CN211575053U - Light source substrate and lamp - Google Patents

Abstract

The utility model discloses a light source base plate and lamps and lanterns, including conductive substrate, direct electric connection has a plurality of LED on the conductive substrate, conductive substrate is equipped with a plurality of fretwork district so that the light source base plate bends. The utility model discloses a light source base plate uses the metal conducting base plate of fretwork to replace the base plate with copper line or circuit board that usually uses as the light source terminal of LED lamp, can bend at the position of fretwork and combine into the light source support of different shapes, avoids the circuit to break; the special shape of the conductive substrate is provided with a cylindrical light source which can be bent into 360-degree full-period light illumination when in use; the surface of the conductive substrate is provided with the silver coating and the injection molding layer, so that the reflection and the conductivity are increased, and the heat dissipation is facilitated.

Description

Light source substrate and lamp

Technical Field

The utility model relates to a illuminator technical field of LED lamp especially relates to a light source base plate and lamps and lanterns.

Background

The light source terminal is used for bearing a light emitting source in the LED lamp, the copper wire and the circuit board are usually arranged on the substrate, the ink layer is coated, the LED lamp beads are fixedly installed, and the substrate can be bent to enable the light source terminal to form a shape suitable for the lampshade when the LED lamp is used. The above structure has the following drawbacks: the copper wire or the circuit board on the base plate is easy to break when being bent, so that one part of lamp beads is not electrified, the other part of lamp beads is overhigh in local voltage, the product can be damaged by overheating, and the current product can not meet the requirements of users.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves replaces present light source terminal with the electrically conductive base plate of fretwork, solves the light source terminal that exists at present and buckles the problem of breaking the circuit easily, avoids the defect that exists in the current product.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a light source substrate, includes conductive substrate, the last direct electrically connected with of conductive substrate has a plurality of LEDs, conductive substrate is equipped with a plurality of fretwork areas so that the light source substrate is bent.

The conductive substrate comprises a plurality of light source supports connected in an array manner and connecting sheets connected to the end parts of the light source supports.

Each light source support is including the first light source board that is connected, second light source board and locate first light source board and/or the third light source board of second light source board outer end.

The first light source plate and the second light source plate are rectangular, and the third light source plate is triangular or trapezoidal.

And a silver coating is also arranged on the surface of the conductive substrate.

The conductive substrate is provided with a silver coating layer, the silver coating layer is arranged on the conductive substrate, the conductive substrate is embedded into the through holes, the injection layer is provided with exposed holes, and the LEDs are arranged in the exposed holes and electrically connected with the conductive substrate.

Wherein, the conductive substrate is a metal plate.

The light source support is provided with a plurality of light source supports, and the first light source plate, the second light source plate and the third light source plate are arranged between every two light source supports.

And the LEDs on the light source brackets are homochromatic LEDs or heterochromatic LEDs.

In order to solve the technical problem, the utility model also provides a lamp, including foretell light source base plate.

The utility model discloses a light source substrate has following beneficial effect: the hollowed metal conductive substrate is used for replacing a substrate with a copper wire or a circuit board which is usually used as a light source terminal of the LED lamp, and the light source terminals can be bent at the hollowed positions to form light source supports in different shapes, so that the circuit is prevented from being broken; the special shape of the conductive substrate is provided with a cylindrical light source which can be bent into 360-degree full-period light illumination when in use; the surface of the conductive substrate is provided with the silver coating and the injection molding layer, so that the reflection and the conductivity are increased, and the heat dissipation is facilitated.

Drawings

To illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a light source substrate according to the present invention;

fig. 2 is a schematic structural diagram of a single light source holder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a light source substrate according to the present invention, which includes a conductive substrate 1, a plurality of LEDs 2 are directly electrically connected to the conductive substrate 1, and the conductive substrate 1 is provided with a plurality of hollow areas 3 for bending the light source substrate 1. The product in this field all adopts on the base plate to set up copper line or circuit board at present, and the installation of scribbling printing ink is fixed LED lamp pearl and is made, and need not the conductor wire in this embodiment, directly installs LED on conductive substrate, regard conductive substrate as the power supply, just buckle the base plate when buckling the light source terminal like this, avoid the hidden danger that preceding circuit was broken. In order to facilitate bending, the conductive substrate 1 in the embodiment is provided with a plurality of hollow-out areas 3, a plurality of light source supports 4 connected into a whole are formed, the shapes of the light source supports 4 are the same, and light sources in various shapes can be formed by bending the light source supports 4 to meet different requirements of lamp shades and illumination.

The conductive substrate 1 in this embodiment includes a plurality of light source holders 4 connected in an array and a connecting sheet 5 connected to an end of the light source holder. After the conductive substrate 1 is hollowed out, the middle part of the conductive substrate becomes a light source support 4, connecting sheets 5 are formed at two ends of the conductive substrate, and a plurality of holes are further formed in the connecting sheets 5 and used for connecting the light source supports to enable the light source supports to be taken as a whole. When the light source support 4 is used, the connecting sheets 5 at the upper part and the lower part need to be broken off first, and then the two ends of the light source support 4 are connected with an external power supply device and a circuit, so that the LED2 on the light source support 4 is electrified and emits light. When the conductive substrate 1 is bent into different shapes for use, each light source support 4 forms each surface of different shapes, a single light source support can be used as one surface, a plurality of light source supports can be used as one surface, and different shapes of the light source plate can be selected according to practical application.

As shown in fig. 2, fig. 2 is a schematic structural diagram of a light source bracket, and each light source bracket 4 in this embodiment includes a first light source board 41, a second light source board 42 and a third light source board 43 disposed at an outer end of the first light source board 41 and/or the second light source board 42. First light source board 41 and second light source board 42 are the rectangle, and third light source board 43 is triangle-shaped or trapezoidal, and first light source board 41, second light source board 42 and third light source board 43 go up equal evenly distributed have LED 2. Above-mentioned light source support's shape is for realizing 360 full period illumination of lamps and lanterns and special design, connection piece 5 of rupture upper portion and lower part before the use, buckle two light source support 4 looks butt of conductive substrate 1 messenger head and the tail, bend triangle-shaped or trapezoidal third light source board 43 inwards to mutual butt, thereby form the cylindric light source, the cylindric light source is put into the lamp shade, the light source that the shape set up like this can 360 luminous, all-round illumination, the even no stroboflash of illuminance, protect user's eyesight, do not hinder the eye. Of course, if the 360-degree light emitting effect is not needed, the light source support 4 can be set to only have one light source plate, the structure is simpler, and the light can be emitted from four sides in a circular or square shape, so that the upper part and the lower part can not be covered.

In this embodiment, the surface of the conductive substrate 1 is further provided with a silver plating layer, the outer portion of the silver plating layer is further provided with an injection molding layer, the conductive substrate 1 is further provided with a plurality of through holes, the injection molding layer covers the conductive substrate 1 and is embedded into the through holes, the injection molding layer is provided with exposed holes, and the LEDs 2 are located in the exposed holes to be electrically connected with the conductive substrate 1. The surface of the conductive substrate 1 is plated with silver and is subjected to injection molding, so that the reflection and the conductivity can be increased, and the heat dissipation is facilitated. In this embodiment, only the front surface of the conductive substrate 1 is plated with silver and is subjected to injection molding, and the back surface faces to the light-emitting back surface when in use, so that the back surface is not treated to reduce the process and the cost. Evenly form the naked hole on the layer of moulding plastics, LED2 encapsulates in this naked downthehole, and the bottom is connected with electrically conductive substrate electricity, and the light source that this LED packaging mode formed has high light efficiency, the advantage of low light decay, and the life-span exceeds 15000 hours, and ordinary light source is longer compared in service life.

The conductive substrate 1 in this embodiment is a metal plate, which may be a plate made of an iron plate, a steel plate, a copper plate, or other metals, and is mainly used to replace a copper wire or a circuit board for conduction.

In this embodiment, the hollow-out regions 3 are disposed between the plurality of light source brackets 4, and the hollow-out regions 3 are disposed between any two of the first light source plate 41, the second light source plate 42, and the third light source plate 43. The hollow-out areas in this embodiment include a first hollow-out area located at the upper portion, a second hollow-out area located at the lower portion, and a third hollow-out area between the light source boards, the hollow-out areas between the light source brackets are used for forming the shape of the light source bracket, the first hollow-out area is used for forming the third light source board 43 at the upper end of the light source bracket 4, and the third light source board 43 is in an inverted trapezoid shape or an inverted triangle shape, so that the third light source board 43 is in a trapezoid shape or a triangle shape. The second hollow area is used for forming the first light source plate 41 and the second light source plate 42 on the light source support 4, and the shape is rectangular, so that the first light source plate 41 and the second light source plate 42 are also rectangular. The third hollow-out area is located between each light source board, for less continuous rectangle, makes only limited several connecting portion link to each other between each light source board, bends when being convenient for use, has alleviateed product weight simultaneously.

The LEDs 2 on each light source support in this embodiment are the same color LEDs or different color LEDs, so that the LED support can be used as a white light lamp or a color LED lamp, all the light emitting light sources can be set to be one color, and the LEDs 2 on each light source support can be set to be different colors, so as to form the effect of a color lamp, and adapt to different use requirements.

The processing procedure of the light source substrate of the utility model comprises the steps of cutting the metal plate into a proper size, forming a hollowed-out area through stamping or etching, carrying out surface silver plating, then carrying out injection molding, forming an exposed hole with a size close to that of the LED2 on an injection molding surface at a preset position during injection molding, and encapsulating the LED2 in the exposed hole. The LED2 can be packaged on the light source support by means of pasting or welding, adopting a wire bonding machine, a die bonder or a dispenser, and adopting the modes of gluing, dispensing, ultrasonic bonding and the like. When the LED lamp is used, the connecting sheets at the two ends are broken off, and then the light source substrate is bent into a required shape and installed in a corresponding lamp.

The utility model also provides a lamps and lanterns, inside contain foretell light source base plate, because the special shape design of light source base plate becomes the cylindric light source with the light source support, can realize 360 degrees luminous, all-round illumination avoids having the problem that there is illumination shadow or can not cover all light emitting areas in ordinary lamps and lanterns.

By using the light source substrate and the lamp of the utility model, the hollowed metal conductive substrate is used to replace the commonly used substrate with copper wires or circuit boards as the light source terminal of the LED lamp, and the light source support with different shapes can be formed by bending and combining the hollowed metal conductive substrate at the hollowed position, so that the circuit is prevented from being broken; the special shape of the conductive substrate is provided with a cylindrical light source which can be bent into 360-degree full-period light illumination when in use; the surface of the conductive substrate is provided with the silver coating and the injection molding layer, so that the reflection and the conductivity are increased, and the heat dissipation is facilitated.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. The light source substrate is characterized by comprising a conductive substrate, wherein the conductive substrate is directly and electrically connected with a plurality of LEDs, and a plurality of hollow areas are arranged on the conductive substrate so that the light source substrate can be bent.

2. The light source substrate of claim 1, wherein the conductive substrate comprises a plurality of light source brackets connected in an array and connecting pieces connected to ends of the light source brackets.

3. The light source substrate as claimed in claim 2, wherein each of the light source holders comprises a first light source board, a second light source board and a third light source board disposed at an outer end of the first light source board and/or the second light source board.

4. The light source substrate as claimed in claim 3, wherein the first light source board and the second light source board are rectangular and the third light source board is triangular or trapezoidal.

5. The light source substrate according to claim 1, wherein a silver plating layer is further provided on a surface of the conductive substrate.

6. The light source substrate according to claim 5, wherein an injection molding layer is further disposed outside the silver plating layer, the conductive substrate is further provided with a plurality of through holes, the injection molding layer covers the conductive substrate and is embedded in the through holes, the injection molding layer is formed with exposed holes, and the LEDs are located in the exposed holes to be electrically connected with the conductive substrate.

7. The light source substrate according to claim 1, wherein the conductive substrate is a metal plate.

8. The light source substrate according to claim 3, wherein the plurality of light source brackets are disposed with the hollow area therebetween, and the hollow area is disposed between each of the first light source plate, the second light source plate, and the third light source plate.

9. The light source substrate according to claim 8, wherein the LEDs on each of the light source holders are same-color LEDs or different-color LEDs.

10. A luminaire comprising the light source substrate according to any one of claims 1 to 9.

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