CN215189840U

CN215189840U - Anti-falling device for children schoolbag

Info

Publication number: CN215189840U
Application number: CN202121356371.5U
Authority: CN
Inventors: 周晴圆
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-17
Anticipated expiration: 2031-06-17

Abstract

The utility model provides a children's schoolbag anticreep falls device relates to schoolbag technical field, including schoolbag body and protector, the drop cloth has been sewed up to the upper end needle line of schoolbag body, two braces have been sewed up to the surface needle line of schoolbag body, the surface of braces is equipped with protector, protector includes the guard plate, the surface and the braces fixed connection of guard plate, the card hole has evenly been seted up on the surface of guard plate, the inner wall swing joint in card hole has the card pipe, the inner wall welding of card pipe has the spacer block, two spring A of the equal fixedly connected with in both sides of spacer block, the one end fixedly connected with kelly that two spring A kept away from each other, the fixed surface of card pipe is connected with the mount. The utility model discloses, it is relatively poor to have solved the spacing effect between braces and the children's health of traditional schoolbag, and when children carried traditional schoolbag on the back, the schoolbag drops from children's shoulder easily, not only causes books to take place to damage easily, but also can make dirty the schoolbag, influences the problem that the schoolbag used.

Description

Anti-falling device for children schoolbag

Technical Field

The utility model relates to a schoolbag technical field especially relates to a children's schoolbag anticreep falls device.

Background

The schoolbag is a bag made of cloth, leather and the like, students carry textbooks and stationery, and the schoolbag is developed to be a bag which can reduce the burden of the students according to the change of the aesthetic taste of consumers, and is common in daily life.

When children use the schoolbag to assist in carrying books, because the spacing effect between the braces of the traditional schoolbag and the body of the children is poor, when the children carry the traditional schoolbag on the back, the schoolbag is easy to fall off from the shoulders of the children, which not only easily causes the damage of the books, but also can stain the schoolbag to influence the use of the schoolbag.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the spacing effect between the braces of the traditional schoolbag and the body of the child is poor in the prior art, when the child carries the traditional schoolbag on the back, the schoolbag is easy to fall off from the shoulder of the child, not only is the damage of the books easily caused, but also the schoolbag can be dirtied, the use of the schoolbag is influenced, and the anti-falling device of the schoolbag for the child is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-falling device of a schoolbag for children comprises a schoolbag body and a protective device, wherein a cover cloth is sewn on upper end needle threads of the schoolbag body, two braces are sewn on surface needle threads of the schoolbag body, the protective device is arranged on the surfaces of the braces, the protective device comprises a protective plate, the surface of the protective plate is fixedly connected with the braces, clamp holes are uniformly formed in the surface of the protective plate, clamp pipes are movably connected to the inner walls of the clamp holes, partition blocks are welded on the inner walls of the clamp pipes, two springs A are fixedly connected to two sides of each partition block, one ends, far away from each other, of the two springs A are fixedly connected with clamp rods, a fixed frame is fixedly connected to the surface of each clamp pipe, a rotating shaft is rotatably connected to the surface of the fixed frame, elastic cloth is fixedly connected to arc surfaces of the two rotating shafts, one end of the rotating shaft is fixedly connected with a handle, and gears are fixedly connected to the arc surfaces of the handle, the tooth surface of the gear is engaged with a clamping block, the lower surface of the clamping block is fixedly connected with a spring B, the lowest end of the spring B is fixedly connected with a connecting plate, and the surface of the connecting plate is fixedly connected with the fixing frame.

Preferably, the sliding grooves are formed in the two ends of the clamping pipe, the inner wall of each sliding groove is connected with a pulling plate in a sliding mode, and the surface of each pulling plate is fixedly connected with the clamping rod.

Preferably, the size of the clamping pipe is smaller than that of the clamping hole, and the sum of the sizes of the two clamping rods and the clamping pipe is larger than that of the clamping hole.

Preferably, the lower surface of schoolbag body is equipped with auxiliary device, auxiliary device includes two guide bars, two the equal fixed connection of guide bar is on the surface of schoolbag body, the arc surface sliding connection of guide bar has the buckle, the surperficial threaded connection of buckle has the screw rod, the surperficial swing joint of buckle has the buckle, two the fixed surface of buckle is connected with the bottom plate.

Preferably, the lower surface of the bottom plate is provided with a plurality of anti-slip grooves, and the anti-slip grooves are uniformly distributed on the surface of the bottom plate.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, by arranging the protection device, the fixture block is firstly pulled downwards to move out the fixture block from the tooth surface of the gear, then the handle is rotated to drive the rotating shaft to rotate, the rotating shaft starts to wind the elastic cloth to achieve the effect of adjusting the usable length of the elastic cloth, after the proper length is adjusted, the fixture block is loosened, the fixture block can receive the elastic force of the spring B, the fixture block can be clamped on the tooth surface of the gear again to achieve the effect of fixing the position of the rotating shaft, then the child backs on the shoulder strap and the schoolbag, then pulls the two pulling plates to move the two pulling plates towards the direction of approaching each other, the two pulling plates can drive the clamping rod to move towards the direction of approaching each other, at the moment, the clamping rod can move into the clamping pipe, then the clamping pipe slides in along the inner wall of the clamping hole of the protection plate, then the two pulling plates are loosened, at the moment, the two pulling plates can receive the elastic force of the spring A to move towards the direction of keeping away from each other, two kellies can block between guard plate and braces, and the elasticity cloth can be fixed between two braces this moment, and the elasticity cloth has played the condition of avoiding the braces to slide from children's shoulder and has appeared, through setting up protector, has reached the effect of reinforcing braces and the spacing intensity of children's shoulder, and then has avoided the condition that the braces drops from children's shoulder to appear, and then has improved the practicality of schoolbag body.

2. In the utility model, the auxiliary device is arranged, before the schoolbag is used by children, the screw rod is firstly rotated to separate the screw rod from the surface of the schoolbag body, then the two buckles are pulled to move towards the direction away from each other, then the two buckles on the bottom plate are placed between the two buckles, then the two buckles are pulled to move towards the direction close to each other, the two buckles can be clamped into the two buckles, then the screw rod is rotated to extrude the screw rod again at the bottom of the schoolbag body, the effect of mounting the bottom plate on the schoolbag body is achieved, when the schoolbag is not used, the schoolbag can be directly placed on the ground, the anti-skid groove on the bottom plate has the effect of increasing the friction force between the bottom plate and the ground, the effect of facilitating the children to directly place the schoolbag body on the ground after taking down the schoolbag body is achieved by arranging the auxiliary device, and further avoiding the effect of inconvenient cleaning of the schoolbag body, thereby improving the practicability of the schoolbag body.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a child schoolbag falling prevention device provided by the utility model;

fig. 2 is a schematic structural view of the rear side of fig. 1 of a child schoolbag falling prevention device provided by the utility model;

FIG. 3 is a schematic view of the structure of a harness of the anti-falling device for children schoolbag;

FIG. 4 is a schematic view of a part of the structure of a protector of a child schoolbag falling prevention device provided by the utility model;

fig. 5 is a schematic structural view of the utility model provides a child schoolbag anti-falling device auxiliary device.

Illustration of the drawings: 1. a schoolbag body; 2. covering cloth; 3. a harness; 4. a guard; 401. a protection plate; 402. a clamping hole; 403. clamping the pipe; 404. a spring A; 405. a clamping rod; 406. a fixed mount; 407. a rotating shaft; 408. an elastic cloth; 409. a handle; 410. a gear; 411. a clamping block; 412. a spring B; 413. pulling a plate; 5. an auxiliary device; 51. a guide bar; 52. buckling; 53. a screw; 54. a retaining ring; 55. a base plate; 56. and (4) an anti-slip groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The embodiment, as shown in fig. 1-5, provides a child schoolbag anti-falling device, which comprises a schoolbag body 1 and a protection device 4, wherein a cover cloth 2 is sewed on the upper end needle thread of the schoolbag body 1, two braces 3 are sewed on the surface needle thread of the schoolbag body 1, and the protection device 4 is arranged on the surface of the braces 3.

The specific arrangement and function of the guard means 4 and the auxiliary means 5 will be described in detail below.

As shown in fig. 2 and 3, the protection device 4 includes a protection plate 401, the surface of the protection plate 401 is fixedly connected with the strap 3, the surface of the protection plate 401 is uniformly provided with a clamp hole 402, the inner wall of the clamp hole 402 is movably connected with a clamp pipe 403, the inner wall of the clamp pipe 403 is welded with a spacer, two sides of the spacer are fixedly connected with two springs a404, the ends of the two springs a404 away from each other are fixedly connected with a clamp rod 405, the surface of the clamp pipe 403 is fixedly connected with a fixing frame 406, the surface of the fixing frame 406 is rotatably connected with a rotating shaft 407, the arc surfaces of the two rotating shafts 407 are fixedly connected with an elastic cloth 408, one end of the rotating shaft 407 is fixedly connected with a handle 409, the arc surface of the handle 409 is fixedly connected with a gear 410, the tooth surface of the gear 410 is engaged with a clamp block 411, the lower surface of the clamp block 411 is fixedly connected with a spring B412, the lowest end of the spring B412 is fixedly connected with a connecting plate, the surface of the connecting plate is fixedly connected with the fixing frame 406, the both ends of card pipe 403 are seted up the spout, and the inner wall sliding connection of spout has arm-tie 413, and the surface of arm-tie 413 and card pole 405 fixed connection, the size of card pipe 403 is less than the size of card hole 402, and the size sum of two card poles 405 and card pipe 403 is greater than the size of card hole 402.

The whole protection device 4 achieves the effect that by arranging the protection device 4, the fixture block 411 is firstly pulled downwards to move the fixture block 411 out of the tooth surface of the gear 410, then the handle 409 is rotated, the handle 409 drives the rotating shaft 407 to rotate, the rotating shaft 407 starts to wind the elastic cloth 408, the effect of adjusting the usable length of the elastic cloth 408 is achieved, after the appropriate length is adjusted, the fixture block 411 is loosened, the fixture block 411 is subjected to the elastic force of the spring B412, the fixture block 411 is clamped on the tooth surface of the gear 410 again, the effect of fixing the position of the rotating shaft 407 is achieved, then a child carries the harness 3 and the schoolbag on the back, then pulls the two pull plates 413 to enable the two pull plates 413 to move towards the direction close to each other, the two pull plates 413 drive the clamping rods 405 to move towards the direction close to each other, at the clamping rods 405 move into the clamping pipe 403 at the moment, and then the clamping pipe 403 slides in along the inner wall of the clamping hole 402 of the protection plate 401, loosen two arm-tie 413 next, two arm-tie 413 can receive the elasticity of spring A404 this moment and remove to the direction of keeping away from each other, two kellies 405 can block between guard plate 401 and braces 3, elasticity cloth 408 can be fixed between two braces 3 this moment, elasticity cloth 408 has played the condition of avoiding braces 3 landing from children's shoulder and has appeared, through setting up protector 4, the effect of reinforcing braces 3 and children's shoulder spacing intensity has been reached, and then the condition of having avoided braces 3 to drop from children's shoulder appears, and then the practicality of schoolbag body 1 has been improved.

As shown in fig. 1 and 4, the lower surface of the schoolbag body 1 is provided with the auxiliary device 5, the auxiliary device 5 comprises two guide rods 51, the two guide rods 51 are fixedly connected to the surface of the schoolbag body 1, the arc surface of each guide rod 51 is connected with a buckle 52 in a sliding manner, the surface of each buckle 52 is connected with a screw 53 in a threaded manner, the surface of each buckle 52 is movably connected with a buckle 54, the surface of each buckle 54 is fixedly connected with a bottom plate 55, the lower surface of each bottom plate 55 is provided with a plurality of anti-slip grooves 56, and the plurality of anti-slip grooves 56 are uniformly distributed on the surface of each bottom plate 55.

The whole auxiliary device 5 achieves the effect that by arranging the auxiliary device 5, before a child uses the schoolbag, the screw 53 is rotated to enable the screw 53 to be separated from the surface of the schoolbag body 1, then the two buckles 52 are pulled to enable the two buckles 52 to move towards the direction away from each other, then the two buckles 54 on the bottom plate 55 are placed between the two buckles 52, then the two buckles 52 are pulled to enable the two buckles 52 to move towards the direction close to each other, the two buckles 52 can be clamped into the two buckles 54, then the screw 53 is rotated to enable the screw 53 to extrude the bottom of the schoolbag body 1 again, the effect of mounting the bottom plate 55 on the schoolbag body 1 is achieved, when the schoolbag is not used, the schoolbag can be directly placed on the ground, the anti-skid grooves 56 on the bottom plate 55 have the effect of increasing the friction force between the bottom plate 55 and the ground, by arranging the auxiliary device 5, the effect of facilitating the child to take down the schoolbag body 1 is achieved, can directly put the effect subaerial, and then avoided making dirty schoolbag body 1 inconvenient effect of wasing, and then improved schoolbag body 1's practicality.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a children's schoolbag anticreep falls device which characterized in that: the schoolbag comprises a schoolbag body (1) and a protection device (4), wherein a cover cloth (2) is sewn on upper end needle lines of the schoolbag body (1), two braces (3) are sewn on surface needle lines of the schoolbag body (1), the protection device (4) is arranged on the surface of each brace (3), the protection device (4) comprises a protection plate (401), the surface of each protection plate (401) is fixedly connected with the corresponding brace (3), clamping holes (402) are uniformly formed in the surface of each protection plate (401), a clamping pipe (403) is movably connected to the inner wall of each clamping hole (402), a partition block is welded to the inner wall of each clamping pipe (403), two springs A (404) are fixedly connected to two sides of the partition block, one ends, far away from each other, of the springs A (404) are fixedly connected with clamping rods (405), a fixing frame (406) is fixedly connected to the surface of each clamping pipe (403), and a rotating shaft (407) is rotatably connected to the surface of the fixing frame (406), the arc surfaces of the two rotating shafts (407) are fixedly connected with elastic cloth (408).

2. The child schoolbag anti-dropping device as claimed in claim 1, wherein: one end fixedly connected with handle (409) of pivot (407), the arc surface fixedly connected with gear (410) of handle (409), the flank meshing of gear (410) has fixture block (411), the lower surface fixedly connected with spring B (412) of fixture block (411), the lower extreme fixedly connected with connecting plate of spring B (412), the surface and mount (406) fixed connection of connecting plate.

3. The child schoolbag falling prevention device as claimed in claim 2, wherein: the both ends of card pipe (403) have been seted up the spout, and the inner wall sliding connection of spout has arm-tie (413), the surface and the kelly (405) fixed connection of arm-tie (413).

4. The child schoolbag anti-dropping device as claimed in claim 3, wherein: the size of the clamping tube (403) is smaller than that of the clamping hole (402), and the sum of the sizes of the two clamping rods (405) and the clamping tube (403) is larger than that of the clamping hole (402).

5. The child schoolbag anti-dropping device as claimed in claim 4, wherein: the lower surface of schoolbag body (1) is equipped with auxiliary device (5), auxiliary device (5) include two guide bars (51), two the equal fixed connection in the surface of schoolbag body (1) of guide bar (51), the arc surface sliding connection of guide bar (51) has buckle (52), the surperficial threaded connection of buckle (52) has screw rod (53), the surperficial swing joint of buckle (52) has buckle (54), two the fixed surface of buckle (54) is connected with bottom plate (55).

6. The child schoolbag anti-falling device as claimed in claim 5, wherein: the anti-skidding structure is characterized in that a plurality of anti-skidding grooves (56) are formed in the lower surface of the bottom plate (55), and the anti-skidding grooves (56) are uniformly distributed on the surface of the bottom plate (55).