CN214094399U - Protection structure of LED module and LED module - Google Patents

Abstract

The utility model relates to a LED module field discloses a protection architecture and LED module of LED module, and the protection architecture of LED module includes: the heat dissipation assembly comprises a heat sink (101) and a heat radiation coating (102), wherein the heat radiation coating (102) covers at least part of the wall surface of the heat sink (101); and a light-transmitting protective cover (200) connected to the heat sink (101); wherein, at least part of the wall surface of the light-transmitting protective cover (200) is covered with an anti-UV film for anti-aging. Adopt radiator unit and printing opacity safety cover shaping structure, radiator, heat radiation coating and graphite alkene heat conduction silicone grease not only have fine corrosion resisting ability, have fine heat-conduction and heat radiation ability more, improve the life of this LED module. And improve anti UV film, on the basis of guaranteeing the luminousness, have anti UV characteristic simultaneously, can promote the ageing resistance of this protruding cover.

Description

Protection structure of LED module and LED module

Technical Field

The utility model belongs to the LED module field specifically, relates to a protection architecture and LED module of LED module.

Background

The LED module is used as a lamp with high efficiency, energy conservation and long service life, and has the characteristics of wide application range and good user experience. The structure size of LED module is different in the existing market, generally adopts the compound mode of radiator, LED lamp pearl and lens, and wherein the radiator of LED module generally adopts extrusion or die-casting shaping, then carries out anodic oxidation or blackout processing on the surface, and LED lamp pearl cover is detained in the lens of ya keli material.

The service life of the LED module is related to the heat dissipation capacity of the LED module, the heat dissipation of the existing LED module is mostly solved by adopting heat-conducting glue, and the heat conduction performance and the heat radiation performance are poor. The brightness of the LED is related to the light transmission of the lens. And current lens receive external environment influence and easily become yellow ageing, influence the luminousness, consequently, the LED module still remains to be improved and optimized to promote the user experience of product.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough or defect among the prior art, the utility model provides a protection architecture and LED module of LED module, heat-conduction and thermal radiation performance are good, and ageing resistance and luminousness are good.

In order to achieve the above object, the utility model provides a protection architecture and LED module of LED module, the protection architecture of LED module includes:

the heat dissipation assembly comprises a heat radiator and a heat radiation coating, wherein the heat radiation coating covers at least part of the wall surface of the heat radiator; and

the light-transmitting protective cover is connected with the radiator;

wherein, at least part of the wall surface of the light-transmitting protective cover is covered with an anti-UV film for preventing aging.

In some embodiments, the heat sink comprises:

the heat dissipation plate is flaky and is connected with the light-transmitting protective cover, and the heat dissipation plate comprises a first end face and a second end face which are oppositely arranged;

and the heat dissipation teeth are vertically arranged on the first end surface and are arranged at intervals along the width direction of the heat dissipation plate.

In some embodiments, the heat radiation coating covers the entire wall surface of the heat dissipation tooth entirely.

In some embodiments, the second end face has attached thereto a graphene thermal silicone grease for conducting heat.

In some embodiments, the light-transmitting protective cover comprises a convex cover for accommodating the LED lamp bead, and the groove of the convex cover is filled with light-transmitting silica gel.

In some embodiments, the UV-resistant film covers at least the outer wall surface of the convex cover.

In some embodiments, a mounting assembly for anti-reverse installation is formed between the heat sink and the light-transmissive protective cover.

In some embodiments, the fitting assembly comprises:

the rubber column is positioned on the end face of the light-transmitting protective cover close to one side of the radiator and extends to the radiator; and

and the column hole is positioned on the heat dissipation plate and corresponds to the rubber column.

Additionally, the utility model also provides a LED module, the LED module includes:

the protection structure of the LED module;

the aluminum substrate is positioned in a cavity defined by the radiator and the light-transmitting protective cover and attached to one side of the radiator;

the LED lamp beads are positioned on the aluminum substrate and are arranged at intervals along the length direction L of the aluminum substrate;

the waterproof wiring terminal is connected with the radiator; and

and the lead is connected with the aluminum substrate.

Through the technical scheme, the utility model discloses an among the protection architecture and the LED module of LED module, adopt radiator unit and printing opacity safety cover shaping structure, this structural layout is reasonable, simple structure, and easily production, radiator unit use the radiator as the main part, through radiator, thermal radiation coating and graphite alkene heat conduction silicone grease, not only have fine corrosion resisting ability, more have fine heat-conduction and thermal radiation ability, but quick heat conduction heat dissipation improves the life of this LED module. And improve anti UV film, on the basis of guaranteeing the luminousness, have anti UV characteristic simultaneously, can promote the ageing resistance of this protruding cover, use for a long time in the open air, the ageing yellowing fracture scheduling problem can not appear.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of an LED module according to an optional embodiment of the present invention.

Description of reference numerals:

200 light-transmitting protective cover

101 heat sink 102 thermal radiation coating

1011 heat dissipating plate 1012 heat dissipating teeth

201 convex cover

1 first end face 2 second end face

3 graphene heat-conducting silicone grease 4 glue column

5-column-hole 6 aluminum substrate

7 LED lamp bead 8 waterproof wiring terminal

9 lead wire 10 inner column hole

11 waterproof adhesive tape

Length direction of L-shaped aluminum substrate

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The utility model discloses at first provide a protection architecture of LED module, the protection architecture of LED module includes: a heat sink assembly and a light-transmissive protective cover 200.

The utility model aims at providing a protection architecture and LED module of LED module to it is poor with thermal radiation performance to solve the heat-conduction of LED module, and the problem that the luminousness that its ageing arouses is low. In the use of the LED module, under the power-on condition, LED lamp pearl electric energy is converted into light energy and partial heat energy, wherein the heat if unable in time conduction and radiation to the external world, will lead to each component high temperature operation of LED module, improve the fault rate and influence its life, in addition, the light energy that LED lamp pearl produced carries out the printing opacity through protruding cover, though have high light transmissivity, but long-time environmental impact easily makes its ageing yellow or even break, influence its luminousness, therefore, need use the protection architecture of LED module, protect LED lamp pearl, in order to improve its life.

In the present embodiment, the heat dissipation assembly of the LED module and the light-transmitting protective cover 200 are structurally designed.

In one aspect, referring specifically to fig. 1, the heat dissipation assembly includes a heat sink 101 and a heat radiation coating 102, wherein the heat radiation coating 102 covers at least a portion of a wall surface of the heat sink 101; and

a light-transmitting protective cover 200 connected to the heat sink 101;

wherein at least a part of the wall surface of the light-transmitting protective cover 200 is covered with a UV-resistant film for preventing aging.

Specifically, heat dissipation component and printing opacity safety cover 200 lock mutually constitute the exterior structure of this LED module, play the effect of installation protection to LED lamp pearl 7, wherein heat dissipation component is used for carrying out heat conduction heat dissipation to LED lamp pearl 7, and printing opacity safety cover 200 is used for protecting LED lamp pearl 7 and guarantees its luminousness. The main body of the heat dissipation assembly is a heat sink 101, and the heat sink 101 is prevented from being covered with a heat radiation coating 102, so that the heat radiation performance of the heat sink 101 is improved, and heat dissipation is accelerated. Part of the wall surface of the light-transmitting protective cover 200 is covered with the anti-UV film, so that the ageing resistance of the light-transmitting protective cover 200 is improved, and the light-transmitting performance of the light-transmitting protective cover is improved.

As shown in fig. 1, in the present embodiment, the heat sink 101 includes: a heat dissipating plate 1011 and heat dissipating teeth 1012.

The heat dissipation plate 1011 is sheet-shaped and connected with the light-transmitting protective cover 200, and the heat dissipation plate 1011 comprises a first end face 1 and a second end face 2 which are oppositely arranged;

the heat dissipation teeth 1012 are provided perpendicularly to the first end surface 1 and arranged at intervals in the width direction of the heat dissipation plate 1011.

Specifically, in this embodiment, the heat sink 101 is formed by extruding 6063 aluminum, and has a size of 300mm in length, 70mm in width, and 50mm in height, and the aluminum structure has excellent heat conductivity, so that heat can be conducted quickly, wherein the heat dissipation plate 1011 is mainly a heat conduction component of the LED lamp bead 7, the first end face 1 and the second end face 2 of the heat dissipation plate 101, which are arranged oppositely, are installation faces, wherein the first end face 1 is used for installing the heat dissipation teeth 1012, the heat dissipation teeth 1012 are mainly heat radiation components, and the number of the heat dissipation teeth is 26, so that the heat dissipation area of the heat sink 101 is increased, and heat is radiated into the air quickly.

Specifically, the thermal radiation coating 102 is a graphene thermal radiation coating, and the graphene thermal radiation coating is processed on the radiator 101 by adopting a spraying or electrophoresis process, so that the thermal radiation coating has good corrosion resistance, good heat conduction and thermal radiation capability, and the overall thermal radiation performance of the radiator 101 is improved, and compared with the radiator 101 which is not coated with the thermal radiation coating, the thermal radiation performance of the radiator 101 is improved by more than 15%.

For the heat transfer performance of reinforcing radiator 101, the graphite alkene heat conduction silicone grease 3 that is used for conducting heat is attached to second terminal surface 2 of radiator 101, adopts graphite alkene heat conduction silicone grease 3 to improve its heat conduction performance by a wide margin, and this graphite alkene heat conduction silicone grease 3 is equivalent with heating panel 1011 size to direct laminating is convenient for with the heat rapid conduction of LED lamp pearl 7, improves the heat transfer performance of LED module.

On the other hand, as shown in fig. 1, the light-transmitting protection cover 200 includes a convex cover 201 for accommodating the LED lamp bead, and a groove of the convex cover 201 is filled with light-transmitting silica gel. Further, the UV-resistant film covers at least the outer wall surface of the convex cover 201.

Specifically, the light-transmitting protective cover 200 is made of acrylic material with high light transmittance, and the lens has a size length of 260mm, a width of 70mm and a thickness of 7 mm. And printing opacity safety cover 200 interval is provided with protruding cover 201, protruding cover 201 and printing opacity safety cover 200 integrated into one piece, protruding cover 201 and LED lamp pearl 7 looks adaptation, be used for holding LED lamp pearl 7, its material characteristic of printing opacity silica gel of the intussuseption of protruding cover 201 and the formation of LED lamp pearl 7 primary lens characteristic form, high light transmissivity and compliance have, printing opacity silica gel laminates with LED lamp pearl 7 mutually, make the light that LED lamp pearl 7 sent loop through printing opacity silica gel and protruding cover 201 after can not take place refraction and reflection, thereby improve luminous efficiency, more importantly, the anti UV film of about 30 nanometers of thickness of coating in protruding cover 201 department, this film is the graphite alkene material, on the basis of guaranteeing the luminousness, the anti UV characteristic has simultaneously, can promote the ageing resistance of this protruding cover 201, long-time outdoor use, the ageing yellowing fracture scheduling problem can not appear.

Further, as shown in fig. 1, a mount assembly for anti-reverse installation is formed between the heat sink 101 and the light-transmissive protective cover 200. Further, the fitting assembly includes: a glue column 4 and a column hole 5.

The rubber column 4 is positioned on the end face of the light-transmitting protective cover 200 close to one side of the radiator 101 and extends towards the radiator 101; and

and a column hole 5 which is positioned on the heat dissipation plate 1011 and is provided corresponding to the glue column 4.

Specifically, when the heat sink 101 and the light-transmitting protective cover 200 are fastened with each other, in order to prevent reverse installation, the light-transmitting protective cover 200 shown in fig. 1 is provided with a rubber column 4 protruding toward the heat sink 101, and the heat sink is provided with a column hole 5 adapted to the rubber column 4, when the light-transmitting protective cover 200 is fastened with the heat sink 101, if the installation is correct, the rubber column 4 is inserted into the column hole 5, and if the installation is wrong, the rubber column 4 cannot enter the column hole 5, so that a gap exists between the heat sink 101 and the light-transmitting protective cover 200, and the installation and fixation cannot be realized, meanwhile, in order to improve the sealing performance of the heat sink 101 and the light-transmitting protective cover 200, a clamping groove is provided on an installation surface of the light-transmitting protective cover 200 near one side of the heat sink 101, and a waterproof adhesive tape 11 is installed in the clamping groove, and the shape of the waterproof adhesive tape 11 is not limited here. Through waterproof stripe 11, improve the leakproofness of lock, prevent into water.

Additionally, the utility model also provides a LED module, the LED module includes: protection architecture, aluminium base board 6, LED lamp pearl 7, waterproof binding post 8 and the lead wire 9 of LED module.

The protection structure of the LED module is arranged on the LED module;

the aluminum substrate 6 is positioned in a cavity defined by the heat radiator 101 and the light-transmitting protective cover 200 and attached to one side of the heat radiator 101;

the LED lamp beads 7 are positioned on the aluminum substrate 6 and are arranged at intervals along the length direction L of the aluminum substrate 6;

a waterproof terminal 8 connected to the heat sink 101; and

and a lead 9 connected to the aluminum substrate 6.

Specifically, the aluminum substrate 6 is a circuit board with an electronic circuit, and is connected to the heat sink 101 through a screw, wherein the graphene heat-conducting silicone grease 3 is attached between the aluminum substrate 6 and the heat sink 101 to quickly conduct heat of the aluminum substrate 6 to the heat sink 101, wherein an inner pillar hole 10 corresponding to the glue pillar 4 is formed in the aluminum substrate 6, and the glue pillar 4 is sequentially inserted into the inner pillar hole 10 and the pillar hole 5, so that the connection firmness of the aluminum substrate 6 is further improved.

The waterproof terminal 8 is typically made of stainless steel. If the environment used is the better space environment of indoor lamp, waterproof binding post 8 also can adopt the plastics material. The central position of the aluminum substrate 6 is provided with a wire passing hole for passing a wire of a lead 9, the center of the waterproof terminal 8 is provided with the lead 9, the lead 9 is a two-core sheath power line with a male terminal, the total length is usually 200 plus 300mm, the lead 9 extends out of the heat dissipation plate 1011 and exceeds 10-15mm, the lead 9 passes through the central position of the aluminum substrate 6 and is welded at the corresponding position of the aluminum substrate 6, and the welding position is divided into a positive electrode and a negative electrode. LED lamp pearl 7 passes through the machine paster and crosses the reflow soldering equipment, welds LED lamp pearl 7 on aluminium base board 6, and the size satisfies the requirement of the relevant national standard of country in this embodiment.

It should be noted that the protection structure of the LED module and other structures and functions of the LED module according to the embodiments of the present invention are well known to those skilled in the art, and are not described herein for reducing redundancy.

To sum up, the utility model discloses an among the protection architecture and the LED module of LED module, adopt radiator unit and printing opacity safety cover 200 shaping structure, this structural layout is reasonable, simple structure, easily machine-shaping, and low in production cost. The heat dissipation assembly takes the heat sink 101 as a main body, wherein one side of the heat sink 101, namely the heat dissipation teeth 1012, is covered with the heat radiation coating 102, and the other side of the heat sink 101, namely the heat dissipation plate 1011 is attached with the graphene heat conduction silicone grease 3, so that the heat dissipation assembly not only has good corrosion resistance, but also has good heat conduction and heat radiation capabilities, can conduct heat and dissipate heat quickly, and prolongs the service life of the LED module. And improve anti UV film, on the basis of guaranteeing the luminousness, have anti UV characteristic simultaneously, can promote the ageing resistance of this convex cover 201, use for a long time in the open air, the ageing yellowing fracture scheduling problem can not appear.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the details of the above embodiments, and various simple modifications can be made to the technical solutions of the present invention within the technical concept of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships that are known based on the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (9)

1. The utility model provides a protection architecture of LED module which characterized in that, protection architecture of LED module includes:

a heat dissipation assembly comprising a heat sink (101) and a heat radiation coating (102), the heat radiation coating (102) covering at least a portion of a wall surface of the heat sink (101); and

a light-transmissive protective cover (200) connected to the heat sink (101);

wherein at least part of the wall surface of the light-transmitting protective cover (200) is covered with an anti-UV film for anti-aging.

2. The protection structure of an LED module according to claim 1, characterized in that said heat sink (101) comprises:

the heat dissipation plate (1011) is flaky and is connected with the light-transmitting protection cover (200), and the heat dissipation plate (1011) comprises a first end face (1) and a second end face (2) which are oppositely arranged;

and heat dissipation teeth (1012) vertically arranged on the first end surface (1) and arranged at intervals in the width direction of the heat dissipation plate (1011).

3. The protection structure of an LED module according to claim 2, wherein said heat radiation coating (102) covers the entire wall surface of said heat dissipation teeth (1012) completely.

4. The protection structure of the LED module according to claim 2, wherein the second end face (2) is attached with a graphene thermal silicone grease (3) for conducting heat.

5. The protection structure of the LED module according to claim 1, wherein the light-transmitting protection cover (200) comprises a convex cover (201) for accommodating the LED lamp bead, and a groove of the convex cover (201) is filled with light-transmitting silica gel.

6. The protection structure of an LED module according to claim 5, wherein the UV resistant film covers at least the outer wall surface of the convex cover (201).

7. The protection structure of an LED module according to claim 2, characterized in that a mounting component for anti-reverse installation is formed between the heat sink (101) and the light-transmitting protective cover (200).

8. The protection structure of an LED module according to claim 7, wherein the assembling component comprises:

the glue column (4) is positioned on the end face of the light-transmitting protective cover (200) close to one side of the radiator (101) and extends towards the radiator (101); and

and the column hole (5) is positioned on the heat dissipation plate (1011) and corresponds to the rubber column (4).

9. An LED module, characterized in that, LED module includes:

the protection structure of an LED module according to any one of claims 1 to 8;

the aluminum substrate (6) is positioned in a cavity defined by the heat radiator (101) and the light-transmitting protective cover (200) and attached to one side of the heat radiator (101);

the LED lamp beads (7) are positioned on the aluminum substrate (6) and are arranged at intervals along the length direction (L) of the aluminum substrate (6);

the waterproof wiring terminal (8) is connected with the radiator (101); and

and the lead (9) is connected with the aluminum substrate (6).

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