TW201816323A - Light emitting diode fixing device characterized in that the structure of usinge of the components to buckle and fix each other can allow the assembling process to be completed quickly and correctly by only following the assembled order - Google Patents

Abstract

The present invention provides a light emitting diode fixing device which includes a fixing base, a first buckling member, a second buckling member, a light emitting diode circuit board module and two terminals. When the present invention is assembled, the light emitting diode circuit board module is firstly disposed on the fixing base, the fixing base is further provided with a plurality of position-limiting bumps to limit the horizontal movement of the light emitting diode circuit board module, then, the first buckling member and the second buckling member are respectively buckled in the fixing base from two opposite sides of the fixing base. The first buckling member and the second buckling member are respectively provided with a first abutting part and a second abutting part, so as to fix the vertical displacement of the light emitting diode circuit board module. During the assembling process of the present invention, the structure of using the components to engage and fix each other can allow the assembling process to be completed quickly and correctly by only following the assembled order.

Description

Light emitting diode fixing device

The present invention relates to a light-emitting diode fixing device, in particular to a light-emitting diode fixing device installed in a vehicle headlight.

Please refer to FIG. 8. In the prior art, a light source generally installed inside a car headlight is a light-emitting diode (LED) template 90, and a manufacturing principle thereof is as follows: a light-emitting diode is laid The bulk crystal substrate 93 is disposed on a sheet-like ceramic circuit board 91 having two electrode contacts 95, and then the ceramic circuit board 91 is disposed on a lower fixing seat (not shown), and is disposed above it. An upper fixing seat 80 having a base 81 and a joint 83. The upper fixing seat 80 is formed with a receiving groove 810. A plurality of limiting pieces 84 are provided in the receiving groove 810, and the receiving groove 810 Two electrical contact pieces 85 are provided therein, and the connector 83 is formed on one side of the upper fixing seat 80, and two terminals 86 respectively connected to the two electrical contact pieces 85 are provided inside the connector 83; the upper fixing seat 80 is arranged to emit light After the diode template 90 is mounted, the two electrode contacts 95 are tightly connected to the two electrical contact pieces 85 of the upper fixed seat 80, respectively, so that the substrate 93 is electrically connected to the terminal 86, and at the same time, it is abutted by the limiting piece 84. The substrate 93 cannot be separated from the receiving groove 810.

However, the prior art fixing methods have the following disadvantages:

First, since the light emitting diode template 90 needs to be provided with an upper fixing seat 80 and a lower fixing seat respectively above and below it, when assembling the light emitting diode template 90, it is necessary to align the three and manually stabilize it first. Accurate installation, which has its inconvenience during assembly;

Second, because the two electrical contact pieces 85 are arranged above the two electrode contacts 95 in a pressing manner, when the device gradually loosens over a long period of time, for example, when the upper fixing seat 80 is slightly loose, it is likely to cause the light-emitting diode. Poor contact between the body template 90 and the terminal 86.

Therefore, the prior art light emitting diode fixing device needs to be improved.

In view of the shortcomings and deficiencies of the prior art, the present invention provides a light emitting diode fixing device, and designs a structure that facilitates disassembly and assembly to make it more convenient for assembly.

In order to achieve the above-mentioned creation purpose, the technical means adopted in this creation is to design a light-emitting diode fixing device, which includes a fixing base, the fixing base is provided with four fastening grooves, and the four fastening grooves are formed two by two. On the two opposite side walls of the fixing base; a first fastening member, the first fastening member is provided with two first fastening arms, and the two first fastening arms are respectively protruded and formed on the first fastening member; A side of the piece, and the two first engaging arms are threadedly engaged with the two engaging grooves on one of the side walls of the fixing base, and the first engaging piece further includes a first pressing portion , The first pressing portion protrudes from the side of the first fastening member; a second fastening member, the second fastening member and the first fastening member are disposed at different positions on the fixing seat; On the side, the second fastening member is provided with two second fastening arms, the two second fastening arms are respectively protruded and formed on one side of the second fastening member, and the two second fastening arms are provided with buckles. Fit into the two fastening grooves on the other side wall surface of the fixing base; the second fastening member further includes a connection Port, the connection port is disposed on the other side of the second fastening member opposite to the two second fastening arms; at least one second pressing portion, the at least one second pressing portion protruding from the two second The side of the fastening arm; two terminals, the two terminals are fixed in the second fastening member, the two terminals include a plug-in section and an electrical connection section, and the two plug-in sections are disposed in the connection port; A light-emitting diode circuit board module, the light-emitting diode circuit board module is disposed on the fixing base, and the light-emitting diode circuit board module further includes a circuit substrate, a die, and two contacts, The circuit substrate is disposed in the fixing base, the die is disposed on the circuit substrate, the two contacts are disposed on the circuit substrate, and the two electrical connection sections are electrically connected respectively, and the peripheral edge of the circuit substrate faces upward The first pressing portion abutting against the first fastening member and the second pressing portion of the second fastening member.

The advantage of this creation is that after the light-emitting diode circuit board mold is assembled on the fixing base, its horizontal displacement is restricted by these limiting bumps, so the light emission can be avoided when other devices are installed. The diode circuit board module is displaced horizontally due to mis-contact, and the first and second fasteners are used to fasten the left and right sides into the fixing seat. Compared with the prior art, the device can only be aligned from above. In this creation, the installation direction of the first fastener and the second fastener is changed to left and right, and they can be quickly installed into the fixing seat after being aligned with the fastening grooves on both sides;

In addition, in this creation, the first pressing part in the first fastener is used to press one of the terminals and the periphery of the light-emitting diode circuit board module, and the second fastener is further used to further press the light on the other side. The periphery of the diode circuit board module, so compared to the prior art, it is fixed against the light-emitting diode circuit board module only by an upper fixing seat. This creation uses the first fasteners on the left and right sides and the second The fastener is fixed from both ends at the same time, so that it has better stability.

Further, in the foregoing light emitting diode fixing device, the second fastening member is injection-molded outside the two terminals.

Further, in the aforementioned light emitting diode fixing device, the fixing base is further provided with four channels, and the channels are concavely formed on the bottom surface of the fixing base, and the positions of the channels and the engaging grooves are The positions correspond to each other, and the channels pass through from the bottom to the fastening grooves.

Further, in the aforementioned light emitting diode fixing device, the fixing base is further provided with a plurality of heat dissipation fins, and the heat dissipation fins are disposed at intervals on the bottom surface of the fixing base.

Further, in the aforementioned light emitting diode fixing device, the first pressing portion further includes a terminal slot, the terminal slot is recessed upward from below the first pressing portion, and the electrical connection section of one terminal Extend into the terminal groove of the first fastening member and abut against the inner wall surface of the terminal groove upward.

Further, in the aforementioned light emitting diode fixing device, the fixing base includes a plurality of limiting bumps, and the limiting bumps are arranged on the top surface of the fixing base at intervals, and the peripheral edge of the circuit substrate abuts These limit bumps.

Further, in the aforementioned light emitting diode fixing device, a top surface of the fixing base is concavely formed with a class surface, the class surface is arranged around the periphery of the fixing base, and the fastening grooves are located above the class surface. ; The first fastener and the second fastener are abutted downwardly on the surface of the class.

Further, in the aforementioned light emitting diode fixing device, a material of the fixing base is a ceramic material.

Further, in the aforementioned light-emitting diode fixing device, the first fastening member and the second fastening member are respectively provided with positioning holes, and the fixing seat is respectively provided with two corresponding holes. A fixing hole, and the two positioning holes are respectively fixed in the fixing hole by a fixing member.

Further, in the aforementioned light emitting diode fixing device, a groove is further provided on the top surface of the fixing base, and the groove is disposed below the connection port of the second fastening member.

In the following, with reference to the drawings and the preferred embodiments of this creation, the technical means adopted by this creation to achieve the intended purpose is further explained.

Please refer to FIG. 1 to FIG. 3. The light-emitting diode fixing device of the present invention includes a fixing base 10, a first fastener 20, a second fastener 30, and a light-emitting diode circuit board module. 40 and two terminals 50.

Please refer to FIG. 2, FIG. 5 and FIG. 6, the fixing base 10 is a rectangular block, and the fixing base 10 is provided with four fastening grooves 11, and the four fastening grooves 11 are formed in the fixing base 10 two by two. On the opposite two side wall surfaces, and the bottom surface of the fixing base 10 is further recessed and formed with four channels 12, the positions of the four channels 12 correspond to the four fastening grooves 11, that is, each of the fastening grooves 11 and each The channels 12 are arranged on the same vertical line, and the channels 12 pass through from the bottom to the fastening grooves 11 in other words, in other words, the space formed by each of the fastening grooves 11 can be connected to the corresponding each of the channels 12 through.

Please refer to FIG. 1, FIG. 3 and FIG. 6, the fixing base 10 is further provided with a plurality of heat dissipation fins 13, a plurality of limiting bumps 14 and a first-level surface 15; the heat dissipation fins 13 are arranged at intervals on the fixing base 10. The limiting protrusions 14 are arranged on the top surface of the fixing base 10 at intervals; the step surface 15 is recessed and formed on the top surface of the fixing base 10 and is arranged around the periphery of the fixing base 10; and The engaging groove 11 is located above the step surface 15. In other words, the side walls provided with the engaging groove 11 project upward from the step surface 15.

In this embodiment, the material of the fixing base 10 is ceramic, but it is not limited to this, and may be metal or other materials that are easy to conduct heat.

Please refer to FIG. 1, FIG. 2 and FIG. 5. The first fastening member 20 is disposed on the fixing base 10 and abuts against the step surface 15 downward. The first fastening member 20 is further provided with two first buckles. The engaging arms 21, the two first engaging arms 21 are respectively protruded and formed on one side of the first engaging member 20, and the two first engaging arms 21 are respectively inserted and fastened to one of the fixing bases 10 The two fastening grooves 11 on the side wall surface; the first fastening member 20 further includes a first pressing portion 22, and the first pressing portion 22 is convexly formed on the first fastening member 20 and the fixing base 10. The fastened side surface, and the first pressing portion 22 further includes a terminal groove 221, which is recessed upward from the lower portion of the first pressing portion 22 to form a bottom surface of the first pressing portion 22. Trench-like structure.

Please refer to FIG. 2 to FIG. 5, the second fastener 30 is disposed on the fixing base 10. More precisely, the second fastener 30 and the first fastener 20 are disposed on the fixing base 10. The two opposite sides are also abutted downwardly against the class surface 15; the second fastening member 30 is provided with two second fastening arms 31, and the two second fastening arms 31 are respectively protruding and formed on the second fastening member. 30 on one side, and the two second engaging arms 31 are respectively inserted into the two engaging grooves 11 on the other side wall surface of the fixing base 10, in other words, the first engaging member 20 And the second fasteners 30 are respectively fixed from opposite sides of the fixing base 10.

Please refer to FIG. 1 to FIG. 3. The second fastening member 30 further includes a connection opening 32 and at least one second pressing portion 33. The connection opening 32 is disposed on the second fastening member 30 corresponding to the two first fastening members 30. On the other side of the two fastening arms 31, in other words, the connection port 32 is disposed in a direction opposite to the direction in which the second fastening member 30 is fastened to the fixing base 10; at least one second pressing portion 33 projects out The side surfaces of the two second engaging arms 31, and in this embodiment, the number of the at least one second pressing portion 33 is two, but it is not limited thereto, and it may be other numbers.

Please refer to FIG. 1, FIG. 2 and FIG. 7. The light emitting diode circuit board module 40 is disposed on the fixing base 10, and the light emitting diode circuit board module 40 includes a circuit substrate 41 and a die 42. And two contacts 43; in this embodiment, the circuit substrate 41 is a rectangular plate, but not limited to this; the circuit substrate 41 is disposed on the fixing base 10 and the periphery of the circuit substrate 41 abuts against these limits Position bumps 14, and in this embodiment, the number of the limit bumps 14 is eight, and they abut against the four corners of the circuit substrate 41, so that the circuit substrate 41 cannot be horizontally disposed on the circuit substrate 41. On the fixing base 10, but not limited to this, the limiting bumps 14 may have other numbers and arrangement methods; the die 42 and the two contacts 43 are both disposed on the circuit substrate 41, and the die 42 is disposed In the middle of the circuit substrate 41, two contacts 43 are respectively disposed on two sides of the die 42 adjacent to the first fastener 20 and the second fastener 30.

Please refer to FIG. 1, FIG. 2 and FIG. 4, the two terminals 50 are fixed inside the second fastening member 30. Further, the second fastening member 30 is injection-molded on the two terminals 50. In addition, but not limited to this, the two terminals 50 and the second fastening member 30 can also be fixed by other methods, for example, the two terminals 50 are fixed on the second fastening member 30 after being inserted and fixed; each of the terminals 50 includes a plug-in section 51 and an electrical connection section 52; the two plug-in sections 51 pass through the connection port 32 and can be electrically connected to an external power source; the two electrical connection sections 52 respectively extend to The two contacts 43 on the light-emitting diode circuit board module 40 and abut against the two contacts 43 downward, so that the light-emitting diode circuit board module 40 is connected to the outside through the plug-in section 51 The power supply is electrically connected; in this embodiment, since the two terminals 50 are both disposed on the second fastening member 30, the two terminals 43 on opposite sides of the circuit substrate 41 are connected, and one of the terminals 50 is electrically connected. The shape of the electrical connection section 52 is a long strip, and the second connection member 30 extends in the direction of the first connection member 20, and the electrical connection section 52 extends Terminal to the first fastening groove 221 engagement member 20, and upper surface of the terminal against the inner wall of the groove 221.

Please refer to FIG. 2 and FIG. 7. During the creation and assembly, the light-emitting diode circuit board module 40 is first placed on the limiting space surrounded by the limiting bumps 14 on the fixing base 10, and then the The first fastening member 20 and the second fastening member 30 are respectively set into the fixing base 10 from opposite sides of the light-emitting diode circuit board module 40, and the light-emitting diode circuit board module 40 is sandwiched therebetween. Between the two; further, after the installation is completed, the peripheral edge of the circuit board 41 abuts against the first pressing portion 22 of the first fastening member 20 and the second pressing member 30. The pressing portion 33 is fixed by the pressing force of the first fastening member 20 and the second fastening member 30 in the vertical direction at the same time, and is also fixed by the limiting protrusions 14 in the horizontal direction. When assembling, these components can be easily assembled to the correct position, and there is no need to worry about the problems of sliding off or misalignment of each component.

Please refer to FIG. 1 and FIG. 2. Further, the first fastening member 20 and the second fastening member 30 are respectively provided with positioning holes 61, and the fixing base 10 is provided with positions and the two positioning holes 61. Corresponding two fixing holes 62, the first fastening member 20 and the second fastening member 30 respectively penetrate the positioning perforation 61 and the fixing hole 62 by a fixing member 63, so that the first fastening member 20 and the second fastening member 62 The fastener 30 is more firmly fixed on the fixing base 10.

In this embodiment, the fixing member 63 is a screw, and the fixing member 63 and the positioning perforations 61 and the fixing holes 62 are fixed by screwing, but it is not limited thereto, and other fixing methods are also possible.

Please refer to FIG. 5, after the first fastening arm 21 and the second fastening arm 31 pass through the corresponding fastening grooves 11, the user can also use a tool to pull upward from the channel 12 at the bottom of the fixing base 10. After moving the first fastening arm 21 and the second fastening arm 31 and removing the fixing member 63 at the same time, the first fastening member 20 and the second fastening member 30 can be easily separated from the fixing base 10 to achieve disassembly. Convenience.

Please refer to FIG. 3. After the creation and assembly is completed, the connection opening 32 of the second fastening member 30 is electrically connected to the external power supply, and the light-emitting diode circuit board module 40 can be provided with electricity to achieve lighting. In addition, the fixing base 10 is further recessed with a groove 16 below the connection port 32. When a user electrically connects an external power source to the connection port 32, the space reserved by the groove 16 can be inserted. The extraction process is more convenient.

At the same time, because this material is made of ceramic and has good thermal conductivity, the waste heat source generated by the light-emitting diode circuit board module 40 can be quickly taken away from this creation, so as to avoid the high-temperature resulting in the light-emitting diode circuit board module 40. Damage occurs, and the heat dissipation process is further accelerated by the heat dissipation fins 13 at the bottom of the fixed base 10.

The above description is only the preferred embodiment of the creation, and does not limit the creation in any form. Although the creation has been disclosed as above with the preferred embodiment, it is not intended to limit the creation. Generally, a knowledgeable person can use the technical content disclosed above to make a few changes or modifications as equivalent equivalent changes without departing from the scope of the technical solution of the creation. Anyone who does not depart from the content of the technical solution of the creation, Any simple modifications, equivalent changes, and modifications made to the above embodiments according to the technical essence of this creation still fall within the scope of this creative technical solution.

10‧‧‧Fixed

11‧‧‧ buckle groove

12‧‧‧ channel

13‧‧‧Heat fins

14‧‧‧ limit bump

15‧‧‧ class noodles

16‧‧‧ groove

20‧‧‧The first fastener

21‧‧‧First buckle arm

22‧‧‧The first pressing part

221‧‧‧Terminal Slot

30‧‧‧Second Fastening

31‧‧‧Second Buckle Arm

32‧‧‧Connector

33‧‧‧Second pressure section

40‧‧‧light-emitting diode circuit board module

41‧‧‧circuit board

42‧‧‧ Grain

43‧‧‧Contact

50‧‧‧terminal

51‧‧‧Plug section

52‧‧‧Electrical connection section

61‧‧‧ positioning perforation

62‧‧‧Fixing hole

63‧‧‧Fixed parts

80‧‧‧ Upper Mount

81‧‧‧ base

810‧‧‧container

83‧‧‧ connector

84‧‧‧ limit film

85‧‧‧electric contact sheet

86‧‧‧Terminal

90‧‧‧light-emitting diode template

91‧‧‧ceramic circuit board

93‧‧‧ substrate

95‧‧‧electrode contact

Figure 1 is a three-dimensional appearance of this creation. Figure 2 is an exploded view of the components of this creation. FIG. 3 is another perspective view of FIG. 1. Figure 4 is a top view of the two terminals of this creation. Fig. 5 is a schematic top sectional view of this creation. Figure 6 is a sectional view of the channel of this creation. Figure 7 is a top view of this creation. FIG. 8 is a schematic diagram of a light-emitting diode fixing device of the prior art.

Claims (10)

A light emitting diode fixing device includes a fixing base, the fixing base is provided with four fastening grooves, and the four fastening grooves are formed on two opposite side wall surfaces of the fixing base; a first fastening The first fastening member is provided with two first fastening arms, the two first fastening arms are respectively protruded and formed on one side of the first fastening member, and the two first fastening arms are provided with buckles. In the two fastening grooves which fit on one of the side walls of the fixing base, the first fastening member further includes a first pressing portion, and the first pressing portion protrudes from the first fastening portion. A second fastening member, the second fastening member and the first fastening member are disposed on two different sides of the fixing base, and the second fastening member is provided with two second fastening arms , The two second fastening arms are respectively protruded and formed on one side of the second fastening member, and the two second fastening arms pass through the two fastenings fastened to the other side wall surface of the fixing base. The second fastening member further includes a connecting port, and the connecting port is disposed on the second fastening member relative to the two second fastening members The other side of the arm; at least one second pressing portion, the at least one second pressing portion protruding from the side of the two second fastening arms; two terminals, the two terminals are fixed on the second fastening In the case, the two terminals include a plug-in section and an electrical connection section, and the two plug-in sections are disposed in the connection port; a light-emitting diode circuit board module, the light-emitting diode circuit board module is disposed in The fixed base, and the light-emitting diode circuit board module further includes a circuit substrate, a die, and two contacts. The circuit substrate is disposed in the fixed base, and the die is disposed on the circuit substrate. Two contacts are disposed on the circuit substrate, and are electrically connected to the two electrical connection segments, respectively, and the peripheral edge of the circuit substrate abuts against the first pressing portion and the second buckle of the first fastening member. The second pressing portion of the composite. The light-emitting diode fixing device according to claim 1, wherein the second fastening member is injection-molded outside the two terminals. The light-emitting diode fixing device according to claim 1, wherein the fixing base is further provided with four channels, the channels are concavely formed on the bottom surface of the fixing base, and the positions of the channels and the fastening grooves are The positions correspond to each other, and the channels pass through from the bottom to the fastening grooves. The light-emitting diode fixing device according to claim 1, wherein the fixing base is further provided with a plurality of heat-dissipating fins, and the heat-dissipating fins are arranged at intervals on the bottom surface of the fixing base. The light-emitting diode fixing device according to claim 1, wherein the first pressing portion further includes a terminal slot, the terminal slot is recessed upward from below the first pressing portion, and the electrical connection of one terminal is The segment extends into the terminal groove of the first fastening member and abuts against the inner wall surface of the terminal groove upward. The light-emitting diode fixing device according to any one of claims 1 to 5, wherein the fixing base includes a plurality of limiting bumps, and the limiting bumps are arranged on the top surface of the fixing base at intervals. The peripheral edge of the circuit substrate abuts against the limiting bumps. The light-emitting diode fixing device according to any one of claims 1 to 5, wherein a top surface of the fixing base is concavely formed with a class surface, the class surface is arranged around the periphery of the fixing base, and the buckles The groove is located above the step surface; the first fastening member and the second fastening member abut against the step surface. The light-emitting diode fixing device according to any one of claims 1 to 5, wherein a material of the fixing base is a ceramic material. The light-emitting diode fixing device according to any one of claims 1 to 5, wherein the first fastening piece and the second fastening piece are respectively provided with positioning holes, and the fixing seat is respectively provided with the positioning hole. Two fixing holes corresponding to the two positioning perforations are respectively fixed in the fixing holes by a fixing member. The light-emitting diode fixing device according to any one of claims 1 to 5, wherein a top surface of the fixing base is further provided with a groove, and the groove is provided below the connection port of the second fastening member. .