CN110242868A - Light source module group and LED heat dissipation floodlight - Google Patents
Light source module group and LED heat dissipation floodlight Download PDFInfo
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- CN110242868A CN110242868A CN201910425530.3A CN201910425530A CN110242868A CN 110242868 A CN110242868 A CN 110242868A CN 201910425530 A CN201910425530 A CN 201910425530A CN 110242868 A CN110242868 A CN 110242868A
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- Prior art keywords
- illuminating part
- light source
- source module
- module group
- phase
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-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
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/12—Combinations of only three kinds of elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention belongs to technical field of lamps, more particularly to a kind of light source module group and LED radiate floodlight, light source module group includes lamp housing, illuminating part and lens, illuminating part is mounted on lamp housing, lens cover is located on illuminating part and connect with lamp housing, it is equipped with accommodating cavity close to the back side of illuminating part on lamp housing, accommodating cavity is in air-tight state and is equipped with phase-change liquid；Illuminating part it is inactive or starting when, phase-change liquid be liquid phase-change liquid gradually absorbs heat at this time, with slow down illuminating part temperature rising speed；When fever reaches the boiling point of phase-change liquid after illuminating part starting, phase-change liquid becomes gaseous state, phase-change liquid can absorb a part of heat during vaporization, and phase-change liquid is after being converted into gaseous state, accelerate to flow freely in accommodating cavity, it being radiated at the lower side of temperature or other positions to accommodating cavity far from illuminating part with being conducted close to the heat of illuminating part side accommodating cavity, effectively having relieved the heat more concentrated on illuminating part, having improved radiating efficiency.
Description
Technical field
The invention belongs to technical field of lamps more particularly to a kind of light source module group and LED heat dissipation floodlights.
Background technique
Current high-power light-projecting lamp causes during designing and producing, heat dissipation problem becomes because heat dissipation technology limits
Bottleneck.Such as LED projector lamp, in the prior art, in order to ensure the heat dissipation effect of high power LED projector, generally by
Radiator is added in LED projector lamp to radiate.But the volume of the radiator is generally large and structure is complicated, causes to give birth to
Produce at high cost, maintenance inconvenience；And when radiator fails or breaks down and can not radiate, the temperature of illuminator can be made
Degree sharply increases, and causes each light source module group to be burnt or accelerated ageing, and then powerful illuminator is caused to be unable to reach original
There is the performance of overlength working life.
Summary of the invention
The purpose of the present invention is to provide a kind of light source module group and LED heat dissipation floodlights, it is intended to solve in the prior art
The bad technical problem of powerful illuminator heat dissipation effect.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of light source module group, including lamp housing, illuminating part and
Lens, the illuminating part are mounted on the lamp housing, and the lens cover is located on the illuminating part and connect with the lamp housing, institute
It states and is equipped with accommodating cavity close to the back side of the illuminating part on lamp housing, the accommodating cavity is in air-tight state and is equipped with phase-change liquid；
The illuminating part it is inactive or starting when, the phase-change liquid be liquid；It generates heat after illuminating part starting
When reaching the boiling point of the phase-change liquid, the phase-change liquid becomes gaseous state.
Optionally, the boiling spread of the phase-change liquid is 35 degrees Celsius to 55 degrees Celsius.
Optionally, be equipped with multiple isolating bars in the accommodating cavity, each isolating bar the accommodating cavity is isolated to be formed it is more
A heat dissipation chamber.
Optionally, the lamp housing is adapted in the cross section of the accommodating cavity with the cross section of the illuminating part.
Optionally, the accommodating cavity is equipped with several heat radiating fins for heat dissipation far from the outer wall of the illuminating part side
Piece.
Optionally, the lens are equipped with evacuation cavity, and the lens cover is set on the illuminating part and makes the hair
Light part is located in the evacuation cavity, and the lens are connect with the lamp housing.
Optionally, the lamp housing further includes lens pressing plate, and the lens pressing plate pressure is set to the periphery of the lens, and passes through
Fastener sequentially passes through the lens pressing plate and the lens so that the lens pressing plate is fastenedly connected with the lamp housing.
Beneficial effects of the present invention: light source module group of the invention, since accommodating cavity is arranged close to illuminating part, and accommodating cavity
Inside it is provided with the liquid with phase transformation attribute.When illuminating part starts original state, phase-change liquid is liquid at this time, due to shining
It can gradually generate heat and be conducted on the outer wall of accommodating cavity after part starting, phase-change liquid gradually absorbs heat at this time, to slow down
The speed that illuminating part temperature rises；During phase-change liquid gradually absorbs heat, the temperature of phase-change liquid itself gradually on
It rises, until reaching its boiling point, phase-change liquid, which is begun vaporization, at this time is changed into gaseous state by liquid, and phase-change liquid is in the process of vaporization
In can also absorb a part of heat, reach the speed for slowing down the rising of illuminating part temperature, and phase-change liquid is after being converted into gaseous state,
Accelerate to flow freely in accommodating cavity, the heat by accommodating cavity close to illuminating part side is conducted to accommodating cavity far from illuminating part
It radiates at the lower side of temperature or other positions, to effectively relieve the heat more concentrated on illuminating part, greatly
The earth improves radiating efficiency, improves the service life and stability of illuminating part.
Another technical solution of the invention: a kind of LED heat dissipation floodlight, including lamp bracket, driving power and above-mentioned light
Source mould group is equipped with multiple light source module groups on the lamp bracket, and the driving power is installed on the lamp bracket, the driving
Power supply and each light source module group are electrically connected to drive each light source module group to start, and each light source module group is interspersed
And shadow surface is arranged towards same direction.
LED heat dissipation floodlight of the invention, due to using above-mentioned light source module group, radiating efficiency is obtained greatly
It improves.And by being mounted on each light source module group on lamp bracket in intersecting distribution, rather than each light source module group
In the same plane, that is to say, the shadow surface of each light source module group not in the same plane, then each light source module group just has phase
To independent heat-dissipating space, the heat that accommodating cavity absorbs in each light source module group easily, is directly dissipated heat
It sends out, avoids the problem that the heat generated between each light source module group influences each other and leads to poor heat radiation, so that each light
Source mould group can achieve excellent heat dissipation effect.And since the shadow surface of each light source module group is set towards same direction
It sets, so that it is same in the same plane as the shadow surface of original each light source module group to guarantee that each light source module group may be implemented
Illuminating effect, and the phenomenon that being not in light decay during irradiating, using effect is good.
Optionally, LED heat dissipation floodlight further includes hood, the hood include two lateral light-reflection plates and
Positive reflector, the forward direction reflector are connected between two lateral light-reflection plates, two lateral light-reflection plates and institute
It states positive reflector and surrounds the reflective areas with opening jointly, two lateral light-reflection plates are connected to the two of the lamp bracket
End, each light source module group, which is both faced towards, to be arranged in the positive reflector so that the emergent ray of each light source module group passes through
It crosses the lateral light-reflection plate and the positive reflector reflection back reflection light is projected by opening.
Optionally, the LED heat dissipation floodlight further includes the mounting bracket for installing with extraneous bracket, the installation
The both ends of bracket are connect with the both ends of the lamp bracket respectively.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of LED provided in an embodiment of the present invention heat dissipation floodlight；
Fig. 2 is the partial enlargement structural representation in Fig. 1 at A；
Fig. 3 is the configuration schematic diagram of LED provided in an embodiment of the present invention heat dissipation floodlight；
Fig. 4 is the structural schematic diagram of light source module group provided in an embodiment of the present invention；
Fig. 5 is the schematic diagram of the section structure of light source module group provided in an embodiment of the present invention；
Fig. 6 is the configuration schematic diagram of light source module group provided in an embodiment of the present invention.
Wherein, each appended drawing reference in figure:
10-light source module group 11-lamp housing, 12-illuminating parts
13-lens 14-radiating fin, 15-lens pressing plates
20-lamp bracket 21-third, 30-driving powers of fixation hole
40-41-lateral light-reflection of hood plate, 42-forward direction reflectors
43-50-mounting bracket of reflective areas, 51-connection frame bodies
52-installation frame body 111-accommodating cavity, 112-isolating bars
113-131-evacuation of sealing strip cavity 411-lateral reflecting layer
421-righting reflex layer 512-arc-shaped slot of the 511-the first fixation hole
513-dials.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~6 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in figs. 1 to 6, the embodiment of the invention provides a kind of light source module groups, are applied on powerful Projecting Lamp, such as
LED projector lamp etc..Specifically, light source module group includes light source module group 10, and light source module group 10 includes lamp housing 11, illuminating part 12 and lens
13, illuminating part 12 is mounted on lamp housing 11, and the lid of lens 13 is located on illuminating part 12 and connect with lamp housing 11, close to hair on lamp housing 11
The back side of light part 12 is equipped with accommodating cavity 111, and accommodating cavity 111 is in air-tight state and is equipped with phase-change liquid；
Illuminating part 12 it is inactive or starting when, phase-change liquid is liquid；Fever reaches phase transformation after the starting of illuminating part 12
When the boiling point of liquid, phase-change liquid becomes gaseous state.
Light source module group provided in an embodiment of the present invention is described further below: the light source module group of the embodiment of the present invention,
Since accommodating cavity 111 is arranged close to illuminating part 12, and the liquid with phase transformation attribute is provided in accommodating cavity 111.It is shining
Part 12 it is inactive or starting original state when, at this time phase-change liquid be liquid, due to illuminating part 12 start after can gradually generate heat
And conduct on the outer wall of accommodating cavity 111, phase-change liquid gradually absorbs heat at this time, to slow down the rising of 12 temperature of illuminating part
Speed；During phase-change liquid gradually absorbs heat, the temperature of phase-change liquid itself is gradually increasing, until reaching its boiling
Point, phase-change liquid, which is begun vaporization, at this time is changed into gaseous state by liquid, and phase-change liquid can also absorb one during vaporization
Point heat, reaches the speed for slowing down the rising of 12 temperature of illuminating part, and phase-change liquid is after being converted into gaseous state, in accommodating cavity 111
Interior acceleration flows freely, and the heat by accommodating cavity 111 close to 12 side of illuminating part is conducted to accommodating cavity 111 far from illuminating part 12
The lower side of temperature or other positions at radiate, to effectively relieve the heat more concentrated on illuminating part 12
Amount, has greatly improved radiating efficiency, has improved the service life and stability of illuminating part 12.
Wherein, illuminating part 12 is the aluminum substrate for posting LED chip.
Further, accommodating cavity 111 is that air-tight state can be first in lamp housing 11 when accommodating cavity 111 is arranged on lamp housing 11
On open up one have opening accommodating cavity 111, then by phase-change liquid by the opening filling enter, after having filled, then pass through
Sealing strip 113 is sealed.Wherein, can be using welding when sealing strip 113 seals the opening, it can also be using bonding etc.
Other modes.
In another embodiment of the present invention, the boiling spread of phase-change liquid is 35 degrees Celsius to 55 Celsius
Degree.Specifically, phase-change liquid is mixed to form by the liquid of several different boilings, needs to use in different environments due to lamps and lanterns
It influences, the environment temperature for causing lamps and lanterns to be subject to is also different, can be with then by the ratio for the liquid mixing for adjusting variant boiling point
The boiling temperature that phase-change liquid needs under respective environment use is effectively regulated, guarantees that phase-change liquid can efficiently control
Temperature at illuminating part 12 in a certain range, and then guarantees the service life of illuminating part 12.Preferably, the temperature of phase-change liquid
It can be 40 degrees Celsius to 50 degrees Celsius.
In another embodiment of the present invention, as shown in Figure 5,6, multiple isolating bars 112 are equipped in accommodating cavity 111, respectively
The isolation of accommodating cavity 111 is formed multiple heat dissipation chamber by isolating bar 112.Specifically, by the way that multiple rows arranged side by side are arranged in accommodating cavity 111
The isolating bar 112 of cloth, each isolating bar 112 are connected to accommodating cavity 111 close to the side of illuminating part 12 and far from illuminating part 12
Between side, in this way in 12 adstante febre of illuminating part, each isolating bar 112 can also be conducted heat in phase-change liquid, thus
Effectively increase the efficiency that phase-change liquid absorbs heat；And after phase-change liquid is changed into gaseous state, each isolating bar 112
It is arranged effectively to absorb and relieves the heat that gaseous state is conducted through, improving heat radiation efficiency.
In another embodiment of the present invention, as shown in Figure 5,6, lamp housing 10 accommodating cavity 111 cross section and shine
The cross section of part 12 is adapted.Specifically, since accommodating cavity 111 is located at the back side of the light-emitting surface of illuminating part 12, held by making
The shapes and sizes for setting the cross section of chamber 111 are adapted with the shapes and sizes of the cross section of illuminating part 12, such accommodating cavity 111
The back side of illuminating part 12 can be substantially covered on so that accommodating cavity 111 can maximumlly relieve in time it is luminous
The heat that part 12 issues.
In another embodiment of the present invention, as shown in Figure 4,5, 6, accommodating cavity 111 is far from the outer of 12 side of illuminating part
Wall is equipped with several radiating fins 14 for heat dissipation.Specifically, radiating fin 14 be aluminum thermal fin, then have benefited from aluminium and
The light advantage of its alloy, the quality of aluminum thermal fin just can also be significantly reduced, and then but also light source module group 10
Overall weight is significantly mitigated.And radiating fin 14 each in this way can in time go out the heat loss in accommodating cavity 111 again,
Using effect is good.
In another embodiment of the present invention, as shown in figure 5, lens 13 are equipped with evacuation cavity 131, the lid of lens 13 is set
In on illuminating part 12 and make illuminating part 12 be located at evacuation cavity 131 in, lens 13 are connect with lamp housing 11.Specifically, by
Setting evacuation cavity 131 on lens 13, and the evacuation cavity 131 is adapted with illuminating part 12, and illuminating part 12 is held
It sets in the evacuation cavity 131, when such lid of lens 13 is located at 12 top of illuminating part, there are one between illuminating part 12 and lens 13
Fixed gap thus is avoided that illuminating part 12 is directly contacted with lens 13, so that heat caused by illuminating part 12 be avoided to burn lens
13 so that 13 aging yellowing of lens, extends the using effect of lens 13.
In another embodiment of the present invention, as shown in Figure 4,5, 6, lamp housing 11 further includes lens pressing plate 15, lens pressure
The pressure of plate 15 is set to the periphery of lens 13, and sequentially passes through lens pressing plate 15 and lens 13 so that the lens pressing plate by fastener
15 are fastenedly connected with lamp housing 11.Specifically, by adding lens pressing plate 15 in the periphery of lens 13, then lens pressing plate 15 is deposited
In the safety that just ensure that lens 13 are installed, and then also ensure the integral strength and useful life longevity of light source module group 10.It is excellent
Selection of land, the neighboring of lens pressing plate 15 are also equipped with gusset, and each gusset is connected by bolt with lens pressing plate 15 and lamp housing 11
It connects.So just further enhance the integral strength of lens pressing plate 15.
The embodiment of the invention also provides a kind of LED heat dissipation floodlight, including lamp bracket 20 and driving power 30, lamp brackets 20
On multiple light sources mould group 10 is installed, driving power 30 is electrically connected with each light source module group 10 to drive each light source module group 10 to open
Dynamic, each light source module group 10 is interspersed and shadow surface is arranged towards same direction.
LED heat dissipation floodlight of the invention, due to using above-mentioned light source module group 10, radiating efficiency is obtained significantly
Raising.And by being mounted on each light source module group 10 on lamp bracket 20 in intersecting distribution, rather than each light
Source mould group 10 in the same plane, that is to say, the shadow surface of each light source module group 10 not in the same plane, then each light source
Mould group 10 just has relatively independent heat-dissipating space, allows the heat that accommodating cavity 111 absorbs in each light source module group 10 very square
Just, directly heat is distributed, avoids the heat generated between each light source module group 10 from influencing each other and leads to heat dissipation not
Good problem, so that each light source module group 10 can achieve excellent heat dissipation effect.And due to each light source module group 10
Shadow surface is arranged towards same direction, to guarantee that each light source module group 10 may be implemented and original each light source module group 10
Shadow surface same illuminating effect in the same plane, the phenomenon that being not in light decay, using effect is good.
Wherein, how many a light source module groups 10 are specifically set on lamp bracket 20, can be arranged on demand according to scene application needs, from
And LED heat dissipation floodlight of the invention is made to carry out projection illumination in it can be widely used in various scenes.
In another embodiment of the present invention, as shown in Figure 1,3, LED heat dissipation floodlight further includes hood 40, is hidden
Light shield 40 includes two lateral light-reflection plates 41 and positive reflector 42, positive reflector 42 be connected to two lateral light-reflection plates 41 it
Between, two lateral light-reflection plates 41 and positive reflector 42 surround the reflective areas 43 with opening, two lateral light-reflection plates 41 jointly
The both ends of lamp bracket 20 are connected to, each light source module group 10, which is both faced towards, to be arranged in positive reflector 42 so that each light source module group
10 emergent ray reflects back reflection light by lateral light-reflection plate 41 and positive reflector 42 and is projected by opening.Specifically, lead to
It crosses the periphery in each light source module group 10 and hood 40 is set, so that all light faces that each light source module group 10 projects are positive
Reflector 42 projects, since positive reflector 42 and two lateral light-reflection plates 41 enclose to set to form one with the reflective of opening jointly
Area 43, then light is just projected by the opening after positive reflector 42 and two lateral light-reflection plates 41 reflect, to keep away
Exempt from the phenomenon that light that each light source module group 10 issues is directly toward external project and forms dazzle generation.Also, due to light
After reflective areas 43 is reflected, the range of light scattering is bigger, and obtained range of exposures is wider, and illuminating effect is more preferable, so as to
To reduce the use of headlamp, energy conservation and environmental protection in fixed lighting demand area.
In another embodiment of the present invention, as shown in figure 3, the side of positive reflector 42 towards reflective areas 43 is equipped with
For the irreflexive righting reflex layer 421 of light.Specifically, righting reflex layer 421 can be frosted reflecting layer, or orange peel
Reflecting layer, by the way that frosted reflecting layer or orange peel reflecting layer is arranged in the inside of positive reflector 42, when each light source module group 10 is sent out
When light directive forward direction reflector 42 out, due to frosted reflecting layer or orange peel reflecting layer, it shows in roughness, then
Random scattering just occurs behind light directive frosted reflecting layer or orange peel reflecting layer, that is, irreflexive phenomenon occurs, thus
The spread for further expanding light, inner surface while changing the direction of light in positive reflector 42 will not
Dazzling light is generated, using effect is good.
In another embodiment of the present invention, as shown in figure 3, two lateral light-reflection plates 41 towards reflective areas 43 side
It is equipped with for the irreflexive lateral reflecting layer 411 of light.Specifically, lateral reflecting layer 411 can be frosted reflecting layer, can also be with
For orange peel reflecting layer, when light lateral light-reflection plate 41 of directive two sides due to diffusing reflection occurs on positive reflector 42, two sides
Lateral light-reflection plate 41 further to these light carry out diffusing reflection so that these light are equally irregularly by reflective areas 43
The opening of lower end projects, and thus further expands light in lateral spread, so that the anti-dazzle of the invention shines
Bright lamp, when use, can not only occur to avoid the phenomenon that dazzle, but also the range irradiated has obtained greatly being promoted, using effect
It is good, energy conservation and environmental protection.
In another embodiment of the present invention, as shown in Figure 1,3, LED radiate floodlight further include for the external world
The mounting bracket 50 of bracket installation, the both ends of mounting bracket 50 are connect with the both ends of lamp bracket 20 respectively.Specifically, the present invention is implemented
The LED heat dissipation floodlight of example when in use, is mounted on extraneous bracket, mounting bracket 50 is equipped with more by mounting bracket 50
A mounting hole when installation, passes through each mounting hole by fastener and is fixedly connected with external world's bracket, structure is simple, installation side
Just and stablize.
In another embodiment of the present invention, as shown in Figure 1, 2, 3, mounting bracket 50 includes two connection 51 Hes of frame body
Installation frame body 52, the both ends of installation frame body 52 connect one end connection of frame body 51 with two respectively, and two connect the another of frame body 51
One end offers the first fixation hole 511, and the both ends on lamp bracket 20 are respectively corresponded equipped with the second fixation hole, 511 He of the first fixation hole
It is connected between second fixation hole by fastener.Specifically, two connection frame bodies 51 are symmetrically connected to the two of installation frame body 52
End is so that mounting bracket 50 is whole in U-typed and integrated molding, wherein the length of installation frame body 52 is greater than two connection frame bodies 51
Length.When two connection frame bodies 51 are connect with the both ends on lamp bracket 20, connection frame body 51 fits in the outside of lamp bracket 20 and makes
First fixation hole 511 and the second fixation hole align, then by sequentially passing through the using fastener (such as screw, bolt)
One fixation hole 511 and the second fixation hole are fixedly connected with connection frame body 51 with lamp bracket 20.
In another embodiment of the present invention, as shown in Fig. 2, close to the first fixation hole 511 on two connection frame bodies 51
One end be additionally provided with arc-shaped slot 512, arc-shaped slot 512 is set around the periphery of the first fixation hole 511, and the both ends on lamp bracket 20 are equal
Equipped with multiple third fixation holes 21, and each third fixation hole 21 is distributed along the route interval of arc-shaped slot 512, arc-shaped slot
It is connected between 512 and third fixation hole 21 by fastener.Specifically, by the way that arc is arranged in the periphery of the first fixation hole 511
Through slot 512, the light fixture that lamp bracket 20, each light source module group 10 and hood 40 are formed is with respect to 50 turns of mounting bracket
Certain angle is moved, thus the direction of adjustable 43 lower ending opening of reflective areas, so that reflective areas 43 can project light
It is illuminated to other regions, user can carry out selection adjustment, using flexible according to the actual situation.Also, by lamp bracket
Multiple third fixation holes 21 are set on 20 both ends, so that route interval of each third fixation hole 21 along arc-shaped slot 512
Distribution, then passing through fastener (such as spiral shell after hood 40 and light source module group 10 turn an angle with respect to mounting bracket 50
Nail, bolt etc.) sequentially pass through arc-shaped slot 512 and third fixation hole 21 is fixed, 40 He of hood can be effectively prevented
Light source module group 10 is rotated relative to mounting bracket 50 again, so that the direction of 43 lower ending opening of reflective areas is fixed, in use process no longer
Change；When need to adjust again 43 lower ending opening of reflective areas towards when, by unscrewing fastener, then make light fixture can be with
It rotates relative to mounting bracket 50 to be adjusted.
In another embodiment of the present invention, as shown in Fig. 2, the periphery of arc-shaped slot 512 is equipped with the quarter for being easy to read
Scale 513.Specifically, when rotating above-mentioned light fixture relative to mounting bracket 50 to adjust illumination region, by this
Light fixture accurately can be turned to target angle by the setting of dial 513, reach the mesh of accurate adjustment illumination region
, using effect is good.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of light source module group, it is characterised in that: including lamp housing, illuminating part and lens, the illuminating part is mounted on the lamp housing
On, the lens cover is located on the illuminating part and connect with the lamp housing, close to the back side of the illuminating part on the lamp housing
Equipped with accommodating cavity, the accommodating cavity is in air-tight state and is equipped with phase-change liquid；
The illuminating part it is inactive or starting when, the phase-change liquid be liquid；It generates heat and reaches after illuminating part starting
When the boiling point of the phase-change liquid, the phase-change liquid becomes gaseous state.
2. light source module group according to claim 1, it is characterised in that: the boiling spread of the phase-change liquid is taken the photograph for 35
Family name's degree is to 55 degrees Celsius.
3. light source module group according to claim 1, it is characterised in that: be equipped with multiple isolating bars, each institute in the accommodating cavity
Isolating bar is stated the accommodating cavity is isolated to form multiple heat dissipation chamber.
4. light source module group according to claim 1, it is characterised in that: cross section and institute of the lamp housing in the accommodating cavity
The cross section for stating illuminating part is adapted.
5. light source module group according to claim 1, it is characterised in that: the accommodating cavity is far from the outer of the illuminating part side
Wall is equipped with several radiating fins for heat dissipation.
6. described in any item light source module groups according to claim 1~5, it is characterised in that: the lens are equipped with evacuation cavity,
The lens cover is set on the illuminating part and the illuminating part is located in the evacuation cavity, the lens and the lamp
Shell connection.
7. described in any item light source module groups according to claim 1~5, it is characterised in that: the lamp housing further includes lens pressing plate,
Lens pressing plate pressure is set to the periphery of the lens, and by fastener sequentially pass through the lens pressing plate and the lens with
It is fastenedly connected the lens pressing plate with the lamp housing.
The floodlight 8. a kind of LED radiates, it is characterised in that: including any one of lamp bracket, driving power and claim 1~7 institute
The light source module group stated is equipped with multiple light source module groups on the lamp bracket, and the driving power is installed on the lamp bracket, institute
It states driving power and each light source module group is electrically connected to drive each light source module group to start, each light source module group submission
Mistake is distributed and shadow surface is arranged towards same direction.
The floodlight 9. LED according to claim 8 radiates, it is characterised in that: the LED heat dissipation floodlight further includes
Hood, the hood include two lateral light-reflection plates and positive reflector, and the forward direction reflector is connected to described in two
Between lateral light-reflection plate, two lateral light-reflection plates and the positive reflector surround the reflective areas with opening jointly, and two
A lateral light-reflection plate is connected to the both ends of the lamp bracket, and each light source module group both faces towards reflective in the forward direction
Plate is arranged so that the emergent ray of each light source module group is after the lateral light-reflection plate and the positive reflector reflection
Reflection light is projected by opening.
The floodlight 10. LED according to claim 8 radiates, it is characterised in that: the LED heat dissipation floodlight also wraps
The mounting bracket for installing with extraneous bracket is included, the both ends of the mounting bracket are connect with the both ends of the lamp bracket respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425530.3A CN110242868A (en) | 2019-05-21 | 2019-05-21 | Light source module group and LED heat dissipation floodlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425530.3A CN110242868A (en) | 2019-05-21 | 2019-05-21 | Light source module group and LED heat dissipation floodlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110242868A true CN110242868A (en) | 2019-09-17 |
Family
ID=67884569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910425530.3A Pending CN110242868A (en) | 2019-05-21 | 2019-05-21 | Light source module group and LED heat dissipation floodlight |
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| Country | Link |
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| CN112325251A (en) * | 2020-06-17 | 2021-02-05 | 深圳市海洋王照明工程有限公司 | High-temperature-resistant illuminating lamp |
| CN113446541A (en) * | 2021-06-08 | 2021-09-28 | 深圳市海洋王船舶场馆照明技术有限公司 | Heat dissipation piece, lighting module and projection lamp |
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Application publication date: 20190917 |