CN201081213Y - Bank light - Google Patents

Bank light Download PDF

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Publication number
CN201081213Y
CN201081213Y CNU2007201767213U CN200720176721U CN201081213Y CN 201081213 Y CN201081213 Y CN 201081213Y CN U2007201767213 U CNU2007201767213 U CN U2007201767213U CN 200720176721 U CN200720176721 U CN 200720176721U CN 201081213 Y CN201081213 Y CN 201081213Y
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CN
China
Prior art keywords
light emitting
heat
radiating
light
emitting diode
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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.)
Expired - Fee Related
Application number
CNU2007201767213U
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Chinese (zh)
Inventor
刘昌圳
陈盟仁
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FEITIAN SCIENCE AND TECHNOLOGY Co Ltd
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FEITIAN SCIENCE AND TECHNOLOGY Co Ltd
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Priority to CNU2007201767213U priority Critical patent/CN201081213Y/en
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Publication of CN201081213Y publication Critical patent/CN201081213Y/en
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Abstract

The utility model relates to a bank lamp, comprising a radiating base plate, a plurality of light emitting diodes and a radiating seat. The radiating base plate is provided with a first surface and a second surface which are opposite. A printing control circuit is formed on the first surface. The light emitting diodes is lined on the second surface of the radiating base plate and a pin is electrically connected with the printing control circuit on the first surface through the radiating base plate. The radiating seat is arranged and connected with the second surface of the radiating base plate and is provided with an empty cavity to contain the light emitting diodes, therefore, heat energy produced in operation of the light emitting diode is dissipated through the side directions of the light emitting diodes and the base plate direction.

Description

Bank light
Technical field
The utility model relates to a kind of bank light, refers to that especially a kind of light emitting diode with a plurality of arrangements is the bank light of light source.
Background technology
Light emitting diode in daily life because component size is little and the brightness abundance becomes the selection of light source gradually.Yet light emitting diode in use, can produce a large amount of heat energy, and component temperature is risen, but hot environment can make descend the service life of light emitting diode.For keeping the operating efficiency of certain level, effectively the heat energy of loss light emitting diode just becomes main purpose.
See also shown in Figure 1, U.S. Pat 5,857,767 disclose a kind of schematic diagram of cooling system of light emitting diode, this cooling system 10 is to be made into fin shapes for the first surface 111 that connects the heat-radiating substrate 11 of putting light emitting diode 12, make heat that light emitting diode 12 produced from the orientation substrate adjacent, borrow these heat-radiating substrate 11 loss to atmosphere with its pin 121.
See also shown in Fig. 2 A, U.S. Pat 7,253,447 disclose a kind of light-emitting device 20 again, and this light-emitting device 20 contains heat-radiating substrate 21, are positioned at the circuit board 22 of these heat-radiating substrate 21 tops, be formed at the printed circuit 23,24 on this circuit board 22, light-emitting component 25, the lead 26 of electric connection printed circuit 23,24 and light-emitting component 25, and the lampshade 27 that hides light-emitting component 25 and lead 26.This heat-radiating substrate also can change it into fin shape heat-radiating substrate 212 shown in Fig. 2 B.Can also on heat-radiating substrate 213, open heat radiation holes 213a as Fig. 2 C, and heat pipe 213b is set, heat be guided to heat radiation plate 213c by heat pipe disperse at tapping.
Heat abstractor in the above-mentioned known technology all is located at for connecing the orientation substrate of putting light emitting diode, but during the light emitting diode running, heat not only is created in the direction of substrate, also can disperse toward light emission direction and side direction.Remove light emission direction and be satisfying property illumination effect, can not place outside the heat abstractor, the heat how the loss light emitting diode is dispersed in its side direction reaches the effect of quick reduction overall structure temperature, is utmost point problem to be thought deeply now.
Summary of the invention
In view of the deficiency of above-mentioned known technology, the utility model purpose is to provide that a kind of it has heat abstractor with the bank light of light emitting diode as light source, but the heat that is produced during the work of loss bank light makes light emitting diode be able to normal operation.
Another purpose of the present utility model is to provide a kind of bank light, can be for the heat of loss light emitting diode with respect to substrate and lateral.
For achieving the above object, the utility model provides a kind of bank light, comprising: heat-radiating substrate, have first surface and second surface, and be formed with control circuit in first surface; A plurality of light emitting diodes are arranged in the second surface of heat-radiating substrate, and its pin passes heat-radiating substrate and electrically connects with the printing control circuit of first surface; And radiating seat, connect on the second surface that places heat-radiating substrate, and wherein have cavity, with ccontaining above-mentioned light emitting diode.
This light emitting diode is arranged in the second surface of heat-radiating substrate, and is placed in the cavity of radiating seat, makes light emitting diode side direction heat, be able to absorb by radiating seat, except that being dissipated into the atmosphere, also can conduct heat to heat-radiating substrate, be dissipated in the atmosphere by the first surface of heat-radiating substrate.And the heat of light emitting diode base plate direction then is directly conducted to heat-radiating substrate and is dissipated in the atmosphere.
Compared to the light-emitting device of known technology only by the heat of heat-radiating substrate loss light emitting diode base plate direction, the speed that causes luminous diode temperature to reduce is comparatively slow, and in the high temperature service life of light emitting diode can reduce, for the effect that makes light emitting diode normal, so known light-emitting device can't use high-power light emitting diode, so will cause the light-emitting device of known technology that higher brightness can't be provided.The utility model then utilizes the radiating seat that contains cavity, further absorb the heat of light emitting diode side direction, cooperate heat-radiating substrate that the heat of light emitting diode side direction and orientation substrate is dissipated in the atmosphere again, to reach the temperature of bank light in the quick reduction use, so can use the light emitting diode of higher-wattage, to reach the effect that improves brightness.
Description of drawings
Fig. 1 is the schematic diagram of the disclosed LED heat radiating of U.S. Pat 5857767 system;
Fig. 2 A is the schematic diagram of U.S. Pat 7253447 disclosed light-emitting devices;
Fig. 2 B is the schematic diagram of the light-emitting device of U.S. Pat 7253447 disclosed heat-radiating substrate tool fins;
Fig. 2 C is the schematic diagram that U.S. Pat 7253447 disclosed light-emitting devices connect heat pipe and heat radiation plate;
Fig. 3 A is a bank light profile of the present utility model;
Fig. 3 B is a bank light vertical view of the present utility model;
Fig. 3 C is a bank light schematic perspective view of the present utility model;
Fig. 4 A and Fig. 4 B are the schematic diagram of bank light second embodiment of the present utility model;
Fig. 5 A and Fig. 5 B are the schematic diagram of bank light the 3rd embodiment of the present utility model;
Fig. 6 is the schematic diagram of bank light the 4th embodiment of the present utility model;
Fig. 7 is the schematic diagram of bank light the 5th embodiment of the present utility model.
Wherein, Reference numeral:
10 cooling systems
11 heat-radiating substrates
111 first surfaces
12 light emitting diodes
121 pins
20 light-emitting devices
21 heat-radiating substrates
212 fin shape heat-radiating substrates
213 heat pipe heat radiation substrates
The 213a heat radiation holes
The 213b heat pipe
The 213c heat radiation plate
22 circuit boards
23 printed circuits
24 printed circuits
25 light-emitting components
26 leads
27 lampshades
30 bank lights
31 heat-radiating substrates
311 first surfaces
312 second surfaces
32 light emitting diodes
321 pins
33 radiating seats
331 cavitys
332 screws
34 lampshades
4 radiating seats
41 cavitys
5 radiating seats
51 cavitys
54 lampshades
The bank light of 60 two-dimentional square arrangement
70 two dimensions are inlayed the bank light of arrangement
The specific embodiment
Below cooperate graphic explanation specific embodiment of the utility model, know that usually the knowledgeable can understand technical characterictic of the present utility model easily and reach effect so that have in the affiliated technology.
Figure Y20072017672100061
Fig. 3 A to Fig. 3 C is the schematic diagram of bank light first embodiment of the present utility model, and wherein Fig. 3 A is the bank light profile of present embodiment, and Fig. 3 B is this bank light vertical view, and Fig. 3 C is this bank light schematic perspective view.See also Fig. 3 A, bank light of the present utility model can be applicable to comprise at least with the lighting apparatus of light emitting diode as light source: heat-radiating substrate 31, have first surface 311 and second surface 312, and be formed with the printing control circuit in first surface 311; A plurality of light emitting diodes 32, one dimension are arranged in the second surface 312 of heat-radiating substrate 31, and its pin 321 passes heat-radiating substrate 31 and electrically connects with the printing control circuit of first surface 311; A plurality of radiating seats 33 wherein have cavity 331, with ccontaining this light emitting diode 32, and with spiral shell 332 fixing and one dimension is arranged on the second surface 312 of heat-radiating substrate 31.Other has a plurality of lampshades 34, places on the cavity 331 of radiating seat 33, with this light emitting diode 32 of capping.
This heat-radiating substrate 31 wherein can copper, heat sink material such as aluminium, pottery makes; This radiating seat 33 is except that heat sink materials such as material available copper, aluminium, pottery are made, and its profile also can be made into fin shapes, to increase the area of heat radiation; This light emitting diode 33 is owing to be provided with radiating seat around it, thus can improve radiating efficiency, and then use high-power light emitting diode, the 30 available brightness of lifting bank light; The material of lampshade 34 can be transparent materials such as acryl or glass, and to reach the effect of protection light emitting diode, this lampshade shape can be made into the optics lampshade of adjustable light focal length; Also removable this lampshade only exposes the light of light emitting diode.
Figure Y20072017672100071
Please cooperate and consult Fig. 4 A and Fig. 4 B, it is the schematic diagram of bank light second embodiment of the present utility model, and wherein Fig. 4 A is the side view of this example bank light, and Fig. 4 B is the vertical view of this example bank light.The present embodiment and first embodiment are roughly the same, and main difference part is that the radiating seat of present embodiment only is single radiating seat 4, and wherein one dimension is arranged with a plurality of cavitys 41, for ccontaining a plurality of light emitting diodes 32.Other has a plurality of lampshades 34, places respectively on the cavity 41 of radiating seat 4, with these a plurality of light emitting diodes 32 of capping.
Figure Y20072017672100072
Please cooperate and consult Fig. 5 A and Fig. 5 B, it is the schematic diagram of bank light the 3rd embodiment of this practical property, and wherein Fig. 5 A is the side view of this example bank light, and Fig. 5 B is the vertical view of this example bank light.The present embodiment and first embodiment are roughly the same, main difference part is that the radiating seat of present embodiment only is single radiating seat 5, wherein has single cavity 51, these a plurality of light emitting diodes 32 all are placed in this cavity 51, and one dimension is arranged on the second surface 312 of heat-radiating substrate 31, other has lampshade 54, places on the cavity 51 of radiating seat 5, to cover these a plurality of light emitting diodes 32.
Figure Y20072017672100073
Please cooperate and consult the schematic diagram of Fig. 6 for bank light the 4th embodiment of the present utility model.The present embodiment and first embodiment are roughly the same, main difference part is that a plurality of light emitting diodes of present embodiment and a plurality of radiating seat form the bank light 60 that two-dimentional square ways is arranged, make the utility model that area source can be provided, can control the light and shade of light emitting diode what is more by circuit, make the utility model be applied to the display aspect
Figure Y20072017672100074
Please cooperate and consult the schematic diagram of Fig. 7 for bank light the 5th embodiment of the present utility model.Present embodiment and the 4th embodiment are roughly the same, and difference is that a plurality of light emitting diodes of present embodiment and a plurality of radiating seat form the bank light 70 that two-dimentional mosaic mode is arranged.Inlay the tightst arrangement of arrangement mode in two-dimensional arrangements, promptly inlay arrangement and square arrangement under equal area, inlay arrangement and can insert more object in this area.So the arrangement mode of present embodiment can make the utility model under equal area, inserts more light emitting diode, and makes the utility model under unit are, and higher brightness is provided.
Compared to the light-emitting device of known technology only by the heat of the relative orientation substrate of heat-radiating substrate loss light emitting diode, cause underspeeding of temperature comparatively slow, and in the high temperature service life of light emitting diode can reduce, so can't use high-power light emitting diode.The utility model then utilizes the radiating seat that contains cavity, further absorb the heat of light emitting diode side direction, with the heat-radiating substrate heat of loss light emitting diode side direction and orientation substrate together, to reach the temperature of bank light in the quick reduction use, so can use the light emitting diode of higher-wattage, to reach the effect that improves brightness.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (9)

1. bank light comprises:
Heat-radiating substrate has first surface and second surface, is formed with control circuit in first surface;
A plurality of light emitting diodes are arranged in the second surface of heat-radiating substrate, and its pin passes heat-radiating substrate and electrically connects with the printing control circuit of first surface; And
Radiating seat connects on the second surface that places heat-radiating substrate, and wherein has cavity, with ccontaining this light emitting diode.
2. bank light according to claim 1 also includes lampshade, places on the cavity of radiating seat, with the capping light emitting diode.
3. bank light according to claim 1 also includes the lampshade of adjustable light focal length, places on the cavity of radiating seat, with the capping light emitting diode.
4. bank light according to claim 1, wherein, this radiating seat is with a plurality of arrangements, and respectively this radiating seat is provided with the cavity of ccontaining light emitting diode.
5. bank light according to claim 4, wherein, this radiating seat is one dimension and arranges.
6. bank light according to claim 4, wherein, this radiating seat is two-dimentional square arrangement.
7. bank light according to claim 4, wherein, this radiating seat is two dimension and inlays arrangement.
8. bank light according to claim 1, wherein, this radiating seat has a cavity of arranging, with ccontaining light emitting diode.
9. bank light according to claim 1, wherein, this radiating seat has single cavity that can ccontaining a plurality of light emitting diodes.
CNU2007201767213U 2007-09-18 2007-09-18 Bank light Expired - Fee Related CN201081213Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201767213U CN201081213Y (en) 2007-09-18 2007-09-18 Bank light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201767213U CN201081213Y (en) 2007-09-18 2007-09-18 Bank light

Publications (1)

Publication Number Publication Date
CN201081213Y true CN201081213Y (en) 2008-07-02

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CNU2007201767213U Expired - Fee Related CN201081213Y (en) 2007-09-18 2007-09-18 Bank light

Country Status (1)

Country Link
CN (1) CN201081213Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101725937B (en) * 2008-10-30 2012-06-13 富准精密工业(深圳)有限公司 Light-emitting diode lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101725937B (en) * 2008-10-30 2012-06-13 富准精密工业(深圳)有限公司 Light-emitting diode lamp

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080702

Termination date: 20100918