CN101101102A - LED road lamp - Google Patents
LED road lamp Download PDFInfo
- Publication number
- CN101101102A CN101101102A CNA2007100752179A CN200710075217A CN101101102A CN 101101102 A CN101101102 A CN 101101102A CN A2007100752179 A CNA2007100752179 A CN A2007100752179A CN 200710075217 A CN200710075217 A CN 200710075217A CN 101101102 A CN101101102 A CN 101101102A
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- Prior art keywords
- stage casing
- head section
- plate
- led
- street lamp
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- 230000005855 radiation Effects 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 29
- 239000000758 substrate Substances 0.000 claims description 28
- 239000011324 bead Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000004512 die casting Methods 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 2
- 239000004411 aluminium Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000863032 Trieres Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to LED street lamp. It includes lamp body and LED bulb. The body includes head, middle, tail sections. The head and tail sections are butt joint with gasket. Another end of middle section is butt joint with the tail section. The head section is connected with the middle one by fastener. The tail one and the middle one are also the same. The middle one is section bar with same cross section in different position which has basal plate formed by two flats with Chinese-eight shape and joint plate. The invention supplies a modular assembling LED street lamp which has good heat dispersion, can produce the product with different shapes and specifications by one set of module.
Description
Technical field
The present invention relates to the LED street lamp, relate in particular to a kind of combined type LED road lamp.
Background technology
The LED street lamp not only has the characteristics that colourity is good, non-maintaining, the life-span is long, the more important thing is more energy-conservation than conventional road lamp.The LED street lamp replaces conventional road lamp, is a utility revolution.High-power LED street lamp is in test or advanced development at present, and many international lighting industry giants also set foot in high-power LED street lamp one after another, but almost informal the application.Experimenter or the trier lamp bodies that adopt similar common street lamp cooperate the fan heat radiation more.The fan not only effect instability of dispelling the heat, and the life-span of fan is low, power consumption, need often to safeguard.No matter its structure hardware stamping of traditional street lamp, or the lamp body of casting forming, the product of every kind of form factors all needs special-purpose mould to process, and increases manufacturing cost virtually, has limited the promotion and application of high-power LED street lamp.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art part and a kind of excellent heat dispersion performance that has is provided, and the modular assembly type LED street lamp that different profile specification product can shared one group of mould.
Purpose of the present invention can be achieved through the following technical solutions:
The LED street lamp comprises lamp body and LED bulb, it is characterized in that; Lamp body comprises head section, stage casing, rear, and the head section is docked setting with the stage casing, and the other end in stage casing docks setting with rear, is provided with sealing gasket between head section and the stage casing, and the head section is connected with the stage casing by securing member; Be provided with sealing gasket between rear and the stage casing, rear is connected with the stage casing by securing member; The stage casing is a segment type material, and along the profile length direction, diverse location has identical cross section, section bar has substrate, and substrate is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and substrate extends along the profile length direction, substrate has two faces, obverse and reverse; The inboard of " eight " font is positive, and the outside of " eight " font is a reverse side; Two positive edges are respectively equipped with side plate, and side plate extends along the profile length direction, and the side plate on two limits is symmetrical arranged, and two side plates are parallel to each other; Several heat radiation wings are set on the reverse side, and the heat radiation wing also is tabular, and the heat radiation wing extends along the profile length direction; The head of lamp body section also has one section pipe, pipe by last slice and following sheet two part semicanals constitute, last slice with following sheet between be connected by securing member; The head section has a wire hole, wire hole one end feedthrough section and stage casing faying face, the pipe of other end feedthrough section; The LED street lamp also comprises two conductive sole plate, and conductive sole plate is arranged on the front of lamp body stage casing substrate, and two inboards of " eight " font respectively are provided with one, have printed circuit on the conductive sole plate, and the LED bulb is arranged on the conductive sole plate, constitutes the LED showing plate; The LED street lamp also comprises two felt pads, is close to the one side setting that conductive sole plate is provided with the LED bulb, and felt pad has several holes corresponding with the LED bulb, and the LED bulb on the conductive sole plate places the hole of felt pad; Felt pad and conductive sole plate are connected lamp body stage casing substrate front side by securing member, and two inboards of " eight " font are provided with the combination of one group of conductive sole plate with felt pad respectively; The LED street lamp also comprises reflection shield, and reflection shield is close to the felt pad setting, and reflection shield has some reflective grooves, and the bottom of each reflective groove has several holes corresponding with the LED bulb, and the LED bulb places in the reflective groove by the hole of reflective bottom portion of groove; Reflection shield is arranged at the front in lamp body stage casing by securing member; Reflective groove is provided with in pairs, and two reflective grooves of every pair of reflective groove are the setting of " eight " font, left side that is positioned at substrate " eight " font wherein, and another is positioned at the right side of substrate " eight " font; The LED street lamp also comprises lampshade, and lampshade comprises lampshade base plate and transparent lampshade plate, and the lampshade base plate is a rectangular flat board, and the lampshade base plate has the opening of a rectangle; The lampshade plate of rectangle is arranged at the rectangular aperture of lampshade by securing member; The lampshade base plate connects lamp body by securing member, also is provided with sealing gasket between lampshade and the lamp body; The head section of lamp body, stage casing, rear are that Heat Conduction Material makes, and the lampshade base plate also is that Heat Conduction Material is made.
The LED street lamp, it is characterized in that, the front in lamp body stage casing also is provided with two and colludes body, two collude the body bill is provided with in opposite directions, two collude body is symmetrical arranged, and two collude body respectively near the side plate of two sides, and colluding body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion; The head section has a faying face that docks with the stage casing, has step on the faying face, and the jut of step stretches into " eight " font inboard in stage casing and the inboard of stage casing side plate, and the sealing gasket between head section and the stage casing is arranged on the step outside; Rear has a faying face that docks with the stage casing, has step on the faying face, and the jut of step stretches into " eight " font inboard in stage casing and the inboard of stage casing side plate, and the sealing gasket between rear and the stage casing is arranged on the outside of step; The top of head section is provided with the heat radiation wing, and the top of rear also has the heat radiation wing; The top of head section and rear also has riser, has the hole on the riser of head section and rear, and the head section is connected by the bolt tension with rear, described bolt be arranged in section and the riser of rear on the hole in; The stage casing is located between head section and the rear by sealing gasket, and described bolt passes the gap between the stage casing heat radiation wing; Also be connected by screw between head section and the stage casing, screw has two, is arranged at two side plate end faces of end, stage casing respectively; Accordingly, also be connected by screw between rear and the stage casing, screw has two, is arranged at two side plate end faces of end, stage casing respectively; The inwall of the pipe of head section is provided with anti-skidding tooth bar vertically; The groove in lamp body stage casing is become by first, second, the 3rd defining surface, and first parallel with the 3rd, and second vertical with first, first inboard near side plate, the 3rd outside near side plate; Entity part between groove and the side plate inboard is first bead, part between the groove and the side plate outside is second bead, the bottom of first bead is Siping City's face, the bottom of second bead is the 5th plane, Siping City's face and the 5th plane all with second plane parallel, and the distance between Siping City's face and second plane is less than the distance between the 5th plane and second plane; The heat radiation wing of head section and rear is provided with in the same way with the heat radiation wing in stage casing, and has identical cross sectional shape with the heat radiation wing in stage casing; The heat radiation wing of head section has fillet away from an end in stage casing between end face and the side; The heat radiation wing of rear has fillet away from an end in stage casing between end face and the side.
The LED street lamp is characterized in that, the LED showing plate is made of several LED showing plates, and one group of LED bulb is set on each LED showing plate, and each LED showing plate is connected the front of the substrate in stage casing by securing member.
The LED street lamp is characterized in that; The LED street lamp also comprises constant-current source, constant-current source is arranged in the cavity of the sealing that lamp body and lampshade circle form, constant-current source is arranged on the end near the head section, constant-current source comprises the some groups of constant-current devices that work alone, the output of every group of constant-current device connects corresponding LED showing plate by lead, each is organized constant-current device and has public input, and input is by the wire connecting power device.
The LED street lamp is characterized in that, the wire hole place is provided with a water joint.
The LED street lamp is characterized in that, also is connected by the screw tension between head section and the rear, and screw is arranged in the space of dispelling the heat between wing.
The LED street lamp is characterized in that, head section and rear are that aluminum or aluminum alloy is made by the die casting mode, and the stage casing is the aluminum or aluminum alloy section bar.
The LED street lamp is characterized in that, the surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.
The LED street lamp is characterized in that, the sealing gasket of lamp body stage casing two ends is that heat conductive silica gel is made, and the sealing gasket between lampshade and the lamp body also is that heat conductive silica gel is made.
The LED street lamp that the present invention relates to, the module that the head section of lamp body and rear can be made standard, be applicable to the product of different size in the same width series, and the stage casing employing is section bar, along its length, diverse location has identical cross section, thereby can be cut into different length as required, cooperate head section and rear can be combined into the LED street lamp of different size, a mold can be made the plurality of specifications product of same width series.
The LED street lamp that the present invention relates to, head section, stage casing, rear are that Heat Conduction Material makes, and several heat radiation wings are set on the reverse side of stage casing, compare with the fan heat radiation, and the heat that can more directly the LED lamp be produced in time dispels the heat in air, and fault is lacked non-maintaining.
Description of drawings
Fig. 1 is the vertical view of first embodiment of the invention.
Fig. 2 is the side view of first embodiment of the invention.
Fig. 3 is the upward view of first embodiment of the invention.
Fig. 4 is a B-B profile among Fig. 3.
Fig. 5 is an A-A profile among Fig. 3.
Fig. 6 is a C-C profile among Fig. 5.
Fig. 7 is the first embodiment of the invention decomposing schematic representation.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
First embodiment of the present invention is a kind of LED street lamp, with reference to figure 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, the LED street lamp comprises lamp body and LED bulb 107, lamp body comprises head section 101, stage casing 102, rear 103, head section 101 is docked setting with stage casing 102, the other end in stage casing 102 docks setting with rear 103, is provided with sealing gasket 104 between head section 101 and the stage casing 102, and head sections 101 is connected with stage casing 102 by screw; Be provided with sealing gasket 105 between rear 103 and the stage casing 102, rear 103 is connected with stage casing 102 by screw; Stage casing 102 is segment type materials, and along the profile length direction, diverse location has identical cross section, section bar has substrate, and substrate is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and substrate extends along the profile length direction, substrate has two faces, obverse and reverse; The inboard of " eight " font is positive, and the outside of " eight " font is a reverse side; Two positive edges are respectively equipped with side plate, and side plate extends along the profile length direction, and the side plate on two limits is symmetrical arranged, and two side plates are parallel to each other; Several heat radiation wings are set on the reverse side, and the heat radiation wing also is tabular, and the heat radiation wing extends along the profile length direction; The head of lamp body section 101 also has one section pipe, pipe by last slice 1011 and following sheet 1,012 two part semicanals constitute, last slice 1011 with following sheet 1012 between be connected by screw; Head section 101 has a wire hole 1013, wire hole 1,013 one end feedthrough sections 101 and stage casing 102 faying faces, the pipe of other end feedthrough section 101; The LED street lamp also comprises two conductive sole plate 106, conductive sole plate 106 is arranged on the front of lamp body stage casing 102 substrates, and two inboards of " eight " font respectively are provided with one, have printed circuit on the conductive sole plate 106, LED bulb 107 is arranged on the conductive sole plate 106, constitutes the LED showing plate; The LED street lamp also comprises two felt pads 108, is close to the one side setting that conductive sole plate 106 is provided with LED bulb 107, and felt pad 108 has several holes corresponding with LED bulb 107, and the LED bulb 107 on the conductive sole plate 106 places the hole of felt pad 108; Felt pad 108 and conductive sole plate 106 are connected lamp body stage casing 102 substrate front side by screw, and two inboards of " eight " font are provided with the combination of one group of conductive sole plate 106 with felt pad 108 respectively; The LED street lamp also comprises reflection shield 109, reflection shield 109 is close to the felt pad setting, reflection shield 109 has some reflective grooves 1091, the bottom of each reflective groove 1091 has several holes corresponding with LED bulb 107, and the holes that LED bulb logical 107 is crossed reflective groove 1091 bottoms place in the reflective groove 1091; Reflection shield 109 is arranged at the front in lamp body stage casing 102 by screw; In the present embodiment, the cross sectional shape of reflective groove 1091 is an isosceles trapezoid, and the end of reflective groove 1091 is trapezoidal minor face; Reflective groove 1091 is provided with in pairs, and two reflective grooves of every pair of reflective groove are the setting of " eight " font, left side that is positioned at substrate " eight " font wherein, and another is positioned at the right side of substrate " eight " font; The LED street lamp also comprises lampshade 110, lampshade 110 comprises lampshade base plate 1101 and transparent lampshade plate 1102, lampshade base plate 1101 is a rectangular flat board, lampshade base plate 1101 has the opening of a rectangle, with reference to figure 7, in the present embodiment, lampshade base plate 1101 is aluminium sheets of good heat conductivity, the rectangular aperture of lampshade base plate 1101 also has a step, step is towards lamp body one side setting, the lampshade plate 1102 of rectangle places among the described step, is locked on the lampshade base plate 1101 by a three-back-shaped sealing gasket 1103 and three-back-shaped press box 1104 and screw again.Lampshade base plate 1101 connects lamp body by screw, also is provided with sealing gasket 111 between lampshade 110 and the lamp body; In the present embodiment, the head of lamp body section 101, stage casing 102, rear 103 are that the good aluminium of heat conductivility makes, and head section 101 and rear 103 are by the die casting moulding, and stage casing 102 is aluminium section bars; The sealing gasket of lamp body stage casing 102 2 ends is that heat conductive silica gel is made, and the sealing gasket 111 between lampshade 110 and the lamp body also is that heat conductive silica gel is made, and the sealing gasket that is used for press-fiting the lampshade plate also heat conductive silica gel is made.Felt pad 108 and conductive sole plate 106 are connected lamp body stage casing 102 substrate front side by screw, and two inboards of " eight " font are provided with the combination of one group of conductive sole plate 106 with felt pad 108 respectively; The front in lamp body stage casing 102 also is provided with two and colludes body, and two collude the body bill is provided with in opposite directions, and two collude body is symmetrical arranged, two collude the body side plate of close two sides respectively, colluding body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion; Head section 101 has a faying face that docks with stage casing 102, has step on the faying face, the jut of step stretches into the inboard of font inboard, stage casing 102 " eight " and stage casing 102 side plates, and the sealing gasket 104 between head section 101 and the stage casing 102 is arranged on the step outside; Rear 103 has a faying face that docks with stage casing 102, has step on the faying face, the jut of step stretches into the inboard of font inboard, stage casing 102 " eight " and stage casing 102 side plates, and the sealing gasket 105 between rear 103 and the stage casing 102 is arranged on the outside of step; The top of head section 101 is provided with the heat radiation wing, and the top of rear 103 also has the heat radiation wing; The top of 101 sections and rear 103 also has riser, has the hole on the riser of head section 101 and rear 103, and head section 101 also is connected by the bolt tension with rear 103, bolt be arranged in sections 101 and the riser of rear 103 on the hole in; Stage casing 102 is located between head section 101 and the rear 103 by sealing gasket 104 and 105, and bolt passes the gap between the 102 heat radiation wings of stage casing; Also be connected by screw between head section 101 and the stage casing 103, screw has two, is arranged at two side plate end faces of 102 ends, stage casing respectively; Accordingly, also be connected by screw between rear 103 and the stage casing 102, screw has two, is arranged at two side plate end faces of 102 ends, stage casing respectively; The inwall of the pipe of head section 101 is provided with anti-skidding tooth bar vertically; The groove in lamp body stage casing 102 is become by first, second, the 3rd defining surface, and first parallel with the 3rd, and second vertical with first, first inboard near side plate, the 3rd outside near side plate; Entity part between groove and the side plate inboard is first bead, part between the groove and the side plate outside is second bead, the bottom of first bead is Siping City's face, the bottom of second bead is the 5th plane, Siping City's face and the 5th plane all with second plane parallel, and the distance between Siping City's face and second plane is less than the distance between the 5th plane and second plane; The heat radiation wing of head section 101 and rear 103 is provided with in the same way with the heat radiation wing in stage casing 102, and has identical cross sectional shape with the heat radiation wing in stage casing 102; The heat radiation wing of head section 101 has fillet away from an end in stage casing 102 between end face and the side; The heat radiation wing of rear 102 has fillet away from an end in stage casing 102 between end face and the side.Wire hole 1013 places are provided with a water joint, and what adopt in the present embodiment is the standard water joint of selling on the market, to ensure the drying in the lamp chamber, avoid producing short circuit because of humidity.
Second embodiment of the present invention also is a kind of LED street lamp, be with the difference of first embodiment, the LED showing plate is made of several LED showing plates, one group of LED bulb is set on each LED showing plate, and each LED showing plate is connected the front of the substrate in stage casing by securing member.The LED street lamp also comprises constant-current source, constant-current source is arranged in the cavity of the sealing that lamp body and lampshade circle form, constant-current source is arranged on the end near the head section, constant-current source comprises the some groups of constant-current devices that work alone, the output of every group of constant-current device connects corresponding LED showing plate by lead, each is organized constant-current device and has public input, and input is by the wire connecting power device.The surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.The light-emitting area of the LED street lamp that present embodiment relates to has can draw together malleability, and because of area of dissipation is bigger than general heat radiation wing, has better radiating effect.
Above embodiment be two kinds preferred embodiment, all in the scope of claim of the present invention, to heat radiation wing shape, quantity, and the variation done of the length in stage casing, all belong to protection scope of the present invention.
Claims (9)
1, a kind of LED street lamp comprises lamp body and LED bulb, it is characterized in that;
Lamp body comprises head section, stage casing, rear, and the head section is docked setting with the stage casing, and the other end in stage casing docks setting with rear, is provided with sealing gasket between head section and the stage casing, and the head section is connected with the stage casing by securing member; Be provided with sealing gasket between rear and the stage casing, rear is connected with the stage casing by securing member; The stage casing is a segment type material, and along the profile length direction, diverse location has identical cross section, section bar has substrate, and substrate is by two connecting plate formations that are the dull and stereotyped of " eight " font setting and connect two flat boards, and substrate extends along the profile length direction, substrate has two faces, obverse and reverse; The inboard of " eight " font is positive, and the outside of " eight " font is a reverse side; Two positive edges are respectively equipped with side plate, and side plate extends along the profile length direction, and the side plate on two limits is symmetrical arranged, and two side plates are parallel to each other; Several heat radiation wings are set on the reverse side, and the heat radiation wing also is tabular, and the heat radiation wing extends along the profile length direction;
The head of lamp body section also has one section pipe, pipe by last slice and following sheet two part semicanals constitute, last slice with following sheet between be connected by securing member; The head section has a wire hole, wire hole one end feedthrough section and stage casing faying face, the pipe of other end feedthrough section;
The LED street lamp also comprises two conductive sole plate, and conductive sole plate is arranged on the front of lamp body stage casing substrate, and two inboards of " eight " font respectively are provided with one, have printed circuit on the conductive sole plate, and the LED bulb is arranged on the conductive sole plate, constitutes the LED showing plate;
The LED street lamp also comprises two felt pads, is close to the one side setting that conductive sole plate is provided with the LED bulb, and felt pad has several holes corresponding with the LED bulb, and the LED bulb on the conductive sole plate places the hole of felt pad; Felt pad and conductive sole plate are connected lamp body stage casing substrate front side by securing member, and two inboards of " eight " font are provided with the combination of one group of conductive sole plate with felt pad respectively;
The LED street lamp also comprises reflection shield, and reflection shield is close to the felt pad setting, and reflection shield has some reflective grooves, and the bottom of each reflective groove has several holes corresponding with the LED bulb, and the LED bulb places in the reflective groove by the hole of reflective bottom portion of groove; Reflection shield is arranged at the front in lamp body stage casing by securing member; Reflective groove is provided with in pairs, and two reflective grooves of every pair of reflective groove are the setting of " eight " font, left side that is positioned at substrate " eight " font wherein, and another is positioned at the right side of substrate " eight " font;
The LED street lamp also comprises lampshade, and lampshade comprises lampshade base plate and transparent lampshade plate, and the lampshade base plate is a rectangular flat board, and the lampshade base plate has the opening of a rectangle; The lampshade plate of rectangle is arranged at the rectangular aperture of lampshade by securing member; The lampshade base plate connects lamp body by securing member, also is provided with sealing gasket between lampshade and the lamp body;
The head section of lamp body, stage casing, rear are that Heat Conduction Material makes, and the lampshade base plate also is that Heat Conduction Material is made.
2, LED street lamp according to claim 1, it is characterized in that, the front in lamp body stage casing also is provided with two and colludes body, two collude the body bill is provided with in opposite directions, two collude body is symmetrical arranged, and two collude body respectively near the side plate of two sides, and colluding body is " L " type, comprise a vertical portion and a horizontal part, and the length of horizontal part is greater than the length of vertical portion; The head section has a faying face that docks with the stage casing, has step on the faying face, and the jut of step stretches into " eight " font inboard in stage casing and the inboard of stage casing side plate, and the sealing gasket between head section and the stage casing is arranged on the step outside; Rear has a faying face that docks with the stage casing, has step on the faying face, and the jut of step stretches into " eight " font inboard in stage casing and the inboard of stage casing side plate, and the sealing gasket between rear and the stage casing is arranged on the outside of step; The top of head section is provided with the heat radiation wing, and the top of rear also has the heat radiation wing; The top of head section and rear also has riser, has the hole on the riser of head section and rear, and the head section is connected by the bolt tension with rear, described bolt be arranged in section and the riser of rear on the hole in; The stage casing is located between head section and the rear by sealing gasket, and described bolt passes the gap between the stage casing heat radiation wing; Also be connected by screw between head section and the stage casing, screw has two, is arranged at two side plate end faces of end, stage casing respectively; Accordingly, also be connected by screw between rear and the stage casing, screw has two, is arranged at two side plate end faces of end, stage casing respectively; The inwall of the pipe of head section is provided with anti-skidding tooth bar vertically; The groove in lamp body stage casing is become by first, second, the 3rd defining surface, and first parallel with the 3rd, and second vertical with first, first inboard near side plate, the 3rd outside near side plate; Entity part between groove and the side plate inboard is first bead, part between the groove and the side plate outside is second bead, the bottom of first bead is Siping City's face, the bottom of second bead is the 5th plane, Siping City's face and the 5th plane all with second plane parallel, and the distance between Siping City's face and second plane is less than the distance between the 5th plane and second plane; The heat radiation wing of head section and rear is provided with in the same way with the heat radiation wing in stage casing, and has identical cross sectional shape with the heat radiation wing in stage casing; The heat radiation wing of head section has fillet away from an end in stage casing between end face and the side; The heat radiation wing of rear has fillet away from an end in stage casing between end face and the side.
3, LED street lamp according to claim 1 and 2 is characterized in that, the LED showing plate is made of several LED showing plates, and one group of LED bulb is set on each LED showing plate, and each LED showing plate is connected the front of the substrate in stage casing by securing member.
4, LED street lamp according to claim 3 is characterized in that; The LED street lamp also comprises constant-current source, constant-current source is arranged in the cavity of the sealing that lamp body and lampshade circle form, constant-current source is arranged on the end near the head section, constant-current source comprises the some groups of constant-current devices that work alone, the output of every group of constant-current device connects corresponding LED showing plate by lead, each is organized constant-current device and has public input, and input is by the wire connecting power device.
5, LED street lamp according to claim 1 is characterized in that, the wire hole place is provided with a water joint.
6, LED street lamp according to claim 1 is characterized in that, also is connected by the screw tension between head section and the rear, and screw is arranged in the space of dispelling the heat between wing.
7, LED street lamp according to claim 1 and 2 is characterized in that, head section and rear are that aluminum or aluminum alloy is made by the die casting mode, and the stage casing is the aluminum or aluminum alloy section bar.
8, LED street lamp according to claim 1 is characterized in that, the surface of heat radiation wing is provided with the heat radiation rib of several projections along the profile length direction.
9, LED street lamp according to claim 1 is characterized in that, the sealing gasket of lamp body stage casing two ends is that heat conductive silica gel is made, and the sealing gasket between lampshade and the lamp body also is that heat conductive silica gel is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100752179A CN100507357C (en) | 2007-07-20 | 2007-07-20 | LED road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100752179A CN100507357C (en) | 2007-07-20 | 2007-07-20 | LED road lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101101102A true CN101101102A (en) | 2008-01-09 |
| CN100507357C CN100507357C (en) | 2009-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100752179A Expired - Fee Related CN100507357C (en) | 2007-07-20 | 2007-07-20 | LED road lamp |
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| Country | Link |
|---|---|
| CN (1) | CN100507357C (en) |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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