CN102128399B - 单灯防水的led路灯 - Google Patents
单灯防水的led路灯 Download PDFInfo
- Publication number
- CN102128399B CN102128399B CN201110072720.5A CN201110072720A CN102128399B CN 102128399 B CN102128399 B CN 102128399B CN 201110072720 A CN201110072720 A CN 201110072720A CN 102128399 B CN102128399 B CN 102128399B
- Authority
- CN
- China
- Prior art keywords
- lamp
- led
- fin
- intensity distribution
- luminous intensity
- 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.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound 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Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Abstract
单灯防水的LED路灯,其涉及一种单颗LED灯防水、功率任意设置、灵活配光的LED路灯,属于绿色照明领域。该路灯包括LED灯(9)、LED灯(9)前面的透镜(10)、固定LED灯(9)和透镜(10)的固定支架(8)、连接LED灯(9)的电源、以及散热片。本发明对单颗LED灯进行防水设计,且灯体可任意设置,所以不再需要透光防水罩,既省了罩的模具费、又使散热效果大大提高。另外,灯体(主要指散热片)和部分配光座挤压成型,完成了通用的基本配光,根据不同光路分布的要求,可以通过螺丝再接多个配光座到散热片上,这样也增加了光路设计的灵活性。
Description
单灯防水的LED路灯
技术领域
[0001] 本发明涉及一种单颗LED灯防水、功率任意设置、灵活配光的LED路灯,属于绿色照明领域。
背景技术
[0002]目前,随着LED性价比的提高,LED越来越广泛地应用于各种照明场合,特别是大功率LED路灯的应用大量增加,各种LED照明设备应运而生。但是也存在着很多如下的缺陷。
[0003] 第一:通常的LED路灯,由于其单颗LED泡不防水,一般会用一个透光罩把所有的LED都罩起来,做整体防水。由于透光罩都是压铸而成,模具费用很高,而一个罩只适合一种功率的路灯,这样无形中大大增加了灯的成本。其次透光罩把所有的LED都罩了起来,使灯体的散热功能受到影响(一般会影响20%),同时由于透光罩会吸收一部分光(一般为10%),使灯的出光效率降低。
[0004] 第二:目前的LED路灯灯体的加工模具都是压铸而成,模具费用很高,并且一个灯体模具也只适合一种功率的LED路灯。同时一种模具只适合一种配光方式,不能根据灯的功率大小和灯杆高度灵活配光。
[0005] 第三:已知一种常见的LED路灯一般是在一块基板上安装一定数量的LED,其安装方式是各异的。通常是通过至少2颗螺钉把一颗LED固定在灯座上,这种安装方式费工费料并因此是非常麻烦且低效率的。目前有一种固定LED的装置是通过反光碗将LED顶压在基板上,该基板设有与反光碗配合的沟槽。但是该装置的缺陷是:在组装时首先使反光碗顶压LED的配光座上,然后旋转90°。在旋转时,极易损坏导线,造成短路或断路。
发明内容
[0006] 本发明的目的是为了克服现有LED照明灯具中的上述缺陷,提供一种单颗LED灯防水、功率任意设置、灵活配光的LED路灯。
[0007] 为了实现上述目的,本发明采取了如下技术方案:设计一种单灯防水的LED路灯,包括LED灯、LED灯前面的透镜、固定LED灯和透镜的固定支架、连接LED灯的电源、以及散热片,所述固定支架为碗型凹槽形结构,碗底处设有安装LED灯的通孔,碗沿内侧设有卡住透镜的锁钩卡;所述透镜位于碗型凹槽内,固定于LED灯和锁钩卡之间,且透镜与碗沿之间通过上密封圈密封;固定支架通过柱状的配光座与散热片连接,固定支架与配光座通过锁钩结构连接,并且固定支架与配光座之间围绕安装LED灯的通孔设置有下密封圈,LED灯安装于下密封圈内的配光座上。
[0008] 在一个散热片上根据照明功率要求设置配光座的个数,且配光座的方向根据照明方向要求倾斜设置。如:在一个散热片上一字排开设置五个配光座,五个配光座对称设置,其中中间的一个朝下设置,两边的四个中两个向外倾斜设置,另外两个向内倾斜设置。并且在两个外侧配光座的外侧的散热片上分别设置两个倾斜向外或向内的配光座,通过螺丝固定于散热片上,从而增加LED灯数量,扩展照明功率。
[0009] 其中,所述配光座底部的凹下平台的两侧设置有锁钩卡;所述的固定支架整体成方形;所述配光座的上表面设有一凹下平台,LED灯的PCB板固定在该凹下平台内,LED灯穿过固定支架的碗型凹槽的碗底处的通孔焊接在PCB板上;所述固定支架的碗型凹槽的碗沿边缘处设置有突起结构,各个突起结构围成一环形突起,在环形突起的内侧设置有用于固定透镜的上锁钩,透镜设置在LED灯上面,上锁钩压在透镜的表面并在透镜和碗型凹槽的平台之间设置有上密封圈;在固定支架的两侧有一对平行布置的棱边,在棱边底端内侧设有下锁钩,下锁钩卡在配光座的锁钩卡上;在固定支架的下部棱边的内侧围绕LED灯设置有一空心柱体,空心柱体的底边压在PCB板上并在二者之间设置有下密封圈。
[0010] 所述散热片及配光座采用铝材料。并且,散热片上设置有多个加强散热效果的锯齿状的梯形翅片。
[0011] 所述固定支架上部的环形突起结构为与透镜形状相适应的方形、圆形、长方形或椭圆形。
[0012] 所述空心柱体为空心圆柱、空心方柱或椭圆柱体。
[0013] 本发明的优点在于:由于单颗LED灯可以防水且灯体可任意设置,所以不再需要透光防水罩,既省了罩的模具费、又使散热效果大大提高,使单位重量的铝材,可承受更大的功率,进一步降低了成本。同时由于没有透光防水罩的限制,可以根据路灯功率大小任意裁剪散热片的长短,根据不同的需要灵活添加配光座,从而一个模具可以做出多款功率的LED灯,这又降低了灯具成本。另外,灯体(主要指散热片)和部分配光座挤压成型,完成了通用的基本配光,根据不同光路分布的要求,可以通过螺丝再接多个配光座到散热片上,这样也增加了光路设计的灵活性。
附图说明
[0014] 图1:实施例中固定支架截面剖视图
[0015] 图2:实施例中固定支架俯视图
[0016] 图3:实施例中固定支架左视图
[0017] 图4:实施例中配光座局部截面图
[0018] 图5:实施例中LED的固体结构装配图
[0019] 图6:实施例中灯体结构截面图
[0020] 图7:实施例中翅片局部截面图
[0021] 图8:五个配光座的LED路灯装配图
[0022] 图9:七个配光座的LED路灯装配图
[0023] 图中:1.下锁钩,2.上密封圈,3.环形突起,4.上锁钩,5.下密封圈,6.锁钩卡,7.配光座,8.固定支架,9.LED, 10.透镜,11.PCB板,12.散热片,13.空心柱体,
14.棱边,15凹形翅片。
具体实施方式
[0024] 下面结合附图对本发明中的一优选实施方式进行详细说明:
[0025] 如图f图5所示,本实施例主要包括固定支架8、LED灯9、透镜10、上密封圈2、下密封圈5和灯体。灯体又包括配光座7和与配光座7固定为一体的散热片。固定支架8整体呈方形,中央设有对称于固定支架中心的半球形凹下结构,如图5所示,在该凹下结构的中心设有通孔。配光座的上表面设有一凹下平台,PCB板11固定在该凹下平台内,LED灯穿过固定支架上凹下结构中心的通孔焊接在PCB板11上。
[0026] 如图2所示,固定支架的凹下结构的上边缘设置有环形突起3,环形突起3由四段等长长圆弧和两段等长短圆弧组成,长圆弧和短圆弧交错布置。在两段短圆弧结构上部设有上锁钩4,透镜设置在LED灯上面,由于环形突起3由六段圆弧组成,这样可以增加环形突起的张力,所以安装时,透镜可以滑入环形突起内,然后上锁钩4压在透镜的表面,透镜和凹下之间的环形平台上设有上密封圈2,透镜的上部正好把上密封圈紧压在环形平台上,并紧紧被上锁钩锁住。由于上密封圈2的设置,使得水不能从固定支架和透镜之间的间隙进入,起到了密封防水的作用。
[0027] 在固定支架的两侧有一对平行布置的棱边14,棱边14的底端内侧设有下锁钩1,下锁钩I与固定支架的棱边构成小于或等于90°的角a。配光座7上部的凹下平台的两侧设置有锁钩卡6,下锁钩I正好可以卡在锁钩卡6上。
[0028] 在固定支架的下部棱边14的内侧设置有一空心柱体13,空心柱体的底边压在LED灯的PCB板11的边缘并在二者之间设置有下密封圈5。由于下密封圈5的设置,使得水不能从固定支架底端的缝隙中进入,达到密封和防水的效果,如图广3所示。
[0029] 固定支架7可根据密封要求改变空心柱体13的形状,可以是空心圆柱,空心方柱、椭圆柱体等。
[0030] 上密封圈和下密封圈可以是方形、圆形、长方形、椭圆形等各种形状。密封圈材料为一弹性的橡胶件或塑料件。
[0031] 固定支架的固定方式可以是锁钩式,也可以是螺钉连接。
[0032] 首先是散热片的加工:散热片和五个配光座7机械加工拉成一体,按一定的角度排列,如图6所示,再把LED灯9焊接接到PCB板11上,然后放到配光座7的凹槽中,再把透镜10安装到固定支架8上,最后把固定支架8的下锁钩I压到配光座7的锁钩卡6处,把其紧紧锁住,当听到“叮”一声,便安装完毕。特别注意安放的位置,透镜10下部的凹口处一定要正好对准LED灯7处。这样LED路灯的主要部分就装配好了,如图8所示。
[0033] 本实施例根据LED灯功率大小和照明要求可灵活增加配光座的数目、剪裁散热片的长短,由于固定支架8只针对单颗LED灯设计,路灯功率的大小通过增减LED灯的个数实现,所以开一个模具就可以做出任何功率的LED路灯,节省了成本。本实施例中,散热片有冗余扩展设计,灯杆在六米以下时可以选择由五个LED灯组成的路灯(如图8);灯杆大于6米时可以选择由七个LED灯组成的路灯(如图9),并根据功率要求选取散热片的长短。
[0034] 散热片上部设计有两个用于将路灯安装在灯杆连接件上的凹形翅片15,将灯杆连接件的连接头嵌入凹形翅片15中,即可将路灯安装于灯杆上(如图8、9)。
[0035]为了更好地散热,散热片上设计有多个锯齿状的梯形翅片12 (如图7)。
Claims (5)
1.单灯防水的LED路灯,包括LED灯(9 )、LED灯(9 )前面的透镜(10 )、固定LED灯(9 )和透镜(10)的固定支架(8)、连接LED灯(9)的电源、配光座(7)、以及散热片,其特征在于: 所述固定支架(8)整体成方形,为碗型凹槽形结构,碗底处设有安装LED灯(9)的通孔;碗型凹槽的碗沿边缘处设置有环形突起(3),环形突起(3)由四段等长长圆弧和两段等长短圆弧组成,长圆弧和短圆弧交错布置,在两段短圆弧结构内侧设有上锁钩(4),上锁钩(4)和碗沿的环形平台将所述透镜(10)卡住,并且在透镜(10)与环形平台之间设有上密封圈(2);在固定支架(8)的两侧有一对平行布置的棱边(14),在棱边(14)底端内侧设有下锁钩(I);在固定支架的下部棱边(14)的内侧围绕LED灯(9)设置有一空心柱体(13); 所述配光座(7)的上表面设有与固定支架(8)底部配合的凹下平台,LED灯(9)的PCB板(11)固定在该凹下平台内,LED灯(9)穿过固定支架的碗型凹槽的碗底处的通孔焊接在PCB板(11)上;所述空心柱体(13)的底边压在PCB板上并在二者之间设置有下密封圈(5);并且,凹下平台的两侧设置有锁钩卡(6),锁钩卡(6)与所述下锁钩(I)配合将固定支架(8)固定在配光座(7)上; 在所述散热片上一字排开设置五个配光座(7),五个配光座(7)对称设置,其中中间的一个朝下设置,两边的四个中两个向外倾斜设置,另外两个向内倾斜设置;并且,在散热片两端头设有可连接扩展配光座(7)的螺孔; 所述散热片上部设计有两个用于将路灯安装在灯杆连接件上的凹形翅片(15)。
2.如权利要求1所述的单灯防水的LED路灯,其特征在于:所述散热片及配光座采用铝材料。
3.如权利要求2所述的单灯防水的LED路灯,其特征在于:散热片上设置有多个加强散热效果的锯齿状的梯形翅片(12)。
4.如权利要求1或2所述的单灯防水的LED路灯,其特征在于:所述固定支架(8)上部的环形突起结构为与透镜形状相适应的方形、圆形、长方形或椭圆形。
5.如权利要求1或2所述的单灯防水的LED路灯,其特征在于:所述空心柱体(13)为空心圆柱、空心方柱或椭圆柱体。
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CN201348234Y (zh) * | 2009-01-16 | 2009-11-18 | 姚怡如 | 防水灯 |
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