CN201209785Y

CN201209785Y - Flexible lamp strip

Info

Publication number: CN201209785Y
Application number: CNU2008200490871U
Authority: CN
Inventors: 樊邦扬
Original assignee: Heshan Lide Electronic Enterprise Co Ltd
Current assignee: Heshan Lide Electronic Enterprise Co Ltd
Priority date: 2008-06-11
Filing date: 2008-06-11
Publication date: 2009-03-18
Anticipated expiration: 2018-06-11

Abstract

The utility model relates to a flexible light strip which comprises a flexible core wire and a flexible light scattering layer coated outside the core wire. The flexible light scattering layer is made of material capable of scattering light; the center of the flexible core wire is axially provided with a locking groove; both sides of the locking groove are embedded with positive and negative wires; a plurality of luminophors are fixed in the locking groove at intervals; and the luminophors are electrically connected with the wires. The utility model adopts the flexible light scattering layer to package the core wire, the axial locking groove is arranged in the core wire, and the luminophors are arranged in the locking groove, so that the light emitted by the luminophors are mixed by the light scattering layer to be scattered to the three-dimensional space. Compared with the prior art, the utility model has lower production cost, and the luminescent effect is changed from the plane emission to the three-dimensional emission, so that the use range of the utility model is widened.

Description

A kind of flexible lamp strip

Technical field

The utility model relates to a kind of ornament lamp, particularly a kind of flexible lamp strip with neon effect.

Background technology

Neon light is a kind of low pressure neon that fills in glass tube, the luminous ligthing paraphernalia by the effect of electronics electric excitation.Because it relies on gas discharge luminous, and gas evenly distributes in glass tube, thus neon light luminous be very continuously uniformly, and do not have the visual angle restriction.Neon light is with its good illumination effect and gorgeous color ability to express, occupy an important position in commercial lighting fields such as advertising lamp, ornament lamps always, but, because it is agent structure that neon light has adopted glass tube, so it has frangible, in case the packed and transported difficulty is moulding then arbitrarily bending and shortcoming such as can't produce in batches.

A kind of hose lamp has appearred subsequently; its structure is a heart yearn in the middle of being, is with holes on the heart yearn, places bulb in the hole; again at heart yearn outer wrapping one deck clad to tighten up and to protect bulb, this product is called " flexible lighting product " or " plastic soft tube lamp " again on illumination market.Hose lamp adopts the automatic extrusion modling of machine, so its cost of manufacture is low, and suitable production in enormous quantities the in enormous quantities, because of adopting flexiplast to make agent structure,, its product can also overcome neon light tube simultaneously according to advantages such as the random bending pattern-makings of on-the-spot needs so having, frangible, shortcomings such as transportation difficulty.But its light source is a point-like, does not have the continuous uniform luminous effect of neon light, still can't replace the effect of neon light fully in some occasion.

Because above technical problem, the patent of a " a kind of tube lamp improvement " by name has been proposed before the applicant, the patent No. is ZL2004100320665, be also referred to as " flexible neon " on the market, disclosing a kind of tube lamp improvement in this patent is that a side is provided with diffusion layer on the bulb of existing flexible lighting product, the light that bulb sends is after the diffusion layer scattering, becoming oval-shaped area source by spot light goes out at the surface diffusion of diffusion layer, the spacing by calculating accurate setting bulb and the thickness of diffusion layer make the surface diffusion of diffusion layer go out a plurality of oval-shaped area sources and are superimposed as light illuminator uniformly continuously.This patent has solved the discontinuous problem of light of existing hose lamp to a certain extent, still, its complex structure, the manufacturing cost height, the while is one-sided luminous owing to this hose lamp has only, so it can only be spliced into planar graph, can't build space pattern.

Summary of the invention

The technical problems to be solved in the utility model is: provide a kind of simple in structure, cheap for manufacturing cost, 360 ° of luminous flexible lamp strips.

The utility model solves above-mentioned technical problem by following technical proposals:

A kind of flexible lamp strip, the diffusion layer that comprises the flexibility that flexible heart yearn is outer with being coated on heart yearn, but diffusion layer is by the material manufacturing of scattered beam, the heart yearn center axially is provided with the fore shaft groove along it, fore shaft groove both sides are embedded with the both positive and negative polarity lead, fixed interval has a plurality of illuminators in the fore shaft groove, and described a plurality of illuminators are electrically connected with described lead.

The beneficial effects of the utility model are: because the utility model adopts flexible diffusion layer parcel heart yearn, axial fore shaft groove is set in the heart yearn, the structure of illuminator is set in the fore shaft groove, the light that illuminator sends is dispersed to solid space behind the diffusion layer mixed light, compared with prior art structure is simplified greatly, production cost is cheaper, simultaneously its illumination effect by the lamp bar one-sided luminous be improved to 360 ° luminous, expanded the scope of application of the present utility model.

Technique scheme can also further be improved in the following manner:

Described a plurality of luminaire spacing is fixed in the fore shaft groove equably, and the spacing distance of illuminator and illuminator are to the satisfied continuously uniform proportionate relationship of diffusion layer brightness that makes between the distance of diffusion layer outer surface.

Spacing distance between the described illuminator is 10～15mm, and illuminator to the distance of diffusion layer outer surface is 7～9mm.

Spacing distance between the described illuminator is 12.7mm, illuminator to the diffusion layer outer surface apart from 8mm.

Described diffusion layer is flexible PVC or rubber.

At least be mixed with a kind of in titanium dioxide, barium titanate or the fluorescent material in the described diffusion layer.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of the utility model cross-sectional direction;

Fig. 3 is one of structural representation of the utility model longitudinal section direction;

Fig. 4 be the utility model longitudinal section direction structural representation two;

Fig. 5 A is one of the utility model light path principle schematic diagram;

Fig. 5 B is two of the utility model light path principle schematic diagram.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described further.

With reference to figure 1 and Fig. 2, the utility model is a kind of flexible lamp strip.Comprise internal layer heart yearn 2 and outer flexible diffusion layer 1, diffusion layer 1 uses flexible diffusion material extruding to form, so-called flexibility promptly is can arbitrarily distort behind its forming materials, and concrete material can be selected flexiplast, resin or silica gel such as flexible polyvinyl chloride (PVC) or rubber etc.; Its astigmatic characteristic can be utilized mixed light that material itself has or random phase behaviour of light etc., also can add astigmatic medium such as titanium dioxide, barium titanate or fluorescent material etc. in material.It is the flexible heart yearn 2 of strip equally that diffusion layer 1 center is enclosed with, and its material can be identical with diffusion layer 1, also can be bright plastics of full impregnated or resin.Heart yearn 2 centers axially are provided with fore shaft groove 21 along it, and fore shaft groove 21 is formed by cutting along the axial through hole 211 of heart yearn 2 and heart yearn 2 one sides to the opening 212 of through hole 211.The both sides of fore shaft groove 21 are embedded with both positive and negative polarity lead 3 in the heart yearn 2.A plurality of illuminators 4 are arranged along the through hole 211 of fore shaft groove 21; the size of through hole 211 should be suitable with illuminator 4; make illuminator 4 put into through hole 211 easily and be fixedly clamped and keep certain interval by through hole 211; opening 212 is because the elastic reaction natural enclosing of material itself is protected illuminator 4 and electric connection structure thereof in the through hole 211.Illuminator 4 can be the light source of strip, also can be into spot light such as the little fluorescent lamp or the incandescent lamp etc. of Blang's body emission, or has the light source of certain orientation and lighting angle such as LED etc., and described a plurality of illuminators 4 are electrically connected with described lead 3.Manufacturing process of the present utility model is first extrusion molding heart yearn 2 in proper order, simultaneously pre-buried lead 3 and formation fore shaft groove 21 in the extrusion molding process of heart yearn 2, illuminator 4 is installed in fore shaft groove 21 then and its electrical connection is caused lead pre-buried in the heart yearn 23, in the peripheral extrusion molding diffusion layer 1 of heart yearn 2, the lamp body shape can be for circular, oval or square at last.

Referring to figs. 2 and 3, the optical axis of described illuminator 4 is the symmetry axis of illuminator 4 to the solid space divergent rays, preferably and heart yearn 2 axially parallels, light is more evenly distributed continuously at the solid space of diffusion layer 1 like this, especially adopt light source such as the LED with certain light emission direction and lighting angle, it is particularly important that this setup seems.The electric connection mode of illuminator 4 can be a serial or parallel connection, also can be that connection in series-parallel mixes, as earlier with as described in a plurality of illuminators 4 connect into a plurality of Series lamp strings 42 by lamp base connecting line 41, each Series lamp string 42 is connected in parallel by described lead 3, lamp body both can bear higher pressure drop like this, can arbitrarily be sheared under the situation of using same transformer again.For the illuminator 4 of protection in the Series lamp string 42 do not burnt or for making each Series lamp string 42 balance of voltage, can also connect resistance 5 on the Series lamp string 42 of necessity by electric current is excessive.For preventing lamp base connecting line 41 short circuit in the bending of lamp body, can also insulating barrier be set on described lamp base connecting line 41 surfaces, concrete grammar can be to establish to insulating sleeve or coating insulated paint.For the fixing spacing distance of illuminator 4, when preventing the lamp body distortion, the spacing of illuminator 4 changes, can also the fixedly reference column 6 of luminaire spacing distance be set 4 of adjacent illuminators, (the lamp base connecting line is not shown in Figure 4) as shown in Figure 4, this reference column is preferably also by the material manufacturing with astigmatism functions as diffusion layer 1 simultaneously.

For making the lighting effects on the diffusion layer 1 obtain best uniformity and continuity, described a plurality of illuminator 4 should be fixed in the fore shaft groove 21 evenly and at intervals, and the spacing distance and the illuminator 4 of illuminator 4 also should satisfy certain proportionate relationship between the distance of diffusion layer 1 outer surface simultaneously.For example when described illuminator 4 is Blang's body light source, with reference to figure 5A (for making things convenient for the illuminator 4 among the observation figure to adopt simplified painting), the first half with diffusion layer 1 shown in scheming is analysis: form one in each illuminator 4 diffusion layer 1 above it and weaken hot spot by the center gradually toward the periphery, light class superposes mutually and forms overlay region b, the interval by adjusting illuminator 4 and the thickness of diffusion layer can be so that the brightness of center a be consistent with overlay region b, it seems from the outside of diffusion layer 1 that like this light just relatively continuously evenly.Concrete parsing also can referenced patent number is " a kind of tube lamp improvement " patent of ZL2004100320665.With reference to figure 5B, when described illuminator 4 during for light source with certain light emission direction and angle such as LED, back one illuminator 4 forms relative clear zone c1 and relative dark space d1 on diffusion layer 1, last illuminator 4 forms relative clear zone c2 and relative dark space d2 equally on diffusion layer 1.The length of clear zone c1, c2 and dark space d1, d2 and the position of relative illuminator 4 and illuminator 4 are relevant apart from K to diffusion layer 1 outer surface, simultaneously, clear zone c1, c2 and dark space d1, d2 are relevant with the spacing distance L between the illuminator 4 in the distribution on the diffusion layer 1, it is overlapping to the dark space d1 lucky to the clear zone c2 of previous illuminator 4 apart from the spacing distance L between K and the illuminator 4 and back one illuminator 4 of diffusion layer 1 outer surface to adjust illuminator 4, so just can be so that diffusion layer 1 integral body reaches the most continuous uniform lighting effects.Through measuring, when adopting LED to be illuminator 4, spacing distance L between the described illuminator 4 is 10～15mm, illuminator 4 to diffusion layer 1 outer surface be 7～9mm apart from K the time, the continuous uniformity of light efficiency is relatively good, wherein, is 12.7mm with the spacing distance L between the illuminator 4, illuminator 4 to diffusion layer 1 outer surface be 8mm apart from K the time, effect is best.

Claims

1, a kind of flexible lamp strip, it is characterized in that: the diffusion layer that comprises the flexibility that flexible heart yearn is outer with being coated on heart yearn, but diffusion layer is by the material manufacturing of scattered beam, the heart yearn center axially is provided with the fore shaft groove along it, fore shaft groove both sides are embedded with the both positive and negative polarity lead, fixed interval has a plurality of illuminators in the fore shaft groove, and described a plurality of illuminators are electrically connected with described lead.

2, a kind of flexible lamp strip according to claim 1, it is characterized in that: described a plurality of luminaire spacings are fixed in the fore shaft groove equably, and the spacing distance of illuminator and illuminator are to the satisfied continuously uniform proportionate relationship of diffusion layer brightness that makes between the distance of diffusion layer outer surface.

3, a kind of flexible lamp strip according to claim 2 is characterized in that: the spacing distance between the described illuminator is 10～15mm, and illuminator to the distance of diffusion layer outer surface is 7～9mm.

4, a kind of flexible lamp strip according to claim 3 is characterized in that: the spacing distance between the described illuminator is 12.7mm, illuminator to the diffusion layer outer surface apart from 8mm.

5, according to each described a kind of flexible lamp strip of claim 1 to 4, it is characterized in that: described diffusion layer is flexible PVC or rubber.

6, according to each described a kind of flexible lamp strip of claim 1 to 4, it is characterized in that: described a plurality of illuminators connect into a plurality of Series lamp strings by the lamp base connecting line, and each Series lamp string is connected in parallel by described lead.

7, a kind of flexible lamp strip according to claim 6 is characterized in that: also be in series with protective resistance in the described Series lamp string.

8, a kind of flexible lamp strip according to claim 7 is characterized in that: described lamp base connecting line is outside equipped with insulating barrier.

9, a kind of flexible lamp strip according to claim 8 is characterized in that: described insulating barrier is insulating sleeve or insulating coating.

10, according to each described a kind of flexible lamp strip of claim 1 to 4, it is characterized in that: described heart yearn is positioned at the center of diffusion layer.

11, a kind of flexible lamp strip according to claim 1 is characterized in that: described illuminator is LED.

12, a kind of flexible lamp strip according to claim 11 is characterized in that: the optical axis of described illuminator and heart yearn axially parallel.

13, according to each described a kind of flexible lamp strip of claim 1 to 4, it is characterized in that: be provided with the fixedly reference column of luminaire spacing distance between the described illuminator.

14, a kind of flexible lamp strip according to claim 13, it is characterized in that: described reference column is by the diffusion material manufacturing.

15, a kind of flexible lamp strip according to claim 1, it is characterized in that: described heart yearn is by the diffusion material manufacturing.

16, a kind of flexible lamp strip according to claim 15 is characterized in that: described diffusion layer is flexible PVC or rubber.