CN110269378B

CN110269378B - Schoolbag beneficial to development

Info

Publication number: CN110269378B
Application number: CN201910346276.8A
Authority: CN
Inventors: 叶利萍
Original assignee: Hui'an District Lan Trading Co ltd
Current assignee: Baoding Chuangrong Leather Goods Manufacturing Co ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-11-10
Anticipated expiration: 2039-04-26
Also published as: CN110269378A; JP2020182777A; JP6748823B1

Abstract

The invention discloses a schoolbag beneficial to development, which comprises a schoolbag, wherein a storage cavity is arranged in the schoolbag, a mounting cavity is arranged on the right side of the storage cavity, a mounting plate is arranged in the mounting cavity, the mounting plate can be fixedly mounted in the left wall of the mounting cavity, the mounting plate can also be dismounted when the schoolbag is cleaned, an elastic cushion back is fixedly arranged at the right end of the lower wall of the mounting cavity, a second zipper is arranged between the upper end part of the elastic cushion back and the mounting cavity, a supporting device is arranged between the mounting plate and the schoolbag, and a lifting device and a telescopic device are arranged in the supporting device; the device well transfers a part of the gravity of the schoolbag to the hip and supports the waist, so that a good standing posture is kept, and meanwhile, the device can be automatically adjusted according to the stature of a user, so that a better comfort level is achieved.

Description

Schoolbag beneficial to development

Technical Field

The invention relates to the technical field of bags and bags, in particular to a schoolbag beneficial to development.

Background

The study pressure of the students at present is more and more, the homework is more and more, the students who are in the developmental stage need to back on a very heavy schoolbag to go up and down to study every day, and under the pressure of the overweight schoolbag, the vertebra is very easy to be out of shape, a lot of students become hunchback, influence even rise and develop, therefore, the schoolbag which is beneficial to development is urgently needed, the device is good, a part of gravity of the schoolbag is transferred to the buttock, and the waist is supported, good standing posture is kept, meanwhile, the device can be adjusted by oneself according to the stature of a user, and better comfort level is achieved.

Disclosure of Invention

The invention aims to provide a schoolbag beneficial to development, which is used for overcoming the defects in the prior art.

The schoolbag beneficial to development comprises a schoolbag, wherein a storage cavity is arranged in the schoolbag, a first zipper is arranged on the outer wall of the storage cavity, straps are symmetrically and fixedly arranged in the front and back of the right side of the schoolbag, a mounting cavity is arranged on the right side of the storage cavity, a mounting plate is arranged in the mounting cavity, the mounting plate can be fixedly mounted in the left wall of the mounting cavity or can be detached when the schoolbag is cleaned, an elastic cushion back is fixedly arranged at the right end of the lower wall of the mounting cavity, a second zipper is arranged between the upper end part of the elastic cushion back and the mounting cavity, a supporting device is arranged between the mounting plate and the schoolbag, a lifting device and a telescopic device are arranged in the supporting device, a supporting pad is arranged in the supporting device, the supporting pad can be supported on the buttocks of a person and can abut against the waist, and the burden of the schoolbag on the, support the waist and can help the student keep spinal upright, avoid becoming hunchback, elevating gear can adjust according to everyone's stature the height of supporting pad, telescoping device is adjustable the degree that the supporting pad offsets, through elevating gear with the telescoping device can make supporting pad and back reach comparatively comfortable state.

The technical scheme is that the supporting device comprises a meshing cavity arranged on the lower wall of the installation cavity, an inner gear connected with the lifting device is rotatably arranged in the meshing cavity, a power shaft is fixedly arranged at the lower end of the inner gear, the lower end of the power shaft extends to the outside and is fixedly provided with a first knob, the lifting device can be adjusted by rotating the first knob, a bevel gear cavity is arranged in the installation plate, a driving bevel gear is rotatably arranged in the bevel gear cavity, a second knob is fixedly arranged at the right end of the driving bevel gear and on the right side of the installation plate, a driven bevel gear is meshed at the rear end of the driving bevel gear, a moving screw rod is fixedly arranged at the front end and the rear end of the driven bevel gear, a sliding plate cavity is symmetrically arranged at the front side and the rear side of the bevel gear cavity, the moving screw, the telescopic device can be adjusted by rotating the second knob.

A further technical scheme is that the lifting device comprises a lifting cavity which is communicated and arranged between the sliding plate cavities and has a right opening, a lifting plate is arranged in the lifting cavity in a sliding manner, the lifting plate is internally and symmetrically provided with a sliding guide cavity with a right opening, the sliding guide cavity is internally and slidably provided with a sliding guide plate, the right end of the sliding guide plate is fixedly provided with a fixed block, a supporting pad is fixedly arranged at the right end of the fixed block, the sliding guide plate plays a role of sliding guide support in the process of left-right extension of the supporting pad, the front end and the rear end of the lifting plate are symmetrically and in threaded connection with lifting screws, a belt wheel cavity is arranged at the lower side of the lifting cavity, the lower end of each lifting screw extends into the belt wheel cavity and is fixedly provided with a belt wheel, a synchronous belt is wound between the belt wheels, a transmission shaft is fixedly arranged at the lower end of the belt wheel at, when the mounting plate is mounted, the straight gear and the inner gear are required to be meshed and mounted.

A further technical scheme, the telescoping device is including locating the smooth chamber of initiative in the lifter plate centre, symmetry and slidable are equipped with the slide bar around in the smooth chamber of initiative, the slide bar is kept away from symmetry center one end and is extended to the slide intracavity and with the slide plate offsets, it has compression spring to fix between the slide bar, the smooth chamber right side of initiative is equipped with the flexible chamber of opening right, what flexible intracavity rotation was connected is equipped with the left end hinged joint in the telescopic link of slide bar, be equipped with from the smooth chamber of following in the fixed block, symmetry and slidable are equipped with the slider around from the smooth intracavity of following, telescopic link right-hand member hinged joint in the slider, through the slide plate promotes the slide bar is close to each other can with the telescopic link is stretched out, and then drives the fixed block moves to the.

The invention has the beneficial effects that: the invention has simple structure and convenient operation, can transfer part of the weight of the schoolbag to the hip, supports the waist to assist children to adopt correct standing posture, can be adjusted according to the physical condition of each person, and can be suitable for more children.

Drawings

FIG. 1 is a schematic view of the internal structure of a schoolbag beneficial to development according to the invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is an enlarged schematic view of "B" in FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 3;

FIG. 5 is a schematic view of the structure in the direction "D-D" in FIG. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-5, a schoolbag beneficial to development according to an embodiment of the invention comprises a schoolbag 11, a storage cavity 12 is arranged in the schoolbag 11, a first zipper 13 is arranged on the outer wall of the storage cavity 12, straps 14 are symmetrically and fixedly arranged on the front and back of the right side of the schoolbag 11, a mounting cavity 15 is arranged on the right side of the storage cavity 12, a mounting plate 16 is arranged in the mounting cavity 15, the mounting plate 16 can be fixedly mounted in the left wall of the mounting cavity 15, or the mounting plate 16 can be dismounted when the schoolbag is cleaned, an elastic cushion back 17 is fixedly arranged at the right end of the lower wall of the mounting cavity 15, a second zipper 18 is arranged between the upper end part of the elastic cushion back 17 and the mounting cavity 15, a supporting device 101 is arranged between the mounting plate 16 and the schoolbag 11, a lifting device 102 and a telescopic device 103 are arranged in the supporting device 101, a supporting pad 19 is, supporting pad 19 can support on people's buttock and support the waist, supports and to alleviate the burden of schoolbag to the shoulder on the buttock, supports the waist and can help the student keep the backbone upright, avoids becoming the hunchback, elevating gear 102 can be adjusted according to everyone's stature supporting pad 19's height, telescoping device 103 is adjustable the degree that supporting pad 19 offsets, through elevating gear 102 with telescoping device 103 can make supporting pad 19 reaches comparatively comfortable state with the back.

Advantageously, the supporting device 101 comprises a meshing cavity 20 arranged on the lower wall of the installation cavity 15, an internal gear 21 connected to the lifting device 102 is rotatably arranged in the meshing cavity 20, a power shaft 22 is fixedly arranged at the lower end of the internal gear 21, a first knob 23 is fixedly arranged at the lower end of the power shaft 22 and extends to the outside, the lifting device 102 can be adjusted by rotating the first knob 23, a bevel gear cavity 24 is arranged in the installation plate 16, a drive bevel gear 25 is rotatably arranged in the bevel gear cavity 24, a second knob 26 is fixedly arranged at the right end of the drive bevel gear 25 and is arranged at the right side of the installation plate 16, a driven bevel gear 27 is arranged at the rear end of the drive bevel gear 25 in a meshing manner, a moving screw 28 is fixedly arranged at the front end and the rear end of the driven bevel gear 27, slide plate cavities 29 are symmetrically arranged at the front and the rear ends of the bevel gear cavity 24, the moving screw 28 extends into the slide plate, turning the second knob 26 adjusts the telescopic device 103.

Beneficially, the lifting device 102 includes a lifting cavity 31 which is communicated between the sliding plate cavities 29 and has a right opening, a lifting plate 32 is slidably disposed in the lifting cavity 31, a sliding guide cavity 33 which has a right opening is disposed in the lifting plate 32 in an up-down symmetry manner, a sliding guide plate 34 is slidably disposed in the sliding guide cavity 33, a fixed block 35 is fixedly disposed at the right end of the sliding guide plate 34, the supporting pad 19 is fixedly disposed at the right end of the fixed block 35, the sliding guide plate 34 plays a role of sliding guide support in the process of extending and retracting the supporting pad 19 left and right, lifting screws 36 are symmetrically and threadedly connected to the front and rear ends of the lifting plate 32, a pulley cavity 37 is disposed at the lower side of the lifting cavity 31, the lower end of the lifting screw 36 extends into the pulley cavity 37 and is fixedly disposed with a pulley 38, a synchronous belt 42 is wound between the pulleys 38, and a transmission shaft 39 is fixedly disposed at, the lower end of the transmission shaft 39 extends into the meshing cavity 20 and is fixedly provided with a spur gear 40 which can be meshed with the internal gear 21, and when the mounting plate 16 is mounted, the spur gear 40 and the internal gear 21 need to be meshed and mounted.

Advantageously, said telescopic means 103 comprise an active slide chamber 43 arranged centrally inside said lifting plate 32, a sliding rod 44 is symmetrically arranged in the active sliding cavity 43 back and forth and can slide, one end of the sliding rod 44 far away from the symmetry center extends into the sliding plate cavity 29 and is abutted against the sliding plate 30, a compression spring 45 is fixedly connected between the sliding rods 44, a telescopic cavity 46 with a right opening is arranged at the right side of the active sliding cavity 43, a telescopic rod 47 with the left end hinged to the sliding rod 44 is arranged in the telescopic cavity 46 in a mutually rotating connection, a driven sliding cavity 48 is arranged in the fixed block 35, sliding blocks 49 are symmetrically arranged in the driven sliding cavity 48 in a front-back and slidable manner, the right end of the telescopic rod 47 is hinged to the sliding blocks 49, the sliding rod 30 pushes the sliding rods 44 to approach each other, so that the telescopic rods 47 can be extended, and the fixed block 35 is driven to move to the right.

When the position of the supporting pad 19 is adjusted, the first knob 23 is rotated to drive the internal gear 21 to rotate through the power shaft 22, the spur gear 40 is driven to rotate by gear engagement, the belt wheel 38 at the front side is driven to rotate by the transmission shaft 39, and the belt wheel 38 at the rear side is driven to rotate by the transmission shaft 42, the lifting screw 36 is driven to rotate, the lifting plate 32 is driven to lift through threaded connection, the supporting pad 19 of the fixing block 35 is driven to lift through the guide sliding plate 34, thereby adjusting the supporting pad 19 to a proper height, rotating the second knob 26 and driving the bevel gear 25 to rotate, the driven bevel gear 27 is rotated by gear engagement and the moving screw 28 is rotated, the sliding plates 30 are moved close to each other by screw connection, and further push the sliding rods 44 to approach each other, and further drive the telescopic rods 47 to extend and drive the fixing blocks 35 and the supporting pads 19 to move right, so as to adjust the supporting pads 19 to a comfortable position.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. A schoolbag beneficial to development comprises a schoolbag, wherein a storage cavity is arranged in the schoolbag, a first zipper is arranged on the outer wall of the storage cavity, straps are symmetrically and fixedly arranged in the front and back of the right side of the schoolbag, an installation cavity is arranged on the right side of the storage cavity, an installation plate is arranged in the installation cavity, the installation plate can be fixedly installed in the left wall of the installation cavity, the installation plate can be disassembled when the schoolbag is cleaned, an elastic cushion back is fixedly arranged at the right end of the lower wall of the installation cavity, a second zipper is arranged between the upper end part of the elastic cushion back and the installation cavity, a supporting device is arranged between the installation plate and the schoolbag, a lifting device and a telescopic device are arranged in the supporting device, a supporting pad is arranged in the supporting device, the supporting pad can be supported on the buttocks of a person and can support the waist, the burden of the shoulder of the schoolbag on the buttocks can be, the lifting device can adjust the height of the supporting pad according to the stature of each person, the telescopic device can adjust the abutting degree of the supporting pad, and the lifting device and the telescopic device can enable the supporting pad and the back to be in a more comfortable state; the supporting device comprises an engaging cavity arranged on the lower wall of the mounting cavity, an inner gear connected to the lifting device is rotatably arranged in the engaging cavity, a power shaft is fixedly arranged at the lower end of the inner gear, a first knob is fixedly arranged at the lower end of the power shaft in a manner of extending to the outside, a bevel gear cavity is arranged in the mounting plate, a driving bevel gear is rotatably arranged in the bevel gear cavity, a second knob is fixedly arranged at the right end of the driving bevel gear and on the right side of the mounting plate, a driven bevel gear is arranged at the rear end of the driving bevel gear in a manner of engaging, a moving screw rod is fixedly arranged at the front and rear ends of the driven bevel gear, sliding plate cavities are symmetrically arranged at the front and rear sides of the bevel gear cavity, and; the lifting device comprises a lifting cavity which is communicated and arranged between the sliding plate cavities and has a right opening, a lifting plate is slidably arranged in the lifting cavity, a right-opening sliding guide cavity is symmetrically and vertically arranged in the lifting plate, a sliding guide plate is slidably arranged in the sliding guide cavity, a fixed block is fixedly arranged at the right end of the sliding guide plate, a supporting pad is fixedly arranged at the right end of the fixed block, the front end and the rear end of the lifting plate are symmetrically and in threaded connection with a lifting screw rod, a belt wheel cavity is arranged at the lower side of the lifting cavity, the lower end of the lifting screw rod extends into the belt wheel cavity and is fixedly provided with a belt wheel, a synchronous belt is wound between the belt wheels, a transmission shaft is fixedly arranged at the lower end of the belt wheel at the front side, and the lower; the telescopic device is including locating the smooth chamber of initiative in the middle of in the lifter plate, symmetry and slidable are equipped with the slide bar around in the smooth chamber of initiative, the slide bar is kept away from symmetric center one end and is extended to the slide intracavity and with the slide plate offsets, it has compression spring to fix between the slide bar to link, the smooth chamber right side of initiative is equipped with the flexible chamber of opening right, flexible intracavity rotation connect be equipped with the left end hinged joint in the telescopic link of slide bar, be equipped with driven smooth chamber in the fixed block, symmetry and slidable are equipped with the slider around in the driven smooth chamber, telescopic link right-hand member hinged joint in the slider.