阅读说明：本技术 一种矩形光斑透镜模组及其制备方法 (Rectangular light spot lens module and preparation method thereof ) 是由 廖建文 颜坤 于 2020-05-15 设计创作，主要内容包括：本发明涉及半导体照明技术领域,具体地说,涉及一种矩形光栅透镜模组及其制备方法,其包括散热模块,所述散热模块包括散热模块主体、散热件、气隙、散热片、导热硅脂、螺纹孔、散热孔和限位槽,所述散热件固定卡接在散热模块主体的内部,所述散热模块主体和散热件之间留有气隙,所述散热孔开设在散热模块主体的前端面和后端面,所述螺纹孔开设在散热模块主体背离通风模块的侧端面四角,所述限位槽开设在散热模块主体的前端面和后端面边缘一侧。所述散热模块的侧端面一侧固定卡接有通风模块,本发明极大的提高了矩形光栅透镜模组的散热效果,提高产品的使用寿命。(The invention relates to the technical field of semiconductor lighting, in particular to a rectangular grating lens module and a preparation method thereof. The ventilation module is fixedly clamped on one side of the side end face of the heat dissipation module, so that the heat dissipation effect of the rectangular grating lens module is greatly improved, and the service life of a product is prolonged.)

1. The utility model provides a rectangle facula lens module, includes heat dissipation module (1), its characterized in that: radiating module (1) is including radiating module main part (6), radiating piece (7), air gap (8), fin (9), heat conduction silicone grease (10), screw hole (11), louvre (12) and spacing groove (13), radiating piece (7) fixed joint is in the inside of radiating module main part (6), air gap (8) are left between radiating module main part (6) and radiating piece (7), preceding terminal surface and the rear end face in radiating module main part (6) are seted up in louvre (12), screw hole (11) are seted up in radiating module main part (6) and are deviated from the side end face four corners of ventilation module (5), spacing groove (13) are seted up in preceding terminal surface and rear end face edge one side of radiating module main part (6), the fixed joint in side end face one side of radiating module (1) has ventilation module (5), ventilation module (5) are including ventilation module main part (19), The metal protection net (20), the ventilation fan (21), the elastic connecting column (22) and the limiting block (23), the ventilation fan (21) is rotatably connected inside the ventilation module body (19), the metal protection net (20) is fixedly installed on the upper surface of the ventilation module body (19), the elastic connecting column (22) is fixedly connected on the lower end surface of the ventilation module body (19), one side end surface of the heat dissipation module (1) deviates from the ventilation module (5) and is fixedly connected with the lighting module (2), the lighting module (2) comprises a lighting module body (14), an led lighting package (15), a fixing groove (16), a fixing hole (17) and a heat conducting sheet (18), the led lighting package (15) is fixedly connected on the upper end surface of the lighting module body (14), and the heat conducting sheet (18) is fixedly connected on the lower end surface of the led lighting package (15), the lighting module is characterized in that the fixing groove (16) is formed in the upper end face of the lighting module main body (14), the fixing holes (17) are formed in four corners of the upper end face of the lighting module main body (14), the lighting module (2) deviates from the side end face of the heat dissipation module (1) and is fixedly connected with the reflection cup (3), and the transparent baffle (4) is fixedly installed in the middle of the reflection cup (3).

2. The rectangular spot lens module of claim 1, wherein: the radiating fin (9) is connected to the upper end face and the lower end face of the radiating module main body (6) in a penetrating mode, and one end of the radiating fin (9) is attached to the radiating piece (7).

3. The rectangular spot lens module of claim 1, wherein: the heat dissipation piece (7) and the heat conduction sheet (18) are made of metal copper.

4. The rectangular spot lens module of claim 1, wherein: the heat-conducting fin (18) is attached to the heat-radiating piece (7), and heat-conducting silicone grease (10) is coated between the heat-radiating piece (7) and the heat-conducting fin (18).

5. The rectangular spot lens module of claim 1, wherein: the utility model discloses a ventilation module, including ventilation module main part (19), stopper (23), elastic connection post (22) are total two sets ofly, and even symmetric distribution is in the lower terminal surface both sides of ventilation module main part (19), stopper (23) fixed mounting is at the preceding terminal surface and the rear end face of elastic connection post (22), just stopper (23) and spacing groove (13) looks adaptation.

6. The rectangular spot lens module of claim 1, wherein: one side of the reflecting cup (3) which is attached to the lighting module main body (14) is provided with a fixing block matched with the fixing groove (16).

7. The rectangular spot lens module of claim 1, wherein: the transparent baffle (4) is made of a high-light-transmission glass material.

8. The rectangular spot lens module of claim 1, wherein: the reflection cup (3) is a rectangular reflection cup.

9. The rectangular spot lens module of claim 1, wherein: the inside of reflection cup (3) is equipped with the mounting groove that is used for installing transparent baffle (4), and has laid the sealing washer in the mounting groove.

10. A method for manufacturing a rectangular spot lens module, comprising the rectangular spot lens module of any one of claims 1-9, wherein: the method comprises the following steps:

s1, fixedly connecting the LED lighting package (15) to the middle of the upper end face of the lighting module main body (14) through welding, and fixedly connecting the heat conducting sheet (18) with the lower end face of the LED lighting package (15) through heat conducting glue;

s2, fixedly installing the transparent baffle (4) in the reflecting cup (3) through the installation groove, injecting sealant into the fixing groove (16), and inserting the fixing piece at the bottom of the reflecting cup (3) into the fixing groove (16) for heating and drying;

s3, the radiating module body (6) and the radiating fins (9) are integrally formed through a pouring method, the radiating piece (7) is connected in the radiating module body (6) in a clamping mode, air gaps (8) are reserved on two sides, the installation depth is the same as the protruding distance of the heat conducting fins (18), and heat conducting silicone grease (10) is coated on one surface, attached to the heat conducting fins (18), of the radiating piece (7)

S4, forming a heat dissipation hole (12) and a limiting groove (13) in the front end face and the rear end face of the heat dissipation module body (6) through punching, and fixing the heat dissipation module (1) and the lighting module (2) after punching by using a fixing bolt to penetrate through the fixing hole (17) and to be matched with the threaded hole (11);

s5, a ventilation fan (21) is installed inside a ventilation module main body (19), a metal protective net (20) is arranged on the upper end face of the ventilation module main body (19), an elastic connecting column (22) is welded at the bottom of the ventilation module main body (19), the ventilation module (5) and the heat dissipation module (1) are fixed through the matching of a limiting block (23) and a limiting groove (13), and the whole device is manufactured.

Technical Field

The invention relates to the technical field of semiconductor lighting, in particular to a rectangular light spot lens module and a preparation method thereof.

Background

The LED lens is closely associated with the LED, so that the light use efficiency and the light emitting efficiency can be improved, and different lenses can be used for changing the optical field distribution of the LED according to different effects. Along with the continuous growth of LED technique, LED power continuously improves, also forms the diversification to LED irradiation facula simultaneously, wherein the rectangle facula lens module mainly used fields such as car, street lamp and flashlight. Present rectangle facula lens module, illumination luminance is high, and LED module power is higher, and the product heat dissipation is relatively poor, and then leads to the lens module in the high temperature, influences the lens precision, and LED lighting module is under high temperature simultaneously, life greatly reduced, and then leads to the unable long-time stable work of rectangle facula lens module.

Disclosure of Invention

The invention aims to provide a rectangular facula lens module and a preparation method thereof, and aims to solve the problems in the background technology.

In order to achieve the above objects, in one aspect, the present invention provides a rectangular spot lens module, including a heat dissipation module, the heat dissipation module includes a heat dissipation module body, a heat dissipation member, an air gap, a heat dissipation fin, a heat conductive silicone grease, a threaded hole, a heat dissipation hole, and a limit groove, the heat dissipation member is fixedly clamped inside the heat dissipation module body, the air gap is left between the heat dissipation module body and the heat dissipation member, the heat dissipation hole is formed on a front end surface and a rear end surface of the heat dissipation module body, the threaded hole is formed on four corners of a side end surface of the heat dissipation module body facing away from a ventilation module, the limit groove is formed on one side of edges of the front end surface and the rear end surface of the heat dissipation module body, a ventilation module is fixedly clamped on one side of the side end surface of the heat dissipation module body, the ventilation module includes a ventilation module, the metal protection net fixed mounting is at the upper surface of ventilation module main part, elastic connection post fixed connection is at the lower terminal surface of ventilation module main part, heat dissipation module's side end face deviates from one side fixedly connected with lighting module of ventilation module, lighting module includes lighting module main part, led illumination encapsulation, fixed slot, fixed orifices and conducting strip, led illumination encapsulation fixed connection is at the up end of lighting module main part, conducting strip fixed connection is at the lower terminal surface of led illumination encapsulation, the up end in the lighting module main part is seted up to the fixed slot, the up end four corners in the lighting module main part is seted up to the fixed orifices, lighting module deviates from heat dissipation module's side end face one side fixedly connected with reflection cup, the middle part fixed mounting of reflection cup has transparent baffle.

As a further improvement of the technical scheme, the radiating fins are connected to the upper end face and the lower end face of the radiating module main body in a penetrating mode, and one ends of the radiating fins are attached to the radiating piece.

As a further improvement of the technical scheme, the heat radiating piece and the heat conducting fin are made of metal copper.

As a further improvement of the technical scheme, the heat conducting sheet is attached to the heat radiating piece, and heat conducting silicone grease is coated between the heat radiating piece and the heat conducting sheet.

As a further improvement of the technical scheme, the two groups of elastic connecting columns are uniformly and symmetrically distributed on two sides of the lower end face of the ventilation module main body, the limiting blocks are fixedly installed on the front end face and the rear end face of the elastic connecting columns and are matched with the limiting grooves.

As a further improvement of the technical scheme, a fixing block matched with the fixing groove is arranged on one side, attached to the lighting module main body, of the reflection cup.

As a further improvement of the technical scheme, the transparent baffle is made of high-light-transmission glass.

As a further improvement of the technical scheme, the reflecting cup is a rectangular reflecting cup.

As a further improvement of the technical scheme, the reflection cup is internally provided with a mounting groove for mounting the transparent baffle, and a sealing ring is laid in the mounting groove.

On the other hand, the invention provides a preparation method of a rectangular facula lens module, which comprises the following steps:

s1, fixedly connecting the LED lighting package to the middle of the upper end face of the lighting module main body through welding, and fixedly connecting the heat conducting fins with the lower end face of the LED lighting package through heat conducting glue;

s2, fixedly installing the transparent baffle inside the reflecting cup through the installation groove, injecting sealant inside the fixing groove, and inserting the bottom fixing piece of the reflecting cup into the fixing groove for heating and drying;

s3, the radiating module body and the radiating fins are integrally formed through a pouring method, the radiating pieces are clamped inside the radiating module body, air gaps are reserved on two sides of the radiating pieces, the installation depth is the same as the protruding distance of the heat conducting fins, and heat conducting silicone grease is coated on the surfaces, attached to the heat conducting fins, of the radiating pieces in advance

S4, forming a heat dissipation hole and a limiting groove by stamping the front end face and the rear end face of the heat dissipation module main body through a stamping process, and fixing the heat dissipation module and the lighting module by penetrating a fixing hole through a fixing bolt and matching with a threaded hole after stamping;

s5, a ventilation fan is installed inside the ventilation module main body, a metal protective net is arranged on the upper end face of the ventilation module main body, an elastic connecting column is welded at the bottom of the ventilation module main body, the ventilation module and the heat dissipation module are fixed through the matching of a limiting block and a limiting groove, and the whole device is manufactured.

Compared with the prior art, the invention has the beneficial effects that: the reflecting cup is used and is a rectangular reflecting cup, light generated by an illuminating module enters and is reflected to form a rectangular light spot, a transparent baffle plate is arranged inside the reflecting cup and is made of high-light-transmission glass material, the transmission of the light is not influenced while the LED illuminating package inside the reflecting cup is protected, a sealing ring is arranged in a connecting groove between the reflecting cup and the transparent baffle plate, a fixing block matched with the fixing groove is arranged at the bottom of the reflecting cup and is connected with the reflecting cup through a sealing glue, so that the inner space of the reflecting cup is sealed, the moisture in the air is prevented from entering and damaging electronic equipment, a heat conducting strip is connected to the lower end face of the LED illuminating package through a heat conducting glue, the heat conducting strip is attached to the heat radiating piece after the device is assembled, heat conducting silicone grease is coated between the heat radiating piece and the heat conducting strip, the heat radiating piece and the heat conducting strip are made of copper, and the metal copper has excellent heat conducting, the heat of the LED lighting package during working is transmitted to the heat-conducting fin through the heat-conducting glue and finally transmitted to the heat-radiating piece, the heat-radiating piece is connected with one end of the heat-radiating piece, the heat-radiating piece can effectively and timely dissipate the heat of the heat-radiating piece into the air, meanwhile, one side of the side end face of the heat-radiating module main body is fixedly clamped with the ventilation module, the ventilation module can bring the external air into the heat-radiating module main body through the ventilation fan, an air gap is arranged between the heat-radiating module main body and the heat-radiating piece, the front end face and the rear end of the heat-radiating module main body are provided with heat-radiating holes, the air circulation efficiency in the heat-radiating module main body is further improved, the heat-radiating effect of the device is improved, the upper end face of the ventilation module main body is provided with a metal protective net, the metal protective net can effectively filter some, make the user more convenient to ventilation module's dismantlement, and then solved present rectangle facula lens module, illumination luminance is high, and LED module power is higher, and the product heat dissipation is relatively poor, and then leads to the high temperature in the lens module, influences the lens precision, and LED lighting module is under high temperature simultaneously, life greatly reduced, and then leads to the unable problem of long-time stable work of rectangle facula lens module.

Drawings

FIG. 1 is a schematic view of the overall structure in embodiment 1;

fig. 2 is a schematic structural diagram of a heat dissipation module in embodiment 1;

fig. 3 is a schematic view of a lighting module in embodiment 1;

FIG. 4 is a schematic structural view of a ventilation module in embodiment 1;

the various reference numbers in the figures mean:

1. a heat dissipation module; 2. a lighting module; 3. a reflective cup; 4. a transparent baffle; 5. a ventilation module; 6. a heat dissipation module main body; 7. a heat sink; 8. an air gap; 9. a heat sink; 10. heat-conducting silicone grease; 11. a threaded hole; 12. heat dissipation holes; 13. a limiting groove; 14. a lighting module body; 15. a led lighting package; 16. fixing grooves; 17. a fixing hole; 18. a heat conductive sheet; 19. a ventilation module body; 20. a metal protective net; 21. a ventilation fan; 22. an elastic connecting column; 23. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.