein: adjust and detain mechanism (42) and include second casing (421), second button (422) and second spring (423), second casing (421) cover is established the surface bottom of outer pole (41), and fixed connection with it, second button (422) nestification is in the inside of second casing (421), and sliding connection with it, multiunit second spring (423) are located second casing (421) with between second button (422), and both ends respectively with it fixed connection, interior pole (43) run through the intermediate position of second button (422), and laminate mutually with it.

6. A trailable children's backpack according to claim 5, wherein: the pad (7) is made of a reticular breathable soft material, and grooves (9) are respectively arranged at the bottom parts of the two sides of the bag body (1).