CN112617385A

CN112617385A - Multifunctional anti-theft backpack

Info

Publication number: CN112617385A
Application number: CN202110072441.2A
Authority: CN
Inventors: 庄小梅
Original assignee: Quanzhou Zhongtai Luggage Products Co ltd
Current assignee: Quanzhou Zhongtai Luggage Products Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-04-09

Abstract

The invention discloses a multifunctional anti-theft backpack, which comprises a shell, wherein the right end of the shell is fixedly connected with a backpack, a rotating mechanism is arranged inside the lower part of the shell, the end part of a rotating shaft is fixedly connected with a handle, and the rotating shaft is rotatably connected with the shell through a bearing. This multi-functional theftproof knapsack, it passes through the bearing at the casing internal rotation to rotate the handle drive pivot, the pivot drives first gear revolve, meshing force through between first gear and the second gear makes the second gear drive sleeve pass through the bearing at the diaphragm internal rotation, the muffjoint makes the threaded rod move down in the second gear, the threaded rod passes through the bearing at the turning block internal rotation, make the turning block drive universal wheel downstream in the casing, need handheld universal wheel to give the power of threaded rod cisoid this moment, the universal wheel stretches out outside the casing, can make the knapsack slide, alleviate the user and bear a burden, and is reasonable in function, current theftproof knapsack function singleness has been solved, can not be when bearing a burden, alleviate the problem of user's heavy burden.

Description

Multifunctional anti-theft backpack

Technical Field

The invention relates to the technical field of anti-theft backpacks, in particular to a multifunctional anti-theft backpack.

Background

The anti-theft backpack is a unique anti-theft product, aiming at the frequent bag article theft phenomenon in cities, a designer integrates four safety concepts of pickpocket prevention, cutting prevention, weight reduction and night walking, has ten unique functions of quick access, mobile phone charging and the like, and creatively creates a 'safety backpack' concept, but the existing anti-theft backpack cannot reduce the load of a user when the load is borne, and the existing anti-theft backpack cannot be changed into a draw-bar box for use.

Disclosure of Invention

The invention aims to provide a multifunctional anti-theft backpack to solve the problem that the existing anti-theft backpack proposed in the background technology cannot reduce the load of a user when the user bears the load.

In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional anti-theft backpack comprises a shell, wherein a backpack is fixedly connected to the right end of the shell, and a rotating mechanism is arranged inside the lower part of the shell;

the rotating mechanism comprises a rotating shaft, a handle, a bearing, a first gear, a second gear, a sleeve, a transverse plate, a threaded rod, a rotating block and a universal wheel;

the tip rigid coupling of pivot has the handle, the pivot is passed through the bearing and is rotated with the casing and link to each other, the tip rigid coupling of pivot has first gear, first gear links to each other with the meshing of second gear, the tip rigid coupling of second gear has the sleeve, the sleeve passes through the bearing and rotates with the diaphragm and link to each other, telescopic middle inner wall threaded connection has the threaded rod, the top outer wall of threaded rod and the middle inner wall clearance fit of second gear, the below of threaded rod is passed through the bearing and is rotated with the turning block and link to each other, the tip rigid coupling of turning block has the universal wheel, the below outer wall of universal wheel and the middle inner wall clearance fit in the below of casing.

Preferably, the outer wall of the handle is processed with abrasive grains.

Preferably, the first gear and the second gear are arranged vertically.

Preferably, a strap is fixedly connected to the left end of the shell.

Preferably, a limiting mechanism is arranged on the inner wall above the shell;

the limiting mechanism comprises a groove, a rubber pad, a pressing block, a clamping block, a pin shaft, a transverse block, a clamping groove, a vertical plate and a handle;

the groove is formed in the upper left inner wall of the shell, a rubber pad is in clearance fit with the inner surface of the groove, a pressing block is fixedly connected to the end portion of the rubber pad, a clamping block is fixedly connected to the end portion of the pressing block, the clamping block is rotatably connected with the transverse block through a pin shaft, the end portion of the transverse block is fixedly connected to the upper left inner wall of the shell, a clamping groove is formed in the outer wall of the clamping block in a clamped mode, the clamping groove is formed in the left inner wall of the vertical plate, the upper outer wall of the vertical plate is in clearance fit with the upper inner wall of the shell, and.

Preferably, the clamping grooves are arranged on the inner wall of the left side of the vertical plate at equal intervals.

Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the multifunctional anti-theft backpack has the following advantages:

through the cooperation between the backpack, the shell, the rotating shaft, the handle, the bearing, the first gear, the second gear, the sleeve, the transverse plate, the threaded rod, the rotating block and the universal wheel, the rotating shaft is driven to rotate in the shell through the bearing by rotating the handle, the rotating shaft drives the first gear to rotate, the second gear drives the sleeve to rotate in the transverse plate through the bearing through the meshing force between the first gear and the second gear, the threaded rod moves downwards in the second gear through the sleeve rotation, the threaded rod rotates in the rotating block through the bearing, the rotating block drives the universal wheel to move downwards in the shell, the universal wheel needs to be held by hand to provide a force for the threaded rod, the universal wheel extends out of the shell, the load can slide, the load of a user is reduced, the function is reasonable, and the problem that the load of the user is reduced due to the fact that the existing anti-theft backpack is single in function and;

through the cooperation between knapsack, casing, slewing mechanism and the stop gear, press the rubber pad and drive the briquetting and move down, the briquetting drives the fixture block and rotates to the outside on horizontal piece through the round pin axle, and the fixture block leaves the draw-in groove on the riser, and outside the riser can stretch out the casing, made the knapsack become the draw-bar box, the pulling handle was convenient for the knapsack and was slided, through the universal wheel knapsack removal of being convenient for, has solved current theftproof knapsack and can not change into the problem that the draw-bar box used.

Drawings

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

FIG. 2 is a schematic structural view of the fixture block, the clamping groove and the vertical plate in FIG. 1;

FIG. 3 is a schematic structural view of the rotary block, the universal wheel and the housing of FIG. 1;

fig. 4 is a schematic structural view of the first gear, the second gear and the sleeve in fig. 1.

In the figure: 1. a backpack; 2. a housing; 3. a harness; 4. a rotating mechanism; 401. a rotating shaft; 402. a handle; 403. a bearing; 404. a first gear; 405. a second gear; 406. a sleeve; 407. a transverse plate; 408. a threaded rod; 409. rotating the block; 410. a universal wheel; 5. a limiting mechanism; 501. a groove; 502. a rubber pad; 503. briquetting; 504. a clamping block; 505. a pin shaft; 506. a transverse block; 507. a card slot; 508. a vertical plate; 509. and (4) a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional anti-theft backpack comprises a shell 2, a backpack 1 is fixedly connected to the right end of the shell 2, the backpack 1 is a common anti-theft backpack made of high-strength explosion-proof leather on the market, a rotating mechanism 4 is mounted inside the lower portion of the shell 2, the rotating mechanism 4 comprises a rotating shaft 401, a handle 402, a bearing 403, a first gear 404, a second gear 405, a sleeve 406, a transverse plate 407, a threaded rod 408, a rotating block 409 and a universal wheel 410, the handle 402 is fixedly connected to the end portion of the rotating shaft 401, the rotating shaft 401 is rotatably connected with the shell 2 through the bearing 403, the rotating shaft 401 is driven by the rotating handle 402 to rotate the rotating shaft 401 in the shell 2 through the bearing 403, the first gear 404 is fixedly connected to the end portion of the rotating shaft 401, the rotating shaft 401 drives the first gear 404 to rotate, the first gear 404 is meshed with the second gear 405, the sleeve 406 is rotatably connected with the transverse plate 407 through the bearing 403, and the second gear 405 drives the sleeve 406 to rotate in the transverse plate 407 through the bearing 403 through the meshing force The plate 407 rotates, the middle inner wall of the sleeve 406 is connected with a threaded rod 408 in a threaded manner, the upper outer wall of the threaded rod 408 is in clearance fit with the middle inner wall of the second gear 405, the sleeve 406 rotates in the positive and negative directions to enable the threaded rod 408 to move up and down in the second gear 405, the lower part of the threaded rod 408 is connected with a rotating block 409 in a rotating manner through a bearing 403, the end part of the rotating block 409 is fixedly connected with a universal wheel 410, the lower outer wall of the universal wheel 410 is in clearance fit with the lower middle inner wall of the shell 2, the threaded rod 408 rotates in the rotating block 409 through a ball bearing to enable the rotating block 409 to drive the universal wheel 410 to move down in the shell 2, at the moment, the universal wheel 410 needs to be held by hand to provide, the backpack 1 can slide to reduce the load of a user, the outer wall of the handle 402 is provided with grinding lines to increase the rotating friction force, and the first gear 404 and the second gear 405 are vertically arranged to enable the sleeve 406 to stably rotate.

The left end of the shell 2 is fixedly connected with a strap 3.

A limiting mechanism 5 is arranged on the upper inner wall of the shell 2, the limiting mechanism 5 comprises a groove 501, a rubber pad 502, a pressing block 503, a fixture block 504, a pin 505, a transverse block 506, a clamping groove 507, a vertical plate 508 and a handle 509, the groove 501 is arranged on the upper left inner wall of the shell 2, the rubber pad 502 is in clearance fit with the inner surface of the groove 501, the pressing block 503 is fixedly connected with the end of the rubber pad 502, the fixture block 504 is fixedly connected with the end of the pressing block 503, the fixture block 504 is rotatably connected with the transverse block 506 through the pin 505, the pressing block 502 drives the pressing block 503 to move downwards, the pressing block 503 drives the fixture block 504 to rotate outwards on the transverse block 506 through the pin 505, the pin 505 is made of hard rubber material, the rotating friction force of the fixture block 504 is increased, the end of the transverse block 506 is fixedly connected with the upper left inner wall of the shell 2, the clamping groove 507 is clamped on the outer wall of the fixture block, the middle rigid coupling in top of riser 508 has handle 509, and fixture block 504 leaves draw-in groove 507 on riser 508, and outside riser 508 can stretch out casing 2, messenger's knapsack 1 became the draw-bar box, and pulling handle 509 is convenient for knapsack 1 and slides, and draw-in groove 507 equidistance is arranged at the left side inner wall of riser 508, adjusts the suitable position of riser 508 in casing 2.

When the multifunctional anti-theft backpack is used, firstly, the handle 402 is manually rotated to drive the rotating shaft 401 to rotate in the shell 2 through the bearing 403, the rotating shaft 401 drives the first gear 404 to rotate, the second gear 405 drives the sleeve 406 to rotate in the transverse plate 407 through the ball bearing through the meshing force between the first gear 404 and the second gear 405, the sleeve 406 rotates to drive the threaded rod 408 to move downwards in the second gear 405, the threaded rod 408 rotates in the rotating block 409 through the bearing 403, the rotating block 409 drives the universal wheel 410 to move downwards in the shell 2, at the moment, the universal wheel 410 is required to be held by hand to provide a force for the threaded rod 408, the universal wheel 410 extends out of the shell 2 to slide the backpack 1, the load of a user is reduced, the rubber pad 502 is manually pressed to drive the pressing block 503 to move downwards, the pressing block 503 drives the block 504 to rotate outwards on the transverse block 506 through the pin shaft 505, and the block 504 leaves the, the riser 508 can stretch out outside the casing 2, makes knapsack 1 become the draw-bar box, and pulling handle 509 is convenient for knapsack 1 to slide, and fixture block 504 card is in the draw-in groove 507 on riser 508 otherwise, makes riser 508 spacing in casing 2.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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. The utility model provides a multi-functional theftproof knapsack, includes casing (2), its characterized in that: the right end of the shell (2) is fixedly connected with a backpack (1), and a rotating mechanism (4) is arranged inside the lower part of the shell (2);

the rotating mechanism (4) comprises a rotating shaft (401), a handle (402), a bearing (403), a first gear (404), a second gear (405), a sleeve (406), a transverse plate (407), a threaded rod (408), a rotating block (409) and a universal wheel (410);

a handle (402) is fixedly connected at the end part of the rotating shaft (401), the rotating shaft (401) is rotatably connected with the shell (2) through a bearing (403), a first gear (404) is fixedly connected at the end part of the rotating shaft (401), the first gear (404) is meshed with a second gear (405), a sleeve (406) is fixedly connected with the end part of the second gear (405), the sleeve (406) is rotationally connected with a transverse plate (407) through a bearing (403), the middle inner wall of the sleeve (406) is connected with a threaded rod (408) in a threaded manner, the upper outer wall of the threaded rod (408) is in clearance fit with the middle inner wall of the second gear (405), the lower part of the threaded rod (408) is rotationally connected with a rotating block (409) through a bearing (403), the end part of the rotating block (409) is fixedly connected with a universal wheel (410), and the outer wall of the lower part of the universal wheel (410) is in clearance fit with the inner wall of the lower part of the shell (2).

2. The multifunctional anti-theft backpack according to claim 1, characterized in that: the outer wall of the handle (402) is processed with grinding grains.

3. The multifunctional anti-theft backpack according to claim 1, characterized in that: the first gear (404) and the second gear (405) are arranged perpendicularly.

4. The multifunctional anti-theft backpack according to claim 1, characterized in that: the left end of the shell (2) is fixedly connected with a strap (3).

5. The multifunctional anti-theft backpack according to claim 1, characterized in that: a limiting mechanism (5) is arranged on the inner wall above the shell (2);

the limiting mechanism (5) comprises a groove (501), a rubber pad (502), a pressing block (503), a clamping block (504), a pin shaft (505), a transverse block (506), a clamping groove (507), a vertical plate (508) and a handle (509);

the top left side inner wall in casing (2) is seted up in recess (501), the internal surface clearance fit of recess (501) has rubber pad (502), the tip rigid coupling of rubber pad (502) has briquetting (503), the tip rigid coupling of briquetting (503) has fixture block (504), fixture block (504) rotate with horizontal piece (506) through round pin axle (505) and link to each other, the tip rigid coupling of horizontal piece (506) is at the top left side inner wall of casing (2), the outer wall joint of fixture block (504) has draw-in groove (507), the left side inner wall at riser (508) is seted up in draw-in groove (507), clearance fit in the middle of the top outer wall of riser (508) and the top inner wall of casing (2), rigid coupling has handle (509) in the middle of the top of riser (508).

6. The multifunctional anti-theft backpack according to claim 5, characterized in that: the clamping grooves (507) are arranged on the inner wall of the left side of the vertical plate (508) at equal intervals.