CN201159403Y

CN201159403Y - Flexible luminous lamp strip

Info

Publication number: CN201159403Y
Application number: CNU2007200514284U
Authority: CN
Inventors: 姚志峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-16
Filing date: 2007-05-16
Publication date: 2008-12-03
Anticipated expiration: 2017-05-16

Abstract

The utility model discloses a pliability luminescence light strip, which comprises a flexible strip fixed body, a plurality of unit flexible PCB boards, an LED and a fixed layer, wherein the LED and the fixed layer are arranged on the flexible PCB boards, the contour figure of the section of the flexible strip fixed body is a rectangle, a plurality of unit flexible PCB boards are arranged in vertical via holes along the vertical direction, the two ends of each unit flexible PCB board are respectively equipped with a bonding joint, or two metal leads are arranged in the flexible strip fixed body along the vertical direction, connecting leads which are respectively arranged on the two ends of each unit of the unit flexible PCB board are capable of being arranged between a first LED and a second LED of the front end of each unit, and the connecting lead on the end is arranged between a tailender LED and a penultimate LED. The LED is a C.O.B type LED or an SMD type LED or a luminophor which comprises a plurality of luminescence wafers and an IC. The utility model has the advantages of long service life, low cost and excellent luminous effect.

Description

A kind of flexibility luminous lamp strip

Affiliated technical field

The utility model relates to a kind of lighting device, particularly a kind of flexibility luminous lamp strip.

Background technology

More and more ripe along with the LED technology, and have the advantage of luminosity height, long service life, so the LED application product is widely used as advertisement or as decorating, so the bar shaped ornament lamp is favored by very in market.

Have for this reason that the inventor woods is former has invented a kind of Chinese patent application and number be: 02117197.1, the name be called " a kind of Flexiblel ight-emitting unit and manufacture method thereof " this invention disclosed a kind of with C.O.B. formula LED as light source, mainly by an inner layer fixed, one LED lamp string group, an a pair of main line and an outer fixed body constitute, wherein, the inner layer fixed that relies on a moulding in advance, with the LED lamp string group after the welding series connection, be inserted in the groove of inner layer fixed, by two raised lines institute clamping, and a pair of main line that LED lamp string group is with inner layer fixed is buried underground is connected conduction mutually, again by extruder machine-shaping.

Also have inventor Ben Fan to invent a kind of Chinese patent application number to be: 200520062690.X, and U.S. Patent number is: US 6,914,194 B2, name is called " a kind of LED cord lamp that improves structure " this invention and has disclosed a kind of on the flexible cord inner core that is coated with the multiply copper stranded conductor more than 2 or 2, offer a cannelure that is parallel to the multiply copper stranded conductor, connect by electric wire between the single circuit board, the adopting surface mounted LED that is provided with on single circuit board and the circuit board embeds cross section and is provided with one less than rectangular recess in the cannelure of this cannelure for the convex shape bottom surface, and the flexible cord internal core wire coats flexible cord crust layer of transparent or translucent outward again.

Aforementioned inventor Ben Fan has also invented a kind of Chinese patent application: 200520063571.6 and U.S. Patent number be: US 7,034,230 B2, the technology that name is called " cord lamp in parallel in a kind of " this invention announcement almost is the same with above-mentioned patent in configuration aspects, different is that a plurality of LED enter and are electrically connected with the copper stranded conductor that conducts electricity by the inwall of electric wire series connection from pit in this invention, this invention has increased multiloop structure at the patent content of U. S. application in addition, but still there is following problem in above several inventions:

1, owing to welds by being connected electric wire between LED and the LED, can not weld automatically by mechanization, as use wave-soldering unit, what therefore making need be a large amount of is artificial, when the length of every unit hour, and have loaded down with trivial details, the consuming time defect of high cost of operation all LED need be connected on the copper stranded conductor time.

2, because inner layer fixed is shape in the groove; therefore the LED that is embedded in the groove must have the simultaneously exposed protective layer that do not have; so C.O.B. formula LED damages easily through the machine extrusion time; and because product needs in manufacturing process and will be embedded in LED in the groove by the machine of temperature up to 150 ℃, therefore when LED easier damage of LED when protecting without any coating.

3, because LED must be greater than distance predetermined between LED and the LED with the wire length that is connected between the LED, therefore this connection electric wire is filled in and is circuitous state in the recessed cannelure, therefore there is inaesthetic defective, and the inner layer fixed groove that should invent is very little, only limit to be connected in series by single electric wire between LED and the LED, therefore can not realize various glow color variation effects, if realize the words that multiloop is provided with, so since between LED and the LED to be connected electric wire too many, easy wrong position during making, knotting is not attractive in appearance easily, and production process is loaded down with trivial details.

4, owing to be connected electric wire for flexible between LED and the LED, so LED can not get fixing in the longitudinal direction position, LED can be pinched together in the bending process for product, thereby influence illumination effect.

Therefore need a kind ofly to increase the service life, anti-bending, production process is simple, cost is low technology substitute existing technical pattern.

Summary of the invention

The purpose of this utility model is in order to overcome the defective of above-mentioned existence, provides a kind of long service life, cost is low, illumination effect good, the simple flexibility luminous lamp strip of production process.

To achieve these goals, the technical solution adopted in the utility model is a kind of flexibility luminous lamp strip, comprise a flexible barcode fixed body, some unit flexible PCB plate, be arranged on the LED on the flexible PCB plate, one fixed bed, described flexible barcode fixed body is a transparent plastic material, its cross-sectional shape profile is rectangular, be provided with a longitudinal hole along the longitudinal direction in the inside of flexible barcode fixed body, be provided with a mutual perforation that is provided with along the longitudinal direction between the top of the longitudinal hole top of this flexible barcode fixed body or lower surface and flexible barcode fixed body or the lower surface and be the crack of closure state, longitudinal hole and crack form an inverted T-shape or T font at horizontal direction, described some unit flexible PCB plate is arranged in the longitudinal hole along the longitudinal direction, described LED is arranged on the front of flexible PCB plate, described fixed bed is a transparent plastic material, its cross-sectional profile profile is rectangular, and fixed bed is coated on the periphery of flexible barcode fixed body.

Described fixed body outer surface evenly distributes along the longitudinal direction and is provided with the convex tendon striped.

Be provided with at least one chemical fibre line or string line in the described flexible barcode fixed body along the longitudinal direction, this single is arranged in the sidewall of longitudinal hole, and the two ends on described each unit pcb board are respectively arranged with jointing, joint on joint on the pcb board rear end, last unit and the back one unit pcb board front end is for being symmetrical arranged, and its connector or interface are corresponding respectively, described jointing is the tube chamber formula, tube wall is provided with the metallic conduction piece, and its tube chamber is the through hole shape, and metallic conduction piece on the tube wall and the circuit on the pcb board are electrically connected.

Be provided with two strip metal leads in the described flexible barcode fixed body along the longitudinal direction, this plain conductor is separately positioned on the two sides of longitudinal hole, and be respectively arranged with at least one at each two ends, unit of described flexible PCB plate and connect lead, connecting lead is connected in parallel on the plain conductor, the connection lead that each two ends, unit of its described flexible PCB plate are provided with respectively can be arranged between first LED and second LED of every unit front end, and terminal connection lead is arranged between last LED and the penult LED.

Described LED is C.O.B formula LED, perhaps is SMD formula LED, perhaps is the illuminator that a plurality of luminescent wafers and IC form.

Described flexible PCB plate is provided with the hole that is used for some welding LED, perhaps is provided with some exposed metallic conduction pads, can shear between elementary section and elementary section.

Described some unit flexible PCB plate is arranged in the longitudinal hole along the longitudinal direction, and is arranged in a linear, and its some unit flexible PCB plate is the flexible PCB plate of an integral body, and the circuit between every unit disconnects, and also can be to shear some unit of opening.

The described jointing that is arranged on flexible PCB plate end can be for a plurality of, and can be divided into power supply jointing and control signal jointing.

The utility model also comprise one with the flexible PCB plate on the power supply jointing that plugs of jointing, the perhaps power supply jointing that can plug with the plain conductor in the flexible barcode fixed body.

A kind of flexibility luminous lamp strip of the utility model compared with prior art its beneficial effect has:

So 1, since LED of the present utility model be arranged on the flexible banded circuit board LED obtain at longitudinal direction fixing accordingly, so product LED can be not pinched together in the bending process.

So 2, when this product is low-voltage, do not need in flexible fixed body, to be provided with the conduction main line because the two ends on each unit pcb board of the present utility model are respectively arranged with jointing, the conduction main line can be arranged on the pcb board, therefore need not PCB with each unit by electric wire and be connected on the conduction main line that is provided with in the flexible fixed body, and can be after formed product direct shearing, simply reach the low advantage of cost so the utlity model has production process.

3, since the connection lead that each two ends, unit of flexible PCB plate described in the utility model are provided with respectively can be arranged between first LED and second LED of every unit front end, and terminal connection lead is arranged between last LED and the penult LED, has therefore avoided the shortcoming of cutting off the connection lead when shearing easily that exists in the prior art.

4, because described jointing is the tube chamber formula, and tube wall is provided with the metallic conduction piece, and its tube chamber is the through hole shape, and can make length is that 10 to 15 millimeters connection contact pin interts in jointing, therefore has the stable advantage of conduction switching performance.

5, be provided with the convex tendon striped because described fixed body outer surface evenly distributes along the longitudinal direction, this convex tendon striped can play the effect that makes light soft.

Description of drawings

Fig. 1 is the broken section structure chart of flexible fixed body of the present utility model and fixed bed;

Fig. 2 is the first optimum implementation schematic diagram of the present utility model;

Fig. 3 is the second optimum implementation schematic diagram of the present utility model;

Fig. 4 is a syndeton schematic diagram of the present utility model;

The specific embodiment

The utility model is described in further detail below in conjunction with the drawings and the specific embodiments.

With reference to Fig. 1,2, comprise a flexible barcode fixed body 1, some unit flexible PCB plate 3, be arranged on the LED4 on the flexible PCB plate 3, one fixed bed 2, described flexible barcode fixed body is a transparent plastic material, its cross-sectional shape profile is rectangular, be provided with a longitudinal hole 11 along the longitudinal direction in the inside of flexible barcode fixed body, be provided with a mutual perforation that is provided with along the longitudinal direction between the top of the longitudinal hole top of this flexible barcode fixed body or lower surface and flexible barcode fixed body or the lower surface and be the crack 12 of closure state, longitudinal hole 11 forms an inverted T-shape or T font with crack 12 at horizontal direction, described some unit flexible PCB plate 3 is arranged in the longitudinal hole 11 along the longitudinal direction, and be arranged in a linear, its some unit flexible PCB plate is holistic flexible PCB plate, circuit between every unit disconnects, also can be to shear some unit of opening, described LED is arranged on the front of flexible PCB plate, its LED4 is C.O.B formula LED, perhaps be SMD formula LED, or be the illuminator that a plurality of luminescent wafers and IC form, by the agency of in the patent documentation that its SMD formula LED and C.O.B formula LED have been carried in background technology, described flexible PCB plate is provided with the hole of electronic components such as being used for some welding LED or resistance, or the front on the flexible PCB plate or the back side is provided with some exposed metallic conduction pads, and this pad is used for connecting electronic components such as LED or resistance.Described fixed bed 2 is for to be similarly the flexible transparent plastic material with flexible barcode fixed body 1, and this material can be the flexible PVC material, and its fixed bed cross-sectional profile profile is rectangular, and fixed bed 2 is coated on the periphery of flexible barcode fixed body 1.In order to make product have better outward appearance and illumination effect, evenly distribute along the longitudinal direction at described fixed body outer surface and to be provided with the convex tendon striped, owing to be provided with some convex tendon stripeds at longitudinal direction, increased the ray refraction angle, so enlarged the lighting angle of atomizing layer, thereby increased visual effect, and played the effect of uniform light.The utility model can be flexible PCB plate 3 crack 12 of closure state from flexible barcode fixed body 1 side when making fills in the longitudinal hole 11 of flexible barcode fixed body, fixedly fixed bed is set the periphery by extruder at flexible barcode then.

With reference to Fig. 2,3, the curtage that is carried when flexible PCB plate 3 hour, can not need to be provided with the plain conductor of transmission power supply in the sidewall of flexible fixed body 1 of the present utility model, its plain conductor that is used to transmit power supply can be arranged on flexible PCB plate 3, but at least one single can be set along the longitudinal direction in flexible fixed body, so that play draw when making flexible fixed body by the machine extrusion molding, this single can be chemical fibre, or string, and its single can be arranged in the wall at flexible fixed body bottom or top, and the crack that is closure state so also can be arranged on about flexible fixed body in two walls.Can be arranged on the flexible PCB plate owing to be used to transmit the plain conductor of power supply, so the two ends on each unit pcb board 3 can be provided with jointing 7 respectively, joint on joint on the pcb board rear end, last unit and the back one unit pcb board front end is for being symmetrical arranged, and its connector or interface are corresponding respectively, described jointing 7 is the tube chamber formula, tube wall is provided with metallic conduction piece 71, and its tube chamber is the through hole shape, because connection contact pin 81 length of jointing 8 are in 10 to 15 millimeters long generally, if too short the connection so between contact pin 81 and the jointing 7 breaks away from easily, cause loose contact, but because the position on the flexible PCB plate is limited, there is not the position length to be set greater than 10 to 15 millimeters joints, therefore this jointing is arranged to tube chamber and is the through hole shape, thereby can make length is that 10 to 15 millimeters connection contact pin interts in jointing, its tube wall can integral body be set to metal, also can be the metallic conduction piece that tube wall is provided with the conductive pin contact, the metallic conduction piece 71 on the tube wall be electrically connected with the circuit on the pcb board 3.Shear its front connector of back the consumer by the crop marks on the lamp body and just belong to two sections jointings on the lamp body respectively with the back joint; when two sections lamp body A, B need connect; can two sections lamp bodies be connected by connecting contact pin 71; the connection contact pin of middle jointing 8 is long to be stretched out to both direction respectively, in the periphery of middle jointing 8 protective sleeve can be set.The jointing that is arranged on flexible PCB plate 3 ends can be for a plurality of, and can be divided into power supply jointing and control signal jointing, thereby realize multiloop control.Its front connector also can be male joint and the female joint that is complementary with the back joint, it also can be identical female joint, thereby save PCB with each unit by electric wire and receive this operation on the conduction main line that is provided with in the flexible fixed body, and can after formed product, direct shearing use, simply reach the low advantage of cost so the utlity model has production process.

With reference to Fig. 4, when curtage that the utility model carried is big, can in described flexible barcode fixed body 1, be provided with two strip metal leads 5 along the longitudinal direction, this plain conductor is separately positioned on the two sides of longitudinal hole 11, and be respectively arranged with at least one at each two ends, unit of described flexible PCB plate 3 and connect lead 6A, 6B, connecting lead is connected in parallel on the plain conductor 5, the connection lead that each two ends, unit of its described flexible PCB plate are provided with respectively can be arranged between first LED and second LED of every unit front end, and terminal connection lead is arranged between last LED and the penult LED, is provided with clipped position 31 between the unit of flexible PCB plate and unit, 32.If flexible banded circuit board and plain conductor be connected be connected the both ends that lead is arranged on every unit, and product in use the user carry out element length as required to shear, because the spacing between LED and the LED is very little, if when shearing, have deviation will cut off the connection lead slightly, therefore be easy to generate waste product, so the utility model has avoided cutting off easily the shortcoming that connects lead when shear product.

The utility model also comprise one with the flexible PCB plate on the power supply jointing that plugs of jointing, the perhaps power supply jointing that can plug with the plain conductor in the flexible barcode fixed body, this joint can be provided with a joint that is the case shape, is provided with the contact pin that can inject in the flexible fixed body and be provided with in the jointing respectively and do to be electrically connected with two ends on plain conductor or the flexible PCB plate in the inside of case.Circuit on the flexible PCB plate in the utility model can be set to multiloop in addition, LED can be the LED with multiple glow color, can control by microcircuit then, thereby reach glow color change effect, as chase, effects such as scanning, color gradient.

Above illustrated embodiment only in order to convenient explanation the utility model, is not breaking away from creation spirit category of the present utility model, and various simple and easy covert and modification that person skilled in the art scholar did still should be contained in the technical solution of the utility model scope.

Claims

1, a kind of flexibility luminous lamp strip, it is characterized in that: comprise a flexible barcode fixed body, some unit flexible PCB plate, be arranged on the LED on the flexible PCB plate, one fixed bed, described flexible barcode fixed body is a transparent plastic material, its cross-sectional shape profile is rectangular, be provided with a longitudinal hole along the longitudinal direction in the inside of flexible barcode fixed body, be provided with a mutual perforation that is provided with along the longitudinal direction between the top of the longitudinal hole top of this flexible barcode fixed body or lower surface and flexible barcode fixed body or the lower surface and be the crack of closure state, longitudinal hole and crack form an inverted T-shape or T font at horizontal direction, described some cell stripes flexible PCB plates are arranged in the longitudinal hole along the longitudinal direction, described LED is arranged on the front of flexible PCB plate, described fixed bed is a transparent plastic material, its cross-sectional profile profile is rectangular, fixed bed be coated on the flexible barcode fixed body the periphery.

2, a kind of flexibility luminous lamp strip according to claim 1 is characterized in that: described fixed body outer surface evenly distributes along the longitudinal direction and is provided with the convex tendon striped.

3, a kind of flexibility luminous lamp strip according to claim 1, it is characterized in that: be provided with at least one chemical fibre line or string line in the described flexible barcode fixed body along the longitudinal direction, this single is arranged in the sidewall of longitudinal hole, and the two ends on described each unit pcb board are respectively arranged with jointing, joint on the pcb board rear end, last unit and the joint of back on the one unit pcb board front end be for being symmetrical arranged, and its connector or interface are distinguished corresponding.

4, a kind of flexibility luminous lamp strip according to claim 3, it is characterized in that: described jointing is the tube chamber formula, tube wall is provided with the metallic conduction piece, and its tube chamber is the through hole shape, and metallic conduction piece on the tube wall and the circuit on the pcb board are electrically connected.

5, a kind of flexibility luminous lamp strip according to claim 1, it is characterized in that: be provided with two strip metal leads in the described flexible barcode fixed body along the longitudinal direction, this plain conductor is separately positioned on the two sides of longitudinal hole, and be respectively arranged with at least one at each two ends, unit of described flexible PCB plate and connect lead, connecting lead is connected in parallel on the plain conductor, the connection lead that each two ends, unit of its described flexible PCB plate are provided with respectively can be arranged between first LED and second LED of every unit front end, and terminal connection lead is arranged between last LED and the penult LED.

6, a kind of flexibility luminous lamp strip according to claim 1 is characterized in that: described LED is C.O.B formula LED, perhaps is SMD formula LED, perhaps is the illuminator that a plurality of luminescent wafers and IC form.

7, a kind of flexibility luminous lamp strip according to claim 1 is characterized in that: described flexible PCB plate is provided with the hole that is used for some welding LED, perhaps is provided with some exposed metallic conduction pads, can shear between elementary section and elementary section.

8, a kind of flexibility luminous lamp strip according to claim 1, it is characterized in that: described some unit flexible PCB plate is arranged in the longitudinal hole along the longitudinal direction, and be arranged in a linear, its some unit flexible PCB plate is the flexible PCB plate of an integral body, circuit between every unit disconnects, and also can be to shear some unit of opening.

9, a kind of flexibility luminous lamp strip according to claim 1, it is characterized in that: also comprise one with the flexible PCB plate on the power supply jointing that plugs of jointing, the perhaps power supply jointing that can plug with the plain conductor in the flexible barcode fixed body.

10, a kind of flexibility luminous lamp strip according to claim 3 is characterized in that: the jointing that is arranged on flexible PCB plate end can be for a plurality of, and can be divided into power supply jointing and control signal jointing.