CN202812857U

CN202812857U - LED light source module

Info

Publication number: CN202812857U
Application number: CN2012203689525U
Authority: CN
Inventors: 罗文正; 郭建芳; 李刚; 张明
Original assignee: Sichuan Sunfor Light Co Ltd
Current assignee: Sichuan Sunfor Light Co Ltd
Priority date: 2012-07-27
Filing date: 2012-07-27
Publication date: 2013-03-20
Anticipated expiration: 2022-07-27

Abstract

The utility model relates to the field of LED light sources and discloses an LED light source module good in radiation. The LED light source module comprises an LED illuminant, an LED substrate and LED electrodes, the LED electrodes are connected with the LED substrate, and the LED illuminant is electrically connected with the LED substrate in a heat transfer manner. The LED light source module further comprises radiators, a light source base, an insulating padding plate and elastic pressing plates, the light source base, the LED substrate, the insulating padding plate, the radiators and the elastic pressing plates are in stacked arrangement sequentially, the elastic pressing plates are connected with the light source base and press the radiators tightly, and a light source hole matched with the LED illuminant in shape is arranged on the light source base and is opposite to the LED illuminant. The LED light source module can be widely applied to LED illuminating systems.

Description

A kind of led light source module

Technical field

The utility model relates to the led light source field.

Background technology

LED refers to light emitting diode, and led light source is exactly the light source take light emitting diode as illuminator.Energy-conservation and the long service life of LED lighting engineering, the LED light fixture more and more is subject to people's favor.Existing led light source module is with the LED(light emitting diode) connect by certain regularly arranged together and by reflow soldering LED substrate (aluminium base), also be connected with the electrode that connects power supply on the LED substrate.The led light source module is connected with power supply by bonding wire or connector, is connected (fastener hole is set on the circuit board) with the radiator of light fixture by securing member.Existing mode has following shortcoming: the radiator that arranges on the light fixture is difficult to and led light source module coupling sometimes, and radiating effect is bad; Fitting structure is complicated, inconvenient maintenance; The dismounting of led light source module is difficulty.

The utility model content

The technical problems to be solved in the utility model is: a kind of led light source module of dispelling the heat good is provided.

For the technical scheme that addresses the above problem employing is: a kind of led light source module comprises the LED illuminator, LED substrate and LED electrode, the LED electrode is connected with the LED substrate, the LED illuminator is electrically connected and can conducts heat with the LED substrate and is connected, the led light source module also comprises radiator, light source base, insulating pad and spring bearer plate, light source base, the LED substrate, insulating pad, heat sink and spring bearer plate stack gradually layout, spring bearer plate is connected with light source base and compresses radiator, be provided with the light source hole with LED illuminator form fit on the light source base, the LED illuminator is over against light source hole.

Further be: be provided with external electrode on the light source base, external electrode and LED electrode conduction.

Further be: both sides, radiator lower end are provided with boss; Spring bearer plate is two, strides across respectively boss and compresses boss.

Further be: the light source base side is provided with projection, and the spring bearer plate two ends are provided with the installing hole with the convex shape coupling, and spring bearer plate is connected with projection by installing hole.

Further be: be provided with fixed card slot on the boss, the spring bearer plate middle part is provided with the U-shaped bayonet socket, and U-shaped bayonet socket end embeds fixed card slot.

Further be: the LED substrate is connected with insulating pad.

Further be: be provided with the light source draw-in groove on the light source base, light source draw-in groove shape and LED substrate or heat sink form fit, the LED substrate is positioned at the light source draw-in groove.

Further be: external electrode comprises the fork-shaped electrode, and light source draw-in groove bottom land is provided with slot electrode, and the fork-shaped electrode is positioned at slot electrode, and the LED electrode is communicated with the fork-shaped electrode.

Further be: the LED electrode shape is strip, protrudes circuit board surface, and the LED electrode is positioned at slot electrode.

Further be: be provided with installing hole on the light source base.

The beneficial effects of the utility model are: utilize spring bearer plate that radiator, heat sink and led light source are pressed to light source base, each parts is fixed together.The led light source module has comprised radiator, naturally can guarantee radiator and LED coupling during design, guarantees that radiating effect is good.

Description of drawings:

Fig. 1 is led light source module assembly figure;

Fig. 2 is led light source module assembly explosive view;

Fig. 3 is the light source base top view;

Fig. 4 is LED illuminator and LED electrode and LED substrate connection layout;

Fig. 5 is fork-shaped electrode side view;

Be labeled as among the figure: radiator 1, fixed card slot 101, boss 102, spring bearer plate 2, U-shaped bayonet socket 201, installing hole 202, light source base 3, projection 301, light source hole 302, light source draw-in groove 303, installing hole 304, external electrode 305, fork-shaped electrode 3051, slot electrode 306, insulating pad 4, LED substrate 501, LED illuminator 502, LED electrode 503.

The specific embodiment

Below in conjunction with the drawings and specific embodiments the utility model is further specified.

For a kind of led light source module of dispelling the heat good is provided, a kind of led light source module comprises LED illuminator 502, LED substrate 501 and LED electrode 503, LED electrode 503 is electrically connected with LED substrate 501, LED illuminator 502 is electrically connected and can conducts heat with LED substrate 501 and is connected, the led light source module also comprises radiator 1, light source base 3, insulating pad 4 and spring bearer plate 2, light source base 3, LED substrate 501, insulating pad 4, heat sink 1 and spring bearer plate 2 stack gradually layout, spring bearer plate 2 is connected with light source base 3 and compresses radiator 1, be provided with the light source hole 302 with LED illuminator 502 form fit on the light source base 3, LED illuminator 502 is over against light source hole 302.Radiator 1 adopts the metal or alloy such as the good copper of coefficient of heat transfer, aluminium to make, and radiator 1 comprises radiating fin, neat intensive the arranging of radiating fin such as Fig. 1, and intensive radiating fin provides enough area of dissipations for led light source 5 light source heat radiations.LED illuminator 502 can be to be formed by the plurality of LEDs connection in series-parallel, also can be the integrated LED light source of polycrystalline encapsulation.Spring bearer plate 2 adopts spring steel material to make, and has good toughness.Insulating pad 8 prevents LED substrate 6 and radiator 7 conductings, is made by plastics or the ceramic material of insulation.Light source base 3 is also made by insulating materials.

LED electrode 503 can be connected with power supply by bonding wire or connector.The utility model optimal way is: be provided with external electrode 305 on the light source base 3,

external electrode

305 and 503 conductings of LED electrode.External electrode 304 is connected with power supply and just can makes the work of led light source module like this.

Elastic pressuring plate 2 can only arrange one, across radiator 1; Also can arrange two with cross mode or parallel arrangement and across radiator 1.The utility model optimal way is: both sides, radiator 1 lower end are provided with boss 102; Spring bearer plate 2 is two, strides across respectively boss 102 and presses down boss 102; Advantage is to be provided with the special boss 102 that contacts with spring bearer plate 2, avoids 2 pairs of radiating fin heat radiations of spring bearer plate to produce and hinders; Boss 102 is arranged at radiator 1 lower end simultaneously, is conducive to reduce spring bearer plate 2 height.

Spring bearer plate 2 and light source base 3 connected modes can have multiple, for example are threaded connection.The utility model optimal way is: light source base 3 sides are provided with projection 301, and spring bearer plate 2 two ends are provided with the installing hole 202 with protruding 301 form fit, and spring bearer plate 2 is connected with projection 301 by installing hole 202.2 need of installation and removal spring bearer plate draw spring bearer plate 2 two ends to get final product with defeating, the super work simply.

In order to prevent that radiator 1 relative resilient pressing plate 2 from sliding, be provided with fixed card slot 101 on the boss 102, spring bearer plate 2 middle parts are provided with U-shaped bayonet socket 201, and U-shaped bayonet socket 201 ends embed fixed card slot 101.Can prevent that like this radiator 1 from sliding along the direction perpendicular to spring bearer plate 2.U-shaped bayonet socket 201 can be made of spring steel, can produce the power of radiator 1 being pressed to spring bearer plate 2 after embedding fixed card slot 101, increase the adhesive force of radiator 1, except preventing that radiator 1 from along the direction slip perpendicular to spring bearer plate 2, can also reduce the possibility that radiator 1 slides along the direction that is parallel to spring bearer plate 2 greatly.

LED substrate 501 can separate with insulating pad 4, only depend on spring bearer plate 2 to pressure the two is fitted tightly.The utility model optimal way is: LED substrate 501 is connected with insulating pad 4.Connected mode can be bonding.

In order to prevent 501 relative light source base 3 slips of LED substrate, be provided with light source draw-in groove 303 on the light source base 3, light source draw-in groove 303 shapes and led light source 5 or heat sink 4 form fit, LED substrate 501 is positioned at light source draw-in groove 303.Insulating pad 4 is generally large than LED substrate 501, so light source draw-in groove 303 shapes and insulating pad 4 form fit, and insulating pad 4 is put into light source draw-in groove 303, and insulating pad 4 is connected with LED substrate 501, therefore can prevent 501 relative light source base 3 slips of LED substrate.Also possibility heat sink 4 is less than circuit board 501, then light source draw-in groove 303 shapes and LED substrate 501 form fit.

LED electrode 503 can have the various ways conducting with external electrode 305, the utility model optimal way is: external electrode 305 comprises fork-shaped electrode 3051, light source draw-in groove 303 bottom lands are provided with slot electrode 306, and fork-shaped electrode 3051 is positioned at slot electrode, and LED electrode 503 is communicated with fork-shaped electrode 3051.Fork-shaped electrode 3051 side views such as Fig. 5 LED electrode 503 press down fork-shaped electrode 3051 and can guarantee the two good contact.

LED electrode 503 can have various shape.The utility model optimal way is: LED electrode 503 is shaped as strip, protrudes circuit board 501 surfaces, and LED electrode 503 is positioned at slot electrode 306.LED electricity protrudes circuit board 501 surfaces, and is positioned at slot electrode 306 and is conducive to LED electrode 503 and compresses fork-shaped electrodes 3051, better guarantees the two good contact.

Be connected with extraneous in order to be conducive to this led light source module, be provided with installing hole 304 on the light source base 3.

Claims

1. led light source module, comprise LED illuminator (502), LED substrate (501) and LED electrode (503), LED electrode (503) is electrically connected with LED substrate (501), LED illuminator (502) is electrically connected and can conducts heat with LED substrate (501) and is connected, it is characterized in that: comprise radiator (1), light source base (3), insulating pad (4) and spring bearer plate (2), light source base (3), LED substrate (501), insulating pad (4), heat sink (1) and spring bearer plate (2) stack gradually layout, spring bearer plate (2) is connected with light source base (3) and compresses radiator (1), be provided with the light source hole (302) with LED illuminator (502) form fit on the light source base (3), LED illuminator (502) is over against light source hole (302).

2. a kind of led light source module according to claim 1 is characterized in that: be provided with external electrode (305) on the light source base (3), external electrode (305) and LED electrode (503) conducting.

3. led light source module according to claim 2, it is characterized in that: radiator (1) both sides, lower end are provided with boss (102); Spring bearer plate (2) is two, strides across respectively boss (102) and compresses boss (102).

4. a kind of led light source module according to claim 3, it is characterized in that: light source base (3) side is provided with projection (301), spring bearer plate (2) two ends are provided with the installing hole (202) with projection (301) form fit, and spring bearer plate (2) is connected with projection (301) by installing hole (202).

5. a kind of led light source module according to claim 4 is characterized in that: be provided with fixed card slot (101) on the boss (102), be provided with U-shaped card (201), U-shaped card in the middle part of the spring bearer plate (2)

(201) end embeds fixed card slot (101).

6. according to the described a kind of led light source module of 1 to 5 each claim, it is characterized in that: LED substrate (501) is connected with insulating pad (4).

7. a kind of led light source module according to claim 6, it is characterized in that: be provided with light source draw-in groove (303) on the light source base (3), light source draw-in groove (303) shape and LED substrate (501) or heat sink (4) form fit, LED substrate (501) is positioned at light source draw-in groove (303).

8. a kind of led light source module according to claim 7, it is characterized in that: external electrode (305) comprises fork-shaped electrode (3051), light source draw-in groove (303) bottom land is provided with slot electrode (306), fork-shaped electrode (3051) is positioned at slot electrode, and LED electrode (503) is communicated with fork-shaped electrode (3051).

9. a kind of led light source module according to claim 8, it is characterized in that: LED electrode (503) is shaped as strip, protrudes circuit board (501) surface, and LED electrode (503) is positioned at slot electrode (306).

10. according to the described a kind of led light source module of 1 to 5 and 7 to 9 each claims, it is characterized in that: be provided with installing hole (304) on the light source base (3).