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CN104296103A - Lamp cooling structure - Google Patents

Lamp cooling structure Download PDF

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Publication number
CN104296103A
CN104296103A CN201310302661.5A CN201310302661A CN104296103A CN 104296103 A CN104296103 A CN 104296103A CN 201310302661 A CN201310302661 A CN 201310302661A CN 104296103 A CN104296103 A CN 104296103A
Authority
CN
China
Prior art keywords
light source
led light
source component
fan
cooling structure
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
CN201310302661.5A
Other languages
Chinese (zh)
Inventor
周明杰
彭冬来
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.)
Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Oceans King Dongguan Lighting Technology Co Ltd
Shenzhen Oceans King Lighting Engineering 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 Oceans King Lighting Science and Technology Co Ltd, Oceans King Dongguan Lighting Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN201310302661.5A priority Critical patent/CN104296103A/en
Publication of CN104296103A publication Critical patent/CN104296103A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening 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
    • 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
    • F21Y2101/00Point-like light sources

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The invention belongs to the technical field of lamp structures, and discloses a lamp cooling structure. The lamp cooling structure comprises a shell with a cavity, and an LED light source assembly arranged in the cavity. The cavity is internally provided with a heat dissipation plate, a heat conduction component, a fan and a drive assembly used for driving running of the LED light source assembly and the fan. The heat conduction component is provided with two end faces making contact with the heat dissipation plate and the LED light source assembly in a butting mode. An air inlet hole and an air outlet hole penetrate through the shell. The air inlet hole is close to the fan. The air outlet hole is close to the heat dissipation plate. The heat on the LED light source assembly is conducted to the heat dissipation plate through the heat conduction component, the heat on the heat dissipation plate can be exchanged with the heat of the outside air through convection through the air inlet hole and the air outlet hole, and meanwhile the convection and heat exchanging speed of the heat on the heat dissipation plate and the heat of the outside air can be increased through the fan. The lamp cooling structure is simple in structure, low in machining and designing cost and good in heat dissipation effect.

Description

Lamp cooling structure
Technical field
The invention belongs to fitting structure technical field, particularly relate to a kind of indoor stage heat dissipation structure of LED lamp.
Background technology
Indoor stage LED lamp generally comprises the shell with cavity and the LED light source component be located in described cavity.For the ease of the heat radiation of LED light source component, generally set up a lot of radiating ribs at the outer surface of shell in prior art, this radiating ribs effectively can increase the area of dissipation of light fixture, and achieves certain radiating effect.But adopt and dispel the heat in this way, the quantity of radiating ribs generally all needs to arrange often, like this, greatly can increase on the one hand the weight of light fixture, thus be not easy to the carrying of light fixture, high-altitude dismounting, and the material cost of light fixture can be increased; On the other hand because radiating ribs is general and shell integration mold is shaping, therefore radiating ribs quantity is too many, the overall structure more complicated of shell and radiating ribs can be made, thus the design processed complex degree of mould can be increased, and then greatly can improve the design processing cost of light fixture.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of lamp cooling structure, it is intended to the problem such as complex structure, design processing cost height of the radiator structure solving light fixture of the prior art.
Technical scheme of the present invention is: a kind of lamp cooling structure, it comprises the shell with cavity and the LED light source component be located in described cavity, heat sink, heat conduction member, fan and the driven unit for driving described LED light source component and described fan to run also is provided with in described cavity, described heat conduction member has two end faces supporting the described heat sink of contact and described LED light source component respectively, described shell also runs through and is provided with air admission hole and steam vent, and described air admission hole is near described fan, described steam vent is near described heat sink.
Further, also comprise fixed support, described LED light source component, described heat sink, described heat conduction member, described fan and described driven unit are all installed in described cavity by described fixed support, and described fan and described driven unit are located at described fixed support towards the side bottom described cavity, described heat sink, described heat conduction member and described LED light source component are located at described support bracket fastened opposite side.
Particularly, the connecting pin that described fixed support comprises fixed head and arranges along the bending of described fixed head edge, the mid portion of described fixed head offers air vent, described LED light source component, described heat sink, described heat conduction member, described fan are all fixedly connected with described fixed head with described driven unit, and described connecting pin is fixedly connected with described shell by the first securing member.
More specifically, described fan is fixedly connected with described fixed head by the second securing member, and described fan is provided with the second through hole worn for the second securing member, and described fixed head is provided with and wears and the connecting hole connected for described second securing member.
Particularly, described driven unit comprises circuit board and electric pressure converter, and described fixed support is installed with the first holder towards the side bottom described cavity, and described electric pressure converter is mounted on described first holder; Described lamp cooling structure also comprises the first joint pin, and the two ends of described first joint pin are fixedly connected with described fixed support and described circuit board respectively.
Particularly, described fixed support is provided with the second holder towards the side of described LED light source component, described lamp cooling structure also comprises the second joint pin, and described heat sink, described heat conduction member and described LED light source component are all locked on described second holder by described second joint pin.
Particularly, described LED light source component comprises substrate and is fixedly arranged on the LED lamp on described substrate, and described substrate is pressed on described heat conduction member by described second joint pin.
Further, described substrate is also fixedly connected with described heat sink by the 3rd securing member.
Preferably, described heat conduction member is tabular, and its biside plate face fits in described heat sink and described LED light source component respectively.
Particularly, be also provided with lens and lens pressing plate in the light-emitting window place of described LED light source component, described lens compress and fit in described LED light source component by described lens pressing plate.
Lamp cooling structure provided by the invention, its both ends of the surface by heat conduction member are directly fitted with heat sink, LED light source component respectively, be connected with the heat transfer of heat sink to form LED light source component, like this, the heat produced in the LED light source component course of work can be made to conduct in time on heat sink dispel the heat, and the air admission hole that shell is arranged and steam vent effectively can realize the heat exchange of heat sink and outside air, thus reach the object of heat radiation.Meanwhile, it effectively can accelerate the heat convection speed of light fixture and outside air by fan, thus greatly improves the radiating effect of light fixture.Lamp cooling structure provided by the invention, its structure is simple, be easy to realize, and the object of heat radiation just can be reached owing to its shell only need be offered air admission hole and steam vent, so effectively simplify the structure of shell, thus greatly reduce the Design of Dies processing cost of shell.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the lamp cooling structure that the embodiment of the present invention provides;
Fig. 2 is the assembling schematic diagram of the lamp cooling structure that the embodiment of the present invention provides;
Fig. 3 is the heat radiation schematic diagram of the lamp cooling structure that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the shell that the embodiment of the present invention provides;
Fig. 5 is the support bracket fastened structural representation one that the embodiment of the present invention provides;
Fig. 6 is the support bracket fastened structural representation two that the embodiment of the present invention provides.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in FIG. 1 to 3, the lamp cooling structure that the embodiment of the present invention provides, it comprises the shell 1 with cavity 11 and the LED light source component 2 be located in cavity 11, the driven unit 6 being also provided with heat sink 3, heat conduction member 4, fan 5 in cavity 11 and running for driving LED light source assembly 2 and fan 5, heat conduction member 4 has two end faces supporting contact heat sink 3 and LED light source component 2 respectively, shell 1 also runs through and is provided with air admission hole 12 and steam vent 13, and air admission hole 12 is near fan 5, steam vent 13 is near heat sink 3.Heat conduction member 4 is located in heat sink 3 and LED light source component 2, the heat transfer that can effectively realize between heat sink 3 and LED light source component 2 connects, like this, the heat produced in LED light source component 2 course of work can be made to be conducted to fast on heat sink 3 by heat conduction member 4 dispel the heat, thus effectively can reduce the surface temperature of LED light source component 2, and then the situation causing LED light source component 2 lost of life because temperature is too high is effectively avoided to occur.On heat sink 3 carrying heat some can directly be dispersed into the external world from steam vent 13; And the heat that some does not distribute in time, can with from air admission hole 12, the outside air entered in light fixture carries out heat exchange and is finally discharged into the external world from steam vent 13, like this, effectively can realize heat sink 3 and the heat convection of outside air by air admission hole 12 and steam vent 13, namely reach the object distributed by the heat of carrying on heat sink 3.Heat sink 3 should adopt the material that thermal diffusivity is good, heat-resisting quantity is good to make, as aluminium or copper or its alloy etc. are made.The setting of fan 5, effectively can accelerate the velocity of liquid assets of air, thus effectively accelerates the heat convection speed of heat and outside air on heat sink 3, and then greatly improves the radiating effect of light fixture.The setting of driven unit 6, for the running of effective drived control LED light source component 2 and fan 5.Lamp cooling structure provided by the invention, it is dispelled the heat by steam vent 13, air admission hole 12, fan 5, heat sink 3 and heat conduction member 4, structure is simple, be easy to realize, and due to its shell 1 only need offer air admission hole 12 and steam vent 13, and the structures such as radiating ribs additionally need be set on shell 1, just the heat sinking function of light fixture can effectively be realized, so effectively simplify structure and the weight of shell 1, like this, effectively reduce the design processing cost of shell 1 mould on the one hand, reduce on the other hand the weight of light fixture, thus light fixture is easy to carry, dismounting.
Further, as shown in Fig. 1, Fig. 5 and Fig. 6, also comprise fixed support 7, LED light source component 2, heat sink 3, heat conduction member 4, fan 5 and driven unit 6 are all installed in cavity 11 by fixed support 7, and fan 5 and driven unit 6 are located at fixed support 7 towards the side bottom cavity 11, heat sink 3, heat conduction member 4 and LED light source component 2 are located at the opposite side of fixed support 7.Heat sink 3, heat conduction member 4 and LED light source component 2 are located at the same side of fixed support 7, heat transfer between heat sink 3, heat conduction member 4 and LED light source component 2 can be prevented apart from long, like this, effectively can improve the heat conduction efficiency between heat sink 3, heat conduction member 4 and LED light source component 2 on the one hand, thus improve the radiating effect of LED light source component 2, on the other hand can connection compactedness between reinforcing member.Fan 5 and driven unit 6 are located at the same side of fixed support 7, and fan 5 is between driven unit 6 and fixed support 7, like this, on the one hand can effectively prevent heat spreader on heat sink 3 on driven unit 6 by the air stream drives of fan 5, thus heat can be effectively reduced on driven unit 6 service behaviour and the impact in service life, on the other hand because fan 5 is between driven unit 6 and fixed support 7, therefore can prevent driven unit 6 from keeping out passage that fan 5 drives air-flow.The present embodiment, LED light source component 2, heat sink 3, heat conduction member 4, fan 5 and driven unit 6 are installed on respectively the both sides of fixed support 7, its connection and reasonable arrangement, effectively prevent the mutual interference of LED light source component 2, heat sink 3, heat conduction member 4, fan 5 and driven unit 6 installation site on fixed support 7, and improve the compactedness of product structure.
Particularly, as shown in Figure 1 to 4, air admission hole 12 is located at the position near fan 5, and steam vent 13 correspondence is located at the position near heat sink 3.The present embodiment, shell 1 is in coniform, cavity 11 correspondence is in coniform, bottom and shell 1 sidepiece of cavity 11 are equipped with air admission hole 12 near the position of fan 5, like this, the heat radiation of driven unit 6 can be beneficial on the one hand, be beneficial on the other hand and accelerates by fan 5 air velocity that enters in air admission hole 12, thus the velocity of liquid assets of effective raising air; Steam vent 13 is located at the position near heat sink 3 on shell 1 sidepiece, and like this, the heat be beneficial on heat sink 3 is distributed in the external world in time.Further, shell 1 is also installed with mounting bracket 10, mounting bracket 10 is for realizing the installation of this light fixture in application scenario, the present embodiment, and mounting bracket 10 takes the shape of the letter U shape.
Particularly, as shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, the connecting pin 72 that fixed support 7 comprises fixed head 71 and arranges along the bending of fixed head 71 edge, the mid portion of fixed head 71 offers air vent, LED light source component 2, heat sink 3, heat conduction member 4, fan 5 are all fixedly connected with fixed head 71 with driven unit 6, and connecting pin 72 is fixedly connected with shell 1 by the first securing member 101.The setting of fixed head 71, effectively can realize LED light source component 2, heat sink 3, heat conduction member 4, fan 5 and the installation of driven unit 6 on fixed support 7.The setting of connecting pin 72, effectively can realize the installation of fixed support 7 on shell 1 and fix.Shell 1 offers the first through hole 14 worn for the first securing member 101, connecting pin 72 offers and wears and the first connecting hole connected for the first securing member 101.First securing member 101 is screw preferably, and the first connecting hole corresponds to the screw hole matched, and fastened by screw is reliable, easy accessibility; Screw can adopt standard component, like this, can be convenient to produce in enormous quantities, be convenient to maintain and replace.The magnitude setting of connecting pin 72, can be optimized design according to concrete bonding strength demand and design processing cost, preferably, the present embodiment, connecting pin 72 is provided with four, and four connecting pins 72 are uniformly distributed around the edge of fixed head 71, like this, the uniformity that each connecting pin 72 is stressed can be ensured.The setting of air vent, is mainly used in making the air of fixed support 7 both sides can convection current circulation, thus makes fan 5 can by blow air on heat sink 3.
Particularly, as shown in Figure 1, fan 5 is fixedly connected with fixed head 71 by the second securing member 102, and fan 5 is provided with the second through hole (not shown) worn for the second securing member 102, and fixed head 71 is provided with and wears and the second connecting hole (not shown) connected for the second securing member 102.Second securing member 102 is screw preferably, and the second connecting hole corresponds to the screw hole matched, and fastened by screw is reliable, easy accessibility; Screw can adopt standard component, like this, can be convenient to produce in enormous quantities, be convenient to maintain and replace.
Particularly, as shown in Fig. 1, Fig. 5 and Fig. 6, driven unit 6 comprises circuit board 61 and electric pressure converter 62, fan 5 and LED light source component 2 all electrical connection circuit plate 61 and electric pressure converters 62, fixed support 7 is installed with the first holder 711 towards the side bottom cavity 11, and electric pressure converter 62 is mounted on the first holder 711 by the 4th securing member 104; The two ends that lamp cooling structure also comprises the first joint pin 108, first joint pin 108 are fixedly connected with fixed support 7 and circuit board 61 respectively by the 5th securing member 105 with the 6th securing member 106.Circuit board 61 and electric pressure converter 62 are electrically connected external power source by wire, and external power source can be the commercial power supply circuit of 220V.The bottom of cavity 11 offers the first string holes 15 worn for wire, and external connecting leads imports in light fixture from the first string holes 15 and carries out electrical connection circuit plate 61 and electric pressure converter 62.The setting of circuit board 61 opens and closes for the operation controlling fan 5 and LED light source component 2, and electric pressure converter 62 is for regulating the rated operational voltage of rated operational voltage and the LED light source component 2 being converted to fan 5 respectively by the supply voltage of external power source, thus fan 5 and LED light source component 2 can be supplied works required voltage.The setting of the first holder 711, the installation of electric pressure converter 62 on fixed support 7 can be realized on the one hand, electric pressure converter 62 can be made on the other hand to arrange in a determining deviation with fixed support 7, the space that this spacing is formed can be installed for fan 5, thus can prevent the space interference that electric pressure converter 62 and fan 5 are installed.The height of the first holder 711 should be greater than the height of fan 5, to make fan 5 be installed on after between electric pressure converter 62 and fixed support 7, still has the passage for air circulation between fan 5 and electric pressure converter 62.The setting of the first joint pin 108, on the one hand can the installation of realizing circuit plate 61 on fixed support 7, circuit board 61 can be made on the other hand to arrange in a determining deviation with fixed support 7, the space that this spacing is formed can voltage supplied converter 62 and fan 5 be installed, thus can prevent the space interference that electric pressure converter 62, fan 5 and circuit board 61 are installed.In embody rule, the first joint pin 108 can adopt aluminium or the material such as copper or its alloy to make, the present embodiment, and the first joint pin 108 preferably adopts aluminum or aluminum alloy material to make.4th securing member 104, the 5th securing member 105 and the 6th securing member 106 all preferably adopt screw, fastened by screw is reliable, easy accessibility, on first holder 711, correspondence is provided with the screwed hole coordinated with the 4th securing member 104, and the two ends of the first joint pin 108 are respectively equipped with the screwed hole coordinated with the 5th securing member 105 and the screwed hole coordinated with the 6th securing member 106.
More specifically, as shown in Fig. 1, Fig. 5 and Fig. 6, fixed support 7 is provided with the second holder 712 towards the side of LED light source component 2, lamp cooling structure also comprises the second joint pin 109, and heat sink 3, heat conduction member 4 and LED light source component 2 are all locked on the second holder 712 by the second joint pin 109.The setting of the second holder 712, heat sink 3, heat conduction member 4 and the installation of LED light source component 2 on fixed support 7 can be realized on the one hand, heat sink 3 can be made on the other hand to arrange in a determining deviation with fixed support 7, this spacing can form the passage of air circulation, is beneficial to distributing of heat on heat sink 3.Because heat sink 3 and heat conduction member 4, heat conduction member 4 and LED light source component 2 are all in connection status bonded to each other, therefore, heat sink 3, heat conduction member 4 and LED light source component 2 are all fixed on the second holder 712 together with the second joint pin 109, this setup is reasonable, and effectively can reduce the quantity of attaching parts.Of course, embody rule, heat sink 3, heat conduction member 4 and LED light source component 2 also can be individually mounted on fixed support 7 by securing member.In embody rule, the second joint pin 109 should adopt the material that thermal conductivity is good, heat-resisting quantity is good to make, and as aluminium or the material such as copper or its alloy, the present embodiment, the second joint pin 109 preferably adopts copper or Cu alloy material to make.
Particularly, as shown in Figure 1, the LED lamp 22 that LED light source component 2 comprises substrate 21 and is fixedly arranged on substrate 21, substrate 21 is pressed on heat conduction member 4 by the second joint pin 109.The setting of LED lamp 22 is mainly used in emitting beam, to reach the object of illumination, and adopt LED lamp 22 can play the object of energy-saving and environmental protection as light source, have good development prospect, the magnitude setting of LED lamp 22 can be optimized design according to concrete illumination intensity demand and design processing cost; The setting of substrate 21, for installing for LED lamp 22 and distribute.Substrate 21 should adopt the good material of thermal conductivity to make, as copper, aluminium or its alloy etc., preferably, the present embodiment, substrate 21 adopts aluminum or aluminum alloy to make, on the one hand the thermal conductivity of aluminum or aluminum alloy can meet the radiating requirements of LED lamp 22, and its intensity also can meet LED lamp 22 installs required requirement of strength, and the cost of material is low than copper and copper alloy for its cost on the other hand.Of course, should design as the case may be in embody rule.
Further, as shown in Figure 1, substrate 21 is also fixedly connected with heat sink 3 by the 3rd securing member 103, on substrate 21, correspondence is provided with the third through-hole (not shown) worn for the 3rd securing member 103, and heat sink 3 is provided with and wears and the 3rd connecting hole (not shown) connected for the 3rd securing member 103.The setting of the 3rd securing member 103, can make substrate 21 compress better and fit in on heat sink 3 on heat conduction member 4, thus effectively improve heat conduction efficiency.The present embodiment, the 3rd securing member 103 preferably adopts screw, and the 3rd connecting hole corresponds to the screw hole coordinated with it, and fastened by screw is reliable, easy accessibility, and can adopt standard component, and design processing cost is low, be convenient to maintain and replace.Of course, the 3rd securing member 103 also can be rivet or pin.
Further, as shown in Figure 1, be also provided with lens 8 and lens pressing plate 9 in the light-emitting window place of LED light source component 2, lens 8 compress and fit in LED light source component 2 by lens pressing plate 9.The setting of lens 8, can be used for the effect effectively regulating LED lamp 22 outwards luminous on the one hand, to meet required lighting demand, can be used for effectively protecting LED lamp 22, to prevent extraneous dust, moisture attack LED lamp 22 on the other hand.Lens 8 can be convex lens 8 or concavees lens 8, in embody rule, design can be optimized according to the lighting demand of embody rule occasion, as the application scenario in high intensity illumination demand, preferred employing convex lens, now lens 8 play a part to focus on luminous, and in the application scenario of lighting demand on a large scale, preferred employing concavees lens, now lens 8 play a part to disperse luminescence.Lens pressing plate 9 is fixedly connected with the second joint pin 109 by the 7th securing member 107, like this, can realize lens 8 and the installation of lens pressing plate 9 on light fixture is fixed.
Particularly, as shown in Figure 1, second joint pin 109 comprises and has externally threaded stud 1091 and the female nut seat 1092 of tool, and the external diameter of nut seat 1092 is greater than the external diameter of stud 1091, on second holder 712, correspondence is provided with the internal thread hole coordinated with stud 1091,7th securing member 107 is the screw be equipped with nut seat 1092, substrate 21, heat sink 3, heat conduction member 4 are equipped with the through hole worn for stud 1091, lens pressing plate 9 is provided with the 7th through hole worn for the 7th securing member 107.The light-transmissive lens pressing plate 9 sent for the ease of LED lamp 22 is outwards launched, and lens pressing plate 9 can be Transparent Parts, and the material that namely lens pressing plate 9 adopts light transmission good is made, can be all outwards luminous through it with the light making LED lamp 22 expose on it; Of course, lens pressing plate 9 also can be opaque, and the material that namely lens pressing plate 9 adopts light transmission poor is made, like this, make light almost not directly outwards luminous through it, and for the ease of outer the penetrating of LED lamp 22 light, can with lens pressing plate 9 on offer the printing opacity through hole worn for light.The present embodiment, lens pressing plate 9 is preferably alternatively non-transparent part, and it offers the printing opacity through hole worn for light.
Particularly, as shown in Figure 1, heat conduction member 4 is in tabular, and its biside plate face fits on the substrate 21 of heat sink 3 and LED light source component 2 respectively, this biside plate face is two described end faces of heat conduction member 4.Heat sink 3 and substrate 21 are all in tabular, heat conduction member 4 adopts tabular, like this, heat sink 3 and heat conduction member 4 can be made on the one hand, fit tightly better between substrate 21 and heat conduction member 4, can be beneficial on the other hand and expand heat conduction member 4 and heat sink 3, contact area between heat conduction member 4 and substrate 21, thus the heat transfer efficiency of heat conduction member 4 and heat sink 3, heat conduction member 4 and substrate 21 can be ensured better.Heat conduction member 4 should adopt the material that thermal conductivity is good, heat-resisting quantity is good to make, as silica gel, rubber etc.The present embodiment, heat conduction member 4 preferably adopts silica gel to make.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a lamp cooling structure, comprise the shell with cavity and the LED light source component be located in described cavity, it is characterized in that: in described cavity, be also provided with heat sink, heat conduction member, fan and the driven unit for driving described LED light source component and described fan to run, described heat conduction member has two end faces supporting the described heat sink of contact and described LED light source component respectively, described shell also runs through and is provided with air admission hole and steam vent, and described air admission hole is near described fan, described steam vent is near described heat sink.
2. lamp cooling structure as claimed in claim 1, it is characterized in that: also comprise fixed support, described LED light source component, described heat sink, described heat conduction member, described fan and described driven unit are all installed in described cavity by described fixed support, and described fan and described driven unit are located at described fixed support towards the side bottom described cavity, described heat sink, described heat conduction member and described LED light source component are located at described support bracket fastened opposite side.
3. lamp cooling structure as claimed in claim 2, it is characterized in that: the connecting pin that described fixed support comprises fixed head and arranges along the bending of described fixed head edge, the mid portion of described fixed head offers air vent, described LED light source component, described heat sink, described heat conduction member, described fan are all fixedly connected with described fixed head with described driven unit, and described connecting pin is fixedly connected with described shell by the first securing member.
4. lamp cooling structure as claimed in claim 3, it is characterized in that: described fan is fixedly connected with described fixed head by the second securing member, described fan is provided with the second through hole worn for the second securing member, and described fixed head is provided with and wears and the connecting hole connected for described second securing member.
5. lamp cooling structure as claimed in claim 2, it is characterized in that: described driven unit comprises circuit board and electric pressure converter, described fixed support is installed with the first holder towards the side bottom described cavity, and described electric pressure converter is mounted on described first holder; Described lamp cooling structure also comprises the first joint pin, and the two ends of described first joint pin are fixedly connected with described fixed support and described circuit board respectively.
6. the lamp cooling structure as described in any one of claim 2 to 5, it is characterized in that: described fixed support is provided with the second holder towards the side of described LED light source component, described lamp cooling structure also comprises the second joint pin, and described heat sink, described heat conduction member and described LED light source component are all locked on described second holder by described second joint pin.
7. lamp cooling structure as claimed in claim 6, is characterized in that: described LED light source component comprises substrate and is fixedly arranged on the LED lamp on described substrate, and described substrate is pressed on described heat conduction member by described second joint pin.
8. lamp cooling structure as claimed in claim 7, is characterized in that: described substrate is also fixedly connected with described heat sink by the 3rd securing member.
9. lamp cooling structure as claimed in claim 1, it is characterized in that: described heat conduction member is tabular, its biside plate face fits in described heat sink and described LED light source component respectively.
10. the lamp cooling structure as described in any one of claim 1 to 5, is characterized in that: be also provided with lens and lens pressing plate in the light-emitting window place of described LED light source component, and described lens compress and fit in described LED light source component by described lens pressing plate.
CN201310302661.5A 2013-07-18 2013-07-18 Lamp cooling structure Pending CN104296103A (en)

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Cited By (6)

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Publication number Priority date Publication date Assignee Title
JP2016154127A (en) * 2015-02-18 2016-08-25 中村 正一 Led lighting device
CN107366889A (en) * 2017-07-31 2017-11-21 湖南明和光电设备有限公司 LED light source drives heat radiation module
CN108036247A (en) * 2017-12-11 2018-05-15 广州木杉光电科技有限公司 A kind of superconduction is thermally integrated bulkhead lamp
CN110057090A (en) * 2019-03-26 2019-07-26 淮南市知产创新技术研究有限公司 A kind of hybrid heat exchange device for air and heat change method
CN113790434A (en) * 2021-09-30 2021-12-14 木林森股份有限公司 Full-spectrum illuminating lamp
CN115076664A (en) * 2022-07-04 2022-09-20 今上半导体(信阳)有限公司 High-power illumination-level LED light source quick heat conduction packaging structure

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