CN201935080U

CN201935080U - Light emitting diode (LED) street lamp

Info

Publication number: CN201935080U
Application number: CN2011200603068U
Authority: CN
Inventors: 江裕隆
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-09
Filing date: 2011-03-09
Publication date: 2011-08-17
Anticipated expiration: 2021-03-09

Abstract

The utility model discloses a light emitting diode (LED) street lamp, which includes a heat radiation device used for fixing an LED circuit board, and a plurality of heat radiation fins are arranged on the heat radiation device. A groove-shaped cavity for containing the LED circuit board is disposed on the lower part of the heat radiation device. The LED street lamp also comprises a lamp base connected with one end of the radiation device and a decorative cover connected with the other end of the radiation device. A light transmission plate is connected with the opening of the grove-shaped cavity, and both sides of the groove-shaped cavity of the radiation device are respectively provided with a left press plate and a right press plate for fixing the light transmission plate. An LED power supply circuit electrically connected with the LED circuit board is arranged in the lamp base. The heat radiation device with a plurality of heat radiation fins adopted by the LED street lamp as a heat radiation substrate of the LED circuit board has good heat radiation effects, and the LED street lamp has beautiful appearance and waterproof and dustproof functions after a dustproof covering plate and a sealing strip are arranged. In addition, the LED street lamp which adopts aluminum profiles as raw materials for the heat radiation device is reasonable in structure, easy to manufacture and install and long in service life. No appliance is needed when the radiation angle of the street lamp is adjusted.

Description

The LED street lamp

Technical field

The utility model relates to a kind of street lamp, is meant that specifically a kind of is the energy-saving street lamp of light source with LED.

Background technology

In the prior art, street lamp is the sizable light fixture of a kind of power consumption, and the street lamp of conventional light source is the power consumption height not only, and service life is short, is necessary to adopt led light source that traditional street lamp is undergone technological transformation.Therefore because the LED illuminator than higher, when led light source is applied to use the light fixture product always, need be considered the radiating effect that the LED illuminator will reach to the requirement of heat radiation, need redesign the structure of light fixture when led light source is used for traditional street lamp.

Based on the defective of above-mentioned prior art, I develop a kind of LED street lamp that better heat radiating effect, good looking appearance have the dustproof and waterproof function again that has.

The utility model content

The purpose of this utility model is to overcoming the defective of prior art, and provide a kind of LED street lamp with better heat radiating effect, good looking appearance, has dustproof, water-proof function after fitted with dust caps plate and the sealing strip again, this LED street lamp is rational in infrastructure simultaneously, easily produce easily and install, long service life, the irradiating angle of street lamp do not need tool using when regulating.

For achieving the above object, the utility model is by the following technical solutions:

The LED street lamp, comprise the radiator that is used for fixing the led circuit plate, it is characterized in that described radiator above be provided with several cooling fins, be provided with the channel shaped cavities that is used for ccontaining led circuit plate below the radiator, also comprise the lamp socket that connects with radiator one end, the trim that connects with the radiator other end, the accent place of channel shaped cavities is connected with light-passing board, and the channel shaped cavities both sides of radiator are respectively equipped with left side pressing plate, the right side pressing plate that is used for fixing light-passing board; Be provided with the LED power circuit that electrically connects with the led circuit plate in the lamp socket.

Its further technical scheme is: described lamp socket hinge-coupled has lamp stand, and described lamp stand and street lamp fixture are fixedly connected; Described lamp stand is the sawtooth pattern stiff end with the end face that connects of lamp socket, and described lamp socket is the sawtooth pattern union end with the end face that connects of lamp stand, also comprises the link bolt assembly that is used for hinge lamp stand and lamp socket.

Its further technical scheme is: described radiator top is connected with dust cover, is respectively equipped with left side sealing strip, right side sealing strip between radiator and left side pressing plate, the right side pressing plate; The limit, left side of radiator, right edge are respectively equipped with the seal groove that is used for ccontaining left side sealing strip, right side sealing strip.

Its further technical scheme is: be provided with interior end clamp plate between described radiator and the lamp socket, the inboard of interior end clamp plate is embedded with inner sealing strip, is provided with outer end clamp plate between described radiator and the trim, and the inboard of outer end clamp plate is embedded with the outer end sealing strip.

Its further technical scheme is: described lamp socket is provided with the power supply cavity that is used for ccontaining LED power circuit, and the accent place of power supply cavity is provided with the lamp socket cover plate, between lamp socket and the lamp socket cover plate every being provided with the lamp socket sealing strip.

Its further technical scheme is: be provided with the T type groove that is used to connect dust cover above the described radiator, described dust cover is provided with the T type projection that is embedded in the T type groove.

Its further technical scheme is: the hinge bolt assembly comprises bolt, nut, and preloading spring or pretension shell fragment.

Its further technical scheme is: be provided with reflector around in the described channel shaped cavities.

Its further technical scheme is: described radiator is the aluminium section bar of extrusion modling.

Its further technical scheme is: the side of described radiator is provided with fin.

The utility model beneficial effect compared with prior art is: the utility model adopts has the heat radiating material of the radiator of a plurality of fin as the led circuit plate, can have better heat radiating effect, the while good looking appearance, have dustproof after fitted with dust caps plate and the sealing strip again, water-proof function, in addition, this LED street lamp rational in infrastructure, adopt the raw material of aluminium section bar as radiator, easily produce easily and install, long service life, the connection place end face of lamp stand and lamp socket adopts the sawtooth of pretension to be fixedly connected, and (promptly two adjacent end faces are zigzag to mode, pretightning force by end face positions direction of rotation, lamp socket is applied external force above pretightning force, can adjust the angle of lamp socket), make street lamp when irradiating angle is regulated, not need tool using.

Below in conjunction with the drawings and specific embodiments the utility model is further described.

Description of drawings

Fig. 1 is the shape assumption diagram of the utility model LED street lamp specific embodiment;

Fig. 2 is the three-dimensional exploded view (do not comprise light-passing board, led circuit plate among the figure, reach the left and right side sealing strip) of Fig. 1;

Fig. 3 is the reversed isometric view of Fig. 2;

Fig. 4 is radiator end face assembling schematic diagram (be equipped with cover plate, lateral layering, light-passing board simultaneously, reach the left and right side sealing strip) embodiment illustrated in fig. 1;

Fig. 5 is the partial enlarged drawing one (comprising radiator, dust cover, outer end sealing strip, outer end clamp plate and trim) of Fig. 2;

Fig. 6 is the partial enlarged drawing two (comprising lamp stand, lamp socket, interior end clamp plate and lamp socket cover plate) of Fig. 2;

Fig. 7 is a radiator end view embodiment illustrated in fig. 1.

Description of reference numerals

1 lamp stand, 11 sawtooth pattern stiff ends

2 lamp sockets, 20 power supply cavitys

21 sawtooth pattern union ends, 22 lamp socket cover plates

23 lamp socket sealing strips

End clamp plate 32 outer end clamp plates in 31

33 left side pressing plates, 34 right side pressing plates

4 radiators, 40 channel shaped cavities

41 dust covers, 411 T type projections

42 fin, 43,44 seal grooves

45 T type grooves, 46 fin

47 screw thread pre-manufactured holes, 412 screw thread pre-manufactured holes

5 trims

51 inner sealing strip 52 outer end sealing strips

53 left side sealing strips, 54 right side sealing strips

6 light-passing boards, 7 led circuit plates

The specific embodiment

In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment the technical solution of the utility model is further introduced and explanation, but be not limited to this.

As shown in Figure 1, the utility model LED street lamp, comprise the radiator 4 that is used for fixing led circuit plate 7 (the led circuit plate is provided with a lot of LED lamp pearls), be provided with several cooling fins 42 above the radiator 4, be provided with the channel shaped cavities 40 that is used for ccontaining led circuit plate 7 below the radiator 4, also comprise the lamp socket 2 that connects with radiator 4 one ends, the trim 5 that connects with radiator 4 other ends, the accent place of channel shaped cavities 40 is connected with light-passing board 6, and channel shaped cavities 40 both sides of radiator 4 are respectively equipped with the left side pressing plate 33 that is used for fixing light-passing board 6, right side pressing plate 34 (left side pressing plate 33, right side pressing plate 34 is fixed on the radiator 4 by screw); Be provided with the LED power circuit (not shown) that electrically connects with led circuit plate 7 in the lamp socket 2.Lamp socket 2 hinge-coupled have lamp stand 1, and lamp stand 1 is fixedly connected with street lamp fixture (such as street lamp bracket or building etc.); Lamp stand 1 is a sawtooth pattern stiff end 11 with the end face that connects of lamp socket 2, lamp socket 2 is a sawtooth pattern union end 21 with the end face that connects of lamp stand 1, comprise that also the link bolt assembly that is used for hinge lamp stand 1 and lamp socket 2 is (not shown, the hinge bolt assembly comprises bolt, nut, and preloading spring or pretension shell fragment).Radiator 4 tops are connected with dust cover 41, are respectively equipped with left side sealing strip 53, right side sealing strip 54 between radiator 4 and left side pressing plate 33, the right side pressing plate 34; The limit, left side of radiator 4, right edge are respectively equipped with the

seal groove

43,44 that is used for ccontaining left side sealing strip 53, right side sealing strip 54.End clamp plate 31 in being provided with between radiator 4 and the lamp socket 2, the inboard of interior end clamp plate 31 is embedded with inner sealing strip 51, is provided with outer end clamp plate 32 between radiator 4 and the trim 5, and the inboard of outer end clamp plate 32 is embedded with outer end sealing strip 52.Lamp socket 2 is provided with the power supply cavity 20 that is used for ccontaining LED power circuit, and the accent place of power supply cavity 20 is provided with lamp socket cover plate 22, between lamp socket 2 and the lamp socket cover plate 22 every being provided with lamp socket sealing strip 23.Be provided with the T type groove 45 that is used to connect dust cover 41 above the radiator 4, dust cover 41 is provided with the T type projection 411 that is embedded in the T type groove 45 (being provided with two, is that dust cover 41 is that end from radiator 4 sticks into during assembling).Side at radiator 4 is provided with fin 46, and radiator 4 is the aluminium section bar of extrusion modling.Connect for ease of installing, extrusion molding has seven screw thread pre-manufactured holes 47 in radiator 4.Wherein each sealing strip adopts silica gel or other material.In order to reach better radiating effect, on fin 42, also be provided with several high spots, also can be more tiny fin.In order to improve the air radiating rate of fin periphery, leave certain space between dust cover 41 wherein and the radiator 4.For draining and dust fall, dust cover 41 is an arch, in order to improve stability, is provided with screw thread pre-manufactured hole 412 in the outside of T type projection 411, and dust cover 41 also is the aluminium section bar that extrusion stretching is shaped.

In the foregoing description, being fixedly connected between each parts based on screw attachment.

As further embodiment of the present utility model, be provided with reflector (accompanying drawing does not illustrate, can be reflector, the reflective aluminium foil of using always or be coated in modes such as reflecting coating in the channel shaped cavities) around can be in channel shaped cavities 40, to improve the brightness of LED street lamp.

In sum, the utility model adopts has the heat radiating material of the radiator of a plurality of fin as the led circuit plate, can have better heat radiating effect, the while good looking appearance, has dustproof, water-proof function after fitted with dust caps plate and the sealing strip again, in addition, this LED street lamp rational in infrastructure, adopt the raw material of aluminium section bar as radiator, easily produce easily and install, long service life, the connection place end face of lamp stand and lamp socket adopt the sawtooth of the pretension mode that is fixedly connected, and make street lamp not need tool using when irradiating angle is regulated.

The above only further specifies technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent embodiment of the present utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.

Claims

1.LED street lamp, comprise the radiator that is used for fixing the led circuit plate, it is characterized in that described radiator above be provided with several cooling fins, be provided with the channel shaped cavities that is used for ccontaining led circuit plate below the radiator, also comprise the lamp socket that connects with radiator one end, the trim that connects with the radiator other end, the accent place of channel shaped cavities is connected with light-passing board, and the channel shaped cavities both sides of radiator are respectively equipped with left side pressing plate, the right side pressing plate that is used for fixing light-passing board; Be provided with the LED power circuit that electrically connects with the led circuit plate in the lamp socket.

2. LED street lamp according to claim 1 is characterized in that described lamp socket hinge-coupled has lamp stand, and described lamp stand and street lamp fixture are fixedly connected; Described lamp stand is the sawtooth pattern stiff end with the end face that connects of lamp socket, and described lamp socket is the sawtooth pattern union end with the end face that connects of lamp stand, also comprises the link bolt assembly that is used for hinge lamp stand and lamp socket.

3. LED street lamp according to claim 2 is characterized in that described radiator top is connected with dust cover, is respectively equipped with left side sealing strip, right side sealing strip between radiator and left side pressing plate, the right side pressing plate; The limit, left side of radiator, right edge are respectively equipped with the seal groove that is used for ccontaining left side sealing strip, right side sealing strip.

4. LED street lamp according to claim 3, it is characterized in that being provided with between described radiator and the lamp socket interior end clamp plate, the inboard of interior end clamp plate is embedded with inner sealing strip, is provided with outer end clamp plate between described radiator and the trim, and the inboard of outer end clamp plate is embedded with the outer end sealing strip.

5. LED street lamp according to claim 4 is characterized in that described lamp socket is provided with the power supply cavity that is used for ccontaining LED power circuit, and the accent place of power supply cavity is provided with the lamp socket cover plate, between lamp socket and the lamp socket cover plate every being provided with the lamp socket sealing strip.

6. LED street lamp according to claim 5 is characterized in that being provided with above the described radiator T type groove that is used to connect dust cover, and described dust cover is provided with the T type projection that is embedded in the T type groove.

7. LED street lamp according to claim 6 is characterized in that described hinge bolt assembly comprises bolt, nut, and preloading spring or pretension shell fragment.

8. LED street lamp according to claim 7, it is characterized in that in the described channel shaped cavities around be provided with reflector.

9. LED street lamp according to claim 8 is characterized in that described radiator is the aluminium section bar of extrusion modling.

10. LED street lamp according to claim 9 is characterized in that the side of described radiator is provided with fin.