CN208160356U - Multifunctional backpack - Google Patents

Abstract

The utility model discloses a kind of multifunctional backpacks, including backpack body, back pad, harness and back stall, the back pad is hollow structure, three air ports being arranged in a triangle are provided in the middle part of back pad, the appearance in three air ports is covered with for preventing foreign matter from entering screen cloth, and the side in three air ports is equipped with circumference type wind deflector, each wind deflector is connected with corresponding air duct, back stall is protruded into air duct, connect with the axial flow blower being mounted in back stall, axial flow blower is mounted on the air outlet of back stall.Make to form air-flow in air duct by axial flow blower, the vest portion and rear waist that three air ports arranged by isosceles triangle most easily perspire to human body are blowed, the wind direction for cooperating axial flow blower different again, no matter to the partially fat people of the bodily form or the people partially thin to the bodily form, it is tested and all plays extraordinary heat dissipation effect, greatly improve comfort level.

Description

Multifunctional backpack

Technical field

The utility model relates to a kind of multifunctional backpacks, belong to study article technical field.

Background technique

Student crowd is very big, everyone will nearly all carry on the back 10 years or more knapsacks, and since primary school's Third school grade, knapsack is Than heavier, can student must all knapsack daily, the student that the sun is gone to school, classes are over will be especially headed on daily, to the summer After it, the time is slightly long on foot, and will necessarily generate heat perspiration, but since the personal position of knapsack cannot breathe freely, radiate, divulge information, almost The clothes of daily back can all be soaked by sweat, have even heat rash appears, seriously affect the mood and health of student, and both shoulders book Packet is using again widely and conveniently, therefore there is an urgent need to improve existing knapsack, needs a kind of novel have good heat radiating It is ventilative, light, student's mood of releiving, safety, antitheft multifunctional backpack.

Utility model content

Technical problem to be solved in the utility model is：A kind of multifunctional backpack is overcome the deficiencies of the prior art and provide, Its heat dissipation effect is strong, greatly improves comfort level, and wind direction is adjustable.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of multifunctional backpack, including backpack body, Back pad, harness and back stall, the back pad are arranged on the side of close human body of backpack body, and the two sides of the harness are all connected with fixation Between backpack body and back pad, the back stall is located at backpack body lower part；

The back pad is hollow structure, is provided with three air ports being arranged in a triangle in the middle part of back pad, described three The side in air port is equipped with circumference type wind deflector, and the back stall includes the upper back stall and lower back stall being tightly connected, and sets in upper back stall There are three upper air ducts being correspondingly connected with the wind deflector outside three air ports, connect corresponding with three upper air ducts is equipped in lower back stall Three lower air ducts connect, three lower air ducts are divided combiner valve, crossover sub access axial flow blower, and axial flow blower is mounted on lower back stall Air outlet on；It is provided with free droop shutter on air outlet, is provided with and is used between shutter and axial flow blower The net cloth cover for preventing foreign matter from entering, the free droop shutter are set as rotating 180 deg use, and the axial flow blower is set It is set to bidirectional reversible, wind direction is switched by reversing switch.

Further, the backpack body includes Nei Bao, middle packet and outsourcing, wraps be provided with reflective strip outside, and the harness includes Harness main body and harness Length adjustment belt, harness Length adjustment belt upper end are connect with harness main body, and lower end is connected to Nei Bao and back Between pad, reflective strip is provided on harness Length adjustment belt.

Further, the appearance in three air ports is covered with for preventing foreign matter from entering screen cloth.

Further, the bottom of the back pad is transition zone, and three upper air ducts pass through upper back stall by the transition zone Via hole docked with three lower air ducts in lower back stall, also, being set on the via hole of three upper air ducts on the upper back stall It is equipped with rubber seal.

Further, described point of combiner valve is provided with check valve on the one of interconnecting piece connecting with three lower air ducts, To realize can there is different wind directions in each air duct, to form air-flow flowing closed loop.

Further, the front of the harness main body is provided with flexible thin-film solar plate, and the backpack body includes Nei Bao, middle packet And outsourcing, solar panels and solar panels are respectively arranged at the top of the interior packet and the side of outsourcing, in the back stall Portion is provided with battery, the first control panel, the second control panel and third control panel；

Setting is there are three controller on first control panel, respectively at the top of flexible thin-film solar plate, interior packet too It is positive can plate, outsourcing side solar panels by harness connection, after three controllers are connected in parallel, be connected to electric power storage Pond；

Second control panel is provided with GPS positioning system, MP3 player and intelligence memory, and connects setting and wrapping Intelligent USB interface on seat side wall, and be external equipment charging by intelligent USB interface；It is also equipped on back stall side wall more Function control device, for the broadcasting of intelligent control MP3 and the storage operation of memory；

The third control panel is provided with rectification circuit, provides driving power for axial flow blower.

Further, the back stall includes the upper back stall and lower back stall being tightly connected, there are four the settings of the bottom surface of lower back stall Footing, and four footing and lower back stall integrated injection molding shape.

Further, at least two groups elastic lock is provided between lower back stall and upper back stall, the elastic lock is by lockhole It is formed with lock tongue, lock tongue is provided with 5 degree of demoulding taper, can be fitted close to form sealing with lockhole, wherein lock tongue and upper back stall Integrated injection molding forming, the lockhole are arranged on lower back stall.

Further, " dovetail " sealing structure, " dovetail " sealing structure are provided on the faying face of upper back stall and lower back stall Including the sealing flange being provided on upper back stall and the dovetail groove being arranged on lower back stall, sealing flange uses 30 degree of angles of wedge, swallow Stern notch uses 90 degree of angular apertures, and the sealing flange protrudes into the dovetail groove to form sealing.

Further, three upper air ducts and three lower air ducts are made of bellows, and bellows uses virgin pp (PP) it is made；Upper back stall and lower back stall are made of polypropylene (PP).

After above-mentioned technical proposal, the utility model is had the advantages that：

1) make to form air-flow in air duct by axial flow blower, most easily be perspired by three air ports that isosceles triangle is arranged to human body Vest portion and rear waist be blowed, then the wind direction for cooperating axial flow blower different, no matter to the partially fat people of the bodily form or to body The partially thin people of shape, is tested and plays extraordinary heat dissipation effect, greatly improve comfort level；

2) axial flow blower setting can switch wind direction by reversing switch, then point combiner valve is cooperated to connect with three lower air ducts Interconnecting piece on check valve is set, realization can have different wind directions in each air duct, and wind directions different in this way passes through three air ports It generates air-flow in the clothes of people to flow and closed loop, to take away the heat on body；

3) reflective strip wrapped outside cooperates the reflective strip on harness length adjustment band, can make one in knapsack, two sides and after Face has reflective strip to carry out safety instruction, makes from human body rear and sides as it can be seen that more safe and reliable.

Detailed description of the invention

Fig. 1 is the main view of the multifunctional backpack of the utility model；

Fig. 2 is the side view of the multifunctional backpack of the utility model；

Fig. 3 is H at the interior packet of Fig. 2 to partial enlarged view；

Fig. 4 is the inside air port of the multifunctional backpack of the utility model and the layout drawing of upper air duct；

Fig. 5 is the portion the K enlarged drawing in Fig. 4；

Fig. 6 is the F-F cutaway view Amplified image of Fig. 4；

Fig. 7 is the G-G cutaway view Amplified image of Fig. 4；

Fig. 8 is the J-J cutaway view Amplified image of Fig. 4.

Specific embodiment

In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached Figure, is described in further detail the utility model.

Unless not defining, the technical term or scientific term used herein is should be in the utility model fields The ordinary meaning that personage with general technical ability is understood.Used in the utility model patent specification and claims " first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates there is at least one It is a.

As shown in Figures 1 to 5, a kind of multifunctional backpack, including backpack body, back pad 8, harness and back stall, the back pad 8 are set It sets on the side of the close human body of backpack body, the two sides of the harness, which are all connected with, to be fixed between backpack body and back pad 8, the back stall Positioned at backpack body lower part；

The back pad 8 is hollow structure, the middle part of back pad 8 be provided with three air ports 12 being arranged in a triangle, 13, 14, three air ports 12,13,14 can cover the vest portion most easily perspired and the rear waist of human body, three air ports 12, 13,14 appearance is covered with for preventing foreign matter from entering screen cloth, and the side in three air ports 12,13,14 is equipped with circumference type and leads Aerofoil, wind deflector are equipped with the interface connecting with air duct, and each wind deflector is connected by above-mentioned interface with corresponding air duct, to prevent It leaks out, and makes the more efficient of air inlet/outlet, heat dissipation is more effective；The back stall includes the upper back stall 5 and lower back stall 6 being tightly connected, Air duct includes three upper air ducts 121,131,141 being correspondingly connected with each wind deflector, and be arranged in lower back stall 6 with three Three lower air ducts 122,132,142 that upper air duct 121,131,141 is correspondingly connected with, three lower air ducts 122,132,142 are through diversity Valve 617, the access axial flow blower 615 of crossover sub 614 are flowed, axial flow blower 615 is mounted on the air outlet 61 of back stall.

Make to form air-flow in air duct by axial flow blower 615, human body is most easily gone out by three air ports that isosceles triangle is arranged The vest portion of sweat and rear waist are blowed, then the wind direction for cooperating axial flow blower 615 different, no matter to the partially fat people of the bodily form or To the people that the bodily form is partially thin, is tested and all play extraordinary heat dissipation effect, greatly improve comfort level.

Moreover, the axial flow blower 615 is set as bidirectional reversible, wind direction is switched by reversing switch 63, formed as Fig. 4, Two wind directions of Fig. 6 arrow meaning.The side of lower back stall 6 is arranged in reversing switch, in order to which user switches axial flow blower 615 Airflow direction.Be provided with free droop shutter on air outlet 61, free droop shutter can rainwater-proof enter, The net cloth cover for preventing foreign matter from entering is provided between shutter and axial flow blower 615, the free droop shutter is set It is set to rotating 180 deg use, when changing the wind direction that such as Fig. 3, Fig. 4 are shown, free droop shutter can be rotated 180 degree It uses.

Preferably, as Figure 1 and Figure 4, the present embodiment furthermore presents the specific structure of backpack body, and the backpack body includes Interior packet 1, middle packet 2 and outsourcing 3, are provided with reflective strip 31, the harness includes harness main body 4 and harness length tune in outsourcing 3 Band 42 is saved, 42 upper end of harness Length adjustment belt is connect with harness main body 4, and lower end is connected between interior packet 1 and back pad 8, harness master The upper end of body 4 is connected between interior packet 1 and back pad 8, and the lower end of harness main body 4 is connect with harness Length adjustment belt 42, in harness Length adjustment belt 42 is provided with reflective strip 421 above.Reflective strip 31 in outsourcing 3 cooperates anti-on harness Length adjustment belt 42 Striation 421 can make one in knapsack, and two sides and back have reflective strip to carry out safety instruction, make equal from human body rear and sides As it can be seen that more safe and reliable.Packet 1, middle packet 2, outsourcing 3 are respectively provided with double slide fastener 21 inside, and fast and easy is taken article, it is described in The top of packet 1 is equipped with handle 17.

Preferably, the bottom of the back pad 8 is transition zone 81, and three upper air ducts 121,131,141 pass through the mistake The via hole that degree area 81 passes through upper back stall 5 is docked with three lower air ducts 122,132,142 in lower back stall 6, on the upper back stall 5 It is provided with rubber seal on the via hole of three upper air ducts, to guarantee the sealing inside transition zone 81 and upper back stall.

Described point of combiner valve 617 is provided at least one interconnecting piece connecting with three lower air ducts 122,132,142 Check valve can have different wind directions to realize in each air duct, and wind directions different in this way is by three air ports 12,13,14 in people Clothes in generate air-flow flowing and closed loop, to take away the heat on body.

Preferably, as shown in figure 1, figure 3 and figure 4, the front of the harness main body 4 is provided with flexible thin-film solar plate 41, The backpack body includes interior packet 1, middle packet 2 and outsourcing 3, is respectively arranged with solar energy at the top of the interior packet 1 and the side of outsourcing 3 Plate 16 and solar panels 32, there are three solar panels for the knapsack tool of the present embodiment, so that can sufficiently receive too in three directions No matter positive energy walks to which direction, can guarantee sufficient power supply, can reduce the volume of battery in this way, corresponding to reduce The weight of battery, it is also safer.

As shown in fig. 6, being internally provided with battery 7, the first control panel 611, the second control panel 612 in the lower back stall 6 With third control panel 613；The conducting wire 411 of flexible thin-film solar plate 41 and the conducting wire 161 of solar panels 16 accumulate harness 4- 1-1 is arranged in back pad 8, accumulates harness 4-1-3-1, harness 4- with the conducting wire 321 of solar panels 32 in transition zone 81 1-3-1 passes through the via hole on upper back stall 5, is provided with rubber seal in the via hole, to guarantee inside transition zone 81 and upper back stall Sealing；Battery 7 is arranged close to harness side in lower back stall 6, makes the center of gravity of entire knapsack close to human body, when knapsack more Comfortably；

There are three controllers for setting on first control panel 611, respectively and at the top of flexible thin-film solar plate 41, interior packet Solar panels 16, outsourcing side solar panels 32 pass through harness 4-1-3-2, L1 and connect, three controller parallel connections connect After connecing, then battery 7 is connected to by harness L2, L6, to increase charge power, shortens the charging time, it is mutually deserved to reduce electricity The capacity and weight in pond；Further, the battery uses graphene film production to greatly improve battery capacity, mitigates battery Weight；

Second control panel 612 is provided with GPS positioning system, MP3 player and intelligence memory, GPS positioning system It can make knapsack that there is anti-theft function, MP3 player and intelligence memory conveniently on the way listen song to loosen mood or recite word, Also, the second control panel 612 is connect with the intelligent USB interface 64 being arranged on lower back stall side wall, and is by intelligent USB interface External equipment such as mobile phone charges；It is also equipped with multifunctional controller 53 on upper back stall side wall, for intelligent control MP3's It plays and the storage of memory operates；

The third control panel 613 is provided with rectification circuit, provides driving power for axial flow blower 615.

Preferably, as shown in Fig. 4, Fig. 8, the back stall includes the upper back stall 5 and lower back stall 6 being tightly connected, in lower back stall 6 Bottom surface setting there are four footing 65, to prevent lower back stall dirty, and four footing 65 and lower 6 integrated injection molding of back stall shape, Sealing waterproof action can be played, and structure is simple；Battery main switch 62 is additionally provided in the side of lower back stall 6.

Preferably, as shown in fig. 7, being provided at least two groups elastic lock, the bullet between lower back stall 6 and upper back stall 5 Property lock be made of lockhole 66 with lock tongue 51, lock tongue 51 is provided with 5 degree of demoulding taper, can with lockhole 66 tight fit be formed it is close Envelope, wherein lock tongue 51 and upper 5 integrated injection molding of back stall shape, and the lockhole 66 is arranged on lower back stall 6.

" dovetail " sealing structure is provided on the faying face of upper back stall 5 and lower back stall 6, " dovetail " sealing structure includes setting The sealing flange 52 being equipped on back stall 5 and the dovetail groove 67 being arranged on lower back stall 6, sealing flange 52 use 30 degree of angles of wedge, Dovetail groove 67 uses 90 degree of angular apertures, and the sealing flange 52 protrudes into the dovetail groove 67 to form sealing, packet upper and lower in this way Reliable sealing can be formed between seat, prevents water from immersing damage electric elements.

Three upper air ducts 121,131,141 and three lower air ducts 122,132,142 are made of bellows, facilitate cloth It sets and changes with the shape, bellows is made of virgin pp PP；Both guaranteed extraordinary flexibility, intensity, and it is light-weight.Upper packet Seat 5 and lower back stall 6 are made of polypropylene PP, that is, guarantee extraordinary toughness, intensity, and light-weight.

Particular embodiments described above, to the utility model solve the technical issues of, technical scheme and beneficial effects into It has gone further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and has not had to In limitation the utility model, within the spirit and principle of the utility model, any modification, equivalent substitution and improvement done Deng should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of multifunctional backpack, it is characterised in that：Including backpack body, back pad (8), harness and back stall, back pad (8) setting exists On the side of the close human body of backpack body, the two sides of the harness, which are all connected with, to be fixed between backpack body and back pad (8), the back stall position In backpack body lower part；

The back pad (8) be hollow structure, be provided in the middle part of back pad (8) be arranged in a triangle three air ports (12,13, 14), the side of three air ports (12,13,14) is equipped with circumference type wind deflector, and the back stall includes the upper packet being tightly connected Seat (5) and lower back stall (6), equipped with being correspondingly connected with the wind deflector of three air ports (12,13,14) outside in upper back stall (5) Three upper air ducts (121,131,141), lower back stall (6) is interior to be equipped with three be correspondingly connected with three upper air ducts (121,131,141) A lower air duct (122,132,142), three lower air ducts (122,132,142) connect through a point combiner valve (617), crossover sub (614) Enter axial flow blower (615), axial flow blower (615) is mounted on the air outlet (61) of lower back stall (6)；It is arranged on air outlet (61) There is free droop shutter, the net cloth cover for preventing foreign matter from entering be provided between shutter and axial flow blower (615), The free droop shutter is set as rotating 180 deg use, and the axial flow blower (615) is set as bidirectional reversible, leads to Cross reversing switch (63) switching wind direction.

2. multifunctional backpack according to claim 1, it is characterised in that：The backpack body include interior packet (1), middle packet (2) and Outsourcing (3) is provided with reflective strip (31) on outsourcing (3), and the harness includes harness main body (4) and harness Length adjustment belt (42), harness Length adjustment belt (42) upper end is connect with harness main body (4), and lower end is connected between interior packet (1) and back pad (8), Reflective strip (421) are provided on harness Length adjustment belt (42).

3. multifunctional backpack according to claim 1, it is characterised in that：The outer watch glasses of three air ports (12,13,14) Have for preventing foreign matter from entering screen cloth.

4. multifunctional backpack according to claim 1, it is characterised in that：The bottom of the back pad (8) is transition zone (81), Three upper air ducts (121,131,141) pass through in via hole and the lower back stall (6) of upper back stall (5) by the transition zone (81) Three lower air ducts (122,132,142) docking, also, being set on the via hole of three upper air ducts on the upper back stall (5) It is equipped with rubber seal.

5. multifunctional backpack according to claim 4, it is characterised in that：Described point of combiner valve (617) with three leewards It is provided with check valve on one of interconnecting piece of road (122,132,142) connection, can be had in each air duct with realization different Wind direction, to form air-flow flowing closed loop.

6. multifunctional backpack according to claim 2, it is characterised in that：The front of the harness main body (4) is provided with soft Property thin film solar plate (41), the backpack body includes interior packet (1), middle packet (2) and outsourcing (3), the interior packet (1) top and The side of outsourcing (3) is respectively arranged with solar panels (16) and solar panels (32), is internally provided with battery in the back stall (7), the first control panel (611), the second control panel (612) and third control panel (613)；

There are three controllers for setting on first control panel (611), respectively and at the top of flexible thin-film solar plate (41), interior packet Solar panels (16), outsourcing side solar panels (32) by harness connect, after three controllers are connected in parallel, then It is connected to battery (7)；

Second control panel (612) is provided with GPS positioning system, MP3 player and intelligence memory, and connects setting and wrapping Intelligent USB interface on seat side wall, and be external equipment charging by intelligent USB interface；It is also equipped on back stall side wall more Function control device (53), for the broadcasting of intelligent control MP3 and the storage operation of memory；

The third control panel (613) is provided with rectification circuit, provides driving power for axial flow blower (615).

7. multifunctional backpack according to claim 1, it is characterised in that：The back stall includes the upper back stall being tightly connected (5) and lower back stall (6), in the setting of the bottom surface of lower back stall (6) there are four footing (65), and four footing (65) and lower back stall (6) integrated injection molding shapes.

8. multifunctional backpack according to claim 7, it is characterised in that：It is arranged between lower back stall (6) and upper back stall (5) There is at least two groups elastic lock, the elastic lock is made of lockhole (66) and lock tongue (51), and lock tongue (51) is provided with 5 degree de- Mould taper can be fitted close with lockhole (66) and form sealing, and wherein lock tongue (51) and upper back stall (5) integrated injection molding shape, described Lockhole is arranged on lower back stall (6).

9. multifunctional backpack according to claim 8, it is characterised in that：Faying face in upper back stall (5) and lower back stall (6) On be provided with " dovetail " sealing structure, " dovetail " sealing structure includes the sealing flange (52) being provided on back stall (5) and sets The dovetail groove (67) on lower back stall (6) is set, sealing flange (52) uses 30 degree of angles of wedge, and dovetail groove (67) is using 90 degree of openings Angle, the sealing flange (52) are protruded into the dovetail groove (67) to form sealing.

10. multifunctional backpack according to claim 1, it is characterised in that：Three upper air ducts (121,131,141) and Three lower air ducts (122,132,142) are made of bellows, and bellows is made of virgin pp (PP)；Upper back stall (5) and Lower back stall (6) is made of polypropylene (PP).