TW201539807A - A light emitting device mounting structure - Google Patents

Abstract

The present invention discloses a mounting structure of a light emitting device, comprising: a light source holder, having a first hollow hole and the two second hollow holes which located on opposite sides of the first hollow hole. The first hollow hole is in the middle of the light source holder for the emitting element portion of LED module through by. The two second hollow holes were corresponding to two conductive portions of the LED light modules. Two connection elements, each connecting element has a connected unit and a spring. The connected unit is for positioning the portion of LED light module. The upper end of the spring provides the positioning space. The lower end of the spring is passing through the second hollow hole and electrically connected to the conductive portion. The upper end of the spring is soldering and connected through the wire. Compared with the prior art, the features of present invention are the very simple welding operation, high yield rate, low cost and effectiveness application for promotion.

Description

Light-emitting device mounting structure

[1] The present invention relates to the field of light-emitting devices having LED light-emitting modules, and more particularly to a mounting structure of a light-emitting device.

[2] Light-emitting devices made with Light Emitting Diode (LED) have advantages over traditional tungsten filament bulbs due to their high energy conversion efficiency, short reaction time, long life and small size. The technology is widely valued by the industry and actively invested in research and development. [3] For the current LED lighting module, two conductive portions are disposed outside the circuit area in the middle, and the two conductive portions are connected to an external power source, thereby providing power supply for the entire LED lighting module. At present, the two conductive parts are generally connected directly by wires, but the thermal conductivity of the LED light-emitting module is higher, even up to 100W/mk to 200W/mk, so the ferrochrome The soldering temperature is easily transmitted and dissipated, causing problems such as soldering, false soldering and air soldering, which results in weak soldering and greatly reduces the yield of the product. [4] In view of the above problems, an improved idea of the prior art is to provide two connectors at two opposite corners of the LED lighting module, each of which includes a plastic body and a metal member embedded in the plastic body. The metal member functions to transmit electrical energy, and is formed with a spring piece for elastically contacting the conductive portion. In addition, in order to fix the LED light-emitting module, the plastic body is further formed with a screw hole, and the screw hole is provided for The metal screw is screwed, and the screw head of the metal screw positions the LED lighting module on the heat dissipating component. [5] Although the above improved ideas can play a certain role compared to the traditional technology, there are still at least the following defects: First, the cost of injection molding with plastic parts and metal parts is high, which greatly improves the entire LED lighting module and The cost of the entire illuminating device reduces the market competitiveness of the enterprise, and it is difficult to survive and develop in the fierce market competition. Second, since the shrapnel is connected with the conductive portion of the LED lighting module, the contact point of the shrapnel is relatively Small, as the power of the LED lighting module is getting larger and larger, the shrapnel as the main guiding component will not be able to carry such a large current, that is, there is a long-term application hidden danger; Third, the screw head of the metal screw will be used to drive the LED lighting module Positioned on the heat dissipating component, so that the metal screw is wider than the screw, so that the interval between the metal screw and the circuit in the LED lighting module is shortened, and thus the insulation withstand voltage does not meet the demand for use. [6] In view of this, the inventors have conducted in-depth research on the security risks of the prior art, and the present invention has been produced.

[7] The object of the present invention is to provide a mounting structure of a light-emitting device, which can quickly and easily solve the problem of electrical connection between the wire and the conductive portion of the LED light-emitting module, and the positioning problem of the LED light-emitting module, and at the same time It avoids the problems of high cost, application hazard and insulation withstand voltage that cannot meet the needs of use. [8] In order to achieve the above object, the solution of the present invention is: a mounting structure of a light-emitting device, comprising: a light source bracket having a first hollow hole and two second hollow holes on opposite sides of the first hollow hole, The first hollow hole is located in the middle of the light source bracket for the light emitting component portion of the LED light emitting module to pass through, and the two second hollow holes respectively correspond to the two conductive portions of the LED light emitting module; two connecting components, each The connecting component has a connecting base and a spring, the connecting stand has a positioning portion for positioning the LED lighting module and a positioning space for the upper end of the spring to be received therein, and the lower end of the spring is electrically connected to the conductive portion through the second hollow hole The upper end of the spring is also connected to the wire by soldering. [9] Further, the lower end of the spring further forms a contact end, and the shape of the contact end completely matches the shape of the conductive portion. [10] Further, the connecting platform is T-shaped and has a vertical structure and a leveling portion of an integrated structure, the vertical portion has a through hole penetrating the upper and lower surfaces of the vertical portion, and the through hole has a positioning step in the connecting table A screw is also disposed, the screw is fixed to the heat dissipation base through the through hole and the positioning step thereon, the vertical portion is located outside the LED lighting module, and the level portion extends into the LED lighting module Above, the positioning space is recessed from the lower surface of the leveling portion. [11] Further, the connecting platform further has an abutting block that is in contact with the LED lighting module when the screw fixes the vertical portion. [12] Further, the connecting table is integrally formed of a plastic material. [13] Further, the upper surface of the connecting platform is further formed with a threading groove, and the threading groove is in communication with the through hole and the positioning space. [14] Further, the light source bracket is further formed with two mounting holes, and the two mounting holes are fixed on the heat dissipation base by screws, and the two conductive portions are located on a pair of diagonals of the LED lighting module. The two mounting holes are located near the other diagonal pair of the LED lighting module or on the other diagonal pair. [15] Further, the light source bracket forms two lugs, and each lug is formed with a mounting hole. [16] Further, the LED lighting module is a COB (Chip On Board). [17] Further, the light source bracket and the two connecting elements are an integrated structure, and the light source bracket is formed with two or more mounting holes for fixing the light source bracket to the heat dissipation base. [18] After adopting the above structure, the present invention relates to a mounting structure of a light-emitting device, which first connects a wire and a spring with solder, and then places the spring into a positioning space of the connecting table, and after completing the above preparation work, For the assembly of the LED lighting module, the light source bracket is first placed on the LED lighting module. At this time, the position of the light source bracket needs to be adjusted so that the two second hollow holes correspond to the two conductive portions of the LED lighting module. . [19] Next, the connecting platform and the spring thereon are placed above the light source bracket, and the spring is aligned with a conductive portion of the LED lighting module, and then the connecting platform is fixed, and the connecting platform can be fixed while being At the same time, it is very convenient to realize the fixing of the light source bracket and the conductive portion to be in contact with the spring. [20] Compared with the prior art, the present invention has at least the following beneficial effects: 1. The welding of the wire and the spring in the present invention is an independent process, which is not connected to the LED lighting module, so the welding operation is very simple, and the yield is extremely high. High, and easy to repair and replace; Second, because the connecting table can be directly molded by plastic, which does not involve metal parts, so the cost is low, another accessory spring of the invention also has the characteristics of low cost; Third, due to spring and conductive The contact area between the parts is large, and it can be applied to the LED lighting module with high current. There is no application problem in the later promotion; at the same time, there is no problem that the spring is easy to break, and the life is greatly prolonged; The coverage area is located directly above the conductive portion, so there is no situation to reduce the insulation withstand voltage gap, which ensures the safety of the product.

[22] In order to further explain the technical solutions of the present invention, the present invention will be described in detail below by way of specific embodiments. [23] As shown in FIG. 1 to FIG. 4, the present invention relates to a mounting structure of a light-emitting device for fixing and connecting an LED light-emitting module. [24] As shown in FIG. 2, the LED light-emitting module 1 is formed with two conductive portions 11. In the specific implementation, the LED light-emitting module 1 is COB, and the two conductive portions 11 are two pads. . As shown in FIG. 1 , FIG. 3 and FIG. 4 , the mounting structure of the illuminating device comprises a light source bracket 2 and two connecting elements 3 , the light source bracket 2 has a first hollow hole 21 and two holes in the first hollow hole. a second hollow hole 22 on both sides of the 21, the first hollow hole 21 is located in the middle of the light source bracket 2 for the light-emitting element portion of the LED light-emitting module 1 to pass through, and the two second hollow holes 22 respectively correspond to the LED light-emitting mode The two conductive portions 11 of the group 1. [26] Each of the connecting elements 3 has a connecting base 31 and a spring 32. The connecting base 31 has a positioning portion for positioning the LED lighting module 1 and a positioning space 311 for receiving the upper end of the spring 32. The lower end of the 32 is electrically connected to the conductive portion 11 through the second hollow hole 22, and the upper end of the spring 32 is also connected to the wire 4 by the solder 33. Preferably, the lower end of the spring 32 further forms a contact end whose shape is completely matched with the shape of the conductive portion 11 to maximize the contact area of the spring 32 with the conductive portion 11. [27] Thus, the mounting structure of the illuminating device according to the present invention first connects the wire 4 and the spring 32 with the solder 33, and then places the spring 32 into the positioning space 311 of the connecting table 31 to complete the above preparation work. After that, the assembly of the LED lighting module 1 can be performed. Specifically, the light source bracket 2 is first placed on the LED lighting module 1. At this time, the position of the light source bracket 2 needs to be adjusted so that the two second hollow holes 22 correspond to the LEDs. Two conductive portions 11 of the light-emitting module 1; then, the connecting table 31 and the spring 32 thereon are placed above the light source holder 2, and the spring 32 is aligned with a conductive portion 11 of the LED lighting module 1, and then The connection table 31 is fixed. When the connecting table 31 is fixed, the fixing of the light source holder 2 and the contact of the conductive portion 11 with the spring 32 can be realized at the same time, which is very convenient. [28] As shown in FIG. 1, in the present embodiment, the connecting table 31 is T-shaped and has a vertical structure 312 and a leveling portion 313 having a unitary structure, and the vertical portion 312 has a top surface penetrating the vertical portion 312. a through hole 3121 having a positioning step 3122 in the through hole 3121. The connecting base 31 is further provided with a screw 314. The screw 314 passes through the through hole 3121 and fixes the connecting base 31 to the heat sink base by using the positioning step 3122 thereon. 5, the vertical portion 312 is located outside the LED lighting module 1, and the level portion 313 extends above the LED lighting module 1. The positioning space 311 is recessed from the lower surface of the leveling portion 313. Preferably, the connecting platform 31 is integrally formed of a plastic material. As shown in FIG. 4, the connecting base 31 further has an abutting block 315 which is in contact with the LED lighting module 1 when the screw fixes the vertical portion 312. The abutting block 315 Together with the vertical portion 312, the positioning portion is formed, so that it is convenient to install. [30] In addition, the upper surface of the connecting base 31 is further formed with a threading groove 316, and the threading groove 316 is in communication with the through hole 3121 and the positioning space 311, so that the wire 4 can pass through the threading groove 316, facilitating the layout of the wire 4. . Furthermore, the light source holder 2 is further formed with two mounting holes 23 which are fixed on the heat dissipation base 5 by screws 24, and the two conductive portions 11 are located on the LED light-emitting module 1. A pair of diagonals. [31] More preferably, as shown in FIG. 5 and FIG. 6, the two mounting holes 23 are located near the other diagonal of the LED lighting module 1; as shown in FIG. 7, the two mounting holes 23 are directly Located on the other diagonal of the LED lighting module 1, in this embodiment, the light source bracket 2 forms two lugs 25, and each lug 25 is formed with a mounting hole 23. In this way, the LED lighting module 1 can be more uniformly locked on the heat dissipation base 5. In this way, a total of 4 screws of the screw 24 and the screw 314 can better fix the entire LED lighting module 1, so that the bilateral suspension can be avoided and the heat conduction efficiency can be improved. As shown in FIG. 8 to FIG. 10 , it is a fourth embodiment of the present invention. In this embodiment, the light source bracket 2 and the two connecting elements 3 are integrated, and the light source bracket 2 is formed on the light source bracket 2 . Four mounting holes 23 for fixing the light source holder 2 to the heat dissipation base 5 are provided. In addition, in order to improve the strength, the upper surface of the light source holder 2 is further formed with ribs 26. Compared with the prior art, the present invention has at least the following beneficial effects: 1. The welding of the wire 4 and the spring 32 of the present invention is an independent process, which is not connected to the LED lighting module 1, so that the welding operation is very simple. The yield is extremely high. Secondly, since the connecting table 31 can be integrally formed by plastic, which does not involve metal parts, the cost is low, and the other accessory spring 32 of the present invention also has the characteristics of low cost; The contact area between the conductive portions 11 is large, and can be completely applied to the LED lighting module 1 with high current, and there is no application problem in the later promotion; Fourth, since the coverage area of the spring 32 is located directly above the conductive portion 11 Therefore, there is no situation in which the insulation withstand voltage gap is reduced, and the safety of the product is ensured. The above-described embodiments and the drawings are not intended to limit the scope of the invention, and any suitable variations or modifications of the invention will be apparent to those skilled in the art.

[35]
1‧‧‧LED lighting module
11‧‧‧Electrical Department
2‧‧‧Light source bracket
21‧‧‧The first hollow hole
22‧‧‧Second hollow hole
23‧‧‧Installation holes
24‧‧‧ screws
25‧‧‧ lugs
26‧‧‧ ribs
3‧‧‧Connecting components
31‧‧‧Connecting station
311‧‧‧ Positioning space
312‧‧‧ vertical
3121‧‧‧through holes
3122‧‧‧ positioning steps
313‧‧‧Levels
314‧‧‧ screws
315‧‧‧The top block
316‧‧‧ threading slot
32‧‧‧ Spring
33‧‧‧Solder
4‧‧‧ wire
5‧‧‧heating base

[FIG. 1] The present invention relates to a mounting structure of a light-emitting device. The first embodiment is used for fixing and connecting an LED light-emitting module. [FIG. 2] FIG. 2 is a schematic structural view of the LED light-emitting module of FIG. FIG. 3 is a schematic view showing a combination of a mounting structure of a light-emitting device for fixing an LED light-emitting module; FIG. 4 is a cross-sectional view of FIG. 3; FIG. 5 is a schematic view of a second embodiment of the present invention. FIG. 6 is a schematic structural view of the light source holder of FIG. 5; FIG. 7 is a schematic structural view of the light source holder according to the third embodiment of the present invention. 8 is a schematic view showing the entire structure of a fourth embodiment of the present invention; [FIG. 9] is a schematic structural view of a fourth embodiment of the present invention for fixing and connecting an LED lighting module; [FIG. 10] is a cross-sectional view of FIG.

1‧‧‧LED lighting module

11‧‧‧Electrical Department

2‧‧‧Light source bracket

21‧‧‧The first hollow hole

22‧‧‧Second hollow hole

23‧‧‧Installation holes

24‧‧‧ screws

3‧‧‧Connecting components

31‧‧‧Connecting station

312‧‧‧ vertical

3121‧‧‧through holes

313‧‧‧Levels

314‧‧‧ screws

316‧‧‧ threading slot

32‧‧‧ Spring

33‧‧‧Solder

4‧‧‧ wire

5‧‧‧heating base

Claims (10)

A mounting structure of a light-emitting device, comprising: a light source bracket having a first hollow hole and two second hollow holes on opposite sides of the first hollow hole, wherein the first hollow hole is located in a middle of the light source bracket for LED The light-emitting elements of the light-emitting module partially pass through, and the two second hollow holes respectively correspond to the two conductive portions of the LED light-emitting module; two connecting elements, each of which has a connecting base and a spring, the connecting platform has The positioning portion for positioning the LED lighting module and the positioning space for receiving the upper end of the spring, the lower end of the spring is electrically connected to the conductive portion through the second hollow hole, and the upper end of the spring is also connected to the wire by soldering. The mounting structure of a light-emitting device according to claim 1, wherein the lower end of the spring further forms a contact end, and the shape of the contact end completely matches the shape of the conductive portion. The mounting structure of a light-emitting device according to the first aspect of the invention, characterized in that the connecting table is T-shaped and has a vertical structure and a leveling portion of an integral structure, the vertical portion having a vertical portion penetrating the upper and lower surfaces of the vertical portion a through hole having a positioning step in the through hole, wherein the connecting table is further provided with a screw, and the screw passes through the through hole and fixes the connecting table on the heat dissipation base by using a positioning step thereon, the vertical portion is located at the LED light emitting module On the outer side, the level portion extends above the LED lighting module, and the positioning space is recessed from the lower surface of the leveling portion. The mounting structure of a light-emitting device according to claim 3, wherein the connecting platform further has an abutting block that is in contact with the LED lighting module when the screw fixes the vertical portion. The mounting structure of a light-emitting device according to claim 3, wherein the connecting platform is integrally formed of a plastic material. The mounting structure of a light-emitting device according to the third aspect of the invention is characterized in that the upper surface of the connecting table is further formed with a threading groove, and the threading groove is in communication with the through hole and the positioning space. The mounting structure of a light-emitting device according to the first aspect of the invention is characterized in that: the light source bracket is further formed with two mounting holes, and the two mounting holes are fixed by screws on the heat dissipation base, the two The conductive portion is located on a pair of opposite corners of the LED lighting module, and the two mounting holes are located near the other diagonal pair or the other diagonal pair of the LED lighting module. The mounting structure of a light-emitting device according to claim 1, wherein the light source bracket forms two lugs, and each lug is formed with a mounting hole. The mounting structure of a light-emitting device according to claim 1, wherein the LED lighting module is a COB. The mounting structure of a light-emitting device according to claim 1, wherein the light source bracket and the two connecting elements are integrated, and two or more light source brackets are fixed on the heat sink base. Mounting holes.