CN213524256U

CN213524256U - Pressure-releasing backpack

Info

Publication number: CN213524256U
Application number: CN202022468676.7U
Authority: CN
Inventors: 赖炎昌
Original assignee: Guangzhou Ladefi Leather Co ltd
Current assignee: Chen Lijuan
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-06-25
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to a knapsack technical field specifically discloses a two shoulder backpacks of pressure release of subtracting, shoulder including knapsack body and two, the back of knapsack body is equipped with the backplate, is equipped with between backplate and the baldric and subtracts burden subassembly, a serial communication port, the subassembly of subtracting include fly leaf and elastic component, the upper and lower both ends of fly leaf are connected with the upper end of baldric and the upper end of elastic component respectively, the lower extreme of elastic component is connected with the backplate, and the elastic component is including setting up in opposite directions, being left slant elastic webbing and the right slant elastic webbing that V type was arranged for at the user walk about the in-process, the resilience direction and the vertical direction of elastic component are certain angle, more tend to the actual atress direction of baldric, make the resilience of elastic component subtract burden more smoothly, more high-efficient, and then make the elastic component exert better resilience and subtract burden function, effectively alleviate simultaneously or avoid leading to the uneven atress of each inside and outside because of the application of elastic component, The two shoulder belts move inwards, and the use comfort of the backpack is better.

Description

Pressure-releasing backpack

Technical Field

The utility model relates to a knapsack technical field especially relates to a two-shoulder knapsack of pressure release subtracts negative pressure.

Background

The backpack is a daily product, provides convenience for people to carry articles when going out, but is easy to cause fatigue and discomfort of shoulders of a human body when the backpack carries heavy articles or needs to be carried for a long time.

Among the prior art, patent CN209436548U discloses a antigravity knapsack, including the knapsack body, shoulder the belt, the back of knapsack body is equipped with mobilizable decompression piece, the upper end of shoulder the belt with subtract the preforming upper end and link to each other, the lower extreme of shoulder the belt links to each other with the lower part of knapsack body, subtract and be equipped with the connecting band of constituteing by fixed band and the elastic webbing that links to each other with the fixed band between the back of preforming and knapsack body, fixed band fixed connection is on decompression piece, the lower extreme at the fixed band is connected to the elastic webbing upper end, the back lower extreme at the knapsack body is connected to the. This patent is through setting up the elastic webbing in order to reach the effect of subtracting burden between baldric and the knapsack body, but because its elastic webbing sets up along knapsack vertical direction, and in fact, in the knapsack use, the atress trend of baldric is not along vertical direction, but be certain inclination, therefore, the decompression buffering effect that the elastic webbing of this patent can reach is limited, the effect of subtracting burden that reaches is not good, and the application of force that leads to each baldric inside and outside atress inequality because of the elastic webbing easily, two baldric inward movement scheduling problems, cause the discomfort of user's shoulder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a more comfortable and better burden-reducing pressure-releasing backpack aiming at the existing technical situation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a two shoulder backpacks of pressure release subtract negative pressure, includes knapsack body and two baldrics, the back of knapsack body is equipped with the backplate, is equipped with the burden reduction subassembly between backplate and the baldric, its characterized in that, the burden reduction subassembly include fly leaf and elastic component, the upper and lower both ends of fly leaf are connected with the upper end of baldric and the upper end of elastic component respectively, the lower extreme of elastic component is connected with the backplate, and the elastic component includes sets up in opposite directions, is left slant elastic webbing and the right slant elastic webbing of V type range.

Preferably, the below of fly leaf still is equipped with the fixed band, and the lower extreme of left slant elastic webbing and right slant elastic webbing all locates between fixed band and the backplate.

Preferably, the fixing band is arranged on the height interval between one third and one half of the back plate according to the overall height of the back plate.

Preferably, the two shoulder straps are respectively provided with a left connecting end and a right connecting end which are connected with the movable plate, the left oblique elastic belt is located on a connecting line between the left connecting end and the fixing belt, and the right oblique elastic belt is located on a connecting line between the right connecting end and the fixing belt.

Preferably, the backboard is further provided with a longitudinal positioning belt arranged along the vertical direction, the upper end of the longitudinal positioning belt is connected with the upper end of the movable plate, the lower end of the longitudinal positioning belt is connected with the lower end of the elastic piece, and the longitudinal positioning belt is located on the outer side of the movable plate and the elastic piece.

Preferably, the longitudinal positioning area including braid section and the deformation section that from top to bottom sets up, the deformation section includes compound layer of each other superimposed and fixed bed, and the end to end both ends interconnect of compound layer and fixed bed.

Preferably, a transverse positioning belt arranged along the horizontal direction is arranged on the outer side of the braid section, a limiting channel is formed between the transverse positioning belt and the back plate, and the braid section penetrates through the limiting channel.

Preferably, each the baldric equally divide and do not include first connecting band, second connecting band and connecting piece, the upper end of first connecting band is connected with the fly leaf, and the lower extreme of first connecting band is connected with supplementary elastic cord, the lower extreme of second connecting band is connected with the lower extreme of backplate body, through connecting piece interconnect between the upper end of second connecting band and the supplementary elastic cord.

Preferably, the first connecting belt is internally filled with a sponge layer.

Preferably, the outside of backplate still is equipped with PE offset plate and outer jacket from inside to outside in proper order, form the chamber that holds that is used for holding the subtracting burden subassembly between PE offset plate and the outer jacket.

The beneficial effects of the utility model reside in that:

the utility model discloses in, set up the elastic component into left slant elastic webbing and right slant elastic webbing that are the V type range, make at the user in-process of walking about, the resilience direction and the vertical direction of elastic component are certain angle, more tend to the actual atress direction of baldric, make the resilience of elastic component subtract burden more smooth and easy, it is more efficient, and then make the better resilience of elastic component performance subtract burden function, effectively alleviate simultaneously or avoid leading to respectively baldric inside and outside atress inequality because of the application of force of elastic component, the inside removal scheduling problem is shouldered to two, the use comfort of knapsack is better.

Drawings

Fig. 1 is an exploded view of the pressure-reducing backpack of the present invention.

Fig. 2 is a schematic structural diagram of the load reduction assembly.

Fig. 3 is a schematic structural view of the shoulder strap of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments:

referring to fig. 1-3, the present invention discloses a burden-reducing and pressure-releasing backpack, which includes a backpack body 1 and two shoulder straps 2, a back plate 11 is disposed on the back of the backpack body 1, a burden-reducing assembly 3 is disposed between the back plate 11 and the shoulder straps 2, the burden-reducing assembly 3 includes a movable plate 31 and an elastic member 32, the upper and lower ends of the movable plate 31 are respectively connected to the upper ends of the shoulder straps 2 and the upper end of the elastic member 32, the lower end of the elastic member 32 is connected to the back plate 11, and the elastic member 32 includes a left oblique elastic band 321 and a right oblique elastic band 322 which are oppositely disposed and arranged in a V-shape.

The utility model discloses in, set up elastic component 32 into left slant elastic webbing 321 and right slant elastic webbing 322 that are the V type and arrange, make at the user in-process of walking about, elastic component 32's resilience direction and vertical direction are certain angle, more tend to baldric 2 actual atress direction, make elastic component 32's resilience subtract burden more smooth and easy, it is more efficient, and then make elastic component 32 exert better resilience subtract burden function, effectively alleviate simultaneously or avoid leading to respectively baldric 2 inside and outside atress uneven because of elastic component 32's application of force, 2 inside removal scheduling problem are shouldered to two, the use comfort of knapsack is better.

As a preferred embodiment of the present invention, the lower side of the movable plate 31 is further provided with a fixing band 33, the lower ends of the left oblique elastic band 321 and the right oblique elastic band 322 are both disposed between the fixing band 33 and the backboard 11, in this embodiment, the fixing band 33 is an oxford band, and the fixing band 33 presses the lower end of the left oblique elastic band 321 and the lower end of the right oblique elastic band 322 together, so as to fix the left oblique elastic band 321 and the right oblique elastic band 322 with the backboard 11, and the lower ends of the left oblique elastic band 321 and the right oblique elastic band 322 can partially coincide.

As a preferred embodiment of the present invention, with the whole height meter of the back plate 11, the fixing band 33 is disposed on the height interval between one third and one half of the back plate 11, and in the prior art, the bottom end of the back plate 11 is generally disposed at the lower end of the elastic member 32, the utility model discloses raise the lower end of the elastic member 32 to the height interval between one third and one half of the back plate 11, reduce the material usage of the elastic member 32, the backpack is more portable.

As shown in fig. 1-2. As a preferred embodiment of the utility model, two shoulder straps 2 are equipped with left link 21 and the right link 22 that is connected with fly leaf 31 respectively, left slant elastic webbing 321 is located the line between left link 21 and the fixed band 33, right slant elastic webbing 322 is located the line between right link 22 and the fixed band 33, make the actual atress direction of resilience subtracting burden direction and the shoulder strap 2 of elastic component 32 tend to the coincidence, be favorable to further improving the resilience of elastic component 32 and subtract burden function, further improve the use comfort of knapsack.

Referring to fig. 1-2, as a preferred embodiment of the present invention, a longitudinal positioning belt 34 is further disposed on the back plate 11, the upper end of the longitudinal positioning belt 34 is connected to the upper end of the movable plate 31, the lower end of the longitudinal positioning belt 34 is connected to the lower end of the elastic member 32, the longitudinal positioning belt 34 is located outside the movable plate 31 and the elastic member 32, the longitudinal positioning belt 34 prevents the movable plate 31 and the elastic member 32 from shifting left and right during the use of the backpack, and the elastic member 32 is stabilized to have a degree of accuracy in the elastic direction when being stressed.

Referring to fig. 1, as the utility model discloses a preferred embodiment, longitudinal positioning area 34 is including meshbelt section 341 and the deformation section 342 that from top to bottom sets up, deformation section 342 is including compound layer 343 of elasticity and the fixed layer 344 that superposes each other, and the end to end interconnect of compound layer 343 of elasticity and fixed layer 344, the length of preferred fixed layer 344 is good at the length of the normal form of compound layer 343 of elasticity, in this embodiment, fixed layer 344 is located compound layer 343 inboard, and fixed layer 344 and meshbelt section 341 integrated into one piece's meshbelt, compound layer 343 is reversible deformation's high elastic material, through the longitudinal positioning area 34 that is provided with certain deformation function, make longitudinal positioning area 34 whole can take place corresponding deformation along with the compound deformation of elastic component 32, can further guarantee at the tensile and tighten up the radian precision of in-process of elastic component 32.

As a preferred embodiment of the present invention, the lateral positioning belt 35 disposed along the horizontal direction is disposed outside the ribbon section 341, in this embodiment, the lateral positioning belt 35 is a ribbon, a spacing channel is formed between the lateral positioning belt 35 and the back plate 11, the ribbon section 341 runs through the spacing channel, the ribbon section 341 is spacing by the spacing channel, and the longitudinal positioning belt 34 is prevented from being deviated from the left and right sides.

Referring to fig. 3, as a preferred embodiment of the present invention, each shoulder strap 2 equally divide and respectively include first connecting strap 23, second connecting strap 27 and connecting piece 26, the upper end of first connecting strap 23 is connected with movable plate 31, and the lower extreme of first connecting strap 23 is connected with auxiliary elastic 24, in this example, first connecting strap 23 still overlaps with auxiliary elastic 24 outside and is equipped with spacing lantern ring 25, carry out spacingly to auxiliary elastic 24, the lower extreme of second connecting strap 27 is connected with the lower extreme of backplate 11 body, through connecting piece 26 interconnect between the upper end of second connecting strap 27 and the auxiliary elastic 24, bounce along with knapsack body 1, auxiliary elastic 24 produces elasticity in step, play an auxiliary role, reach synchronous pressure relief effect, further improve the holistic burden reduction function of knapsack.

As a preferred embodiment of the utility model, the inside packing of first connecting band 23 has sponge layer 28, is favorable to further alleviating the pressure of baldric 2 to user's shoulder, improves the comfort level.

As the utility model discloses a preferred embodiment, the outside of backplate 11 still is equipped with PE offset plate 12 and outer jacket 13 from inside to outside in proper order, form the chamber that holds that is used for holding subtracting burden subassembly 3 between PE offset plate 12 and the outer jacket 13, PE offset plate 12 acts as soft skeleton as the end liner, avoid because of the easy unsmooth deformation of 11 soft backs of knapsack body 1, influence the normal work that subtracts burden subassembly 3, outer jacket 13 side protection subtracts burden subassembly 3 and does not expose, further restrict subtracting the motion stroke of burden subassembly 3 simultaneously.

Of course, the above illustration is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so all equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a two shoulder backpacks of pressure release subtract negative pressure, includes knapsack body and two baldrics, the back of knapsack body is equipped with the backplate, is equipped with the burden reduction subassembly between backplate and the baldric, its characterized in that, the burden reduction subassembly include fly leaf and elastic component, the upper and lower both ends of fly leaf are connected with the upper end of baldric and the upper end of elastic component respectively, the lower extreme of elastic component is connected with the backplate, and the elastic component includes sets up in opposite directions, is left slant elastic webbing and the right slant elastic webbing of V type range.

2. The backpack of claim 1, wherein a fixing strap is further disposed under the movable plate, and the lower ends of the left and right oblique elastic straps are disposed between the fixing strap and the back plate.

3. The backpack of claim 2, wherein the strap is disposed in a height range between one third and one half of the height of the back plate as measured by the overall height of the back plate.

4. The backpack of claim 2, wherein the two shoulder straps are provided with a left connecting end and a right connecting end connected to the movable plate, respectively, the left oblique elastic strap is located on a connecting line between the left connecting end and the fixing strap, and the right oblique elastic strap is located on a connecting line between the right connecting end and the fixing strap.

5. The backpack of claim 1, wherein the back plate further comprises a vertical positioning strap disposed along a vertical direction, an upper end of the vertical positioning strap is connected to an upper end of the movable plate, a lower end of the vertical positioning strap is connected to a lower end of the elastic member, and the vertical positioning strap is disposed outside the movable plate and the elastic member.

6. The backpack as claimed in claim 5, wherein the longitudinal positioning strap comprises a strap section and a deformation section, the strap section and the deformation section are disposed from top to bottom, the deformation section comprises a resilient layer and a fixed layer stacked on each other, and the ends of the resilient layer and the fixed layer are connected to each other.

7. The backpack as claimed in claim 6, wherein a horizontal positioning belt is disposed outside the strap section, a position-limiting channel is formed between the horizontal positioning belt and the back plate, and the strap section passes through the position-limiting channel.

8. The backpack of any one of claims 1 to 7, wherein each shoulder strap comprises a first connecting strap, a second connecting strap and a connecting member, the upper end of the first connecting strap is connected to the movable plate, the lower end of the first connecting strap is connected to the auxiliary elastic, the lower end of the second connecting strap is connected to the lower end of the back plate body, and the upper end of the second connecting strap is connected to the auxiliary elastic via the connecting member.

9. The backpack of claim 8, wherein the first connecting strap is filled with a sponge layer.

10. The backpack according to any one of claims 1 to 7, wherein a PE rubber plate and an outer sheath are sequentially arranged on the outer side of the back plate from inside to outside, and a containing cavity for containing a load reduction assembly is formed between the PE rubber plate and the outer sheath.