CN107228286A - It is a kind of do not need independent electrical source capsule LED light power supply assembly - Google Patents

It is a kind of do not need independent electrical source capsule LED light power supply assembly Download PDF

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Publication number
CN107228286A
CN107228286A CN201710598733.3A CN201710598733A CN107228286A CN 107228286 A CN107228286 A CN 107228286A CN 201710598733 A CN201710598733 A CN 201710598733A CN 107228286 A CN107228286 A CN 107228286A
Authority
CN
China
Prior art keywords
housing
board component
light source
air
led
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
Application number
CN201710598733.3A
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Chinese (zh)
Inventor
吴俊纬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Nanker Integrated Electronic Co Ltd
Original Assignee
Guangzhou Nanker Integrated Electronic Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Nanker Integrated Electronic Co Ltd filed Critical Guangzhou Nanker Integrated Electronic Co Ltd
Priority to CN201710598733.3A priority Critical patent/CN107228286A/en
Publication of CN107228286A publication Critical patent/CN107228286A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/01Housings, e.g. material or assembling of housing parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/0015Fastening arrangements intended to retain light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/60Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • F21V29/673Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for intake
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89Metals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00Gas-tight or water-tight arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00Gas-tight or water-tight arrangements
    • F21V31/005Sealing arrangements therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention discloses it is a kind of do not need independent electrical source capsule LED light power supply assembly.Including drive circuit board component (2), light source board component (3), radiator fan (5), in the housing (1) of flat, waterproof bonnet (9), light source board component (3) is fixed at housing (1) lower openings, light source board component (3) periphery sets ventilating groove (31), drive circuit board component (2) and radiator fan (5) are fixed in housing (1) inner chamber side by side, on the bottom plate of housing (1) top fresh air inlet (16) is set with radiator fan (5) corresponding position, the bottom plate back side sets cofferdam (17) in fresh air inlet (16) place, waterproof bonnet (9) is connected with housing (1) and coats cofferdam (17) and fresh air inlet (16), air intake gap (91) are formed between waterproof bonnet (9) and housing (1), outside air enters from air intake gap (91), flow through cofferdam (17), fresh air inlet (16) enters radiator fan (5), afterwards in the interior intracavitary turbulent flow of housing (1), heat is taken away by ventilating groove (31) outflow, to light source board component (3) back side forced heat radiation.It can be applied to field of LED illumination.

Description

It is a kind of do not need independent electrical source capsule LED light power supply assembly
Technical field
The present invention relates to a kind of LED light power supply assembly.
Background technology
LED has the advantages that high luminous efficiency, power saving and long lifespan, and its application is more and more extensive.LED is applied to daily photograph It is bright, in order to reach illumination requirement, typically multiple power-type LEDs are concentrated on and used on a light fixture, therefore LED radiating into For influence LED lamp use state and a key factor in life-span, particularly with high-power LED lamp, heat dissipation problem is As its wide variety of technical bottleneck of influence.Traditional LED lamp belongs to passive heat radiation, that is, passes through radiator Fin or similar device are radiated, and in order to improve radiating effect, it is necessary to increase area of dissipation as far as possible, are thus caused existing LED lamp overall volume is generally larger, and radiator structure is complicated, and its radiating effect and unsatisfactory.The applicant Zeng Li With radiator fan, LED lamp and LED light power supply assembly with active heat removal are developed, its radiating effect is excellent, can be effective The stability and service life of light fixture are improved, but in order to increase radiating inlet air flow path, it is necessary to design more complicated wind-guiding Structure.
It is a kind of more simplified LED light power supply assembly of structure of the applicant's exploitation shown in Fig. 1, it mainly includes wind scooper 100th, driving power supply 200, LED light source component 300, lens 400, radiator fan 500, power pack bonnet 600, power pack bonnet 600 are connected to the back side of wind scooper 100, and the height of LED light power supply assembly is equal to the height of power pack bonnet 600 and wind scooper 100 Sum is spent, whole height is higher, limits the application of some special occasions, be such as applied in some street lampshades;It, which is divulged information, dissipates Hot path is mainly sucked outside air from power pack bonnet 600 by radiator fan 500, from LED light source component 300 and thoroughly Gap blowout between mirror 400.
The content of the invention
The technical problems to be solved by the invention be overcome the deficiencies in the prior art there is provided a kind of simple in construction, cost compared with It is low, reduction whole height, good heat dissipation effect, radiating inlet air flow path optimization, good water-proof effect do not need independent electrical source capsule LED light power supply assembly.
The technical solution adopted in the present invention is:The present invention includes drive circuit board component, the light source with several LED Board component, radiator fan, housing, waterproof bonnet, the housing are in flat, and the bottom of the housing is completely open, the light Source plate component is fixed at the lower openings of the housing, and opening is sealed, and the periphery of the light source board component is provided with several Ventilating groove, the drive circuit board component and the radiator fan are fixed in the inner chamber of the housing side by side, in favor of reduction institute The height of housing is stated, the top of the housing is bottom plate, if position corresponding with the radiator fan on the bottom plate is provided with Dry fresh air inlet, the back side of the bottom plate is provided with cofferdam, the waterproof bonnet and the housing phase in the periphery of the fresh air inlet It is fixedly connected, and the cofferdam and the fresh air inlet is coated, one is formed between the waterproof bonnet and the housing and encloses air intake Gap, outside air enters from the air intake gap, and flows through the cofferdam, the fresh air inlet successively and enter the radiation air Fan, the air from radiator fan outflow is flowed out to outer in the interior intracavitary turbulent flow of the housing finally by the ventilating groove Boundary takes away heat, to carry out forced heat radiation to the back side of the light source board component.
It is described not need the LED light power supply assembly of independent electrical source capsule also to include matching somebody with somebody in optical assembly, the light source board component Portion is provided with several LED package supports, the luminous intensity distribution assembly frame on the LED package supports, and with the light source board group Part is mutually fixedly connected, to carry out secondary light-distribution to several LED;In the week of the LED package supports on the light source board component Side is provided with several air-vents, and air-out gap is provided between the periphery with optical assembly and the light source board component, adjacent Gas-permeable channels are formed with the bottom surface with optical assembly between the LED package supports, the air flowed out from the radiator fan In the interior intracavitary turbulent flow of the housing, the air-vent, the gas-permeable channels, air-out gap outflow are finally also passed sequentially through Heat is taken away to the external world, it is direct with the LED on several positive described LED package supports to the light source board component Carry out forced heat radiation.
Described to be provided with several air outlets with optical assembly, the air flowed out from the radiator fan passes through described ventilative Some flows out to the external world by the air outlet and takes away heat after hole, the gas-permeable channels.
The width dimensions of the air outlet are not more than 3mm, to prevent mosquito from invading.
It is described to match somebody with somebody provided with dustproof silica gel pad between optical assembly and the light source board component, to prevent the LED package supports On light-emitting area enter dust.
The outer profile size with optical assembly is less than the outer profile size of the light source board component, so that the ventilating groove Not by the luminous intensity distribution assemblies block.
The air intake gap, the height in the air-out gap are 1~5mm, a diameter of 2~5mm of the air-vent 32;Institute The width dimensions no more than 3mm of ventilating groove 31 is stated, the width dimensions of the air outlet 41 are not more than 3mm, to prevent mosquito from invading.
Described is compound lens with optical assembly.
The side of the housing is additionally provided with wire hole, so that power line is passed through, and waterproof bolt group is provided with the wire hole Part.
The housing is consolidated provided with drive circuit board fixed column, radiator fan fixed column, light source board fixed column, waterproof bonnet Fixed column, is respectively used to the drive circuit board component, the radiator fan, the light source board component, the waterproof bonnet and passes through Screw is fixed on the housing.
The orthographic projection of the housing is in Long Circle or circular or rectangle or square.
The housing, the waterproof bonnet adopt made of plastic.
The substrate of the light source board component is heat dissipation metal substrate.
The beneficial effects of the invention are as follows:Because the present invention includes drive circuit board component, the light source board with several LED Component, radiator fan, housing, waterproof bonnet, the housing are in flat, and the bottom of the housing is completely open, the light source Board component is fixed at the lower openings of the housing, and opening is sealed, and the periphery of the light source board component is saturating provided with several Air drain, the drive circuit board component and the radiator fan are fixed in the inner chamber of the housing side by side, so that reduction is described The height of housing, the top of the housing is position corresponding with the radiator fan on bottom plate, the bottom plate provided with some Individual fresh air inlet, the back side of the bottom plate is provided with cofferdam in the periphery of the fresh air inlet, and the waterproof bonnet is mutually solid with the housing Fixed connection, and the cofferdam and the fresh air inlet are coated, one is formed between the waterproof bonnet and the housing and encloses air intake seam Gap, outside air enters from the air intake gap, and flows through the cofferdam, the fresh air inlet successively and enter the radiation air Fan, the air from radiator fan outflow is flowed out to outer in the interior intracavitary turbulent flow of the housing finally by the ventilating groove Boundary takes away heat, to carry out forced heat radiation to the back side of the light source board component;The present invention is flat by the way that the housing is made Shape, the drive circuit board component and the radiator fan is fixed in side by side the inner chamber of the housing, eliminates prior art In self-existent power pack part, reach reduction whole lamp height and reduce the purpose of cost, so as to which various types can be arranged on In the conventional road lamp shell of formula, or even including in relatively thin and narrower lamp housing, also causing whole lamp weight saving, being that a kind of lightweight is set Meter, while passing through cleverly structure design so that mode stream of the air of the turnover radiator fan still according to upper entering and lower leaving It is dynamic, fully flow, it is to avoid dead band and turbulent flow, forced by the back side to the light source board component in the inner chamber of the housing Radiating so that air takes rapidly heat to the light fixture external world, greatly reduces light fixture operating temperature, meanwhile, the waterproof bonnet Combined with the cofferdam, on the premise of air intake is not influenceed, water will not be poured into the housing, the effect of the similar waterproof that opens an umbrella, Reach the purpose of light fixture inner waterproofing;Therefore of the invention simple in construction, cost is relatively low, reduction whole height, good heat dissipation effect, radiating are empty Flow of air path optimization, good water-proof effect, be it is a kind of do not need independent electrical source capsule LED light power supply assembly.
Brief description of the drawings
Fig. 1 is a kind of section structure schematic diagram of existing LED light power supply assembly;
Fig. 2 is the configuration schematic diagram of the LED light power supply assembly of the embodiment of the present invention;
Fig. 3 is the section structure schematic diagram of the LED light power supply assembly of the embodiment of the present invention;
Fig. 4 is the positive structure schematic of the LED light power supply assembly of the embodiment of the present invention;
Fig. 5 is the structure schematic diagram of the LED light power supply assembly of the embodiment of the present invention;
Fig. 6 is the positive structure schematic of the housing of the embodiment of the present invention;
Fig. 7 is the section structure schematic diagram of the housing of the embodiment of the present invention;
Fig. 8 is the structure schematic diagram of the housing of the embodiment of the present invention;
Fig. 9 is the structural representation of the light source board component of the embodiment of the present invention;
Figure 10 is the light source board component and the partial enlargement structural representation with optical assembly junction of the embodiment of the present invention.
Embodiment
As shown in Fig. 2~Figure 10, the LED light power supply assembly for not needing independent electrical source capsule of the present embodiment includes drive circuit Board component 2, the light source board component 3 with several LED 30, with optical assembly 4, radiator fan 5, housing 1, waterproof bonnet 9, institute Housing 1 is stated in flat, the orthographic projection of the housing 1 is in Long Circle, naturally it is also possible to using circular or rectangle or square Etc. other shapes, be easily installed in traditional relatively narrow lane lamp housing, be easy to replace conventional light source, the bottom of the housing 1 Completely open, the light source board component 3 is fixed at the lower openings of the housing 1, and opening is sealed, the light source board component 3 periphery is provided with several ventilating grooves 31, and the drive circuit board component 2 and the radiator fan 5 are fixed in the shell side by side The inner chamber of body 1, in favor of reducing the height of the housing 1, the top of the housing 1 is to be dissipated on bottom plate, the bottom plate with described The corresponding position of Hot-air fan 5 is provided with several fresh air inlets 16, and the arrangement of fresh air inlet 16 is in grid-like, it is of course also possible to adopt With other shapes such as strip or circular holes, the back side of the bottom plate is provided with cofferdam 17 in the periphery of the fresh air inlet 16, described anti- Water bonnet 9 is mutually fixedly connected with the housing 1, and the cofferdam 17 and the fresh air inlet 16 are coated, the waterproof bonnet 9 with One is formed between the housing 1 and encloses air intake gap 91, outside air enters from the air intake gap 91, and flows through described enclose successively Weir 17, the fresh air inlet 16 enter the radiator fan 5, and the air from the radiator fan 5 outflow is in the housing 1 Intracavitary turbulent flow, flows out to the external world finally by the ventilating groove 31 and takes away heat, to be carried out to the back side of the light source board component 3 Forced heat radiation;The middle part of the light source board component 3 is provided with several LED package supports 33, it is described be set up in optical assembly 4 described in On LED package supports 33, and mutually it is fixedly connected with the light source board component 3, to carry out secondary match somebody with somebody to LED several described 30 Light;Several mounting holes 34 are additionally provided with the light source board component 3;The outer profile size with optical assembly 4 is less than the light The outer profile size of source plate component 3, so that the ventilating groove 31 is not stopped by described with optical assembly 4;On the light source board component 3 Several air-vents 32, the periphery with optical assembly 4 and the light source board group are provided with the periphery of the LED package supports 33 It is provided between air-out gap 43, the adjacent LED package supports 33 and is formed with the bottom surface with optical assembly 4 between part 3 Gas passage 44, the air from the radiator fan 5 outflow is finally also passed sequentially through described in the interior intracavitary turbulent flow of the housing 1 Air-vent 32, the gas-permeable channels 44, the air-out gap 43 flow out to the external world and take away heat, with to the light source board component 3 Several positive described LED package supports 33 on the LED 30 directly carry out forced heat radiation;In addition, the luminous intensity distribution group Part 4 is provided with several air outlets 41, and the air flowed out from the radiator fan 5 is led to by the air-vent 32, described breathe freely Some flows out to the external world by the air outlet 41 and takes away heat behind road 44, directly to be forced to the LED 30 Radiating;In the present embodiment, described is compound lens with optical assembly 4, and the air intake gap 91, the height in the air-out gap 43 are 1~5mm, a diameter of 2~5mm of the air-vent 32, the width dimensions of the ventilating groove 31 are not more than 3mm, the air outlet 41 width dimensions are not more than 3mm, to prevent mosquito from invading, described to match somebody with somebody between optical assembly 4 and the light source board component 3 provided with anti- Dirt silicagel pad 6, to prevent the light-emitting area on the LED package supports 33 from entering dust, to protect the LED 30 not by described The pollution for the various dust that forced heat radiation ventilation may be brought on light source board component 3, it is to avoid influence illumination effect and luminous flux;Institute The side for stating housing 1 is additionally provided with wire hole 18, so that power line 8 is passed through, and waterproof bolt component 7 is provided with the wire hole 18, To strengthen waterproof effect;The housing 1 is provided with drive circuit board fixed column 11, the radiator fan fixed column of integrated injection molding program 12nd, light source board fixed column 13, waterproof bonnet fixed column 14, be respectively used to the drive circuit board component 2, the radiator fan 5, The light source board component 3, the waterproof bonnet 9 are fixed on the housing 1 by screw;The housing 1, the waterproof bonnet 9 adopt made of plastic, and lightweight, cost is low;The substrate of the light source board component 3 is heat dissipation metal substrate, beneficial to radiating.
The present embodiment is by three ventilation forced heat radiation paths, and the back side and front to the light source board component 3 are entered simultaneously Row forced heat radiation, to take away the heat produced when the LED 30 works, in the case where flat structure, simplification, saving space, Optimal radiating effect is reached, is especially suitable for using in high-power LED lamp, such as street lamp, bulkhead lamp, particularly with traditional road Lamp, the present invention can directly be inserted, can be used after wiring, greatly save in the case of using existing casing of street lamp Alternative costs, contribute for energy-conservation, beneficial to large-scale promotion.
The present invention by the housing 1 by making flat, by the drive circuit board component 2 and the radiator fan 5 It is fixed in the inner chamber of the housing 1 side by side, eliminates self-existent power pack part in the prior art, reaches that the whole lamp of reduction is high Spend and reduce the purpose of cost, to be arranged in the conventional road lamp shell of various types, or even including relatively thin and narrower In lamp housing, also cause whole lamp weight saving, be a kind of light-weight design;Pass through cleverly structure design simultaneously so that turnover institute The air for stating radiator fan 5 flows still according to the mode of upper entering and lower leaving, is fully flowed in the inner chamber of the housing 1, it is to avoid dead Area and turbulent flow, carry out forced heat radiation so that air takes heat outside light fixture rapidly to by the back side to the light source board component 3 Boundary, greatly reduces light fixture operating temperature;Meanwhile, the waterproof bonnet 9 is combined with the cofferdam 17, before air intake is not influenceed Put, water will not be poured into the housing 1, the effect of the similar waterproof that opens an umbrella reaches the purpose of light fixture inner waterproofing;It is anti-by setting Dirt silicagel pad 6, can prevent the light-emitting area on the LED package supports 33 from entering dust, protect the LED 30 from dust Pollution, ensure illumination effect and luminous flux;Therefore simple in construction, cost of the invention is relatively low, reduce whole height, radiating effect Good, radiating inlet air flow path optimization, good water-proof effect, are a kind of LED light power supply assemblies for not needing independent electrical source capsule, adapt to Install and use in a variety of light fixture internal model blockizations.
It the composite can be widely applied to field of LED illumination.

Claims (10)

1. it is a kind of do not need independent electrical source capsule LED light power supply assembly, including drive circuit board component (2), with several LED (30) light source board component (3), radiator fan (5), it is characterised in that:The LED light power supply for not needing independent electrical source capsule is total Into housing (1), waterproof bonnet (9) is also included, the housing (1) is in flat, and the bottom of the housing (1) is completely open, institute State light source board component (3) and be fixed at the lower openings of the housing (1) and seal opening, the light source board component (3) it is outer Enclose provided with several ventilating grooves (31), the drive circuit board component (2) and the radiator fan (5) are fixed in the shell side by side The inner chamber of body (1), in favor of reducing the height of the housing (1), the top of the housing (1) be on bottom plate, the bottom plate with The corresponding position of the radiator fan (5) is provided with several fresh air inlets (16), and the back side of the bottom plate is in the fresh air inlet (16) periphery is provided with cofferdam (17), and the waterproof bonnet (9) is mutually fixedly connected with the housing (1), and by the cofferdam (17) a circle air intake gap and the fresh air inlet (16) cladding, is formed between the waterproof bonnet (9) and the housing (1) (91), outside air enters from the air intake gap (91), and flows through the cofferdam (17), the fresh air inlet (16) entrance successively To the radiator fan (5), the air from the radiator fan (5) outflow finally leads in the interior intracavitary turbulent flow of the housing (1) Cross the ventilating groove (31) and flow out to the external world and take away heat, to carry out forced heat radiation to the back side of the light source board component (3).
2. it is according to claim 1 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:It is described to be not required to The LED light power supply assembly of independent electrical source capsule is wanted also to include matching somebody with somebody optical assembly (4), the middle part of the light source board component (3) is provided with some Individual LED package supports (33), it is described to be set up in optical assembly (4) on the LED package supports (33), and with the light source board group Part (3) is mutually fixedly connected, to carry out secondary light-distribution to several LED (30);Sealed on the light source board component (3) in the LED The periphery for filling support (33) is provided with several air-vents (32), the periphery with optical assembly (4) and the light source board component (3) Between be provided with air-out gap (43), formed with the bottom surface with optical assembly (4) between the adjacent LED package supports (33) Gas-permeable channels (44), from the radiator fan (5) flow out air the housing (1) interior intracavitary turbulent flow, finally also successively Flow out to the external world by the air-vent (32), the gas-permeable channels (44), the air-out gap (43) and take away heat, with to institute The LED (30) on several positive described LED package supports (33) of light source board component (3) is stated directly to carry out forcing to dissipate Heat.
3. it is according to claim 2 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The luminous intensity distribution Component (4) be provided with several air outlets (41), from the radiator fan (5) flow out air by the air-vent (32), The gas-permeable channels (44) afterwards some external world flowed out to by the air outlet (41) take away heat.
4. the LED light power supply assembly for not needing independent electrical source capsule according to Claims 2 or 3, it is characterised in that:It is described to match somebody with somebody Dustproof silica gel pad (6) is folded between optical assembly (4) and the LED package supports (33), to prevent the LED package supports (33) light-emitting area on enters dust.
5. the LED light power supply assembly for not needing independent electrical source capsule according to Claims 2 or 3, it is characterised in that:It is described to match somebody with somebody The outer profile size of optical assembly (4) be less than the light source board component (3) outer profile size so that the ventilating groove (31) not by It is described to stop with optical assembly (4).
6. it is according to claim 2 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The air intake Gap (91), the height in the air-out gap (43) are 1~5mm, a diameter of 2~5mm of the air-vent (32);It is described ventilative The width dimensions of groove (31) are not more than 3mm, and the width dimensions of the air outlet (41) are not more than 3mm, to prevent mosquito from invading.
7. it is according to claim 2 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The luminous intensity distribution Component (4) is compound lens.
8. it is according to claim 1 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The housing (1) side is additionally provided with wire hole (18), so that power line (8) is passed through, and wire hole (18) place is provided with waterproof bolt component (7)。
9. it is according to claim 1 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The housing (1) consolidate provided with drive circuit board fixed column (11), radiator fan fixed column (12), light source board fixed column (13), waterproof bonnet Fixed column (14), is respectively used to the drive circuit board component (2), the radiator fan (5), the light source board component (3), described Waterproof bonnet (9) is fixed on the housing (1) by screw.
10. it is according to claim 1 do not need independent electrical source capsule LED light power supply assembly, it is characterised in that:The housing (1) orthographic projection is in Long Circle or circular or rectangle or square;The housing (1), the waterproof bonnet (9) use plastics It is made;The substrate of the light source board component (3) is heat dissipation metal substrate.
CN201710598733.3A 2017-07-21 2017-07-21 It is a kind of do not need independent electrical source capsule LED light power supply assembly Pending CN107228286A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710598733.3A CN107228286A (en) 2017-07-21 2017-07-21 It is a kind of do not need independent electrical source capsule LED light power supply assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710598733.3A CN107228286A (en) 2017-07-21 2017-07-21 It is a kind of do not need independent electrical source capsule LED light power supply assembly

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CN107228286A true CN107228286A (en) 2017-10-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107606557A (en) * 2017-11-10 2018-01-19 彭从文 High heat dissipation street lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107606557A (en) * 2017-11-10 2018-01-19 彭从文 High heat dissipation street lamp
CN107606557B (en) * 2017-11-10 2020-04-28 江苏斯洛尔集团有限公司 High-heat-dissipation LED street lamp

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