CN210835561U

CN210835561U - Projection lighting integrated device

Info

Publication number: CN210835561U
Application number: CN201922006583.XU
Authority: CN
Inventors: 高加霖
Original assignee: Shenzhen Efun Technology Co ltd
Current assignee: Shenzhen Efun Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-06-23
Anticipated expiration: 2029-11-18

Abstract

The utility model provides a projection illumination integrated device, including projector, LED lamps and lanterns, first radiator, heat pipe and second radiator, first radiator is located between projector and the LED lamps and lanterns, and the back of LED lamps and lanterns is located in the subsides of second radiator, and heat pipe one end is connected with the projector, and the heat pipe other end is connected with the second radiator, and the heat pipe runs through first radiator, and first radiator is forced air cooling radiator or liquid cooling radiator. The utility model provides a projection illumination integrated device conducts the heat of projector and LED lamps and lanterns to first radiator respectively through the heat pipe to distribute away through first radiator, thereby improved the radiating effect of LED lamps and lanterns, improved the luminance and the life of LED lamps and lanterns.

Description

Projection lighting integrated device

Technical Field

The utility model belongs to the technical field of the illumination, more specifically say, relate to a projection illumination integrated device.

Background

The projector is an optical instrument which utilizes an optical element to amplify the outline of a workpiece and project the workpiece onto a shadow screen, the LED lamp is used for illumination, the projector and the LED lamp are combined together to form a projection illumination integrated device, and the projection illumination integrated device has the functions of projection and illumination.

The projector and the LED lamp are heating devices, so that the projector and the LED lamp need to be respectively provided with a heat dissipation structure to dissipate heat, but the heat dissipation structure of the existing projection illumination integrated device is complex, the heat dissipation effect is poor, and the service life of the projection illumination integrated device is not long.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projection illumination integrated device to solve the complicated and not good technical problem of radiating effect of projection illumination integrated device heat radiation structure who exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a projection illumination integrated device, including projector, LED lamps and lanterns, first radiator, heat pipe and second radiator, first radiator is located the projector with between the LED lamps and lanterns, the second radiator pastes and locates the back of LED lamps and lanterns, heat pipe one end with the projector is connected, the heat pipe other end with the second radiator is connected, the heat pipe runs through first radiator, first radiator is air-cooled radiator or liquid cooling radiator.

Optionally, the first heat sink includes a heat dissipation profile, an air intake fan, and an exhaust fan, the heat dissipation profile has a first end and a second end along a first direction, the heat dissipation profile has a plurality of air channels running through the first end and the second end along the first direction, the air intake fan is disposed at the first end, the exhaust fan is disposed at the second end, the heat pipe runs through each of the air channels along a second direction, and the second direction is perpendicular to the first direction.

Optionally, the projector and the heat dissipation profile are arranged at intervals along the second direction, and the light emitting direction of the projector is opposite to the flow direction of the air duct.

Optionally, the LED lamp includes a substrate and an LED lamp disposed on the substrate, the substrate is in a ring shape, the substrate and the projector are disposed at intervals in an axial direction of the substrate, the LED lamp is disposed on one side of the substrate away from the projector, the second heat sink is attached to the other side of the substrate, and an axial direction of the substrate is perpendicular to the first direction and the second direction, respectively.

Optionally, the second heat sink is a heat dissipation plate attached to the other side of the substrate.

Optionally, the projection lighting integrated device includes a plurality of heat pipes, each of the heat pipes is arranged in parallel along the first direction, another end of each of the heat pipes is mounted on a connecting plate, the connecting plate is attached to one side of the heat dissipation plate away from the substrate, and the connecting plate is a heat conducting member.

Optionally, the connecting plate includes laminating portion and sand grip, laminating portion with the heating panel laminating sets up, the quantity of sand grip with the quantity of heat pipe equals, each the sand grip is followed first direction interval is located on the laminating portion, and follows the second direction extends, each the tip of heat pipe with each the tip of sand grip is laminated one by one and is connected.

Optionally, the connecting plate is a copper plate, an aluminum plate or an aluminum alloy plate.

Optionally, a flexible heat conducting fin is abutted between the connecting plate and the heat dissipation plate, the flexible heat conducting fin and the connecting plate are sequentially stacked and locked by a fastener.

Optionally, the heat dissipation profile and the connecting plate are arranged in parallel along the second direction and staggered along the axial direction of the substrate, and the flexible heat conducting strip and the connecting plate are both square.

The utility model provides a projection illumination integrated device's beneficial effect lies in: compared with the prior art, the utility model discloses a projection illumination integrated device dispels the heat to LED lamps and lanterns through the second radiator to all conduct the heat of projector and second radiator to first radiator in through the heat pipe, and distribute away through first radiator, and first radiator is forced air cooling radiator or liquid cooling radiator, and its radiating effect is good, thereby the radiating effect of LED lamps and lanterns has been improved, the life of LED lamps and lanterns has been prolonged, still has higher security, thereby reach higher luminance. The second radiator is a radiation type radiator, the structure is simple, the cost is low, and for the LED lamp with high brightness and high power, the fan can be omitted due to the existence of the first radiator, so that the cost is saved, and the economic benefit is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic top view of a projection lighting integrated device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the first heat sink, the heat pipe and the second heat sink of FIG. 1;

FIG. 3 is an exploded view of the integrated projection illumination apparatus of FIG. 1;

fig. 4 is a schematic side view of a projection lighting integrated device according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 4;

fig. 6 is a bottom schematic view of a projection lighting integrated device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-a projector; 20-an LED light fixture; 30-a first heat sink; 40-a heat pipe; 50-a second heat sink; 60-connecting plates; 70-flexible heat conducting sheet; 80-a fastener; 90-a thermally conductive plate; 21-a substrate; 22-LED lamps; 31-a heat dissipation profile; 32-an intake fan; 33-exhaust fan; 41-a first horizontal segment; 42-a first vertical section; 43-a second vertical section; 44-a second horizontal segment; 61-a bonding portion; 62-convex strip; 310-an air duct; 311-a first end; 312-a second end; x-a first direction; y-second direction.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, a projection lighting integrated device provided by the present invention will now be described. The projection and illumination integrated device is a structure integrating a projector 10 and an LED lamp 20, and has both a projection function and an illumination function.

The projection illumination integrated device comprises a projector 10, an LED lamp 20, a first radiator 30, a heat pipe 40 and a second radiator 50, wherein the first radiator 30 is arranged between the projector 10 and the LED lamp 20, the second radiator 50 is attached to the back of the LED lamp 20, one end of the heat pipe 40 is connected with the projector 10, the other end of the heat pipe 40 is connected with the second radiator 50, the heat pipe 40 penetrates through the first radiator 30, the first radiator 30 is an air-cooled radiator or a liquid-cooled radiator, and the second radiator 50 is a radiation-type radiator. It should be noted here that the air-cooled radiator is a radiator which carries heat by flowing cold air, the liquid-cooled radiator is a radiator which takes heat away by flowing cold liquid, and the radiation-type radiator is a radiator which takes heat away by the heat conductivity of the material of the radiator itself; the air-cooled radiator and the liquid-cooled radiator are suitable for radiating a heating body with higher heating, and are complex in structure and high in cost.

The utility model provides a projection illumination integrated device, dispel the heat to LED lamps and lanterns 20 through second radiator 50, and all conduct the heat of projector 10 and second radiator 50 to first radiator 30 in through heat pipe 40, and distribute away through first radiator 30, and first radiator 30 is air-cooled radiator or liquid cooling radiator, its radiating effect is good, thereby the radiating effect of LED lamps and lanterns 20 has been improved, the service life of LED lamps and lanterns 20 has been prolonged, still have higher security, thereby reach higher luminance. In addition, the second heat sink 50 is a radiation type heat sink, which has a simple structure and a low cost, and for the high-brightness and high-power LED lamp 20, due to the existence of the first heat sink 30, a fan can be omitted, so that the cost is saved, and the economic benefit is improved.

In an embodiment, referring to fig. 2, the first heat sink 30 includes a heat dissipation section 31, an air intake fan 32 and an exhaust fan 33, the heat dissipation section 31 has a first end 311 and a second end 312 opposite to each other along a first direction X, the heat dissipation section 31 has a plurality of air channels 310, each air channel 310 respectively penetrates the first end 311 and the second end 312 along the first direction X, the air intake fan 32 is disposed at the first end 311, the exhaust fan 33 is disposed at the second end 312, the heat pipe 40 penetrates each air channel 310 along a second direction Y, and the second direction Y is perpendicular to the first direction X, so that heat conducted by the LED lamp 20 and the projector 10 is conducted to each air channel 310 and is dissipated from the air channel 310 under the driving of the air intake fan 32 and the exhaust fan 33.

Specifically, the air channels 310 are distributed in the heat dissipation profile 31, the air channels 310 are respectively arranged at equal intervals along the second direction Y, the air channels 310 respectively extend along the first direction X and the third direction, the third direction is the up-down direction in fig. 2, and the heat pipe 40 penetrates through the heat dissipation profile 31 along the second direction Y, so that the heat pipe 40 is just perpendicular to each air channel 310, and the wind in the air channels 310 can quickly dissipate the heat in the heat pipe 40.

More specifically, referring to fig. 2, the heat pipe 40 is substantially U-shaped and includes a first horizontal section 41, a first vertical section 42 and a second vertical section 43, wherein the first vertical section 42 and the second vertical section 43 are respectively connected to two opposite ends of the first horizontal section 41, the first horizontal section 41 penetrates through the heat dissipation profile 31 along the second direction, and the first vertical section 42 and the second vertical section 43 are both vertically disposed. A heat conducting plate 90 is attached to a side of the projector 10 facing the heat dissipating profile 31, and the first vertical section 42 is attached to the heat conducting plate 90 along the vertical direction.

In an embodiment, referring to fig. 1 and fig. 4, the projector 10 and the heat dissipation section 31 are disposed at an interval along the second direction Y, and the light emitting direction of the projector 10 is opposite to the flow direction of the air duct 310, so that the heat dissipation effect of the heat dissipation section 31 on the projector 10 is better, and the service life of the projector 10 is prolonged.

In an embodiment, referring to fig. 3 and fig. 6, the LED lamp 20 includes a substrate 21 and LED lamps 22, the substrate 21 is annular, the LED lamps 22 are uniformly distributed on the substrate 21 along a circumferential direction, the substrate 21 and the projector 10 are arranged at intervals along an axial direction of the substrate 21, the LED lamps 22 are arranged on one side of the substrate 21 away from the projector 10, the second heat sink 50 is attached to the other side of the substrate 21, and the axial direction of the substrate 21 is perpendicular to the first direction X and the second direction Y, respectively. In addition, in the present embodiment, the projection of the projector 10 and the first heat sink 30 on the substrate 21 is located in the hollow position of the substrate 21, that is, the external dimension of the substrate 21 is larger than the overall dimension of the projector 10 and the first heat sink 30. Specifically, when the projector 10 is mounted, the LED lamp 22 is attached to the lower side of the substrate 21, the light emitted from the LED lamp 22 is irradiated downward, and when the projection is necessary, the projector 10 is started to emit light from the LED lamp 22, and when the projection is unnecessary, the LED lamp 22 may be turned on to be used as a lighting lamp.

In one embodiment, referring to fig. 3 and 4, the second heat sink 50 is a heat dissipation plate, specifically an aluminum heat dissipation plate or a heat dissipation copper plate, and the heat dissipation plate is attached to the back surface of the LED lamp 20, specifically, the heat dissipation plate is attached to the other side of the substrate 21, and can conduct the heat generated by the LED lamp 20 to the surface of the heat dissipation plate, then conduct the heat to the first heat sink 30 through the heat pipe 40, and finally dissipate the heat through the first heat sink 30. The heat dissipation plate in this embodiment has a simple structure, can conduct heat, and facilitates the installation of the subsequent connection plate 60.

In one embodiment, referring to fig. 2 and 5, the integrated projection lighting device includes three heat pipes 40, each heat pipe 40 is disposed in parallel along the first direction X, the other end of each heat pipe 40 is mounted on a connection board 60, the connection board 60 is attached to a side of the heat dissipation plate away from the substrate 21, each heat pipe 40 is attached to a side of the connection board 60 away from the heat dissipation plate, and the connection board 60 is a heat conducting member. In actual operation, the heat of the second heat sink 50 is conducted to each heat pipe 40 through the connecting plate 60, and is conducted to the first heat sink 30 through each heat pipe 40, specifically conducted to the heat dissipation profile 31, and is dissipated through the heat dissipation profile 31, and meanwhile, the connecting plate 60 forms a bridge connecting the three heat pipes 40 and the second heat sink 50, so that the three heat pipes 40 and the second heat sink 50 are directly and stably connected. It is understood that, in other embodiments of the present invention, the integrated projection lighting device may further include one, two, or more than three heat pipes 40, which is not limited herein.

In one embodiment, referring to fig. 2 and 5, the connecting plate 60 includes an attaching portion 61 and three protruding strips 62, the attaching portion 61 is attached to the heat dissipation plate, the number of the protruding strips 62 is the same as the number of the heat pipes 40, each protruding strip 62 is disposed on the attaching portion 61 at intervals along the first direction X and extends along the second direction Y, and the end portions of the heat pipes 40 are attached to the end portions of the protruding strips 62 one by one, so that the connection structure between the heat pipes 40 and the connecting plate 60 is simpler through the arrangement of the protruding strips 62.

Specifically, the end of the second vertical section 43, which is far away from the first horizontal section 41, is connected with the second horizontal section 44, the second horizontal section 44 is parallel to the first horizontal section 41, and the end of the second horizontal section 44 is abutted to the end of the protruding strip 62, so that the connection between the heat pipe 40 and the connecting plate 60 is more stable through the arrangement of the second vertical section 43 and the second horizontal section 44.

In one embodiment, the connection plate 60 is a copper plate, which has good heat dissipation, high structural strength and good connection performance, so that the connection strength between the heat dissipation plate and each heat pipe 40 is good, and the heat conduction efficiency is high. It is understood that, in other embodiments of the present invention, the connecting plate 60 may also be an aluminum plate or an aluminum alloy plate, which is not limited herein.

In one embodiment, referring to fig. 5, the flexible heat conducting sheet 70 is supported between the connecting plate 60 and the second heat sink 50, and since the connecting plate 60 and the heat dissipating plate are rigid plates, when the two are attached to each other, gaps invisible to naked eyes are formed therebetween, and the gaps will cause that heat on the heat dissipating plate cannot be completely conducted to the connecting plate 60, resulting in poor heat dissipating effect of the heat dissipating plate. And through supporting flexible conducting strip 70 between connecting plate 60 and heating panel, flexible conducting strip 70 is flexible structure for there is not the gap between flexible conducting strip 70 and the heating panel, and also there is not the gap between flexible conducting strip 70 and the connecting plate 60, thereby makes the heat on the heating panel can high-efficiently conduct to connecting plate 60, and then has improved the radiating effect of LED lamp 22, has improved the luminance and the life of LED lamp 22.

In one embodiment, referring to fig. 4 and 5, the second heat sink 50, the flexible heat-conducting sheet 70 and the connecting plate 60 are stacked in sequence and fastened by the fastening member 80. Specifically, the flexible heat conducting strip 70 and the connecting plate 60 are both square, and during installation, the second heat sink 50, the flexible heat conducting strip 70 and the connecting plate 60 are respectively locked by four screws, and the screws and the heat pipe 40 are arranged on the connecting plate 60 at intervals. It is understood that in other embodiments of the present invention, the number of the screws may be one, two or more, and is not limited herein.

In one embodiment, referring to fig. 1, the heat dissipation profiles 31 and the connection plate 60 are arranged at intervals along the second direction Y and staggered along the axial direction of the substrate 21, the flexible heat conducting fins 70 and the connection plate 60 are both square, the size of the connection plate 60 along the first direction X is matched with the total size of each heat pipe 40 along the first direction X, and the size of the connection plate 60 along the second direction Y is matched with the radial width of the substrate 21, so that the heat pipes 40 are uniformly distributed along the second direction Y, the length of the heat pipe 40 is minimized, and the heat dissipation effect of the LED lamp 20 and the projector 10 is better.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The projection illumination integrated device is characterized by comprising a projector, an LED lamp, a first radiator, a heat pipe and a second radiator, wherein the first radiator is arranged between the projector and the LED lamp, the second radiator is attached to the back of the LED lamp, one end of the heat pipe is connected with the projector, the other end of the heat pipe is connected with the second radiator, the heat pipe penetrates through the first radiator, the first radiator is an air cooling radiator or a liquid cooling radiator, and the second radiator is a radiation type radiator.

2. The integrated projection lighting device of claim 1, wherein the first heat sink comprises a heat dissipating profile, an air inlet fan, and an air outlet fan, the heat dissipating profile has a first end and a second end along a first direction, the heat dissipating profile has a plurality of air channels extending through the first end and the second end along the first direction, the air inlet fan is disposed at the first end, the air outlet fan is disposed at the second end, the heat pipe extends through each of the air channels along a second direction, and the second direction is perpendicular to the first direction.

3. The integrated projection lighting device of claim 2, wherein the projector and the heat dissipation profile are spaced apart from each other along the second direction, and a light emitting direction of the projector is opposite to a flow direction of the air duct.

4. The integrated projection lighting device of claim 2, wherein the LED lamp comprises a substrate and an LED lamp disposed on the substrate, the substrate is annular, the substrate and the projector are spaced apart from each other in an axial direction of the substrate, the LED lamp is disposed on a side of the substrate away from the projector, the second heat sink is attached to another side of the substrate, and the axial direction of the substrate is perpendicular to the first direction and the second direction, respectively.

5. The integrated projection lighting device of claim 4 wherein the second heat sink is a heat sink attached to the other side of the substrate.

6. The integrated projection lighting device of claim 5, wherein the integrated projection lighting device comprises a plurality of heat pipes, each of the heat pipes is arranged side by side along the first direction, the other end of each of the heat pipes is mounted on a connecting plate, the connecting plate is attached to a side of the heat dissipation plate away from the substrate, and the connecting plate is a heat conducting member.

7. The integrated projection lighting device of claim 6, wherein the connecting plate comprises an attaching portion and protruding strips, the attaching portion is attached to the heat dissipation plate, the number of the protruding strips is equal to the number of the heat pipes, the protruding strips are arranged on the attaching portion at intervals in the first direction and extend in the second direction, and end portions of the heat pipes are attached to end portions of the protruding strips one by one.

8. The integrated projection lighting device of claim 6 wherein the connecting plate is a copper plate, an aluminum plate or an aluminum alloy plate.

9. The integrated projection lighting device of claim 6, wherein a flexible heat conducting strip is disposed between the connecting plate and the heat sink, the flexible heat conducting strip and the connecting plate are stacked in sequence and fastened together by a fastening member.

10. The integrated projection lighting device of claim 9 wherein said heat sink profile is juxtaposed with said connecting plate in said second direction and axially offset from said substrate, said flexible heat conducting strip and said connecting plate each having a square shape.