CN110403332B - Backpack - Google Patents

Abstract

The invention belongs to the technical field of articles for daily use, and particularly relates to a backpack which comprises a backpack body, handles arranged at the top of the backpack body, side bags arranged at two sides of the backpack body, an upper strap, a lower strap, a back pasting plate, an upper protection pad, a lower protection pad, a cross plate, a fixing column, a traction ring, a traction rope, a blocking cloth, a clamping hook, a rotating wheel and a knob, wherein the upper strap, the lower strap, the back pasting plate, the upper protection pad, the lower protection; the back pasting plate is arranged at the back of the bag body; lower braces are arranged on two sides of the bottom of the back pasting plate; both sides of the top of the back pasting plate are provided with upper braces; the cross plates are arranged between the upper protection pad and the lower protection pad, the cross plates are positioned at one end of the upper back strap close to the bag body, the middle parts of the two cross plates are hinged, and the two cross plates are fixedly connected to the lower protection pad through fixing columns; the invention can greatly increase the comfort of the backpack, reduce the load fatigue, increase the air permeability, and can reduce the psychological decompression and relieve the boring feeling in the journey process.

Description

Backpack

Technical Field

The invention belongs to the technical field of articles for daily use, and particularly relates to a backpack.

Background

Along with the improvement of living standard of people, more and more people can put energy on higher demand gradually, more and more people like carrying the knapsack to go out of a journey in holidays, see the wind of outside, and in the process of travelling, a comfortable backpack can become the best assistant of us on the way, for reducing the fatigue of travelling for us, and in the long-distance hiking process, the people can feel uninteresting inevitably, certain psychological decompression is needed at the moment, and the psychological burden can also influence the fatigue of the body.

At present, shoulder bags on the market are mostly made of soft materials by increasing the thickness of the straps or selecting the straps for use, so that the comfortableness of the shoulder bags is improved, but the improvement of the comfortableness of the shoulder bags is limited by the methods, the requirements on the practicability and the comfortableness of the shoulder bags in the long-distance travel process are difficult to meet, some poor shoulder bags are not good enough in air permeability and comfortableness, even can injure shoulders or enable the backs to be airtight for a long time to cause miliaria, therefore, the practical and comfortable shoulder bags in the long-distance travel process are very important, and accordingly, the invention provides the shoulder bags which can well achieve the heat dissipation effect, can massage the shoulders and the backs in real time, increase the blood circulation, reduce the fatigue degree, and can bring certain fun for the dry travel for psychological decompression.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems, the backpack provided by the invention can enable the air circulation inside the upper braces and massage the shoulders through the matching of the cross plates and the rubber massage balls, not only can play a role in heat dissipation, but also can massage the shoulders, and can realize heat dissipation and massage on the back through the backboard air bags.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a backpack, which comprises a backpack body, handles, side bags, upper braces, lower braces, a back pasting plate, upper protection pads, lower protection pads, cross plates, fixing columns, traction rings, traction ropes, blocking cloth, clamping hooks 7, rotating wheels and knobs, wherein the handles are arranged at the top of the backpack body, and the side bags are arranged at the two sides of the backpack body; the back pasting plate is arranged at the back of the bag body; lower braces are arranged on two sides of the bottom of the back pasting plate; both sides of the top of the back pasting plate are provided with upper braces; the upper protection pad is arranged at the outer side of the upper back strap; the lower protection pad is arranged on the inner side of the upper back strap; the two cross plates are arranged between the upper protection pad and the lower protection pad, are positioned at one end of the upper back strap close to the bag body, are hinged in the middle and are fixedly connected to the lower protection pad through fixing columns; traction rings are fixedly connected to the two cross plates; one end of the traction rope is fixedly connected to one of the traction rings, and the other end of the traction rope sequentially penetrates through the other traction ring and the rotating wheel and then is fixedly connected to the knob; two pieces of blocking cloth are arranged between the upper protection pad and the lower protection pad and are symmetrically distributed on two sides of the two cross plates; the clamping hook is fixedly connected with the tail end of the upper back belt far away from the back pasting plate; the knob is fixedly installed on the outer side of the draw hook. When the backpack is in operation, when the backpack is used for long-distance travel, the main bearing positions of the backpack are at the two shoulder parts, so that the upper straps of the backpack are attached to the shoulders of a human body most closely, on one hand, the parts are not breathable, on the other hand, the parts at the parts are pressed heavily, the comfort level is seriously influenced, in the process of carrying the backpack, the cross angle of the cross plates can be adjusted by tensioning and releasing the traction ropes, the attachment degree of the cross plates and the traction ropes is adjusted, the parts are relaxed and ventilated, specifically, when the traction ropes are tensioned, the cross plates are opened, the upper protection pads are opened along with the increase of the cross plates, the cavities in the upper straps are enlarged, air circulation is formed, the heat dissipation of the two shoulder parts of the human body is increased, the comfort level of the backpack is improved, when the traction ropes are loosened, the cross plates are reclosed under the action of gravity and the pressure of the upper protection pads, and along with the closure of cross board, the distance that cross board lower extreme and lower protection pad contact becomes longer gradually for the area of intimate contact between human shoulder and the lower protection pad enlarges gradually, thereby reduces pressure, and form the circulation of air again at this in-process, reach radiating effect, the pressure in unit area still changes simultaneously, makes pressure variation, changes the pressurized condition at this position, especially in the climbing or the process of going up a slope, can greatly increase the comfort level of knapsack, and the effect is more obvious.

Preferably, one end of each of the two cross plates, which is close to the lower protection pad, is ball-jointed with a rubber massage ball so as to massage the shoulder and reduce the friction force between the cross plates and the lower protection pad. When the backpack is in work, the friction between the opening and closing of the cross plates and the lower protection pad is large, so that the opening and closing angle is small, the two cross plates are driven to open and close back and forth along with the tensioning and loosening of the traction rope, the two ends of the two cross plates can drive the rubber massage balls to roll back and forth, the friction between the cross plates and the lower protection pad is reduced in the process that the rubber massage balls roll back and forth, the shoulders of a human body can be effectively massaged, the blood circulation of the shoulders is promoted, and the backpack is easier to bear.

Preferably, supporting air bags are arranged in gaps between the outer sides of the rubber massage balls and the blocking cloth, and the top rubber layers of the supporting air bags are thicker than the bottom rubber layers. The during operation, when the haulage rope is in normal relaxed state, the cross plate receives the pressure of protection pad and is in the closure state, the cross plate both ends can oppress the support gasbag of tip separately this moment, because it is thicker to support gasbag top rubber layer, the rubber layer of bottom is thinner, receive the pressure back, the bottom deformation is more obvious, consequently, it can rise greatly outwards to support gasbag bottom, thereby to go up the pressure dispersion of protection pad on bigger area, make human shoulder both sides originally receive the less region of pressure and also can share more knapsack pressures, the pressure that receives on the shoulder unit area has been reduced, thereby reduce the tired sense of bearing the backpack.

Preferably, a group of rubber air bags are arranged at intervals on one side, far away from the back plate, between the upper protection pad and the lower protection pad; every two in a set of the rubber air bag all pass through breather pipe interconnect inside the rubber air bag, and with support the inside intercommunication of gasbag. The during operation, in-process at the long-distance travel of backpack, there is uninteresting course in the inevitable, can pinch the rubber gasbag at this in-process and carry out the decompression, and when pinching the rubber gasbag, the inside air of rubber gasbag can extrude inside the support gasbag through the breather pipe, make the support gasbag aerify in the twinkling of an eye and take place stronger deformation, because it can only be protruding to human laminating department to receive to keep off cloth spacing, thereby change the pressure to the human body, further increase human travelling comfort, reach the purpose of relaxing the shoulder.

Preferably, a group of backboard airbags are arranged in the backboard at intervals, and the interiors of every two backboard airbags in the group of backboard airbags are communicated through a vent pipe; a group of I-shaped air bags are arranged in the lower shoulder strap at intervals, and the interiors of each two I-shaped air bags in the group of I-shaped air bags are communicated through a vent pipe; and the group of I-shaped air bags are communicated with the inner parts of the group of back plate air bags through vent pipes. During operation, the clearance between two I-shaped air bags is favorable to letting the end trip zonulae occludens of braces and last braces down to can aerify for the backplate gasbag when pinching the I-shaped air bag, change the size of backplate gasbag, thereby change the laminating space of pasting backplate and human back, form the circulation of air, reach the radiating purpose in back, and the backplate gasbag can effectually massage human back, increase back blood circulation, reduce tired out.

Preferably, a group of elastic balls are arranged between the adjacent I-shaped air bags, and the elastic balls can move relatively under stress. When the multifunctional elastic ball is in work, the elastic ball can be held by a person, the travel pleasure is increased, gaps can be formed in the lower straps, and the lower straps are clamped in the clamping hooks of the upper straps more tightly.

The invention has the following beneficial effects:

1. according to the backpack, the size of the inner cavity of the upper shoulder strap tightly attached to the shoulder is controlled by arranging the cross plates and the traction ropes, so that air circulation inside the upper shoulder strap is formed, the effects of heat dissipation and ventilation are achieved, and the shoulder is massaged by the rubber massage balls, so that blood circulation of the shoulder is promoted, and the fatigue of the shoulder is relieved.

2. According to the backpack, the size of the cavity in the back plate is controlled by the back plate air bag in the back plate and the rubber air bag for controlling the size of the back plate air bag, so that air circulation can be formed in the back plate, the effects of heat dissipation and ventilation are achieved, and the back is massaged by the rubber back plate air bag, so that the blood circulation of the back is promoted, and the fatigue is relieved.

3. According to the backpack, the rubber air bag and the elastic ball are arranged, so that a traveler can pinch the backpack in the land walking process to reduce pressure and relieve the feeling of dryness in the walking process.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side cross-sectional view of the backboard and upper and lower straps of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a front cross-sectional view of the middle portion of the upper harness of FIG. 3;

FIG. 6 is a front cross-sectional view of the middle portion of the lower harness of FIG. 3;

in the figure: comprises a bag body 1, a handle 2, a side bag 3, an upper shoulder strap 4, an upper protection pad 41, a lower protection pad 42, a cross plate 43, a fixed column 431, a traction ring 432, a traction rope 44, a supporting air bag 45, a blocking cloth 46, a rubber massage ball 47, a rubber air bag 48, a lower shoulder strap 5, an I-shaped air bag 51, an elastic ball 52, a back pasting plate 6, a back plate air bag 61, a clamping hook 7 and a knob 8.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, the backpack of the present invention comprises a backpack body 1, a handle 2, a side pack 3, an upper shoulder strap 4, a lower shoulder strap 5, a backing plate 6, an upper pad 41, a lower pad 42, a cross plate 43, a fixing column 431, a traction ring 432, a traction rope 44, a blocking cloth 46, a hook 7, a rotating wheel and a knob 8, wherein the handle 2 is arranged at the top of the backpack body, and the side pack 3 is arranged at two sides of the backpack body; the backboard 6 is arranged at the back of the bag body 1; both sides of the bottom of the back pasting plate 6 are provided with lower braces 5; the two sides of the top of the back pasting plate 6 are both provided with upper braces 4; the upper protection pad 41 is arranged at the outer side of the upper back strap 4; the lower protection pad 42 is arranged at the inner side of the upper back belt 4; the two cross plates 43 are arranged between the upper protection pad 41 and the lower protection pad 42, the two cross plates 43 are positioned at one end of the upper back strap 4 close to the bag body 1, the middle parts of the two cross plates 43 are hinged and fixedly connected to the lower protection pad 42 through fixing columns 431; the two cross plates 43 are fixedly connected with traction rings 432; one end of the traction rope 44 is fixedly connected to one of the traction rings 432, and the other end of the traction rope passes through the other traction ring 432 and the rotating wheel in sequence and then is fixedly connected to the knob 8; two pieces of blocking cloth 46 are arranged between the upper protection pad 41 and the lower protection pad 42, and the two pieces of blocking cloth 46 are symmetrically distributed on two sides of the two cross plates 43; the clamping hook 7 is fixedly connected with the tail end of the upper back belt 4 far away from the back pasting plate 6; the knob 8 is fixedly arranged on the outer side of the clamping hook 7. When the backpack is in operation, when the backpack is carried on a long distance, the main bearing position of the backpack is at the shoulder parts, so that the upper straps 4 of the backpack are attached to the shoulders of a human body most closely, on one hand, the parts are not breathable, on the other hand, the parts at the parts are pressed heavily, and the comfort level is seriously influenced, in the process of carrying the backpack, the cross angle of the cross plates can be adjusted by tensioning and releasing the traction ropes, the attachment degree of the cross plates and the traction ropes is adjusted, and the parts are relaxed and ventilated, in particular, when the traction ropes 44 are tensioned, the cross plates 43 are opened, the upper protection pads 41 are opened along with the increase of the cross plates 43, so that the cavities inside the upper straps 4 are enlarged to form air circulation, the heat dissipation of the shoulders of the human body is increased, the comfort level of carrying the backpack is improved, and when the traction ropes 44 are released, the cross plates 43 are reclosed under the action of gravity and the pressure of the upper protection pads 41, and along with the closure of the cross plate 43, the contact distance between the lower end of the cross plate 43 and the lower protection pad 42 is gradually increased, so that the area of close contact between the shoulder of the human body and the lower protection pad 42 is gradually increased, the pressure intensity is reduced, air circulation is formed again in the process, the heat dissipation effect is achieved, meanwhile, the pressure in a unit area is changed, the pressure change is caused, the compression condition of the part is changed, particularly, the comfort level of the backpack can be greatly increased in the process of climbing mountains or ascending slopes, and the effect is more obvious.

In one embodiment of the present invention, a rubber massage ball 47 is ball-jointed to one end of each cross plate 43 of the two cross plates 43 near the lower pad 42 for massaging the shoulder and reducing the friction between the cross plate 43 and the lower pad 42. When the backpack is in work, the friction between the opening and closing of the cross plates 43 and the lower protection pad 42 is large, so that the opening and closing angle is small, the two cross plates 43 are driven to open and close back and forth along with the tightening and loosening of the traction rope 44, the two ends of the two cross plates 43 drive the rubber massage balls 47 to roll back and forth, the friction between the cross plates 43 and the lower protection pad 42 is reduced in the process that the rubber massage balls 47 roll back and forth, the shoulders of a human body can be effectively massaged, the blood circulation of the shoulders is promoted, and the backpack is easier to bear.

In one embodiment of the present invention, the supporting air cells 45 are disposed in the gaps between the outer sides of the rubber massage balls 47 and the blocking cloths 46, and the top rubber layer of the supporting air cells 45 is thicker than the bottom rubber layer. The during operation, when haulage rope 44 is in normal relaxed state, cross board 43 receives the pressure of last protection pad 41 and is in the closed state, cross board 43 both ends can oppress the support gasbag 45 of tip respectively this moment, because support gasbag 45 top rubber layer is thicker, the rubber layer of bottom is thinner, receive the pressure after, the bottom deformation is more obvious, consequently, support gasbag 45 bottom can rise greatly outwards, thereby to go up protection pad 41 pressure dispersion to on bigger area, make human shoulder both sides originally receive the less region of pressure and also can share more knapsack pressures, the pressure that receives on the shoulder unit area has been reduced, thereby reduce the tired sense of bearing the backpack.

In one embodiment of the present invention, a set of rubber air bags 48 is disposed between the upper pad 41 and the lower pad 42 at an interval on a side far from the back plate 6; the insides of every two rubber air bags 48 in a group of the rubber air bags 48 are mutually connected through a vent pipe and are communicated with the insides of the supporting air bags 45. The during operation, in the in-process of carrying the long-distance travel of both shoulders knapsack, there can be uninteresting way process unavoidably, can pinch rubber gasbag 48 at this in-process and come the decompression, and when pinching rubber gasbag 48, the inside air of rubber gasbag 48 can extrude inside support gasbag 45 through the breather pipe, make support gasbag 45 aerify in the twinkling of an eye and take place stronger deformation, because it can only be protruding to human laminating department to receive to block cloth 46 spacing, thereby change the pressure to the human body, further increase human travelling comfort, reach the purpose of relaxing the shoulder.

As an embodiment of the invention, a group of backboard airbags 61 are arranged in the back-attaching board 6 at intervals, and the insides of each two backboard airbags 61 in the group of backboard airbags 61 are communicated through a vent pipe; a group of I-shaped air bags 51 are arranged in the lower back belt 5 at intervals, and the insides of every two I-shaped air bags 51 in the group of I-shaped air bags 51 are communicated through vent pipes; the group of I-shaped air bags 51 is communicated with the group of backboard air bags 61 through vent pipes. During operation, the clearance between two I-shaped gasbag 51 is favorable to letting down braces 5 and last braces 4 terminal trip 7 zonulae occludens to can aerify for backplate gasbag 61 when pinching I-shaped gasbag 51, change the size of backplate gasbag 61, thereby change the laminating space of pasting backplate 6 and human back, form the circulation of air, reach the radiating purpose in back, and backplate gasbag 61 can effectually massage human back, increase back blood circulation, reduce tired out.

As an embodiment of the present invention, a set of resilient balls 52 is disposed between adjacent i-shaped air bags 51, and the resilient balls 52 are forced to move relatively. During operation, the elastic ball 52 can be held by a person to increase the pleasure of a journey, and gaps can be formed in the lower back belt 5 to make the lower back belt 5 clamped in the clamping hook 7 of the upper back belt 4 more compact.

When the backpack is in operation, when the backpack is used for long-distance travel, the main bearing position of the backpack is at the shoulders, so that the upper straps 4 of the backpack are attached to the shoulders of a human body most closely, in the process of carrying the backpack, the crossing angle of the crossing plates 43 can be adjusted by tightening the traction ropes 44 and loosening the traction ropes 44, when the traction ropes 44 are tightened, the crossing plates 43 are opened, the upper protection pads 41 are unfolded along with the increase of the crossing plates 43, so that the cavities in the upper straps 4 are enlarged to form air circulation, the heat dissipation of the shoulders of the human body is increased, the comfort level of carrying the backpack is improved, when the traction ropes 44 are loosened, the crossing plates 43 are re-closed under the action of gravity and the pressure of the upper protection pads 41, and the contact distance between the lower ends of the crossing plates 43 and the lower protection pads 42 is gradually increased along with the closing of the crossing plates 43, so that the areas of the shoulders of the human body and the lower protection pads 42 in close contact gradually increase, therefore, the pressure intensity is reduced, air circulation is formed again in the process, the heat dissipation effect is achieved, the two cross plates 43 are driven to open and close back and forth along with the tightening and loosening of the traction rope 44, the two ends of the two cross plates 43 can drive the rubber massage balls 47 to roll back and forth, the friction between the cross plates 43 and the lower protection pads 42 is reduced in the process that the rubber massage balls 47 roll back and forth, the shoulders of a human body can be effectively massaged, the blood circulation of the shoulders is promoted, the backpack is easier to carry, the heat dissipation of the back and the massage of the back in the journey process can be realized through the back plate air bags 61 and the I-shaped air bags 51 in the lower back straps 5, the whole invention aims to make the backpack easier, the fatigue feeling of the backpack is reduced as much as possible, and the fun in the journey process is increased.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. A backpack, its characterized in that: the bag comprises a bag body (1), handles (2), side bags (3), upper braces (4), lower braces (5), a backing strip (6), an upper protection pad (41), a lower protection pad (42), a cross plate (43), a fixing column (431), a traction ring (432), a traction rope (44), a blocking cloth (46), a clamping hook (7), a rotating wheel and a knob (8), wherein the handles (2) are arranged at the top of the bag body, and the side bags (3) are arranged at two sides of the bag body; the backboard (6) is arranged at the back of the bag body (1); both sides of the bottom of the back pasting plate (6) are provided with lower braces (5); both sides of the top of the back pasting plate (6) are provided with upper braces (4); the upper protection pad (41) is arranged at the outer side of the upper back belt (4); the lower protection pad (42) is arranged at the inner side of the inner cavity of the upper back belt (4) close to the shoulder of the human body; the two cross plates (43) are arranged between the upper protection pad (41) and the lower protection pad (42), the two cross plates (43) are positioned at one end, close to the bag body (1), of the upper back strap (4), the middle parts of the two cross plates (43) are hinged, and the two cross plates are fixedly connected to the lower protection pad (42) through fixing columns (431); the upper ends of the two cross plates (43) are fixedly connected with traction rings (432), the two traction rings (432) are oppositely arranged, one traction ring (432) is far away from the back pasting plate (6), and the other traction ring (432) is close to the back pasting plate (6);

one end of the traction rope (44) is fixedly connected to a traction ring (432) far away from the back-sticking plate (6), and the other end of the traction rope sequentially penetrates through the traction ring (432) close to the back-sticking plate (6) and is fixedly connected to the knob (8) after passing through the rotating wheel (71); when the traction rope is tensioned, the lower ends of the two cross plates are closed, the upper protection pads are unfolded along with the increase of the upper ends of the cross plates, so that cavities in the upper braces are enlarged to form air circulation, the heat dissipation of the shoulders of a human body is increased, the comfort level of the backpack is improved, when the traction rope is loosened, the upper ends of the two cross plates are re-opened under the action of gravity and the pressure of the upper protection pads, along with the opening of the cross plates, the contact distance between the lower ends of the two cross plates and the lower protection pads is gradually increased, the area of tight contact between the shoulders of the human body and the lower protection pads is gradually increased, the pressure intensity is reduced, the air circulation is re-formed in the process, the heat dissipation effect is achieved, and meanwhile, the pressure in a unit area is changed, so that the pressure change is realized, and the;

two pieces of blocking cloth (46) are arranged between the upper protection pad (41) and the lower protection pad (42), and the two pieces of blocking cloth (46) are symmetrically distributed on two sides of the two cross plates (43); the clamping hook (7) is fixedly connected with the tail end of the upper back belt (4) far away from the back pasting plate (6); the knob (8) is fixedly arranged on the outer side of the clamping hook (7);

one end of each cross plate (43) of the two cross plates (43) close to the lower protection pad (42) is ball-jointed with a rubber massage ball (47) for massaging the shoulder and reducing the friction force between the cross plates (43) and the lower protection pad (42);

supporting air bags (45) are arranged in gaps between the outer sides of the rubber massage balls (47) and the blocking cloth (46), and the rubber layer at the top of each supporting air bag (45) is thicker than the rubber layer at the bottom;

a group of rubber air bags (48) are arranged at intervals on one side, far away from the back plate (6), between the upper protection pad (41) and the lower protection pad (42); the interiors of every two rubber air bags (48) in the group of rubber air bags (48) are mutually connected through vent pipes and are communicated with the interiors of the supporting air bags (45).

2. The backpack of claim 1, wherein: a group of backboard airbags (61) are arranged in the back attaching plate (6) at intervals, and the interiors of every two backboard airbags (61) in the group of backboard airbags (61) are communicated through a vent pipe; a group of I-shaped air bags (51) are arranged in the lower back strap (5) at intervals, and the insides of every two I-shaped air bags (51) in the group of I-shaped air bags (51) are communicated through vent pipes; the group of I-shaped air bags (51) is communicated with the inside of the group of back plate air bags (61) through a vent pipe.

3. The backpack of claim 2, wherein: a group of elastic balls (52) are arranged between the adjacent I-shaped air bags (51), and the elastic balls (52) can move relatively under stress.

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