TWM445676U - Lighting device - Google Patents

Description

Lighting device

The present invention relates to a lighting device, and more particularly to a lighting device having a light guiding and gathering structure.

Since the invention of electricity, people's life style has been constantly changing. Among them, lamps are widely used in all aspects of life. In addition to traditional household fluorescent lamps and tungsten light bulbs, lamps of various situational atmospheres are commonly used in In daily life, such as indoor and outdoor lighting equipment, display lights, etc.

With the advancement of technology, and because of the high luminous efficiency of the light-emitting diode, the light emitted by the light-emitting diode has the advantages of directivity, power saving, short reaction time and strong monochromaticity, the light-emitting diode lamp gradually replaces the above-mentioned conventional type. Fluorescent and tungsten lamps.

The use of lighting equipment has become a very important part of modern life. In response to the different needs of the market, the consideration of the characteristics of the products in the user's willingness to purchase has a significant increase. Therefore, how to provide more features of lighting equipment is a topic of hard work in the industry.

The reason is that the creator feels that the above-mentioned deficiency can be improved, carefully observed and studied, and in conjunction with the application of the theory, proposes a creation that is reasonable in design and effective in improving the above-mentioned deficiency.

The present invention relates to a lighting device, and more particularly to a lighting device having a reflecting surface and a light exiting area for guiding the direction of light emitted by the light emitting diode.

The present invention provides a lighting device, comprising: a base, comprising a bottom wall and a ring side wall, the ring side wall extending from the bottom wall, and then surrounding to form an accommodation space; a light cover disposed in the space a light-receiving surface comprising a reflecting surface and a light-emitting area opposite to the reflecting surface; a ring-shaped member comprising a combined portion, the combined portion is disposed on the base; and a light-emitting diode light source, including a light-emitting diode disposed on the circuit board and the light-emitting diodes are disposed on the light-emitting diode, and the light emitted by the light-emitting diodes is reflected by the reflective surface to the light-emitting diode Outside the district.

Preferably, the reticle boundary has a central axis and is substantially symmetrical with the central axis. The top edge of the illuminating region is concavely provided with a curved surface, and the outer wall of the curved surface is symmetrical to the central axis and is substantially wavy.

Preferably, the reticle includes a light guiding region connected to the reflecting surface and the light exiting region and is a light transmitting structure, and the cross-sectional area radius of the light guiding region is away from the central axis toward the central axis The direction is gradually forming.

Preferably, the reflecting surface is a smooth surface, and the light guiding area, the reflecting surface and the light exiting area are respectively disposed on the light path emitted by the light emitting diodes.

Preferably, the space surrounded by the reflecting surface and the bottom wall of the base is substantially conical.

Preferably, the ring-shaped member is formed with a port corresponding to the reticle, the port is connected to the accommodating space, and the illuminating region passes through the ring-shaped member, and the ring-shaped member abuts against the reticle The reticle is crimped onto the base.

Preferably, the combination portion includes a plurality of latching arms, and the latching arms are formed on one side of the ring-shaped member, and the latching arms are abutted against the circuit board. The top of the board abuts against the inner edge of the side wall of the ring.

Preferably, the bottom wall is formed with at least one perforation, the latching arms are elastic sheets, and at least one of the latching arms is provided with a pair of positioning bodies that should be at least one perforated, the positioning body is disposed through The at least one perforation is fastened to the outer edge of the bottom wall.

Preferably, the outer edge of the annular member abuts against the inner edge of the side wall of the ring, and the light emitting diodes are respectively located between any two adjacent clamping arms.

Preferably, the lighting device of the present invention comprises at least one connecting member, and the at least one connecting member is disposed on the base.

In summary, the present invention can have the following beneficial effects: the lighting device of the present invention provides a light-emitting effect of the lighting device of the present invention compared with the conventional lamp by the design of the reflecting surface and the light-emitting area of the reticle. Moreover, it overcomes the limitation of the illumination range of the light-emitting diode due to its own nature, and thus provides multi-featured illumination quality.

In order to further understand the features and technical contents of this creation, please refer to the following detailed description and drawings of this creation, but these descriptions and drawings are only used to illustrate this creation, not the right to this creation. The scope is subject to any restrictions.

The embodiments described below refer to the number or the like, which is only the application scope of the present invention, and is not intended to limit the present creation.

Please refer to Figure 1 and Figure 2. 1 is an exploded perspective view of the illuminating device of the present invention, and FIG. 2 is an exploded view of another angle of the illuminating device. The present creative embodiment discloses a lighting device, particularly a lighting device for a lateral light source. The lighting device comprises a base 1, a mask 2, a ring member 3 A light-emitting diode light source 4 and a connecting member 5.

Furthermore, the base 1 has a bottom wall 10 and a ring side wall 11. The ring side wall 11 is formed to extend from the periphery of the bottom wall 10. The bottom wall 10 and the ring side wall 11 are surrounded to form an accommodating space 12. The bottom wall 10 is provided with four perforations 100, one line hole 101, and four fixing holes 102.

In more detail, the susceptor 1 in the present embodiment is a good conductor for heat dissipation, and the bottom wall 10 of the susceptor 1 has a circular plate shape. The through hole 100, the line hole 101, and the fixing hole 102 are respectively disposed at intervals around the periphery of the bottom wall 10. The ring side wall 11 is annularly disposed on the periphery of the bottom wall 10, and the end edge of the ring side wall 11 away from the end of the bottom wall 10 is bent outward to form an annular folded edge, thereby increasing the heat dissipation area, and providing the lighting device of the present invention. Good heat dissipation.

In this embodiment, the inner region of the periphery of the bottom wall 10 can be designed with a plurality of heat dissipation structures (not shown). For example, the heat dissipation structure penetrates from the inner side of the bottom wall 10 toward the outer side of the bottom wall 10 and has a tapered cylindrical shape, and then an air hole (not shown) is formed in the heat dissipation structure. Therefore, when the lighting device of the present invention is used, the heat energy generated inside the lighting device is guided to the external environment through the heat dissipation structure along the airflow. However, the type of pedestal 1 is not intended to limit the creation.

Please refer to Figure 1 and Figure 2. The light-emitting diode light source 4 has a circuit board 40 and a plurality of light-emitting diodes 41. The circuit board 40 has a long thin plate shape, and the light emitting diodes 41 are spaced apart from the circuit board 40. The light emitting diode light source 4 is disposed in the accommodating space 12 of the susceptor 1 .

In more detail, both end edges of the circuit board 40 are connected to each other and the circuit board 40 has an annular shape. A light emitting diode 41 is disposed on one side of the circuit board 40, and the circuit board 40 is electrically connected to the light emitting diode 41. The other side of the circuit board 40 abuts against the inner edge of the ring sidewall 11 in a substantially surface contact manner, thereby transmitting the heat source generated by the light emitting diode light source 4 to the susceptor 1 to provide good heat dissipation of the illuminating device of the present invention. Sex.

Please refer to Figure 1 and Figure 2. The reticle 2 has a reflecting surface 20, a light exiting area 21, a light guiding area 22 connecting the reflecting surface 20 and the light exiting area 21, and a plurality of light guiding grooves 23 recessed in the light guiding area 22.

Furthermore, the top edge of the light exiting area 21 is recessed to form a curved surface 210. The orthographic projection of the reticle 2 in the direction of the susceptor 1 is substantially symmetrical disk-shaped and has a central axis C. The shape of the bottom of the reticle 2 corresponds to the portion of the inner edge of the susceptor 1 and is disposed in the accommodating space 12.

In more detail, the shape of the reticle 2 is symmetrical to the central axis C. The light guiding groove 23, the light guiding area 22, the reflecting surface 20 and the light exiting area 21 are respectively disposed on the light path emitted by the light emitting diodes 41. The light-emitting diodes 41 are disposed around the reticle 2 and the light emitted from the light-emitting diodes 41 is transmitted to the reflecting surface 20 by the light guiding grooves 23 and the light guiding regions 22, and the light is reflected by the reflecting surface 20 to the light-emitting region 21 and transmitted.

Please refer to Figure 5. The reflecting surface 20 is a smooth surface, and the spatial cross section formed by the reflecting surface 20 and the inner edge of the susceptor 1 is substantially triangular. The angle (not shown) between the reflecting surface 20 and the bottom wall 10 is related to the critical angle at which the light is incident on the reflecting surface 20.

Furthermore, the reflecting surface 20 can also be designed as a paraboloid, a free-form surface or a multi-surface according to the lighting effect requirements of the device. However, the type of reflective surface 20 is not intended to limit the creation.

Please refer to Figure 5 and Figure 6. Each light guiding groove 23 includes a transmitting surface 230 and a ring side surface 231 connected to the transmitting surface 230. Each of the light guiding grooves 23 has a truncated cone shape with one end recessed. The transmissive surfaces 230 are each curved, and the convex surfaces of the transmissive surfaces face the outside of the mask 2 . The ring side surfaces 231 are curved surfaces, and may also be flat surfaces, which are not intended to limit the creation.

Please refer to FIG. 7 , which is a schematic diagram of a light path emitted by a light-emitting diode of the artificial lighting device. The light exiting area 21 is located on the side of the reflecting surface 20 and has a light transmitting structure. The outer edge of the light exiting area 21 is symmetrical to the central axis C, and the cross section of the light exiting area 21 is substantially wavy. In other words, the radius of the horizontal sectional area of the light exiting area 21 is substantially tapered from the position away from the central axis C toward the central axis C. The curved surface 210 has a concave curved surface.

Please refer to FIG. 7 and FIG. 7A. In more detail, the light beams L1, L1', L2, L2', L3, L3' emitted by the light-emitting diodes 41 are respectively reflected by the ring side surfaces 231 of the light guiding grooves 23 and respectively from the transmitting surfaces 230. Wear it out.

Further, the light beams emitted from the light-emitting diodes 41 are collectively relayed through the light guiding grooves 23 and emitted toward the reflecting surface 20 . Then, the light rays L1, L1', L2, L2', L3, and L3' are emitted from the reflecting surface 20 in a direction away from the light exiting region 21.

In more detail, the periphery of the light exiting region 21 adjacent to the curved surface 210 includes a convex annular curved surface 211, and the annular curved surface 211 deflects the light L1, L1' passing through the light exiting region 21 to deflect the light L1, L1' Folded to both sides away from the central axis C. In other words, the reticle 2 condenses and astigmatizes the light passing through the light exiting area 21 by the arrangement of the light exiting area 21, thereby achieving a multi-dimensional illumination effect.

Please refer to Figure 1 and Figure 2. The ring member 3 has a combination portion 30 including a plurality of latch arms 300 formed on one side edge of the ring member 3. The latch arm 300 abuts against the circuit board 40.

Furthermore, the ring member 3 includes a port 31 corresponding to the reticle 2. The port 31 communicates with the accommodating space 12 of the susceptor 1 , and the ring-shaped member 3 abuts against the reticle 2 and presses the reticle 2 on the susceptor 1 , and a part of the reticle 2 passes through the opening 31 . Thereby, the light emitted by the light-emitting diode light source 4 transmits light to the outside of the mask 2 after being refracted and reflected by the mask 2 .

In more detail, the latch arm 300 is an elastic sheet extending from the side of the ring-shaped member 3, and the latch arm 300 abuts against the ring side wall 11 of the base 1. In other words, the area around the outer edge of the latching arm 300 is slightly larger than the area around the base 1. Therefore, when the latching arm 300 is received in the accommodating space 12, the latching arm 300 is outwardly expanded by the material material to impart the base 1 Acting stress.

Please refer to FIG. 5 and FIG. 6. FIG. 5 is a cross-sectional view of the illuminating device of the present invention, and FIG. 6 is a cross-sectional view of another illuminating device according to the present invention. The latch arm 300 abuts against one side of the circuit board 40, and then abuts the circuit board 40 on the ring side wall 11. In other words, the outer edge of the ring member 3 abuts against the inner edge of the ring side wall 11, and the light emitting diodes 41 are respectively located between any two adjacent latch arms 300.

Four sets of positioning bodies 301 (such as hooks) are respectively disposed in the latching arms 300 of the embodiment. The positioning bodies 301 are respectively disposed on the four through holes 100 ( FIG. 2 ) and are fastened to the bottom wall 10 . edge. Thereby, the ring-shaped member 3 is provided in close contact with the base 1. When the user disassembles the illumination device of the present invention, the ring member 3 can be easily separated from the base 1 by removing the latch arm 300 of the ring member 3 from the perforation 100. Therefore, the convenience of disassembly and assembly of the lighting device of the present invention is improved.

Please refer to Figure 2, Figure 3 and Figure 4. 3 is a perspective view of the lighting device of the present invention, and FIG. 4 is a perspective view of another angle of the lighting device of the present invention. The lighting device of the present invention comprises two connecting members 5, each of which has a fixing piece 50 and a handle 51.

The fixing piece 50 includes a connecting end 500 and two positioning holes 501. The handle 51 includes a bracket 510 and an elastic body 511 coupled to both ends of the bracket 510. The elastic body 511 has a spiral shape and is attached to the connecting end 500 of the fixing piece 50 at both ends thereof. The connecting member 5 is screwed to the fixing hole 102 of the base 1 and the positioning hole 501 of the fixing piece 50, but the combination is not used to limit the creation. .

In this embodiment, a driving circuit unit (not shown) is further disposed. The driving circuit unit is disposed on the outer side of the bottom wall 11. The driving circuit unit is fixed on the base 1 by the connecting member 5, and the light emitting diode light source 4 is A wire (not shown) is electrically connected to the driving circuit unit via the line hole 101. However, the type of the driver circuit unit is not used to limit the creation.

In summary, the lighting device of the creation can achieve the following effects through simple operation:

1. The unique reticle structure design reflects and concentrates the light in the light exit area, and then the light diffuses in the light exit area to provide different illumination effects of the traditional lamps.

2. The light emitted by the light-emitting diode is designed to pass through the angle of the reflecting surface of the reticle and the structural shape of the light-emitting area, thereby further achieving multiple illumination effects.

3. The illuminating device of the present invention has high performance, the ring-shaped member abuts against the reticle and presses the reticle to the pedestal, and the positioning body of the cymbal arm provides the stability of the ring-shaped member to be fastened to the pedestal, and the user can Remove the ring member directly from the base as needed.

4. The pedestal provides good heat dissipation of the lighting device of the present creation, and increases the service life of the illuminating device of the present invention.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of patent protection of the present invention. Therefore, the equivalent changes that are made by using the present specification and the contents of the drawings are all included in the protection of this creation. Within the scope, it is combined with Chen Ming.

1‧‧‧Base

10‧‧‧ bottom wall

100‧‧‧Perforation

101‧‧‧ line holes

102‧‧‧Fixed holes

11‧‧‧ ring side wall

12‧‧‧ accommodating space

2‧‧‧Photomask

20‧‧‧reflecting surface

21‧‧‧Lighting area

210‧‧‧ Surface

211‧‧‧ ring-shaped curved surface

22‧‧‧Light Guide Area

23‧‧‧Light guide

230‧‧‧Transmissive surface

231‧‧‧ ring side

3‧‧‧ring members

30‧‧‧Combination Department

300‧‧‧Card arm

301‧‧‧ Positioning body

31‧‧‧ mouth

4‧‧‧Lighting diode source

40‧‧‧ boards

41‧‧‧Lighting diode

5‧‧‧Connecting parts

50‧‧‧Fixed tablets

500‧‧‧Connected end

501‧‧‧Positioning holes

51‧‧‧Hands

510‧‧‧ bracket

511‧‧‧ Elastomers

C‧‧‧ center axis

L1, L1', L2, L2', L3, L3'‧‧‧ rays

1 is an exploded perspective view of the illuminating device of the present invention; FIG. 2 is an exploded perspective view of another illuminating device; FIG. 3 is a perspective view of the illuminating device; Figure 5 is a cross-sectional view of the illumination device of the present invention; Figure 6 is a cross-sectional view of the illumination device of the present invention; Figure 7 is a schematic view of the light path emitted by the light-emitting diode of the illumination device; A plan view of a flat portion of a light-emitting diode of a lighting device.

1‧‧‧Base

10‧‧‧ bottom wall

11‧‧‧ ring side wall

12‧‧‧ accommodating space

2‧‧‧Photomask

21‧‧‧Lighting area

210‧‧‧ Surface

211‧‧‧ ring-shaped curved surface

22‧‧‧Light Guide Area

23‧‧‧Light guide

3‧‧‧ring members

31‧‧‧ mouth

4‧‧‧Lighting diode source

5‧‧‧Connecting parts

Claims (10)

A illuminating device includes: a pedestal comprising a bottom wall and a ring side wall extending from the bottom wall, and then surrounding to form an accommodating space; a reticle disposed in the accommodating space, the light The cover includes a reflective surface and a light exiting area opposite to the reflective surface; a ring-shaped member including a combined portion disposed on the base; and a light emitting diode light source including a circuit board and a plurality The light-emitting diodes are disposed on the circuit board, and the light-emitting diodes are disposed on the light-emitting diode. The light emitted by the light-emitting diodes is reflected outside the light-emitting area through the reflective surface. The illuminating device of claim 1, wherein the reticle boundary has a central axis and is substantially symmetrical with the central axis, and a top surface of the illuminating region is concavely provided with a curved surface, and the outer wall of the curved surface is symmetrical to the The central axis is substantially wavy. The illuminating device of claim 2, wherein the reticle comprises a light guiding area respectively connected to the reflecting surface and the light exiting area, wherein the light guiding area is a light transmitting structure, and the light guiding light is The radius of the cross-sectional area of the zone tapers from a direction away from the central axis toward the central axis. The illuminating device of claim 3, wherein the reflecting surface is a smooth surface, and the light guiding area, the reflecting surface and the light exiting area are respectively disposed on the light path emitted by the light emitting diodes. The lighting device of claim 4, wherein the reflecting surface and the space surrounded by the bottom wall of the base are substantially conical. The lighting device of claim 1, wherein the ring structure Forming a port corresponding to the reticle, the port is connected to the accommodating space, the illuminating area passes through the vent, the ring member abuts the reticle and presses the reticle to the base On the seat. The illuminating device of claim 6, wherein the combination portion includes a plurality of latching arms, the latching arms are formed on one side of the ring-shaped member, and the latching arms are abutted against the circuit board. The top of the circuit board abuts against the inner edge of the side wall of the ring. The illuminating device of claim 7, wherein the bottom wall is formed with at least one perforation, the latching arms are elastic sheets, and at least one of the latching arms is provided with a pair of at least one perforation. The positioning body is disposed on the at least one through hole and fastened to the outer edge of the bottom wall. The illuminating device of claim 8, wherein the outer edge of the ring member abuts against the inner edge of the ring sidewall, and the light emitting diodes are respectively located between any two adjacent latch arms. The lighting device of claim 1, comprising at least one connecting member, the at least one connecting member being disposed on the base.