Two-Way Adjustable Shock-Absorbing Backpack

Abstract

The invention discloses a two-way adjustable shock-absorbing backpack, comprising a backpack main body and back pads arranged on one side of the backpack main body, wherein the back pads are provided two, and the two are symmetrically arranged on the backpack main body, a back pad pocket with a top opening is formed between the back pad and the backpack main body, a support fabric bag is sewn into the back pad pocket, and a support rod is inserted into the inside of the support fabric bag, one side of the backpack main body above the support fabric bag is provided with a fixed fabric belt, in the invention, by adjusting the length of the secondary braces on the upper adjustment button, the shock-absorption adjustment of the top of the backpack is realized, by adjusting the lower adjustment button, the shock-absorbing stroke adjustment of the elastic band is realized.

Claims

1. A two-way adjustable shock-absorbing backpack, comprising a backpack main body (1) and back pads (2) arranged on one side of the backpack main body (1), wherein the back pads are provided two, and the two are symmetrically arranged on the backpack main body (1), a back pad pocket with a top opening is formed between the back pad (2) and the backpack main body (1), a support fabric bag (6) is sewn into the back pad pocket, and a support rod (7) is inserted into the inside of the support fabric bag (6), one side of the backpack main body (1) above the support fabric bag (6) is provided with a fixed fabric belt (8), a fixed sleeve (9) for accommodating the top end of the support rod (7) is sewn on the bottom of the fixed fabric belt (8), and an elastic braces (14) is sewn on the bottom end of the support fabric bag (6) on the backpack main body (1), one end of the elastic braces (14) is sewn with a main braces (3), one end of the main braces (3) is sewn with a secondary braces (4), the upper half of the secondary braces (4) is provided with an upper adjustment button (13), and the lower half thereof is provided with a lower adjustment button (12), one side of the secondary braces (4) under the lower adjustment button (12) is sewn with an elastic band (5), one end of the elastic band (5) is sewn with a buckle (10), and a hanging sleeve (11) is sewn on both sides of the bottom of the backpack main body (1).

2. The two-way adjustable shock-absorbing backpack of claim 1, wherein an adjustment band (16) is provided on one side of the fixed fabric belt (8) away from the fixed sleeve (9), one end of the adjustment band (16) is provided with a male buckle (15), the outer wall of the support fabric bag (6) is sewn with a fixed band (18), and one end of the fixed band (18) is sewn with a female buckle (17).

3. The two-way adjustable shock-absorbing backpack of claim 1, wherein the middle of the secondary braces (4) is sewn and fixed on the main braces (0.3), the top of the secondary braces (4) is sewn with the fixed fabric belt (8), a triangular connection cloth (101) is sewn on both sides of the bottom of the backpack main body (1), the bottom end of the secondary braces (4) is sewn with the triangular connection cloth (101), and the hanging sleeve (11) is sewn with the triangular connection cloth (101).

4. The two-way adjustable shock-absorbing backpack of claim 1, wherein a first strap (301) and a second strap (302) are sewn on the main braces (3) outside the secondary braces (4), and the first strap (301) is arranged above the second strap (302).

5. The two-way adjustable shock-absorbing backpack of claim 1, the secondary braces (4) outside the elastic band (5) is sleeved with an elastic girdle (401), the distance from seam part of the secondary braces (4) and the elastic band (5) to the bottom of the secondary braces (4) is greater than the length of the elastic band (5).

6. The two-way adjustable shock-absorbing backpack of claim 1, wherein a fixed female buckle (601) is provided on top outer wall of the support fabric bag (6), and a fixed male buckle (801) matched with the fixed female buckle (601) is provided on one side of the bottom of the fixed fabric belt (8).

7. The two-way adjustable shock-absorbing backpack of claim 1, the support rod (7) comprises: two rod bodies (701), a double-ended sleeve (703) is arranged between the two rod bodies (701), the rod bodies (701) are hollow rods, an elastic string (704) is inserted through each of the rod bodies (701), and both ends of the elastic string (704) are provided with spacing knots on the outside of the end of the rod body (701), and one end of the rod body (701) away from the double-ended sleeve (703) is provided with a plug (702), and the top of the plug (702) has a spherical transition.

8. The two-way adjustable shock-absorbing backpack of claim 7, wherein the rod bodies (701) are made of carbon fiber.

9. The two-way adjustable shock-absorbing backpack of claim 1, wherein the buckle (10) is tri-glide buckle, an opening for hanging the hanging sleeve (11) is provided on one side of the buckle (10) close to the hanging sleeve (11), the corners of the buckle (10) are rounded.

10. The two-way adjustable shock-absorbing backpack of claim 1, wherein the bottom end of the elastic braces (14) and the bottom end of the support fabric bag (6) are sewn together with the bottom side of the backpack main body (1).

Description

4. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG. 1 shows a perspective view of a two-way adjustable shock-absorbing backpack in the invention;

[0023] FIG. 2 shows enlarged structure at A in FIG. 1;

[0024] FIG. 3 shows enlarged structure at B in FIG. 1;

[0025] FIG. 4 shows connection structure of the main braces of a two-way adjustable shock-absorbing backpack in the invention;

[0026] FIG. 5 shows connection structure of the support fabric bag of a two-way adjustable shock-absorbing backpack in the invention;

[0027] FIG. 6 shows connection state of the support rod of a two-way adjustable shock-absorbing backpack in the invention;

[0028] FIG. 7 shows folding state of the support rod of a two-way adjustable shock-absorbing backpack in the invention.

[0029] In the accompanying drawings: 1backpack main body; 101triangular connection cloth; 2 back pads; 3main braces; 301first strap; 302second strap; 4secondary braces; 401elastic girdle; 5elastic band; 6support fabric bag; 601fixed female buckle; 7support rod; 701rod body; 702plug; 703double-ended sleeve; 704elastic string; 8fixed fabric belt; 801fixed male buckle; 9a fixed sleeve; 10hook; 11hanging sleeves; 12lower adjustment button; 13 upper adjustment button; 14elastic braces; 15male buckle; 16adjustment band; 17female buckle; 18fixed band.

5. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0030] The technical schemes in the embodiments of the invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the invention, obviously, the described embodiments are only a part of the embodiments of the invention, but not all of the embodiments.

[0031] As shown in FIG. 1-7, the invention provides a two-way adjustable shock-absorbing backpack, comprising a backpack main body 1 and back pads 2 arranged on one side of the backpack main body 1, wherein the back pads 2 are provided two, and the two are symmetrically arranged on the backpack main body 1, a back pad pocket with a top opening is formed between the back pad 2 and the backpack main body 1, a support fabric bag 6 is sewn into the back pad pocket, and a support rod 7 is inserted into the inside of the support fabric bag 6, one side of the backpack main body 1 above the support fabric bag 6 is provided with a fixed fabric belt 8, a fixed sleeve 9 for accommodating the top end of the support rod 7 is sewn on the bottom of the fixed fabric belt 8, and an elastic braces 14 is sewn on the bottom end of the support fabric bag 6 on the backpack main body 1, one end of the elastic braces 14 is sewn with a main braces 3, one end of the main braces 3 is sewn with a secondary braces 4, the upper half of the secondary braces 4 is provided with an upper adjustment button 13, when the backpack is in static state, the elastic braces 14 and the main braces 3 are under force to support the backpack, and the upper half of the secondary braces 4 is in a free and unstressed state, when the backpack is in dynamic state, the elastic braces 14 are stretched and stretched until the secondary straps 4 are stressed, and the backpack is supported by the force of the secondary braces 4 and the main braces 3, by adjusting the length of the secondary braces 4 on the upper adjustment button 13, the length of the upper half of the secondary braces 4 can be adjusted, thereby the elastic stroke of the elastic braces 14 can be adjusted, when the length of the upper half of the secondary braces 4 becomes longer, the elastic deformation of the elastic braces 14 is large, and the shock absorption amplitude is large, whereas, when the length of the upper half of the secondary braces 4 becomes shorter, the elastic deformation of the elastic braces 14 is small, and the shock absorption amplitude is small, and above realizes the shock absorption adjustment of the top of the backpack.

[0032] The lower half thereof is provided with a lower adjustment button 12, one side of the secondary braces 4 under the lower adjustment button 12 is sewn with an elastic band 5, one end of the elastic band 5 is sewn with a buckle 10, and a hanging sleeve 11 is sewn on both sides of the bottom of the backpack main body 1. When it is necessary to adjust the shock absorption of the bottom of the backpack, hanging the buckle 10 on the hanging sleeve 11, the elastic band 5 is stressed to support the backpack, and the elastic deformation of the elastic band 5 absorbs the shock of the backpack, by adjusting the lower adjustment button 12, the length of the lower half of the secondary braces 4 is adjusted to limit the amount of elastic deformation of the elastic band 5, when the elastic band 5 is deformed to the point where the secondary braces 4 is stressed, the deformation stops, thereby realizing the shock-absorbing stroke adjustment of the elastic band 5, and realizing the shock-absorbing adjustment of the bottom of the backpack.

[0033] An adjustment band 16 is provided on one side of the fixed fabric belt 8 away from the fixed sleeve 9, one end of the adjustment band 16 is provided with a male buckle 15, the outer wall of the support fabric bag 6 is sewn with a fixed band 18, and one end of the fixed band 18 is sewn with a female buckle 17, by the cooperation of the female buckle 17 and the male buckle 15, the support rod 7 is locked twice to further prevent the support rod 7 from moving and ensure the stability thereof.

[0034] The middle of the secondary braces 4 is sewn and fixed on the main braces 3, the top of the secondary braces 4 is sewn with the fixed fabric belt 8, a triangular connection cloth 101 is sewn on both sides of the bottom of the backpack main body 1 the bottom end of the secondary braces 4 is sewn with the triangular connection cloth 101, and the hanging sleeve 11 is sewn with the triangular connection cloth 101, and through the triangular connection cloth 101 to carry out the connection of the secondary braces 4 and the hanging sleeve 11, to ensure the beautiful and stable connection.

[0035] A first strap 301 and a second strap 302 are sewn on the main braces 3 outside the secondary braces 4, and the first strap 301 is arranged above the second strap 302, by wrapping the upper half of the secondary braces 4 in the first strap 301 and the second strap 302, the secondary braces 4 is prevented from being separated from the main braces 3, and the secondary braces 4 is prevented from moving left and right, when the secondary braces 4 is stressed, the force is transmitted to the main braces 3, and the force is buffered by the buffer sponge layer on the main braces 3, which reduces the pressure on the shoulders and improves the comfort of carrying.

[0036] The secondary braces 4 outside the elastic band 5 is sleeved with an elastic girdle 401, which is which is used for the neat and beautiful appearance of the elastic band 5 and the secondary braces 4, the distance from seam part of the secondary braces 4 and the elastic band 5 to the bottom of the secondary braces is greater than the length of the elastic band 5, which ensured that the elastic band 5 has a stretch margin, thereby preventing the elastic band 5 from being too long, causing only the secondary braces 4 to be stressed and losing the function of elastic shock absorption.

[0037] A fixed female buckle 601 is provided on top outer wall of the support fabric bag 6, and a fixed male buckle 801 matched with the fixed female buckle 601 is provided on one side of the bottom of the fixed fabric belt 8, by the cooperation of the fixed female buckle 601 and the fixed male buckle 801, the support rod is locked to further prevent the support rod 7 from moving and ensure the stability thereof.

[0038] The support rod 7 comprises: two rod bodies 701, a double-ended sleeve 703 is arranged between the two rod bodies 701, the rod bodies 701 are hollow rods, an elastic string 704 is inserted through each of the rod bodies 701, by the arrangement of the double-ended sleeve 703 and the elastic string 704, the support rod 7 can be folded, and when the backpack is transported, the support rod 7 is removed to facilitate the folding and transportation of the backpack, and pulling out the rod bodies 701 to realize the folding of the support rod 7, which is convenient for saving space.

[0039] Both ends of the elastic string 704 are provided with spacing knots on the outside of the end of the rod body 701, and one end of the rod body 701 away from the double-ended sleeve 703 is provided with a plug 702, and the top of the plug 702 has a spherical transition, which is easy to fit in the fixed sleeve 9.

[0040] The rod bodies 701 are made of carbon fiber, which ensures the light weight of the rod body 701 and the supporting strength.

[0041] The buckle 10 is tri-glide buckle, an opening for hanging the hanging sleeve 11 is provided on one side of the buckle 10 close to the hanging sleeve 11, which is convenient for hanging and taking off the buckle 10, the corners of the buckle 10 are rounded to prevent the edge of the buckle 10 from causing wear and damage to the hanging sleeve 11 and the elastic band 5.

[0042] The bottom end of the elastic braces 14 and the bottom end of the support fabric bag 6 are sewn together with the bottom side of the backpack main body 1, thereby the elastic braces 14 can transmit the force to the support rod 7 in the support fabric bag 6, thereby the backpack is concentrated and the support performance of the backpack is improved.

[0043] The operating principle of the invention: when the two-way adjustable shock-absorbing backpack is used, the elastic stroke of the elastic braces 14 is limited by the length of the secondary braces 4, when the backpack is in static state, the elastic braces 14 and the main braces 3 are under force, and the upper half of the secondary braces 4 is in a free and unstressed state, when the backpack is in dynamic state, the elastic braces 14 are stretched and stretched until the secondary straps 4 are stressed, and the backpack is supported by the force of the secondary braces 4 and the main braces 3, by adjusting the length of the secondary braces 4 on the upper adjustment button 13, the length of the upper half of the secondary braces 4 can be adjusted, thereby the elastic stroke of the elastic braces 14 can be adjusted, when the length of the upper half of the secondary braces 4 becomes longer, the elastic deformation of the elastic braces 14 is large, and the shock absorption amplitude is large, whereas, when the length of the upper half of the secondary braces 4 becomes shorter, the elastic deformation of the elastic braces 14 is small, and the shock absorption amplitude is small, and above realizes the shock absorption adjustment of the top of the backpack.

[0044] When it is necessary to adjust the shock absorption of the bottom of the backpack, hanging the buckle 10 on the hanging sleeve 11, the elastic band 5 is stressed to support the backpack, and the elastic deformation of the elastic band 5 absorbs the shock of the backpack, by adjusting the lower adjustment button 12, the length of the lower half of the secondary braces 4 is adjusted to limit the amount of elastic deformation of the elastic band 5, when the elastic band 5 is deformed to the point where the secondary braces 4 is stressed, the deformation stops, thereby realizing the shock-absorbing stroke adjustment of the elastic band 5, and realizing the shock-absorbing adjustment of the bottom of the backpack.

[0045] By arranging support fabric bag, support rod and fixed fabric belt 8, the invention realizes that when the two-way adjustable shock-absorbing backpack is used, by inserting the support rod 7 into the support fabric bag 6, the end of the support rod 7 is covered by the fixed sleeve 9 on the fixed fabric belt 8, and the fixed fabric belt 8 is locked by the cooperation of the fixed female buckle 601 and the fixed male buckle 801, thereby realizing the fixing of the support rod 7, the support rod 7 is locked twice by the cooperation of the female buckle 17 and the male buckle 15, and the back of the backpack is supported by the support rod 7 to prevent the backpack from bending during the carrying process, to make the backpack fits the back and realize the vertical shock-absorbing of the backpack, which has a good shock absorption effect, and can avoid the collision between the backpack and the human body, thereby improving the comfort of the backpack.

[0046] Based on the embodiments in the invention, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the invention.