CN202349741U - LED (Light Emitting Diode) street lamp illumination unit and LED street lamp - Google Patents

Abstract

The utility model discloses an LED (Light Emitting Diode) street lamp illumination unit and an LED street lamp. The LED street lamp illumination unit comprises a housing, a mounting board, an LED lamp body and a distribution board. The housing is provided with a mounting groove in which the mounting board is fixed; the mounting board is provided with mounting bosses arranged in sequence along the longitudinal direction of the mounting board; the LED lamp body is arranged on the mounting boss; the distribution board is fixed on the housing, covers the mounting groove, is provided with a through hole on the position corresponding to the mounting boss and extends out of the wall surface from the edge of the through hole toward the direction of the LED lamp body; and a distribution surface is a hill-like curved surface, extends along the direction parallel to the distribution board and is fixedly connected with the wall surface. According to the utility model, the hill-like curved surface is used as the distribution surface so that light ray emitted from the LED lamp body can be diffused to a wider area through the distribution surface. The utility model also provides an LED street lamp with the LED street lamp illumination unit, which has a wide light emitting surface and low improvement cost.

Description

A kind of LED street lighting unit and LED street lamp

Technical field

The utility model relates to lighting apparatus, relates in particular to a kind of LED street lighting unit and LED street lamp.

Background technology

The LED street lamp is a semi-conductor lighting lamp, as light source, because of it is a kind of solid-state cold light source, has characteristics such as environment friendly and pollution-free, little power consumption, light efficiency is high, the life-span is long, the LED street lamp made from light emitting diode.Quickening along with Urbanization in China; Advantages such as the LED street lamp is luminous with orientation, power consumption is low, drive characteristic good, response speed is fast, shock resistance is high, long service life, environmental protection enter into gradually people the visual field, become the energy-conserving light source of new generation that at present has most alternative conventional light source advantage in the world; Therefore, the LED street lamp will become the optimal selection that roadway illumination and energy saving is transformed.

Yet in the existing market, the LED street lamp is compared with common street lamp, has the narrow defective of light-emitting area, thereby has influenced being widely used of LED street lamp.In addition, in practical application, the desired intensity of illumination of actual environment is changeable, and is different during mostly with LED street lamp initial design, and there is the high problem of improvement cost in the LED street lamp of existing structure.

The utility model content

The utility model provides a kind of LED street lighting of luminous face width unit.

In order to achieve the above object, the utility model adopts following technical scheme:

A kind of LED street lighting unit comprises shell, installing plate, LED lamp body, luminous intensity distribution plate, wherein,

Said shell has mounting groove, and said installing plate is fixed in the said mounting groove;

Said installing plate has the installation base that sets gradually along said installing plate longitudinal direction, and said LED lamp body is arranged on the said installation base;

Said luminous intensity distribution plate is fixed on the said shell, covers said mounting groove, and said luminous intensity distribution plate has through hole with said installation base corresponding position, and extends wall from the edge of through hole to said LED lamp body direction;

Said luminous intensity distribution face is a massif shape curved surface, and said luminous intensity distribution face is whole to be fixedly connected along the direction extension that is parallel to said luminous intensity distribution plate and with said wall.

Further, said luminous intensity distribution mask body is:

The center of the longitudinal direction of the said luminous intensity distribution plate in the edge of said luminous intensity distribution face has the convexity away from said LED lamp body direction;

The center of the horizontal direction of the said luminous intensity distribution plate in the edge of said luminous intensity distribution face has the depression towards said LED lamp body direction;

The curved surface radian of the said relatively convexity of curved surface radian of said depression relaxes.

Further, said through hole is the quadrangle through hole.

Further, said wall has thickness, and the shape of cross section of said wall is a right-angled trapezium.

Further, the convexity of said luminous intensity distribution face is corresponding with the position of said LED lamp body.

Further, said shell has fin at the back side of the bottom of said mounting groove.

Further, be provided with sealing strip between said shell and the said luminous intensity distribution plate.

Further, the power of said LED lamp body is 0.5-5W.

Further, the quantity of said LED lamp body is 10-20.

The utility model also provides a kind of luminous face width and the low LED street lamp of improvement cost, comprises mounting cup and aforesaid LED street lighting unit, wherein

The two ends of the longitudinal direction of the said installing plate of said LED street lighting unit have mounting ear, have installing hole on the said mounting ear;

Said LED street lighting unit is fixedly mounted on the said mounting cup through said mounting ear and installing hole side by side.

The LED street lighting unit of the utility model, the curved surface that adopts the massif shape make the light of LED lamp body emission to be dissipated into broader zone through this luminous intensity distribution face as the luminous intensity distribution face; The LED street lamp of the utility model has been optimized new LED street lamp technical scheme through the modularized design of using LED street lighting unit; Can realize the employed LED street lighting of increase and decrease street lamp unit at low cost in ground, convenient actual environment according to use is transformed lamp post structure.

Description of drawings

Fig. 1 is the structural representation of shell of the LED street lighting unit of the utility model;

Fig. 2 is shell and the structural representation of installing plate of the LED street lighting unit of the utility model;

Fig. 3 is the plan structure sketch map of installing plate of the LED street lighting unit of the utility model;

Fig. 4 is the side structure sketch map of installing plate of the LED street lighting unit of the utility model;

Fig. 5 and 6 is the structural representation of luminous intensity distribution plate of the LED street lighting unit of the utility model;

Fig. 7 is the structural representation after the LED street lighting unit assembling of the utility model is accomplished;

Fig. 8 and 9 is the structural representation with LED street lighting unit of fin.

The specific embodiment

For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Specific embodiment described herein is only in order to explaining the utility model, but and is not used in qualification the utility model.

Shown in Fig. 1-7, the utility model provides a kind of LED street lighting unit, comprises shell 1, installing plate 3, LED lamp body (not shown), luminous intensity distribution plate 5, and wherein, shell has mounting groove 2, and installing plate 3 is fixed in the mounting groove 2; Installing plate 3 has the installation base 4 that sets gradually along the installing plate longitudinal direction, and the LED lamp body is arranged on the installation base 4; Luminous intensity distribution plate 5 is fixed on the shell 1, covers mounting groove 2, and luminous intensity distribution plate 5 has through hole 6 with installation base 4 corresponding positions, and extends wall 7 from the edge of through hole 6 to LED lamp body direction; Luminous intensity distribution face (not shown) is a massif shape curved surface, and the luminous intensity distribution face is whole to be fixedly connected along the direction extension that is parallel to luminous intensity distribution plate 5 and with wall 7.

The LED street lighting unit of the utility model, the curved surface that adopts the massif shape make the light of LED lamp body emission to be dissipated into wideer zone through this luminous intensity distribution face, thereby can illuminate wideer zone as the luminous intensity distribution face.

For the light that makes the LED lamp body scatters to wideer zone more equably, the luminous intensity distribution mask body of the utility model is: the center along the longitudinal direction of luminous intensity distribution plate 5 of luminous intensity distribution face has the convexity away from LED lamp body direction; The center along the horizontal direction of luminous intensity distribution plate 5 of luminous intensity distribution face has the depression towards LED lamp body direction; The protruding relatively curved surface radian of the curved surface radian of depression relaxes.

As a preferred embodiment, the through hole 6 on the luminous intensity distribution plate 5 of the utility model can be the quadrangle through hole.Further, wall 7 has thickness, and the shape of cross section of wall 7 can be right-angled trapezium.It is vertical preferably can the medial surface of wall 7 to be configured to luminous intensity distribution plate 5, and lateral surface is set to.

Further, as a preferred embodiment, in order to utilize the luminous intensity distribution area scattering more fully, the convexity of the luminous intensity distribution face of the utility model is corresponding with the position of said LED lamp body.

Though the LED lamp body is a cold light source; But a plurality of LED lamp bodies work long hours and still can send a lot of heats, and LED lamp body operate as normal is kept in LED street lighting unit heat radiation for ease; The shell 1 of the utility model has fin 8 at the opposite side of mounting groove 2, shown in Fig. 8 and 9.

In order to make the working environment of LED lamp body not receive the interference of extraneous dust or cold humid air etc., be provided with the sealing strip (not shown) between shell 1 of the utility model and the luminous intensity distribution plate 5.

According to different street lamp application demands, the power of the LED lamp body of the utility model can be 0.5-5W, and as preferred embodiment, the power of LED lamp body can be 1W.

Further, according to different street lamp application demands, the quantity of the LED lamp body of LED street lighting unit is 10-20, and as preferred embodiment, the quantity of LED lamp body is 16.

The utility model also provides a kind of LED street lamp, comprises mounting cup (not shown) and aforesaid LED street lighting unit, and wherein, the two ends of the longitudinal direction of the shell of LED street lighting unit have mounting ear 9, have installing hole 10 on the mounting ear 9; LED street lighting unit is fixedly mounted on the mounting cup through mounting ear 9 and installing hole 10 side by side.

The LED street lamp of the utility model has been optimized new LED street lamp technical scheme through the modularized design of using LED street lighting unit; Can realize the employed LED street lighting of increase and decrease street lamp unit at low cost in ground, convenient actual environment according to use is transformed lamp post structure.

As preferred embodiment, 3-9 LED street lighting unit can be installed in the mounting cup of the utility model side by side, use preferred 5 as a street lamp.

Certainly, later for ease expansion repacking, the mounting cup of the utility model can also be reserved 1-2 LED street lighting unit installing space.

Though the LED street lamp of the utility model is to design to street lamp, according to actual conditions, this LED street lamp can be used as lighting source, is used for various environment with equal illumination demand.

The preferred embodiment that the above is merely the utility model is not the practical range that is used for limiting the utility model; If do not break away from the spirit and the scope of the utility model, the utility model is made amendment or is equal to replacement, all should be encompassed in the middle of the protection domain of the utility model claim.

Claims (10)

1. a LED street lighting unit is characterized in that, comprises shell, installing plate, LED lamp body, luminous intensity distribution plate, wherein,

Said shell has mounting groove, and said installing plate is fixed in the said mounting groove;

Said installing plate has the installation base that sets gradually along said installing plate longitudinal direction, and said LED lamp body is arranged on the said installation base;

Said luminous intensity distribution plate is fixed on the said shell, covers said mounting groove, and said luminous intensity distribution plate has through hole with said installation base corresponding position, and extends wall from the edge of through hole to said LED lamp body direction;

The luminous intensity distribution face is whole to be fixedly connected along the direction extension that is parallel to said luminous intensity distribution plate and with said wall.

2. LED street lighting according to claim 1 unit is characterized in that, said luminous intensity distribution mask body is:

The center of the longitudinal direction of the said luminous intensity distribution plate in the edge of said luminous intensity distribution face has the convexity away from said LED lamp body direction;

The center of the horizontal direction of the said luminous intensity distribution plate in the edge of said luminous intensity distribution face has the depression towards said LED lamp body direction;

The curved surface radian of the said relatively convexity of curved surface radian of said depression relaxes.

3. LED street lighting according to claim 1 unit is characterized in that said through hole is the quadrangle through hole.

4. LED street lighting according to claim 3 unit is characterized in that said wall has thickness, and the shape of cross section of said wall is a right-angled trapezium.

5. LED street lighting according to claim 2 unit is characterized in that the convexity of said luminous intensity distribution face is corresponding with the position of said LED lamp body.

6. LED street lighting according to claim 1 unit is characterized in that said shell has fin at the back side of the bottom of said mounting groove.

7. LED street lighting according to claim 1 unit is characterized in that, is provided with sealing strip between said shell and the said luminous intensity distribution plate.

8. according to any described LED street lighting of claim unit among the claim 1-7, it is characterized in that the power of said LED lamp body is 0.5-5W.

9. according to any described LED street lighting of claim unit among the claim 1-7, the quantity of said LED lamp body is 10-20.

10. a LED street lamp is characterized in that, comprises mounting cup and like any described LED street lighting of claim unit among the claim 1-9, wherein

The two ends of the longitudinal direction of the said installing plate of said LED street lighting unit have mounting ear, have installing hole on the said mounting ear;

Said LED street lighting unit is fixedly mounted on the said mounting cup through said mounting ear and installing hole side by side.

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