Light emitting diode
By introducing a light-concentrating bowl and a first light-concentrating assembly into the light-emitting diode, the problem of poor light-concentration effect in the prior art is solved, and the concentration of light and brightness are improved.
Patent Information
- Application Number
- CN202420634374.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-29
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-03-29
AI Technical Summary
Existing light-emitting diodes are concentrated through the lens after power-on, but the light is less and it is easy to diverge to the surroundings, resulting in poor light concentration, blurred and darker light.
A light emitting diode is designed, including a light-concentrating bowl, a light source assembly and a first light-concentrating assembly. The light-concentrating bowl refracts light, and the light source component emits light after the pin is powered on, and the first light-concentrating component further focuses on the light to reduce divergence.
Through the design of the light concentration bowl and the first light concentration component, the light tends to be concentrated, which increases the brightness of the light source, reduces the divergence of the light, and significantly improves the light concentration effect of the light.
Smart Images
Figure CN222582896U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of light emitting diodes, in particular to a light emitting diode. Background Art
[0002] Light-emitting diodes are mainly made of compounds containing gallium, arsenic, phosphorus, nitrogen, etc. They have the advantages of high brightness and low energy consumption and are widely used in the field of lighting.
[0003] The light-emitting diode of the prior art, such as the utility model patent document with authorization announcement number "CN218677192U" and patent name "Light-emitting diode", discloses a light-emitting diode, including a light-emitting diode, on which two pins are installed; a protective shell, the number of the protective shells is two, and a partition is installed inside the protective shell.
[0004] In the above patent, after the diode is powered on, light is focused through the lens on the diode. However, when light is emitted from the light source, less light passes through the lens and is easily scattered around, resulting in poor focusing effect of the lens, which further causes the emitted light to be blurred and relatively dark. Utility Model Content
[0005] The utility model aims to solve the technical problem that the diode of the prior art mentioned in the background technology focuses light through the lens on the diode after being energized, but when emitting light at the light source, less light passes through the lens and is easily scattered around, resulting in poor focusing effect of the lens, which further causes the emitted light to be blurred and relatively dark.
[0006] The above technical objectives of the utility model are achieved through the following technical solutions:
[0007] A light emitting diode comprises a diode body, wherein the diode body comprises a base, a shell, a first pin and a second pin, wherein the shell is located on the top of the base, the first pin and the second pin are fixedly arranged at the bottom of the base and the first pin and the second pin extend into the shell, a focusing bowl for focusing light is arranged on the second pin and the focusing bowl is located inside the shell, a light source component for emitting light is arranged in the focusing bowl, a first focusing component for focusing light is arranged at a position of the shell away from the base, and two convex ridges are arranged on the outer surface of the shell for preventing the diode body from deflecting.
[0008] Working principle:
[0009] First, power is supplied to the first pin and the second pin, so that the light source assembly on the second pin emits light. Under the action of the focusing bowl, most of the light scattered around is refracted onto the first focusing assembly. The first focusing assembly focuses the light again, so that most of the light emitted by the light source assembly is emitted to the outside through the focusing bowl and the first focusing assembly.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] First, a focusing bowl is provided, which can refract the light emitted by the light source assembly to the surroundings, so that the light emitted by the light source assembly tends to be concentrated, reducing the light divergence to the surroundings and improving the brightness of the light source.
[0012] Second, a light source assembly is provided, and the light source assembly can generate light after the first pin and the second pin are energized, so that the diode body emits light to the outside.
[0013] Third, a first focusing component is provided, which can further concentrate and focus the light refracted by the focusing bowl to reduce the divergence of the light.
[0014] Fourth, a convex ridge is provided, which can prevent the diode body from shifting and rotating on the PCB board, thereby limiting the position of the diode body. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;
[0016] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;
[0017] Figure 3 It is a schematic diagram of the assembly structure of the fixed block and the heat sink;
[0018] Figure 4 It is a schematic diagram of the assembly structure of the diode body and the PCB board;
[0019] Figure 5 It is a structural diagram of the PCB board.
[0020] Explanation of the reference numerals: diode body 1, base 2, shell 3, first pin 4, second pin 5, focusing bowl 6, convex ridge 7, light source chip 8, connecting wire 9, focusing shell 10, focusing ring 11, conductive glue 12, focusing groove 13, first lens 14, second lens 15, placement groove 16, fixing block 19, heat sink 20, waterproof rubber ring 21, concave groove 27. DETAILED DESCRIPTION
[0021] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0022] Example:
[0023] like Figure 1 and Figure 2 As shown, a light emitting diode comprises a diode body 1, wherein the diode body 1 comprises a base 2, a shell 3, a first pin 4 and a second pin 5, wherein the shell 3 is located at the top of the base 2, wherein the first pin 4 and the second pin 5 are fixedly arranged at the bottom of the base 2 and the first pin 4 and the second pin 5 extend into the shell 3, wherein a light source assembly for emitting light is arranged in the focusing bowl 6, wherein the light source assembly comprises a light source chip 8 and a connecting wire 9, wherein the light source chip 8 is fixedly arranged in the focusing bowl 6 and the focusing bowl 6 is fixedly arranged at the top of the second pin 5, wherein one end of the connecting wire 9 is fixedly arranged on the light source chip 8 and the other end of the connecting wire 9 is electrically connected to the first pin 4, wherein the first pin 4 and the second pin 5 can form a loop through the connecting wire 9, the light source chip 8 and the focusing bowl 6, thereby supplying power to the first pin 4 and the second pin 5 to enable the light source chip 8 to emit light, wherein the connecting wire 9 is a gold wire, and the focusing bowl 6 can refract the light emitted by the light source chip 8 to the surroundings so that most of the light tends to be concentrated.
[0024] like Figure 1 and Figure 2 As shown, a focusing bowl 6 for focusing light is provided on the second pin 5 and the focusing bowl 6 is located inside the housing 3. The focusing bowl 6 includes a focusing shell 10 with a cavity and a focusing ring 11. The focusing shell 10 is fixed on the second pin 5. A conductive adhesive 12 for fixing is provided between the focusing shell 10 and the second pin 5. A conductive adhesive 12 for fixing is provided between the light source chip 8 and the focusing shell 10. The focusing ring 11 is fixed on the top of the focusing shell 10 and the diameter of the focusing ring 11 away from the end of the focusing shell 10 is larger than that of the focusing ring 11. The diameter of the connection between the light ring 11 and the focusing shell 10, the inner walls of the focusing shell and the focusing ring 11 are both provided with focusing grooves 13, and the focusing grooves 13 are arc-shaped grooves. The light emitted by the light source chip 8 to the surroundings can be refracted in the focusing grooves 13 on the focusing shell 10, thereby reducing the scattering of light to the surroundings and making the light tend to be concentrated. The focusing ring 11 can further concentrate the light refracted from the focusing shell 10. Under the refraction of the focusing shell 10 and the focusing ring 11, the light emitted by the light source chip 8 can tend to be concentrated, thereby controlling the shape of the light beam.
[0025] like Figure 1As shown, the housing 3 is provided with a first focusing component for focusing light away from the base 2, and the first focusing component includes a first lens 14 and a second lens 15. A placement groove 16 is opened on the top of the housing 3, and the first lens 14 is arranged in the placement groove 16. The upper and lower surfaces of the first lens 14 are both convex arc surfaces. The first lens 14 can focus the light path of the light again. The outer ring of the top of the housing 3 is threadedly connected with the inner ring of the bottom of the second lens 15. The distance between the second lens 15 and the first lens 14 can be controlled by the threaded connection, so as to facilitate the adjustment of the focal length between the first lens 14 and the second lens 15, which can further improve the light brightness of the diode body 1, and the upper surface of the second lens 15 is a convex arc surface.
[0026] like Figure 4 and Figure 5 As shown, it also includes a PCB board, the diode body 1 is welded on the PCB board, two strip holes are provided on the PCB board, the first pin 4 and the second pin 5 are respectively extended into the two strip holes in a one-to-one correspondence, a placement cavity adapted to the diode body 1 is provided on the PCB board, the diode body 1 is arranged in the placement cavity, and placement rib grooves are provided on the opposite side walls of the placement cavity, two convex ribs 7 are respectively provided in the two placement rib grooves, a protrusion is fixed on one of the placement rib grooves, a concave groove 27 is provided on one of the convex ribs 7, the protrusion can be extended into the concave groove 27, and the outer surface of the shell 3 is provided with Two convex ribs 7 are used to prevent the diode body 1 from shifting. When the light-emitting direction of the diode body 1 is parallel to the plane of the PCB board, the diode body 1 can be placed in the placement cavity, and the convex ribs 7 can be placed in the placement rib groove. The convex ribs 7 can prevent the diode body 1 from shifting on the PCB board. The diode body 1 can be further prevented from shifting and rotating by the cooperation of the protrusion and the concave groove 27. A concave groove 27 is provided on one side of the convex rib 7 and the concave groove 27 and the second pin 5 are located on the same side. The concave groove 27 is used to distinguish the second pin 5. The concave groove 27 can facilitate the identification of the second pin 5 to avoid incorrect installation of the second pin 5 during installation.
[0027] like Figure 3 As shown, a fixing block 19 for heat dissipation is provided at the bottom of the base 2 and the fixing block 19 is penetrated by the first pin 4 and the second pin 5. A heat sink 20 is circumferentially provided on the outer surface of the fixing block 19. A waterproof rubber ring 21 is provided at the connection between the base 2 and the fixing block 19. The fixing block 19 and the heat sink 20 are both made of copper, which can effectively dissipate the heat of the diode body 1 and avoid the phenomenon of heat loss of the diode body 1 due to the high concentration of light.
[0028] Working principle:
[0029] First, power is supplied to the first pin 4 and the second pin 5, and a loop is formed through the focusing shell 10 and the connecting line 9, so that the light source chip 8 emits light. The light emitted by the light source chip 8 is refracted by the focusing groove 13 on the focusing shell 10 and the focusing ring 11, so that the light tends to be concentrated, and the divergence of the light source to the surroundings is reduced. The first lens 14 refracts the light again to make the light further tend to be concentrated, and the scattering of the light is reduced. The focal length between the first lens 14 and the second lens 15 can be changed by changing the distance between the second lens 15 and the first lens 14, so that the operator can change the focal length of the light according to actual needs. The fixing block 19 and the heat sink 20 can reduce the heat of the diode body 1 and avoid the phenomenon that the diode body 1 causes heat loss due to the high concentration of light. The concave groove 27 on the convex ridge 7 can facilitate the identification of the second pin 5.
[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.
Claims
1. A light emitting diode, characterized in that: The invention comprises a diode body (1), wherein the diode body (1) comprises a base (2), a shell (3), a first pin (4) and a second pin (5), wherein the shell (3) is located on the top of the base (2), the first pin (4) and the second pin (5) are fixedly arranged at the bottom of the base (2) and the first pin (4) and the second pin (5) extend into the shell (3), the second pin (5) is provided with a focusing bowl (6) for focusing light and the focusing bowl (6) is located inside the shell (3), a light source component for emitting light is arranged inside the focusing bowl (6), a first focusing component for focusing light is arranged at a position of the shell (3) away from the base (2), and two convex ridges (7) are arranged on the outer surface of the shell (3) for preventing the diode body (1) from deflecting.
2. A light emitting diode according to claim 1, characterized in that: The light source assembly comprises a light source chip (8) and a connecting wire (9); the light source chip (8) is fixed in a focusing bowl (6); the focusing bowl (6) is fixed on the top of a second pin (5); one end of the connecting wire (9) is fixed on the light source chip (8) and the other end of the connecting wire (9) is electrically connected to the first pin (4).
3. A light emitting diode according to claim 2, characterized in that: The focusing bowl (6) comprises a focusing shell (10) with a cavity and a focusing ring (11); the focusing shell (10) is fixed on the second pin (5); a conductive adhesive (12) for fixing is provided between the focusing shell (10) and the second pin (5); a conductive adhesive (12) for fixing is provided between the light source chip (8) and the focusing shell (10); the focusing ring (11) is fixed on the top of the focusing shell (10); the diameter of the end of the focusing ring (11) away from the focusing shell (10) is larger than the diameter of the connection between the focusing ring (11) and the focusing shell (10); the inner walls of the focusing shell (10) and the focusing ring (11) are both provided with focusing grooves (13); and the focusing grooves (13) are arc-shaped grooves.
4. A light emitting diode according to claim 1, characterized in that: The first focusing assembly comprises a first lens (14) and a second lens (15); a placement groove (16) is provided on the top of the housing (3); the first lens (14) is arranged in the placement groove (16); and the upper and lower surfaces of the first lens (14) are both convex arc surfaces; the top outer ring of the housing (3) is threadedly connected to the bottom inner ring of the second lens (15); and the upper surface of the second lens (15) is a convex arc surface.
5. A light emitting diode according to claim 1, characterized in that: A fixing block (19) for heat dissipation is provided at the bottom of the base (2), and the fixing block (19) is penetrated by the first pin (4) and the second pin (5), and a heat sink (20) is provided on the circumferential outer surface of the fixing block (19).
6. A light emitting diode according to claim 5, characterized in that: A waterproof rubber ring (21) is provided at the connection between the base (2) and the fixing block (19).
7. A light emitting diode according to claim 1, characterized in that: A concave groove (27) is provided on one side of the convex ridge (7), and the concave groove (27) and the second pin (5) are located on the same side, and the concave groove (27) is used to distinguish the second pin (5).