CN2831863Y

CN2831863Y - Bag backstrap capable of balancing weight for saving labor

Info

Publication number: CN2831863Y
Application number: CN 200520006332
Authority: CN
Inventors: 李晓霜
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-10-09
Filing date: 2005-10-09
Publication date: 2006-11-01
Anticipated expiration: 2015-10-09

Abstract

The utility model relates to a school bag shoulder strap capable of balancing weight for easiness and labor saving. A soft pad (2) is arranged on an upper back pad plate (1), and is connected with a shoulder pad (19) through rotation connection buckles (3) and (17), the lower part is connected with a door-shaped frame (5) through a shaft sleeve (4), the upper end of the door-shaped frame is provided with a suspension hanging handle grip (16) for suspending and hanging a school bag, the lower end is connected with a U-shaped pipe (9), the U-shaped pipe (9), an air sac (12) and a rotation connection buckle (10) are installed on an air sac forming pad plate (11), the rotation connection buckle (10) is connected with the shoulder pad (19) through a pressure correction waist strap (23) and the rotation connection buckle (17), the bottom layer of the shoulder pad (19) is transversely provided with a bar-shaped sand bag (29), and the upper side is longitudinally provided with a plastic pillow strip (32). A back pad device of the utility model uses the mode of the balance of rotation quality, load is transferred and dispersed, shock is absorbed and elasticity is generated by that the air sac is under stress in a balanced way, a weight balance force reduction shoulder pad can effectively cause weight pressure to be distributed on a shoulder surface in a balanced way, elasticity adjustment is carried out by the pressure correction waist strap, and accordingly, the weight is balanced and the pressure is dispersed.

Description

Can make the light labour-saving of balanced weight school bag braces

Technical field: the utility model relates to the school bag braces, particularly a kind ofly can make the light labour-saving of balanced weight school bag braces.

Background technology: school bag braces of the prior art does not have rotating mass balance off-load air bag back pad device, balanced weight to subtract power shoulder pad and calibrating (base measuring) pressure waistband, the school bag load can not be shifted and disperse, weight is unbalanced, increases constriction and the sense of bearing a heavy burden, and school bag is shouldered felt not light painstakingly.

Summary of the invention: the purpose of this utility model is to provide a kind of can make the light labour-saving of balanced weight school bag braces, utilizes this school bag braces can make balanced weight, and pressure disperses, and reduces constriction and the sense of bearing a heavy burden, and reaches light labour-saving purpose.

Formation of the present utility model: by rotating mass balance off-load air bag back pad device, balanced weight subtracts the power shoulder pad, the calibrating (base measuring) pressure waistband, be rotationally connected and detain and buckle composition, rotating mass balance off-load air bag back pad device top is to go up backing plate 1, cushion 2 is arranged on the one side of last backing plate 1, the upper end is provided with the button 3 that is rotationally connected, button 17 is connected with shoulder pad 19 with standing screw axle 18 by being rotationally connected, in the lower end of last backing plate 1 axle sleeve 4 is set, the last transverse axis of door type frame 5 penetrates axle sleeve 4, the top is established and is hung handle 16, suit flexible glue cover 7 on the both sides, insert in the U type pipe 9 lower end, fixing by anti-avulsion screw 8, the lower transverse tubule of U type pipe 9 pierces in the major axis cover 15, and major axis cover 15 is installed on the one side of air bag moulding backing plate 11, and air bag 12 is installed on the another side, charging connector 14 is arranged on air bag, uniform sphere shape salient point 13 on the surface is provided with to be rotationally connected on air bag moulding backing plate 11 and buckles 10, and the button 10 that is rotationally connected is by calibrating (base measuring) pressure waistband 23, the button 17 that is rotationally connected is connected with shoulder pad 19 with standing screw axle 18.

Shoulder pad 19 bottom horizontally set bar shaped sand pockets 29, splendid attire particle plastics 28 in bar shaped sand pocket 29, plastics pillow bar 32 vertically is set on bar shaped sand pocket 29, aspect is provided with a little load shell fragment 34 of lifting up in two on plastics pillow bar 32, bottom surface at load shell fragment 34 vertically is provided with rail groove 31, on the limit of rail groove 31, be provided with through hole 30, plastics pillow bar 32 is inlaid in the rail groove 31, be fixed as one by bolt 33, standing screw axle 18 is set in the middle of two on 34 on load shell fragment to be detained 17 and is connected with being rotationally connected, use overcoat 35 with bar shaped sand pocket 29 again, plastics pillow bar 32 and load shell fragment 34 are wrapped in its inside, form the ventilative anti-slip tank 27 of convex-concave in overcoat 35 bottoms.

Calibrating (base measuring) pressure waistband 23 epimeres are broadband 20, hypomere is arrowband 24, the arrowband pierces in the snap close 22 of 20 bottoms, broadband setting, and pass being rotationally connected of being provided with on the air bag profiled sheeting 11 and buckle 10,24 terminations are provided with hook 26 respectively and buckle 25 mutual hooks in the arrowband, also can with buckle 25 and hook 26 hang over buckling on 21 on the broadband 20 on reverse.

Compared with the prior art, the utility model subtract by rotating mass balance off-load air bag back pad device and balanced weight that power shoulder pad and calibrating (base measuring) pressure waistband are formed and mutually interconnection buckle, mutual counterpoise, the back pad device that is provided with according to human body back curve particularly, it has used the mode of rotating mass balance, to load and shift and disperse, by air bag force balance, damping and produce elasticity; Balanced weight subtracts the principle setting that the power shoulder pad adopts railway rubble, sleeper, track, have the stable characteristics that displacement, damping and gravity balance disperse that are difficult for, compression weight is evenly distributed on the shoulder face effectively, can absorb to a certain extent and walk or run and jump the impact dynamic action that is produced, carrying out degree of tightness through school power waistband again regulates, thereby balanced weight, pressure are disperseed, reduce constriction and the sense of bearing a heavy burden, make it easily laborsaving.

Description of drawings: Fig. 1 is the utility model structural representation; Fig. 2 is a rotating mass balance off-load air bag back pad installation drawing; Fig. 3 is the left view of Fig. 2; Fig. 4 is the right view of Fig. 2; Fig. 5 is that balanced weight subtracts power shoulder pad structure chart.

Backing plate on 1. among the figure, 2. cushion, button, 4. axle sleeve 3. are rotationally connected, 5. door type frame, 6. reinforcement, 7. flexible glue cover, 8. anti-avulsion screw, 9.U the type pipe, the button that 10. is rotationally connected, 11. air bag moulding backing plates, 12. air bags, 13. sphere shape salient point, 14. charging connectors, 15. major axis covers, 16. hang handle, the button 17. be rotationally connected, 18. standing screw axles, 19. shoulder pads, 20. broadbands, 21. buckle 22. snap closes, 23. calibrating (base measuring) pressure waistbands, 24. the arrowband, 25. buckle, 26. hooks, 27. anti-slip tank, 28. particle plastics, 29. bar shaped sand pockets, 30. through hole, 31. rail grooves, 32. plastics pillow bar, 33. bolt, 34. load shell fragments, 35. overcoats.

The specific embodiment: as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, cushion 2 is arranged on the one side of last backing plate 1, the upper end is provided with the button 3 that is rotationally connected, button 17 is connected with shoulder pad 19 with standing screw axle 18 by being rotationally connected, in the lower end of last backing plate 1 axle sleeve 4 is set, the last transverse axis of door type frame 5 penetrates axle sleeve 4, the top is established and is hung handle 16, work to hang book (back of the body) bag, suit flexible glue cover 7 on the both sides, there is reinforcement 6 centre, insert in the U type pipe 9 lower end, fixing by anti-avulsion screw 8, the lower transverse tubule of U type pipe 9 pierces in the major axis cover 15, and major axis cover 15 is installed on the one side of air bag moulding backing plate 11, air bag 12 is installed on the another side, sphere shape salient point 13 is arranged on balloon surface, and being provided with on air bag moulding backing plate 11 is rotationally connected buckle 10, is rotationally connected to detain 10 and buckle 17 and be connected with shoulder pad 19 with being rotationally connected by calibrating (base measuring) pressure waistband 23.Calibrating (base measuring) pressure waistband 23 epimeres are broadband 20, hypomere is arrowband 24, the arrowband pierces in the snap close 22 of 20 bottoms, broadband setting, pass the button 10 that is rotationally connected, 24 terminations are provided with hook 26 respectively and buckle 25 mutual hooks in the arrowband, also can with buckle 25 and hook 26 hang over buckling on 21 on the broadband 20 on reverse.

As shown in Figure 5, shoulder pad 19 bottom horizontally set bar shaped sand pockets 29, splendid attire particle plastics 28 in bar shaped sand pocket 29, plastics pillow bar 32 vertically is set on bar shaped sand pocket 29, aspect is provided with a little load shell fragment 34 of lifting up in two on plastics pillow bar 32, bottom surface at load shell fragment 34 vertically is provided with rail groove 31, on the limit of rail groove 31, be provided with through hole 30, plastics pillow bar 32 is inlaid in the rail groove 31, be fixed as one by bolt 33, standing screw axle 18 is set in the middle of two on 34 on load shell fragment to be detained 17 and is connected with being rotationally connected, use overcoat 35 with bar shaped sand pocket 29 again, plastics pillow bar 32 and load shell fragment 34 are wrapped in its inside, form the ventilative anti-slip tank 27 of convex-concave in overcoat 35 bottoms, can play anti-skidding and ventilative effect.This shoulder pad can play the isostasy ground of hanging that shoulder is born piggyback to be disperseed, and reduces constriction, reaches easily the labour-saving purpose.

Claims

1. one kind can make the light labour-saving of balanced weight school bag braces, by rotating mass balance off-load air bag back pad device, balanced weight subtracts the power shoulder pad, the calibrating (base measuring) pressure waistband, be rotationally connected and detain and buckle composition, it is characterized in that: rotating mass balance off-load air bag back pad device top is to go up backing plate (1), cushion (2) is arranged on the one side of last backing plate (1), the upper end is provided with the button (3) that is rotationally connected, button (17) is connected with shoulder pad (19) with standing screw axle (18) by being rotationally connected, in the lower end of last backing plate (1) axle sleeve (4) is set, the last transverse axis of door type frame (5) penetrates axle sleeve (4), the top is established and is hung handle (16), suit flexible glue cover (7) on the both sides, insert in the U type pipe (9) lower end, fixing by anti-avulsion screw (8), the lower transverse tubule of U type pipe (9) pierces in the major axis cover (15), major axis cover (15) is installed on the one side of air bag moulding backing plate (11), air bag (12) is installed on the another side, charging connector (14) is arranged on air bag, uniform sphere shape salient point (13) on the surface, be provided with to be rotationally connected on air bag moulding backing plate (11) and buckle (10), the button (10) that is rotationally connected is by calibrating (base measuring) pressure waistband (23), the button (17) that is rotationally connected is connected with shoulder pad (19) with standing screw axle (18).

2. according to claim 1ly can make the light labour-saving of balanced weight school bag braces, it is characterized in that: shoulder pad (19) bottom horizontally set bar shaped sand pocket (29), splendid attire particle plastics (28) in bar shaped sand pocket (29), plastics pillow bar (32) vertically is set on bar shaped sand pocket (29), last aspect at plastics pillow bars (32) is provided with a little load shell fragment (34) of lifting up in two, in the bottom surface of load shell fragment (34) rail groove (31) is set vertically, on the limit of rail groove (31), be provided with through hole (30), plastics pillow bars (32) are inlaid in the rail groove (31), be fixed as one by bolt (33), in the middle of two standing screw axle (18) being set on load shell fragment (34) face is connected with the button (17) that is rotationally connected, use overcoat (35) with bar shaped sand pocket (29) again, plastics pillow bar (32) and load shell fragment (34) are wrapped in its inside, form the ventilative anti-slip tank (27) of convex-concave in overcoat (35) bottom.

3. according to claim 1ly can make the light labour-saving of balanced weight school bag braces, it is characterized in that: calibrating (base measuring) pressure waistband (23) epimere is broadband (20), hypomere is arrowband (24), the arrowband pierces in the snap close (22) of bottom, broadband (20) setting, and pass last being rotationally connected of being provided with of air bag profiled sheeting (11) and buckle (10), (24) termination is provided with hook (26) respectively and buckles (25) mutually hook in the arrowband, also can hang over buckling on (21) on the broadband (20) on reverse with buckling (25) and hook (26).