CN220689021U

CN220689021U - Light source device

Info

Publication number: CN220689021U
Application number: CN202322370113.8U
Authority: CN
Inventors: 方扬; 周斌; 高华
Original assignee: Hangzhou Hikrobot Co Ltd
Current assignee: Hangzhou Hikrobot Co Ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-03-29
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses a light source device, which comprises a light emitting component (100), a substrate (200), a heat radiating structure (300) and a fan (400), wherein the light emitting component (100) is arranged on the substrate (200), the heat radiating structure (300) comprises a plurality of heat radiating blades (310), the heat radiating blades (310) are arranged on the substrate (200), the heat radiating blades (310) are sequentially arranged at intervals around a first axis, one ends, far away from the first axis, of the heat radiating blades (310) incline along the same direction around the first axis, and the fan (400) and the heat radiating blades (310) are oppositely arranged along the direction of the first axis. The scheme can solve the problem of lower heat dissipation efficiency of the lighting device in the related technology.

Description

Light source device

Technical Field

The present disclosure relates to light emitting devices, and particularly to a light source device.

Background

In an industrial factory floor, a light source with a higher brightness is generally selected as the illumination device in order to provide a sufficient illumination intensity for the factory floor. In order to improve the brightness of the lighting device, a high-power lamp bead is generally selected, however, when the high-power lamp bead is adopted to improve the brightness, the lamp bead can generate a large amount of heat energy, so that the light source device needs to be subjected to heat dissipation treatment in order to ensure the normal use of the light source device, and the existing light source device has no heat dissipation device or has low efficiency, so that the lamp bead is easily damaged, and even the risk of causing fire is caused.

Disclosure of Invention

The utility model discloses a heat dissipation device, which is used for solving the problem of lower heat dissipation efficiency of a lighting device in the related art.

In order to solve the technical problems, the utility model is realized as follows:

the application discloses light source device, including luminous subassembly, base plate, heat radiation structure and fan, luminous subassembly locates the base plate, heat radiation structure includes a plurality of radiator blade, a plurality of radiator blade are located the base plate, a plurality of radiator blade encircle first axis interval setting in proper order, just a plurality of radiator blade keep away from the one end of first axis is around first axis is along same direction slope, the fan with a plurality of radiator blade is followed on the first axis direction set up relatively.

The technical scheme adopted by the utility model can achieve the following technical effects:

the embodiment of the application discloses a light source device is through encircling a plurality of radiator blade and setting up, and a plurality of radiator blade's one end of keeping away from the first axis is inclined along same direction around the first axis in proper order to form helical structure, make the heat of luminous subassembly can transmit to base plate and radiator blade, fan and a plurality of radiator blade set up relatively in the direction along the first axis, make the wind that the fan blows out blow to a plurality of radiator blade along the first axis direction, and blow to the region that the interval corresponds between a plurality of radiator blade of base plate, thereby can take away the heat of luminous subassembly transmission to base plate and radiator blade, thereby realize the heat dissipation to luminous subassembly. Because a plurality of radiating fins encircle the first axis and set up at intervals in proper order, and the one end that is kept away from of a plurality of radiating fins is around the first axis slope along same direction, not only can increase heat radiation structure's radiating area, and fan blows the wind of a plurality of radiating fins moreover can form the vortex in the interval between a plurality of radiating fins to improve the wind speed in the interval between a plurality of radiating fins, and then can improve radiating efficiency.

Drawings

Fig. 1 is an exploded view of a light source device according to an embodiment of the present utility model;

fig. 2 is an overall schematic diagram of a light source device according to an embodiment of the present utility model at a first viewing angle;

FIG. 3 is a partially exploded view of a light source device according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram illustrating connection between a heat dissipating fin and a substrate according to an embodiment of the present utility model;

fig. 5 is an overall schematic diagram of a light source device according to an embodiment of the present utility model under a second viewing angle.

Reference numerals illustrate:

100-luminous component, 110-lamp panel, 120-lamp bead,

200-substrate,

300-heat dissipation structure, 310-heat dissipation blade, 320-heat conduction column, 330-cylinder, 331-first annular mounting seat, 332-second annular mounting seat, 332 a-mounting groove, 340-heat dissipation rib,

400-fan,

500-fan cover,

610-first housing, 620-second housing, 630-lens.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme disclosed by each embodiment of the utility model is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 5, an embodiment of the present utility model discloses a light source device, which includes a light emitting assembly 100, a substrate 200, a heat dissipation structure 300, and a fan 400.

The light emitting assembly 100 is disposed on the substrate 200, and the heat dissipation structure 300 includes a plurality of heat dissipation fins 310, and the plurality of heat dissipation fins 310 are disposed on the substrate 200. Part of the heat generated from the light emitting assembly 100 may be transferred to the substrate 200 and to the heat sink 310 through the substrate 200. The light emitting assembly 100 and the plurality of heat dissipating fins 310 may be disposed on two opposite sides of the substrate 200, and of course, the light emitting assembly 100 and the plurality of heat dissipating fins 310 may also be disposed on the same side of the substrate 200, which is not limited to a specific arrangement manner of the light emitting assembly 100 and the plurality of heat dissipating fins 310 in the embodiment of the present application.

The plurality of heat dissipating blades 310 are sequentially spaced around the first axis, and one ends of the plurality of heat dissipating blades 310, which are far away from the first axis, are inclined in the same direction around the first axis to form a spiral structure, and the fan 400 and the plurality of heat dissipating blades 310 are disposed opposite to each other in the direction along the first axis.

The light source device disclosed in this embodiment of the present application is configured such that, by sequentially arranging the plurality of heat dissipating blades 310 around the first axis at intervals, and by inclining one end, away from the first axis, of the plurality of heat dissipating blades 310 around the first axis in the same direction, a spiral structure is formed, so that heat of the light emitting assembly 100 can be transferred to the substrate 200 and the heat dissipating blades 310, the fan 400 and the plurality of heat dissipating blades 310 are oppositely arranged in the direction along the first axis, so that wind blown by the fan 400 blows to the plurality of heat dissipating blades 310 in the direction of the first axis, and blows to an area corresponding to the interval between the plurality of heat dissipating blades 310 of the substrate 200, so that heat of the light emitting assembly 100 transferred to the substrate 200 and the heat dissipating blades 310 can be taken away, thereby realizing heat dissipation of the light emitting assembly 100. Because the plurality of heat dissipating blades 310 are sequentially arranged at intervals around the first axis, and one ends, far away from the first axis, of the plurality of heat dissipating blades 310 are inclined along the same direction around the first axis, not only can the heat dissipating area of the heat dissipating structure 300 be increased, but also the wind blown by the fan 400 to the plurality of heat dissipating blades 310 can form vortex at intervals among the plurality of heat dissipating blades 310, so that the wind speed in the intervals among the plurality of heat dissipating blades 310 is improved, and the heat dissipating efficiency can be improved.

In order to preferably form a vortex at intervals between the plurality of heat dissipating fins 310, alternatively, the plurality of heat dissipating fins 310 may be arc-shaped structural members, and arc-shaped concave surfaces of the plurality of heat dissipating fins 310 may be circumferentially arranged in the same direction about the first axis.

The light source device disclosed by the embodiment of the application sets a plurality of radiating blades 310 to be arc-shaped structural members, and the arc-shaped concave surfaces of the plurality of radiating blades 310 surround in the same direction around the first axis, so that vortex can be better formed at intervals among the plurality of radiating blades 310, and the radiating efficiency is further improved.

Of course, the plurality of heat dissipating fins 310 may have a triangular structure, a quadrangular structure, or the like, and the specific shape of the heat dissipating fins 310 is not limited in the present application.

Optionally, the heat dissipating structure 300 may further include a heat conducting post 320, the heat conducting post 320 may be disposed on the substrate 200, and the plurality of heat dissipating fins 310 may be circumferentially disposed on the heat conducting post 320, where the first axis is a central axis of the heat conducting post 320.

The embodiment of the application discloses a light source device is through setting up heat conduction post 320 for the part heat of luminous subassembly 100 can be through base plate 200 transfer to heat conduction post 320, because a plurality of heat dissipation blade 310 locate heat conduction post 320 around, and the first axis is the central axis of heat conduction post 320, make the wind that fan 400 blew out can blow heat conduction post 320, thereby further increase the heat radiating area of heat radiation structure 300, improve radiating efficiency, moreover, a plurality of heat dissipation blade 310 locate heat conduction post 320 around, thereby make the connection of a plurality of heat dissipation blade 310 more stable.

In order to further improve the heat dissipation efficiency, optionally, the heat dissipation structure 300 may further include a cylindrical member 330, where the cylindrical member 330 may be sleeved on the plurality of heat dissipation blades 310 through a first port of the cylindrical member 330, and the fan 400 may be disposed on a second port of the cylindrical member 330, where the first port and the second port are disposed opposite to each other along the first axis direction.

The light source device disclosed in the embodiment of the application is provided with the tubular piece 330, so that the tubular piece 330 is sleeved on the plurality of radiating blades 310 through the first port, the fan 400 is arranged on the second port of the tubular piece 330, and therefore wind blown out by the fan 400 is gathered in the tubular piece 330 and is blown to the radiating blades 310 along the inner cavity of the tubular piece 330, and the utilization rate of the wind blown out by the fan 400 can be improved, and the radiating efficiency is further improved.

Of course, in some embodiments, the barrel 330 may not be provided, and the fan 400 may blow directly toward the heat sink 310.

Because the wind blown by the fan 400 blows to the heat dissipation blade 310 along the inner cavity of the barrel-shaped piece 330, heat exchange is also performed with the barrel-shaped piece 330, in order to further improve the heat dissipation efficiency, optionally, the first port may be in heat conduction connection with the substrate 200, part of the heat of the light-emitting component 100 may be transferred to the barrel-shaped piece 330 through the substrate 200, and the wind of the fan 400 may take away part of the heat of the barrel-shaped piece 330, so that the heat dissipation efficiency may be further improved, and the side wall of the barrel-shaped piece 330 located at the first port is provided with a heat dissipation port, so that the wind may be discharged from the heat dissipation port.

Of course, in the case where the first port is spaced from the substrate 200, the space between the first port and the substrate 200 may be used as a passage through which the wind in the cylindrical member 330 is discharged, so that it is unnecessary to provide a heat radiation port in the cylindrical member 330.

In an implementation manner, a plurality of heat dissipation gaps may be formed between the plurality of heat dissipation blades 310, and the plurality of heat dissipation openings may be provided in a one-to-one opposite manner to the plurality of heat dissipation gaps, so that wind blowing into the plurality of heat dissipation gaps may be discharged from the corresponding heat dissipation openings, and heat may be better taken away.

In order to further improve the heat dissipation efficiency, the heat dissipation structure 300 may further include a heat dissipation rib 340, where the heat dissipation rib 340 is disposed on the cylindrical member 330.

In the light source device disclosed in the embodiment of the present application, the heat dissipation ribs 340 are disposed on the cylindrical member 330, so that the heat dissipation area of the heat dissipation structure 300 is further increased, and the heat dissipation efficiency can be further improved.

In a specific embodiment, the heat dissipating ribs 340 may be annular heat dissipating ribs, and the annular heat dissipating ribs may be plural, and the plural annular heat dissipating ribs may be sleeved on the cylindrical member 330 at intervals in the first axis direction. By providing the heat dissipation ribs 340 as annular heat dissipation ribs, the external appearance of the light source device is advantageously improved.

Further, the outer edge of the annular heat dissipation rib may surround the cylindrical member 330, the inner edge of the annular heat dissipation rib may be inserted into the cylindrical member 330, and the channel surrounded by the inner edge of the annular heat dissipation rib is communicated with the cylindrical member 330.

The light source device disclosed in the embodiment of the application surrounds the tubular element 330 by the outer edge of the annular heat dissipation rib, the inner edge of the annular heat dissipation rib can be inserted into the tubular element 330, and the channel enclosed by the inner edge of the annular heat dissipation rib is communicated with the tubular element 330, so that the air blown by the fan 400 is blown to the heat dissipation blade 310 through the channel enclosed by the inner edge of the annular heat dissipation rib, and the air is blown to the part of the annular heat dissipation rib, inserted into the tubular element 330, thereby being beneficial to improving the heat dissipation performance.

In order to improve the ventilation of air, optionally, the heat dissipation openings may be formed in the region of the cylindrical member 330 between any two adjacent annular heat dissipation ribs, so as to facilitate the ventilation of air and further improve the heat dissipation efficiency.

In an alternative embodiment, the side of the cylindrical member 330 located at the first port has a first annular mounting seat 331, the side of the cylindrical member 330 located at the second port has a second annular mounting seat 332, and the cylindrical member 330 is sleeved on the plurality of heat dissipating fins 310 through the first annular mounting seat 331 and is connected to the substrate 200. The second annular mounting base 332 may be provided with a mounting groove 332a, and the fan 400 may be disposed in the mounting groove 332 a.

Alternatively, the light source device may further include a fan cover 500, the fan cover 500 may be detachably connected to the barrel 330, and the fan cover 500 may be used to mount the fan 400 to the barrel 330.

Specifically, the light emitting assembly 100 may include a lamp panel 110 and a lamp bead 120, the lamp bead 120 may be disposed on the lamp panel 110, and the lamp panel 110 may be disposed on the substrate 200. The beads 120 may be high-intensity light sources.

The light source device may further include a first housing 610, a second housing 620, and a lens 630, the first housing 610 and the second housing 620 may be detachably connected, the lens 630 may be installed between the first housing 610 and the second housing 620, and the second housing 620 may be connected to the substrate 200 such that the lens 630 covers the lamp beads 120.

The foregoing embodiments of the present utility model mainly describe differences between the embodiments, and as long as there is no contradiction between different optimization features of the embodiments, the embodiments may be combined to form a better embodiment, and in view of brevity of line text, no further description is provided herein.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims

1. The utility model provides a light source device, its characterized in that includes light emitting component (100), base plate (200), heat radiation structure (300) and fan (400), light emitting component (100) are located base plate (200), heat radiation structure (300) include a plurality of radiator blade (310), a plurality of radiator blade (310) are located base plate (200), a plurality of radiator blade (310) encircle first axis interval setting in proper order, just the one end that keeps away from of a plurality of radiator blade (310) is around first axis is along same direction slope, fan (400) with a plurality of radiator blade (310) are in along first axis direction relative setting.

2. The light source device according to claim 1, wherein the plurality of heat dissipating fins (310) are arc-shaped structures, and arc-shaped concave surfaces of the plurality of heat dissipating fins (310) are circumferentially arranged in the same direction around the first axis.

3. The light source device according to claim 1, wherein the heat dissipating structure (300) further comprises a heat conducting post (320), the heat conducting post (320) is disposed on the substrate (200), and the plurality of heat dissipating fins (310) are circumferentially disposed on the heat conducting post (320), wherein the first axis is a central axis of the heat conducting post (320).

4. The light source device according to claim 1, wherein the heat dissipating structure (300) further comprises a cylindrical member (330), the cylindrical member (330) is sleeved on the plurality of heat dissipating blades (310) through a first port of the cylindrical member (330), and the fan (400) is provided at a second port of the cylindrical member (330), wherein the first port and the second port are disposed opposite to each other in the first axis direction.

5. The light source device according to claim 4, wherein the first port is thermally connected to the substrate (200), and a heat radiation opening is formed in a side wall of the tubular member (330) located at the first port.

6. The light source device according to claim 5, wherein a plurality of heat dissipation gaps are formed between the plurality of heat dissipation blades (310), the plurality of heat dissipation openings are provided in a plurality, and the plurality of heat dissipation openings are provided in a one-to-one opposite manner to the plurality of heat dissipation gaps.

7. The light source device according to claim 4, wherein the heat dissipating structure (300) further comprises a heat dissipating rib (340), the heat dissipating rib (340) being provided to the cylindrical member (330).

8. The light source device according to claim 7, wherein the heat dissipating ribs (340) are annular heat dissipating ribs, the plurality of annular heat dissipating ribs are sleeved on the tubular member (330) at intervals in the first axial direction.

9. A light source device according to claim 8, wherein an outer edge of the annular heat radiation rib surrounds the cylindrical member (330), an inner edge of the annular heat radiation rib is inserted into the cylindrical member (330), and a passage surrounded by the inner edge of the annular heat radiation rib is communicated with the cylindrical member (330).

10. A light source device according to claim 9, wherein the tubular member (330) is provided with heat radiation openings in the region between any adjacent two of the annular heat radiation ribs.