CN103558538B - Light-emitting diode detection device - Google Patents
Light-emitting diode detection device Download PDFInfo
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- CN103558538B CN103558538B CN201310328969.7A CN201310328969A CN103558538B CN 103558538 B CN103558538 B CN 103558538B CN 201310328969 A CN201310328969 A CN 201310328969A CN 103558538 B CN103558538 B CN 103558538B
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Abstract
A kind of light-emitting diode detection device includes fixing substrate, it is installed on this fixing substrate for carrying light emitting diode the some heat-conducting parts fitted with light emitting diode heat conductivity respectively and being installed on this fixing substrate for the some electrical connection sections being connected with light emitting diode electric conductivity respectively, each electrical connection section includes the first electrical connection section for being connected respectively and the second electrical connection section with light emitting diode electric conductivity, this heat-conducting part can be relative to the first electrical connection section of this electrical connection section, second electrical connection section flexibly stretches, thus on heat-conducting part and light emitting diode is resisted against the first electrical connection section of described electrical connection section by this heat-conducting part to realize light emitting diode described in device, take out from heat-conducting part on second electrical connection section or by described light emitting diode.Compared with prior art, the light-emitting diode detection device of the present invention is easy to operate, fast have higher test job efficiency.
Description
Technical field
The present invention relates to LED lighting field, particularly relate to the light-emitting diode detection device of a kind of job stability in order to test light emitting diode.
Background technology
Light emitting diode (light emitting diode, LED), as a kind of efficient luminous source, has the various features such as environmental protection, power saving, life-span length and is applied to various field widely.LED solid state light emitter is owing to can produce higher brightness, it is possible to achieve indoor and outdoor lighting, also will replace the existing light source such as electric filament lamp and fluorescent lamp, it is thus achieved that use more widely.
During actual production LED, need after having manufactured the job stability of LED is tested.At present current LED operation stability testing method is in same model, the LED product that manufactures with batch, extract a number of sample to test, in test process, measure its performance parameter, extrapolate the service life of the LED of this model, this batch according to corresponding working life algorithm.
But, test one by one, in turn to the sample extracted, the longer testing time can be consumed so that the integrated testability to LED is inefficient.
Summary of the invention
In view of this, it is necessary to a kind of light-emitting diode detection device with higher testing efficiency is provided.
nullA kind of light-emitting diode detection device，In order to some light emitting diodes are tested，This light-emitting diode detection device includes fixing substrate、It is installed on this fixing substrate for carrying light emitting diode the some heat-conducting parts fitted with light emitting diode heat conductivity respectively and being installed on this fixing substrate for the some electrical connection sections being connected with light emitting diode electric conductivity respectively，Each electrical connection section includes the first electrical connection section for being connected respectively and the second electrical connection section with light emitting diode electric conductivity，This heat-conducting part can be relative to the first electrical connection section of this electrical connection section、Second electrical connection section flexibly stretches，Thus on heat-conducting part and light emitting diode is resisted against the first electrical connection section of described electrical connection section by this heat-conducting part to realize light emitting diode described in device、Take out from heat-conducting part on second electrical connection section or by described light emitting diode.
Further, described heat-conducting part includes being arranged at the installed part on described fixing substrate, the elastic component being folded between this installed part and fixing substrate and being placed in the fastener below this fixing substrate.
Some storage tanks are offered on the end face of described fixing substrate, each storage tank corresponding matching installs a heat-conducting part, at the corresponding each storage tank of this fixing substrate, correspondence offers a perforation, this perforation downwardly extends the bottom surface of this fixing substrate through, described installed part includes the top cover for fitting with the bottom heat conductivity of described light emitting diode and is protruded out bar by downwardly extend in the middle part of the bottom surface of this top cover, described flexible member is placed in storage tank and is folded between the top cover of installed part and fixing substrate, the described bar that protrudes out is placed through in the perforation at described storage tank, it is interior to be fixedly linked with fastener that this bottom protruding out bar is embedded at described fastener.
Being correspondingly formed a pair draw-in groove on the end face of described fixing substrate around corresponding each storage tank, every a pair draw-in groove is in order to install with the first electrical connection section of an electrical connection section, the second electrical connection section corresponding matching.
Described first electrical connection section includes one first electrode tip holder that correspondence is placed in a wherein draw-in groove of the pair of draw-in groove, by this first electrode tip holder extend for one first depression bar that light emitting diode electrically connects and be placed through corresponding draw-in groove fixing substrate in one first electric binding post, described second electrical connection section includes one second electrode tip holder that correspondence is placed in wherein another draw-in groove of the pair of draw-in groove, by this second electrode tip holder extend for one second depression bar that light emitting diode electrically connects and be placed through corresponding draw-in groove fixing substrate in one second electric binding post.
nullFirst electrode tip holder of described first electrical connection section is inverted T-shaped，It includes that one is placed in the first matrix in corresponding draw-in groove and by one first fixed block upwards protruded out in the middle part of the end face of this first matrix，One end of described first depression bar is fixed in the first fixed block of the first electrode tip holder，The other end of this first depression bar is positioned at the top of heat-conducting part in order to electrically connect with light emitting diode，The top of described first electric binding post is embedded in the first electrode tip holder，The bottom of this first electric binding post is through fixing the bottom surface of substrate and extending to the lower section of fixing substrate，Second electrode tip holder of described second electrical connection section is inverted T-shaped，It includes that one is placed in the second matrix in corresponding draw-in groove and by one second fixed block upwards protruded out in the middle part of the end face of this second matrix，One end of described second depression bar is fixed in the second fixed block of the second electrode tip holder，The other end of this second depression bar is positioned at the top of heat-conducting part in order to electrically connect with light emitting diode，The top of described second electric binding post is embedded in the second electrode tip holder，The bottom of this second electric binding post is through fixing the bottom surface of substrate and extending to the lower section of fixing substrate.
Described elastic component is spring, and it is placed through the protruding out on bar of described installed part.
Described light-emitting diode detection device also includes the heat-radiating substrate being arranged at described fixing base plate bottom.
Some through holes running through heat-radiating substrate are offered on described heat-radiating substrate, the perforation of the corresponding and described fixing substrate of described through hole connects, the described bottom of bar that protrudes out is through fixing the bottom surface of substrate and being continued to protrude out downwards this heat-radiating substrate by through hole and be connected with described fastener, and described fastener is placed in the subjacent of this heat-radiating substrate and engages with this heat-radiating substrate heat conductivity.
Symmetrical structure centered by described fixing substrate, described heat-conducting part and electrical connection section are radially arranged on the end face of this fixing substrate relative to the center of this fixing substrate, or described heat-conducting part and electrical connection section are arranged on the end face of this fixing substrate by array arrangement mode.
nullCompared with prior art，The light-emitting diode detection device of the present invention is in order to test some light emitting diodes，This light-emitting diode detection device includes fixing substrate、It is installed on this fixing substrate for carrying light emitting diode the some heat-conducting parts fitted with light emitting diode heat conductivity respectively and being installed on this fixing substrate for the some electrical connection sections being connected with light emitting diode electric conductivity respectively，Each electrical connection section includes the first electrical connection section for being connected respectively and the second electrical connection section with light emitting diode electric conductivity，This heat-conducting part can be relative to the first electrical connection section of this electrical connection section、Second electrical connection section flexibly stretches，Thus on heat-conducting part and light emitting diode is resisted against the first electrical connection section of described electrical connection section by this heat-conducting part to realize light emitting diode described in device、Take out from heat-conducting part on second electrical connection section or by described light emitting diode，Easy to operate、Described light-emitting diode detection device is fast made to have higher test job efficiency，And the overall processing manufacturing cost of light-emitting diode detection device is relatively low.
Additionally, light emitting diode in test is dispelled the heat by the heat-conducting part of the light-emitting diode detection device of the present invention, the heat that LED operation produces quickly can be conducted to away from the fastener of light emitting diode by the installed part of heat-conducting part, heat-radiating substrate can also be transferred to until distributing to surrounding again through fastener, thus the operating temperature of the light emitting diode being effectively ensured in test is avoided too high, and then prevent it from causing because of overheated damaging.
With reference to the accompanying drawings, the invention will be further described in conjunction with the embodiments.
Accompanying drawing explanation
Fig. 1 is that the element of the light-emitting diode detection device of one embodiment of the invention assembles schematic diagram.
Fig. 2 is the inversion schematic diagram figure of light-emitting diode detection device shown in Fig. 1.
Fig. 3 is the subelement exploded pictorial of light-emitting diode detection device shown in Fig. 1.
Fig. 4 is the partial cutaway view schematic in the IV-IV line direction along Fig. 1 of the light-emitting diode detection device shown in Fig. 1.
Main element symbol description
| Light-emitting diode detection device | 100 |
| Light emitting diode | 10 |
| Fixing substrate | 20 |
| Storage tank | 21 |
| Perforation | 210 |
| Draw-in groove | 22 |
| Electrical connection section | 30 |
| First electrical connection section | 32 |
| First electrode tip holder | 322 |
| First matrix | 3220 |
| First fixed block | 3222 |
| First depression bar | 324 |
| First electric binding post | 326 |
| Second electrical connection section | 34 |
| Second electrode tip holder | 342 |
| Second matrix | 3420 |
| Second fixed block | 3422 |
| Second depression bar | 344 |
| Second electric binding post | 346 |
| Heat-conducting part | 40 |
| Installed part | 42 |
| Top cover | 420 |
| Sidewall | 422 |
| Protrude out bar | 424 |
| Elastic component | 44 |
| Fastener | 46 |
| Thermal conductive silicon rubber cushion | 48 |
| Installing hole | 460 |
| Connect seat | 50 |
| Pillar | 52 |
| Connecting plate | 54 |
| Heat-radiating substrate | 60 |
| Through hole | 62 |
| Cover plate | 70 |
| Port | 72 |
| Screw piece | 80 |
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Referring to Fig. 1 to Fig. 4, light emitting diode (LED) the test device 100 of one embodiment of the invention is in order to test the job stability of some light emitting diodes 10 simultaneously.nullThis light-emitting diode detection device 100 includes fixing substrate 20、It is installed on this fixing substrate 20 for carrying light emitting diode 10 the some heat-conducting parts 40 fitted with light emitting diode 10 heat conductivity respectively and being installed on this fixing substrate 20 for the some electrical connection sections 30 being connected with light emitting diode 10 electric conductivity respectively，Each electrical connection section 30 includes the first electrical connection section 32 and the second electrical connection section 34 for being connected respectively with light emitting diode 10 electric conductivity，This heat-conducting part 40 can be relative to the first electrical connection section 32 of this electrical connection section 30、Second electrical connection section 34 flexibly stretches，Thus on heat-conducting part 40 and light emitting diode 10 is resisted against the first electrical connection section 32 of described electrical connection section 30 by this heat-conducting part 40 to realize light emitting diode 10 described in device、Take out from heat-conducting part 40 on second electrical connection section 34 or by described light emitting diode 10.
Above-mentioned fixing substrate 20 is discoid plate body on the whole, is made up of Ins. ulative material, such as the material such as ceramic-like, resinae.In this embodiment, it is preferred that, this fixing substrate 20 uses polytetrafluoroethylmaterial material to be made into integration, and polytetrafluoroethylmaterial material has the characteristics such as insulation high temperature resistant, corrosion-resistant, high, not adhesion.Some storage tanks 21 are offered on the end face of described fixing substrate 20.In the present embodiment, described storage tank 21 is cylindrical, it is possible to understand that ground, and the most described storage tank 21 can select other geometries, such as the shape such as square block, prism-shaped.Each storage tank 21 corresponding matching installs a heat-conducting part 40.It has been correspondingly formed a pair strip-shaped clamp groove 22 around corresponding each storage tank 21 on the end face of described fixing substrate 20.Every a pair draw-in groove 22 is in order to install with electrical connection section 30 corresponding matching.It is to be appreciated that symmetrical structure centered by described fixing substrate 20, in order to the light emitting diode 10 that need to test is installed and carries out subsequent testing operation.In the present embodiment, described storage tank 21 and corresponding its interior heat-conducting part 40 accommodating radially, are uniformly arranged in the end face of fixing substrate 20 near peripheral region relative to the center of this fixing substrate 20.Understandably, these storage tanks 21 and corresponding its interior heat-conducting part 40 accommodating can be arranged in the end face optional position of fixing substrate 20 to the end face being covered with whole fixing substrate 20, arrangement mode can be also any-mode according to actual needs, as with array way or irregular mode.At the corresponding each storage tank 21 of described fixing substrate 20, correspondence offers a perforation 210, and this perforation 210 downwardly extends the bottom surface of this fixing substrate 20 through.
Above-mentioned electrical connection section 30 is made up of conductive material, and in the present embodiment, it is made up of stainless steel material.Each electrical connection section 30 includes one first electrical connection section 32 and one second electrical connection section 34 being oppositely arranged with this first electrical connection section 32.Described first electrical connection section 32 include correspondence be placed in one first electrode tip holder 322 in a wherein draw-in groove 22, extended by this first electrode tip holder 322 and with one first depression bar 324 that light emitting diode 10 electrically connects and be placed through corresponding draw-in groove 22 fixing substrate 20 in one first electric binding post 326.The structure of described second electrical connection section 34 is identical with the first electrical connection section 32, it includes the second electrode tip holder 342 that correspondence is placed in another draw-in groove 22, extended by this second electrode tip holder 342 and with one second depression bar 344 that light emitting diode 10 electrically connects and be placed through corresponding draw-in groove 22 fixing substrate 20 in one second electric binding post 346.
First electrode tip holder 322 of described first electrical connection section 32 is in inverted T-shaped, and it includes strip first matrix 3220 and by one first fixed block 3222 upwards protruded out in the middle part of the end face of this first matrix 3220.One end of described first depression bar 324 is fixed in the first fixed block 3222 of the first electrode tip holder 322, and the other end of this first depression bar 324 is positioned at the top of heat-conducting part 40 in order to electrically connect with light emitting diode 10.First matrix 3220 of described first electrode tip holder 322 is substantially equal to described draw-in groove 22 in length and width, and so, this first matrix 3220 can house, be placed in corresponding draw-in groove 22.First electric binding post 326 of the first electrical connection section 32 of described electrical connection section 30 and the second electric binding post 346 of the second electrical connection section 34 positive and negative electrode electric conductivity with an external power source (not shown) respectively is connected, in order to provide electric energy to make its work luminous to the light emitting diode 10 that need to test.The top of described first electric binding post 326 is embedded in the first electrode tip holder 322, and the bottom of this first electric binding post 326 is through fixing the bottom surface of substrate 20 and extending to the lower section of fixing substrate 20.Described first electrical connection section 32 also includes that screw piece (not shown) is extended upward through fixing substrate 20 by the bottom surface fixing substrate 20 and screws togather with the first electrode tip holder 322 and be further secured in corresponding draw-in groove 22 by the first electrode tip holder 322, and the head of screw piece is placed on the bottom surface of fixing substrate 20.
Equally, the second electrode tip holder 342 of described second electrical connection section 34 is in inverted T-shaped, and it includes strip second matrix 3420 and by one second fixed block 3422 upwards protruded out in the middle part of the end face of this second matrix 3420.One end of described second depression bar 344 is fixed in the second fixed block 3422 of the second electrode tip holder 342, and the other end of this second depression bar 344 and the other end of the first depression bar 324 are oppositely arranged and are positioned at the top of heat-conducting part 40 in order to electrically connect with light emitting diode 10.Second matrix 3420 of described second electrode tip holder 342 is substantially equal to described draw-in groove 22 in length and width, and so, this second matrix 3420 can house, be placed in corresponding draw-in groove 22.The top of described second electric binding post 346 is embedded in the second electrode tip holder 342, and the bottom of this second electric binding post 346 is run through the bottom surface of fixing substrate 20 and extends to the lower section of fixing substrate 20.Described second electrical connection section 34 also includes that screw piece 80 is extended upward through fixing substrate 20 by the bottom surface of fixing substrate 20 and screws togather with the second electrode tip holder 342 and be further secured in corresponding draw-in groove 22 by the second electrode tip holder 342, and the head of described screw piece 80 is placed on the bottom surface of fixing substrate 20.
Above-mentioned heat-conducting part 40 includes the installed part 42 being arranged on described fixing substrate 20, the elastic component 44 being folded between this installed part 42 and fixing substrate 20 and is placed in the fastener 46 below this fixing substrate 20.Described installed part 42 includes the top cover 420 of the bottom heat conductivity laminating with described light emitting diode 10 and is protruded out bar 424 by downwardly extend in the middle part of the bottom surface of this top cover 420.On the end face of the top cover 420 that described light emitting diode 10 is installed on described installed part 42.Described top cover 420 is smaller in seize than the storage tank 21 of fixing substrate 20.Described installed part 42 protrude out the bottom surface that bar 424 is placed through in the perforation 210 at corresponding storage tank 21 and downwardly extends out fixing substrate 20.The described bar 424 that protrudes out is being smaller in size than perforation 210 so that this protrudes out bar 424 can axially moving back and forth along perforation 210.In the described bottom protruding out bar 424 is embedded at described fastener 46 and it is fixedly linked with fastener 46.Described fastener 46 is cylindrical, forms an installing hole 460 to coordinate installation with the bottom protruding out bar 424 in the middle part of it.Described fastener 46 is dimensionally larger than the perforation 210 of fixing substrate 20 so that fastener 46 can be placed in the lower section of fixing substrate 20.Described elastic component 44 is folded between the top cover 420 of this installed part 42 and fixing substrate 20, this elastic component 44 is in forced compression state and is not compressed to greatest extent, to provide resilient force to make positive and negative two electrodes (sign) of the light emitting diode 10 being positioned on described top cover 420 first depression bar the 324, second depression bar 344 respectively with described electrical connection section 30 lean on top cover 420, thus realize light emitting diode 10 and firmly electrically connect with electrical connection section 30.This elastic component 44 is placed in the storage tank 21 of fixing substrate 20.In the present embodiment, described elastic component 44 is spring, and what it was placed through described installed part 42 protrudes out on bar 424, it is possible to understand that ground, described elastic component 44 can also be chosen as shell fragment, as long as disclosure satisfy that offer elastic force between the top cover 420 and fixing substrate 20 of installed part 42.Described installed part 42 also includes the sidewall 422 downwardly extended by the periphery of this top cover 420, and this sidewall 422 houses, is placed in the storage tank 21 of fixing substrate 20, stable to guarantee coordinating of the installed part 42 storage tank 21 with fixing substrate 20.The installed part 42 of described heat-conducting part 40, fastener 46 are made by high conductivity material, such as copper, aluminum or alloy material etc..
Described light-emitting diode detection device 100 also includes being arranged at the heat-radiating substrate 60 bottom described fixing substrate 20.Described heat-radiating substrate 60 is corresponding consistent with described fixing substrate 20 on shape, Outside Dimensions so that the laminating corresponding with the bottom surface of whole fixing substrate 20 of this heat-radiating substrate 60, the two generally forms pair of lamina structure.It is to be appreciated that the shape of described heat-radiating substrate 60, size also can make change according to actual needs.It addition, described heat-radiating substrate 60 can also and fixing substrate 20 interval arrange, it is simple to air naturally circulate raising radiating efficiency, or for reinforcement dispel the heat, the bottom surface of this heat-radiating substrate 60 protrudes out some spaced radiating fins further out.In the present embodiment, some through holes 62 running through this heat-radiating substrate 60 are offered on described heat-radiating substrate 60, described through hole 62 connects offering the perforation 210 of corresponding and described fixing substrate 20 on position, the described bottom of bar 424 that protrudes out is through fixing the bottom surface of substrate 20 and being continued to protrude out downwards this heat-radiating substrate 60 by through hole 62 and be connected with described fastener 46, described fastener 46 is dimensionally larger than through hole 62, and described fastener 46 is placed in the subjacent of this heat-radiating substrate 60.Understandably, described fastener 46 also can directly be placed in the lower section of fixing substrate 20, the lower section that the most described fastener 46 is placed in this heat-radiating substrate 60 is the heat conductivity laminating for realizing fastener 46 and heat-radiating substrate 60, and improves heat-conducting part 40 further and conduct the efficiency producing heat when light emitting diode 10 works.Described heat-conducting part 40 farther includes a thermal conductive silicon rubber cushion 48 and is folded between described fastener 46 and heat-radiating substrate 60, in order to promote the heat conductivility between fastener 46 and heat-radiating substrate 60.Described thermal conductive silicon rubber cushion 48 has preferable pliability, insulating properties, compressibility and surface viscosity, it is possible to the gap between packing elements, strengthens conduction of heat.In the present embodiment, described thermal conductive silicon rubber cushion 48 is corresponding consistent with described fastener 46 on shape, outside dimension.It is to be appreciated that as fastener 46 is directly placed in the lower section of fixing substrate 20, described thermal conductive silicon rubber cushion 48 also can be folded between fastener 46 and fixing substrate 20.
Above-mentioned connection seat 50 includes by the pillar 52 downwardly extended in the middle part of the bottom surface of fixing substrate 20 and a plate 54.Described connecting plate 54 is in order to be fixedly installed in ad-hoc location by described light-emitting diode detection device.Described pillar 52 is connected between this connecting plate 54 and fixing substrate 20.The pillar 52 of described connection seat 50 and connecting plate 54 all use aluminum or aluminum alloy material to make.
Described light-emitting diode detection device 100 also includes the circumferential butt 70 being arranged on the end face of described fixing substrate 20.Some ports 72 are offered on described cover plate 70.In assembling, when this cover plate 70 is fixed on described fixing substrate 20 end face, first electrical connection section 32 of each electrical connection section 30, the top of the second electrical connection section 34 is corresponding with the light emitting diode 10 on the top of the installed part 42 of corresponding heat-conducting part 40 and this installed part 42 comes out through port 72, so this cover plate 70 can cover portion top surface and other elements of fixing substrate 20, when when described light-emitting diode detection device 100 such as assembles light emitting diode 10 in use state or being applied in combination with other equipment, instrument can be prevented effectively to a certain extent and be damaged by rigid, thus improve the safety in utilization of described light-emitting diode detection device 100.
nullReferring to Fig. 1 to Fig. 4，The light-emitting diode detection device 100 of the present invention is in use，When light emitting diode 10 is loaded，Corresponding wherein an electrical connection section 30 and the heat-conducting part 40 of correspondence，The top cover 420 of the installed part 42 of described heat-conducting part 40 is pressed by user towards the direction of fixing substrate 20，Now installed part 42 protrude out bar 424 along corresponding perforation 210 slide downward，The elastic component 44 being folded between top cover 420 and fixing substrate 20 is compressed，The top cover 420 of described heat-conducting part 40 is relative to the first depression bar 324 of the first electrical connection section 32 of electrical connection section 30、Second depression bar 344 of the second electrical connection section 34 away from，I.e. heat-conducting part 40 is relative to the first electrical connection section 32、Second electrical connection section 34 flexibly contracts far，Make top cover 420 and first depression bar 324 of heat-conducting part 40、Distance between second depression bar 344 merges out the distance installed needed for the light emitting diode 10 that need to test，Again light emitting diode 10 correspondence is positioned on the top cover 420 of described heat-conducting part 40，Wherein light emitting diode 10 is just、Negative two electrodes respectively with the first depression bar 324 of the first electrical connection section 32、Second depression bar 344 of the second electrical connection section 34 is corresponding，The person of being then used by decontrols the installed part 42 of described heat-conducting part 40，There is resilience in the elastic component 44 of described heat-conducting part 40 the most by compression，The top cover 420 of installed part 42 is directed away from the direction jack-up of fixing substrate 20，I.e. heat-conducting part 40 is relative to the first electrical connection section 32、Second electrical connection section 34 is flexibly stretched closely，Until the light emitting diode being positioned on top cover 420 to be resisted against the first electrical connection section of electrical connection section、On second electrical connection section，Thus the process that finishing device one light emitting diode 10 is on described light-emitting diode detection device 100.When multiple light emitting diode 10 is installed, repeat aforesaid operations.Understandably, when needing to take out light emitting diode 10, with reference to aforesaid operations, make the top cover 420 of described heat-conducting part 40 relative to first depression bar the 324, second electrical connection section 34 of the first electrical connection section 32 of electrical connection section 30 the second depression bar 344 away from, i.e. heat-conducting part 40 flexibly contracts far relative to first electrical connection section the 32, second electrical connection section 34, i.e. can be taken off light emitting diode 10.So, the light-emitting diode detection device 100 of the present invention can conveniently realize loading, take out the operation of light emitting diode 10 that need to test, and can be energized light emitting diode 10 further and test its job stability.
nullCompared with prior art，The light-emitting diode detection device 100 of the present invention includes fixing substrate 20、The some heat-conducting parts 40 being installed on this fixing substrate 20 and fit with light emitting diode 10 heat conductivity respectively and the some electrical connection sections 30 being installed on this fixing substrate 20 and being connected with light emitting diode 10 electric conductivity respectively，Each light emitting diode 10 is installed on a heat-conducting part 40，Each electrical connection section 30 includes the first electrical connection section 32 and the second electrical connection section 34 being connected respectively with light emitting diode 10 electric conductivity，Described light emitting diode 10 is resisted against the first electrical connection section 32 of electrical connection section 30 by described heat-conducting part 40 correspondence、On second electrical connection section 34，This heat-conducting part 40 can be relative to the first electrical connection section 32 of this electrical connection section 30、Second electrical connection section 34 flexibly stretches，Thus realize taking out or loading described light emitting diode 10，Easy to operate、Described light-emitting diode detection device 100 is fast made to have higher test job efficiency，And the overall processing manufacturing cost of light-emitting diode detection device 100 is relatively low.Additionally, light emitting diode 10 in test is dispelled the heat by the heat-conducting part 40 of the light-emitting diode detection device 100 of the present invention, the heat that light emitting diode 10 work produces quickly can be conducted to away from the fastener 46 of light emitting diode 10 by the installed part 42 of heat-conducting part 40, heat-radiating substrate 60 can also be transferred to until distributing to surrounding again through fastener 46, thus the operating temperature of the light emitting diode 10 being effectively ensured in test is avoided too high, and then prevent it from causing because of overheated damaging.
It is understood that for the person of ordinary skill of the art, can conceive according to the technology of the present invention and make other various corresponding changes and deformation, and all these change all should belong to the protection domain of the claims in the present invention with deformation.
Claims (8)
1. a light-emitting diode detection device, in order to some light emitting diodes are tested, its feature
It is: this light-emitting diode detection device includes fixing substrate, being installed on this fixing substrate for dividing
Not Cheng Zai light emitting diode and with some heat-conducting parts of light emitting diode heat conductivity laminating and be installed on this and fix
For the some electrical connection sections being connected with light emitting diode electric conductivity respectively, each electrical connection section bag on substrate
Including the first electrical connection section for being connected respectively and the second electrical connection section with light emitting diode electric conductivity, this is led
Flexibly can stretch relative to the first electrical connection section of this electrical connection section, the second electrical connection section in hot portion, from
And on heat-conducting part and light emitting diode is resisted against described by this heat-conducting part to realize light emitting diode described in device
On first electrical connection section of electrical connection section, the second electrical connection section or by described light emitting diode from heat-conducting part
Take out, described heat-conducting part include the installed part being arranged on described fixing substrate, be folded in this installed part with
Fix the elastic component between substrate and be placed in the fastener below this fixing substrate, the top of described fixing substrate
Offering some storage tanks on face, each storage tank corresponding matching installs a heat-conducting part, this fixing substrate pair
Answering correspondence at each storage tank to offer a perforation, this perforation downwardly extends the bottom surface of this fixing substrate through,
Described installed part includes for the top cover with the bottom heat conductivity laminating of described light emitting diode and by this top cover
Bottom surface in the middle part of downwardly extend protrude out bar, described elastic component is placed in storage tank and is folded in installed part
Top cover and fixing substrate between, described in protrude out bar and be placed through in the perforation at described storage tank, this protrudes out
It is interior to be fixedly linked with fastener that the bottom of bar is embedded at described fastener.
2. light-emitting diode detection device as claimed in claim 1, it is characterised in that: described fixed base
Being correspondingly formed a pair draw-in groove on the end face of plate around corresponding each storage tank, every a pair draw-in groove is in order to one
First electrical connection section of electrical connection section, the second electrical connection section corresponding matching are installed.
3. light-emitting diode detection device as claimed in claim 2, it is characterised in that: described first electricity
Connecting portion includes one first electrode tip holder that correspondence is placed in a wherein draw-in groove of the pair of draw-in groove, by this
First electrode tip holder extend for one first depression bar that light emitting diode electrically connects and be placed through corresponding card
One first electric binding post in fixing substrate at groove, described second electrical connection section includes that correspondence is placed in institute
State one second electrode tip holder in wherein another draw-in groove of a pair draw-in groove, extended use by this second electrode tip holder
In with in one second depression bar that light emitting diode electrically connects and the fixing substrate that is placed through at corresponding draw-in groove
Second electric binding post.
4. light-emitting diode detection device as claimed in claim 3, it is characterised in that: described first electricity
First electrode tip holder of connecting portion is inverted T-shaped, it include one be placed in the first matrix in corresponding draw-in groove and
By one first fixed block upwards protruded out in the middle part of the end face of this first matrix, the one of described first depression bar
End is fixed in the first fixed block of the first electrode tip holder, and the other end of this first depression bar is positioned at the upper of heat-conducting part
Side is in order to electrically connect with light emitting diode, and the top of described first electric binding post is embedded in the first electrode tip holder,
The bottom of this first electric binding post is through fixing the bottom surface of substrate and extending to the lower section of fixing substrate, described
Second electrode tip holder of the second electrical connection section is inverted T-shaped, it include one be placed in corresponding draw-in groove second
Matrix and by one second fixed block upwards protruded out in the middle part of the end face of this second matrix, described second pressure
One end of bar is fixed in the second fixed block of the second electrode tip holder, and the other end of this second depression bar is positioned at heat conduction
The top in portion is in order to electrically connect with light emitting diode, and the top of described second electric binding post is embedded at the second electricity
In electrode seat, the bottom of this second electric binding post is through fixing the bottom surface of substrate and extending under fixing substrate
Side.
5. light-emitting diode detection device as claimed in claim 1, it is characterised in that: described elastic component
For spring, it is placed through the protruding out on bar of described installed part.
6. light-emitting diode detection device as claimed in claim 1, it is characterised in that: described luminous two
Pole pipe test device also includes the heat-radiating substrate being arranged at described fixing base plate bottom.
7. light-emitting diode detection device as claimed in claim 6, it is characterised in that: described heat radiation base
Some through holes running through heat-radiating substrate are offered, the corresponding perforation with described fixing substrate of described through hole on plate
Connection, described in protrude out the bottom of bar and through the bottom surface of fixing substrate and continued to protrude out downwards this by through hole and dissipate
Hot substrate and be connected with described fastener, described fastener be placed in this heat-radiating substrate subjacent and with this dissipate
Hot substrate heat conductivity engages.
8. light-emitting diode detection device as claimed in claim 1, it is characterised in that: described fixed base
Symmetrical structure centered by plate, described heat-conducting part and electrical connection section are radiation relative to the center of this fixing substrate
Shape is arranged on the end face of this fixing substrate, or described heat-conducting part and electrical connection section press array arrangement mode
It is arranged on the end face of this fixing substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN108983062A (en) * | 2018-05-20 | 2018-12-11 | 苏州固特斯电子科技有限公司 | A kind of LED charactrons detection device |
| CN112649711B (en) * | 2019-10-12 | 2022-04-15 | 成都辰显光电有限公司 | Detection device and method for micro light-emitting diode |
| CN115993469B (en) * | 2023-03-22 | 2023-06-13 | 深圳市鲁光电子科技有限公司 | Diode device self-test device |
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| CN102628735A (en) * | 2012-03-15 | 2012-08-08 | 威力盟电子(苏州)有限公司 | Device and method for testing heat resistance of light-emitting diode (LED) |
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