CN110906217A - Anti-dazzle type high-heat-dissipation LED underground lamp - Google Patents
Anti-dazzle type high-heat-dissipation LED underground lamp Download PDFInfo
- Publication number
- CN110906217A CN110906217A CN201911263882.XA CN201911263882A CN110906217A CN 110906217 A CN110906217 A CN 110906217A CN 201911263882 A CN201911263882 A CN 201911263882A CN 110906217 A CN110906217 A CN 110906217A
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- Prior art keywords
- light
- interior casing
- cooling liquid
- flexible annular
- annular plate
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Links
- 239000000110 cooling liquid Substances 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 57
- 239000002826 coolant Substances 0.000 claims description 38
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 abstract description 6
- 239000003605 opacifier Substances 0.000 abstract description 3
- 230000004313 glare Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 12
- 238000005286 illumination Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
- F21S8/022—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a floor or like ground surface, e.g. pavement or false floor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
- F21V1/14—Covers for frames; Frameless shades
- F21V1/16—Covers for frames; Frameless shades characterised by the material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
- F21V29/57—Cooling arrangements using liquid coolants characterised by control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
- F21V29/59—Cooling arrangements using liquid coolants with forced flow of the coolant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention belongs to the field of LED lamps, and particularly relates to an anti-dazzle high-heat-dissipation LED underground lamp which comprises an outer shell and an inner shell, wherein an LED lamp group is arranged in the inner shell, the upper ends of the inner shell and the outer shell are both provided with openings, the inner shell is arranged in an inverted round table shape, a flexible annular plate is arranged above the inner shell and the outer shell, the inner ring and the outer ring of the flexible annular plate are respectively and fixedly connected with the inner shell and the outer shell, the section of the flexible annular plate is arranged in an upwards arched convex shape, a sealed cooling liquid cavity is formed among the inner shell, the outer shell and the flexible annular plate, cooling liquid is filled in the cooling liquid cavity, two light-transmitting plates are fixedly connected to the inner side wall of the inner shell, an opacifier is filled between the two light-transmitting plates. The invention can reduce the temperature of the light screening agent by the pedestrian stepping on the flexible annular plate, thereby playing the role of shading, preventing glare and influencing the safe passing of the pedestrian.
Description
Technical Field
The invention belongs to the field of LED lamps, and particularly relates to an anti-dazzle high-heat-dissipation LED underground lamp.
Background
The underground lamp is also called as a hidden lamp and is an illumination facility embedded on the ground, and the underground lamp can illuminate vegetation on the ground, the ground and the like, so that the landscape is more beautiful, the aesthetic feeling is added to the night scene of a city, and meanwhile, the underground lamp can illuminate pedestrians to ensure the safe traffic of the urban landscape.
Most of existing underground lamps are buried in roads, the lamps of the underground lamps face upwards to illuminate the tree landscape above, and when a pedestrian walks to the position above the underground lamps, the lamp light is easy to directly irradiate the eyes of the pedestrian and is very dazzling, especially the LED underground lamps are high in directionality and high in light transmission, so that the pedestrian is easy to blindly caused by glaring light emitted at night, safety accidents are caused, and the eyesight of the pedestrian is damaged to a certain extent by the glaring light; traditionally bury the lamp and bury in underground mostly, and the LED banks can produce a large amount of heats at the during operation, buries underground and buries the lamp and be difficult to fast with the heat effluvium, greatly reduced the life of LED banks.
Therefore, an anti-glare high-heat-dissipation LED underground lamp is proposed to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems of glare and slow heat dissipation, and provides an anti-dazzle high-heat-dissipation LED underground lamp which avoids influencing normal passing of pedestrians and has high heat dissipation speed.
In order to achieve the purpose, the invention adopts the following technical scheme: an anti-dazzle high-heat-dissipation LED underground lamp comprises an outer shell and an inner shell, wherein an LED lamp bank is arranged in the inner shell, the upper ends of the inner shell and the outer shell are both provided with openings, the inner shell is arranged in an inverted round platform shape, a flexible annular plate is arranged above the inner shell and the outer shell, the inner ring and the outer ring of the flexible annular plate are respectively fixedly connected with the inner shell and the outer shell, the section of the flexible annular plate is arranged in an upwards arched convex shape, a sealed cooling liquid cavity is formed among the inner shell, the outer shell and the flexible annular plate, cooling liquid is filled in the cooling liquid cavity, two light-transmitting plates are fixedly connected to the inner side wall of the inner shell, a light-shading agent is filled between the two light-transmitting plates, a cooling liquid pipe is arranged between the two light-transmitting plates, and two ends of the cooling liquid, and two ends of the cooling liquid pipe are respectively provided with a one-way liquid inlet valve and a one-way liquid outlet valve.
The invention has the advantages that:
when the LED lamp bank works, the cooling liquid in the cooling liquid cavity can accelerate the exchange speed between the inside of the inner shell and the outside temperature, and a good heat dissipation effect is achieved.
When pedestrians walk on the underground lamp, the flexible annular plate is treaded, hydraulic pressure in the cooling liquid cavity is increased, cooling liquid in the cooling liquid cavity enters the cooling liquid pipe through the one-way liquid inlet valve, when the number of the pedestrians is large, the flexible annular plate is frequently treaded, flowing exchange of the cooling liquid in the cooling liquid cavity and the cooling liquid in the cooling liquid pipe is promoted, the light-shading agent is cooled, the light-shading agent is solidified into a colloidal amorphous body when the temperature is low, the light transmittance is reduced, light emitted by the LED lamp set is shielded by the solidified light-shading agent, the transmitted light is soft and weak in brightness, eyes of the pedestrians walking on the underground lamp are prevented from being stabbed, and a good anti-dazzle effect is achieved.
When no pedestrian passes through the surface of the underground lamp within a period of time, the cooling liquid in the cooling liquid pipe does not flow, the temperature of the light-screening agent is continuously increased under the illumination condition, and the colloidal amorphous body does not have a fixed melting point, so the colloidal amorphous body is gradually melted into transparent liquid when the temperature is gradually increased, light rays of the LED lamp group can penetrate and illuminate to a large extent, and the illumination effect of the underground lamp is ensured.
Preferably, the side wall of one of the light-transmitting plates, which is close to the other light-transmitting plate, is fixedly connected with a heat collecting sheet, and the heat collecting sheet can quickly absorb light emitted by the LED lamp set and convert the light into heat, so that the temperature of the opacifier is increased, and the melting speed of the opacifier is increased.
Preferably, the coolant liquid pipe is PVC transparent hose, avoids sheltering from the light that LED banks sent, influences its illuminating effect, and PVC transparent hose has certain flexible deformability, and when the pressure increase of coolant liquid intracavity, in the coolant liquid accessible one-way feed liquor valve gets into the coolant liquid pipe, the expansion of coolant liquid pipe this moment, when the pressure of coolant liquid intracavity resumes, the coolant liquid pipe resumes to initial condition, then the coolant liquid in the coolant liquid pipe gets into the coolant liquid intracavity through one-way flowing back valve.
Preferably, the inner side wall of the inner shell is slidably connected with two sliding plates, the LED lamp group is fixedly mounted on the upper surface of one of the sliding plates, the side walls of the two sliding plates are respectively provided with a projection and a groove which are arranged in a matching manner, the projection is arranged in the groove and is slidably connected with the side wall of the groove, the projection is fixedly connected with the side wall of the groove through a telescopic bag, the telescopic bag is filled with an evaporation liquid, when the LED lamp group works for a long time, the temperature of the area where the LED lamp group is located is high, the evaporation liquid in the telescopic bag evaporates and expands, the two sliding plates are pushed away from each other, the two sliding plates drive the LED lamp group to slide upwards to a cold area, at the moment, the cold area liquid in the cold area cools the sliding plates, the evaporation liquid is cooled to be liquid, the telescopic bag contracts to drive the two sliding plates to approach each other, when the LED works, the sliding plate can repeatedly drive the LED lamp bank to slide up and down to a cooler area, and the heat dissipation effect of the LED lamp bank is further improved.
Preferably, the outer shell, the inner shell and the sliding plate are all made of metal materials, and the heat conduction effect is good.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment 1 of an anti-glare high-heat-dissipation LED underground lamp provided by the invention;
FIG. 2 is a schematic structural diagram of an embodiment 2 of an anti-glare high-heat-dissipation LED underground lamp provided by the invention;
fig. 3 is an enlarged view of a in fig. 2.
In the figure, 1 outer shell; 2 an inner shell; 3LED lamp group; 4 a flexible annular plate; 5 cooling liquid cavity; 6, light-transmitting plates; 7 a cooling liquid pipe; 8, a one-way liquid inlet valve; 9 one-way drain valve; 10 heat collecting sheets; 11 a sliding plate; 12 a bump; 13, grooves; 14 a bellows.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1, a bury lamp with anti-dazzle type high heat dissipation LED, including shell body 1 and interior casing 2, be provided with LED banks 3 in the interior casing 2, the equal opening setting in upper end of interior casing 2 and shell body 1, interior casing 2 is the round platform form setting of invering, interior casing 2 is equipped with flexible annular slab 4 with the top of shell body 1, the inner circle and the outer lane of flexible annular slab 4 respectively with interior casing 2 and shell body 1 fixed connection, the cross-section of flexible annular slab 4 is the shape of the protruding face setting of upwards hunch-up, interior casing 2, form sealed coolant liquid chamber 5 between shell body 1 and the flexible annular slab 4, the intussuseption of coolant liquid chamber 5 is filled with the coolant liquid, the coolant liquid is water.
In this embodiment, two light-transmitting plates 6 are fixedly connected to the inner side wall of the inner housing 2, an optical-shading agent is filled between the two light-transmitting plates 6, the optical-shading agent is paraffin, it is worth mentioning, the side wall of one light-transmitting plate 6 close to the other light-transmitting plate 6 is fixedly connected with a heat-collecting sheet 10, the heat-collecting sheet 10 can quickly absorb the light emitted by the LED lamp group 3 and convert the light into heat, heat up the light-shading agent, the speed of melting of light-shading agent has been accelerated, be equipped with coolant liquid pipe 7 between two light-passing boards 6, the both ends of coolant liquid pipe 7 all run through and all run through interior casing 2 and extend to the interior setting of coolant liquid chamber 5, the both ends of coolant liquid pipe 7 are equipped with one-way feed liquor valve 8 and one-way flowing back valve 9 respectively, in one-way feed liquor valve 8 only allowed the coolant liquid in coolant liquid chamber 5 to get into coolant liquid pipe 7, one-way flowing back valve 9 only allows the coolant liquid in the coolant liquid pipe 7 to get into in the coolant liquid chamber 5.
In this embodiment, coolant liquid pipe 7 is PVC transparent hose, avoid sheltering from the light that LED banks 3 sent, influence its illuminating effect, and PVC transparent hose has certain flexible deformability, when the pressure increase in coolant liquid chamber 5, in coolant liquid accessible one-way feed liquor valve 8 gets into coolant liquid pipe 7, coolant liquid pipe 7 inflation this moment, when the pressure in coolant liquid chamber 5 resumes, coolant liquid pipe 7 resumes to initial condition, then the coolant liquid in coolant liquid pipe 7 passes through one-way flowing back valve 9 and gets into in the coolant liquid intracavity.
The working principle of the embodiment is as follows:
when the LED lamp bank works, the cooling liquid in the cooling liquid cavity 5 can accelerate the exchange speed between the inside of the inner shell 2 and the outside temperature, and a good heat dissipation effect is achieved.
When a pedestrian walks on the underground lamp, the flexible annular plate 4 is trampled, the hydraulic pressure in the cooling liquid cavity 5 is increased, cooling liquid in the cooling liquid cavity 5 enters the cooling liquid pipe 7 through the one-way liquid inlet valve 8, when the number of pedestrians is large, the flexible annular plate 4 is frequently trampled, the flowing exchange of the cooling liquid in the cooling liquid cavity 5 and the cooling liquid in the cooling liquid pipe 7 is promoted, the light-screening agent is cooled, the light-screening agent is solidified into a colloidal amorphous body when the temperature is low, the light transmittance is reduced, light emitted by the LED lamp group 3 is shielded by the solidified light-screening agent, the transmitted light is soft and weak in brightness, the eyes of the pedestrian walking on the underground lamp are prevented from being stabbed, and a good anti-glare effect is achieved.
When no pedestrian passes through the surface of the underground lamp within a period of time, the cooling liquid in the cooling liquid pipe 7 does not flow, the temperature of the light screening agent is continuously increased under the illumination condition, and the colloidal amorphous body does not have a fixed melting point, so the colloidal amorphous body is gradually melted into transparent liquid when the temperature is gradually increased, the light of the LED lamp group 3 can penetrate and illuminate to a large extent, and the illumination effect of the underground lamp is ensured.
Example 2
As shown in fig. 2 to 3, the present embodiment is different from embodiment 1 in that: sliding connection has two sliding plates 11 on the inside wall of interior casing 2, LED banks 3 fixed mounting is at the upper surface of one of them sliding plate 11, be equipped with lug 12 and the recess 13 that the matching set up on the lateral wall of two sliding plates 11 respectively, lug 12 set up in recess 13 and with the lateral wall sliding connection of recess 13, lug 12 passes through the lateral wall fixed connection of flexible bag 14 with recess 13, the intussuseption of flexible bag 14 is filled with the evaporative liquid, the evaporative liquid is acetone, the boiling point is 56.2 ℃, shell body 1, interior casing 2 and sliding plate 11 are made by metal material, good heat conduction effect.
In this embodiment, after LED banks 3 work for a long time, the temperature in LED banks 3 place region is higher, then the evaporation liquid evaporation inflation in the bellows 14, promote two sliding plates 11 to keep away from each other, then two sliding plates 11 drive LED banks 3 upwards to the colder region, the cold district liquid in the colder region cools down sliding plate 11 this moment, then the evaporation liquid cooling is liquid, bellows 14 shrink drives two sliding plates 11 and is close to each other, then sliding plate 11 drives LED banks 3 and slides down, then LED during operation, sliding plate 11 can drive LED banks 3 up-and-down to the colder region repeatedly, the radiating effect of LED banks 3 has further been improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a bury lamp with high heat dissipation LED of anti-dazzle light type, includes shell body (1) and interior casing (2), be provided with LED banks (3) in interior casing (2), its characterized in that, the equal opening setting in upper end of interior casing (2) and shell body (1), interior casing (2) are the round platform form setting of invering, the top of interior casing (2) and shell body (1) is equipped with flexible annular plate (4), the inner circle and the outer lane of flexible annular plate (4) respectively with interior casing (2) and shell body (1) fixed connection, the cross-section of flexible annular plate (4) is the shape of the convex surface setting of upwards hunch-up, form sealed cooling liquid chamber (5) between interior casing (2), shell body (1) and flexible annular plate (4), cooling liquid chamber (5) intussuseption is filled with the coolant liquid, fixedly connected with two light-passing boards (6) on the inside wall of interior casing (2), two it has the light-shading agent, two to fill between light-passing board (6) be equipped with coolant liquid pipe (7) between light-passing board (6), the both ends of coolant liquid pipe (7) all run through and all run through interior casing (2) and extend to and set up in cooling liquid chamber (5), the both ends of coolant liquid pipe (7) are equipped with one-way feed liquor valve (8) and one-way flowing back valve (9) respectively.
2. The LED underground lamp with the glare-proof and high heat dissipation performance as recited in claim 1, wherein a heat collecting sheet (10) is fixedly connected to the side wall of one of the light-transmitting plates (6) close to the other light-transmitting plate (6).
3. The anti-glare high-heat-dissipation LED underground lamp according to claim 1, wherein the cooling liquid pipe (7) is a PVC transparent hose.
4. The anti-dazzle high-heat-dissipation LED underground lamp according to claim 1, wherein two sliding plates (11) are slidably connected to the inner side wall of the inner shell (2), the LED lamp set (3) is fixedly mounted on the upper surface of one sliding plate (11), a protruding block (12) and a groove (13) which are arranged in a matched mode are respectively arranged on the side walls of the two sliding plates (11), the protruding block (12) is arranged in the groove (13) and is slidably connected with the side wall of the groove (13), the protruding block (12) is fixedly connected with the side wall of the groove (13) through a telescopic bag (14), and evaporation liquid is filled in the telescopic bag (14).
5. The anti-glare high-heat-dissipation LED underground lamp according to claim 4, wherein the outer housing (1), the inner housing (2) and the sliding plate (11) are all made of metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263882.XA CN110906217B (en) | 2019-12-11 | 2019-12-11 | Anti-dazzle type high-heat-dissipation LED underground lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263882.XA CN110906217B (en) | 2019-12-11 | 2019-12-11 | Anti-dazzle type high-heat-dissipation LED underground lamp |
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| Publication Number | Publication Date |
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| CN110906217A true CN110906217A (en) | 2020-03-24 |
| CN110906217B CN110906217B (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911263882.XA Active CN110906217B (en) | 2019-12-11 | 2019-12-11 | Anti-dazzle type high-heat-dissipation LED underground lamp |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706806A (en) * | 2020-06-23 | 2020-09-25 | 黎春媚 | Light intensity self-adjusting LED underground lamp |
| CN111968393A (en) * | 2020-08-26 | 2020-11-20 | 李来彬 | Pedestrian intersection buried traffic signal lamp for smart city and installation and use method thereof |
| CN112254048A (en) * | 2020-10-20 | 2021-01-22 | 申乐奇 | Anti-dazzle LED underground lamp |
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| CN112254048A (en) * | 2020-10-20 | 2021-01-22 | 申乐奇 | Anti-dazzle LED underground lamp |
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Inventor after: Liu Dongsan Inventor after: Zhu Zongyi Inventor after: Zhang Feihang Inventor before: Zhu Zongyi Inventor before: Zhang Feihang |
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Effective date of registration: 20210914 Address after: 410006 room 503, 5 / F, building 4, zone a, jindaoyuan phase I industrial plant, 169 Huizhi Middle Road, high tech Development Zone, Changsha City, Hunan Province Applicant after: Hunan Lingte Technology Co.,Ltd. Address before: New campus of Zhengzhou University, No.100, science Avenue, high tech Zone, Zhengzhou City, Henan Province Applicant before: Zhu Zongyi |
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