CN207011907U - It is a kind of to prevent bow-backed school bag - Google Patents

Abstract

Prevent bow-backed school bag the utility model discloses a kind of, the school bag is made up of school bag body, brace and umbrella fixing support three parts；Four are symmetrically arranged with left and right sides of the patch back side top and the bottom of school bag body and wears mouth, including mouth is worn on two left Chuan Kou and two right sides；Schoolbag brace is symmetrical into intersecting, and patch has a fixing end at the top of the back side, and two brace tops are fixed by this fixing end, and the free end of a brace is worn mouth from upper right and penetrated, and is passed after school bag pastes back side internal layer from lower-left Chuan Kou；The free end of another brace is penetrated from upper left Chuan Kou, is passed after school bag pastes back side internal layer from bottom right Chuan Kou, and two braces are laid in school bag patch back side internal layer in intersection；A pair of hasps worked in coordination are connected on the free end of two braces.By the design and placement of this structure, scientifically brace is incorporated on school bag rear wall, deploys the both shoulders of user, reaches the purpose for preventing and correcting hunchback.

Description

It is a kind of to prevent bow-backed school bag

Technical field

The utility model belongs to daily necessities field, is related to a kind of knapsack, especially a kind of to prevent bow-backed school bag.

Background technology

School bag is the necessity of student life, but existing its structure of some school bags and not reasonable, its two books Bag brace is slack and undisciplined to be set on two shoulders, and brace adjustability is poor.After user is by school bag back, because brace is longer, school bag will Waist is hung down to, mechanical property is poor, makes the increase of shoulder stress, easily causes user's fatigue.And because schoolbag brace is looser, the back of the body Band tends not to accurately be enclosed on both shoulders, but is enclosed on both arms top.Student in order to keep balancing, have to turn forward by upper body. Adolescent student skeleton development is not perfect enough, carry everyday it is this design it is inconsiderate arrive, the not reasonable school bag of structure is gone to school, Accumulate over a long period, cause student to compromise health containing chest, the extremely preceding song of backbone.Student goes to school and leaves school what is taken when rainy day Thing is a lot, it is difficult to and free hand to take umbrella, and hold up an umbrella and easily take sb's mind off sth, it is also dangerous to student.It is therefore desirable to set A kind of school bag for preventing bow-backed and fixed umbrella rational in infrastructure, easy to use is counted to solve these problems.

The content of the invention

The purpose of this utility model is solve problems of the prior art, and provide one kind can prevent it is bow-backed and The school bag of fixed umbrella.To realize the purpose, the technical solution adopted in the utility model is as follows：

A kind of to prevent bow-backed school bag, the school bag is made up of school bag body, brace and umbrella fixing support three parts；School bag sheet Four, which are symmetrically arranged with, at left and right sides of the patch back side (referring to that school bag body presses close to the one side at back) top and the bottom of body wears mouth, including two Mouth is worn on individual left Chuan Kou and two right side, is worn mouth for four and is distributed on the patch back side in isosceles trapezoid；Schoolbag brace is into crossed-symmetrical Distribution, there is a fixing end at the top of the patch back side, two brace tops are fixed by this fixing end, and the free end of a brace is from upper right Wear mouth to penetrate, passed after school bag pastes back side internal layer from lower-left Chuan Kou；The free end of another brace penetrates from upper left Chuan Kou, Confucian classics Passed after bag patch back side internal layer from bottom right Chuan Kou, two braces are laid in school bag patch back side internal layer in intersection；In two braces A pair of hasps worked in coordination are connected on free end.

Preferably, it is interspersed with hard plate in the described patch back side.

Preferably, there is a umbrella fixing support on described school bag body top, fixed mount is totally by two layers of rectangular frame group Into every layer of frame mid portion has half rounded ring body, and two semicircle ring bodies join together, for clamping the umbrella handle of umbrella；Two layers Framework is adjusted by regulating bolt and fixes and adjust clearance distance.When in use by regulating bolt, umbrella umbrella handle can be fixed On fixed mount, umbrella can be fixed on school bag by rainy day, liberate both hands, convenient and practical.

Preferably, the internal radius that two semicircle ring bodies are formed after closely splicing is slightly less than outside umbrella handle to be fixed Footpath.

Preferably, the described patch back side and/or brace Surface mulch sponge material.

As being preferable over, described umbrella fixing support is made of rush-resisting material.

Preferably, the semicircle ring body, which contacts side with umbrella handle, is provided with friction material bed course.

Compared with prior art, the beneficial effects of the utility model are：Design and placement of the invention by this structure, Scientifically brace is incorporated on school bag rear wall, two brace back segments make brace can by setting regulating part and fastener in its free end It is buckled in loins；After user's back school bag, the elastic of brace can be controlled, when in use, user can lead to by adjusting fastener The elasticity of brace is overregulated, the both shoulders stress of user is deployed backward, reaches the purpose squared one's shoulders, and mutually match by two To hasp, after brace is fixed on waist, knapsack will be close to back, and reasonably by both shoulders, the power to be born shares waist Portion, mitigate the burden of both shoulders.And its stress point is stably fallen within two shoulders, it is sagging not only to overcome the downslide of school bag, on the contrary, can Coordinate the deadweight of the strength and school bag collected using book strap, give the pulling force of both shoulders backward, the thrust of waist forward, make student's Both shoulders deploy backward, and chest is straightened, so as to reach the effect for preventing and correcting crookback.In addition, it can also pacify when raining Umbrella is loaded onto, avoids the student's thing to be taken of going to school and leaving school too many, it is difficult to free hand to take umbrella, reduce the scattered of attention of student, The inherently safe of student is improved, it is simple in construction, easy to use, easy to spread.

Brief description of the drawings

Fig. 1 is a kind of front view (umbrella stationary state) for preventing bow-backed school bag；

Fig. 2 is a kind of front view (unlocked umbrella state) for preventing bow-backed school bag；

Fig. 3 is a kind of umbrella fixing support front view for preventing bow-backed school bag.

Embodiment

The present invention is further elaborated and illustrated with reference to the accompanying drawings and detailed description.Each implementation in the present invention The technical characteristic of mode can carry out respective combination on the premise of not colliding with each other.

As shown in figure 1, the top of school bag body 12 of the present embodiment is provided with a umbrella fixing support, umbrella 13 can pass through fixed mount Be fixed on school bag, umbrella 13 installed when rainy, avoid student go to school and leave school the thing to be taken more be difficult to free hand to take umbrella, subtract Scattered, the raising safety of student of few notice.

As shown in Fig. 2 it is from the schematic perspective view of school bag rear wall gained directly perceived, as seen from the figure, the utility model includes School bag and brace (brace is two, and on the patch back side 1), it is characterized in that：Mouth 2, bottom left are worn provided with a upper left side in the patch back side 1 Wear mouth 3 and it is upper right wear mouth 4, bottom right wears mouth 5, four wear mouth patch the back side 1 in isosceles trapezoid be distributed.The top of the patch back side 1 has one Fixing end 8, right brace 6, one end of left brace 7 are fixed on the patch back side 1 by fixing end 8, and the other end is free end 9.The right back of the body Band 6 penetrates from upper right mouth 4 of wearing, and wearing mouth 3 from bottom left through the inner side of the patch back side 1 passes；Left brace 7 is worn mouth 2 from a upper left side and penetrated, and is carried on the back through patch The inner side of face 1 and right brace 6 are worn mouth 5 from bottom right and passed into intersecting.There are regulating part 10, fastener 11 in the free end 9 of two braces, can Convenient regulation schoolbag brace length is simultaneously detained solid.

It is made up of as shown in figure 3, the umbrella fixing support 14 of knapsack is overall two layers of rectangular frame 16, every layer of middle part of framework 16 is One semicircle ring body, the internal radius that two semicircle ring bodies are formed after closely splicing are slightly less than umbrella handle external diameter to be fixed, Semicircle ring body contacts side with umbrella handle and is provided with friction material bed course, such as rubber, to improve frictional force and stability maintenance.Two Layer framework 16 combines latter two semicircle ring body and joined together, can fixing umbrella.Spiral shell is offered between two layers of rectangular frame 16 Hole, and be interspersed with bolt retainer 15, distance between the two can be bolted part 15 and adjust.Umbrella fixing support is using stainless The rush-resisting material such as steel or rigid plastics is made.

In order that user back can be straight and upright, paste in the back side and be preferably interspersed with hard plate.Paste the back side 1 and brace top layer Sponge material is covered, to improve comfort level.

In use, after user's back knapsack, regulating part 10 and fastener 11 positioned at brace end, control be can adjust Make right brace 6, left brace 7 it is elastic, the both shoulders stress of user is deployed backward, reach the purpose squared one's shoulders, and pass through two The regulating part 10 and fastener 11 mutually to match, after right brace 6, left brace 7 are fixed on waist, knapsack will be close to back, and close The power to be born both shoulders of reason shares waist, mitigates the burden of both shoulders.And its stress point is stably fallen within two shoulders, no Only overcome that the downslide of school bag is sagging, on the contrary, coordinating the deadweight of the strength and school bag collected using book strap, to both shoulders backward Pulling force, the thrust of waist forward, the both shoulders of student is deployed backward, chest is straightened, and contains chest so as to reach to prevent and correct Bow-backed effect.There is a umbrella fixing support 14 on school bag body top, can be by the umbrella handle of umbrella 13 when in use by regulating bolt 15 It is fixed on fixed mount, umbrella can be fixed on school bag by rainy day, liberate both hands, convenient and practical.

Embodiment described above is a kind of preferable scheme of the present invention, and so it is not intended to limiting the invention.Have The those of ordinary skill of technical field is closed, without departing from the spirit and scope of the present invention, various changes can also be made Change and modification.Therefore the technical scheme that all modes for taking equivalent substitution or equivalent transformation are obtained, the guarantor of the present invention is all fallen within In the range of shield.

Claims (7)

1. a kind of prevent bow-backed school bag, it is characterised in that the school bag is by school bag body, brace and umbrella fixing support three parts group Into；Four are symmetrically arranged with left and right sides of the patch back side top and the bottom of school bag body and wears mouth, including two left Chuan Kou and two right sides are worn Mouthful, wear mouth for four and be distributed on the patch back side in isosceles trapezoid；Schoolbag brace is symmetrical into intersecting, at the top of the patch back side There is a fixing end, two brace tops are fixed by this fixing end, and the free end of a brace is worn mouth from upper right and penetrated, and are pasted and are carried on the back through school bag From lower-left, Chuan Kou is passed after the internal layer of face；The free end of another brace penetrates from upper left Chuan Kou, from right after school bag pastes back side internal layer Under wear mouth and pass, two braces are laid in intersecting in school bag patch back side internal layer；It is connected on the free end of two braces A pair of hasps worked in coordination.

2. the bow-backed school bag of prevention as claimed in claim 1, it is characterised in that be interspersed with hard in the described patch back side and put down Plate.

3. the bow-backed school bag of prevention as claimed in claim 1, it is characterised in that described school bag body top has a umbrella to consolidate Determine frame, fixed mount is totally made up of two layers of rectangular frame, and every layer of frame mid portion has half rounded ring body, two semicircle ring bodies pair To splicing, for clamping the umbrella handle of umbrella；Two layers of framework is adjusted by regulating bolt and fixes and adjust clearance distance.

4. the bow-backed school bag of prevention as claimed in claim 3, it is characterised in that two semicircle ring bodies are formed after closely splicing Internal radius be slightly less than umbrella handle external diameter to be fixed.

5. the bow-backed school bag of prevention as claimed in claim 1, it is characterised in that the described patch back side and/or brace top layer is covered Lid sponge material.

6. the bow-backed school bag of prevention as claimed in claim 3, it is characterised in that described umbrella fixing support uses rush-resisting material It is made.

7. the bow-backed school bag of prevention as claimed in claim 3, it is characterised in that the semicircle ring body contacts side with umbrella handle Provided with friction material bed course.