EP3447374B1

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Info

Publication number: EP3447374B1
Application number: EP17814510.8A
Authority: EP
Inventors: Zhengguang CHENG; Liuhua XIAO; Kun BAI; Hongbo Wang
Original assignee: Opple Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd
Priority date: 2016-06-23
Filing date: 2017-05-09
Publication date: 2021-12-15
Anticipated expiration: 2037-05-09
Also published as: WO2017219772A1; DE202017006973U1; CN106051646A; EP3447374A1; CN106051646B; EP3447374A4

Description

Technical Field

The present disclosure belongs to the field of semiconductor illumination technology, and in particular relates to an illuminator device.

Background

After a lamp, especially a high-power lamp, is illuminated and used for a long time, the temperature of the entire lamp will be high, and the service life of the lamp will be greatly shortened if the lamp cannot effectively dissipate heat. Therefore, the high-power lamp is generally provided with a heat dissipation structure between a lamp housing and an encloser. Most of current heat dissipation structures are made of aluminum alloy and provided with a plurality of fins which are closely arranged, so the structure is complex. Thus, the entire lamp has large weight, which exceeds the weight that a lamp holder (e.g., the standard lamp holder E27 or E40) of the lamp can bear. Therefore, the illuminator device also needs to be additionally equipped with a safety chain. The safety chain is connected between a mounting bracket and a light source, thus not only increasing the cost of the high-power lamp but also being inconvenient to replace the light source.
CN 203 023 858 U relates to a heat dissipation type light-emitting diode (LED) lamp comprising a snap ring, a heat dissipating component, cooling fins, a copper substrate, an LED light source and a transparent cover, the heat dissipating component is in a ring shape, the snap ring is attached to one end of the heat dissipating component, the cooling fins are covered at the other end of the heat dissipating component, the copper substrate is attached to the cooling fins, the LED light source is mounted on the copper substrate, the transparent cover is covered on the LED light source and mounted on the heat dissipating component, and cooling air flow channels which enable airflow inside the LED light source and outside the LED source to form convective flow are correspondingly arranged in the snap ring and the heat dissipating component.
CN 102 434 804 A relates to a lighting lamp, in particular to an LED (Light-emitting Diode) tubing lamp with an inner runner radiator. In the LED lighting lamp, passages which are axially penetrated through the air flow are uniformly distributed at the periphery of the radiator.
CN 101 813 242 A relates to a high efficient luminophor comprising a connection part, a heat radiator, a luminescent part, a central ventilation part and a transparent shell, wherein the connection part is provided with a wind-guiding part, a wind-guiding chamber and ventilation holes; the luminescent part is provided with a plurality of light-emitting diodes on the working surface of the heat radiator, and the working surface is arranged between an inner channel and an outer channel of the heat radiator; the central ventilated part is communicated with the inner channel by using a central channel of the central ventilation part, and the second end of the central ventilation part is located in the transparent shell, thereby an inner airflow channel is formed in air holes and the central channel of the central ventilation part through the inner channel, the wind-guiding chamber and the ventilation holes, and an outer airflow channel is formed in air holes and the periphery of the second end of the central ventilation part through the outer channel, the wind-guiding chamber and the ventilation holes.
EP 2 320 133 A2 relates to a lighting device including a heat radiating body which comprises a base and a cylindrical body extending to the base;
a light source disposed on a part of the heat radiating body; and an outer case being spaced apart from an outer surface of the heat radiating body and surrounding the heat radiating body.
CN 204 629 144 U discloses an air convection style LED lights. The LED lights include a holding substrate formed by connecting a lamp shade and a lamp stand, a power strip and a heat dissipation ring; the lamp stand comprises a locating slot corresponding to the shape of the power strip, and the heat dissipation ring is fixed in the locating slot so as to form a heat dissipation chamber therebetween; the heat dissipation chamber comprises a plurality of first heat dissipation holes, the locating slot correspondingly comprises a plurality of second heat dissipation holes that communicate with the first heat dissipation holes and the surface of the lamp stand is equipped with a plurality of heat dissipation holes communicating with the second heat dissipation holes.
CN 102 374 427 A discloses an LED (light-emitting diode) bulb lamp which comprises a standard lamp holder, a lamp body, a bulb and an LED lamp bank, wherein the LED lamp bank is arranged in the lamp body, the bulb is arranged at the front end of the lamp body and covers the LED lamp bank, wherein the LED lamp bank comprises an aluminum base and a plurality of LED lamps and a driving power supply arranged on the aluminum base, the lamp body comprises an upper body connected with the standard lamp body and a cooling cover connected between the bulb and the upper body, and a plurality of cooling air channels are evenly distributed in circumferential direction on the cooling cover.
CN 204 437 777 U relates to a lamp and discloses an LED (Light-Emitting Diode) full optical angle floodlight. The LED full optical angle floodlight comprises a hollow housing and an LED fixed frame and an LED lamp panel which are fixedly arranged in the housing; the LED lamp panel is laterally arranged on the peripheral wall of the LED fixed frame; in addition, a power supply board, a radiator and a heat pipe are also arranged in the housing, wherein one end of the heat pipe is inserted in the LED fixed frame and is in contact with the LED fixed frame, the other end of the heat pipe is accommodated in the radiator and is in contact with the radiator and meanwhile, the power supply board is arranged at one side of the radiator and is electrically connected with the LED lamp panel.

Summary

In order to solve the above problem, the present disclosure provides an illuminator device with good heat dissipation effect.
To achieve the above object, the present disclosure provides an illuminator device followingindependent claim 1 which includes a housing, a heat dissipation member provided at an end of the housing, a light source module configured to include an end in thermal contact with the heat dissipation member, an optical member provided at another end of the light source module, and a driving power supply module electrically connected with the light source module, the light source module and the housing are respectively provided at two ends of the heat dissipation member, a plurality of channels communicating inside of the illuminator device with outside of the illuminator device are provided in the illuminator device, and the plurality of channels penetrate through the housing and the heat dissipation member.
Further, the illuminator device further includes an encloser which positions the optical member at the another end of the light source module.
Further, the housing is formed with a plurality of first through grooves; a plurality of pipes are formed in the heat dissipation member; the encloser is provided with a plurality of first openings; the plurality of pipes are respectively communicated with the plurality of first through grooves and the plurality of first openings; and the plurality of first through grooves, the plurality of pipes and the plurality of first openings form the plurality of channels.
Further, each of the first through grooves includes a first port and a first groove which are communicated with each other; the first port is provided at the first end face and communicated with at least one of the plurality of pipes; and the first groove is formed by denting the outer surface of the side wall.
Further, the housing is formed with a plurality of second through grooves; and the plurality of second through grooves penetrate through both an inner surface and the outer surface of the side wall of the housing.
Further, each of the second through grooves includes at least one second port and a second groove which are communicated with each other; the at least one second port penetrates through the inner surface and the outer surface of the side wall of the housing and is communicated with at least one of the plurality of pipes; and the second groove is formed by denting the outer surface of the side wall.
Further, the heat dissipation member is toroidal columnar and includes an inner ring, an outer ring and a plurality of connecting plates connecting the inner ring and the outer ring; and the plurality of pipes are formed by enclosure of the inner ring, the outer ring and the plurality of connecting plates.
Further, the light source module includes a substrate and a light source provided on a side of the substrate; and emergent light from the light source is emitted at least after light homogenization or light distribution by the optical member.
Further, the light source is annularly arranged.
Further, the illuminator device further includes a heat homogenization plate which is provided on another side of the substrate and is in thermal contact with the heat dissipation member.
Further, the light source module and the driving power supply module are separately provided; and the driving power supply module is fixed in the housing.
Further, the light source module and the driving power supply module are provided in a one-piece form.
Further, the optical member includes an edge part and a central part; the encloser is provided around the edge part of the optical member; and the central part of the optical member is protruded out of an upper surface of the encloser.
Further, the encloser is combined with the heat homogenization plate.
Further, the heat dissipation member includes a first end and a second end arranged in an upper-lower direction; and the housing is fixedly connected with the second end of the heat dissipation member and bonded to the second end.
Further, the heat dissipation member includes a first end and a second end arranged in an upper-lower direction; and the light source module is fixedly connected with the first end of the heat dissipation member and bonded to the first end.
Further, the illuminator device further includes a lamp holder which is electrically connected with the driving power supply module and configured to electrically connect the illuminator device to an external power supply.
The advantages of the present disclosure are:
Compared with the prior art, in the illuminator device provided by the embodiments of the present disclosure, by utilization of an external heat dissipation member and the arrangement of a plurality of channels communicating the inside of the illuminator device with the outside of the illuminator device, the convection between the air outside the illuminator device and the air inside the illuminator device can be realized by utilization of the channels. Thus, the heat emitted by the light source module in the illuminator device can be effectively and rapidly dissipated through the channels. Therefore, the illuminator device has good heat dissipation effect, and then the service life of the light source module in the illuminator device is prolonged.
The foregoing is only the brief description of the technical solutions of the present disclosure. Implementation may be made according to the content of the description for more clear understanding of the technical means of the present disclosure. Moreover, the preferred embodiments of the present disclosure will be given below for more obvious and easy understanding of the above and other objectives, characteristics and advantages of the present disclosure.

Brief Description of the Drawings

The accompanying drawings illustrated here are only provided for further understanding of the present disclosure and constitute one part of the present disclosure. The exemplary embodiments of the present disclosure and the description thereof are used for explaining the present disclosure and do not constitute an improper limitation of the present disclosure. In the accompanying drawings:

FIG. 1 is a schematic three-dimensional assembly view of an illuminator device provided by a preferred embodiment of the present disclosure;
FIG. 2 is a schematic exploded view ofFIG. 1;
FIG. 3 is a schematic exploded view ofFIG. 1 from another viewpoint;
FIG. 4 is a schematic view of a housing in the illuminator device provided by the preferred embodiment of the present disclosure;
FIG. 5 is a schematic view of the housing inFIG. 4 from another viewpoint;
FIG. 6 is a schematic view of the housing inFIG. 4 from still another viewpoint;
FIG. 7 is a schematic view of a heat dissipation member in the illuminator device provided by the preferred embodiment of the present disclosure; and
FIG. 8 is a schematic sectional view along the A-A line inFIG. 1.

Detailed Description

In order to make objects, technical details and advantages of the embodiments of the disclosure apparent, the technical solutions of the embodiments will be described in a clearly and fully understandable way in connection with the embodiments of the disclosure and related drawings. Apparently, the described embodiments are just a part but not all of the embodiments of the disclosure. Based on the described embodiments herein, those skilled in the art can obtain other embodiment(s), without any inventive work, which should be within the scope of the disclosure.
FIG. 1 to FIG. 3 illustrate anilluminator device 100 provided by the embodiment of the present disclosure, which is a high-power light bulb. Theilluminator device 100 includes ahousing 1, aheat dissipation member 2 provided at an end of thehousing 1, alight source module 5 configured to include an end in thermal contact with theheat dissipation member 2, anoptical member 6 provided at another end of thelight source module 5, an encloser 7 connected with thelight source module 5 and configured to position theoptical member 6 at the end of thelight source module 5, a lamp holder 3 connected to another end of thehousing 1, and a driving power supply module 4 accommodated into thehousing 1 and electrically connected with thelight source module 5. In theilluminator device 100, thelight source module 5 and thehousing 1 are respectively provided at two ends of theheat dissipation member 2. Theheat dissipation member 2 is in thermal contact with thelight source module 5, so that the heat emitted by thelight source module 5 can be transferred to theheat dissipation member 2 and then be dissipated to the outside of theilluminator device 100 through theheat dissipation member 2. The heat transfer medium may be air or other heat-conducting materials.
As shown inFIG. 8, a plurality of channels 8 communicating the inside of theilluminator device 100 with the outside of theilluminator device 100 are provided in theilluminator device 100. In theilluminator device 100, each channel 8 penetrates through thehousing 1, theheat dissipation member 2 and the encloser 7. The channels 8 can realize the convection between the air outside theilluminator device 100 and the air inside theilluminator device 100. Theilluminator device 100 may be a high-power LED lamp for indoor lighting, which may be mounted on a mounting base such as a ceiling. The lamp holder 3 is electrically connected with the internal driving power supply module so as to electrically connect theilluminator device 100 to the commercial power.
Detailed description will be given below to the components and the connecting relationships between the components in theilluminator device 100, provided by the embodiment of the present disclosure.
As shown inFIG. 2,FIG. 4 andFIG. 5, thehousing 1 is in the shape of a cap and is formed in a one-piece form by an insulating material. Thehousing 1 is provided with a plurality of first throughgrooves 11 and a plurality of second throughgrooves 12. Thehousing 1 is provided therein with a plurality offirst positioning columns 13 connected with theheat dissipation member 2 and a plurality ofsecond positioning columns 14 for supporting thelight source module 5. A horizontal end face is provided at an end of thehousing 1 and bonded to an end of theheat dissipation member 2. The horizontal end face of thehousing 1 may be defined to be afirst end face 15 of thehousing 1. Another end of thehousing 1 is connected with the lamp holder 3; an outer surface of another end of thehousing 1 is provided with screw threads; and the lamp holder 3 may be in threaded connection with the another end of thehousing 1.
Specifically, the first throughgrooves 11 extend to an outer surface of a side wall of thehousing 1 from thefirst end face 15 of thehousing 1. The first throughgroove 11 is communicated with at least one channel 8 and includes afirst port 111 and afirst groove 112 which are communicated with each other. Thefirst port 111 is provided at thefirst end face 15. Thefirst groove 112 is formed by denting the outer surface of the side wall. By adoption of the first throughgrooves 11, the inner space of thehousing 1 may be communicated with the outside of theilluminator device 100.
Specifically, the second throughgrooves 12 penetrate through an inner surface and the outer surface of the side wall of thehousing 1. The second throughgroove 12 is communicated with at least one channel 8. The second throughgroove 12 includes twosecond ports 121 and onesecond groove 122, in which thesecond ports 121 penetrate through the inner surface and the outer surface of the side wall of thehousing 1; thesecond groove 122 is formed by denting the outer surface of the side wall; and the twosecond ports 121 are respectively formed on two sides of thesecond groove 122. The second throughgrooves 12 further enhance the communication between the inner space of thehousing 1 and the outer space of theilluminator device 100. Other embodiments may also adopt the form of only arranging the first through grooves or the second through grooves.
As shown inFIG. 4, a plurality offirst positioning columns 13 are formed inside thehousing 1; a top surface of thefirst positioning column 13 is flush with thefirst end face 15; and afirst positioning hole 131 which extends from the top surface of thefirst positioning column 13 to the outer surface of thehousing 1 is formed in thefirst positioning column 13. With reference toFIG. 5 andFIG. 8, a plurality ofsecond positioning columns 14 are provided inside thehousing 1; a top surface of thesecond positioning column 14 is lower than thefirst end face 15; and the top surfaces of the plurality ofsecond positioning columns 14 form a receiving surface for placing the driving power supply module 4 together. Second positioning holes 141 are formed in thesecond positioning columns 14 respectively.
As shown inFIG. 3 andFIG. 7, theheat dissipation member 2 is toroidal columnar and made of a metallic material with good thermal conductivity such as aluminum, and the outside diameter of theheat dissipation member 2 is flush with the outside diameter of thehousing 1. Theheat dissipation member 2 includes a first end (not signed) and a second end (not signed) arranged in an upper-lower direction, the fist end of theheat dissipation member 2 is fixedly connected with thelight source module 5, and the second end of theheat dissipation member 2 is fixedly connected with thehosing 1. Theheat dissipation member 2 includes a roundinner ring 21, a roundouter ring 22, and a plurality of connectingparts 23 extending along a radial direction and connecting theinner ring 21 and theouter ring 22. Specifically, theinner ring 21 and theouter ring 22 are concentrically arranged, and the plurality of connectingparts 23 extend along a vertical direction and uniformly distributed between theinner ring 21 and theouter ring 22. The shape of the connectingpart 23 is not limited to be a linear plate, or may also be curved, etc. By adoption of the above design, a plurality ofpipes 24 extending longitudinally are formed in theheat dissipation member 2. Thepipes 24 are formed due to enclosure of theinner ring 21, theouter ring 22 and the connectingparts 23. Moreover, the connectingparts 23 are provided with a plurality of vertical third positioning holes 231 and vertical fourth positioning holes 232, in which the third positioning holes 231 correspond to the first positioning holes 131.
As shown inFIG. 2,FIG. 3,FIG. 4 andFIG. 7, theilluminator device 100 further includes a plurality of first screws 16. The first screws 16 penetrate through the first positioning holes 131 of thefirst positioning columns 13 and are accommodated into the third positioning holes 231 to realize the fixed connection between thehousing 1 and theheat dissipation member 2. The wall surfaces of the plurality ofpipes 24 of theheat dissipation member 2 are provided with a plurality of vertical protruding strips 25. The protruding strips 25 are configured to increase the internal surface area of theheat dissipation member 2 and enhance the heat dissipation effect. Other embodiments may also adopt other connecting means such as bonding connection, fastener connection or welding connection.
According to the invention, theheat dissipation member 2 is made of aluminum profile. The heat dissipation member with required length is cut from an aluminum profile matrix with corresponding diameter according to different lamp powers, luminous fluxes and photoelectric parameters. The powers may range from tens of watts to hundreds of watts, and the luminous fluxes may range from hundreds of lumens to tens of thousands of lumens. The traditional high-power light sources such as high-power fluorescent lamps and high-power metal halide lamps can be well replaced. Meanwhile, one set of aluminum profile mold can obtain a plurality of illuminator devices provided by the embodiment of the disclosure with different powers, so the production cost can be greatly reduced.
As shown inFIG. 2 andFIG. 3, thelight source module 5 includes asecond substrate 51, alight source 52 provided on a side of thesecond substrate 51, and aheat homogenization plate 53 provided on another side of thesecond substrate 51. Theheat homogenization plate 53 is in thermal contact with theheat dissipation member 2, and emergent light from thelight source 52 is emitted at least after light homogenization or light distribution by theoptical member 6. In the embodiment of the present disclosure, the light source adopts a light-emitting diode (LED) light source and is annularly arranged, the light source may be provided to be an annular LED light source, or the light source may be provided to include a plurality of concentric annular LED light sources. In other embodiments, the light source may adopt TL light sources or other light sources.
Thesecond substrate 51 may be a printed circuit board, and thesecond substrate 51 is provided with a plurality of fifth positioning holes 511. Theheat homogenization plate 53 is a vacuum cavity having a fine structure at an inner wall, is made of metal with good thermal conductivity such as copper, and is configured to enhance heat dissipation. A surface of theheat homogenization plate 53 is provided with a plurality of sixth positioning holes 531, and the circumference of theheat homogenization plate 53 is further provided with a plurality of seventh positioning holes 532 and a plurality of clampinggrooves 533. Theilluminator device 100 further includes a plurality of second screws 54. The second screws 54 penetrate through the fifth positioning holes 511 and the sixth positioning holes 531 and are accommodated into the fourth positioning holes 232 to realize the fixed connection between thelight source module 5 and theheat dissipation member 2. Moreover, thelight source module 5 is bonded to the first end (not signed) of theheat dissipation member 2. In other embodiments, other connecting means such as bonding connection, fastener connection or welding connection may also be adopted.
As shown inFIG. 2 andFIG. 8, the driving power supply module 4 includes a plurality of elements, including but not limited to an LED driving controller chip, a rectifying chip, a resistor, a capacitor, a fuse wire and a coil, which are all mounted on thefirst substrate 41 of the driving power supply module 4; through holes 411 corresponding to foursecond positioning columns 14 are formed at thefirst substrate 41; and thefirst substrate 41 is provided on a receiving surface in thehousing 1, formed by the foursecond positioning columns 14. Theilluminator device 100 further includes fourthird screws 42. The third screws 42 penetrate through the through holes 411 and are accommodated into thesecond positioning columns 14 to fix thefirst substrate 41 in thehousing 1. In other embodiments, the driving power supply module 4 and thelight source module 5 may also be provided in a one-piece form; and the driving power supply module 4 and thelight source module 5 may be provided on the same surface or different surfaces of the substrate.
As shown inFIG. 2 andFIG. 3, in the embodiment of the present disclosure, theoptical member 6 adopts a bubble cap, is formed in a one-piece form by an insulating material such as plastic, and is semispherical. Theoptical member 6 includes a light-transmissive part 61 taken as a central part and protruded out of an upper surface of the encloser 7, and ahorizontal edge part 62 extending to the outside from a side of the light-transmissive part 61. In the embodiment of the present disclosure, thesecond substrate 51 of thelight source module 5 abuts against theheat dissipation member 2 through theedge part 62; and a plurality of notches (not shown in the figures) are formed at theedge part 62 of the light-transmissive part 61. In other embodiments, a TIR lens, a COB lens, a bulb-cap type light homogenizing shade, or a combination of a lens and a bulb cap may also be taken as the optical member; and as for the annular light source, the optical member may also be correspondingly set to be annular.
As shown inFIG. 2,FIG. 3,FIG. 4 andFIG. 8, the encloser 7 is in the shape of a circular ring and is arranged around theedge part 62 of theoptical member 6. The encloser 7 includes ahorizontal part 71 and a firstvertical part 72 and a secondvertical part 73 which are provided on two sides of thehorizontal part 71 respectively. The outside diameter of the encloser 7 is flush with the outside diameter of theheat dissipation member 2. A plurality ofpositioning columns 721 and elastic clampingarms 722 are provided at the firstvertical part 72. Thepositioning columns 721 may cooperate with the seventh positioning holes 532 at theheat homogenization plate 53. Theelastic clamping arms 722 penetrate through the plurality of notches (not shown in the figure) of theedge part 62 and the clampinggrooves 533 formed at the edge of theheat homogenization plate 53, and are clamped into the edge of theheat homogenization plate 53. Thus, the combination of the encloser 7 and theheat homogenization plate 53 is realized, so the fixed connection between the encloser 7 and thelight source module 5 can be realized. A plurality offirst openings 711 are formed at thehorizontal part 71. Thefirst openings 711 are aligned with the first throughgrooves 11 in an upper-lower direction. Thepipes 24 are respectively communicated with the first throughgrooves 11 and thefirst openings 711. Thefirst openings 711, thepipes 24 and the first throughholes 11 form the channels 8. The airflow from the outside of theilluminator device 100 enters thefirst openings 711, penetrates through the channels 8 and then thepipes 24 of theheat dissipation member 2, and is discharged from thefirst ports 112 and thesecond ports 122 of thehousing 1, so as to form internal and external convection and achieve effective heat dissipation. In other embodiments, the encloser may be removed; the structure of the optical member is adjusted and designed to be flush with the outside diameter of theheat dissipation member 2 and be fixedly connected with theheat dissipation member 2; and the optical member is provided with a structure taken as one part of the channel for heat dissipation.
In summary, theilluminator device 100 provided by the embodiments of the present disclosure is provided with a plurality of channels communicating the inside of theilluminator device 100 with the outside of theilluminator device 100; and the channels may be utilized to realize the convection between the air outside theilluminator device 100 and the air inside theilluminator device 100.
With reference toFIG. 7 andFIG. 8, the flow of the heat dissipation airflow is divided into at least two parts: one path aligned in the upper-lower direction has a rapid first flow rate; and the other path diffused into the large-size pipes 24 has a second flow rate, the second flow rate is lower than the first flow rate, and the path of airflow can fully exchange heat with the inner walls of thepipes 24. Thus, the heat emitted by thelight source module 5 in theilluminator device 100 can be effectively and rapidly dissipated through the channels 8. Therefore, theilluminator device 100 has good heat dissipation effect, and then the service life of thelight source module 5 in theilluminator device 100 can be prolonged. On the other hand, theheat dissipation member 2 has simple structure and light weight, so the weight of theentire illuminator device 100 is reduced and thelight source module 5 may be replaced without the need of the additional installation of a safety chain, so that theilluminator device 100 is easy to assemble and disassemble.
The foregoing preferred embodiments are provided for further detailed description of the objectives, the technical solutions and the advantages of the present disclosure.
In addition, it should be also noted that: the language used in the description is mainly selected for the purpose of readability and teaching, and is not selected for the purpose of explaining or limiting the subject of the present disclosure. Therefore, many modifications and variations will be apparent to those skilled in the art without departing from the scope of the disclosure. The disclosure of the present disclosure is illustrative and not restrictive as for the scope of the disclosure. The scope of the present disclosure shall be defined by the appended claims.

Claims

An illuminator device (100), comprising a housing (1), a heat dissipation member (2) provided at an end of the housing (1), a light source module (5) configured to comprise an end in thermal contact with the heat dissipation member (2), an optical member (6) provided at another end of the light source module (5), and a driving power supply module (4) electrically connected with the light source module (5), wherein the light source module (5) and the housing (1) are respectively provided at two ends of the heat dissipation member (2), a plurality of channels (8) communicating inside of the illuminator device (100) with outside of the illuminator device (110) are provided in the illuminator device (100), and the plurality of channels (8) penetrate through the housing (1) and the heat dissipation member (2),
wherein the illuminator device (100) further comprises an encloser (7) which positions the optical member (6) at the another end of the light source module (5), and
wherein the housing (1) is formed with a plurality of first through grooves (11); a plurality of pipes (24) are formed in the heat dissipation member (2); the encloser (7) is provided with a plurality of first openings (711); the plurality of pipes (24) are respectively communicated with the plurality of first through grooves (11) and the plurality of first openings (711); and the plurality of first through grooves (11), the plurality of pipes (24) and the plurality of first openings (711) form the plurality of channels (8)
characterized in that
the heat dissipating member (2) is made of an aluminum profile.
The illuminator device (100) according to claim 1, wherein the housing (1) is provided with a first end face (15) in contact with an end of the heat dissipation member (2); and the plurality of first through grooves (11) extend to the outer surface of the side wall of the housing (1) from the first end face (15).
The illuminator device (100) according to claim 2, wherein each of the first through grooves (11) comprises a first port (111) and a first groove (112) which are communicated with each other; the first port (111) is provided at the first end face (15) and communicated with at least one of the plurality of pipes (24); and the first groove (112) is formed by denting the outer surface of the side wall.
The illuminator device (100) according to claim 3, wherein the housing (1) is formed with a plurality of second through grooves (12); and the plurality of second through grooves (12) penetrate through both the inner surface and the outer surface of the side wall of the housing (1).
The illuminator device (100) according to claim 4, wherein each of the second through grooves (12) comprises at least one second port (121) and a second groove (122) which are communicated with each other; the at least one second port (121) penetrates through the inner surface and the outer surface of the side wall of the housing (1) and is communicated with at least one of the plurality of pipes (24); and the second groove (122) is formed by denting the outer surface of the side wall.
The illuminator device (100) according to claim 1, wherein the heat dissipation member is toroidal columnar and comprises an inner ring (21), an outer ring (22) and a plurality of connecting parts (23) connecting the inner ring (21) and the outer ring; and the plurality of pipes (24) are formed by enclosure of the inner ring (21), the outer ring (22) and the plurality of connecting parts (23).
The illuminator device (100) according to claim 1, wherein the light source module (5) comprises a substrate (51) and a light source (52) provided on a side of the substrate (51); and emergent light from the light source (52) is emitted at least after light homogenization or light distribution by the optical member (6) wherein preferably the light source (52) is annularly arranged.
The illuminator device (100) according to claim 7, wherein the illuminator device (100) further comprises a heat homogenization plate (53) which is provided on another side of the substrate (51) and is in thermal contact with the heat dissipation member (2) and/or wherein the light source module (5) and the driving power supply module (4) are separately provided; and the driving power supply module (4) is fixed in the housing (1).
The illuminator device (100) according to claim 1, wherein the light source module (5) and the driving power supply module (4) are provided in a one-piece form and/or wherein the optical member (6) comprises an edge part (62) and a central part (61); the encloser (7) is provided around the edge part (62) of the optical member (6); and the central part (61) of the optical member (6) is protruded out of an upper surface of the encloser (7).
The illuminator device (100) according to claim 1, wherein the illuminator device (100) further comprises a heat homogenization plate (53); and the encloser (7) is combined with the heat homogenization plate (53).
The illuminator device (100) according to claim 1, wherein the heat dissipation member (2) comprises a first end and a second end arranged in an upper-lower direction; and the housing (1) is fixedly connected with the second end of the heat dissipation member (2) and bonded to the second end.
The illuminator device (100) according to claim 1, wherein the heat dissipation member (2) comprises a first end and a second end arranged in an upper-lower direction; and the light source module (5) is fixedly connected with the first end of the heat dissipation member (2) and bonded to the first end, wherein preferably the optical member (6) is a lens or a diffusion shade.
The illuminator device (100) according to claim 1, wherein the illuminator device (100) further comprises a lamp holder (3) which is electrically connected with the driving power supply module (4) and configured to electrically connect the illuminator device (100) to an external power supply.