CN206300047U - The high-power backlight light bars of LED - Google Patents

Abstract

The utility model discloses a kind of high-power backlight light bars of LED, including：Circuit board, the circuit board is strip and is polylith, for supporting and fixing miscellaneous part, and formation current path；Coupling assembly, including plug, socket and wire rod, every piece of circuit board is provided with two sockets, and two sockets are respectively welded in the circuit board two ends, the plug is connected with wire rod conducting, for being connected adjacent circuit plate and for the circuit board is powered with the socket grafting；Light source assembly, including LED lamp bead and lens, the LED lamp bead are welded in the circuit board surface, and the lens cap is pasted on the circuit board surface located at LED lamp bead top；Circuit unit, the circuit unit is constant-current circuit.The high-power backlight light bars of LED described in the utility model, energy-conserving and environment-protective are widely used simultaneously.

Description

The high-power backlight light bars of LED

【Technical field】

The utility model is related to electronic technology field, more particularly to a kind of high-power backlight light bars of LED.

【Background technology】

LED （Light emitting diode）As a kind of environmental protection, the new type light source of energy-conservation, compared with traditional cold cathode tube backlight, The features such as LED high-power side light sources have low-power consumption, lower calorific value, brightness high, long lifespan, is widely used in the photograph of industry-by-industry In bright equipment.

LED light bar is a kind of application of light fixture, and one block of strip circuit plate is welded in by by plurality of LEDs lamp bead, and is reached Predetermined intensity of illumination and scope.And due to needing have identical luminous intensity per LEDs lamp bead, traditional LED is high-power All LED lamp beads can only be welded in same circuit board by backlight light bar, identical to realize the electric current for flowing through every lamp bead, this Planting lamp bar has fixed length and operating power, tends not to meet the application of many occasions.

Therefore, it is necessary to a kind of high-power backlight light bars of new LED are designed, to avoid above mentioned problem.

【The content of the invention】

Creation purpose of the present utility model is to provide a kind of high-power backlight light bars of LED, and energy-conserving and environment-protective are applied simultaneously Extensively.

In order to achieve the above object, this is adopted the following technical scheme that using new：

A kind of high-power backlight light bars of LED, including：Circuit board, the circuit board is strip and is polylith, for propping up Support and fixed miscellaneous part, and form current path；Coupling assembly, including plug, socket and wire rod, every piece of circuit board Two sockets are provided with, two sockets are respectively welded in the circuit board two ends, and the plug is turned on the wire rod Connection, for being connected adjacent circuit plate and for the circuit board is powered with the socket grafting；Light source assembly, including LED Pearl and lens, the LED lamp bead are welded in the circuit board surface, and the lens cap is pasted located at LED lamp bead top In the circuit board surface；Circuit unit, the circuit unit is constant-current circuit.

Preferably, the circuit board is aluminium base.

Preferably, the wire rod is Teflon wire rod.

Preferably, the LED lamp bead on the same circuit board is connected in series.

Further, the power sources in parallel connection between the different circuit boards.

Preferably, the constant-current circuit includes constant current chip and peripheral circuit element.

Constant current chip model AMC7135 described further.

Compared with prior art, the high-power backlight light bars of the utility model LED, circuit board is using polylith and by connection Component is connected with each other, block number according to selection circuit plate and select the length and power of the high-power backlight light bars of LED, using spirit It is living；Circuit board uses aluminium base, beneficial to the radiating of LED lamp bead and circuit unit, the decay of decelerating electron element and aging, extension The high-power backlight light bar service lifes of whole LED；Constant current chip selects AMC7135, and coordinates peripheral circuit, can be by monolithic electricity The stable arbitrary value in the range of 350mA-1A of electric current on the plate of road, makes the high-power backlight light bar working stabilities of LED, and suitable The products application for closing different capacity is extensive.

【Brief description of the drawings】

Fig. 1 is a kind of dimensional structure diagram of the utility model high-power backlight light bars of LED；

Fig. 2 is the structural representation at another visual angle of the high-power backlight light bars of LED described in Fig. 1；

Fig. 3 is that the decomposition of the high-power backlight light bars of LED described in Fig. 1 and partial enlargement constitute schematic diagram.

The drawing reference numeral explanation of specific embodiment：

The circuit unit of 1 circuit board, 11 LED lamp bead, 12 socket 13

The diode of 131 constant current chip, 132 resistance, 133 electric capacity 134

The wire rod of 135 inductance, 2 plug, 3 lens 4

【Specific embodiment】

For ease of being better understood from the purpose of this utility model, structure, feature and effect etc., in conjunction with accompanying drawing and specifically The utility model is described in further detail for implementation method.

A kind of high-power backlight light bars of LED, including：Circuit board 1, coupling assembly（It is not shown）, light source assembly（Do not scheme Show）With circuit unit 13.

Fig. 1 to Fig. 3 is refer to, the circuit board 1 is strip and is polylith, for supporting and fixing miscellaneous part, with And form current path.Preferably, the circuit board 1 is aluminium base.The series connection of LED lamp bead 11 on the same circuit board 1 connects Connect；Power sources in parallel connection between the different circuit boards 1, and be 24V dc sources.

Fig. 1 to Fig. 3 is refer to, the coupling assembly includes plug 2, socket 12 and wire rod 4, and every piece of circuit board 1 sets There are two sockets 12, two sockets 12 are respectively welded in the two ends of the circuit board 1, the plug 2 and the wire rod 4 Conducting connection, for being connected adjacent circuit plate 1 and for the circuit board 1 is powered with the grafting of the socket 12；Preferably, it is described Wire rod 4 is Teflon wire rod.

Fig. 3 is refer to, the light source assembly includes LED lamp bead 11 and lens 3, and the LED lamp bead 11 is welded in the electricity The surface of road plate 1, the lens 3 cover at the top of the LED lamp bead 11, and the lens 3 include camera lens（It is not shown）And base（Not Diagram）, the base end face is provided with double faced adhesive tape, is pasted on the surface of the circuit board 1.

Fig. 3 is refer to, the circuit unit 13 is constant-current circuit.The constant-current circuit includes constant current chip 131 and periphery Circuit element（It is not shown）.Preferably, the model AMC7135 of the constant current chip 131；The peripheral circuit element includes resistance 132nd, electric capacity 133, diode 134 and inductance 135.

Compared with prior art, the high-power backlight light bars of LED described in the utility model have advantages below：

（1）The circuit board of the high-power backlight light bars of LED is connected with each other using polylith and by coupling assembly, according to The block number of selection circuit plate and select the length and power of the high-power backlight light bars of LED, using flexible.

（2）Circuit board uses aluminium base, beneficial to the radiating of LED lamp bead and circuit unit, the decay of decelerating electron element and It is aging, extend the whole high-power backlight light bar service lifes of LED.

（3）Wire rod use Teflon wire rod, high temperature resistant, not only wire rod is not easily damaged in process of production, and makes LED big The use condition of power backlight light bar does not receive temperature limiting.

（4）Constant current chip selects AMC7135, and coordinates peripheral circuit, and the electric current stabilization on single circuit board can exist Arbitrary value in the range of 350mA-1A, makes the high-power backlight light bar working stabilities of LED, and the product of suitable different capacity should With extensive.

Detailed description above is only the explanation of the preferred embodiment of the utility model, and non-therefore limitation the utility model is specially Sharp scope, so, all with this creation specification and diagramatic content institute, equivalence techniques changes for it, is both contained in this creation specially In sharp scope.

Claims (7)

1. high-power backlight light bars of a kind of LED, it is characterised in that including：

Circuit board, the circuit board is strip and is polylith, and for supporting and fixing miscellaneous part, and formation electric current leads to Road；

Coupling assembly, including plug, socket and wire rod, every piece of circuit board are provided with two sockets, two sockets It is respectively welded in the circuit board two ends, the plug is connected with wire rod conducting, for will be adjacent with the socket grafting Circuit board is connected and for the circuit board is powered；

Light source assembly, including LED lamp bead and lens, the LED lamp bead are welded in the circuit board surface, and the lens cap is located at The LED lamp bead top, and it is pasted on the circuit board surface；

Circuit unit, the circuit unit is constant-current circuit unit.

2. high-power backlight light bars of LED according to claim 1, it is characterised in that：The circuit board is aluminium base.

3. high-power backlight light bars of LED according to claim 1, it is characterised in that：The wire rod is Teflon wire rod.

4. high-power backlight light bars of LED according to claim 1, it is characterised in that：LED on the same circuit board Lamp bead is connected in series.

5. high-power backlight light bars of LED according to claim 4, it is characterised in that：Between the different circuit boards Power sources in parallel is connected.

6. high-power backlight light bars of LED according to claim 1, it is characterised in that：The constant-current circuit unit includes Constant current chip and peripheral circuit element.

7. high-power backlight light bars of LED according to claim 6, it is characterised in that：The constant current chip model AMC7135。