LED street lamp and LED road lamp radiation area expansion method
Technical field
The present invention relates to the LED street lamp, relate in particular to a kind of expandable type LED street lamp and a kind of LED road lamp radiation area expansion method.
Background technology
The LED developing history is decades, but in the application or the new technology of lighting field.Along with the fast development of LED technology, the progressively raising of its luminous efficiency, the application market of LED will be more extensive; Under the background that the worry of global energy shortage raises once again, LED more enjoys the whole world to attract attention in the prospect of illumination market, and being thought by industry became the market that is expected most at following 50 years, was the maximum potential commodity that replace incandescent lamp, tengsten lamp and fluorescent lamp.The street lamp of prior art comprises the LED street lamp, and its light-emitting area is changeless, unless whole street lamp changed.For the occasion that has light-emitting area expansion to require, these street lamps are just powerless, can only remedy time-consuming effort again by whole replacing street lamp or the mode that increases the new street lamp of frame.
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 expandable type LED street lamp and a kind of LED road lamp radiation area expansion method are provided.
Purpose of the present invention can be achieved through the following technical solutions:
The LED street lamp, comprise lamp body, lamp body is arranged at the top of LED street lamp post, it is characterized in that, several removable LED work modules that works alone are set in the lamp body, each work module is made up of a conductive sole plate and the LED bulb that is arranged on the conductive sole plate front, has printed circuit on the conductive sole plate; Also comprise the constant current driving device that several work alone in the lamp body, the corresponding LED work of a constant current driving device module, constant current driving device are the power supply of LED work module; The LED street lamp also comprises power supply adaptor, and power supply adaptor is arranged on the bottom of LED street lamp post, and power supply adaptor is the constant current driving device power supply; The LED street lamp also comprises energy-conservation control controller with an automatic light meter, and energy-saving controller with an automatic light meter is arranged on the bottom of LED street lamp post, and the signal output part of controller with an automatic light meter connects the signal input part of constant current driving device; 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; Be provided with sealing gasket between head section and the stage casing, 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 kind of section bar, and along the profile length direction, diverse location has identical cross section; Section bar has substrate, and substrate extends along the profile length direction, and substrate has two faces, obverse and reverse; Two positive edges are provided with side plate respectively, and several heat radiation wings are set on the reverse side; The front that the reverse side of the conductive sole plate of each LED work module is close to lamp body stage casing substrate is provided with, and each LED work module is arranged in together, is connected the front of substrate by securing member.
The LED street lamp is characterized in that, the substrate in stage casing is tabular, the LED street lamp also comprises secondary optical lens, secondary optical lens is arranged on the lens base plate by button bit, and lens base plate and led array plate be arranged in parallel, the corresponding secondary optical lens of each LED bulb; The lens base plate has some contour supporting positions towards a side of led array plate, supporting position butt conductive sole plate, and lens base plate, conductive sole plate are fixedly connected on substrate front side by securing member; The head section of lamp body has first transverse slat, and first transverse slat is arranged on an end that docks with the stage casing; Rear has second transverse slat, and second transverse slat is arranged on an end that docks with the stage casing; First transverse slat, second transverse slat, the side plate at positive two edges, stage casing, the front in stage casing define a cavity altogether, the front in stage casing constitutes the end of cavity, the side plate at first transverse slat, second transverse slat, positive two edges, stage casing constitutes the wall of cavity, and the cavity wall is provided with the step that is used for ccontaining lampshade away from an end at the end; The head section has one section pipe, and the axle center of pipe is vertical with first transverse slat, and first transverse slat is provided with a wire hole that leads in the pipe, and the sidewall of pipe has the screwed hole that connects tube wall; Head section, stage casing, rear all adopt Heat Conduction Material to make; The LED street lamp also comprises lampshade, and lampshade is arranged in the described step, is provided with sealing gasket between lampshade and the lamp body.
The LED street lamp is characterized in that, 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.
Purpose of the present invention can also be achieved through the following technical solutions:
The LED road lamp radiation area expansion method is characterized in that, several removable LED work modules that works alone is set, by increasing the mode of LED work module, the light-emitting area of expansion LED street lamp in the lamp body.
The LED road lamp radiation area expansion method is characterized in that, lamp body adopts the syllogic combining structure, and the stage casing section adopts section bar, by the mode of section among the bigger length of replacing, and the light-emitting area of expansion LED street lamp.
The LED road lamp radiation area expansion method, it is characterized in that, several removable LED work modules that works alone are set in the lamp body, each LED work module is the power supply of LED work module by a constant current driving device that works alone, the LED street lamp also comprises energy-conservation control controller with an automatic light meter, energy-saving controller output with an automatic light meter is lighted, black out signal is given constant current driving device, control the quantity that LED work module is lighted by energy-saving controller with an automatic light meter, thus the light-emitting area of control LED street lamp.
The LED street lamp that the present invention relates to, lamp body adopts three stage structure, section bar is adopted in the stage casing, several removable LED work modules that works alone are set in the lamp body, also comprise energy-conservation control controller with an automatic light meter, thereby can expand the light-emitting area of LED street lamp by increasing LED work module quantity mode that LED work module, lengthening lamp body stage casing, control light, and the contrast prior art, the LED street lamp that the present invention relates to can be suitable for application scenario widely.The LED road lamp radiation area expansion method that the present invention relates to is applied to aforesaid LED street lamp, can expand the light-emitting area of LED street lamp, and the contrast prior art can make the LED street lamp be applicable to application scenario widely.
Description of drawings
Fig. 1 is the functional-block diagram of first embodiment of the invention.
Fig. 2 is the vertical view of first embodiment of the invention.
Fig. 3 is the side view of first embodiment of the invention.
Fig. 4 is the front view of first embodiment of the invention.
Fig. 5 is the upward view of first embodiment of the invention.
Fig. 6 is an A-A profile among Fig. 4.
Fig. 7 is a B-B profile among Fig. 4.
Fig. 8 is the first embodiment of the invention decomposing schematic representation.
Fig. 9 is that first embodiment of the invention is installed in the schematic diagram on the light pole.
Figure 10 is the local enlarged diagram in C place among Fig. 9.
Figure 11 is the local enlarged diagram in D place among Fig. 9.
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 Energy-Efficient Led Street Lamp, with reference to figure 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, LED street lamp 100 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, and the other end in stage casing 102 docks setting with rear 103; Be provided with sealing gasket 104 between head section 101 and the stage casing 102, 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 a kind of section bars, and along the profile length direction, diverse location has identical cross section; Section bar has substrate, and substrate is tabular, and substrate extends along the profile length direction, and substrate has two faces, obverse and reverse; Two positive edges are provided with side plate respectively, and several heat radiation wings 1021 are set on the reverse side; LED bulb 107 is arranged on a face of conductive sole plate 106, constitutes the led array plate, has printed circuit on the conductive sole plate 106, and the front that the one side that conductive sole plate 106 is not provided with LED bulb 107 is close to the substrate in lamp body stage casing is provided with; The LED street lamp also comprises secondary optical lens 109, and secondary optical lens 109 is arranged on the lens base plate 108 by button bit, and lens base plate 108 be arranged in parallel with the led array plate, each LED bulb 107 corresponding secondary optical lens 109; Lens base plate 108 has some contour supporting positions towards a side of led array plate, in the present embodiment, the supporting position is contour cylinder, the cylinder center is a through hole, and the hole opposite position of conductive sole plate and cylinder also has a hole, all uses for wearing screw, the opposite side supporting position opposite position of lens base plate also has a counterbore, for sinking to screw head usefulness, a supporting position butt conductive sole plate 106, lens base plate 108, conductive sole plate 106 are connected in substrate front side by screw; The head section 101 of lamp body has first transverse slat, and first transverse slat is arranged on an end that docks with stage casing 102; Rear 103 has second transverse slat, and second transverse slat is arranged on an end that docks with stage casing 102; The side plate at first transverse slat, second transverse slat, 102 positive two edges, stage casing, the front in stage casing 102 define a cavity altogether, the front in stage casing 102 constitutes the end of cavity, the side plate at first transverse slat, second transverse slat, 102 positive two edges, stage casing constitutes the wall of cavity, and the cavity wall is provided with the step that is used for ccontaining lampshade 111 away from an end at the end; Head section 101 has one section pipe, the axle center of pipe is vertical with first transverse slat, with reference to figure 5, first transverse slat is provided with a wire hole 1011 that leads in the pipe, the sidewall of pipe has the screwed hole that connects tube wall, is used for the LED street lamp is locked in lamp stand the rib that the outer wall of the pipe of head section 101 also has projection in the present embodiment, rib is provided with vertically, and described screwed hole is arranged on the rib.Head section 101, stage casing 102, rear 103 are the good aluminum component of heat conductivility; The LED street lamp also comprises lampshade 111, and lampshade 111 is arranged in the described step, is provided with sealing gasket 110 between lampshade 111 and the lamp body.The led array plate is made of several LED submatrix strakes, on each LED submatrix strake one group of LED bulb is set, and each LED submatrix strake is connected the front of the substrate in stage casing 102 by screw.The LED bulb that is provided with on each LED submatrix strake constitutes a LED work module; Accordingly, lens base plate 108 also is made of several lens daughter backplanes, and one group of secondary optical lens is set on each lens daughter backplane, and each lens daughter backplane is connected the front of the substrate in stage casing 102 by screw; The LED street lamp also comprises constant current driving device, constant current driving device is arranged in the cavity of the sealing that lamp body and lampshade 111 boundaries form, the some groups of constant current driving devices that work alone 112 are arranged near an end of section 101, the output of every group of constant-current device connects corresponding LED submatrix strake by lead, LED work module power supply for correspondence, each is organized constant-current device and has public input, and input is by the wire connecting power adapter.Described constant current driving device is arranged at the end of lamp body stage casing near the head section, and the temperature sensing device of overheat switch is arranged on the conductive sole plate.In the present embodiment, the LED bulb in each LED work module is in parallel, and the module operating voltage is 48v, and the power of single led bulb is 1w.Certainly the interior LED bulb of LED work module also can adopt series connection or other connected mode as required, and the module operating voltage also can be 36v or 220v etc.In the present embodiment, wire hole 1011 places are provided with a water joint, to guarantee the drying in the described cavity.In the present embodiment, the side plate of section 102 extends along the profile length direction among the lamp body, and the side plate on two limits is symmetrical arranged, and the cross section of side plate is hook-shaped, and the root of hook is arranged on positive edge, and two side plate bills are provided with in opposite directions; The end of bill towards the front has and the positive first parallel plane, bill place in opposite directions has second plane vertical with first plane, second plane is with positive vertical, second plane and first plane define first rib jointly, second plane defines second rib jointly with the 3rd plane again, the 3rd plane and first plane parallel, the 3rd plane is compared away from the front with first plane, the 3rd plane defines the right angle jointly with Siping City's face again, Siping City's face and the second plane parallel setting, Siping City's face is compared away from bill with second plane; The 3rd plane and Siping City's face define described step jointly; The heat radiation wing 1021 in stage casing 102 also is tabular, dispelling the heat, wing 1021 is vertical with substrate to be provided with, heat radiation wing 1021 extends along the profile length direction, be arranged in parallel between each heat radiation wing 1021, here alleged parallel comprise approximate parallel, also comprise the radial setting of little journey, first heat radiation wing and last heat radiation wing are arranged at two edges of reverse side respectively.In the present embodiment, the surface of heat radiation wing 1021 is provided with the heat radiation rib of several projections along the profile length direction.First transverse slat location-plate that 102 one side has two projections towards the stage casing, two location-plates lay respectively at two hook-shaped side plate inboards, place in the hook of side plate; The location-plate that the one side of second transverse slat towards the stage casing has two projections, two location-plates lay respectively at two hook-shaped side plate inboards, place in the hook of side plate; The front in stage casing 102 is provided with several circular holes, and the hole is communicated with described cavity near a positive side, is used for sections 101 or the screw bottom outlet of rear 103 when being connected with stage casing 102.When LED street lamp 100 of the present invention uses, be installed on light pole 001 by the pipe on the lamp body head section 101, power line connects up in light pole 001, is connected with the power supply adaptor of light pole 001 lower end.Fig. 1 is the functional-block diagram of present embodiment; wherein power supply adaptor 114 and energy-saving controller with an automatic light meter 113 are arranged on the lower end of LED street lamp post; with reference to Figure 11; power supply adaptor 114 and energy-saving controller with an automatic light meter 113 are arranged in the control cabinet of light pole lower end, and LED bulb, constant current driving device 112, overheat switch are arranged in the lamp body of LED street lamp post 001 top.LED bulb on each led array plate is formed a work module; each work module connects an independently constant current driving device 112; overheat switch is connected between constant current driving device 112 inputs and the power supply adaptor 114, and constant current driving device 112 outputs connect the work module that the LED bulb is formed.The signal output part of controller 113 with an automatic light meter connects constant current driving device 112, and controller 113 with an automatic light meter has the multichannel output signal, constant current driving device 112 of each road output signal control connection, thus control lighting and extinguishing of a work module.
Second embodiment of the present invention is a kind of method of using the described LED street lamp expansion of first embodiment of the invention light-emitting area, concrete operations are as follows, the stage casing of former LED street lamp is pulled down, change one section stage casing that the cross section is identical but longer, increase frame LED work module in the front, stage casing to the quantity that needs, press LED work module quantity and be equipped with constant current driving device, after the wiring stage casing is reinstalled the street lamp post top and get final product.
The 3rd embodiment of the present invention also is the method for the described LED street lamp expansion of a kind of first embodiment of the invention light-emitting area, more be applicable to the frequent occasion that changes of the requirement of light-emitting area, concrete operations are as follows, but reserve extending space when first street lamp being installed, be LED work module and constant current driving device quantity than usual demand exceed 25%, when the expansion demand, only need additionally to light standby 25%LED work module and get final product by energy-saving controller with an automatic light meter.