CN209960293U

CN209960293U - Anti-dazzle spotlight

Info

Publication number: CN209960293U
Application number: CN201920856817.7U
Authority: CN
Inventors: 苏晓君; 夏华平; 孙国发
Original assignee: Wenzhou Denglaite Lighting Co Ltd
Current assignee: Wenzhou Denglaite Lighting Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-01-17
Anticipated expiration: 2029-06-06

Abstract

The utility model relates to an anti-dazzle spotlight, including the lighting fixture, be provided with the led lamp plate on the lighting fixture and supply the installation cavity of led lamp plate installation, be provided with the light emitting area on the led lamp plate, the installation cavity is located the luminous face side and is provided with the device that diverges that is used for diverging the light source, it includes through the reflector of reflection divergent light source and the refraction glass lid that diverges the light source through the refraction to diverge the device, be provided with the reflection chamber that supplies the light source reflection in the reflector, the reflection chamber is provided with the light inlet that supplies the light source to get into the reflection chamber towards luminous face side, the reflection chamber is kept away from luminous face side and is provided with the light outlet that supplies the light source to leave the reflection chamber, the reflection chamber is along light inlet to light outlet direction chamber wall cross-section crescent, refraction glass covers. By adopting the scheme, the anti-dazzle spotlight has the advantages that the point light source is subjected to first re-reflection and divergence through the reflection cover, and the refraction glass cover is subjected to second re-refraction and divergence, so that the point light source is converted into the surface light source to protect eyes.

Description

Anti-dazzle spotlight

Technical Field

The utility model relates to a lighting apparatus, concretely relates to anti-dazzle shot-light.

Background

With the development of led lamps, people gradually find that the led lamps have the characteristics of high electro-optic conversion efficiency, long service life, low working voltage, repeated switching, no loss of service life, small volume, less heat generation, high brightness, firmness, durability and the like, so that halogen light-emitting sources are replaced by the led lamps in more and more lighting occasions.

However, because the led lamp adopts a point light source lighting form, the area of the point light source lighting area is small and excessively bright, and the rest positions are dim, so that the visual fatigue phenomenon is easy to occur when people are in a lighting environment using the led lamp for a long time.

Disclosure of Invention

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a through bowl pair point light source carry out first heavy reflection and disperse, the refraction glass lid disperses through the second heavy refraction to the realization changes the pointolite into a surface light source and protects an anti-dazzle shot-light of eyes.

In order to achieve the above purpose, the utility model provides a following technical scheme: including the lighting fixture, be provided with the installation cavity of led lamp plate and supply the installation of led lamp plate on the lighting fixture, be provided with the light emitting area on the led lamp plate, the installation cavity is located the light emitting face side and is provided with the device of dispersing that is used for dispersing the light source, it includes the bowl of dispersing the light source through the reflection and disperses the refraction glass lid of light source through the refraction to disperse the device, be provided with the reflection chamber that supplies the light source reflection in the bowl, the reflection chamber is provided with the light inlet that supplies the light source to get into the reflection chamber towards the light emitting face side, the reflection chamber is kept away from the light emitting face side and is provided with the light outlet that supplies the light source to leave the reflection chamber, the reflection chamber is along light inlet to light outlet direction chamber wall cross-section crescent, the refraction glass covers the.

By adopting the technical scheme, 1, the LED lamp is adopted as a light source, so that high-efficiency and low-consumption illumination is realized; 2. the reflecting cover is arranged, so that the light source is continuously reflected in the reflecting cover to change the direction, the irradiation direction of a point light source of the LED lamp is randomly disturbed to form an interactive surface light source, and the first heavy light source is diffused; 3. the setting of refraction glass lid makes the pointolite of led lamp with different angle incident refraction lugs for pointolite after the refraction intersects each other, forms the area source, realizes that the second heavy light source diverges.

The utility model discloses further set up to: the reflection cavity is characterized in that a plurality of reflection surfaces are arranged on the cavity wall of the reflection cavity, each reflection surface is arranged in a square shape, each reflection surface is arranged along the cavity wall of the reflection cavity at equal intervals in the circumferential direction, and each reflection surface is arranged along the wall of the reflection cavity at equal intervals in the direction from the light inlet to the light outlet.

By adopting the technical scheme, 1, the arrangement of the plurality of square reflecting surfaces can form more disordered reflection compared with the cavity wall in smooth connection; 2. the reflecting surfaces are orderly arranged along the circumferential direction of the cavity wall and the direction from the light inlet to the light outlet, so that the processing is better; 3. the square is a conventional geometric figure, and the processing is convenient.

The utility model discloses further set up to: the reflector and the refraction glass cover are sequentially arranged along the direction far away from the light-emitting surface.

Through adopting above-mentioned technical scheme, the light source on the light emitting area reflects through the bowl earlier, and rethread refraction glass lid refracts for the refraction glass lid is located the outside, consequently can play the guard action through refraction glass lid with bowl, led lamp plate envelope in the installation intracavity.

The utility model discloses further set up to: the refraction glass cover is provided with an incident surface facing the light-emitting surface side, wherein the light source can enter the refraction glass cover, an emergent surface is arranged on the refraction glass cover and is away from the light-emitting surface side, the light source can leave the refraction glass cover, and each refraction bump is arranged on the incident surface.

By adopting the technical scheme, the refraction bump is arranged on the incident surface side, so that the outward surface is a planar emergent surface, 1, the refraction bump is prevented from being worn outwards; 2. the outward surface is flat to minimize interference with the environment.

The utility model discloses further set up to: each refraction lug is arranged in a square shape and is gradually far away from the incident surface from the square periphery to the square central point.

By adopting the technical scheme, 1, the refraction convex block is a square bulge, so that the incident angles of all incident lights are different on the refraction convex block; 2. the square bulge of the refraction bump has simple structure and convenient processing.

The utility model discloses further set up to: the lamp holder is provided with a limiting pipe for controlling the emergent range of the light source, a light channel communicated with the installation cavity is arranged in the limiting pipe, and the peripheral wall of the light channel is provided with a light absorbing surface.

By adopting the technical scheme, 1, the final illumination area of the light source is controllable due to the arrangement of the limiting tube; 2. the light source enters the light channel through divergence, and light of an area which does not need to be irradiated is absorbed through the light absorption surface in the light channel, so that the range of the irradiation area is controlled.

The utility model discloses further set up to: the limiting pipe periphery is provided with the external screw thread, the lighting fixture corresponds the external screw thread and is provided with the internal thread.

By adopting the technical scheme, 1, the external thread on the limiting pipe is matched with the internal thread on the lamp holder, so that the limiting pipe can be detachably arranged on the lamp holder; 2. the lighting range standards under different use conditions are different, so that the limit tubes which are detachably connected ensure that other parts do not need to be replaced, and lamps with different lighting ranges can be realized only by replacing the limit tubes with different styles; and 3, the threaded connection is convenient to disassemble and assemble.

The utility model discloses further set up to: the lighting fixture is located and deviates from luminous face side and is provided with the radiating part that is used for absorbing the heat production of led lamp plate, the radiating part is provided with the binding face with the laminating of led lamp plate towards led lamp plate side, the radiating part deviates from led lamp plate side and is provided with the heat conduction post that is the cylinder type, the heat conduction post is provided with a plurality of fin, each along circumference equidistant fixed spread on the fin be provided with the cooling surface.

By adopting the technical scheme, 1. the LED lamp can generate a large amount of heat after working for a long time, the heat dissipation part absorbs the heat generated by the LED lamp through the binding surface, the heat is led out through the heat conduction column, and finally the heat is dissipated into the air through the heat dissipation fin; 2. the radiating fins are circumferentially arranged on the heat conducting columns to form radiating fins of a certain scale, so that the area of a radiating surface is greatly increased, and the radiating efficiency is improved; 3. the radiating fins are circumferentially arranged on the heat conducting columns, the structure is ordered, and the processing is convenient.

The utility model discloses further set up to: each radiating fin is Z-shaped and sequentially comprises a first radiating fin, a second radiating fin and a third radiating fin along the direction which is radially far away from the heat conducting column, and each first radiating fin, each second radiating fin and each third radiating fin are respectively and fixedly connected with the radiating part.

By adopting the technical scheme, the radiating fins are sheet-shaped bodies, so that the radiating fins are easily broken under the action of external force.

The utility model discloses further set up to: each radiating fin is provided with a height surface facing away from the radiating part, and each height surface is gradually far away from the radiating part along the radial direction far away from the heat conducting column.

Through adopting above-mentioned technical scheme, the high position by the high face of radiating surface is decided to the position of radiating part, consequently high face is along keeping away from the heat conduction post and radially keeping away from the radiating part gradually for the high of radiating surface is along radially outwards increasing gradually, thereby has increased heat radiating area.

The invention is further described with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is an assembly view of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is a diagram of a refractive glass cover according to an embodiment of the present invention;

fig. 4 is a part view of a heat dissipating unit according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-fig. 2, the utility model discloses an anti-dazzle spot lamp, including lighting fixture 1, be provided with led lamp plate 2 and supply the installation cavity 11 of led lamp plate 2 installation on lighting fixture 1, led lamp plate 2 passes through the screw connection with lighting fixture 1, and in addition, led lamp plate 2 is provided with forward and is circular shape light emitting area 21.

In addition, the installation cavity 11 in the present embodiment is provided with a divergent device 3 for diverging the light source on the light emitting surface 21 side. Wherein, the diverging device 3 comprises a reflecting cover 31 for diverging the light source by reflection and a refracting glass cover 32 for diverging the light source by refraction; preferably, a reflection cavity 311 for reflecting the light source is arranged in the reflection cover 31, a light inlet 312 for allowing the light source to enter the reflection cavity 311 is arranged on the side of the reflection cavity 311 facing the light emitting surface 21, a light outlet 313 for allowing the light source to leave the reflection cavity 311 is arranged on the side of the reflection cavity 311 away from the light emitting surface 21, and in addition, the cross section of the cavity wall of the reflection cavity 311 along the direction from the light inlet 312 to the light outlet 313 is gradually increased and is in an arc shape; preferably, the refractive glass cover 32 is a glass plate in a shape of a circular thin plate, and a plurality of refractive bumps 321 are disposed on the refractive glass cover 32 for changing the incident angle of the light source. Therefore, the point light source from the light emitting surface 21 of the led lamp panel 2 is reflected in the reflector 31 and refracted in the refraction glass cover 32 to form a surface light source, thereby providing an antiglare effect.

Preferably, the wall of the reflection cavity 311 in this embodiment is provided with a plurality of reflection surfaces 314, each reflection surface 314 is arranged in a square shape, and the reflection surfaces 314 are arranged along the circumferential direction of the wall of the reflection cavity 311 at equal intervals, and are arranged along the wall of the reflection cavity 311 from the light inlet 312 to the light outlet 313 at equal intervals, so as to form a spliced group of the orderly arranged square reflection surfaces 314, thereby further improving the divergence of the point light source.

Preferably, in the refractive glass cover 32 of the present embodiment, as shown in fig. 3, the incident surface 322 parallel to the light-emitting surface 21 is arranged towards the light-emitting surface 21 for the light source to enter the refractive glass cover 32, and the exit surface 323 parallel to the light-emitting surface 21 is arranged away from the light-emitting surface 21 for the light source to leave the refractive glass cover 32, and the refractive bump 321 is disposed on the incident surface 322, so that the refractive bump 321 is disposed inward relative to the mounting cavity 11, and the refractive bump 321 is prevented from being worn and protruding outward.

In addition, preferably, each refraction bump 321 in the embodiment is, as shown in fig. 3, square in periphery, and gradually gets away from the incident surface 322 to form a smooth protrusion toward the light emitting surface 21 along the square periphery to the square central point, so that the point light sources at different positions have different incident angles entering the refraction glass cover 32, and effective refraction and divergence are completed.

Preferably, the reflection cover 31 and the refraction glass cover 32 in this embodiment are sequentially arranged along the direction away from the light emitting surface 21, so that the refraction glass cover 32 is located at the outer side, and the reflection cover 31 and the led lamp panel 2 can be enveloped in the installation cavity 11 through the refraction glass cover 32, thereby playing a role in protection.

Preferably, the lamp holder 1 in this embodiment is provided with a limiting tube 4 for controlling the light source emitting range, the limiting tube 4 is provided with a light path 41 communicated with the installation cavity 11, and the peripheral wall of the light path 41 is provided with a light absorbing surface 42, so that the light source enters the light path 41 through divergence, and the light in the region not required to be irradiated is absorbed by the light absorbing surface 42 in the light path 41, thereby controlling the range of the irradiation region.

The light absorbing surface 42 in this embodiment operates in such a manner that light is blocked and absorbed by a dark surface such as black, thereby preventing light from being emitted from the limiting tube 4 in a partial region.

Preferably, the limiting tube 4 in this embodiment is provided with an external thread 43 on the outer circumference, and the lamp holder 1 is provided with an internal thread 12 corresponding to the external thread 43. Make limiting tube 4 can dismantle the connection and set up in lighting fixture 1 for the regional area of adjustable outgoing is changed to the limiting tube 4 that makes same anti-dazzle shot-light only need change different models. The limiting tubes 4 of different models can be realized by changing the depth of the light channel 41, the light absorbing surface 42 and the light channel 41 at different axial included angles and the like.

As shown in fig. 1-2 and 4, the lamp holder 1 in this embodiment is provided with a heat dissipating part 5 fixedly connected with the lamp holder 1 by bolts at a side away from the light emitting surface 21, the heat dissipating part 5 is provided with an attaching surface 51 attached to the led lamp panel 2 at a side facing the led lamp panel 2 for absorbing heat generated by the led lamp panel 2 during long-time operation, in addition, the side of the heat dissipation part 5, which is far away from the led lamp panel 2, is integrally formed with a cylindrical heat conduction column 52, so that heat is transferred from the inside of the installation cavity 11 to the outside through the heat conduction column 52, in addition, a plurality of radiating fins 53 are fixedly arranged on the heat conducting column 52 at equal intervals along the circumferential direction, each radiating fin 53 is integrally formed with the heat conducting column 52, and each heat sink 53 is provided with a heat dissipating surface 531, so that the heat on the heat conducting column 52 is first transferred to the heat sink 53, and the heat dissipation surface 531 emits the heat, so that the area of the heat dissipation surface 531 is greatly increased, and the heat dissipation efficiency is higher.

Preferably, each of the heat dissipation fins 53 in the present embodiment is zigzag-shaped, and includes a first heat dissipation fin 532, a second heat dissipation fin 533, and a third heat dissipation fin 534 sequentially along a direction radially away from the heat conduction column 52 to correspond to the zigzag shape, and each of the first heat dissipation fin 532, the second heat dissipation fin 533, and the third heat dissipation fin 534 is integrally connected to the heat dissipation portion 5, so that the heat dissipation fins 53 are connected to the heat dissipation portion 5 through three segments, thereby enhancing the strength of the heat dissipation fins 53 to a certain extent.

Preferably, each of the heat dissipation fins 53 in the present embodiment is provided with a height surface 535 on the side away from the heat dissipation portion 5, and each height surface 535 is gradually away from the heat dissipation portion 5 in the radial direction away from the heat conduction column 52. Since the height of the heat dissipating surface 531 is determined by the position of the height surface 535 to the position of the heat dissipating portion 5, the height surface 535 is gradually radially distant from the heat dissipating portion 5 away from the heat conductive pillar 52, so that the height of the heat dissipating surface 531 is gradually increased radially outward, thereby increasing the area of the heat dissipating surface 531.

As shown in the exploded view of fig. 2, the limiting tube 4 in this embodiment is screwed to the lamp holder 1 from the front end 13 of the lamp holder 1, the refractive glass cover 32, the reflective cover 31, and the led lamp panel 2 are sequentially installed in the rack at the rear end 14 of the lamp holder 1, the led lamp panel 2 is fixed to the lamp holder 1 by screws, and finally the heat dissipating part 5 is covered to the rear end 14 of the lamp holder 1 and fixed by bolts, thereby completing the installation.

Claims

1. The utility model provides an anti-dazzle shot-light, includes the lighting fixture, be provided with the installation cavity of led lamp plate and supply the installation of led lamp plate on the lighting fixture, be provided with light emitting area, its characterized in that on the led lamp plate: the installation cavity is located the luminous face side and is provided with the device that diverges that is used for diverging the light source, the device that diverges includes through reflection divergent light source's bowl and the refraction glass lid that diverges the light source through the refraction, be provided with the reflection chamber that supplies the light source reflection in the bowl, the reflection chamber is provided with the light inlet that supplies the light source to get into the reflection chamber towards the luminous face side, the reflection chamber is kept away from luminous face side and is provided with the light-emitting mouth that supplies the light source to leave the reflection chamber, the reflection chamber is along advancing light inlet to light-emitting mouth direction chamber wall cross-section crescent, the refraction glass covers and is provided with a plurality of refraction lugs that change light source incident angle.

2. An anti-glare spotlight according to claim 1, wherein: the reflection cavity is characterized in that a plurality of reflection surfaces are arranged on the cavity wall of the reflection cavity, each reflection surface is arranged in a square shape, each reflection surface is arranged along the cavity wall of the reflection cavity at equal intervals in the circumferential direction, and each reflection surface is arranged along the wall of the reflection cavity at equal intervals in the direction from the light inlet to the light outlet.

3. An anti-glare spotlight according to claim 1, wherein: the reflector and the refraction glass cover are sequentially arranged along the direction far away from the light-emitting surface.

4. An anti-glare spotlight according to claim 3, wherein: the refraction glass cover is provided with an incident surface facing the light-emitting surface side, wherein the light source can enter the refraction glass cover, an emergent surface is arranged on the refraction glass cover and is away from the light-emitting surface side, the light source can leave the refraction glass cover, and each refraction bump is arranged on the incident surface.

5. An anti-glare spotlight according to claim 4, wherein: each refraction lug is arranged in a square shape and is gradually far away from the incident surface from the square periphery to the square central point.

6. An anti-glare spotlight according to claim 1, wherein: the lamp holder is provided with a limiting pipe for controlling the emergent range of the light source, a light channel communicated with the installation cavity is arranged in the limiting pipe, and the peripheral wall of the light channel is provided with a light absorbing surface.

7. An anti-glare spotlight according to claim 6, wherein: the limiting pipe periphery is provided with the external screw thread, the lighting fixture corresponds the external screw thread and is provided with the internal thread.

8. An anti-glare spotlight according to claim 1, wherein: the lighting fixture is located and deviates from luminous face side and is provided with the radiating part that is used for absorbing the heat production of led lamp plate, the radiating part is provided with the binding face with the laminating of led lamp plate towards led lamp plate side, the radiating part deviates from led lamp plate side and is provided with the heat conduction post that is the cylinder type, the heat conduction post is provided with a plurality of fin, each along circumference equidistant fixed spread on the fin be provided with the cooling surface.

9. An anti-glare spotlight according to claim 8, wherein: each radiating fin is Z-shaped and sequentially comprises a first radiating fin, a second radiating fin and a third radiating fin along the direction which is radially far away from the heat conducting column, and each first radiating fin, each second radiating fin and each third radiating fin are respectively and fixedly connected with the radiating part.

10. An anti-glare spotlight according to claim 8, wherein: each radiating fin is provided with a height surface facing away from the radiating part, and each height surface is gradually far away from the radiating part along the radial direction far away from the heat conducting column.