CN217161313U

CN217161313U - Multifunctional portable backpack

Info

Publication number: CN217161313U
Application number: CN202122855479.5U
Authority: CN
Inventors: 马志德; 周峰; 兰吕帅; 汪栋
Original assignee: Zhixing College of Hubei University
Current assignee: Zhixing College of Hubei University
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-08-12
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a multi-functional portable knapsack, including knapsack and support frame, the support frame is that the symmetry is provided with two sets ofly, knapsack fixed mounting is in the upper end of two sets of support frames, and is two sets of one side of support frame is rotated through the pivot and is installed the pulley, the inside activity of support frame is provided with the bracing piece, one side of knapsack is the symmetry and is provided with two sets of braces, the recess has been seted up to the bottom of knapsack one side, the inside activity of recess is provided with the seat, and the pull rod groove has been seted up to one side of knapsack, and the pull rod groove has been seted up two sets ofly, and the inside in two sets of pull rod grooves all slides and is provided with the pull rod, and the upper end fixedly connected with of two sets of pull rods draws the piece. The utility model discloses when using, through being provided with the support frame, the knapsack of seat can be taken out to the back, is equivalent to the seat of a removal, and is convenient succinct, lets the knapsack that can only carry on the back in the past change into the seat of a removal, makes the knapsack become the pluralism, gives the people of going outside and brings more convenience.

Description

Multifunctional portable backpack

Technical Field

The utility model relates to a portable knapsack technical field specifically is multi-functional portable knapsack.

Background

With the rapid development of the backpack industry, the types and the layers of the backpack are uneven, and the backpack is inconvenient to use from a cloth bag to the backpack made of different materials; the weight reduction aspect is also reduced from the original condition to seventy percent.

The pull rod knapsack is the knapsack kind that has emerged in recent years, compares with ordinary knapsack, and the pull rod knapsack has had an extra pull rod, still is equipped with two small wheels below, and some still can dismantle the type, both can work as ordinary knapsack and can work as the pull rod knapsack, but current pull rod knapsack function is comparatively single, and it is not convenient enough to use, therefore we need to propose multi-functional portable knapsack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional portable knapsack, through being provided with the support frame, the knapsack of back drawable seat is equivalent to the seat of a removal, and is convenient succinct, lets the knapsack that can only carry on the back in the past change into the seat of a removal, makes the knapsack become the multi-purpose, gives the people going outside and brings more convenience to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a multi-functional portable knapsack, includes knapsack and support frame, the support frame is the symmetry and is provided with two sets ofly, knapsack fixed mounting is in the upper end of two sets of support frames, and is two sets of one side of support frame is rotated through the pivot and is installed the pulley, the inside activity of support frame is provided with the bracing piece, one side of knapsack is the symmetry and is provided with two sets of braces, the recess has been seted up to the bottom of knapsack one side, the inside activity of recess is provided with the seat, the pull rod groove has been seted up to one side of knapsack, and the pull rod groove has been seted up two sets ofly, and is two sets of the inside in pull rod groove all slides and is provided with the pull rod, and is two sets of the upper end fixedly connected with of pull rod draws the piece.

Preferably, the backpack is a square plastic backpack, and the top of the backpack is provided with an opening.

Preferably, a first slot is formed in the support frame, one end of the support rod is movably inserted into the first slot, a fixing pin is arranged on the support frame, and the support rod is fixedly arranged in the first slot through the fixing pin.

Preferably, the fixing pin is movably arranged on the support frame, a cavity is formed in the support frame and communicated with the first slot, and a limiting plate is arranged on the outer wall of the fixing pin.

Preferably, the outer wall of the fixing pin is sleeved with a spring, the spring is located inside the cavity and is arranged on one side of the limiting plate, two sets of second slots are formed in the outer wall of the supporting rod and are located at two ends of the supporting rod respectively.

Preferably, the inner wall of the groove is provided with two sets of sliding grooves which are symmetrically arranged, two sides of the seat plate are fixedly connected with sliding blocks, and the sliding blocks are arranged inside the two sets of grooves in a sliding mode respectively.

Preferably, a notch is formed in one side of the backpack and communicated with the pull rod groove, and the pull block is located inside the notch.

Preferably, the inner wall of the opening of the pull rod groove is fixedly connected with a baffle ring, one end of the pull rod is fixedly connected with a baffle plate, and the outer diameter of the baffle plate is larger than the inner diameter of the baffle ring.

Preferably, one side of the seat plate is provided with a containing groove, and a support is rotatably arranged in the containing groove through a damping bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model uses the principle of the suitcase and uses the pulley at the bottom to pull the backpack by the design of the structure of the pull rod, the pull block, the pulley and the like, thus greatly improving the phenomenon that the backpack is too heavy, and the pull rod can be retracted and the shoulder strap is used, and has the function of reducing weight;

the utility model has the advantages that the backpack is not only supported by the support frame but also tightly attached to the back and the backpack, so as to achieve the effect of straightening the waist bar, and the user can feel more labor-saving and more comfortable;

the utility model discloses a recess, the seat, the bracing piece, the fixed pin, accomodate groove and support isotructure design, when needs sit on the knapsack, at first take out the seat from the inside of recess, then take out the bracing piece from the inside of support frame, then utilize the fixed pin to fix the bracing piece after taking out, then rotate the support out accomodates the groove, make support and seat be perpendicular setting, make the user can sit on the seat and take a rest, and utilize pulley and support to support people's weight, and through the setting of bracing piece, when the user sits on the seat and takes a rest, if the knapsack takes place the condition that inclines backward, support subaerial through the bracing piece, avoid the user to fall down, be equivalent to a seat that removes, it is convenient succinct, let the knapsack that can only be backed in the past change into a seat that removes, make the knapsack become multi-purpose, more convenience is brought to people who go out.

Drawings

Fig. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a backpack of the present invention;

fig. 3 is a schematic top view of the seat plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the support frame and the support rod of the present invention;

fig. 5 is a schematic view of the sectional structure of the support frame and the support rod of the present invention.

In the figure: 1. a backpack; 2. a support frame; 3. a pulley; 4. a first slot; 5. a support bar; 6. a fixing pin; 7. a limiting plate; 8. a spring; 9. a second slot; 10. a harness; 11. a groove; 12. a seat plate; 13. a chute; 14. a slider; 15. a pull rod; 16. pulling the block; 17. a notch; 18. a pull rod groove; 19. a baffle plate; 20. a receiving groove; 21. and (4) a support.

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.

Please refer to fig. 1-5, the utility model provides a multi-functional portable knapsack, including knapsack 1 and support frame 2, support frame 2 is the symmetry and is provided with two sets ofly, 1 fixed mounting of knapsack is in the upper end of two sets of support frames 2, knapsack 1 sets up to square plastic backpack, the top of knapsack 1 is provided with the opening, one side of knapsack 1 is the symmetry and is provided with two sets of braces 10, can place article in knapsack 1's inside through the opening, and set up knapsack 1 in support frame 2's upper end, use two sets of braces 10 to carry the knapsack back when the user back, the weight of knapsack 1 is supported by support frame 2, and user's back and knapsack 1 are hugged closely and are in the same place, play straight waist pole, let the user feel more laborsaving, it is more comfortable.

As shown in fig. 1 and 2, pulleys 3 are rotatably mounted on one side of two sets of support frames 2 through a rotating shaft, a pull rod groove 18 is formed on one side of the backpack 1, two groups of pull rod grooves 18 are arranged, pull rods 15 are arranged inside the two groups of pull rod grooves 18 in a sliding manner, pull blocks 16 are fixedly connected at the upper ends of the two groups of pull rods 15, a notch 17 is arranged at one side of the backpack 1, the notch 17 is communicated with the pull rod groove 18, the pull block 16 is positioned in the notch 17, the inner wall of the opening of the pull rod groove 18 is fixedly connected with a baffle ring, one end of the pull rod 15 is fixedly connected with a baffle plate 19, the outer diameter of the baffle plate 19 is larger than the inner diameter of the baffle ring, by utilizing the pull rod 15, the pull block 16 and the pulley 3, the backpack 1 can be pulled by using the pulleys 3 and hands, which can greatly improve the phenomenon that the backpack is too heavy, the baffle plate 19 and the baffle ring are arranged to prevent the pull rod 15 from being pulled out of the pull rod groove 18;

a support rod 5 is movably arranged in the support frame 2, a first slot 4 is arranged in the support frame 2, one end of the support rod 5 is movably inserted in the first slot 4, a fixing pin 6 is arranged on the support frame 2, the support rod 5 is fixedly arranged in the first slot 4 through the fixing pin 6, the fixing pin 6 is movably arranged on the support frame 2, a cavity is arranged in the support frame 2, the cavity is communicated with the inside of the first slot 4, the outer wall of the fixed pin 6 is provided with a limit plate 7, the outer wall of the fixed pin 6 is sleeved with a spring 8, the spring 8 is positioned in the cavity, the spring 8 is arranged at one side of the limit plate 7, two groups of second slots 9 are arranged on the outer wall of the support rod 5, the two groups of second slots 9 are respectively arranged at two ends of the support rod 5, the support rod 5 may be drawn out from the inside of the support frame 2, and then the drawn support rod 5 may be fixed by the fixing pin 6.

In addition, the utility model is provided with a groove 11 at the bottom of one side of the backpack 1, a seat 12 is movably arranged in the groove 11, a sliding groove 13 is arranged on the inner wall of the groove 11, two sets of sliding grooves 13 are symmetrically arranged, sliding blocks 14 are fixedly connected with both sides of the seat 12, the two sets of sliding blocks 14 are respectively arranged in the two sets of grooves 11 in a sliding way, a containing groove 20 is arranged at one side of the seat 12, a support 21 is rotatably arranged in the containing groove 20 through a damping bearing, when the user needs to sit on the backpack 1 for rest, the seat 12 is firstly drawn out from the inside of the groove 11, then the support rod 5 is drawn out and fixed, then the support 21 is rotated out of the containing groove 20, the support 21 and the seat 12 are vertically arranged, so that the user can sit on the seat 12 for rest, and the weight of the user is supported by the pulley 3 and the support 21, and through the arrangement of the support rod 5, when a user sits on the seat plate 12 for rest, if the backpack is inclined backwards, the backpack is supported on the ground through the support rod 5, the user is prevented from falling down, the backpack is equivalent to a movable seat, the backpack is convenient and simple, the backpack 1 which can only be carried on the back in the past is changed into the movable seat, the backpack 1 is multipurpose, and more convenience is brought to people going outside.

When the utility model is used in concrete, two groups of braces 10 are arranged on one side of the backpack 1, the support frame 2 is arranged at the lower end of the backpack 1, when the backpack is carried on the back of a user by using the two groups of braces 10, the weight of the backpack 1 is supported by the support frame 2, and the back of the user and the backpack 1 are tightly attached together, so as to play a role of straightening a waist bar, and the user can feel more labor-saving and more comfortable;

the pull rod 15 arranged at one side of the backpack 1, the pull block 16 arranged at the upper end of the pull rod 15 and the pulley 3 rotatably arranged at one side of the supporting frame 2 can use the pulley 3 and hands to pull the backpack 1 by utilizing the pull rod 15, the pull block 16 and the pulley 3, so that the phenomenon that the backpack is too heavy can be greatly improved;

when a user needs to sit on the backpack 1 to take a rest, the seat plate 12 is first drawn out from the inside of the recess 11, then the support rod 5 is drawn out from the interior of the support frame 2, then the drawn support rod 5 is fixed by the fixing pin 6, then the support 21 is rotated out of the receiving groove 20, so that the support 21 is perpendicular to the seat 12, so that the user can sit on the seat 12 for rest, and supports the weight of the human body by using the pulley 3 and the support 21, and through the arrangement of the support rod 5, when a user sits on the seat plate 12 for rest, if the backpack is inclined backwards, the backpack is supported on the ground through the support rod 5, the user is prevented from falling down, the backpack is equivalent to a movable seat, the backpack is convenient and simple, the backpack 1 which can only be carried on the back in the past is changed into the movable seat, the backpack 1 is multipurpose, and more convenience is brought to people going outside.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Multi-functional portable knapsack, including knapsack (1) and support frame (2), its characterized in that: the backpack comprises two groups of supporting frames (2), wherein the two groups of supporting frames (2) are symmetrically arranged, a backpack (1) is fixedly arranged at the upper ends of the two groups of supporting frames (2), pulleys (3) are rotatably arranged on one side of the two groups of supporting frames (2) through rotating shafts, supporting rods (5) are movably arranged in the supporting frames (2), two groups of straps (10) are symmetrically arranged on one side of the backpack (1), a groove (11) is formed in the bottom of one side of the backpack (1), a seat plate (12) is movably arranged in the groove (11), a pull rod groove (18) is formed in one side of the backpack (1), two groups of pull rod grooves (18) are formed in the backpack (1), pull rods (15) are arranged in the two groups of pull rod grooves (18) in a sliding mode, and pull blocks (16) are fixedly connected to the upper ends of the two groups of pull rods (15);

a first slot (4) is formed in the support frame (2), one end of the support rod (5) is movably inserted into the first slot (4), a fixing pin (6) is arranged on the support frame (2), and the support rod (5) is fixedly arranged in the first slot (4) through the fixing pin (6);

the utility model discloses a supporting rod, including support frame (2), fixed pin (6), cavity, limiting plate (7), just be equipped with spring (8) on the outer wall of fixed pin (6), spring (8) are located the inside of cavity, and spring (8) set up in one side of limiting plate (7), two sets of second slot (9), two sets of have been seted up on the outer wall of bracing piece (5) second slot (9) are located the both ends of bracing piece (5) respectively, the cavity has been seted up to the inside of support frame (2), and cavity and first slot (4) inside intercommunication, be provided with limiting plate (7) on the outer wall of fixed pin (6), just the cover is equipped with on the outer wall of fixed pin (6).

2. The multi-functional portable backpack of claim 1, wherein: the backpack (1) is a square plastic backpack, and an opening is formed in the top of the backpack (1).

3. The multi-functional portable backpack of claim 1, wherein: the improved seat is characterized in that sliding grooves (13) are formed in the inner wall of each groove (11), the sliding grooves (13) are symmetrically arranged in two groups, sliding blocks (14) are fixedly connected to the two sides of the seat (12) respectively, and the sliding blocks (14) are arranged inside the two groups of grooves (11) in a sliding mode respectively.

4. The multi-functional portable backpack of claim 1, wherein: notch (17) have been seted up to one side of knapsack (1), and notch (17) and pull rod groove (18) intercommunication, draw piece (16) to be located the inside of notch (17).

5. The multi-functional portable backpack of claim 1, wherein: the inner wall of the opening of the pull rod groove (18) is fixedly connected with a baffle ring, one end of the pull rod (15) is fixedly connected with a baffle plate (19), and the outer diameter of the baffle plate (19) is larger than the inner diameter of the baffle ring.

6. The multi-functional portable backpack of claim 1, wherein: one side of the seat plate (12) is provided with a storage groove (20), and a support (21) is rotatably arranged in the storage groove (20) through a damping bearing.