CN202203710U

CN202203710U - Light-emitting diode (LED) lamp structure

Info

Publication number: CN202203710U
Application number: CN2011202857938U
Authority: CN
Inventors: 杨国锋; 孙广义
Original assignee: BYD Co Ltd
Current assignee: BYD Semiconductor Co Ltd
Priority date: 2011-08-08
Filing date: 2011-08-08
Publication date: 2012-04-25
Anticipated expiration: 2021-08-08

Abstract

The utility model provides a light-emitting diode (LED) lamp structure, which comprises a light distributing part, a light emitting part, a radiating part and a lamp body. The light distributing part comprises a plurality of groups of lens modules, and the light emitting part comprises a base board which is provided with a plurality of groups of LED lighting modules and fixed on the radiating part. The plurality of groups of lens modules and the plurality of LED lighting modules are matched with each other, and the lens modules are covered on the LED lighting modules. The lamp body comprises a fixing support and a cover board with out-protruding radian, the cover board and the radiating part are installed on the fixing support, and space is reversed between the cover board with the out-protruding radian and the radiating part. The space reversed between the cover board and the radiating part enables heat energy emitted by the light emitting part to be radiated so that the LED lamp structure has good radiating performance. The cover board has certain out-protruding radian so that sundries can be prevented from accumulating over high on the LED lamp, and the bearing force of the external sundries to a lamp post can be reduced.

Description

A kind of LED fitting structure

Technical field

The utility model belongs to lighting field, relates in particular to a kind of LED fitting structure.

Background technology

At present, there are a lot of Development and Production LED of enterprise city illumination street lamps in China, and the LED lamp post structure of its production is of a great variety.But in the structure of existing LED street lamp, the LED street lamp that general enterprise is produced reduces the bearing capacity of lamp stand for automatic cleaning function, keeps the aspects such as good heat radiating property of LED street lamp all can not reach requirement for a long time; Therefore, existing LED street lamp still exists inconvenience and defective in its structure and use.

Summary of the invention

The purpose of the utility model provides a kind of new LED fitting structure, has automatic cleaning function, thereby can alleviate the bearing capacity of external impurities to lamp stand, and the cross-ventilation that can form nature simultaneously distributes heat, has good performance of heat dissipation.

A kind of LED fitting structure; Comprise luminous intensity distribution parts, luminous component, thermal component and light fitting body, said luminous intensity distribution parts comprise the multiple lens module, and luminous component comprises the substrate that many group LED illuminating module are installed; The said substrate that many group LED illuminating module are installed is fixed on the thermal component; The multiple lens module cooperates with many group LED illuminating module, and the lens module covers on the LED illuminating module, and said light fitting body comprises fixed support and the cover plate with evagination radian; Said cover plate and thermal component are installed on the fixed support, maintain the gap between said cover plate with evagination radian and the thermal component.

In the LED fitting structure that the utility model provides; Comprise luminous intensity distribution parts, luminous component, thermal component and light fitting body; Said luminous component is fixed on the thermal component; Thermal component is provided with the cover plate of evagination radian, and has between cover plate and the thermal component of evagination radian and maintain the gap, and the heat that luminous component is sent distributes heat through the cross-ventilation that said gap forms nature; Assurance LED illuminating module is worked under normal temperature; Have good performance of heat dissipation, and the cover plate with evagination radian prevented effectively that also the excreta of animals such as birds from staying on the thermal component, thereby influenced heat dispersion and service life of reducing the LED light fixture; Said cover plate has certain evagination radian, in the time of preventing effectively also simultaneously that winter from for example snowing accumulated snow on the LED light fixture, pile up too high, thereby alleviated the bearing capacity of external impurities to lamp stand.

Description of drawings

Fig. 1 is the sketch map of the LED fitting structure that provides of the utility model.

Fig. 2 is the decomposing schematic representation of the LED fitting structure that provides of the utility model.

Fig. 3 is the structural representation at the LED fitting structure back side that provides of the utility model.

Fig. 4 is that the LED fitting structure natural convection air that the utility model provides is distributed sketch map.

The specific embodiment

Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Please refer to shown in Fig. 1-3; A kind of LED fitting structure; Comprise luminous intensity distribution parts 1, luminous component (accompanying drawing does not indicate), thermal component 2 and light fitting body 3, said luminous intensity distribution parts 1 comprise multiple lens module 11, and luminous component comprises the substrate that many group LED illuminating module are installed; The said substrate that many group LED illuminating module are installed is fixed on the thermal component 2; Multiple lens module 11 cooperates with many group LED illuminating module, and lens module 11 covers on the LED illuminating module, and said light fitting body 3 comprises fixed support 31 and the cover plate 32 with evagination radian; Said cover plate 32 is installed on the fixed support 31 with thermal component 2, maintains the gap between said cover plate 32 with evagination radian and the thermal component 2.

The LED fitting structure that the utility model provides; Comprise luminous intensity distribution parts, luminous component, thermal component and light fitting body; Said luminous component is fixed on the thermal component; Thermal component is provided with the cover plate of evagination radian, and has between cover plate and the thermal component of evagination radian and maintain the gap, and the heat that luminous component is sent distributes heat through the cross-ventilation that said gap forms nature; Assurance LED illuminating module is worked under normal temperature; Have good performance of heat dissipation, and the cover plate with evagination radian prevented effectively that also the excreta of animals such as birds from staying on the thermal component, thereby influenced heat dispersion and service life of reducing the LED light fixture; Said cover plate has certain evagination radian, in the time of preventing effectively also simultaneously that winter from for example snowing accumulated snow on the LED light fixture, pile up too high, thereby alleviated the bearing capacity of external impurities to lamp stand.

As concrete embodiment; Said light fitting body 3 also comprises first end cap 33, second end cap 34, first frame 35 and second frame 36; Said first end cap 33 and second end cap 34 are positioned at two relative end faces of fixed support 31; Said first frame 35 and second frame 36 are positioned at two relative sides of fixed support 31; The formation that is fixedly clamped of fixed support 31 and first frame 35 and second frame 36, said cover plate 32 is fixed on first frame 35, second frame 36 and on the fixed support 31 between first frame 35 and second frame 36 to said light fitting body 3 through first end cap 33 and second end cap 34.Please refer to shown in Figure 2; Particularly; Said first end cap 33 is positioned at the left side of fixed support 31, and second end cap 34 is positioned at the right side of fixed support 31, and said first frame 35 is positioned at the trailing flank of fixed support 31; Second frame 36 is positioned at the leading flank of fixed support 31, and said light fitting body 3 forms through first end cap 33, second end cap 34, first frame 35, second frame 36 and fixed support 31 frameworks; Said cover plate 32 with arc is installed on the end face of light fitting body 3; Promptly be fixedly connected with first frame 35, second frame 36 and the fixed support 31 between first frame 35 and second frame 36; Thereby can prevent that birds excreta or other foreign material from entering into thermal component 2 the insides, influence the heat dispersion of thermal component 2 and service life of reducing the LED light fixture.

As concrete embodiment, said first end cap 33 and second end cap 34 are through key screw fixed support 31 and first frame 35 and the second frame 35 formation light fitting body that is fixedly clamped.Those skilled in the art is understood that; Said first end cap 33, second end cap 34, first frame 35, second frame 36 and the fixed support 31 fixing modes that form light fitting bodies are not limited to screw and are connected; On the basis of aforementioned introduction, can also adopt other connected mode, light fitting body is firm to be connected as long as can make; Specifically can adopt bolt to connect, perhaps be arranged to the structure of clamping.

As concrete embodiment, said light fitting body 3 also comprises with the light fitting body external appearance matching, can be the electric box 37 of luminous component out-put supply, and said electric box is between fixed support 31 and first end cap 33 or second end cap 34 and be fixedly connected.Particularly, said electric box 37 can be between the fixed support 31 and first end cap 33, and be fixedly connected with first end cap 33 in fixed support 31, its concrete connected mode with form light fitting body 3 in each parts be connected similarly, repeat no more at this; Perhaps electric box 37 can be between the fixed support 31 and second end cap 34, and be fixedly connected with second end cap 34 in fixed support 31; Preferably, said electric box 37 is between the fixed support 31 and second end cap 34.Further, also can on electric box 37, be provided for the fixture of fixed L ED fitting structure, so that on lamp stand, install when using.

As concrete embodiment; The power supply of said electric box 37 outputs is the multiple constant current power supply; With the corresponding connection of many group LED illuminating module described in the luminous component; Thereby can guarantee the constant of each LED illuminating module electric current better, power supply can adopt modularized design simultaneously, so that install and maintenance.Certainly, not too high place for lighting requirement, also can not adopt the output of multiple constant current power supply, and select for use conventional power supply to supply power.

As concrete embodiment, said luminous component is provided with 6 groups of LED illuminating module, and said thermal component is provided with and 6 groups of 6 heat radiation modules that the LED illuminating module is corresponding, can carry out radiating treatment for every group of LED illuminating module better thus.Particularly, please refer to shown in Figure 2ly, be the structure chart at the LED fitting structure back side; Luminous intensity distribution parts 1 among the figure have comprised 6 groups of lens modules 11; Every group of lens module 11 comprises 25 light-distribution lens, because the lens module directly covers on the LED illuminating module and is mated setting, therefore the layout of said LED illuminating module is identical with the lens module; Be that luminous component has 6 groups of LED illuminating module; Every group of LED illuminating module also comprises 25 LED lamp, and the corresponding light-distribution lens of every LED lamp forms bat aerofoil profile distribution curve flux thus.In the present embodiment, said LED fitting structure has 6 groups of LED illuminating module, and each LED illuminating module can be regarded a spot light as, like this light that sends of luminous component can invest uniformly after through the luminous intensity distribution parts the zone that will shine.Simultaneously, in said every group of LED illuminating module, the power of every LED lamp is 1W, promptly adopts high-power LED as light source.Certainly; The number of device and the power of LED lamp are not limited thereto in the group number of lens module and illuminating module in the said LED fitting structure, every group of lens module and the illuminating module; Can also carry out corresponding setting and change according to actual needs, said heat radiation module also need change accordingly simultaneously.

As concrete embodiment; Said power is that the lighting angle of the LED lamp of 1W is the 120-140 degree; Its objective is that to make lighting angle as far as possible luminous towards a direction; Thereby the light that the LED lamp is sent reaches maximum using, and keeping does not have unnecessary light to project beyond the road surface, improves the directive property of LED light fixture; Preferably, the lighting angle of the LED lamp of said 1W is 120 degree.

As concrete embodiment; Please refer to shown in Figure 3; 6 heat radiation modules 21 are divided into both sides through fixed support 31 and are provided with, and 3 heat radiation modules 21 are placed on every limit, are fixed together through first frame 35, second frame 36 and middle fixed support 31 then; Be provided with the reference column 22 that can keep the gap between adjacent two said heat radiation modules 21, said heat radiation module 21 is high efficiency crowded type heat radiation module.Be provided with reference column 22 between two adjacent heat radiation modules 21; Can guarantee to leave certain clearance between two heat radiation modules 21; The free convection that helps air is taken away hot-air through the end cap of end face and the frame of side; Thereby solve the heat dissipation problem of LED fitting structure, the LED light fixture is under the normal operating temperature.Particularly; On said first end cap 33, second end cap 34, first frame 35 and second frame 36, be respectively equipped with first louvre 331, second louvre 341, the 3rd louvre 351 and hot hole 361 that scatters; The cross-ventilated characteristic of Btu utilization that can produce the LED light fixture effectively through said louvre distributes, and specifically please refer to shown in Figure 4.

As the concrete mounting means of thermal component 2 with fixed support 31; Each heat radiation module 21 in the said thermal component 2 is provided with slide section 23; Said fixed support 31 is provided with the slide groove portion 311 that can supply slide section 23 to slide; Be that each heat radiation module 21 is slidingly mounted on the fixed support 31 through said sliding part 23, thereby realize installing simple, convenient and practical purpose.Certainly; Said thermal component 2 is not limited thereto with the connected mode of fixed support 31; Can also adopt other connected mode, such as: the groove of a hollow on fixed support 31, opened, design one convexity on each heat radiation module 21; Be about to protruding hanging in the groove of hollow through protruding with cooperating of groove, realize that thermal component 2 is connected with the installation of fixed support 31.

The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.

Claims

1. a LED fitting structure is characterized in that, comprises luminous intensity distribution parts, luminous component, thermal component and light fitting body; Said luminous intensity distribution parts comprise the multiple lens module; Luminous component comprises the substrate that many group LED illuminating module are installed, and the said substrate that many group LED illuminating module are installed is fixed on the thermal component, and the multiple lens module cooperates with many group LED illuminating module; The lens module covers on the LED illuminating module; Said light fitting body comprises fixed support and has the cover plate of evagination radian, and said cover plate and thermal component are installed on the fixed support, maintains the gap between said cover plate with evagination radian and the thermal component.

2. LED fitting structure according to claim 1; It is characterized in that; Said light fitting body also comprises first end cap, second end cap, first frame and second frame; Said first end cap and second end cap are positioned at two relative end faces of fixed support; Said first frame and second frame are positioned at two relative sides of fixed support, and the formation that is fixedly clamped of fixed support and first frame and second frame, said cover plate is fixed on first frame, second frame and on the fixed support between first frame and second frame to said light fitting body through first end cap and second end cap.

3. LED fitting structure according to claim 2 is characterized in that, said first end cap and second end cap are through key screw fixed support and first frame and second frame formation light fitting body that is fixedly clamped.

4. LED fitting structure according to claim 2; It is characterized in that; Said light fitting body also comprises with the light fitting body external appearance matching, can be the electric box of luminous component out-put supply, and said electric box is between fixed support and first end cap or second end cap and be fixedly connected.

5. LED fitting structure according to claim 4 is characterized in that, the power supply of said electric box output is the multiple constant current power supply, with the corresponding connection of many group LED illuminating module described in the luminous component.

6. LED fitting structure according to claim 5 is characterized in that, said luminous component is provided with 6 groups of LED illuminating module, and said thermal component is provided with and 6 groups of 6 heat radiation modules that the LED illuminating module is corresponding.

7. LED fitting structure according to claim 6 is characterized in that, every group of LED illuminating module comprises 25 LED lamp in the said luminous component, and the power of every LED lamp is 1W.

8. LED fitting structure according to claim 7 is characterized in that, said power is that the lighting angle of the LED lamp of 1W is the 120-140 degree.

9. LED fitting structure according to claim 6 is characterized in that, is provided with the reference column that can keep the gap between adjacent two said heat radiation modules.

10. LED fitting structure according to claim 9 is characterized in that, said each heat radiation module is provided with slide section, and said fixed support is provided with the slide groove portion that can supply slide section to slide.