CN105805571A - Surrounding type illumination lamp - Google Patents
Surrounding type illumination lamp Download PDFInfo
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- CN105805571A CN105805571A CN201610196590.9A CN201610196590A CN105805571A CN 105805571 A CN105805571 A CN 105805571A CN 201610196590 A CN201610196590 A CN 201610196590A CN 105805571 A CN105805571 A CN 105805571A
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- installation
- heat sink
- circulating type
- type lighting
- heat
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A surrounding type illumination lamp comprises a heat radiation plate, a supporting frame, an LED assembly, an installation spherical body and a circuit assembly. The supporting frame comprises a plurality of supporting torsion pieces. Each supporting torsion piece comprises a supporting part, a torsion part, an installation part and a light emitting part which are sequentially connected. The edge of the heat radiation plate is connected with the installation parts and connected with the middle of each supporting torsion piece. The LED assembly comprises an installation pipe body, a light rendering pipe body and an LED module, wherein a first end of the installation pipe body is arranged on the heat radiation plate, a second end of the installation pipe body is connected with a first end of the light rendering pipe body, the installation pipe body is hollow, and the LED module is arranged on the heat radiation plate and contained inside the installation pipe body. The installation spherical body is connected with a second end of the light rendering pipe body. According to the surrounding type illumination lamp, the LED module is directly installed on the heat radiation plate which is exposed, so that heat can be dissipated rapidly in time without transmission with a PCB aluminum substrate and a shell body.
Description
Technical field
The present invention relates to illuminating and heat radiating technical field, particularly relate to a kind of circulating type lighting.
Background technology
At present, in existing illuminator, main heater element is generally the PCB aluminium base directly contacted with light source, and drives the circuit board of this light source luminescent.So that illuminator is integrated, generally PCB aluminium base and circuit board are placed in the inside of this illuminator.
Common, PCB aluminium base and circuit board transfer heat in air typically via housing.Adopting the illuminator of above-mentioned radiator structure, heat conduction efficiency is low, and radiating rate is slower so that this illuminator easily exists the potential safety hazard that internal circuit unit heat load is too high because of poor heat radiation.
Summary of the invention
Based on this, it is necessary to provide the circulating type lighting of a kind of good heat dispersion performance.
A kind of circulating type lighting, including:
Heat sink, described heat sink has disc-shaped structure;
Bracing frame, support frame as described above includes some support twisted pieces, the edge of described heat sink connects the medium position of each described support twisted piece respectively, and some described support twisted pieces is centrosymmetric distribution with the axle center of described heat sink, wherein, described support twisted piece includes the support portion, twist part, installation portion and the light out part that are sequentially connected with, and the edge of described heat sink is connected with described installation portion, described light out part is provided with exiting surface, and described exiting surface has curved-surface structure;
LED component, described LED component includes installing body, light renders body and LED module, first end of described installation body is arranged at described heat sink, second end of described installation body renders the first end of body and is connected with described light, described installation body hollow is arranged, described LED module is arranged at described heat sink, and described LED module is placed in described installation tubular body;
Installing spheroid, described installation spheroid renders the second end of body and is connected with described light, and described installation spheroid has hollow structure, is formed and install cavity in it;And
Circuit unit, described circuit unit is arranged in described installation cavity body, and described circuit unit is electrically connected with described LED module.
Wherein in an embodiment, described exiting surface is obliquely installed to the direction near described installation spheroid.
Wherein in an embodiment, described support portion arranges cushion course away from one end of described twist part.
Wherein in an embodiment, the material of described cushion course is silica gel.
Wherein in an embodiment, the material of described cushion course is rubber.
Wherein in an embodiment, described installation portion offers mounting groove, and the edge of described heat sink is embedded at inside described mounting groove.
Wherein in an embodiment, the link position place at the edge of the medial wall of described mounting groove and described heat sink is provided with viscose glue portion.
Wherein in an embodiment, support frame as described above also includes threaded fastener, and described threaded fastener wears described installation portion and described heat sink successively.
Wherein in an embodiment, described threaded fastener is screw.
Above-mentioned circulating type lighting is by being directly mounted at LED module on heat sink, and the exposed setting of heat sink, it is not necessary to is transmitted by PCB aluminium base and housing, can quickly and in time by heat distribute.
Accompanying drawing explanation
Fig. 1 is the structural representation of the circulating type lighting of an embodiment of the present invention;
Fig. 2 is the structural representation of another angle of the circulating type lighting of an embodiment of the present invention;
Fig. 3 is the partial structurtes schematic diagram of the circulating type lighting of an embodiment of the present invention;
Fig. 4 is the partial structurtes schematic diagram of the circulating type lighting of an embodiment of the present invention;
Fig. 5 is the partial structurtes schematic diagram of the circulating type lighting of an embodiment of the present invention;
Fig. 6 is the partial structurtes schematic diagram of the circulating type lighting of an embodiment of the present invention;
Fig. 7 is the partial structurtes schematic diagram of the circulating type lighting of another embodiment of the present invention;
Fig. 8 is the partial structurtes schematic diagram of the circulating type lighting of another embodiment of the present invention.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Accompanying drawing gives the better embodiment of the present invention.But, the present invention can realize in many different forms, however it is not limited to embodiments described herein.On the contrary, provide the purpose of these embodiments be make the disclosure is understood more thorough comprehensively.
It should be noted that be referred to as " being fixed on " another element when element, it can directly on another element or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly to another element or may be simultaneously present centering elements.For illustrative purposes only, being not offered as is unique embodiment for term as used herein " vertical ", " level ", "left", "right" and similar statement.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term used in the description of the invention herein is intended merely to the purpose describing specific embodiment, it is not intended that in the restriction present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
Such as, a kind of circulating type lighting, including: heat sink, described heat sink has disc-shaped structure;Bracing frame, support frame as described above includes some support twisted pieces, the edge of described heat sink connects the medium position of each described support twisted piece respectively, and some described support twisted pieces is centrosymmetric distribution with the axle center of described heat sink, wherein, described support twisted piece includes the support portion, twist part, installation portion and the light out part that are sequentially connected with, and the edge of described heat sink is connected with described installation portion, described light out part is provided with exiting surface, and described exiting surface has curved-surface structure;LED component, described LED component includes installing body, light renders body and LED module, first end of described installation body is arranged at described heat sink, second end of described installation body renders the first end of body and is connected with described light, described installation body hollow is arranged, described LED module is arranged at described heat sink, and described LED module is placed in described installation tubular body;Installing spheroid, described installation spheroid renders the second end of body and is connected with described light, and described installation spheroid has hollow structure, is formed and install cavity in it;And circuit unit, described circuit unit is arranged in described installation cavity body, and described circuit unit is electrically connected with described LED module.
In order to be further appreciated by above-mentioned circulating type lighting, another example is, a kind of circulating type lighting, it includes the circulating type lighting described in any of the above-described embodiment.
See also Fig. 1 to Fig. 3, circulating type lighting 10 includes: heat sink 100, bracing frame 200, LED component 300, installation spheroid 400 and circuit unit 500, heat sink 100 is arranged at bracing frame 200, LED component 300 connects heat sink 100 respectively and installs spheroid 400, circuit unit 500 is placed in installation spheroid 400, and circuit unit 500 and LED component 300 are electrically connected.
Referring to Fig. 1 and Fig. 2, heat sink 100 has disc-shaped structure.Such as, each area thickness of described heat sink is uniformly arranged.
Referring to Fig. 2, bracing frame 200 includes some support twisted pieces 210, and the edge of heat sink 100 connects the medium position of each support twisted piece 210 respectively, and some support twisted pieces 210 are centrosymmetric distribution with the axle center of heat sink 100.Such as, some described support twisted pieces radially distribute with the center of circle of described heat sink;And for example, some described support twisted pieces are formed after being connected with described heat sink and are similar to " Flos Nelumbinis " shape structure;And for example, some described support twisted pieces are formed after being connected with described heat sink and are similar to " Flos Nelumbinis " shape structure;And for example, some described support twisted pieces are formed after being connected with described heat sink and are similar to " many petal-shaped " shape structure.
Seeing also Fig. 4 and Fig. 5, LED component 300 includes installing body 310, light renders body 320 and LED module 330, and the first end installing body 310 is arranged at heat sink 100, and the second end of installation body 310 renders the first end of body 320 and is connected with light.Installing body 310 hollow to arrange, LED module 320 is arranged at heat sink 100, and LED module 320 is placed in installation body 310 inside.Such as, described installation body and described light form circular arc tubular structure after rendering body splicing, and it bends to the direction, the center of circle of described heat sink, are formed and are similar to " arch bridge " shape structure.
In order to improve the brightness of described LED module, and optimize its illuminating effect, such as, refer to Fig. 5, LED module 330 includes some LED lamp bead 331, some LED lamp bead 331 are arranged at heat sink 100, and some LED lamp bead 331 are placed in installation body 310 inside, install body 310 and have open circles tubular structure.Such as, described installation body is hollow structure, second end of described installation body is placed on the outside that described light renders the first end of body, when the light that some described LED lamp bead send exposes to the first end that described light renders body, light can render the overall structure transmission of body along described light, namely described light renders body and forms the bang path of described light, in the process, described light can reflect, reflection is or/and the physical process that passes through, so, described light can be rendered process, optimize the illuminating effect of light, improve the artistic atmosphere of described circulating type lighting.
In order to improve the brightness of described LED module, and optimize its illuminating effect, for instance, some described LED lamp bead are centrosymmetric distribution with the axle center of described installation body;And for example, some described LED lamp bead are sequentially connected in series setting;And for example, described LED lamp bead and described circuit unit are electrically connected by wire;And for example, described heat sink offers embedding slot, being embedded at least partly in described embedding slot of described LED lamp bead;And for example, described LED lamp bead has cuboid structure;And for example, described embedding slot has the cross section of rectangle structure, as such, it is possible to improve the brightness of described LED module, and optimizes its illuminating effect.
See also Fig. 1, installation spheroid 400 renders the second end of body 320 and is connected with light, say, that described installation spheroid, described light render body, described installation body and described heat sink and is sequentially connected with, and four connect after, be provided with interval between described installation spheroid and described heat sink.
Refer to Fig. 3, spheroid 400 is installed there is hollow structure, formed in it and cavity 410 is installed, cavity 410 is installed and is used for circuit unit is installed.
Referring to Fig. 3, circuit unit 500 is arranged in installation cavity 410, and circuit unit 500 is electrically connected with some described LED lamp bead respectively.That is, circuit unit 500 is electrically connected with LED module 330 respectively.Such as, described circuit unit also includes wire, and described LED lamp bead is connected with described circuit unit by described electric wire, for providing power supply to described LED lamp bead.
Above-mentioned circulating type lighting 10 is by being directly mounted at LED lamp bead 331 on heat sink 100, and the exposed setting of heat sink 100, it is not necessary to is transmitted by PCB aluminium base and housing, can quickly and in time by heat distribute.
In order to optimize illuminating effect further, and improve the integrated support intensity of described support twisted piece, such as, refer to Fig. 2, supporting twisted piece 210 and have distorted-structure, e.g., described support twisted piece has the structure of distortion, bending and/or bending, described support twisted piece can be made to have good shock-absorbing capacity, be beneficial to raising described support twisted piece integrated support intensity;And for example, referring to Fig. 6, support twisted piece 210 and include reflecting layer 211 and supporting layer 212, reflecting layer 211 is connected with the edge of heat sink 100, and centrally disposed towards heat sink 100 of reflecting layer 211, as, described reflecting layer has the structure of distortion, bending and/or bending, so, when light exposes on described reflecting layer, described light can occur refraction or/and reflection process in described reflecting layer, as such, it is possible to optimize illuminating effect further.
In order to optimize illuminating effect further, and improve the integrated support intensity of described support twisted piece, such as, the first support layering, the second support layering and the 3rd support that described supporting layer includes being cascading are layered, and described first son supports layering and fits in described reflecting layer;And for example, the described 3rd material supporting layering is glass;And for example, the described second material supporting layering is alloy;And for example, the described first material supporting layering is plastic cement;And for example, the thickness in described reflecting layer is less than the thickness of described supporting layer;And for example, described reflecting layer is provided with the reflecting surface of tooth striated structure away from the side of described supporting layer;And for example, in described tooth striated structure: groove has distorted-structure at least partly, as such, it is possible to optimize illuminating effect further, and improves the integrated support intensity of described support twisted piece.
In order to optimize illuminating effect further, and improve the integrated support intensity of described support twisted piece, for instance, described support twisted piece includes the support portion, twist part, installation portion and the light out part that are sequentially connected with, and the edge of described heat sink is connected with described installation portion;And for example, described support portion arranges cushion course away from one end of described twist part;And for example, the material of described cushion course is silica gel;And for example, the material of described cushion course is rubber;And for example, described installation portion offers mounting groove, and the edge of described heat sink is embedded at inside described mounting groove;And for example, the medial wall of described mounting groove is provided with viscose glue portion with the link position place at the edge of described heat sink;And for example, support frame as described above also includes threaded fastener, and described threaded fastener wears described installation portion and described heat sink successively.Described threaded fastener is screw, as such, it is possible to improve the integrated support intensity of described support twisted piece, e.g., and mechanical strength;And for example, described light out part is provided with exiting surface, described exiting surface has curved-surface structure, and described exiting surface is obliquely installed to the direction near described installation spheroid, so, when the light that described LED lamp bead sends exposes to described exiting surface, there is the described exiting surface of distortion curved-surface structure owing to being obliquely installed to the direction near described installation spheroid, so, be beneficial to light and be transferred directly to the external world after refraction or/reflection, namely the wide-angle illumination of light is realized, for optimizing illuminating effect further.
In order to optimize illuminating effect further, and improve and described pipe is installed and described light renders the overall construction intensity of body, such as, described LED component arranges some described installation bodys and some described light renders body, each described installation body light described in one that connects one to one renders body, and described installation body and described light form arced tube structure after rendering body splicing;And for example, the bending direction of some described installation bodys is towards described installation spheroid;And for example, described light renders the bending direction of body towards described installation spheroid;And for example, some described light render body and are centrosymmetric distribution with the centre of sphere of described installation spheroid;And for example, some described installation bodys are centrosymmetric distribution with the centre of sphere of described installation spheroid;And for example, the material of described installation body is light-transmitting materials, so, illuminating effect can be optimized further, and improve and described pipe be installed and described light renders the overall construction intensity of body, at the same time it can also be realize circulating type, light renders formula and the good function of artistic effect.Such as, described installation body has the cross section of round tube shape structure;And for example, described light renders body and has the cross section of round tube shape structure.
In order to optimize illuminating effect further, and improve and described pipe is installed and described light renders the overall construction intensity of body, such as, refer to Fig. 7, light renders body 320 and has warp architecture, light renders the printing opacity being equipped with some loop configuration outside body 320 and renders body 321, some printing opacities render the first end that the external diameter of body 321 renders body 320 by light and are gradually increased to its second end, so, utilize light to render body 320 and further light can be played rendering effect, and for example, the different setting of color that each described light renders body and each described printing opacity renders body, material adopts such as crystal, glass or acrylic material, for improving rendering effect further;And for example, described printing opacity render body towards install body side there is planar structure;And for example, the distance that often adjacent two described printing opacities render between body is equal;And for example, often adjacent two described printing opacities render the first end that the distance between body renders body by described light and are gradually increased to its second end;And for example, often adjacent two described printing opacities render body and be arranged in parallel;And for example, described printing opacity renders the edge of body and has arc-shaped structure;And for example, described light renders the material of body is crystal.
It is appreciated that, owing to described LED module arranges some described LED lamp bead, bigger based on described circuit unit power, and on the basis away from cooling system or structure, except solving described circulating type lighting radiating requirements, described circulating type floodlight circuit assembly must also be solved because of the bigger problem of the load of the excessive generation of energy supply, namely the problem that described circuit unit can produce local components and parts scorification because load is excessive, namely be short-circuited problem, now, described circuit unit is as easy as rolling off a log to catch fire, there is the danger of fire, greatly threaten the person and the property safety of user.
nullIn order to improve security performance,Such as,Refer to Fig. 3,Described circulating type lighting also includes filling mechanism 600,Filling mechanism 600 includes fire extinguishing layers of solid material 610 and initiation portion 620,Spheroid 400 is installed and is further opened with filled chamber 420,Filled chamber 420 has the cross section of cirque structure,Concrete,Cavity 410 is installed be positioned at inside installation spheroid 400,Filled chamber 420 is positioned at outside installation spheroid 400,And it is provided with interval between installation cavity 410 and installation spheroid 400,Spheroid 400 is installed between installation cavity 410 and filled chamber 420, offers initiation hole 430,Hole 430 is caused to connect with installation cavity 410 and installation spheroid 400 respectively,It is internal that fire extinguishing layers of solid material 610 is filled in filled chamber 420,Initiation portion 620 is arranged at initiation hole 430,And close initiation hole 430.Such as, described initiation portion has membranaceous or laminated structure, and e.g., the material in described initiation portion is high molecule plastic, when described circuit unit catches fire or during fault heat production, based on the effect of high temperature, described initiation portion melted by heat.Such as, the material of described fire extinguishing layers of solid material is fire prevention solid material, and when described fire prevention solid material is subject to high temperature action, chemical action can occur for it, volatilizes substantial amounts of fire-retardant gas, e.g., and carbon dioxide.Such as, described installation cavity is provided with breather, described breather through described filled chamber, but described breather does not connect with described filled chamber, first end of described breather connects with described installation cavity, second end of described breather and ft connection, be used for making fire-retardant gas be ejected to described installation cavity by described initiation hole more unobstructedly.
The operation principle of above-mentioned filling mechanism 600 is as follows:
When described circuit unit short circuit occurred inside and when catching fire, effect based on high temperature, described initiation portion melted by heat in described initiation hole, described initiation hole is made to connect with described accommodating cavity, in the process, described fire extinguishing layers of solid material within described filled chamber is heated and is decomposed or chemical reaction, release substantial amounts of fire-retardant gas, as, carbon dioxide, described fire-retardant gas is ejected in described accommodating cavity by described initiation hole, fire retardation based on described fire-retardant gas, for putting out circuit unit described in burning, for avoiding spreading of the intensity of a fire, avoid large-scale fire, security performance is higher.
In order to improve security performance further, such as, the material of described fire extinguishing layers of solid material is fire prevention solid material, and described fire prevention solid material is put out a fire material, hydrophobic material and inert material component by activity, such as, the mass ratio of activity fire extinguishing material, hydrophobic material and inert material is 1:0.1:2;And for example, described activity fire extinguishing material includes at least one in ammonium phosphate salt, sodium bicarbonate, sodium chloride and potassium chloride;And for example, described activity fire extinguishing material is ultra-fine grain diameter activity fire extinguishing material, and its particle diameter is less than or equal to 0.5 μm, it is preferred that for less than 0.5 μm, so, utilizing the mobility of himself, it is possible to reach the flame-retardant system of powder body-gas, its security performance is higher;And for example, described hydrophobic material includes in silicone oil and hydrophobic silicic aerogels at least one;And for example, described inert material is Pulvis Talci.
It is appreciated that, owing to some described LED lamp bead are directly mounted at described heat sink, described heat sink bears bigger heat load, especially power and the higher situation of brightness requirement, therefore, it is necessary to improve the heat dispersion performance of described heat sink, in order to improve the heat dispersion of described heat sink further, the heat dispersion overall to improve described circulating type lighting, such as, referring to Fig. 7, heat sink 500 includes the safe floor 510, heat-conducting layer 520, heat transfer layer 530 and the heat dissipating layer 540 that are cascading, and described LED lamp bead is arranged at described safe floor.
Such as, the described circulating type lighting of one embodiment, its described safe floor includes each component of following mass parts: silicon nitride 80 parts~90 parts, titanium dioxide 30 parts~45 parts, silicon dioxide 2 parts~8 parts, Kaolin 2 parts~15 parts, light weight calcium 0.5 part~2 parts and rare earth oxide 0.2 part~0.5 part.Such as, described rare earth oxide includes in lanthana, cerium oxide, praseodymium oxide, europium oxide and terbia. Diterbium trioxide at least one, for instance, the mass ratio of lanthana, cerium oxide, praseodymium oxide, europium oxide and terbia. Diterbium trioxide is 1:1:1:1:1.
It is good that above-mentioned safe floor has insulation effect, the advantage that heat conductivity is big and thermal coefficient of expansion is low, so, when the heat of LED lamp bead is directly delivered to described safe floor, described safe floor quickly and in time by the heat that LED lamp bead near zone is assembled can be transferred to described heat-conducting layer, to guarantee the normal operation of LED lamp bead.Secondly, owing to described safe floor directly contacts or close together with LED lamp bead, the heat conduction load that it undertakes is maximum, above-mentioned safe floor uses silicon nitride as primary raw material, and mixed other materials can have relatively low thermal coefficient of expansion, such that it is able to avoid between described safe floor and described heat-conducting layer generation gap, and described safe floor self is avoided to produce gap, and then the problem that the heat conductivity produced after can avoiding this gap and gap filling air reduces.In addition, due to directly contacting or close together between described safe floor and LED lamp bead, it is susceptible to electric elements, wire directly with as described in safe floor situation about contacting, above-mentioned safe floor uses silicon nitride as primary raw material, and mixed other materials can have good insulating properties, such that it is able to avoid described safe floor to be energized, thus improve the security performance of described circulating type lighting, safety standard is higher.
Such as, the described circulating type lighting of one embodiment, its described heat-conducting layer includes each component of following mass parts: nano-graphene fiber 90 parts~95 parts, multi-walled carbon nano-tubes 0.5 part~15 parts, SWCN 0.1 part~5 parts and carbon nano-fiber 0.1 part~10 parts.
Above-mentioned heat-conducting layer adopts nano-graphene fiber to be primary raw material, and adopts multi-walled carbon nano-tubes, SWCN and carbon nano-fiber as auxiliary material so that described heat-conducting layer has bigger heat conductivity, and heat-conducting effect is preferably.It is to be noted, add multi-walled carbon nano-tubes, SWCN and carbon nano-fiber, it is possible in described heat-conducting layer, form micro-hot channel, for improving heat dispersion further, as such, it is possible to the heat of described safe floor quickly and is in time transferred in described heat transfer layer.
It should be noted that the heat produced because of described LED lamp bead luminescence is through front two-layer, namely after described safe floor and described heat-conducting layer, understand the heat loss of some in extraneous air.In addition, relatively costly due to described heat-conducting layer, it main reason is that, the primary raw material of described heat-conducting layer is the nano-graphene fiber that preparation cost is higher, therefore, based on described heat transfer layer heat transfer and heat radiation load relatively small when, described heat transfer layer can use the heat dissipation metal material that current market is more common, with reduce cost and obtain better heat transfer property effect.
Such as, the heat transfer layer of an embodiment of the present invention, it includes each component of following mass parts: copper 85 parts~90 parts, titanium 2 parts~4.5 parts, 0.1 part~0.3 part of nickel, 0.2 part~1.2 parts of magnesium, ferrum 0.2 part~0.7 part, vanadium 0.2 part~1.2 parts, 0.1 part~0.4 part of manganese and chromium 0.1 part~0.3 part.
Above-mentioned heat transfer layer adopts what the copper of 85 parts~90 parts can make heat transfer layer to have good heat transfer property, such that it is able to pass by the heat being transmitted on described heat-conducting layer more quickly, and then it is evenly dispersed in the structure that described heat transfer layer is overall, to prevent from heat contact position between described heat-conducting layer and described heat transfer layer accumulates, cause the generation of hot-spot phenomenon.In addition, above-mentioned heat transfer layer has heat conductivity height, perfect heat-dissipating, good mechanical property and lower-cost advantage, so, when the heat of described heat-conducting layer passes to described heat transfer layer, the heat that so described heat-conducting layer absorbs just can relatively rapidly be delivered in described heat radiation, and in the process of heat transfer, the heat of part can also be directly delivered in the air in the external world by described heat transfer layer.
It should be noted that, the heat produced when described LED lamp bead is through three first layers, namely respectively after described safe floor, described heat-conducting layer and described heat transfer layer, have relatively large a part of heat to be dissipated in transmission in air dielectric, in addition, owing to the primary raw material of described heat transfer layer is copper, its heavier mass, therefore, based on described heat dissipating layer dispel the heat load relatively small when, described heat dissipating layer can use radiating effect preferably, lighter in weight, lower-cost material, to reduce cost and weight, and obtain the effect of better heat dispersion.
Such as, the heat dissipating layer of an embodiment of the present invention, it includes each component of following mass parts: 70 parts~75 parts of aluminum, copper 35 parts~45 parts, 0.2 part~0.7 part of magnesium, 0.1 part~0.3 part of nickel, ferrum 0.2 part~0.7 part, 0.2 part~0.5 part of manganese, titanium 0.1 part~0.3 part, chromium 0.05 part~0.1 part and vanadium 0.1 part~0.3 part.
Above-mentioned heat dissipating layer adopts the aluminum of 70 parts~75 parts and the copper of 35 parts~45 parts, described heat dissipating layer can be made still to have good heat dispersion, such that it is able to guarantee that the heat passed over by described heat transfer layer can be dissipated in air dielectric by described heat dissipating layer rapidly, as, it is dissipated in inside described heat-dissipating cavity, and then avoid heat to pile up on described heat dissipating layer, cause hot-spot phenomenon to produce.Relative to prior art, merely adopting price costly and copper that quality is bigger, above-mentioned heat dissipating layer had both had good heat dissipation effect, can have again lighter weight rapidly by heat loss to air, is easily installed casting, advantage that price is less expensive.Meanwhile, relative to prior art, merely adopting the aluminium alloy that radiating effect is poor, above-mentioned heat dissipating layer has heat transfer property more preferably.
Such as, the thickness ratio of described safe floor, described heat-conducting layer, described heat transfer layer and described heat dissipating layer is 0.5~1.1:0.1~0.3:3~3.5:4~4.5, for optimizing the structure of described heat sink, is used for improving heat dispersion.
It is combined with each other the circulating type lighting that can implement formed it should be noted that other embodiments of the present invention also include the technical characteristic in the various embodiments described above.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics is absent from contradiction, all it is considered to be the scope that this specification is recorded.
The above embodiment only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a circulating type lighting, it is characterised in that including:
Heat sink, described heat sink has disc-shaped structure;
Bracing frame, support frame as described above includes some support twisted pieces, the edge of described heat sink connects the medium position of each described support twisted piece respectively, and some described support twisted pieces is centrosymmetric distribution with the axle center of described heat sink, wherein, described support twisted piece includes the support portion, twist part, installation portion and the light out part that are sequentially connected with, and the edge of described heat sink is connected with described installation portion, described light out part is provided with exiting surface, and described exiting surface has curved-surface structure;
LED component, described LED component includes installing body, light renders body and LED module, first end of described installation body is arranged at described heat sink, second end of described installation body renders the first end of body and is connected with described light, described installation body hollow is arranged, described LED module is arranged at described heat sink, and described LED module is placed in described installation tubular body;
Installing spheroid, described installation spheroid renders the second end of body and is connected with described light, and described installation spheroid has hollow structure, is formed and install cavity in it;And
Circuit unit, described circuit unit is arranged in described installation cavity body, and described circuit unit is electrically connected with described LED module.
2. circulating type lighting according to claim 1, it is characterised in that described exiting surface is obliquely installed to the direction near described installation spheroid.
3. circulating type lighting according to claim 1, it is characterised in that described support portion arranges cushion course away from one end of described twist part.
4. circulating type lighting according to claim 3, it is characterised in that the material of described cushion course is silica gel.
5. circulating type lighting according to claim 3, it is characterised in that the material of described cushion course is rubber.
6. circulating type lighting according to claim 1, it is characterised in that described installation portion offers mounting groove, and the edge of described heat sink is embedded at inside described mounting groove.
7. circulating type lighting according to claim 6, it is characterised in that the link position place at the edge of the medial wall of described mounting groove and described heat sink is provided with viscose glue portion.
8. circulating type lighting according to claim 7, it is characterised in that support frame as described above also includes threaded fastener, described threaded fastener wears described installation portion and described heat sink successively.
9. circulating type lighting according to claim 8, it is characterised in that described threaded fastener is screw.
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CN201610196590.9A CN105805571B (en) | 2016-03-30 | 2016-03-30 | Circulating type illuminator |
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CN201610196590.9A CN105805571B (en) | 2016-03-30 | 2016-03-30 | Circulating type illuminator |
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CN105805571A true CN105805571A (en) | 2016-07-27 |
CN105805571B CN105805571B (en) | 2019-04-02 |
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CN201610196590.9A Active CN105805571B (en) | 2016-03-30 | 2016-03-30 | Circulating type illuminator |
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CN2058226U (en) * | 1989-08-16 | 1990-06-13 | 何桂林 | Multi-function handcraft lamps and lanterns |
CN201096305Y (en) * | 2007-08-13 | 2008-08-06 | 陈铭培 | Lamp decoration |
CN101542200A (en) * | 2007-01-16 | 2009-09-23 | 布隆姆伯格工业有限公司(以艺术灯具公司名义经营) | Lighting fixture with decorative elements |
CN201407615Y (en) * | 2009-04-14 | 2010-02-17 | 叶智荣 | Luminaire with modeling capable of being changed |
CN102748605A (en) * | 2012-05-21 | 2012-10-24 | 王定锋 | Light-emitting diode (LED) lamp module capable of packaging LED chip on radiating supporting carrier circuit and method |
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- 2016-03-30 CN CN201610196590.9A patent/CN105805571B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2058226U (en) * | 1989-08-16 | 1990-06-13 | 何桂林 | Multi-function handcraft lamps and lanterns |
CN101542200A (en) * | 2007-01-16 | 2009-09-23 | 布隆姆伯格工业有限公司(以艺术灯具公司名义经营) | Lighting fixture with decorative elements |
CN201096305Y (en) * | 2007-08-13 | 2008-08-06 | 陈铭培 | Lamp decoration |
CN201407615Y (en) * | 2009-04-14 | 2010-02-17 | 叶智荣 | Luminaire with modeling capable of being changed |
CN102748605A (en) * | 2012-05-21 | 2012-10-24 | 王定锋 | Light-emitting diode (LED) lamp module capable of packaging LED chip on radiating supporting carrier circuit and method |
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