CN216165832U

CN216165832U - Knapsack structure of collapsible pull rod

Info

Publication number: CN216165832U
Application number: CN202122920229.5U
Authority: CN
Inventors: 蔡邵媚
Original assignee: Quanzhou Huahan Luggage Co ltd
Current assignee: Quanzhou Huahan Luggage Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a backpack structure with a foldable pull rod, which comprises a backpack, wherein straps are symmetrically and fixedly connected to one side of the backpack, a moving device is fixedly connected to the bottom surface of the backpack, a supporting plate is fixedly connected to one side of the moving device, and fixing pipe sleeves are symmetrically and fixedly connected to two ends of the top surface of the supporting plate; the fixed pipe sleeve is internally and respectively clamped with a pulling rod, limiting grooves are symmetrically arranged on two sides of the pulling rod, limiting blocks are respectively clamped in the limiting grooves and are symmetrically and fixedly connected to the top end of the fixed pipe sleeve, and the top end of the pulling rod is fixedly connected with two ends of a handle; the moving device comprises a moving plate, the top surface of the moving plate is fixedly connected with the bottom surface of the backpack, and the bottom surface of the moving plate is symmetrically and fixedly connected with pulleys. This pull rod knapsack can rotate the knapsack side with folding pull rod when using, avoids contacting with the human body, and uncomfortable when having reduced the carrying on the back moves feels, can be when not using the knapsack through the position of the fixed knapsack of sucking disc when folding with the pull rod, prevents that the knapsack from removing.

Description

Knapsack structure of collapsible pull rod

Technical Field

The utility model relates to the technical field of traveling bags, in particular to a backpack structure with a foldable pull rod.

Background

The backpack refers to a bag carried on the back, and the materials of the backpack are diversified, and the fashionable trend is led by suitcases with the textures of leather, plastic materials, terylene, canvas, nylon, cotton, hemp and the like. In the period of more and more listing the personalities, various styles such as conciseness, vintage, cartoon and the like also meet the requirement of fashion people for developing personalities from different sides. The style of the case is also expanded from the traditional business bag, schoolbag and traveling bag to the pen bag, change purse, small perfume bag and the like. The pull rod backpack has the advantages that the pull rod and the idler wheels are arranged on the backpack, so that the backpack can be towed through the idler wheels and the pull rod besides being carried, and when the contained articles in the backpack are heavier, the backpack can be used more labor-saving by towing through the pull rod.

For example, the Chinese utility model with the authorization publication number of CN205813858U provides a pull rod backpack, which solves the problem that when the pull rod backpack is used for towing, the straps of the backpack can not be limited and can drag along the ground, thereby hindering the dragging of the pull rod backpack and dirtying the straps, the technical proposal is that the pull rod backpack comprises a box body for placing articles, straps for a user to carry are arranged on the box body, the box body is fixedly arranged on a base, pull rods and idler wheels capable of realizing dragging the pull rod backpack are arranged on the base, a limiting belt for limiting the position of the straps is arranged on one surface of the box body where the straps are arranged, the limiting belt is horizontally arranged, and the position of the limit belt on the box body is higher than the position of the connection of the shoulder belt and the box body, so that when the pull rod backpack is dragged, the limit belt can lift the shoulder belt, so as to avoid the strap from contacting the ground when the backpack is dragged and affecting the dragging of the backpack and polluting the strap.

However, the pull rod of the device is positioned on the same side with the shoulder strap, the pull rod is hard, and the friction between the pull rod and the shoulder strap during back movement is easy to cause discomfort, so that a backpack structure with a foldable pull rod is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The utility model aims to overcome the defects and provide a backpack structure with a foldable pull rod.

In order to achieve the purpose, the technical solution of the utility model is as follows:

a backpack structure with a foldable pull rod comprises a backpack, straps are symmetrically and fixedly connected to one side of the backpack,

the bottom surface of the backpack is fixedly connected with a mobile device, one side of the mobile device is fixedly connected with a supporting plate, and two ends of the top surface of the supporting plate are symmetrically and fixedly connected with fixed pipe sleeves;

the fixed pipe sleeve is internally and respectively clamped with a pulling rod, limiting grooves are symmetrically arranged on two sides of the pulling rod, limiting blocks are respectively clamped in the limiting grooves and are symmetrically and fixedly connected to the top end of the fixed pipe sleeve, and the top end of the pulling rod is fixedly connected with two ends of a handle;

the moving device comprises a moving plate, the top surface of the moving plate is fixedly connected with the bottom surface of the backpack, pulleys are symmetrically and fixedly connected to the bottom surface of the moving plate, a rotating groove is formed in one side of the moving plate, the rotating plate is clamped in the rotating groove, a through hole is formed in one end of the rotating plate, a bolt penetrates through the through hole and is fixedly connected with the moving plate, and one end of the rotating plate is hinged in the rotating groove through the bolt.

Preferably, the width of the rotating groove is equal to the height of the rotating plate.

Preferably, the bottom ends of the pulling rods are fixedly connected with magnetic sheets respectively, the bottom ends of the inner ends of the fixed pipe sleeves are fixedly connected with magnetic rings, the bottom surfaces of the magnetic rings are fixedly connected with the top surfaces of supporting plates, the supporting plates are provided with moving holes, one ends of the moving rods are located in the fixed pipe sleeves, one ends of the moving rods are fixedly connected with round blocks, the bottom surfaces of the round blocks are fixedly connected with one ends of springs, the other ends of the springs are fixedly connected with the top surfaces of the supporting plates, and the other ends of the moving rods penetrate through the magnetic rings and are fixedly connected with suckers through the moving holes.

Preferably, the diameter of the round block is equal to the diameter of the inner ring of the magnetic ring.

Preferably, the inner bottom surface of the backpack is fixedly connected with a shockproof cushion.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. this pull rod knapsack can rotate the knapsack side with folding pull rod when using, avoids contacting with the human body, and uncomfortable when having reduced the carrying on the back moves feels, can be when not using the knapsack through the position of the fixed knapsack of sucking disc when folding with the pull rod, prevents that the knapsack from removing.

2. The bottom in the backpack is laid with the shockproof soft pad, which can reduce the influence of road surface jolting on the articles in the backpack when being pulled.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Clearly, such objects and other objects of the present invention will become more apparent from the detailed description of the preferred embodiments hereinafter set forth in the various drawings and drawings.

These and other objects, features and advantages of the present invention will become more apparent from the following detailed description of one or more preferred embodiments of the utility model, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged structural view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of a mobile device according to the present invention;

FIG. 4 is a schematic cross-sectional view of a mobile device according to the present invention.

Description of the main reference numerals: 1. a backpack; 101. a harness; 102. a shockproof cushion; 2. a mobile device; 21. moving the plate; 22. a pulley; 23. a rotating groove; 24. a rotating plate; 25. a through hole; 26. a bolt; 3. a support plate; 301. moving the hole; 4. fixing the pipe sleeve; 401. a limiting block; 5. pulling a rod; 501. a limiting groove; 6. a handle; 7. a magnetic sheet; 8. a magnetic coil; 9. a travel bar; 10. a round block; 11. a spring; 12. and (4) sucking discs.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.

Referring to fig. 1-4, the present invention provides a technical solution: a backpack structure with a foldable pull rod, which comprises a backpack 1, straps 101 are symmetrically fixedly connected to one side of the backpack 1,

as shown in fig. 1, the bottom surface of a backpack 1 is fixedly connected with a mobile device 2, one side of the mobile device 2 is fixedly connected with a support plate 3, and two ends of the top surface of the support plate 3 are symmetrically and fixedly connected with fixed pipe sleeves 4;

as shown in fig. 3 and 4, the moving device 2 includes a moving plate 21, a top surface of the moving plate 21 is fixedly connected to a bottom surface of the backpack 1, the bottom surface of the moving plate 21 is symmetrically fixedly connected to pulleys 22, a rotating groove 23 is formed in one side of the moving plate 21, a rotating plate 24 is clamped in the rotating groove 23, a through hole 25 is formed in one end of the rotating plate 24, a bolt 26 penetrates through the through hole 25 to fixedly connect the moving plate 21, and one end of the rotating plate 24 is hinged in the rotating groove 23 through the bolt 26.

Further, the width of the rotation groove 23 is equal to the height of the rotation plate 24.

When the backpack 1 is moved, the handle 6 can be pulled to enable the pulling rod 5 to extend out of the fixed pipe sleeve 4, the limiting block 401 prevents the pulling rod 5 from being separated from the equipment, the backpack 1 is moved through the pulley 22 on the bottom surface of the movable plate 21, when the backpack 1 needs to be carried, the handle 6 enables the pulling rod 5 to drive the supporting plate 3 and the rotating plate 24 to rotate to one side of the movable plate 21, the fixed pipe sleeve 4 and the pulling rod 5 are prevented from contacting with a human body, and discomfort during carrying is reduced.

As shown in fig. 2 and 3, the fixed pipe sleeve 4 is internally and respectively clamped with a pulling rod 5, two sides of the pulling rod 5 are symmetrically provided with limiting grooves 501, limiting blocks 401 are respectively and fixedly clamped in the limiting grooves 501, the limiting blocks 401 are symmetrically and fixedly connected to the top end of the fixed pipe sleeve 4, and the top end of the pulling rod 5 is fixedly connected to two ends of a handle 6;

as shown in fig. 2 and 3, the bottom end of the pulling rod 5 is fixedly connected with the magnetic sheet 7, the bottom end of the fixed pipe sleeve 4 is fixedly connected with the magnetic ring 8, the bottom surface of the magnetic ring 8 is fixedly connected with the top surface of the supporting plate 3, the supporting plate 3 is provided with a moving hole 301, one end of the moving rod 9 is positioned in the fixed pipe sleeve 4, one end of the moving rod 9 is fixedly connected with the round block 10, the bottom surface of the round block 10 is fixedly connected with one end of a spring 11, the other end of the spring 11 is fixedly connected with the top surface of the supporting plate 3, and the other end of the moving rod 9 penetrates through the magnetic ring 8 and the moving hole 301 to be fixedly connected with the sucker 12.

Further, the diameter of the round block 10 is equal to the diameter of the inner ring of the magnetic ring 8.

The pulling rod 5 is pressed downwards through the handle 6, the magnetic sheet 7 at the bottom of the pulling rod 5 is contacted with the round block 10, the moving rod 9 is moved downwards, the spring 11 is compressed until the magnetic sheet 7 is contacted with the magnetic ring 8, and meanwhile, the sucking disc 12 at the bottom end of the moving rod 9 is contacted with the ground, and the position of the backpack 1 is fixed.

As shown in figure 1, the inner bottom surface of the backpack 1 is fixedly connected with a shockproof cushion 102.

The cushion 102 is laid at the bottom of the backpack 1, so that the impact on the articles stored in the backpack 1 can be reduced and the damage can be avoided during the movement.

The working principle is as follows: when the backpack is used, the handle 6 can be pulled to enable the pulling rod 5 to extend out of the fixed pipe sleeve 4, the limiting block 401 prevents the pulling rod 5 from being separated from equipment, the backpack 1 is moved through the pulley 22 on the bottom surface of the moving plate 21, when the backpack 1 needs to be carried, the pulling rod 5 drives the supporting plate 3 and the rotating plate 24 to rotate to one side of the moving plate 21 through the handle 6, the fixed pipe sleeve 4 and the pulling rod 5 are prevented from contacting with a human body, discomfort during carrying is reduced, the shockproof cushion 102 is laid at the bottom in the backpack 1, the influence on articles stored in the backpack 1 can be reduced during moving, and damage is avoided; when placing knapsack 1, will pull pole 5 and press down through handle 6, make the magnetic sheet 7 contact round piece 10 and make carriage release lever 9 downstream of pulling pole 5 bottom, make spring 11 compress until magnetic sheet 7 contacts magnetosphere 8, make the sucking disc 12 contact ground of carriage release lever 9 bottom simultaneously, fixed knapsack 1 position, only need pull out pulling pole 5 during the removals again, carriage release lever 9 drives sucking disc 12 under the effect of spring 11 and lifts up, relieves the fixed to knapsack 1.

It is to be understood that the disclosed embodiments of the utility model are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic described in connection with the embodiment is included in at least one embodiment of the utility model. Thus, the appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, amounts, etc., to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth.

Claims

1. The utility model provides a knapsack structure of collapsible pull rod, includes knapsack (1), knapsack (1) one side symmetry rigid coupling braces (101), its characterized in that:

the bottom surface of the backpack (1) is fixedly connected with a mobile device (2), one side of the mobile device (2) is fixedly connected with a support plate (3), and two ends of the top surface of the support plate (3) are symmetrically and fixedly connected with fixed pipe sleeves (4);

the fixed pipe sleeve (4) is internally clamped with a pulling rod (5), limiting grooves (501) are symmetrically formed in two sides of the pulling rod (5), limiting blocks (401) are clamped in the limiting grooves (501), the limiting blocks (401) are symmetrically and fixedly connected to the top end of the fixed pipe sleeve (4), and the top end of the pulling rod (5) is fixedly connected to two ends of a handle (6);

the moving device (2) comprises a moving plate (21), the top surface of the moving plate (21) is fixedly connected with the bottom surface of the backpack (1), pulleys (22) are symmetrically and fixedly connected with the bottom surface of the moving plate (21), a rotating groove (23) is formed in one side of the moving plate (21), a rotating plate (24) is clamped in the rotating groove (23), a through hole (25) is formed in one end of the rotating plate (24), a bolt (26) penetrates through the through hole (25) to fixedly connect the moving plate (21), and one end of the rotating plate (24) is hinged in the rotating groove (23) through the bolt (26).

2. The collapsible draw bar backpack structure of claim 1, further comprising: the width of the rotating groove (23) is equal to the height of the rotating plate (24).

3. The collapsible draw bar backpack structure of claim 1, further comprising: pulling pole (5) bottom rigid coupling magnetic sheet (7), bottom rigid coupling magnetic ring (8) in fixed pipe box (4), magnetic ring (8) bottom surface rigid coupling backup pad (3) top surface, be equipped with removal hole (301) on backup pad (3), removal rod (9) one end is located fixed pipe box (4), removal rod (9) one end rigid coupling disk (10), disk (10) bottom surface rigid coupling spring (11) one end, spring (11) other end rigid coupling backup pad (3) top surface, removal rod (9) other end passes magnetic ring (8) and removal hole (301) rigid coupling sucking disc (12).

4. A collapsible tie rod backpack structure according to claim 3 wherein: the diameter of the round block (10) is equal to the diameter of the inner ring of the magnetic ring (8).

5. The collapsible draw bar backpack structure of claim 1, further comprising: the inner bottom surface of the backpack (1) is fixedly connected with a shockproof cushion (102).