CN107781734A - LED light device - Google Patents
LED light device Download PDFInfo
- Publication number
- CN107781734A CN107781734A CN201710137072.4A CN201710137072A CN107781734A CN 107781734 A CN107781734 A CN 107781734A CN 201710137072 A CN201710137072 A CN 201710137072A CN 107781734 A CN107781734 A CN 107781734A
- Authority
- CN
- China
- Prior art keywords
- led
- main body
- remote control
- photo detector
- light source
- 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.)
- Pending
Links
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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0435—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by remote control means
Abstract
The present invention provides a kind of light reception sensitivity that can prevent remote control photo detector and reduced, and reduces the LED light device of inoperable possibility.It is provided with illuminating LED and remote control photo detector on same light source substrate, and the component height of above-mentioned illuminating LED and remote control photo detector is roughly equal.
Description
Technical field
The present invention relates to LED light device.
Background technology
Existing LED light device is using as the remote control light member of the part for receiving the signal sent by remote control
Part is installed on LED and lights inner side of substrate etc..
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2011-108604 publications
The content of the invention
The invention problem to be solved
By remote control photo detector be installed on LED light substrate inner side etc. as the position blocked by main body etc.
In the case of, it is possible to cause the light reception sensitivity of remote control photo detector to reduce, so in order to improve remote control photo detector
Light reception sensitivity, it is generally desirable to which remote control photo detector is installed on the position than main body etc. close to floor.But this
In the case of, it is possible to LED light can be blocked and cause luminance reduction or outward appearance ugly, it is furthermore possible that the wavelength sent from LED
Cause to operate with the transmission signal interference of remote control.On the other hand, it can be prevented it is an object of the invention to provide one kind distant
Controlling the light reception sensitivity of device photo detector reduces, and reduces the LED light device of inoperable possibility.
For solving the technical scheme of problem
In order to solve above-mentioned problem, LED light device of the invention is characterised by：Installed on same light source substrate
There are an illuminating LED and remote control photo detector, the component height of above-mentioned illuminating LED and remote control photo detector is roughly equal.
The effect of invention
In accordance with the invention it is possible to which providing a kind of light reception sensitivity for preventing remote control photo detector reduces, reduction can not grasp
The LED light device of the possibility of work.
Brief description of the drawings
Fig. 1 is the overall perspective view of LED ceiling lights 1.
Fig. 2 is the exploded partial perspective view of Fig. 1 LED ceiling lights 1.
Fig. 3 is the exploded perspective view of Fig. 1 LED ceiling lights 1.
Fig. 4 is Fig. 1 A-A ' sectional views.
Fig. 5 is Fig. 4 partial enlarged drawing.
Embodiment
Embodiments of the present invention are illustrated with accompanying drawing below.Fig. 1 is the overall perspective view of LED ceiling lights 1.Figure
2 be the exploded partial perspective view of Fig. 1 LED ceiling lights 1.Fig. 3 is the exploded perspective view of Fig. 1 LED ceiling lights 1.Fig. 4 is
Fig. 1 A-A ' sectional views.
In this example, LED ceiling lights are done in a substantially circular, but shape is not limited to this.
LED ceiling lights by the house service utensil of the suspension lamp base of the ceiling with being arranged at house or furred ceiling etc. (not
Diagram) engaging mounting adaptation device (not shown) be connected with external power source and be fixed in the assigned position of ceiling surface for
Use.In addition, in the following description unless otherwise specified, the state of ceiling surface is exactly installed on LED ceiling lights
On the basis of, ceiling side is referred to as " upper surface side ", its opposite side (floor side) is referred to as " lower face side ".
As shown in figure 1, LED ceiling lights 1 include：LED ceiling lights main body 2；It is installed on LED ceiling lights main body 2
Diffuser 3 and be installed on diffuser 3 outer circumferential side escutcheon 4.As shown in Fig. 2 in LED ceiling lights 1, the energy of diffuser 3
It is enough to be dismounted from LED ceiling lights main body 2.
As shown in figure 3, LED ceiling lights 1 are provided with from close to the part of ceiling side：LED ceiling lights main body 2,
It includes the main body base 15 of circular, sensor 14, insulation board 13, the power supply board surrounded by main body base 15 and heat sink 11
12nd, the heat sink 11 that is installed on main body base 15, the light source substrate 8 for being installed on heat sink 11, reflector plate 7, covering light source substrate 8
LED hood 6, reflector 5；Escutcheon 4；With the diffuser 3 for being installed on LED ceiling lights main body 2.
In LED ceiling lights main body 2, main body base 15 is that the part for circular is shaped such as by metallic plate.
The utensil installation portion in the hole as circular is provided with the center of main body base 15.Utensil installation portion is engaged solid by hook portion
Surely there is mounting adaptation device (not shown).The mounting adaptation device is fastened on the house service utensil of ceiling side.Thus, comprising
The LED ceiling lights 1 of main body base 15 are fixed in smallpox by mounting adaptation device, utensil installation portion and house service utensil respectively
The assigned position of plate face.
Illuminating LED 9 and remote control photo detector 10 are mounted with light source substrate 8, both parts are highly roughly equal,
Light thus, it is possible to not hinder illuminating LED 9, it can prevent the light reception sensitivity of remote control photo detector 10 from declining.In addition,
Play the effect for deleting part required when setting in addition.Power supply connection (not shown) is provided near utensil installation portion
Portion.Power supply connecting portion will be electrically connected by electric wire (not shown) between mounting adaptation device and power supply board 12.Thus, LED smallpoxes
Plate lamp 1 receives power supply by house service utensil, mounting adaptation device and power supply connecting portion respectively.
Insulation board 13 is set between main body base 15 and heat sink 11.Main body base 15 and heat sink 11 are all metal systems
, for example, steel plate of precoating metal (PCM).In contrast, insulation board 13 is using with electrical insulating property and anti-flammability
Such as the resin material such as polypropylene (PP) shaping.
Power supply board 12 is held in insulation board 13 by being provided projectingly on the substrate fastener of the outer rim of insulation board 13.Absolutely
Listrium 13 is screwed in main body base 15.Thus, power supply board 12 with maintain the state of electrical insulating property to be locked to be fixed on by
In the heat-dissipating space that main body base 15 and heat sink 11 surround.
Heat sink 11 plays to power supply board 12 and is provided with the effect that multiple LED light source substrate 8 cooled down.These
Substrate generates heat in its work.In general, the LED as semiconductor element has the weak property of heat resistance.In addition, using
When flow through the high current of low-voltage and carry out high brightness and light, so while with the luminous heating, LED in itself with surrounding
Part can be deteriorated constantly.Long-life, high reliability are realized in order to suppress the deterioration, it is desirable to carry out appropriate radiating.
When power supply board 12 and the adstante febre of light source substrate 8, the gas of the heat-dissipating space surrounded by main body base 15 and heat sink 11
Atmosphere temperature rises.Now, if the volume of heat-dissipating space is small, the amount for being accommodated in air therein is few.As a result, air connects
Touching the radiating effect brought can reduce, as big as possible it is advantageous to the volume of heat-dissipating space.In addition, from maintaining good heat transfer
Property from the viewpoint of, preferably heat sink 11 with substantially truncated cone it is not integrally formed with a seam.Such heat sink 11 passes through
Stamping manufacture is carried out to metal thin plate.
In illumination light source, light source substrate 8 can include common generally fan-shaped 4 piece substrate.This 4 pieces of substrates are being pacified
Substantially donut shape is generally formed in the state of assigned position loaded on heat sink 11.
Light source substrate 8 is provided with the multiple main LED and emergency lighting LED for being used as main light source by scolding tin.These LED exist
Launch light during work and generate heat, the temperature of their own rises.LED uprises with temperature, and its luminous efficiency reduces.In addition,
Life-span also gradually shortens.Therefore, it is necessary to set the appropriate cooling mechanism for coordinating temperature to rise in addition.
There is LED hood 6 function that will be guided from the light beam that multiple LED are sent to lower face side (floor side), physics to prevent
Multiple LED are with function and the pressing light source substrate 8 for linear contact lay of powering so that its function for being close to heat sink 11.
Fig. 2 is to represent for LED hood 6 to be installed on the Local map of one of the state of light source substrate 8.As illustrated, multiple LED
Pass through corresponding multiple domed shape portions emergent light.In this example, a pair of LED groups are accommodated in a domed shape portion, but received
The quantity for the LED being contained in domed shape portion does not limit.A such as side in a pair of LED groups is the light beam for projecting white system
White system led, the opposing party for project warm colour system light beam warm colour system led.As these LED, can suitably adopt
With for example by the way that the blue led of blue light beam and the fluorophor combination of yellow will be projected by blue-light-emitting and Yellow luminous synthesis
To project LED of white light or warm colour light (such as orange etc.) etc..
LED hood 6 is used has translucency and electric insulation such as makrolon (PC), propylene (PMMA), polystyrene (PS)
The resin of property is integrally formed.If integrally formed with the resin, with the multiple cheeses for making the light from each LED pass through respectively
Shape portion correspondingly ensures the rigidity of LED hood 6, and improves the adhesion of light source substrate 8 and heat sink 11.
Using the knot for making light source substrate 8 that the screw of LED hood 6 to be fixed on to heat sink 11 between heat sink 11 and LED hood 6
Structure.Thus, the close property of light source substrate 8 and heat sink 11 uprises, it is possible to increase thermal diffusivity.Therefore, it is possible to realize light-emitting area
The excellent LED ceiling lights 1 of even density and LED luminous efficiency.
And, it may have LED configuration is remedied to relative to the appropriate position of LED hood 6, and mitigates light source substrate 8
Warpage and deformation effect.
Diffuser 3 is kept using the installed part for the terminal part for being fixed on heat sink 11 so that the state of hanging is engaged.Specifically
For, for example, by making diffuser 3 be provided projectingly on the engaging (not shown) of diffuser 3 around circumferential rotate counterclockwise to pull down
Portion.Diffuser 3 is integrally formed using the translucent resin such as propylene (PMMA).
Fig. 4 is the sectional view of LED ceiling lights main body 2, is to represent be provided with illuminating LED 9 and remote control light member
The Local map of the state of LED hood 6 is installed on the light source substrate 8 of the state of part 10.Fig. 5 is Fig. 4 partial enlarged drawing.As schemed
Show, multiple illuminating LEDs 9 are configured not rounded by corresponding multiple domed shape portion 6a emergent lights, remote control photo detector 10
Push up the part 6b of shape.In addition, the rake 6c of LED hood 6 is provided between illuminating LED 9 and remote control photo detector 10.
By setting in the part corresponding with illuminating LED 9 of LED hood 6 and between 10 corresponding part of remote control photo detector and inclining
Ramp-like rake 6c, make to be difficult to reach remote control photo detector 10 from the wavelength that illuminating LED 9 is sent.
Description of reference numerals
1 LED ceiling lights
2 LED ceiling light main bodys
3 diffusers
4 escutcheons
5 reflectors
6 LED hoods
7 reflector plates
8 light source substrates
9 illuminating LEDs
10 remote control photo detectors
11 heat sinks
12 power supply boards
13 insulation boards
14 sensors
15 main body bases
A expanded scopes.
Claims (2)
- A kind of 1. LED light device, it is characterised in that：Illuminating LED and remote control photo detector are installed on same light source substrate,The component height of illuminating LED and the remote control photo detector is roughly equal.
- 2. LED light device as claimed in claim 1, it is characterised in that：Including LED ceiling lights main body and the diffuser for being installed on the LED ceiling lights main body,Wherein described LED ceiling lights main body includes：Main body base, the heat sink for being installed on the main body base, by the main body base and The power supply board of the heat sink encirclement, the light source substrate for being installed on the heat sink and the covering illumination are used LED, the remote control photo detector and the light source substrate LED hood,The part relative with the illuminating LED of the LED hood and the part relative with the remote control photo detector it Between be provided with skewed rake.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-167484 | 2016-08-30 | ||
| JP2016167484A JP6606036B2 (en) | 2016-08-30 | 2016-08-30 | LED lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107781734A true CN107781734A (en) | 2018-03-09 |
Family
ID=61438033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137072.4A Pending CN107781734A (en) | 2016-08-30 | 2017-03-09 | LED light device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6606036B2 (en) |
| CN (1) | CN107781734A (en) |
| TW (1) | TW201807353A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102884375A (en) * | 2010-04-12 | 2013-01-16 | 夏普株式会社 | Illumination device and illumination system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5842440B2 (en) * | 2011-01-11 | 2016-01-13 | 東芝ライテック株式会社 | lighting equipment |
| JP6208204B2 (en) * | 2015-11-16 | 2017-10-04 | 日立アプライアンス株式会社 | Lighting device |
-
2016
- 2016-08-30 JP JP2016167484A patent/JP6606036B2/en active Active
-
2017
- 2017-03-09 CN CN201710137072.4A patent/CN107781734A/en active Pending
- 2017-03-27 TW TW106110163A patent/TW201807353A/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102884375A (en) * | 2010-04-12 | 2013-01-16 | 夏普株式会社 | Illumination device and illumination system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6606036B2 (en) | 2019-11-13 |
| JP2018037176A (en) | 2018-03-08 |
| TW201807353A (en) | 2018-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Tokyo, Japan, Japan Applicant after: Hitachi Global Living Program Co., Ltd. Address before: Tokyo, Japan, Japan Applicant before: Hitachi Household Electric Appliance Co. |
|
| CB02 | Change of applicant information | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180309 |
|
| WD01 | Invention patent application deemed withdrawn after publication |