CN219640202U - Light projector - Google Patents
Light projector Download PDFInfo
- Publication number
- CN219640202U CN219640202U CN202320665439.0U CN202320665439U CN219640202U CN 219640202 U CN219640202 U CN 219640202U CN 202320665439 U CN202320665439 U CN 202320665439U CN 219640202 U CN219640202 U CN 219640202U
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- CN
- China
- Prior art keywords
- housing
- shell
- projector according
- radiating fins
- radiator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009423 ventilation Methods 0.000 claims description 15
- 230000013011 mating Effects 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 15
- 230000017525 heat dissipation Effects 0.000 description 14
- 238000009434 installation Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a projection lamp which comprises a lamp body, a radiator and a fixing support, wherein the radiator is connected to the back of the lamp body, the fixing support is connected to the radiator, the radiator comprises a shell and radiating fins, the radiating fins are arranged in the shell, air holes are formed in the side wall of the shell, and the air holes are arranged towards the radiating fins. According to the projection lamp, the air holes are formed in the side wall of the shell of the radiator, and the air holes are formed towards the radiating fins in the shell, so that air can enter and exit the shell through the air holes, the fluidity of the air in the shell is improved, the heat exchange efficiency of the radiating fins in the shell is enhanced, the radiating fins can transfer the heat of the lamp body to the outside more quickly through the air, the reduction of the temperature rise of the lamp body is facilitated, and the service life of the projection lamp is prolonged.
Description
Technical Field
The utility model relates to the technical field of lamps, in particular to a projection lamp.
Background
In the related art, the spotlight is also called spotlight, and is mainly used for lighting scenes such as monuments, sculptures, parks, flower beds and the like. When the projection lamp works, the brightness on the illuminated surface can be obviously higher than the brightness of the surrounding environment, so that the display effect of scenic spots at night is improved or the characteristics of cities are better highlighted. Because the power of projecting lamp is usually bigger, and calorific capacity is also bigger, and in order to reduce the occupation of land space of projecting lamp to and realize the disguised installation of projecting lamp, the volume of projecting lamp is usually unfavorable to design too big, consequently current projecting lamp adopts the fin to dispel the heat usually, and the radiating effect of fin in narrow and small space is not good yet, causes the high temperature when the projecting lamp uses for a long time, has influenced the life of projecting lamp.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the projection lamp with good heat dissipation effect.
According to an embodiment of the present utility model, a projector includes:
a lamp body;
the radiator is connected to the back of the lamp body;
the fixed bracket is connected with the radiator;
the radiator comprises a shell and radiating fins, wherein the radiating fins are arranged in the shell, air holes are formed in the side wall of the shell, and the air holes face the radiating fins.
The projection lamp provided by the embodiment of the utility model has at least the following beneficial effects:
according to the projection lamp, the air holes are formed in the side wall of the shell of the radiator, and the air holes are formed towards the radiating fins in the shell, so that air can enter and exit the shell through the air holes, the fluidity of the air in the shell is improved, the heat exchange efficiency of the radiating fins in the shell is enhanced, the radiating fins can transfer the heat of the lamp body to the outside more quickly through the air, the reduction of the temperature rise of the lamp body is facilitated, and the service life of the projection lamp is prolonged.
According to some embodiments of the utility model, the casing is provided with a plurality of the ventilation holes, and the ventilation holes are distributed on two opposite side walls of the casing along the width direction.
According to some embodiments of the utility model, the ventilation holes are elongated, and the ventilation holes are arranged along the height direction of the shell.
According to some embodiments of the utility model, the heat sink comprises a plurality of fins spaced apart along the height of the housing.
According to some embodiments of the utility model, the heat sink is provided with protruding portions and recessed portions, the protruding portions and the recessed portions being staggered in a width direction of the housing.
According to some embodiments of the utility model, at least part of the groove portions of two adjacent heat sinks are arranged offset in the height direction of the housing.
According to some embodiments of the utility model, the fixing bracket comprises a supporting rod and two connecting rods connected to two ends of the supporting rod, and ends of the two connecting rods are respectively rotatably connected to two opposite side walls of the shell.
According to some embodiments of the utility model, the end of the connecting rod is provided with a runner, the runner is provided with connecting teeth, the side wall of the shell is provided with a fixed block, the fixed block is provided with mating teeth, and the mating teeth can be slidably clamped with the connecting teeth.
According to some embodiments of the utility model, the support bar is provided with a connection hole, and the support bar is mounted to the mounting part by a fastener penetrating through the connection hole.
According to some embodiments of the utility model, the connection hole is elongated, and the connection hole is disposed along a width direction of the housing.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
Additional aspects and advantages of the present utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic perspective view of a projection lamp according to some embodiments of the present utility model;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic view of another perspective view of a projector according to some embodiments of the present utility model;
FIG. 4 is a schematic view illustrating another angle of a projector according to some embodiments of the utility model;
fig. 5 is an enlarged schematic view at B in fig. 4.
The reference numerals are as follows:
a lamp body 100;
a heat sink 200; a housing 210; ventilation holes 211; a fixing hole 212; a heat sink 220; a boss 221; a groove portion 222;
a fixing bracket 300; a support bar 310; a connection hole 311; a connecting rod 320; and a rotating wheel 321.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In the related art, the spotlight is also called spotlight, and is mainly used for lighting scenes such as monuments, sculptures, parks, flower beds and the like. When the projection lamp works, the brightness on the illuminated surface can be obviously higher than the brightness of the surrounding environment, so that the display effect of scenic spots at night is improved or the characteristics of cities are better highlighted. Because the power of projecting lamp is usually bigger, and calorific capacity is also bigger, and in order to reduce the occupation of land space of projecting lamp to and realize the disguised installation of projecting lamp, the volume of projecting lamp is usually unfavorable to design too big, consequently current projecting lamp adopts the fin to dispel the heat usually, and the radiating effect of fin in narrow and small space is not good yet, causes the high temperature when the projecting lamp uses for a long time, has influenced the life of projecting lamp.
Therefore, the utility model provides the projection lamp with good heat dissipation effect.
Referring to fig. 1 to 5, a projector according to an embodiment of the present utility model includes a lamp body 100, a heat sink 200, and a fixing bracket 300. The lamp body 100 includes a light source assembly, which may be an LED light source that generates a certain amount of heat when operated. The heat sink 200 is connected to the back of the lamp body 100 to radiate heat of the lamp body 100 to the outside air. The fixing bracket 300 is connected to the radiator 200 for mounting the projector on a ground or a mounting member such as a building. Wherein the heat sink 200 includes a housing 210 and a heat sink 220, the heat sink 220 is typically a metal sheet, which can increase a heat dissipation area of the heat sink 200. The heat sink 220 is disposed in the housing 210, the air holes 211 are disposed on the side wall of the housing 210 and face the heat sink 220, so that air can enter and exit the housing 210 through the air holes 211, and the air entering and exiting the air holes 211 can take away heat on the heat sink 220 due to the fact that the air holes 211 face the heat sink 220, and the heat dissipation effect of the heat sink 200 is improved.
According to the projector lamp disclosed by the utility model, the air holes 211 are formed in the side wall of the shell 210 of the radiator 200, and the air holes 211 are arranged towards the radiating fins 220 in the shell 210, so that air can enter and exit the shell 210 through the air holes 211, the fluidity of the air in the shell 210 is improved, the heat exchange efficiency of the radiating fins 220 in the shell 210 is enhanced, the radiating fins 220 can transfer the heat of the lamp body 100 to the outside more quickly through the air, the temperature rise of the lamp body 100 is reduced, and the service life of the projector lamp is prolonged.
It can be appreciated that, in order to further improve the heat dissipation effect of the heat sink 200, in some embodiments of the present utility model, the housing 210 is provided with a plurality of ventilation holes 211, and the plurality of ventilation holes 211 are distributed on two opposite sidewalls of the housing 210 in the width direction. By the arrangement, the air in the shell 210 can perform better convection through the air holes 211 on the two side walls, so that the fluidity of the air in the shell 210 is further improved, and the heat dissipation effect of the radiator 200 is improved. In a specific embodiment, two ventilation holes 211 are formed in each side wall, and the positions of the ventilation holes 211 on the two opposite side walls are the same, so that external air can enter from the ventilation holes 211 on one side wall, quickly flow through the cooling fin 220, and then flow out from the ventilation holes 211 on the other opposite side wall, thereby taking away heat on the cooling fin 220.
It can be appreciated that, in order to enable the air to take away the heat of more heat dissipation fins 220 when the air passes through the air holes 211, in some embodiments of the present utility model, the air holes 211 are long, and the air holes 211 are arranged along the height direction of the housing 210, so that the air holes 211 can face more heat dissipation fins 220, and therefore, when the air passes through the air holes 211, the air can dissipate the heat of more heat dissipation fins 220 at the same time, which is beneficial to improving the heat dissipation effect of the heat sink 200.
It will be appreciated that in some embodiments of the present utility model, the heat sink 200 includes a plurality of heat dissipating fins 220, and the plurality of heat dissipating fins 220 are spaced along the height direction of the housing 210, so as to further increase the heat dissipating area of the heat sink 200, improve the heat dissipating effect of the heat sink 200, and also enable air to flow in the gaps due to the gaps between the heat dissipating fins 220, thereby improving the heat dissipating effect.
It can be appreciated that, in order to further improve the heat dissipation effect of the heat sink 200, in some embodiments of the present utility model, the heat sink 220 is provided with the protruding portion 221 and the recessed portion 222, and the protruding portion 221 and the recessed portion 222 are staggered along the width direction of the housing 210, so that air can flow between the adjacent heat sinks 220 through the recessed portion 222, so that the heat dissipation of the heat sinks 220 around the heat sink 200 is more sufficient, and the heat dissipation effect of the heat sink 200 is further improved.
It can be appreciated that in the above embodiment, at least part of the groove portions 222 of the two adjacent fins 220 are offset in the height direction of the housing 210, and at this time, at least part of the groove portions 222 of one fin 220 of the two adjacent fins 220 are disposed right opposite to the protrusion portions 221 of the other fin 220, so that when air flows between the adjacent fins 220 through the groove portions 222, the path through which the air flows is longer, so that the air can contact more fins 220, and the heat dissipation effect of the fins 220 is better.
It will be appreciated that the projection lamp is generally required to adjust the projection angle according to the actual location when in use, and for this purpose, in some embodiments of the present utility model, the fixing bracket 300 includes a support bar 310 and two connecting bars 320 connected to both ends of the support bar 310, and ends of the two connecting bars 320 are rotatably connected to opposite sidewalls of the housing 210, respectively. The support rod 310 is used for connecting the fixing bracket 300 to the mounting component, and the two connecting rods 320 can be rotatably connected to the side wall of the housing 210, so that the mounting angle of the lamp body 100 relative to the fixing bracket 300 can be adjusted as required, and the projection angle of the projection lamp can be adjusted to meet different use requirements.
It will be appreciated that in order to enable the connecting rod 320 to rotate relative to the housing 210, in some embodiments of the present utility model, the end of the connecting rod 320 is provided with a rotating wheel 321, the rotating wheel 321 is provided with connecting teeth, the side wall of the housing 210 is provided with a fixed block, the fixed block is provided with mating teeth, and the mating teeth are slidably engaged with the connecting teeth. Elastic connecting pieces, such as springs, can be further arranged between the rotating wheel 321 and the fixed block, and the connecting teeth of the rotating wheel 321 are pressed against the matching teeth of the fixed hole 212 through the springs, so that clamping connection is achieved. When the angle needs to be adjusted, the shell 210 can be slightly rotated with force, so that the elasticity of the elastic connecting piece is overcome, the matched teeth are driven to rotate relative to the connecting teeth, the shell 210 is loosened until the matched teeth rotate in place, and the adjustment of the projection angle is realized, so that the operation is rapid and convenient.
It will be appreciated that in order to fix the fixing bracket 300 to the mounting member, in some embodiments of the present utility model, the support bar 310 is provided with the connection hole 311, and the support bar 310 is mounted to the mounting member by passing the fastener through the connection hole 311, so that the fixing bracket 300 can be rapidly mounted to the mounting member such as a wall or a floor.
It can be appreciated that, in order to facilitate adjustment of the installation position, in some embodiments of the present utility model, the connection hole 311 is formed in a long shape, and the connection hole 311 is disposed along the width direction of the housing 210, so that the installation position of the support rod 310 can be adjusted as required, thereby improving convenience of use. Of course, the connection hole 311 may be provided with two or more, thereby improving the stability of installation.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. A light projector, comprising:
a lamp body;
the radiator is connected to the back of the lamp body;
the fixed bracket is connected with the radiator;
the radiator comprises a shell and radiating fins, wherein the radiating fins are arranged in the shell, air holes are formed in the side wall of the shell, and the air holes face the radiating fins.
2. The projector according to claim 1, wherein the housing is provided with a plurality of the ventilation holes, and the ventilation holes are distributed on two side walls of the housing opposite to each other in the width direction.
3. The projector according to claim 2, wherein the ventilation holes are elongated, and the ventilation holes are arranged along the height direction of the housing.
4. The projector of claim 1, wherein the heat sink comprises a plurality of heat sinks, the plurality of heat sinks being spaced apart along a height of the housing.
5. The projector according to claim 4, wherein the heat sink is provided with a convex portion and a concave portion, the convex portion and the concave portion being staggered in a width direction of the housing.
6. The projector according to claim 5, wherein at least part of the recess portions of the adjacent two heat sinks are offset in the height direction of the housing.
7. The projector according to any one of claims 1 to 6, wherein the fixing bracket comprises a support bar and two connecting bars connected to both ends of the support bar, and ends of the two connecting bars are rotatably connected to opposite side walls of the housing, respectively.
8. The projector according to claim 7, wherein the end of the connecting rod is provided with a rotating wheel, the rotating wheel is provided with connecting teeth, the side wall of the housing is provided with a fixed block, the fixed block is provided with mating teeth, and the mating teeth are slidably clamped with the connecting teeth.
9. The projector according to claim 7, wherein the support bar is provided with a connection hole, and the support bar is mounted to the mounting member by being inserted into the connection hole by a fastener.
10. The projector according to claim 9, wherein the connection hole is elongated, and the connection hole is disposed along a width direction of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320665439.0U CN219640202U (en) | 2023-03-29 | 2023-03-29 | Light projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320665439.0U CN219640202U (en) | 2023-03-29 | 2023-03-29 | Light projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219640202U true CN219640202U (en) | 2023-09-05 |
Family
ID=87820288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320665439.0U Active CN219640202U (en) | 2023-03-29 | 2023-03-29 | Light projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219640202U (en) |
-
2023
- 2023-03-29 CN CN202320665439.0U patent/CN219640202U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |