CN108209123A - A kind of student's knapsack and application method with high-intensity reflecting effect - Google Patents

Abstract

The invention discloses a kind of student's knapsacks and application method with high-intensity reflecting effect, belong to backpack arts, including backpack body, shoulder belt and shoulder strap, fluorescent paint is coated on the fabric of backpack body front and side, shoulder belt and shoulder strap surface are equipped with the reflectorized material and luminescent material of alternate intervals setting, luminescent material includes the adhesive layer, light enhancement layer, luminescent layer and the transparent protective layer that set gradually from inside to outside, wherein whole section of form formed similar to concave mirror of light enhancement layer；Backpack body lower end both sides are each to fix a shoulder strap admission extinguisher, and shoulder strap is wound in shoulder strap admission extinguisher；Backpack body lower surface is symmetrical to be equipped with the fixation commutative ring passed through for shoulder strap, and backpack body upper end and arranged on left and right sides are equipped with the fixed point commutative ring passed through for shoulder strap.Student's knapsack provided by the present invention can play luminous, reflecting effect comprehensively, and reflection action intensity is higher；The Individualized Pursuit of student and the expectation to new things can be met.

Description

A kind of student's knapsack and application method with high-intensity reflecting effect

Technical field

The present invention relates to backpack arts, are specifically related to a kind of student's knapsack with high-intensity reflecting effect and user Method.

Background technology

As social progress develops, car owners are more and more, and student is as being related to individual, family, nationality, country The presence of future development, the safety guarantee problem of trip are particularly significant.Reflectorized material can utilize vehicle according to reflex reflection principle The irradiation of lamp and the reflection of light come in front of " lighting ", the distance that driver has found objects in front are improved, so as to give driver With the more fully time, corresponding safe disposal measure is taken.Compared with other kinds traffic safety measure, subtract with various The cost of light traffic accident is compared, using reflex reflection technology, undoubtedly of low cost and effective solution party Case.In a sense, the application of reflecting material is a kind of more aggressive safe precaution measure, and for thing Therefore the measure such as guardrail protection for being intended to reduce extent of injury after occurring is compared, more safe value can more embody the pass to life Love.

Reflectorized material, also referred to as reflecting material, emitting retroreflective material, be widely used in traffic sign and marked, protuberant guide post, The different kinds of roads traffic safety facilities such as profile mark, cone, anti-collision barrel and License Plate, clothing shoes and hats, fire-fighting, railway, Water transport, mining area etc. can be divided into traffic sign reflectorized material, roadmarking reflectorized material, protuberant guide post, delineator, clothing with instead Luminescent material etc..The realization of the retroreflectivity of light is realized by having the various reflectorized materials of retroreflective energy, these Material, the overwhelming majority are not that nature naturally occurs, but rely on the creativity of the mankind, the novel substance of the invention synthesis day after tomorrow. Reflex reflection technology summarizes a variety of subjects such as optics, materialogy, mathematics, organic chemistry and technology.

By reflectorized material be applied to student's knapsack on, can effective guarantee student safety, traffic accident is avoided surprisingly to occur. At present, existing reflective student's knapsack pays close attention to the reflection action of knapsack positive (behind user), less attention knapsack side more The reflecting effect of (user side), it is contemplated that the knapsack back side (before user) reflective problem just it is very little.So Their reflecting effect is not comprehensive enough, and intensity of light reflection is also not high enough.In addition, present student resource consciousness is stronger, it is pursue more Personalization is also easy to produce unalterable thing and is weary of sense, compares expectation new things.But existing student's knapsack is essentially all fixed Shape, it can not change.

Invention content

1. technical problems to be solved

The technical problem to be solved in the present invention is to provide a kind of student's knapsack with high-intensity reflecting effect and use Method, the student's knapsack provided can play luminous, reflecting effect comprehensively, and reflection action intensity is higher, can remind other people in time The presence of student, avoids the accident that has a car accident.In addition, the Individualized Pursuit of the invention that student can be met and the phase to new things It treats, and then improves the market competitiveness and sales advantage of this product.

2. technical solution

To solve the above problems, the present invention adopts the following technical scheme that

A kind of student's knapsack with high-intensity reflecting effect, including backpack body, shoulder belt and shoulder strap, the shoulder belt upper end Backpack body back side upper end is fixed on, shoulder belt lower end is equipped with buckle, and the shoulder strap end is mounted on backpack body lower end, and shoulder strap begins It holds across buckle；

Fluorescent paint is coated on the fabric of the backpack body front and side, between replacing on the shoulder belt and shoulder strap Every formula be equipped with reflectorized material and luminescent material, the luminescent material include set gradually from inside to outside adhesive layer, light enhancement layer, Luminescent layer and transparent protective layer, the luminescent layer include transparent film ground layer, homodisperse are attached at film ground layer inner surface Clear gel drop, intersperse among fluorescent grain in clear gel drop, added with UV glue in clear gel drop, positioned at film Clear gel drop in the middle part of base is bigger than surrounding clear gel drop, and is in integrally convex；The smooth enhancement layer includes Arch-shaped Hard base layer, the adhesive layer for being coated on Hard base layer outer surface, the microprism for being uniformly attached at adhesive layer outer surface, The inner surface of the Hard base layer is smooth and is tightly attached to adhesive layer, and the outer surface of Hard base layer is arc-shaped；The Hard base layer two End is extended out to closely to be connect with film ground layer, and the transparent protective layer is attached at film ground layer outer surface and is attached at luminous Material both sides make to form closed air cavity between light enhancement layer and luminescent layer；The adhesive layer is fixed on the appearance of shoulder belt and shoulder strap Face；

Backpack body lower end both sides are each to fix a shoulder strap admission extinguisher, and the shoulder strap admission extinguisher is built-in, and there are one connect The shoulder strap spool of dish type clockwork spring, the shoulder strap roller tube end border are uniformly provided with 2~4 fixed blocks, on the shoulder strap admission extinguisher Drawing and pulling type is equipped with bar, and under insert state, one end is located at immediately below fixed block, and the bar other end extends to shoulder strap admission extinguisher Outside；The shoulder strap admission extinguisher upper end is provided with strip through-hole, and the shoulder strap is wound on shoulder strap spool, and shoulder strap beginning is from bar shaped Through-hole is pierced by and extends on the outside of shoulder strap admission extinguisher；The backpack body lower surface is symmetrical to be equipped with the fixation passed through for shoulder strap Commutative ring, the backpack body upper end are equipped with 1 or 2 fixed point commutative ring passed through for shoulder strap, the backpack body arranged on left and right sides It is equipped with 0~3 fixed point commutative ring passed through for shoulder strap.

Preferably, the fluorescent paint includes rare earth long afterglow fluorophor, and the fluorescent grain is glimmering for long afterglow Body of light.Rare earth long afterglow fluorophor is more than the length that the rare-earth europium of divalent and dysprosium are made in addition on the basis of the chlorate MClO 3 fluorescent substance Brightness fluorophor as a kind of embedded photoluminescent material, absorbs visible ray (sunlight and light can provide visible ray) energy, black Display brightness in the dark, fluorescence delay was up to 12 hours or more.Fluorescence radiation intensity is high, and the fluorescence extension time is long, has wide Application future.

Specifically, the transparent protective layer is hard PVC film；The film ground layer is PET polyester films；The hard Base is layer hard foam.Hard PVC film thermal insulating, translucency are good, and flexibility is good, easily molded, less brittle, nontoxic nothing Pollution, holding time are long；PET polyester films water white transparency, glossy, good mechanical performance, rigidity, hardness and toughness are high, resistance to It punctures, rub resistance, high temperature resistant and low temperature, chemical resistance, oil resistivity, air-tightness and fragrance protectiveness are good；Hard PVC film and PET polyester films are bonded so that more superior to the barrier propterty of luminescent material.Rigid foam is hard without flexibility, compression Degree is big, it is sufficient to which for microprism entirety of shaping, and itself is light, applied to will not significantly increase backpack body weight on knapsack.

Specifically, the reflectorized material on the shoulder belt be reflecting strips, reflective membrane or reflective thermosticking film, the reflectorized material and Luminescent material is alternately attached on shoulder belt surface, and luminescent material outer surface and reflectorized material outer surface are in same plane； Reflectorized material on the shoulder strap includes being fixed on as the light-reflection fabric ribbon and uniform intervals of harness body anti-on light-reflection fabric ribbon Photo-thermal pad pasting, the luminescent material and reflective thermosticking film are alternately attached on shoulder strap surface, luminescent material outer surface and heat reflective Pad pasting outer surface is in same plane.Reflecting strips are a kind of very common safety equipments, can be in the light around night reflection Line, so as to play certain warning function to passerby and driver；Reflective membrane be it is a kind of film has been made can be direct applied reflective Material.Light-reflection fabric ribbon is the reflectorized material worked out with reflective yarn；Reflective thermosticking film is formed by glass of high refractive index pearl Sphere retroreflecting principle or transparent resin form crystallite trellis into cube corner retroreflecting principle and be made, can be by light Line reflection return its light source at, generate splendid reflecting effect, thus can strengthen in night bad visibility or critical circumstances can Degree of opinion enhances safety and avoids that accident occurs.Consonance acts on, and is conducive to extend the reflection action occasion of knapsack and improves reflective Intensity.

Further, the backpack body upper end is symmetrical is equipped with the fixed point commutative ring passed through for shoulder strap, and described two The phase proximal end of a fixed point commutative ring is close to the backpack body back side, and mutually distal end is positive close to backpack body.Because it shuttled in shoulder strap Cheng Zhong, the fixed point commutative ring of backpack body upper end function both in the front of backpack body and side, so such as aforementioned tilting, energy Front and side are taken into account, and then can preferably complete front and be connected with side.

The present invention also provides the application method of above-mentioned student's knapsack, including following content：

Then shoulder strap is pulled out to come from shoulder strap admission extinguisher by I, for the first time in use, first take out bar outward, liked by individual It is good that shoulder strap shuttles between multiple fixed point commutative rings, fixed commutative ring is eventually passed through, around the backpack body back side, is installed on card It buckles and stretched length is enough to wind the harness portion of user waist half, then for bar to be inwardly inserted at buckle；The back of the body Upper knapsack adjusts shoulder strap by buckle；Article can be packed into backpack body later, back knapsack will be stretched at buckle Harness portion be looped around waist and fasten；

Knapsack is placed under sunlight or light by II, before the evening draws on, is absorbed for fluorescent paint and fluorescent grain visible Light energy.

Further, in the content I by shoulder strap when shuttling between pinpointing commutative ring, have passed through the front of backpack body And side, and can see apparent shoulder strap from the respective face of backpack body.Ensure in practical application, from the behind of user and side Face can experience reflecting effect, expand sphere of action, preferably ensure the night flight or navigation safety of user.

3. advantageous effect

(1) present invention is equipped with reflectorized material and luminescent material in shoulder belt and shoulder strap surface, by shoulder strap in fixed point commutative ring Between when shuttling, have passed through the front and side of backpack body, and can see apparent shoulder strap from the respective face of backpack body, make There is reflective and luminous function in the front and side for obtaining knapsack；After user's back knapsack, by the stretched back of the body at buckle Band part is looped around waist and fastens, together with shoulder belt is connected by a snap with shoulder strap, in addition being looped around the shoulder strap of waist so that Also there is reflective and luminous function at the knapsack back side.In practical application, when having external illumination, user's all around can reflect week The light enclosed；During without external illumination, user's all around can send out fluorescence.So this product can play reflective, hair comprehensively Light effect can remind the presence of other people students in time, avoid having a car accident etc. unexpected.

(2) light enhancement layer is equipped in the luminescent material that is set on shoulder belt and shoulder strap of the present invention, including microprism, When fluorescent grain shines, light reflects on microprism, realizes the diffusion of light, visually expands light source range.Compared with Coating fluorescent material more comprehensive than luminescent layer, the present invention can reduce using for fluorescent material and measure；Outside the Hard base layer of light enhancement layer Surface is arc, and microprism is attached at by adhesive layer on Hard base layer outer surface so that whole section of formation of microprism is similar to The form of concave mirror, and the drop arc-shaped setting of (including fluorescent grain) integral head of all clear gels, so can will irradiate Light on microprism, which is intended to middle part, to be assembled, so as to enhance the intensity of light.Illumination that even if fluorescent grain is sent out or external The light of irradiation is weaker, can also show light intensity obvious enough, reaches warning purpose.

(3) present invention is coated with fluorescent paint on the knapsack fabric of knapsack front and side, will before the evening draws on Knapsack is placed under sunlight or light, absorbs luminous energy for fluorescent paint.Night, student carry knapsack and walk, and the fluorescence on knapsack applies Material shows fluorescence in the dark, with the presence of other people students of prompting.It can promote warning function, further ensure user's safety. In addition, the smearing trace of fluorescent paint has diversification, and it is random strong, the requirement of student individuality can be catered to.

(4) present invention is equipped with shoulder strap admission extinguisher in knapsack lower end both sides, and fixed commutative ring is equipped on knapsack lower face, Knapsack upper end and both sides are equipped with fixed point commutative ring.User can arbitrarily shuttle according to personal like between each fixed point commutative ring, Shoulder strap shuttle mode can be replaced at any time, meet their Individualized Pursuit and the expectation to new things.And then improve this production The market competitiveness and sales advantage of product.

Student's knapsack provided by the present invention can play luminous, reflecting effect comprehensively, and reflection action intensity is higher, can be in time The presence of other people students is reminded, avoids the accident that has a car accident.In addition, the present invention can meet the Individualized Pursuit of student and to new thing The expectation of object, and then improve the market competitiveness and sales advantage of this product.

Description of the drawings

Fig. 1 is the structural representation front view of student's knapsack provided by the present invention；

Fig. 2 is the structural representation rearview of student's knapsack provided by the present invention；

Fig. 3 is the internal structure schematic diagram of shoulder strap admission extinguisher 3；

Fig. 4 is the lateral cross section structure diagram of luminescent material.

Wherein, 1- backpack bodies, 2- shoulder belts, 3- knapsack admission extinguishers, 4- shoulder straps, 5- fixed point commutative rings, 6- buckles, 7- are fixed Commutative ring, 8- fluorescent paints, 9- shoulder strap spools, 10- dish type clockwork springs, 11- strip through-holes, 12- fixed blocks, 13- bars, 14- are thin Film base, 15- clear gels drop, 16- fluorescent grains, 17- Hard base layers, 18- adhesive layers, 19- microprisms, the transparent protection of 20- Layer, 30- luminescent layers, 40- light enhancement layers, 50- adhesive layers, the closed air cavitys of 60-.

Specific embodiment

The present invention is described in further detail with reference to the accompanying drawings and examples.

Embodiment

As shown in Figure 1 and Figure 2, a kind of student's knapsack with high-intensity reflecting effect, including backpack body 1, shoulder belt 2 and Shoulder strap 4,2 upper end of shoulder belt are fixed on 1 back side upper end of backpack body, and 2 lower end of shoulder belt is equipped with buckle 6,4 end of the shoulder strap peace Mounted in 1 lower end of backpack body, 4 beginning of shoulder strap passes through buckle 6；

Fluorescent paint 8 is coated on the fabric of 1 front of backpack body and side, is handed on the shoulder belt 2 and shoulder strap 4 Reflectorized material and luminescent material are equipped with for compartment, as shown in figure 4, the luminescent material is attached including setting gradually from inside to outside Layer 50, light enhancement layer 40, luminescent layer 30 and transparent protective layer 20, the luminescent layer 30 includes transparent film ground layer 14, It is even disperse be attached at 14 inner surface of film ground layer clear gel drop 15, intersperse among clear gel drop 15 in fluorescent grain 16, Clear gel drop 15 positioned at 14 middle part of film ground layer is bigger than surrounding clear gel drop 15, and is in integrally convex so that All clear gels drip the arc-shaped setting (corresponding with arch-shaped Hard base layer 17) of 15 integral heads, advantageously ensure that reflective Effect；UV glue is added in the clear gel drop 15 so that it, can be straight while fixed-site is provided to fluorescent grain 16 It connects and is pasted on film ground layer 14；The smooth enhancement layer 40 is included in arch-shaped Hard base layer 17 (concave lens shape), coating Adhesive layer 18, the uniform microprism 19 for being attached at 18 outer surface of adhesive layer in 17 outer surface of Hard base layer, the Hard base layer 17 inner surface is smooth and is tightly attached to adhesive layer 50, and the outer surface of Hard base layer 17 is arc-shaped；17 both ends of Hard base layer to Outer extend to closely connect with film ground layer 14, and the transparent protective layer 20 is attached at 14 outer surface of film ground layer and is attached at hair Luminescent material both sides make to form closed air cavity 60 between light enhancement layer 40 and luminescent layer 30, to keep microprism 19 and clear gel The relative stability of 15 positions is dripped, and then ensures luminous reflecting effect；The adhesive layer 50 is fixed on the outer of shoulder belt 2 and shoulder strap 4 Surface；

The 1 lower end both sides of backpack body are each to fix a shoulder strap admission extinguisher 3, as shown in figure 3, the shoulder strap admission extinguisher 3 The built-in shoulder strap spool 9 there are one connection dish type clockwork spring 10, the 9 end border of shoulder strap spool is uniformly provided with 2~4 fixed blocks 12 (in the present embodiment, equipped with 4 fixed blocks 12), drawing and pulling type is equipped with bar 13, insert state on the shoulder strap admission extinguisher 3 Under, one end is located at immediately below fixed block 12, and 13 other end of bar extends to 3 outside of shoulder strap admission extinguisher, the shoulder strap admission extinguisher 3 Upper end is provided with strip through-hole 11, and the shoulder strap 4 is wound on shoulder strap spool 9, and 4 beginning of shoulder strap is pierced by and prolongs from strip through-hole 11 Extend to 3 outside of shoulder strap admission extinguisher；As shown in Figures 1 and 2, symmetrical be equipped in 1 lower surface of backpack body passes through for shoulder strap 4 Fixation commutative ring 7,1 upper end of backpack body is equipped with one or two and supplies the fixed point commutative rings 5 that pass through of shoulder strap 4, the knapsack 1 arranged on left and right sides of main body is equipped with 0~3 (in the present embodiment, 1 upper end of backpack body of fixed point commutative ring 5 passed through for shoulder strap 4 If there are two the fixed point commutative ring 5 passed through for shoulder strap 4,1 arranged on left and right sides of backpack body is all provided with that there are two to be passed through for shoulder strap 4 Fixed point commutative ring 5).

In view of fluorescence light energy source problem, the fluorescent paint 8 includes rare earth long afterglow fluorophor, the fluorescence Grain 16 is rare earth long afterglow fluorophor.Rare earth long afterglow fluorophor is that the dilute of divalent is added on the basis of chlorate MClO 3 fluorescent substance The long-afterglow fluorescent body that native europium and dysprosium are made, as a kind of embedded photoluminescent material, absorbing visible ray, (sunlight and light can carry For visible ray) energy, display brightness, fluorescence delay are 12 hours or more reachable in the dark.Fluorescence radiation intensity is high, and fluorescence prolongs It is long for a long time, there is wide application future.

The preparation method of above-mentioned fluorescent paint is：First with water and ethylene glycol or butyl glycol ether solvent dilution acrylic acid tree Fat, then rare earth long afterglow fluorophor and pigment emulsion are added under high velocity agitation, it then adds in antifoaming agent, wetting dispersing agent, fill out Material, auxiliary agent etc., are sufficiently stirred, and add colloid modifying agent, light stabilizer and thickener, are ground through being sanded, and control fluorescent paint Fineness, be made fluorescent paint.Its is simple for process, and yield is high, and raw material is easy to get, and environmental protection, fluorescence intensity is high, has excellent performance.

In the present embodiment, the transparent protective layer 20 is hard PVC film；The film ground layer 14 is PET polyesters Film；The Hard base layer 17 is layer hard foam.Hard PVC film thermal insulating, translucency are good, and flexibility is good, easily molded, Less brittle, nontoxic and pollution-free, the holding time is long；PET polyester films water white transparency, glossy, good mechanical performance are rigid, hard Degree and toughness are high, and puncture-resistant, rub resistance, high temperature resistant and low temperature, chemical resistance, oil resistivity, air-tightness and fragrance protectiveness are good； Hard PVC film and the fitting of PET polyester films so that more superior to the barrier propterty of luminescent material.Rigid foam without Flexibility, compressive hardness are big, it is sufficient to which for microprism entirety of shaping, and itself is light, will not significantly increase applied on knapsack Add backpack body weight.

Specifically, the reflectorized material on the shoulder belt 2 be reflecting strips, reflective membrane or reflective thermosticking film, the reflectorized material It is alternately attached on 2 surface of shoulder belt with luminescent material, and luminescent material outer surface and reflectorized material outer surface are in same plane It is interior；Reflectorized material on the shoulder strap 4 includes being fixed on light-reflection fabric ribbon as the light-reflection fabric ribbon and uniform intervals of 4 ontology of shoulder strap Reflective thermosticking film, the luminescent material and reflective thermosticking film be alternately attached on 4 surface of shoulder strap, luminescent material outer surface with it is anti- Photo-thermal pad pasting outer surface is in same plane.Reflecting strips are a kind of very common safety equipments, can be around night reflection Light, so as to playing certain warning function to passerby and driver；Reflective membrane be it is a kind of film has been made can be direct applied Reflectorized material.Light-reflection fabric ribbon is the reflectorized material worked out with reflective yarn；Reflective thermosticking film is by glass of high refractive index pearl The crystallite trellis that the sphere retroreflecting principle or transparent resin of formation are formed into cube corner retroreflecting principle and be made, energy It reflects light back at its light source, generates splendid reflecting effect, thus can strengthen in night bad visibility or critical circumstances Visibility, enhance safety and avoid that accident occurs.Consonance acts on, and is conducive to extend reflection action occasion and the raising of knapsack Intensity of light reflection.

In the present embodiment, 1 upper end of backpack body is symmetrical equipped with the fixed point commutative ring 5 passed through for shoulder strap 4, and The phase proximal end of described two fixed point commutative rings 5 is close to 1 back side of backpack body, and mutually distal end is positive close to backpack body 1.Because carrying on the back During band 4 shuttles, the fixed point commutative ring 5 of 1 upper end of backpack body functions both in the front of backpack body 1 and side, so As aforementioned tilting, front and side can be taken into account, and then can preferably complete being connected for front and side.

The application method of above-mentioned student's knapsack, including following content：

Shoulder strap 4 in use, first by the outside pumping of bar 13, then is pulled out to come from shoulder strap admission extinguisher 3, by a by I, for the first time People's hobby shuttles shoulder strap 4 between multiple fixed point commutative rings 5, eventually passes through fixed commutative ring 7, around 1 back side of backpack body, It is installed on buckle 6 and is enough to wind the harness portion of user waist half from stretched length at buckle 6, then by bar 13 It is inwardly inserted into；Back knapsack passes through 6 adjustment shoulder strap 4 of buckle；Article can be packed into backpack body 1 later, back knapsack will Stretched harness portion is looped around waist and fastens at buckle 5；

Knapsack is placed under sunlight or light by II, before the evening draws on, is absorbed for fluorescent paint 8 and fluorescent grain 16 Visible light energy.

Specifically, in the content I by shoulder strap 4 when shuttling between pinpointing commutative ring 5, have passed through backpack body 1 just Face and side.It can see apparent shoulder strap from the respective face of backpack body.Ensure in practical application, from the behind of user and side Face can experience reflecting effect, expand sphere of action, preferably ensure the night flight or navigation safety of user.

In the present embodiment, as shown in Figures 1 and 2, shoulder strap 4 is first pulled up, from shoulder strap admission extinguisher 3s across the back of the body The fixed point commutative ring 5 of the 1 upper end side of packet main body goes to front from the side of knapsack, and the shoulder strap 4 of both sides is stretched across to opposite side Fixation commutative ring 7 at, across after fixed commutative ring 7, around 1 back side of backpack body, be installed on buckle 6 and from being buckled at 6 Stretched length is enough to wind the harness portion of user waist half.Can from the front of backpack body 1, the back side and side To apparent shoulder strap 4, ensure in practical application, before user, behind and side can experience reflecting effect, expand Sphere of action preferably ensures the night flight or navigation safety of user.

Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention, And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above Change, modification will be all fallen in scope of the presently claimed invention.

Claims (8)

1. a kind of student's knapsack with high-intensity reflecting effect, described including backpack body (1), shoulder belt (2) and shoulder strap (4) Shoulder belt (2) upper end is fixed on backpack body (1) back side upper end, and shoulder belt (2) lower end is equipped with buckle (6), shoulder strap (4) the end peace Mounted in backpack body (1) lower end, shoulder strap (4) beginning passes through buckle (6)；It is characterized in that,

Fluorescent paint (8) is coated on the fabric of the backpack body (1) front and side, on the shoulder belt (2) and shoulder strap (4) Equal alternate intervals formula is equipped with reflectorized material and luminescent material, and the luminescent material includes the adhesive layer set gradually from inside to outside (50), light enhancement layer (40), luminescent layer (30) and transparent protective layer (20), the luminescent layer (30) include transparent film ground layer (14), it uniformly disperses and is attached at the clear gel drop (15) of film ground layer (14) inner surface, intersperses among in clear gel drop (15) Fluorescent grain (16), added with UV glue in clear gel drop (15), the clear gel drop in the middle part of film ground layer (14) (15) than surrounding clear gel drop (15) greatly, and it is in integrally convex；The smooth enhancement layer (40) is including being in arch-shaped Hard base layer (17), is uniformly attached at adhesive layer (18) outer surface at the adhesive layer (18) for being coated on Hard base layer (17) outer surface Microprism (19), the inner surface of the Hard base layer (17) is smooth and is tightly attached to adhesive layer (50), Hard base layer (17) it is outer Surface is arc-shaped；Hard base layer (17) both ends are extended out to closely to be connect with film ground layer (14), the transparent protection Layer (20) is attached at film ground layer (14) outer surface and is attached at luminescent material both sides, makes light enhancement layer (40) and luminescent layer (30) Between form closed air cavity (60)；The adhesive layer (50) is fixed on the outer surface of shoulder belt (2) and shoulder strap (4)；

Backpack body (1) the lower end both sides are each to fix a shoulder strap admission extinguisher (3), and the shoulder strap admission extinguisher (3) is built-in with one The shoulder strap spool (9) of a connection dish type clockwork spring (10), shoulder strap spool (9) the end border is uniformly provided with 2~4 fixed blocks (12), drawing and pulling type is equipped with bar (13) on the shoulder strap admission extinguisher (3), and under insert state, one end is located at fixed block (12) Underface, bar (12) other end are extended on the outside of shoulder strap admission extinguisher (3)；Shoulder strap admission extinguisher (3) upper end is provided with bar shaped and leads to Hole (11), the shoulder strap (4) is wound on shoulder strap spool (9), and shoulder strap (4) beginning is pierced by and extends to from strip through-hole (11) On the outside of shoulder strap admission extinguisher (3)；Backpack body (1) lower surface is symmetrical to be equipped with the fixation commutative ring passed through for shoulder strap (4) (7), backpack body (1) upper end is equipped with 1 or 2 fixed point commutative ring (5) passed through for shoulder strap (4), the backpack body (1) Arranged on left and right sides is equipped with 0~3 fixed point commutative ring (5) passed through for shoulder strap (4).

A kind of 2. student's knapsack with high-intensity reflecting effect according to claim 1, which is characterized in that the fluorescence Coating (8) includes rare earth long afterglow fluorophor, and the fluorescent grain (16) is rare earth long afterglow fluorophor.

3. a kind of student's knapsack with high-intensity reflecting effect according to claim 2, which is characterized in that described transparent Protective layer (20) is hard PVC film；The film ground layer (14) is PET polyester films；The Hard base layer (17) is hard Foam layer.

A kind of 4. student's knapsack with high-intensity reflecting effect according to claim 2, which is characterized in that the shoulder belt (2) reflectorized material on is reflecting strips, reflective membrane or reflective thermosticking film, and the reflectorized material and luminescent material are alternately attached at shoulder On band (2) surface, and luminescent material outer surface and reflectorized material outer surface are in same plane.

A kind of 5. student's knapsack with high-intensity reflecting effect according to claim 2, which is characterized in that the shoulder strap (4) reflectorized material on includes being fixed on as the light-reflection fabric ribbon and uniform intervals of shoulder strap (4) ontology reflective on light-reflection fabric ribbon Thermosticking film, the luminescent material and reflective thermosticking film are alternately attached on shoulder strap (4) surface, luminescent material outer surface and heat reflective Pad pasting outer surface is in same plane.

A kind of 6. student's knapsack with high-intensity reflecting effect according to claim 2, which is characterized in that the knapsack Main body (1) upper end is symmetrical to be equipped with the fixed point commutative ring (5) passed through for shoulder strap (4), and described two fixed point commutative rings (5) Phase proximal end is close to backpack body (1) back side, and mutually distal end is positive close to backpack body (1).

7. according to the application method of any one of claim 2~6 student's knapsack, which is characterized in that including following content：

Shoulder strap (4) in use, first by the outside pumping of bar (13), then is pulled out to come from shoulder strap admission extinguisher (3), be pressed by I, for the first time Personal like shuttles shoulder strap (4) between multiple fixed point commutative rings (5), fixed commutative ring (7) is eventually passed through, around knapsack master Body (1) back side is installed on buckle (6) and is enough to wind from stretched length at buckle (6) shoulder strap of user waist half Part, then bar (13) is inwardly inserted into；Back knapsack, by being buckled, (6) adjust shoulder strap (4)；Article can be packed into later Stretched harness portion at buckle (6) is looped around waist and fastened by backpack body (1), back knapsack；

Knapsack is placed under sunlight or light by II, before the evening draws on, is absorbed for fluorescent paint (8) and fluorescent grain (16) Visible light energy.

8. application method according to claim 7, which is characterized in that by shoulder strap (4) in fixed point commutative ring in the content I (5) when shuttling between, the front and side of backpack body (1) be have passed through.