CN219270365U - Dual-core shock-absorbing shoulder strap and backpack - Google Patents

Abstract

The utility model discloses a dual-core vibration-reducing shoulder strap and a backpack, wherein the shoulder strap adopts a first inner core layer for supporting and a first outer core layer for reducing vibration, and the two layers form a dual-core vibration-reducing structure; the back of the backpack includes second kernel layer and second outer nuclear layer, and both constitute dual-core shock-absorbing structure, can alleviate the effort of baldric and knapsack to user's shoulder, neck, vertebra etc. position in long-distance travel, prevent muscle strain, improve user's comfort level, realize healthy travel.

Description

Dual-core shock-absorbing shoulder strap and backpack

Technical Field

The utility model relates to the technical field of backpacks, in particular to a dual-core shock-absorbing shoulder strap and a backpack.

Background

The knapsack is a luggage bag with one or two shoulder straps and can be hung on the back for use, and is widely applied to daily life of people. People usually put articles with certain weight into the knapsack when shopping and travelling, the articles can increase the load of a user, the prior knapsack and shoulder straps are made of cloth articles, the materials are softer, the shoulder straps can continuously squeeze the shoulders of the user under the condition of long-term load, and the gravity of the articles in the knapsack acts on the back of the user to damage the shoulders, the neck, the spine and other parts of the user; therefore, how to avoid the damage to the shoulder, neck and spine of the user under the condition of long-term load in the process of carrying the backpack for traveling, and realizing healthy traveling are important problems for technicians.

Disclosure of Invention

At least one of the purposes of the present utility model is to provide a dual-core vibration-damping shoulder strap and backpack for overcoming the problems of the prior art, and the damage degree of the shoulder, neck and spine parts of the user is reduced by the supporting and vibration-damping effects of the shoulder strap, so as to realize healthy travel.

In order to achieve the above object, the present utility model adopts a technical scheme including the following aspects.

The utility model provides a dual-core vibration reduction shoulder belt, includes as the first supporter of baldric main part, first supporter is cladding formula dual-core structure, including first kernel layer and cladding in the first outer nuclear layer of first kernel layer outside, the hardness of first kernel layer is higher than the hardness on first outer nuclear layer.

The first kernel layer and the first outer nuclear layer form the dual-core supporting structure, and the hardness of first kernel layer is higher than the hardness of first outer nuclear layer, makes first kernel layer support knapsack, and first outer nuclear layer plays buffering cushioning effect, and when using the baldric that this supporter was made, because first outer nuclear layer is softer, consequently can prevent that the shoulder atress from concentrating, avoid muscle damage.

Preferably, the first inner core layer and/or the first outer core layer are made of polyurethane rubber materials.

Preferably, the first inner core layer and the first outer core layer are made of polyurethane rubber materials, and lavender oil is added into the polyurethane rubber materials; when the shoulder strap is contacted with the shoulder, the lavender oil can prevent sweat from generating bacteria, and has a sterilizing effect.

The utility model provides a dual-core vibration-reducing knapsack, includes the knapsack body, be provided with aforesaid dual-core vibration-reducing baldric on the knapsack body, dual-core vibration-reducing baldric sets up in the back of the body breadth both sides, and just as the outside cladding of the first support body of baldric main part has the precoat.

Preferably, the back breadth adopts a platy second support body as a dual-core vibration-damping structure, and a fabric layer is sewn on the surface of the second support body; the second support body comprises a second inner core layer for supporting the backpack body and a second outer core layer for damping, and the hardness of the second inner core layer is higher than that of the second outer core layer.

The second inner core layer and the second outer core layer form a double-core supporting shock-absorbing structure, and the hardness of the second inner core layer is higher than that of the second outer core layer, so that the strain degree of the back and the spine of a human body can be prevented from being lightened under the condition that a weight is carried for a long time.

Preferably, the second support body comprises an upper support body and a lower support body which are arranged in a separated mode, and a separation joint of the upper support body and the lower support body is positioned at a position 1/4-1/2 of the position upwards of the lower side of the back breadth; the separation seam is arranged between the upper support and the lower support body, so that the lower support body can be bent at a certain angle relative to the upper support body, the elastic bending shock absorbing effect is achieved, and the protection of the parts such as the shoulder, the neck, the spine and the waist of a human body is realized.

Preferably, a zipper is transversely arranged on the back breadth, and the zipper separates the upper support body and the lower support body into an upper back breadth and a lower back breadth.

The zipper can bend the lower back amplitude at a certain angle relative to the upper back amplitude, so that the lower back amplitude accords with human engineering, and the elastic bending shock absorbing effect is achieved, thereby protecting the shoulder, neck, spine, waist and other parts of the human body; when the schoolbag is cleaned, the zippers can be opened to respectively take out and clean the upper supporting body in the upper back frame and the lower supporting body in the lower back frame.

Preferably, the second inner core layer and/or the second outer core layer are/is made of polyurethane rubber materials.

Preferably, the first inner core layer and the first outer core layer are made of polyurethane rubber materials, and lavender oil is added into the polyurethane rubber materials.

Preferably, the fabric layers coated on the first support body and the second support body are made of anti-skid breathable materials.

In summary, due to the adoption of the technical scheme, the utility model has at least the following beneficial effects:

by arranging the first support body, the first support body comprises a first inner core layer and a first outer core layer coated on the surface of the first inner core layer, and the hardness of the first inner core layer is higher than that of the first outer core layer; the first inner core layer and the first outer core layer are made of polyurethane rubber materials, so that the first inner core layer plays a supporting role, the first outer core layer plays a damping role, shoulder stress is prevented from being concentrated, and travelling comfort is improved.

Through setting up the back of body width at knapsack rear side, the second supporter of back of body width includes second kernel layer and second outer nuclear layer, and the hardness of second kernel layer is higher than the hardness of second outer nuclear layer, and second kernel layer and second outer nuclear layer all adopt polyurethane rubber material, can make second kernel layer support the knapsack, and second outer nuclear layer is used for the shock attenuation, under the circumstances of long-time back of the body heavy object, can alleviate the effort of heavy object to human back, lighten the strain degree of human back, vertebra.

Drawings

Fig. 1 is a schematic view showing a cut-out structure of a first support body of a dual-core shock-absorbing shoulder strap according to an exemplary embodiment of the present utility model.

Fig. 2 is a schematic view of the upper back web section structure of an exemplary embodiment of the present utility model.

Fig. 3 is a schematic view of the lower back web cut surface structure of an exemplary embodiment of the present utility model.

FIG. 4 is a schematic illustration of a dual core shock absorbing backpack according to an exemplary embodiment of the present utility model.

Fig. 5 is a schematic diagram of a two-layer object overlay.

The marks in the figure are as follows: 1-shoulder strap, 2-upper back web, 3-lower back web, 4-zipper, 5-first inner core layer, 6-first outer core layer, 7-second inner core layer, 8-second outer core layer.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, so that the objects, technical solutions and advantages of the present utility model will become more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Fig. 1 shows a first support body tangential plane structure of a dual-core vibration reduction shoulder strap according to an exemplary embodiment of the present utility model, the first support body has a strip-shaped structure, and includes a first inner core layer 5 and a first outer core layer 6 coated on the surface of the first inner core layer 5, where the first inner core layer 5 and the first outer core layer 6 are integrally formed or sewn together; the surface of the first outer core layer 6 is coated with a fabric layer (not shown in the figure), and the fabric layer and the first support body are sewn together to form the shoulder strap 1, so that one end of the shoulder strap 1 is connected to the top of the backpack frame, and the other end of the shoulder strap 1 is connected to the bottom of the backpack frame through an elongated decorative belt. The first inner core layer 5 and the first outer core layer 6 are both made of polyurethane rubber (different materials can be adopted respectively), the thickness d2 of the first outer core layer 6 is 1-2 cm thicker than the thickness d1 of the first inner core layer 5, the hardness of the first inner core layer 5 is higher than that of the first outer core layer 6, so that the first inner core layer 5 can support a backpack, the first outer core layer 6 can play a role in buffering and damping, and when the shoulder strap is used, the first outer core layer 6 is softer, so that the stress concentration of a shoulder can be prevented, the muscle injury is avoided, and the comfort of a user can be increased under the condition of carrying a heavy object for a long time; the cladding adopts anti-skidding breathable material to make at the surface of first outer nuclear layer 6's surface fabric layer, when baldric is carried on the shoulder for a long time, can alleviate the sultry, adopt cladding formula structure moreover, be different from the baldric that adopts the stack in the prior art, cladding formula structural design can wholly realize buffering and shock attenuation, the comfort is stronger, and stack formula (or cover) design can only realize buffering and shock attenuation in the part, and can not reach buffering absorbing effect on the whole, cladding formula structural design of this application is more scientific, reasonable, the shock attenuation effect is better, it is also more comfortable.

Referring to fig. 4, a dual nuclear shock absorbing backpack according to an exemplary embodiment of the present utility model includes: the knapsack body, the top of knapsack body is provided with carries the stretching strap, and the left and right sides is provided with the side bag respectively, and the rear side is used as one side of knapsack, will be called the back width with this side, and aforementioned baldric 1 sets up respectively on the knapsack body, and the knapsack is two baldric usually, and two baldrics are arranged respectively in the left and right sides of back width, and its width corresponds with human shoulder width. In order to alleviate the strain degree of human back, vertebra under the condition of people's long-time knapsack heavy object in long-distance journey, the back of the body frame adopts platy second supporter as dual-core shock-absorbing structure, and the second supporter surface sewing has the precoat, and the second supporter is including the second kernel layer 7 that is used for supporting the knapsack body and the second outer nuclear layer 8 that is used for the shock attenuation, and both preferentially adopt polyurethane rubber materials to make (second kernel layer 7 and second outer nuclear layer 8 also can adopt different materials respectively), and both integrated into one piece or sewing are in the same place, and the hardness of second kernel layer 7 is higher than the hardness of second outer nuclear layer 8. In practical production, in order to simplify the manufacturing process, the first support body and the second support body are preferably made of the same material, for example, polyurethane rubber materials are used for the first inner core layer and the second inner core layer, the first outer core layer and the second outer core layer are the same in hardness, the hardness of the inner core layer is higher than that of the outer core layer, in addition, as the back surfaces of the shoulder straps and the backpack body can be tightly contacted with people, in order to avoid bacteria generated by sweat stains, the comfort of the shoulder straps and the backpack is further improved, lavender oil meeting the national standard is preferably added into the polyurethane rubber, the main components of the lavender oil are linalyl acetate, linalool, lavender alcohol and lavender acetate, and the relative density of the lavender oil is between 0.875 and 0.888. Because the back of the body breadth mainly plays support and cushioning effect, when being used for the back of the body breadth with the second supporter, also can set up the hardness of second kernel layer to be higher than the hardness of first kernel layer, and other similar materials can also be adopted to first supporter and second supporter in addition, adopt different materials respectively also can realize the technical function of this application.

Referring to fig. 4, when the back frame is provided, a zipper 4 may be further provided in the transverse direction of the back frame, where the zipper 4 is provided in the entire width range of the back frame, and the back frame is divided into an upper back frame 2 and a lower back frame 3 by the zipper 4 (fig. 2 is a schematic view of a section structure of the upper back frame, fig. 3 is a schematic view of a section structure of the lower back frame), the support in the upper back frame 2 is an upper support, the support in the lower back frame 3 is a lower support, and the upper back frame 2 and the lower back frame 3 are made of the same material (or may be made of different materials respectively); the upper back web 2 and the lower back web 3 are separated through the zipper 4, specifically, the zipper is arranged at the separation part of the fabric layer, the front and the back of the fabric layer are connected by the zipper, the upper support body and the lower support body are separated, the upper support body and the lower support body are respectively put under the zipper transversely arranged on the back web, the zipper is pulled, the upper support body and the lower support body are positioned in the fabric layer and are separated from each other, when the backpack is carried, the lower back web 3 can be bent for a certain angle relative to the upper back web 2, so that the backpack accords with the human engineering, the elastic bending shock absorbing effect is achieved, the protection of the parts such as shoulders, necks, vertebrations and waists of a human body is realized, and in the cleaning process, the zipper can be pulled open, and the upper support body and the lower support body are respectively taken out. The fabric layers coated on the surfaces of the first support body and the second support body are made of anti-slip breathable materials, so that when the rear side of the backpack is contacted with the back of a user for a long time, the stuffiness of the back of the user can be relieved, and the comfort level in the traveling process is improved. In the backpack structure of the present utility model, the zipper 4 is preferably disposed at 1/3 of the back panel and near the bottom of the backpack.

In the description of the present utility model, cladding refers to wrapping an object in its entirety, as opposed to covering or overlaying, referring to fig. 5, which refers to placing one layer of an object on the surface of another layer of an object.

The foregoing is a detailed description of specific embodiments of the utility model and is not intended to be limiting of the utility model. Various alternatives, modifications and improvements will readily occur to those skilled in the relevant art without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a dual-core vibration reduction shoulder belt, its characterized in that includes as the first supporter of baldric main part, first supporter is cladding formula dual-core structure, including first kernel layer and cladding in the first outer nuclear layer of first kernel layer outside, the hardness of first kernel layer is higher than the hardness on first outer nuclear layer.

2. The dual core vibration reducing shoulder strap of claim 1 wherein the first inner core layer and/or the first outer core layer are made of polyurethane rubber material.

3. The dual-core vibration-reducing shoulder strap according to claim 1 or 2, wherein the first inner core layer and the first outer core layer are made of polyurethane rubber material, and lavender oil is added into the polyurethane rubber material.

4. A dual-core vibration-reducing backpack, comprising a backpack body, wherein the dual-core vibration-reducing shoulder strap of any one of claims 1 to 3 is arranged on the backpack body, the dual-core vibration-reducing shoulder strap is arranged on two sides of a back breadth of the backpack body, and a fabric layer is wrapped on the outer side of a first support body serving as a shoulder strap main body.

5. The dual-core vibration-reducing backpack according to claim 4, wherein the back panel adopts a plate-shaped second support body as a dual-core vibration-reducing structure, and a fabric layer is sewn on the surface of the second support body; the second support body comprises a second inner core layer for supporting the backpack body and a second outer core layer for damping, and the hardness of the second inner core layer is higher than that of the second outer core layer.

6. The dual-core vibration-reducing backpack according to claim 5, wherein the second supporting body comprises an upper supporting body and a lower supporting body which are arranged in a separated mode, and a separation seam of the upper supporting body and the lower supporting body is located at a position 1/4-1/2 of the position on the lower side of the back breadth.

7. The dual nuclear shock absorbing backpack of claim 6, wherein a zipper is transversely disposed on the back panel, the zipper separating the upper and lower support bodies into an upper back panel and a lower back panel.

8. The dual core shock absorbing backpack of claim 5, wherein the second inner core layer and/or the second outer core layer is made of polyurethane rubber material.

9. The dual-core shock absorbing backpack of claim 5, wherein the first inner core layer and the first outer core layer are made of polyurethane rubber material, and wherein lavender oil is added into the polyurethane rubber material.

10. The dual-core vibration-reducing backpack according to any one of claims 5 to 9, wherein the first and second support body are coated with a layer of non-slip breathable material.

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