TWI691673B - Full-color light-emitting diode kit with connecting groove - Google Patents

Abstract

A full-color light-emitting diode kit with a connecting groove, which comprises: a carrier, a base material, the base material includes a plurality of welding points, at least one full-color light-emitting element, a plurality of connecting wires, a plurality of connections The groove and a back cover, the back cover is set on the carrier and connected with the base material, so that the base material and the back cover are fixed in the limit space, and a metal layer is separately provided on the peripheral wall of the connection groove. The layer is electrically connected to the full-color light-emitting parts and the welding points, and the base material is electrically connected to a control circuit board through the metal layer of the connection groove; thereby, the present invention achieves rapid connection to the control circuit by setting the connection groove Board, and effectively reduce the occurrence of short circuits.

Description

Full-color light-emitting diode kit with connecting groove

The invention relates to a full-color light-emitting diode kit, in particular to a full-color light-emitting diode kit with a connecting groove.

Press, Light Emitting Diode (LED) has good photoelectric characteristics such as low power consumption, low heat generation, long operating life, impact resistance, small size, fast reaction speed, and can emit colored light with stable wavelength, etc. Therefore, it is often used in the fields of household appliances, indicator lights and photoelectric products. As optoelectronic components enter the era of micro-encapsulation, grain-level packaging has developed. In addition, with the development of optoelectronic technology, lighting equipment has made significant progress in lighting efficiency, operating life, and brightness. Therefore, in recent years, light-emitting diodes have been used in general lighting applications.

However, in some applications, light-emitting diodes of different colors are required. In the prior art, it uses red, green, and blue light-emitting diode chips to form a full-color light-emitting diode. The color light-emitting diode can pass three colors of red, green, and blue, and then pass through the mixed light to form a full-color light.

However, in the assembly of current LED packages, it is necessary to pass the pins of the LED package through the perforations of the circuit board, and then fix the circuit board by soldering to form an electrical connection, but the LED package The method of piercing the pins through the circuit board requires manual work, so it is difficult to improve the assembly efficiency of the light emitting diode.

In addition, when the pins of the light-emitting diode kit are soldered to the circuit board, it is often because people do not pay attention to soldering the pins together, which causes a short circuit and burns the light-emitting diode kit. Furthermore, assembling the light-emitting diode kit is also a manual operation, and during the assembly process, pin parts often touch each other, causing a short circuit, causing damage to some parts and increasing costs.

Therefore, after observing the above-mentioned deficiency, the inventor of the present case believes that there is still a need for further improvement of the light emitting diode package, and the invention has been produced.

The main purpose of the present invention is to provide a full-color light-emitting diode kit with a connection groove, which can be stably fixed on the control circuit board, and can be reduced by the connection groove and the connection wire of the invention The occurrence of short circuit and improve assembly efficiency.

In order to achieve the above object, the full-color light-emitting diode kit with a connecting groove provided by the present invention includes: a carrier, the interior of the carrier has a limit space; a substrate, the substrate Set in the limit space, the base material includes a plurality of welding points, at least one full-color light emitting element, a plurality of connecting wires and a plurality of connecting grooves, the welding points and the connecting wires are provided for the substrate On the surface, the connection grooves are recessed on the outer periphery of the substrate, the full-color light-emitting element is fixed on the welding points, and one end of the connecting wires is electrically connected to the welding points , And the connection grooves are respectively connected to the other ends of the connection wires, so that the connection grooves are electrically connected to the welding points; a back cover, the back cover is set on the carrier and Connected with the base material to fix the base material and the back cover in the limiting space; wherein, a metal layer is provided on each peripheral wall of the connection grooves, and the metal layers are electrically connected to the The color light-emitting parts and the solder joints, the substrate are electrically connected to a control circuit board through the metal layers of the connecting grooves.

Preferably, wherein the metal layers include a copper foil layer and a solder paste, the copper foil layer is disposed on the peripheral wall of the connection grooves, and the control circuit board is provided with a plurality of corresponding solder joints, the The copper foil layers are respectively connected to the corresponding solder joints with the solder paste.

Preferably, a plurality of fixed pins extend downward from the bottom end of the carrier, and the fixed pins penetrate the control circuit board to fix the carrier on the control circuit board.

Preferably, it further comprises a plurality of copper foils, the copper foils are arranged on the surface of the base material, one end of the copper foils are respectively connected to the connecting wires, and the copper foils The other end of each is connected to the metal layers.

Preferably, it further comprises a partition member and at least one pressing member, the partition member is disposed between the base material and the back cover, the partition member is perforated with at least one perforation, and the pressing member is disposed on the During the perforation, the surface of the pressing member protrudes outwardly with two connecting parts, the connecting parts penetrate the base material, and the connecting parts protrude from the carrier, and the full-color light-emitting part is located at the Etc. between connections.

Preferably, a slot is provided on the control circuit board, and the slot is used for inserting and setting the substrate.

Preferably, wherein the surface of the partition is respectively protruded outwards with two protrusions, the protrusions are respectively penetrated by the carrier, the substrate and the back cover, so that the carrier and the substrate , The partition and the back cover are tightly combined.

Preferably, it further comprises at least one reed, which is disposed between the pressing member and the back cover, and the reed is connected to the pressing member through a glue layer.

Preferably, a plurality of back cover wires are arranged on the surface of the back cover, and the back cover wires are selectively electrically connected to the reed.

Preferably, the outer periphery of the back cover is recessed with a plurality of back cover connection grooves, the back cover connection grooves are respectively connected to the back cover wires, and the back cover connection grooves pass through the The metal layer is connected to the control circuit board.

The full-color light-emitting diode kit with connection groove provided by the present invention is mainly provided by the connection grooves and the connecting wires, the full-color light-emitting diode kit is connected to the control circuit board At the same time, so as to avoid the short circuit caused by manual welding, it can reduce the manufacturing cost.

Please refer to FIG. 1 to FIG. 5, and with FIG. 6, FIG. 1 is a perspective view of the first embodiment of the present invention, FIG. 2 is an exploded view of the first embodiment of the present invention, and FIG. 3 is a cross-sectional view of FIGS. 1A-A, 4 is a partial enlarged view of a substrate according to a first embodiment of the present invention, FIG. 5 is a perspective view of a use state of the first embodiment of the present invention, and FIG. 6 is a schematic view of a use state of the first embodiment of the present invention. The present invention discloses a full-color light-emitting diode package 100 with a connecting groove, which includes:

A carrier 10 has a limiting space 11 inside the carrier 10. In this embodiment, in order to prevent the full-color light emitting diode kit 100 from being short-circuited during operation, the carrier 10 is made of non-conductive material. The carrier 10 has two sides 13, and each of the sides 13 has at least one limiting portion 14. The limiting portions 14 extend toward the limiting space 11 and surround the carrier 10建该限位空间11。 Construct the limit space 11.

A substrate 20 disposed in the limiting space 11, the substrate 20 includes a plurality of solder joints 21, at least one full-color light-emitting member 22, a plurality of connecting wires 23 and a plurality of connecting grooves 24, The solder joints 21 and the connection wires 23 are provided on the surface of the base material 20, the connection grooves 24 are recessed on the outer periphery of the base material 20, and the full-color light-emitting elements 22 are fixed on the On the welding point 21, one end of the connecting wires 23 is electrically connected to the welding points 21, and the connecting grooves 24 are respectively connected to the other ends of the connecting wires 23, so that the connecting grooves The grooves 24 are electrically connected to the solder joints 21 respectively.

Specifically, as shown in FIG. 4, the base material 20 is a circuit board, the full-color light-emitting element 22 is an LED lamp, and the solder joints 21 and the connecting wires 23 are circuit layouts. After the substrate 20 is exposed by an exposure machine, the solder joints 21 and the connecting wires 23 are formed, and the full-color light-emitting member 22 is soldered onto the solder joints 21 using solder paste.

A rear cover 30 is assembled on the carrier 10 and connected to the substrate 20, so that the substrate 20 and the rear cover 30 are fixed in the limiting space 11.

Please continue to refer to FIG. 4, a metal layer 40 is respectively provided on the peripheral walls of the connection grooves 24, and the metal layers 40 are electrically connected to the full-color light-emitting element 22 and the welding points 21, the base The material 20 is electrically connected to a control circuit board 200 through the metal layers 40 of the connection grooves 24.

Please continue to refer to FIG. 2. In this embodiment, it further includes a partition 50 and at least one pressing member 60. The partition 50 is disposed between the base material 20 and the back cover 30. The partition 50 At least one perforation 51 is penetrated, the pressing member 60 is disposed in the perforation 51, and the surface of the pressing member 60 protrudes outwardly with two connecting portions 61, and the connecting portions 61 penetrate the substrate 20, Moreover, the connecting portions 61 protrude from the carrier 10, and the full-color light-emitting element 22 is located between the connecting portions 61.

In addition, in this embodiment, as shown in FIGS. 2 and 3 and FIG. 5, at least one reed 70 is provided. The reed 70 is disposed between the pressing member 60 and the back cover 30. The reed 70 It is connected to the pressing member 60 through a glue layer 80. The surface of the partition 50 is respectively protruded outwards with two protrusions 52, and the protrusions 52 are respectively penetrated by the carrier 10, the base material 20 and the back cover 30, so that the carrier 10, the base The material 20, the partition 50 and the back cover 30 are tightly combined. A plurality of back cover wires 31 are provided on the surface of the back cover 30, and the back cover wires 31 are selectively electrically connected to the reed 70. A plurality of back cover connection grooves 32 are recessed on the outer periphery of the back cover 30, the back cover connection grooves 32 are respectively connected to the back cover wires 31, and the back cover connection grooves 32 are passed through the The metal layer 40 is connected to the control circuit board 200.

In order to further understand the structural features of the present invention, the use of technical means and the expected effect, the way of using the present invention is described here. It is believed that this can provide a deeper and more specific understanding of the present invention, as follows:

Please continue to refer to FIG. 5. In this embodiment, the number of the full-color light-emitting elements 22 is two, the number of the soldering points 21 is eight, the number of the connecting wires 23 is eight, and the connecting groove The number of 24 is eight. Therefore, it is known that one full-color light-emitting element 22 needs to be matched with four soldering points 21, four connecting wires 23, and four connecting grooves 24. The present invention is not limited to this. The number of the full-color light-emitting element 22, the solder joint 21, the connecting wire 23 and the connecting groove 24 are changed according to the needs of users, that is, the There are different numbers of full-color light-emitting parts 22, the solder joints 21, the connecting wires 23 and the connecting grooves 24.

Further, the back cover 30 is also a circuit board, and the back cover wires 31 are also a layout. In this embodiment, the number of the pressing member 60 is two, the number of the adhesive layer 80 is two, the number of the reed 70 is two, the number of the back cover wire 31 is four, the back cover is connected The number of grooves 32 is four. It can be seen from this that one pressing member 60 is matched with one adhesive layer 80, one reed 70, two rear cover wires 31, and two rear cover connection grooves 32.

In addition, the connection sequence of the connection wires 23, the connection grooves 24, the back cover wires 31, and the back cover connection grooves 32 and the routing position of the circuit layout (Layout) are based on user needs Adjustment.

Please continue to refer to Figure 6. The metal layers 40 include a copper foil layer 41 and a solder paste 42. The copper foil layer 41 is disposed on the peripheral wall of the connection grooves 24. The control circuit board 200 is provided with a plurality of corresponding solder joints 210. The copper foil layers 41 are respectively connected to the corresponding solder joints 210 with the solder paste 42. In this embodiment, the user applies the solder paste 42 on the copper foil layers 41, the full-color light emitting diode kit 100 is connected to the control circuit board 200, and the user heats the solder paste 42, The copper foil layers 41 are connected to the corresponding solder joints 210. A plurality of fixed pins 12 extend downward from the bottom end of the carrier 10. The fixed pins 12 pass through the control circuit board 200 to fix the carrier 10 on the control circuit board 200.

In another preferred embodiment, the connecting portions 61 may be provided with a button. When the user presses the button, the pressing member 60 and the reed 70 are driven, and the reed 70 touches the rear The lead 31 is covered so that the light-emitting element has different operation modes. For example, when the user presses the button, it changes the color light of the light-emitting element, the blinking frequency of the light-emitting element, or controls the opening and closing of the light-emitting element.

Thus, it can be further known from the above description that the present invention enables the full-color light-emitting diode package 100 to be stable by the arrangement of the connecting wires 23, the connecting grooves 24 and the copper foil layers 41 It is fixed on the control circuit board 200, and the solder paste 42 is applied on the copper foil layers 41 to reduce the short circuit caused by manual soldering and further reduce the assembly of the full-color light-emitting diode Short circuit caused by kit 100.

Please refer to FIG. 7 and FIG. 8. FIG. 7 is a partially enlarged view of the substrate of the second embodiment of the present invention. FIG. 8 is a perspective view of the second embodiment of the present invention in use. Compared with the first embodiment, the second embodiment has a main structural difference in that the substrate 20 further includes a plurality of copper foils 25, and the copper foils 25 are disposed on the surface of the substrate 20 One end of the copper foil pieces 25 is connected to the connecting wires 23 respectively, and the other end of the copper foil pieces 25 is connected to the metal layers 40 respectively. In addition, the control circuit board 200 is provided with a slot 220 for inserting the substrate 20.

In this way, this embodiment can not only achieve the effect of the first embodiment, but also provide different structures. Through the arrangement of the copper foils 25 and used with the slot 220, the full-color light-emitting diode The kit 100 can be stably installed on the control circuit board 200 without applying the solder paste 42, which increases convenience and practicality in use.

Hereby, the characteristics of the present invention and the achievable expected effects are stated as follows:

The full-color light-emitting diode package 100 with connection grooves of the present invention is mainly provided by the connection wires 23 and the connection grooves 24, and the metal layers 40 are matched to make the full-color light-emitting diodes The polar body kit 100 can be stably arranged on the control circuit board 200, and during the assembly process, the occurrence of short circuit caused by manual welding can be reduced.

Therefore, the present invention has the following implementation and technical effects:

First, through the arrangement of the connecting wires 23, the present invention prevents the components from contacting each other to cause a short circuit when assembling the full-color light-emitting diode kit 100, thereby further reducing the cost of the components.

Second, according to the present invention, when the connection grooves 24 and the metal layers 40 are arranged, when the full-color light-emitting diode kit 100 is connected to the control circuit board 200, the connection between pins caused by manual welding is reduced , Resulting in a short circuit.

Third, the present invention can reduce the overflow of the solder paste 42 to other parts or other connection grooves 24 through the arrangement of the connection grooves 24 and the back cover connection grooves 32 And the rear cover is connected to the groove 32 to achieve safety improvement.

In summary, the present invention has excellent progress in similar products. At the same time, the technical information about such structures at home and abroad has been checked, and the same structure has not been found in the literature. Therefore, this At the time of the invention, he already had the requirements for the invention patent, and he applied for it according to law.

However, the above are only the preferred and feasible embodiments of the present invention. If there is no obvious mutual exclusion between the embodiments, the features can be combined and replaced with each other. In addition, any equivalent structural changes that apply to the description of the present invention and the scope of patent application should be included in the patent scope of the present invention.

100: Full-color light-emitting diode kit with connection groove 10: Carrier 11: Limit space 12: fixed pin 13: Side 14: Limit part 20: substrate 21: Welding point 22: Full-color light-emitting parts 23: connecting wire 24: connection groove 25: Copper foil 30: back cover 31: Rear cover wire 32: Rear cover connection groove 40: metal layer 41: Copper foil layer 42: solder paste 50: divider 51: Piercing 52: bump 60: Pressing piece 61: Connection 70: reed 80: adhesive layer 200: control circuit board 210: corresponding solder joint 220: slot A-A: Section line

FIG. 1 is a perspective view of a first embodiment of the invention. 2 is an exploded view of the first embodiment of the invention. FIG. 3 is a cross-sectional view of FIG. 1A-A. FIG. 4 is a partial enlarged view of the substrate of the first embodiment of the present invention. 5 is a perspective view of the first embodiment of the present invention in use. FIG. 6 is a schematic diagram of the use state of the first embodiment of the present invention. 7 is a partial enlarged view of a substrate according to a second embodiment of the invention. 8 is a perspective view of a second embodiment of the present invention in use.

100: Full-color light-emitting diode kit with connection groove

10: Carrier

11: Limit space

12: fixed pin

13: Side

20: substrate

21: Welding point

22: Full-color light-emitting parts

24: connection groove

30: back cover

50: divider

52: bump

61: Connection

A-A: Section line

Claims (10)

A full-color light-emitting diode kit with connecting grooves, which includes: A carrier, the interior of the carrier has a limit space; A base material, the base material is arranged in the limit space, the base material comprises a plurality of welding points, at least one full-color light-emitting element, a plurality of connecting wires and a plurality of connecting grooves, the welding points and the connections The wires are provided on the surface of the substrate, the connection grooves are concavely provided on the outer periphery of the substrate, the full-color light emitting element is fixed on the welding points, and one end of the connection wires is different Electrically connect the welding points, and the connection grooves are respectively connected to the other ends of the connecting wires, so that the connection grooves are electrically connected to the welding points; A back cover, the back cover is set on the carrier and connected with the base material, so that the base material and the back cover are fixed in the limit space; Wherein, a metal layer is respectively provided on the peripheral walls of the connection grooves, the metal layers are electrically connected to the full-color light-emitting parts and the welding points, and the substrate is electrically connected through the metal layers of the connection grooves Connect a control circuit board. The full-color light-emitting diode kit with connection grooves as described in item 1 of the patent application scope, wherein the metal layers include a copper foil layer and a solder paste, and the copper foil layer is disposed in the connection grooves On the peripheral wall of the groove, the control circuit board is provided with a plurality of corresponding solder joints, and the copper foil layers are respectively connected to the corresponding solder joints with the solder paste. The full-color light-emitting diode kit with connecting grooves as described in item 1 of the patent application scope, wherein the bottom end of the carrier extends downwards with a plurality of fixed pins, and the fixed pins are threaded The control circuit board fixes the carrier on the control circuit board. The full-color light-emitting diode kit with connection grooves as described in item 1 of the patent application scope, which also includes a plurality of copper foils, the copper foils are arranged on the surface of the substrate, the copper One end of the foil is connected to the connecting wires, and the other end of the copper foil is connected to the metal layers. The full-color light-emitting diode kit with connecting grooves as described in item 1 of the patent application scope, which further includes a partition and at least one pressing member, the partition is disposed between the base material and the back cover At least one perforation is penetrated by the partition member, the pressing member is disposed in the perforation, and two connecting portions protrude outward from the surface of the pressing member, the connecting portions penetrate the substrate, and the The connecting parts protrude from the carrier, and the full-color light-emitting element is located between the connecting parts. The full-color light-emitting diode kit with connection grooves as described in item 4 of the patent application scope, wherein a slot is provided on the control circuit board, and the slot is provided for inserting the substrate. The full-color light-emitting diode kit with connecting grooves as described in item 5 of the patent application scope, wherein the surface of the partition is respectively protruded outwards with two protrusions, and the protrusions are respectively provided with The carrier, the base material and the back cover tightly combine the carrier, the base material, the partition and the back cover. The full-color light-emitting diode kit with connecting grooves as described in item 5 of the patent application scope, wherein it further includes at least one reed, the reed is disposed between the pressing member and the back cover, the reed It is connected to the pressing member through a glue layer. The full-color light-emitting diode kit with connection grooves as described in item 8 of the patent application scope, wherein a plurality of back cover wires are provided on the surface of the back cover, and the back cover wires are selectively electrically connected The reed. The full-color light-emitting diode kit with connection grooves as described in item 9 of the patent application range, wherein the outer periphery of the back cover is recessed with a plurality of back cover connection grooves, and the back cover connection grooves are The rear cover wires are respectively connected, and the rear cover connection grooves are connected to the control circuit board through the metal layers.

Images