CN204062943U - A photoelectric and thermal integrated LED lamp - Google Patents

Abstract

The utility model relates to a light, electricity and heat integrated LED lamp, which comprises a heat radiation main body, wherein the back surface of the heat radiation main body is provided with a plurality of heat radiation fins, and the heat radiation fins and the heat radiation main body are integrally formed; the heat dissipation main body is fixedly provided with a plurality of LED light-emitting modules and a plurality of IC circuit modules for driving the LED light-emitting modules. In the utility model, the LED light emitting module of the light emitting source and the IC circuit module which converts AC current into DC current are directly fixed on the heat dissipation main body, and the LED light emitting module, the IC circuit module and the heat dissipation main body are fixedly combined into a whole, so that the photoelectric and thermal integrated design of the lamp is realized, the structure is simpler, and the installation is more convenient; the LED light-emitting module and the IC circuit module are in direct contact with the heat dissipation main body, so that the thermal resistance is reduced, the heat transfer efficiency is increased, and the heat dissipation performance and the service life are good. In addition, an aluminum substrate and a PCB in the prior art are removed, so that the production cost is effectively reduced.

Description

A photoelectric and thermal integrated LED lamp

technical field

The utility model relates to the technical field of modularized lighting lamps, in particular to an LED lamp integrating photoelectricity and heat.

Background technique

LED lights have the advantages of high energy conversion efficiency, fast switching response, long life, no radiation and low power consumption, and are widely used in more and more occasions. In some functional lighting fields, LED lights replace traditional light sources. Lighting is the trend of the times. Existing LED lamps are usually provided with a radiator, an aluminum substrate is arranged below the radiator, a thermally conductive glue is arranged between the radiator and the aluminum substrate, and an LED light source is fixed on the aluminum substrate. The heat emitted by the LED light source is transmitted to the heat-conducting adhesive through the aluminum substrate, then transferred to the heat sink through the heat-conducting adhesive, and finally dissipated through the heat sink. It has the following defects: the LED light source is all installed on the aluminum substrate, which generates a lot of heat, and the heat is transferred through the aluminum substrate and heat-conducting adhesive, so the thermal resistance is large and the heat dissipation performance is poor; the structure is complicated and the installation is troublesome; the quality of the LED power supply directly restricts the LED power supply. The reliability of the product, there are driving hidden dangers and instability, and it also increases the cost of the product.

Utility model content

Aiming at the problems of the prior art, the utility model provides a photoelectric-thermal integrated LED lamp.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A photoelectric-thermal integrated LED lamp, comprising a heat dissipation body, a plurality of heat dissipation fins are arranged on the back of the heat dissipation body, and the heat dissipation fins are integrally formed with the heat dissipation body; several LED light-emitting modules are fixed on the heat dissipation body and A plurality of IC circuit modules for driving the LED light-emitting module, a light-distributing lens is arranged in the light-emitting direction of the LED light-emitting module, and the light-distributing lens is fixedly connected to the front of the heat dissipation body.

Further, the front of the heat dissipation body is provided with a concave installation cavity, and the plurality of LED light-emitting modules and a plurality of IC circuit modules for driving the LED light-emitting modules are fixed in the installation cavity.

Preferably, the top surface of the installation cavity is provided with grooves adapted to the size of the LED light emitting module and the IC circuit module, and the LED light emitting module and the IC circuit module are respectively fixed and embedded in the corresponding grooves.

Among the several IC circuit modules, a part of the IC circuit modules is electrically connected to the two LED light emitting modules, and another part of the IC circuit modules is electrically connected to the four LED light emitting modules.

Wherein, the light distribution lens includes a lens panel and a spotlight cup, the upper and lower planes of the lens panel are respectively the light incident surface and the light exit surface of the LED light, and the light incident surface of the spotlight cup and the lens panel One piece.

Further, the light emitting surface of the lens panel is provided with an outwardly protruding arc-shaped surface corresponding to the position of the spotlight cup, and the arc-shaped surface is integrally formed with the lens panel.

Further, the periphery of the lens panel is provided with a number of screw holes for fixed connection, the front periphery of the heat dissipation body is correspondingly provided with screw blind holes, and a waterproof ring and a fastening ring are provided between the lens panel and the heat dissipation body. Screws, the fastening screws pass through the screw holes and connect with the screw blind holes, and fix the lens panel and the waterproof ring on the front of the heat dissipation main body.

Wherein, the heat dissipation main body is provided with an input wire hole penetrating the installation cavity, and a waterproof connector is installed in the input wire hole. The waterproof connector is a hollow structure, and the input wire directly connected to the mains passes through the waterproof connector and the IC circuit. The modules are electrically connected.

Wherein, two bent connection plates are arranged on the outermost side of the heat dissipation fins, and a lamp fixing panel is arranged above the heat dissipation fins, and the lamp fixing panel is integrally connected with the heat dissipation body through the connection plates.

The beneficial effects of the utility model:

    In the utility model, the LED light-emitting module of the light-emitting source and the IC circuit module for converting AC current into DC current are directly fixed on the heat dissipation main body, and the LED light-emitting module, the IC circuit module and the heat dissipation main body are fixedly combined into one body to realize the lighting of the lamp. Photoelectric and thermal integrated design, its structure is simpler, and installation is more convenient; among them, the LED light-emitting module and IC circuit module are in direct contact with the heat dissipation body, and the heat is dissipated directly through the heat dissipation body, thus reducing thermal resistance and increasing heat transfer efficiency, thereby dissipating heat Good performance and long service life. In addition, the utility model removes the aluminum base plate and the PCB board in the prior art, thereby effectively reducing the production cost.

Description of drawings

Fig. 1 is a three-dimensional structure diagram of a photoelectric-thermal integrated LED lamp of the present invention.

Fig. 2 is an exploded view of the structure of a photoelectric-thermal integrated LED lamp of the present invention.

Fig. 3 is a top view of a photoelectric-thermal integrated LED lamp of the present invention.

Fig. 4 is a sectional view of A-A in Fig. 3 .

Fig. 5 is a bottom view of the heat dissipation main body of a photoelectric-thermal integrated LED lamp of the present invention.

Reference numerals in FIGS. 1 to 5 include:

1—Heat Dissipation Body 2—Heat Dissipation Fins 3—Installation Cavity

4—LED Lighting Module 5—IC Circuit Module 6—Light Distribution Lens

61—lens panel 62—spotlight cup 63—screw hole

64—Blind screw hole 7—Input wire hole 8—Connection plate

9—fixed panel of lamps and lanterns.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Referring to Fig. 1 to Fig. 5, the utility model will be described in detail below in conjunction with the accompanying drawings.

A photoelectric-thermal integrated LED lamp provided by the utility model includes a heat dissipation main body 1, a plurality of heat dissipation fins 2 are arranged on the back of the heat dissipation main body 1, and the heat dissipation fins 2 are integrally formed with the heat dissipation main body 1; Several LED light emitting modules 4 and several IC circuit modules 5 for driving the LED light emitting modules 4 are fixed on the heat dissipation main body 1, and a light distribution lens 6 is arranged on the light emitting direction of the LED light emitting module 4, and the light distribution lens 6 6 is fixedly connected to the front of the heat dissipation main body 1 . Further, the front of the heat dissipation main body 1 is provided with a recessed installation cavity 3, and the plurality of LED light emitting modules 4 and a plurality of IC circuit modules 5 for driving the LED light emitting modules 4 are fixed in the installation cavity 3 .

Referring to Fig. 2, in the utility model, the LED core 4 of the light source and the IC circuit module 4 converting AC current into DC current are directly fixed on the installation cavity 3 of the heat dissipation body 1, preferably, the installation cavity The top surface of 3 is provided with a groove (not marked in the figure) that is adapted to the size of the LED light emitting module 4 and the IC circuit module 5, and the LED light emitting module 4 and the IC circuit module 5 are respectively fixed and embedded in the corresponding grooves Inside, the LED light-emitting module 4, the IC circuit module 5 and the heat dissipation body 1 are fixedly combined into one body; in this way, the photoelectric-thermal integrated design of the LED lamp is realized, and the structure is simpler and the installation is more convenient; wherein the LED light-emitting module 4 and the IC The circuit module 5 is in direct contact with the heat dissipation main body 1, and the heat generated when the LED light emitting module 4 emits light and the heat generated by the IC circuit module 5 when converting the current all directly dissipate heat through the heat dissipation main body 1, thereby reducing thermal resistance and increasing High heat transfer efficiency, thus good heat dissipation performance and long service life. In addition, the LED light-emitting module 4 and the IC circuit module 5 of the present invention are respectively fixed on the installation cavity 3, and the aluminum substrate and PCB board in the prior art are removed, thereby effectively reducing the production cost.

In this embodiment, a part of IC circuit modules 5 among the several IC circuit modules 5 is electrically connected to two LED light emitting modules 4 , and another part of IC circuit modules 5 is electrically connected to four LED light emitting modules 4 . Specifically, referring to Fig. 2 and Fig. 5, a total of 10 LED light-emitting modules 4 and 4 IC circuit modules 5 are installed on the installation cavity 3 of the heat dissipation body 1, and 3 IC circuit modules 5 control a total of 6 LED light emitting modules. Module 4, another IC circuit module controls another 4 LED lighting modules 4. Each IC circuit module 5 is independently powered by AC mains, and does not interfere with each other, and the damage of one IC circuit module 5 does not affect the normal use of other modules. Each IC circuit module 5 is arranged close to the LED light emitting module 4 , which shortens the line distance between the power supply output and the LED light emitting module 4 , reduces circuit loss, and improves the power supply efficiency of the IC circuit module 5 . IC circuit module 5 replaces the driving power of traditional LED lamps, avoids hidden dangers of driving, improves stability, and effectively reduces production costs; at the same time, it solves the trouble of designing traditional AC-DC driving power, making the lamps have better performance and more compact appearance.

In this embodiment, the light distribution lens 6 includes a lens panel 61 and a spotlight cup 62, the upper and lower planes of the lens panel 61 are respectively the light incident surface and the light exit surface of the LED light, and the spotlight The cup 62 is integrally formed with the light incident surface of the lens panel 61 . As shown in Figure 4, when the light distribution lens 6 is assembled and fixed with the heat dissipation body 1, the light emitting surface of the LED light emitting module 4 is directly aligned with the top of the spotlight cup 62, and the light generated by the LED light emitting module 4 directly passes through the spotlight cup 62 and the lens panel 61 projected outward.

Further, the light exit surface of the lens panel 61 is provided with an outwardly protruding arc surface (not marked in the figure) corresponding to the position of the spotlight cup 62, and the arc surface is integrally formed with the lens panel 1 . The light emitted by the LED light-emitting module passes through the curved surface to form a diffuse form of irradiation, and the irradiation range of the entire LED light is wider.

Further, the periphery of the lens panel 61 is provided with a number of screw holes 63 for fixed connection, and the front periphery of the heat dissipation body 1 is correspondingly provided with screw blind holes 64, which are provided between the lens panel 61 and the heat dissipation body 1 There are waterproof rings (not marked in the figure) and fastening screws (not marked in the figure), the fastening screws pass through the screw holes 63 and connect with the screw blind holes 64, and fix the lens panel 61 and the waterproof ring on the heat dissipation Front of body 1. This not only has the effect of fixing the light distribution lens 6, but also achieves the purpose of waterproofing the LED lamp.

In this embodiment, the heat dissipation main body 1 is provided with an input wire hole 7 passing through the installation cavity 3, and a waterproof joint (not shown in the figure) is installed in the input wire hole 7, and the waterproof joint is a hollow structure , the input lead directly connected to the mains is electrically connected to the IC circuit module 5 through the waterproof connector.

Wherein, two bent connection plates 8 are arranged on the outermost side of the heat dissipation fins 2, and a lamp fixing panel 9 is arranged above the heat dissipation fins 2, and the lamp fixing panel 9 is connected to the heat dissipation body 1 through the connection plates 2. The connection is integrated, so that the structure of the LED lamp is simple and compact, which is convenient for production and installation. In addition, a lamp mounting hole is provided on the lamp fixing panel 9 , and the fastener can be fast fixed and installed through the lamp mounting hole.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (9)

1. a LED lamp for photoelectric heat integration, includes heat sink body, and the back side of described heat sink body is provided with some radiating fins, and radiating fin and heat sink body one-body molded; It is characterized in that: described heat sink body is fixed with some LED light module and several IC circuit modules for driving LED light emitting module, the light direction of described LED light module is provided with light-distribution lens, and described light-distribution lens is fixedly connected with the front of heat sink body.

2. according to claim 1 oneplant the LED lamp of photoelectric heat integration, it is characterized in that: the front of described heat sink body is provided with the installation cavity of concave, described some LED light module and several IC circuit modules for driving LED light emitting module are fixed on to be installed in cavity.

3. according to claim 2 oneplant the LED lamp of photoelectric heat integration, it is characterized in that: the end face of described installation cavity is provided with the groove with the size adaptation of LED light module, IC circuit module, in the groove of described LED light module and the fixedly embedded correspondence of IC circuit module difference.

4. according to claim 1 and 2 oneplant the LED lamp of photoelectric heat integration, it is characterized in that: a part of IC circuit module in several IC circuit modules is electrically connected with two LED light module, the IC circuit module of another part is electrically connected with four LED light module.

5. the LED lamp of a kind of photoelectric heat integration according to claim 1 and 2, it is characterized in that: described light-distribution lens includes lens panel and spotlight cup, upper and lower two planes of described lens panel are respectively plane of light incidence and the beam projecting face of LED light, and the plane of light incidence of described spotlight cup and lens panel is one-body molded.

6. according to claim 5 onethe LED lamp of kind of photoelectric heat integration, is characterized in that: the position that the beam projecting face of described lens panel corresponds to spotlight cup is provided with outwardly arcwall face, described arcwall face and lens panel one-body molded.

7. the LED lamp of a kind of photoelectric heat integration according to claim 5, it is characterized in that: the periphery of described lens panel is provided with some screws for being fixedly connected with, on the front periphery of described heat sink body, correspondence is provided with screw blind hole, water proof ring and trip bolt is provided with between lens panel and heat sink body, trip bolt is connected with screw blind hole through each screw, lens panel and water proof ring is fixed on the front of heat sink body.

8. according to claim 2 oneplant the LED lamp of photoelectric heat integration, it is characterized in that: the input lead hole described heat sink body being provided with through installation cavity, input lead is provided with water joint in hole, described water joint is hollow-core construction, and the input lead being connected directly to civil power is electrically connected with IC circuit module through water joint.

9. according to claim 1 oneplant the LED lamp of photoelectric heat integration, it is characterized in that: the outermost of described radiating fin is provided with the connecting plate of two bendings, above radiating fin, be provided with light fixture fixed panel, described light fixture fixed panel is connected as one by connecting plate and heat sink body.