CN102496669A - LED (Light Emitting Diode) module structure with heat radiating function - Google Patents
LED (Light Emitting Diode) module structure with heat radiating function Download PDFInfo
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- CN102496669A CN102496669A CN2011104386619A CN201110438661A CN102496669A CN 102496669 A CN102496669 A CN 102496669A CN 2011104386619 A CN2011104386619 A CN 2011104386619A CN 201110438661 A CN201110438661 A CN 201110438661A CN 102496669 A CN102496669 A CN 102496669A
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Abstract
The invention discloses an LED (Light Emitting Diode) module structure with a heat radiating function. The LED module structure comprises a front housing, a lens body, an LED light-emitting disk and a rear cover body, wherein a dust-proof boot is arranged in an assembly cavity of the front housing; an outwards-turning sealing lip side is formed on the periphery of a central through hole in the front end face of the dustproof boot; the periphery of a light through hole of the front housing is jogged with a clamping groove seal formed by outwards turning the sealing lip side; the lens body and the LED light-emitting disk are in fastened fit with the front housing and then the formed whole body is arranged in the dustproof boot in a press-mounting way; an outward-protruded circular arc lens convex body is formed at the center of the lens body, extends into the central through hole of the dustproof boot and is in attached fit with a peripheral seal of the central through hole; a heat radiator is spirally arranged on the rear cover body; and heat generated by the LED light-emitting disk is in forward contact with an external environment through the lens convex body and the front housing and is backwards transmitted to the heat radiator through heat conduction of the rear cover body, and thus quick transmission and release of heat energy are realized. The LED module structure disclosed by the invention has the characteristics of novel structure, attractiveness in modeling, small size, light weight, favorable heat-radiating performance, strong moisture resistance, energy saving, environment friendliness and high light-emitting efficiency.
Description
Technical field
The present invention relates to the lamp lighting technical field, especially have energy-conservation and the LED modular structure with heat sinking function high brightness.
Background technology
LED claims light-emitting diode again, is a kind of semiconductor device that can electric energy be converted into visible light, and it has changed the luminous and luminous principle of electricity-saving lamp tricolor powder of incandescent lamp tungsten filament, and adopts electroluminescence.LED have the life-span long, light efficiency is high, radiationless and low in power consumption, and it also has that volume is little, in light weight, environmental protection and advantage with low cost, thereby very popular.The LED lamp will become the main flow of people's illumination and decoration in the lighting field widespread usage at present.But heat radiation of LED module and Sealing Technology are the problems that people pay special attention to always; Luminous element requirement dry to its environment for use and the clean environment degree is higher relatively; If can not accomplish water-tight, protection against the tide, dustproof simultaneously; Have good heat-sinking capability again, will have a strong impact on the useful life of product so.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned prior art present situation, and provide have novel structure, handsome in appearance, volume is little, in light weight, easy for installation and the LED modular structure with heat sinking function with excellent heat dispersion performance and waterproof, moistureproof ability.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: the LED modular structure with heat sinking function; Comprise front cover shell, lenticular body, LED luminosity scale and rear cover body; In the front cover shell assembly cavity dirt-proof boot is installed; Dirt-proof boot front end face central through hole periphery is shaped on the sealing lip limit of turning up, the draw-in groove sealing tabling that turns up and form in the periphery of front cover shell loophole and sealing lip limit, and lenticular body, LED luminosity scale are fitted in the dirt-proof boot through rear cover body and front cover shell secure fit; The lenticular body center is shaped on the circular arc lens convex body of evagination; The lens convex body extend in the central through hole of dirt-proof boot, and seals mutually card with the periphery of central through hole and join, and the rear cover body spiral is equipped with radiator; The heat that the LED luminosity scale produces contacts with external environment condition through lens convex body, front cover shell forward, then is passed to radiator through rear cover body heat conduction backward and realizes that the quick transmission of heat energy discharges.
For optimizing technique scheme, the measure of taking also comprises:
The cover of above-mentioned front cover shell is an arc-shaped concave; Loophole is positioned at the center of arc-shaped concave; Arc-shaped concave is shaped on the conical seal (contact) face around loophole; The sealing lip limit is shaped on and the cone seal face seal outer poppet surface that closes of card mutually, and all be shaped on the outer peripheral face of front cover shell and the arc-shaped concave distribute radially have anti-skidding and fan sheet heat sinking function.
Above-mentioned front cover shell assembly cavity accent is shaped on the location counterbore; Dirt-proof boot lower end periphery is shaped on the boss body; The boss upper surface of boss body is press-fitted with the spacing table top location sealing of location counterbore mutually, and the lenticular body cover is pressed in the dirt-proof boot, and the upper surface of lenticular body matches with the sealing of the diapire of dirt-proof boot.
The above-mentioned lenticular body back side is shaped on circular inner cavity; And circular inner cavity diapire extension is shaped on square positioning chamber; Square positioning chamber diapire has periphery and is circular circular arc indent district; Circular arc indent district has constituted the inwall of evagination circular arc lens convex bodys, and LED luminosity scale location buckle is in square positioning chamber.
Above-mentioned LED luminosity scale has a foursquare disk body, and disk body and square positioning chamber are suitable, is shaped on locating notch on two corresponding sides of disk body, and the inwall of square cavity is shaped on the protruding button in the location of matching with locating notch.
The bonnet fitting surface of above-mentioned rear cover body is shaped on the rounded convex stitching surface that matches with circular inner cavity, and the rounded convex stitching surface extend in the circular inner cavity and the back side of LED luminosity scale apical grafting mutually.
Be uniformly distributed with on the front shroud fitting surface of above-mentioned front cover shell and be shaped on screwed hole; The bonnet fitting surface is shaped on installation through holes; Rear cover body passes installation through holes with front cover shell through screw and is connected with the screwed hole screw-tightened, and the lower sealing surface of dirt-proof boot compresses sealing with the bonnet fitting surface and matches.
Above-mentioned center, the rear cover body back side is shaped on the screw rod body, and the screw rod axon is to being shaped on the wire guide that connects the rounded convex stitching surface, and the rounded convex stitching surface is shaped on the hub slot that is communicated with wire guide, and radiator and screw rod body screw fixed card fit over the back side of rear cover body.
Above-mentioned radiator center is shaped on the threaded tapped through hole of axial zone, and tapped through hole matches with screw rod body spiral, and the outer circumference surface of radiator is uniformly distributed with and is shaped on spiral helicine radiating fin.
Above-mentioned radiator is shaped on the thermal-arrest cavity, and thermal-arrest cavity pad is equipped with the good heat conduction pad of heat conductivility, the tow sides of heat conduction pad respectively with rear cover body and radiator closely mutually card close.
Compared with prior art; In the front cover shell assembly cavity of the present invention dirt-proof boot is installed, lenticular body and LED luminosity scale all are fitted in the dirt-proof boot, and dirt-proof boot is anterior to be sealed with the front shroud shell facies; The rear portion seals with the rear cover body that press-fits mutually; Can not only prevent that dust from getting into, but also have the function of waterproof, protection against the tide, thereby can guarantee that the LED light-emitting component has good luminous environment.In order to improve heat-sinking capability of the present invention, rear cover body also is fitted with fin, can dispel the heat efficiently through the heat conduction transmission of LED luminosity scale, rear cover body, thereby improve greatly useful life of the present invention.The invention has the advantages that: novel structure, handsome in appearance, volume is little, in light weight, have good heat-sinking capability, also have energy-conserving and environment-protective, the characteristics that luminance is high simultaneously.
Description of drawings
Fig. 1 is that the solid of the embodiment of the invention is decomposed the assembly structure sketch map;
Fig. 2 is the structural representation of dirt-proof boot equipped among Fig. 1;
Fig. 3 is the structural representation of lenticular body equipped among Fig. 1;
Fig. 4 is the structural representation of LED luminosity scale equipped among Fig. 1;
Fig. 5 is the structural representation of rear cover body equipped among Fig. 1;
Fig. 6 is the perspective view of the embodiment of the invention;
Fig. 7 is the Facad structure sketch map of the embodiment of the invention;
Fig. 8 is the upward view of Fig. 7;
Fig. 9 is the vertical view of Fig. 7;
Figure 10 is the left view of Fig. 7;
Figure 11 is the right view of Fig. 7.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 to 11 is a structural representation of the present invention.
Reference numeral wherein is: front cover shell 1; Loophole 1a; Arc-shaped concave 11; Conical seal (contact) face 111; Fan sheet 12; Lenticular body 2; Upper surface 21; Lens convex body 22; LED luminosity scale 3; Disk body 31; Locating notch 31a; Rear cover body 4; Bonnet fitting surface 41; Installation through holes 41a; Rounded convex stitching surface 42; Hub slot 42a; Screw rod body 43; Wire guide 43a; Dirt-proof boot 5; Central through hole 5a; Draw-in groove 5b; Sealing lip limit 51; Outer poppet surface 511; Boss body 52; Boss upper surface 521; Radiator 6; Thermal-arrest cavity 6a; Tapped through hole 6b; Radiating fin 61; Screw 7; Heat conduction pad 8.
Extremely shown in Figure 11 like Fig. 1; LED modular structure with heat sinking function of the present invention; Comprise front cover shell 1, lenticular body 2, LED luminosity scale 3 and rear cover body 4, in front cover shell 1 assembly cavity dirt-proof boot 5 is installed, dirt-proof boot 5 front end face central through hole 5a peripheries are shaped on the sealing lip limit 51 of turning up; The draw-in groove 5b sealing tabling that turns up and form in the periphery of front cover shell 1 loophole 1a and sealing lip limit 51; Lenticular body 2, LED luminosity scale 3 are fitted in the dirt-proof boot 5 through rear cover body 4 and front cover shell 1 secure fit, and lenticular body 2 centers are shaped on the circular arc lens convex body 22 of evagination, and lens convex body 22 extend among the central through hole 5a of dirt-proof boot 5; And seal mutually card with the periphery of central through hole 5a and join; Rear cover body 4 spirals are equipped with radiator 6, and the heat that LED luminosity scale 3 produces contacts with external environment condition through lens convex body 22, front cover shell 1 forward, then are passed to radiator 6 through rear cover body 4 heat conduction backward and realize that the quick transmission of heat energy discharges.Compared with prior art; Dirt-proof boot 5 front ends of the present invention are shaped on the sealing lip limit 51 of outside turnover; The draw-in groove 5b that sealing lip limit 51 forms just in time with the periphery of front cover shell 1 loophole 1a mutually card join, thereby play good sealing function, guarantee to be fitted in the interference that LED luminosity scale 3 in the dirt-proof boot 5 does not receive dust; Dirt-proof boot 5 also has certain water-proof function simultaneously, and the LED light-emitting component on the LED luminosity scale 3 can be among the luminous environment of a relatively dry and cleaning all the time.Rear cover body 4 spirals are equipped with radiator 6, can improve heat-sinking capability of the present invention, thereby guarantee that this LED module has longer useful life.Advantage of the present invention is: delicate structure also has perfect heat-dissipating, the characteristics of energy-conserving and environment-protective in the time of handsome in appearance, waterproof and dampproof.
From Fig. 1 and Fig. 6 to Figure 11, can find out; Among the embodiment; In order further to improve front cover shell 1 and the sealing effectiveness of dirt-proof boot 5 and the aesthetics that increases product integral body; The preceding cover of front cover shell 1 is processed arc-shaped concave 11, and loophole 1a is positioned at the center of arc-shaped concave 11, and arc-shaped concave 11 is shaped on the conical seal (contact) face 111 around loophole 1a; Sealing lip limit 51 is shaped on and the conical seal (contact) face 111 sealing outer poppet surface 511 that closes of card mutually, and all be shaped on the outer peripheral face of front cover shell 1 and the arc-shaped concave 11 distribute radially have anti-skidding and fan sheet 12 heat sinking function.Fan sheet 12 on the front cover shell 1 can strengthen the area that front cover shell contacts with air, helps inner heat forward through front cover shell 1 diffusion.Arc-shaped concave 11, fan sheet 12 and conical seal (contact) face 111 make the moulding uniqueness more attractive in appearance of this product, can give visual enjoyment.Fan sheet 12 simultaneously and also have anti-skidding effect, more convenient when making people's hand take assembling.
Among the embodiment; Like Fig. 1, Fig. 2, shown in Figure 3; Front cover shell 1 assembly cavity accent is shaped on the location counterbore, and dirt-proof boot 5 lower end peripheries are shaped on boss body 52, and the boss upper surface 521 of boss body 52 is press-fitted with the spacing table top location sealing of location counterbore mutually; Lenticular body 2 covers fit in the dirt-proof boot 5, and the upper surface 21 of lenticular body 2 matches with the sealing of the diapire of dirt-proof boot 5.Front cover shell 1 reverse side is seen as and is a circular cavity body that has the heavy stand hole; The bottom center of cavity body is shaped on penetrating hole, loophole 1a promptly of the present invention, and the bottom surface in heavy stand hole has constituted spacing table top; Spacing table top can guarantee that dirt-proof boot 5 can keep certain shape when equipped; Can serious distortion not be out of shape, the effect that strain plays sealing takes place after when assembling, being squeezed in boss body 52, and inner LED illuminating part is in the environment of a health and drying.
Lenticular body of the present invention 2 back sides are shaped on circular inner cavity; And circular inner cavity diapire extension is shaped on square positioning chamber; Square positioning chamber diapire has periphery and is circular circular arc indent district; Circular arc indent district has constituted the inwall of evagination circular arc lens convex body 22, and LED luminosity scale 3 location buckles are in square positioning chamber.
Be fitted with the LED light-emitting component on the LED luminosity scale 3 of the present invention; Disk body 31 is fitted in and can prevents in the square positioning chamber that LED luminosity scale 3 from circumferentially rotating; And disk body 31 is shaped on the stability that locating notch has further improved LED luminosity scale 3; Thereby can bear certain vibration, the inconsistent phenomenon between each parts of mounted inside can not take place.
Among the embodiment; As shown in Figure 5; In order to improve the fastness that pressing is installed, the bonnet fitting surface 41 of rear cover body 4 is shaped on the rounded convex stitching surface 42 that matches with circular inner cavity, and rounded convex stitching surface 42 extend in the circular inner cavity and the back side of LED luminosity scale 3 apical grafting mutually.The diameter of rounded convex stitching surface 42 should be less than the diameter of circular inner cavity, and rounded convex stitching surface 42 fits tightly mutually with the back side of LED luminosity scale 3 and is press-fitted, and helps the heat of LED luminosity scale 3 to transmit to the external world through rear cover body 4, realizes the purpose of quick heat radiating.
Be uniformly distributed with on the front shroud fitting surface of front cover shell 1 of the present invention and be shaped on screwed hole; Bonnet fitting surface 41 is shaped on installation through holes 41a; Rear cover body 4 passes installation through holes 41a with front cover shell 1 through screw 7 and is connected with the screwed hole screw-tightened, and the lower sealing surface of dirt-proof boot 5 compresses sealing with bonnet fitting surface 41 and matches.Also can be shaped on cylindrical hole on the front shroud fitting surface of certain front cover shell of the present invention 1, can adopt tapping screw to press-fit, also can adopt other known method to be fixedly connected,
Among the embodiment; Center, rear cover body 4 back side is shaped on screw rod body 43; Screw rod body 43 axially is shaped on the wire guide 43a that connects rounded convex stitching surface 42, and rounded convex stitching surface 42 is shaped on the hub slot 42a that is communicated with wire guide 43a, and radiator 6 and screw rod body 43 screw fixed cards fit over the back side of rear cover body 4.
Radiator of the present invention 6 centers are shaped on the threaded tapped through hole 6b of axial zone, and tapped through hole 6b matches with screw rod body 43 spirals, and the outer circumference surface of radiator 6 is uniformly distributed with and is shaped on spiral helicine radiating fin 61.
In order to improve effective contact area of radiator 6 and rear cover body 4, radiator 6 is shaped on thermal-arrest cavity 6a, and thermal-arrest cavity 6a pad is equipped with the good heat conduction pad 8 of heat conductivility, the tow sides of heat conduction pad 8 respectively with rear cover body 4 and radiator 6 closely mutually card close.
Great advantage of the present invention is: perfect heat-dissipating, and waterproof and dampproof, long product lifecycle, luminous efficacy is high, and is low in energy consumption, and its novel structure is handsome in appearance, and deft design is suitable for the assembling needs of various LED light fixtures.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.
Claims (10)
1. the LED modular structure that has heat sinking function; Comprise front cover shell (1), lenticular body (2), LED luminosity scale (3) and rear cover body (4); It is characterized in that: in described front cover shell (1) assembly cavity dirt-proof boot (5) is installed; Dirt-proof boot (5) front end face central through hole (5a) periphery is shaped on the sealing lip limit (51) of turning up; Draw-in groove (5b) the sealing tabling that turns up and form in the periphery of said front cover shell (1) loophole (1a) and sealing lip limit (51); Said lenticular body (2), LED luminosity scale (3) are fitted in the dirt-proof boot (5) through rear cover body (4) and front cover shell (1) secure fit, and lenticular body (2) center is shaped on the circular arc lens convex body (22) of evagination, and lens convex body (22) extend in the central through hole (5a) of dirt-proof boot (5); And seal mutually card with the periphery of central through hole (5a) and join; Said rear cover body (4) spiral is equipped with radiator (6), and the heat that LED luminosity scale (3) produces contacts with external environment condition through lens convex body (22), front cover shell (1) forward, then is passed to radiator (6) through rear cover body (4) heat conduction backward and realizes that the quick transmission of heat energy discharges.
2. the LED modular structure with heat sinking function according to claim 1; It is characterized in that: the cover of described front cover shell (1) is arc-shaped concave (11); Described loophole (1a) is positioned at the center of arc-shaped concave (11); Arc-shaped concave (11) is shaped on the conical seal (contact) face (111) around loophole (1a); Said sealing lip limit (51) is shaped on and conical seal (contact) face (111) the sealing outer poppet surface (511) that closes of card mutually, and all be shaped on the outer peripheral face of front cover shell (1) and the arc-shaped concave (11) distribute radially have anti-skidding and fan sheet (12) heat sinking function.
3. the LED modular structure with heat sinking function according to claim 2; It is characterized in that: described front cover shell (1) assembly cavity accent is shaped on the location counterbore; Said dirt-proof boot (5) lower end periphery is shaped on boss body (52); The boss upper surface (521) of boss body (52) is press-fitted with the spacing table top location sealing of location counterbore mutually, and said lenticular body (2) cover is pressed in the dirt-proof boot (5), and the upper surface (21) of lenticular body (2) matches with the sealing of the diapire of dirt-proof boot (5).
4. the LED modular structure with heat sinking function according to claim 3; It is characterized in that: described lenticular body (2) back side is shaped on circular inner cavity; And circular inner cavity diapire extension is shaped on square positioning chamber; Square positioning chamber diapire has periphery and is circular circular arc indent district, and said circular arc indent district has constituted the inwall of evagination circular arc lens convex bodys (22), and said LED luminosity scale (3) location buckle is in square positioning chamber.
5. the LED modular structure with heat sinking function according to claim 4; It is characterized in that: described LED luminosity scale (3) has a foursquare disk body (31); Disk body (31) is suitable with square positioning chamber; Be shaped on locating notch (31a) on two corresponding sides of said disk body (31), the inwall of said square cavity is shaped on the protruding button in the location of matching with locating notch.
6. the LED modular structure with heat sinking function according to claim 5; It is characterized in that: the bonnet fitting surface (41) of described rear cover body (4) is shaped on the rounded convex stitching surface (42) that matches with circular inner cavity, and rounded convex stitching surface (42) extend in the circular inner cavity and the back side of LED luminosity scale (3) apical grafting mutually.
7. the LED modular structure with heat sinking function according to claim 6; It is characterized in that: be uniformly distributed with on the front shroud fitting surface of described front cover shell (1) and be shaped on screwed hole; Said bonnet fitting surface (41) is shaped on installation through holes (41a); Rear cover body (4) passes installation through holes (41a) with front cover shell (1) through screw (7) and is connected with the screwed hole screw-tightened, and the lower sealing surface of said dirt-proof boot (5) compresses sealing with bonnet fitting surface (41) and matches.
8. the LED modular structure with heat sinking function according to claim 7; It is characterized in that: described rear cover body (4) center, the back side is shaped on screw rod body (43); Screw rod body (43) axially is shaped on the wire guide (43a) that connects rounded convex stitching surface (42); Rounded convex stitching surface (42) is shaped on the hub slot (42a) that is communicated with wire guide (43a), and said radiator (6) and screw rod body (43) screw fixed card fit over the back side of rear cover body (4).
9. the LED modular structure with heat sinking function according to claim 8; It is characterized in that: described radiator (6) center is shaped on the threaded tapped through hole of axial zone (6b); Tapped through hole (6b) matches with screw rod body (43) spiral, and the outer circumference surface of said radiator (6) is uniformly distributed with and is shaped on spiral helicine radiating fin (61).
10. the LED modular structure with heat sinking function according to claim 6; It is characterized in that: described radiator (6) is shaped on thermal-arrest cavity (6a); Thermal-arrest cavity (6a) pad is equipped with the good heat conduction pad (8) of heat conductivility, and closely card closes the tow sides of heat conduction pad (8) mutually with rear cover body (4) and radiator (6) respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110438661 CN102496669B (en) | 2011-12-26 | 2011-12-26 | LED (Light Emitting Diode) module structure with heat radiating function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110438661 CN102496669B (en) | 2011-12-26 | 2011-12-26 | LED (Light Emitting Diode) module structure with heat radiating function |
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| CN102496669A true CN102496669A (en) | 2012-06-13 |
| CN102496669B CN102496669B (en) | 2013-09-11 |
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Granted publication date: 20130911 Termination date: 20181226 |