CN218164521U

CN218164521U - Balanced stress shock attenuation knapsack

Info

Publication number: CN218164521U
Application number: CN202220633415.2U
Authority: CN
Inventors: 田瑞来
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-12-30
Anticipated expiration: 2032-03-22

Abstract

The utility model belongs to the technical field of the knapsack technique and specifically relates to an balanced atress shock attenuation knapsack, make the junction become elastic connection by rigid connection through back torsional spring structure, can two weights of connecting the meshbelt of balanced distribution when bearing the knapsack, through torsional spring structure reciprocating motion, thereby adjust two braces length respectively, make two balanced atresss of braces, inertial pressure when simultaneously can the cushioning movement again, shock attenuation when reaching the use, the effect of alleviating the burden, through the flexible length of first spacing meshbelt restriction elastic cord, prevent that it from exceeding the elasticity limit, guarantee elastic cord' S durability, through the home range of spacing chamber restriction gag lever post, restrict first torsional spring and second torsional spring excessively flexible, guarantee the durability of first torsional spring and second torsional spring, slide along the spacing groove through the braces, prevent that the braces left and right sides width is too big, improve the stationarity, make through the steel wire frame of S-shaped and attach more with the back of the human body, and increase the back width of cloth holding power, accord with ergonomic, and it is more comfortable.

Description

Balanced stress shock attenuation knapsack

Technical Field

The utility model belongs to the technical field of the knapsack technique and specifically relates to a balanced atress shock attenuation knapsack.

Background

Present backpack's braces all is fixed, does not have activity buffer space, people are carrying the knapsack for a long time, make the braces press down to the human body for a long time and tighten, cause the shoulder strain easily, especially the people is in the motion process, the motion of lodging highly can be done to the both shoulders, the high one side of shoulder can bear the weight of whole package, it is unsettled to connect the meshbelt in addition, and the easy landing, the balanced problem of atress of both shoulders in the motion process is solved to this patent, because connect the meshbelt not unsettled, it is also difficult for the landing to connect the meshbelt. And the joint between the back of the human body and the human body is soft, so that the support cannot be formed, and discomfort is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a comfortable, shock-absorbing and burden-reducing backpack capable of absorbing stress and preventing shoulder strain.

The utility model discloses the technical scheme who adopts does:

the utility model provides an balanced atress shock attenuation knapsack, include the inclusion and connect in two braces that are the symmetry and set up of inclusion rear side, the braces is including connecting the meshbelt, elastic band and first spacing meshbelt, one side that the inclusion was kept away from to the braces is equipped with the cover layer, be equipped with the steel wire frame between cover layer and the inclusion, the steel wire frame includes support body and two first torsional springs of symmetric connection in the support body inboard, the lower extreme of first torsional spring is connected with the spring link, two spring link interconnect, be equipped with concave part on the spring link, the one end and the concave part of connecting the meshbelt are connected, the other end passes through elastic band and is connected with the inclusion, the both ends of first spacing meshbelt are connected with the both ends of elastic band respectively, the upper end of first torsional spring is connected with the second torsional spring, upper end one side and the support body of second torsional spring are connected.

As the preferred, the braces still includes the spacing meshbelt of second, and the both ends of the spacing meshbelt of second all are connected with being connected the meshbelt, and its and be connected and form spacing chamber between the meshbelt, and the steel wire frame in-connection has the gag lever post, and the gag lever post runs through in spacing intracavity.

Preferably, the other side of the upper end of the second torsion spring is connected with a reinforcing rod, and the two reinforcing rods are connected with each other.

Preferably, the side of the wire frame is arranged in an S shape.

Preferably, a limiting groove is arranged between the covering layer and the bag body, and the braces are in sliding contact with the limiting groove.

The beneficial effects of the utility model reside in that:

the balanced stress damping backpack has the advantages that the connection position is changed from rigid connection into elastic connection through the elastic band, the weight of two connecting woven belts can be distributed in a balanced manner when the backpack is carried, the length of the straps is adjusted through the reciprocating motion of the first torsion spring and the second torsion spring, the two straps are stressed in a balanced manner, the inertia pressure during motion is buffered, and the effects of damping and load reduction during use are achieved;

the first limiting braid is used for limiting the telescopic length of the elastic band so as to prevent the elastic band from exceeding the elastic limit and ensure the durability of the elastic band, and the limiting cavity is used for limiting the moving range of the limiting rod so as to limit the first torsion spring and the second torsion spring to be excessively telescopic so as to prevent the first torsion spring and the second torsion spring from exceeding the elastic limit and ensure the durability of the first torsion spring and the second torsion spring;

the left and right sizes of the straps are prevented from being too large by sliding the straps along the limiting grooves, stability is improved, the straps are attached to the back of a human body more by the S-shaped steel wire frame, supporting force of the back sizes is increased, and the straps conform to ergonomics and are more comfortable.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a rear view of the structure of the present invention.

Fig. 3 is a schematic structural diagram of the wire frame.

Fig. 4 is a side view of the wire frame.

In the figure: 1. a bag body; 2. a harness; 3. connecting the woven belts; 4. elastic bands; 5. a first limit braid; 6. a second limit mesh belt; 7. a capping layer; 8. a steel wire frame; 9. a frame body; 10. a first torsion spring; 11. a spring connecting rod; 12. a groove part; 13. a reinforcing rod; 14. a limiting groove; 15. a second torsion spring; 16. a limiting rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an equilibrium atress shock attenuation knapsack, include inclusion 1 and connect in two braces 2 that are the symmetry setting of inclusion 1 rear side, braces 2 is including connecting meshbelt 3, elastic band 4 and first spacing meshbelt 5, one side that braces 2 kept away from inclusion 1 is equipped with hides layer 7, be equipped with steel wire frame 8 between hiding layer 7 and the inclusion 1, steel wire frame 8 includes support body 9 and symmetric connection in two inboard first torsional springs 10 of support body 9, the lower extreme of first torsional spring 10 is connected with spring connecting rod 11, two spring connecting rod 11 interconnect, be equipped with concave part 12 on the spring connecting rod 11, the one end and the concave part 12 of connecting meshbelt 3 are connected, the other end passes through elastic band 4 and is connected with inclusion 1, the both ends of first spacing meshbelt 5 are connected with elastic band 4's both ends respectively, the upper end of first torsional spring 10 is connected with second torsional spring 15, upper end one side of second torsional spring 15 is connected with support body 9.

In order to improve the elasticity, in this embodiment, preferably, the strap 2 further includes a second limit webbing 6, both ends of the second limit webbing 6 are connected to the connecting webbing 3, and a limit cavity is formed between the second limit webbing 6 and the connecting webbing 3, a limit rod 16 is connected to the steel wire frame 8, and the limit rod 16 penetrates through the limit cavity.

In order to improve the structural stability, in this embodiment, it is preferable that the other side of the upper end of the second torsion spring 15 is connected with a reinforcing rod 13, and the two reinforcing rods 13 are connected with each other.

In order to be attached to the back of the human body more conveniently, and to increase the supporting force of the back, which is in accordance with human engineering and more comfortable, in the present embodiment, preferably, the side surface of the wire frame 8 is disposed in an "S" shape.

In order to prevent the left and right width of the strap 2 from being too large and improve the stability, in this embodiment, it is preferable that a limiting groove 14 is provided between the cover layer 7 and the bag body 1, and the strap 2 is in sliding contact with the limiting groove 14.

The utility model discloses a theory of operation and use flow: the elastic band 4 changes the hard connection of the connection part into the elastic connection, the weight of the two connecting woven belts 3 can be distributed in a balanced manner when the backpack is carried, and the first torsion spring 10 and the second torsion spring 15 reciprocate to adjust the length of the two straps 2, so that the two straps 2 are stressed in a balanced manner, the inertia pressure during buffer movement is realized, and the effects of shock absorption and burden reduction during use are achieved.

The elastic band 4 is limited in the stretching length by the first limit mesh belt 5, the elastic band 4 is prevented from exceeding the elastic limit, the durability of the elastic band 4 is guaranteed, the moving range of the limit rod 16 is limited by the limit cavity, the first torsion spring 10 and the second torsion spring 15 are further limited to be excessively stretched, the elastic band is prevented from exceeding the elastic limit, and the durability of the first torsion spring 10 and the second torsion spring 15 is guaranteed.

The left and right sizes of the braces 2 are prevented from being too large by sliding the braces 2 along the limiting grooves 14, the stability is improved, the braces are attached to the back of a human body more closely by the S-shaped steel wire frames 8, the supporting force of the back sizes is increased, the braces accord with ergonomics, and the braces are more comfortable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an equilibrium atress shock attenuation knapsack, includes inclusion (1) and connects in two braces (2) that are the symmetry and set up of inclusion (1) rear side, its characterized in that: braces (2) are including connecting meshbelt (3), elastic (4) and first spacing meshbelt (5), one side that backpack body (1) was kept away from in braces (2) is equipped with cover layer (7), be equipped with steel wire frame (8) between cover layer (7) and backpack body (1), steel wire frame (8) are including support body (9) and symmetric connection in two inboard first torsional springs (10) of support body (9), the lower extreme of first torsional spring (10) is connected with spring link rod (11), two spring link rod (11) interconnect, be equipped with concave part (12) on spring link rod (11), the one end of connecting meshbelt (3) is connected with concave part (12), and the other end passes through elastic (4) and is connected with backpack body (1), the both ends of first spacing meshbelt (5) are connected with the both ends of elastic (4) respectively, the upper end of first torsional spring (10) is connected with second torsional spring (15), upper end one side of second torsional spring (15) is connected with support body (9).

2. The balanced force absorbing backpack of claim 1, wherein: the braces (2) still include spacing meshbelt (6) of second, the both ends of the spacing meshbelt of second (6) all are connected with connection meshbelt (3), and its and connect and form spacing chamber between meshbelt (3), gag lever post (16) are connected to steel wire frame (8) in, gag lever post (16) run through in spacing intracavity.

3. The equalized force-absorbing backpack of claim 2, wherein: the other side of the upper end of the second torsion spring (15) is connected with a reinforcing rod (13), and the two reinforcing rods (13) are connected with each other.

4. The balanced force absorbing backpack of claim 1, wherein: the side surface of the steel wire frame (8) is arranged in an S shape.

5. The balanced force absorbing backpack of claim 1, wherein: a limiting groove (14) is arranged between the covering layer (7) and the bag body (1), and the braces (2) are in sliding contact with the limiting groove (14).