CN211608480U

CN211608480U - Backpack back panel and backpack applying same

Info

Publication number: CN211608480U
Application number: CN201922451800.6U
Authority: CN
Inventors: 李海龙; 孙福胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-02
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a backpack back of body width of cloth and utilize backpack of this back of body width of cloth relates to the backpack, aims at solving the hookup location cracked problem that the back of body width of cloth and braces takes place, and its technical scheme main points are: a backpack back panel comprises a composite fiber inner core and fabric wrapped on the composite fiber inner core, wherein the composite fiber inner core comprises an inner core back part and inner core back belt parts arranged on two sides of the top end of the inner core back part; the back strap is characterized in that the tail ends of the fabric and the inner core back strap part are provided with back strap tail ends, the lower ends of two sides of the back strap part of the fabric and the inner core are provided with back strap lower sides, and an elastic structure is arranged between the back strap tail ends and the back strap lower sides. The utility model discloses a backpack back of body width of cloth has effectively reduced braces and the cracked hidden danger of back of body width of cloth hookup location, and has this a series of advantages of ventilative, rapid-curing cutback, antibiotic.

Description

Backpack back panel and backpack applying same

Technical Field

The utility model relates to a backpack, more specifically say, it relates to a backpack back of the body width of cloth and utilize the backpack of this back of the body width of cloth.

Background

The backpack is a general name of backpack carried on both shoulders, and is divided into a computer backpack, a sports backpack, a fashion backpack, a school backpack, a strap bag, a military backpack, a climbing bag and the like according to different purposes of the backpack; the backpack breadth is the part of the backpack for attaching to the back of the user, and the backpack breadth is matched with the straps to bear the gravity of the whole backpack.

In the prior art, the backpack back panel generally comprises an inner core and fabric wrapped on the inner core, the backpack straps also comprise the inner core and fabric wrapped on the inner core, when the backpack back panel and the backpack straps are connected, the fabric and the fabric are generally connected in a sewing mode, and the inner cores of the backpack back panel and the backpack straps are not fixed.

In practical application, the damage of the backpack is found to occur frequently when the connecting position of the back panel and the straps is broken, the reason is that the connecting position of the back panel and the straps is the position with the largest stress of the whole backpack, and the position is fixed only by sewing between the fabric and the fabric in the prior art and is a weak part, so that the connecting position of the back panel and the straps becomes a vulnerable part; therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a backpack back of body width of cloth has effectively reduced braces and back of body width of cloth hookup location and has broken hidden danger, and has this a series of advantages of ventilative, rapid-curing cutback, antibiotic.

The above technical purpose of the present invention can be achieved by the following technical solutions: a backpack back panel comprises a composite fiber inner core and fabric wrapped on the composite fiber inner core, wherein the composite fiber inner core comprises an inner core back part and inner core back belt parts arranged on two sides of the top end of the inner core back part; the back strap is characterized in that the tail ends of the fabric and the inner core back strap part are provided with back strap tail ends, the lower ends of two sides of the back strap part of the fabric and the inner core are provided with back strap lower sides, and an elastic structure is arranged between the back strap tail ends and the back strap lower sides.

By adopting the technical scheme, the composite fiber inner core is formed by the integral inner core back attaching part and the inner core back strap part, after the fabric is wrapped and the elastic structure is installed, the backpack back strap with the backpack back straps is formed, after the backpack back strap is applied to a backpack, the connection between the back strap and the back strap is more integrated, so that the structural strength between the back strap and the back strap is effectively improved, the hidden danger that the back strap and the back strap are broken is further reduced, and the service life of the backpack is prolonged; it should be noted that, compared with the EVA material or the pearl wool material commonly used in the prior art, the composite fiber inner core adopted by the utility model not only has better air permeability, quick-drying capability and antibacterial property, but also has stronger tensile property, thereby more meeting the functional requirements of the inner core of the utility model, namely, the composite fiber inner core not only needs to bear the function of a filler, but also needs to bear most of the gravity of the backpack; to sum up, the utility model discloses compare in prior art, effectively reduced braces and back of the body width of cloth hookup location fracture hidden danger, and had this a series of advantages of ventilative, rapid-curing cutback, antibiotic.

The utility model discloses further set up to: the composite fiber inner core is formed by hot-press shaping of a plurality of layers of fiber nets, and each fiber net is formed by mixing and spinning DuPont sorona fibers, hot-melt short fibers and hollow fibers

By adopting the technical scheme, the composite fiber inner core is prepared by compounding the multiple layers of fiber nets, and hot-press forming is carried out, so that the shape reliability of the composite fiber inner core is realized, and the deformation hidden danger of the composite fiber inner core is reduced; the DuPont sorona fiber is used as a main material of the fiber web, so that the tensile strength and the elastic restoring force of the composite fiber inner core are effectively improved by utilizing the excellent tensile resistance and the excellent restoring force of the fiber web, and the hot-melt short fiber is added to be used as an auxiliary fiber, so that the multi-layer fiber web is fixed by utilizing the fusion of the fiber web, and the composite fastness of the multi-layer fiber web is further ensured.

The utility model discloses further set up to: the hollow fiber is filled with nano oyster shell powder particles.

By adopting the technical scheme, the nano oyster shell powder particles are positively charged, so that the antibacterial and mite-inhibiting effects are achieved, and the hidden danger that a user produces skin diseases due to bacteria or mites breeding on the backpack back is effectively reduced.

The utility model discloses further set up to: the back of the inner core paste is provided with a plurality of concave ring grooves, and the fabric and the concave ring grooves are sewn and reinforced.

Through adopting above-mentioned technical scheme, improve the laminating compactness of inner core subsides back and surface fabric on the one hand, on the other hand eliminates inner core subsides back and surface fabric and takes place gliding activity degree, and then improves connection stability between them.

The utility model discloses further set up to: the fabric is wrapped with the inner core back strap parts in a folded mode at two sides, and canvas belts are sewn and fixed along the folded seams at the two sides.

Through adopting above-mentioned technical scheme, the surface fabric adds the canvas area and improves the self intensity of braces on the one hand, and on the other hand realizes guaranteeing the aesthetic property to sheltering from of the seam that turns over of surface fabric both sides.

The utility model discloses further set up to: the bottom end of the canvas belt extends out of the tail end of the back belt and is sewn and fixed with the tail end of the back belt after being bent upwards to form a mounting ring, the elastic structure comprises an elastic buckle which is sleeved by the mounting ring and an elastic canvas with one end fixed on the lower side of the back belt, and the other end of the elastic canvas is bent to bypass the elastic buckle.

Through adopting above-mentioned technical scheme, provide a mounted position for the elasticity is detained by the collar to through the cooperation between elasticity canvas and the elasticity is detained, realize the elasticity regulation to the knapsack braces, the mounting means is reasonable and convenient.

An object of the utility model is to provide a backpack still, have that life is longer, actual loadable capacity is bigger to and assemble this a series of advantages more convenient.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a backpack, includes main inclusion, the inside both shoulders knapsack back of the body width of cloth that is provided with of main inclusion, main inclusion upper end is run through and is seted up the last through-hole that supplies inner core back of the body portion to pass, the lower through-hole that supplies elasticity canvas to pass is seted up to main inclusion both sides, both shoulders knapsack back of the body width of cloth and main inclusion are followed inner core subsides back border orbit sewing and are consolidated.

By adopting the technical scheme, the backpack back panel provided by the utility model is adopted by the backpack, the hidden danger of breakage of the back panel and the back panel is effectively reduced, and the service life of the backpack is prolonged; the inner core back pasting part of the backpack back breadth is positioned in the main bag body, so that the hidden danger of tearing the backpack back breadth and the main bag body is reduced, and the actual carrying capacity of the backpack is effectively improved; the main backpack body is provided with the upper through hole and the lower through hole, the inner core back strap part and the elastic canvas pass through the upper through hole and the lower through hole, and the assembly of the backpack back panel and the main backpack body can be completed by sewing and reinforcing the inner core back strap part and the elastic canvas; to sum up, the utility model provides a backpack has that life is longer, actual loadable volume is bigger to and assemble this a series of advantages more convenient.

The utility model discloses further set up to: a hot melt rubber ring is arranged between the upper through hole and the fabric wrapping the inner core back belt part, and a hot melt rubber ring is arranged between the lower through hole and the elastic canvas.

By adopting the technical scheme, the hot melt rubber rings are additionally arranged for filling the gaps between the upper through holes and the fabric and between the lower through holes and the fabric, so that the connection tightness between the main bag body and the fabric is improved.

To sum up, the utility model provides a backpack back panel has following beneficial effect: the hidden danger that the connecting position of the braces and the back breadth is broken is effectively reduced, and the air-permeable, quick-drying and antibacterial braces have a series of advantages; the composite fiber inner core is compounded by a plurality of layers of fiber nets and is subjected to hot press forming, so that the shape reliability of the composite fiber inner core is realized, and the deformation hidden danger of the composite fiber inner core is reduced; the DuPont sorona fiber is used as a main material of the fiber net, so that the tensile strength and the elastic restoring force of the composite fiber inner core are effectively improved by utilizing the excellent tensile resistance and the excellent restoring property of the fiber net; hot-melt short fibers are added as auxiliary fibers, so that the multilayer fiber net is fixed by fusion of the auxiliary fibers, and the composite fastness of the multilayer fiber net is further ensured; nano oyster shell powder particles are filled in the hollow fibers, so that the backpack is endowed with antibacterial and mite-inhibiting capabilities on the back; the back of the inner core paste is provided with a plurality of concave ring grooves and the fabric is sewn and reinforced, so that the pasting tightness of the back of the inner core paste and the fabric is improved on one hand, and the connection stability of the back of the inner core paste and the fabric is improved on the other hand; the fabric is additionally provided with the canvas belt, so that the strength of the straps is improved, and the shielding of the folding seams on the two sides of the fabric is realized to ensure the attractiveness.

The utility model provides a backpack has following beneficial effect: the hidden danger that the braces and the back breadth are broken is effectively reduced, so that the service life of the backpack is prolonged; the hidden danger that the back breadth of the backpack and the main bag body are torn is reduced, and the actual carrying capacity of the backpack is effectively improved; the assembly convenience is improved; the hot melt rubber rings are additionally arranged for filling gaps between the upper through holes and the fabric and between the lower through holes and the fabric, so that the connection tightness between the main bag body and the fabric is improved.

Drawings

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic structural view of a composite fiber core according to an embodiment;

FIG. 3 is a schematic view of a process of wrapping a composite fiber core with a facepack according to an embodiment;

FIG. 4 is a schematic view of the first embodiment with one of the canvas strips hidden;

FIG. 5 is a schematic view of the overall structure of the second embodiment;

FIG. 6 is a schematic structural view of a main bag and a fabric in a partial cross-section according to the second embodiment.

Description of the drawings: 1. a composite fiber inner core; 11. the inner core is attached to the back; 12. an inner core back strap portion; 15. a recessed ring groove; 16. a canvas belt; 2. fabric; 21. a strap end; 22. sticking the lower side of the back; 23. a mounting ring; 24. fastening and loosening; 25. tightening and loosening the canvas; 3. a main bag body; 31. an upper through hole; 32. a lower through hole; 33. and (4) hot-melt rubber rings.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows: a backpack back panel comprises a composite fiber inner core 1 and a fabric 2 wrapped on the composite fiber inner core 1, wherein the composite fiber inner core 1 comprises an inner core back portion 11 and inner core back belt portions 12 arranged on two sides of the top end of the inner core back portion 11; the tail ends of the fabric 2 and the inner core back strap part 12 are provided with a back strap tail end 21, the lower ends of the two sides of the fabric 2 and the inner core back strap part 11 are provided with back strap lower sides 22, and an elastic structure is arranged between the back strap tail end 21 and the back strap lower sides 22.

The backpack back panel provided in the embodiment comprises a composite fiber inner core 1 consisting of an integral inner core back attaching part 11 and an inner core back band part 12, and after the fabric 2 is wrapped and an elastic structure is installed, the backpack back panel with backpack back bands is formed; it should be noted that, compared with the EVA material or the pearl wool material commonly used in the prior art, the composite fiber inner core 1 adopted by the utility model not only has better air permeability, quick-drying capability and antibacterial property, but also has stronger tensile property, thereby more meeting the functional requirements of the inner core of the utility model, namely, the composite fiber inner core 1 not only needs to bear the function as a filler, but also needs to bear most of the gravity of the backpack; to sum up, the utility model discloses compare in prior art, effectively reduced braces and back of the body width of cloth hookup location fracture's hidden danger, and had this a series of advantages of ventilative, rapid-curing cutback, antibiotic

The specific structure of the composite fiber inner core 1 is as follows, as shown in fig. 1, the composite fiber inner core 1 is formed by hot-press molding of a plurality of layers of fiber nets, so that the shape reliability of the composite fiber inner core 1 is realized, and the deformation hidden danger of the composite fiber inner core is reduced; the fiber net is formed by mixing and spinning DuPont sorona fibers, hot-melt short fibers and hollow fibers, the DuPont sorona fibers are used as a main material of the fiber net, so that the excellent tensile resistance and resilience of the fiber net are utilized, the tensile strength and the elastic restoring force of the composite fiber inner core 1 are effectively improved, the hot-melt short fibers are added to serve as auxiliary fibers, the multi-layer fiber net is fixed by utilizing the hot-melt short fibers, and the composite fastness of the multi-layer fiber net is ensured.

The user can not wash the backpack like clothing frequently in the present society, thereby lead to the knapsack banner to become the place of breeding easily of bacterium and mite, probably lead to the user consequently to infect dermatosis, for this reason as shown in figure 1, hollow fiber inside packing has nanometer oyster shell powder granule to utilize the positive electricity of nanometer oyster shell powder granule self-carrying, play antibiotic effect of inhibiting the mite, effectively reduce and breed bacterium or mite because of the knapsack banner, and lead to the hidden danger that the user infects dermatosis.

In order to improve the fit tightness between the fabric 2 and the inner core back 11, as shown in fig. 1 and 2, the inner core back 11 is provided with a plurality of concave ring grooves 15, and the fabric 2 and the concave ring grooves 15 are sewn and reinforced, so that on one hand, the fit tightness between the inner core back 11 and the fabric 2 is improved, on the other hand, the sliding mobility between the inner core back 11 and the fabric 2 is eliminated, and further, the connection stability between the two is improved.

The fabric 2 wraps the inner core back strap part 12 in the following way, as shown in fig. 3 and 4, the fabric 2 wraps the inner core back strap part 12 in a folded manner at two sides, and canvas belts 16 are sewn and fixed along the folded seams at the two sides, so that the strength of the back strap is improved, and the shielding of the folded seams at the two sides of the fabric 2 is realized to ensure the attractiveness.

The concrete structure of elasticity structure is as follows, as shown in fig. 1, fig. 4, strap end 21 extends to canvas belt 16 bottom, and fixed with the last 21 sewing of strap after the kickup, be formed with collar 23, the elasticity structure includes the elasticity button 24 that cup joints by collar 23, and one end is fixed in the elasticity canvas 25 of pasting back of the body downside 22, the elasticity button 24 is walked around in the other end bending of elasticity canvas 25, provide a mounted position for the elasticity button 24 by collar 23, and through the cooperation between elasticity canvas 25 and the elasticity button 24, realize the elasticity regulation to the knapsack strap, the mounting means is reasonable and convenient.

Example two: a backpack comprises a main bag body 3, a backpack back panel disclosed in the first embodiment is arranged inside the main bag body 3, an upper through hole 31 for an inner core back panel part 12 to pass through is formed in the upper end of the main bag body 3 in a penetrating manner, lower through holes 32 for elastic canvas 25 to pass through are formed in two sides of the main bag body 3, and the backpack back panel and the main bag body 3 are sewn and reinforced along the track of the edge of an inner core back-attached part 11.

The backpack back sheet provided by the first embodiment is adopted, so that the hidden danger of breakage of the back sheet and the back sheet is effectively reduced, and the service life of the backpack is prolonged; the inner core back-sticking part 11 of the backpack back panel is positioned in the main bag body 3, so that the hidden danger that the backpack back panel and the main bag body 3 are torn is reduced, and the actual carrying capacity of the backpack is effectively improved; the main bag body 3 is provided with the upper through hole 31 and the lower through hole 32, the inner core back belt part 12 and the elastic canvas 25 can pass through the upper through hole and the lower through hole, and the assembly of the backpack back panel and the main bag body 3 can be completed by sewing and reinforcing the upper through hole and the lower through hole; to sum up, the utility model provides a backpack has that life is longer, actual loadable volume is bigger to and assemble this a series of advantages more convenient.

In order to improve the connection tightness between the fabric 2 and the upper through hole 31 and the lower through hole 32, as shown in fig. 5 and 6, a hot melt rubber ring 33 is arranged between the upper through hole 31 and the fabric 2 wrapping the inner core back strap part 12, and a hot melt rubber ring 33 is arranged between the lower through hole 32 and the elastic canvas 25, so that gaps between the upper through hole 31 and the fabric 2 and gaps between the lower through hole 32 and the fabric 2 are filled by the hot melt rubber ring 33, and the connection tightness between the main bag body 3 and the fabric 2 is further improved.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a backpack back panel which characterized in that: the composite fiber fabric comprises a composite fiber inner core (1) and a fabric (2) wrapped on the composite fiber inner core (1), wherein the composite fiber inner core comprises an inner core back part (11) and inner core back belt parts (12) arranged on two sides of the top end of the inner core back part (11); the back strap is characterized in that the tail ends (21) of the back straps are formed at the tail ends of the fabric (2) and the inner core back strap part (12), back strap lower sides (22) are formed at the lower ends of the two sides of the fabric (2) and the inner core back strap part (11), and a tightening structure is arranged between the tail ends (21) of the back straps and the back strap lower sides (22).

2. The backpack chassis of claim 1, wherein: the composite fiber inner core (1) is formed by hot-press shaping of a plurality of layers of fiber nets, and each fiber net is formed by mixing and spinning Dupont sorona fibers, hot-melt short fibers and hollow fibers.

3. The backpack chassis of claim 2, wherein: the hollow fiber is filled with nano oyster shell powder particles.

4. The backpack chassis of claim 1, wherein: the inner core back attaching part (11) is provided with a plurality of concave ring grooves (15), and the fabric (2) and the concave ring grooves (15) are sewn and reinforced.

5. The backpack chassis of claim 1, wherein: the fabric (2) is wrapped on the inner core back strap part (12) in a folded mode at two sides, and canvas belts (16) are sewn and fixed along the folded seams at the two sides.

6. The backpack chassis of claim 5, wherein: the bottom end of the canvas belt (16) extends out of the tail end (21) of the back belt, the canvas belt is sewn and fixed with the tail end (21) of the back belt after being bent upwards to form a mounting ring (23), the elastic structure comprises an elastic buckle (24) sleeved by the mounting ring (23) and an elastic canvas (25) with one end fixed to the lower side (22) of the back belt, and the other end of the elastic canvas (25) is bent to bypass the elastic buckle (24).

7. The backpack comprises a main bag body (3), and is characterized in that: the backpack back panel of claim 6 is arranged in the main bag body (3), an upper through hole (31) for the inner core back belt part (12) to pass through is formed in the upper end of the main bag body (3), lower through holes (32) for the elastic canvas (25) to pass through are formed in two sides of the main bag body (3), and the backpack back panel and the main bag body (3) are sewn and reinforced along the track of the inner core back-attached part (11).

8. The backpack of claim 7, wherein: a hot melt rubber ring (33) is arranged between the upper through hole (31) and the fabric (2) wrapping the inner core back strap part (12), and the hot melt rubber ring (33) is arranged between the lower through hole (32) and the elastic canvas (25).