CN211649999U

CN211649999U - High-power LED traffic signal lamp

Info

Publication number: CN211649999U
Application number: CN202020647478.4U
Authority: CN
Inventors: 柴政; 喻红达; 柴俊鹏
Original assignee: Hangzhou Junzhixiang Electronic Technology Co ltd
Current assignee: Hangzhou Junzhixiang Electronic Technology Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-10-09
Anticipated expiration: 2030-04-26

Abstract

The utility model provides a high-power LED traffic signal lamp, including the back lid, the bottom central authorities of back lid are equipped with the installation through-hole, be equipped with the radiator on the installation through-hole, the radiator top is equipped with aluminium base board, the surface subsides of aluminium base board are equipped with the high-power paster LED of a plurality of, put on the high-power paster LED and be equipped with optical lens, the bottom of aluminium base board is equipped with light emitting source, the top of back lid is equipped with luminous face guard, the interior survey of luminous face guard is equipped with fresnel lens, the back lid is equipped with the sealing washer with luminous face guard's junction. Compared with the prior art, the high-power surface mounted LED is adopted, the luminosity of the light-emitting surface is more uniform, and the luminous intensity is obviously improved; an advanced SMT automatic processing mode is adopted, so that the processing quality is obviously improved; the bottom of the rear cover is provided with a mounting through hole, so that heat dissipation is facilitated; due to the design of the limiting ring, the sealing ring can be prevented from deviating in the using process, and the sealing performance between the rear cover and the light-emitting surface value is improved.

Description

High-power LED traffic signal lamp

[ technical field ] A method for producing a semiconductor device

The utility model relates to a traffic signal lamp technical field, in particular to high-power LED traffic signal lamp.

[ background of the invention ]

The LED light source has the advantages of low power consumption, high luminous efficiency and long service life, and is widely used for traffic signal lamps. The LED light source adopted by the existing traffic signal lamp has small power, so that the luminosity of the light-emitting surface is not uniform enough, and the luminous intensity is not enough; and the part adopts the traffic signal lamp of high-power LED light source, owing to adopt traditional manual processing mode, its processingquality is lacked to some extent, and inside its radiator is installed in the back lid mostly to influence the radiating effect, the sealing washer also only overlaps between back lid and the luminous face guard and establishes, along with the increase of live time, the skew can take place for the sealing washer, thereby influences sealed effect.

[ Utility model ] content

An object of the utility model is to provide a high-power LED traffic signal lamp to overcome the light-emitting surface luminosity of the low-power LED traffic signal lamp in the prior art not enough even, luminous intensity is not enough and all technical problems such as lack of high-power LED traffic signal lamp processingquality, heat dissipation and leakproofness are not enough.

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

the application discloses a high-power LED traffic signal lamp, which comprises a rear cover, a Fresnel lens, a light-emitting mask, a radiator, an aluminum substrate, a high-power patch LED, a switching power supply, an optical lens and a sealing ring, wherein an installation through hole is formed in the center of the bottom of the rear cover, the radiator is arranged on the installation through hole, the aluminum substrate is arranged above the radiator, a plurality of high-power patch LEDs are arranged on the surface of the aluminum substrate in a sticking manner, the optical lens is arranged on the high-power patch LED in a putting manner, the switching power supply is arranged at the bottom of the aluminum substrate, a pin wire of the switching power supply penetrates through the radiator and is positioned on the outer side of the rear cover, the light-emitting mask is arranged at the top of the rear cover, the Fresnel lens is arranged on the inner side of the light-emitting mask, the flat surface of, and a sealing ring is arranged at the joint of the rear cover and the luminous mask.

Preferably, the optical lens is provided with a plurality of lens bulges, the lens bulges correspond to the high-power patch LEDs one by one, and the lens bulges are positioned right above the high-power patch LEDs.

Preferably, the inner diameter of the mounting through hole is matched with the outer diameter of the radiator, a limiting hole is formed in the bottom of the mounting through hole, and the inner diameter of the limiting hole is smaller than that of the mounting through hole.

Preferably, the upper end of the rear cover is provided with a connecting inner ring, the middle part of the outer side of the connecting inner ring is provided with a connecting ring, the lower end of the luminous mask is provided with a connecting outer ring, the middle part of the inner side of the connecting outer ring is provided with a connecting groove, the connecting ring and the connecting groove are matched in structure, and the connecting outer ring and the connecting inner ring are matched in structure.

Preferably, the outer side of the upper end of the rear cover is provided with a limiting ring, and the upper part of the limiting ring is connected with the bottom of the sealing ring.

The utility model has the advantages that: compared with the prior art, the utility model provides a pair of high-power LED traffic signal lamp, it is rational in infrastructure:

(1) compared with the traditional low-power LED signal lamp, the high-power surface-mounted LED signal lamp has the advantages that the luminosity of the light emitting surface is more uniform, and the luminous intensity is obviously improved;

(2) the traditional manual processing mode is eliminated in the processing mode, and the advanced SMT automatic processing mode is adopted, so that the processing quality of the product is obviously improved;

(3) the bottom of the rear cover is provided with a mounting through hole, and the radiator is arranged on the mounting through hole, so that the rear end surface of the radiator is positioned and exposed outside the rear cover, the heat dissipation is facilitated, and the radiator can be prevented from falling off due to the design of the limiting hole;

(4) the design of connecting the inner ring, connecting the outer ring, connecting the circle and spread groove for back lid and luminous face guard are inseparabler in being connected, and the sealing washer can be avoided taking place the skew in the use to the design of spacing ring, has improved the leakproofness between back lid and the luminous face value.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a schematic structural diagram of a high-power LED traffic signal lamp of the present invention;

FIG. 2 is a schematic structural view of the junction between the rear cover and the light-emitting mask

In the figure: 1-rear cover, 11-mounting through hole, 12-limiting hole, 13-connecting inner ring, 14-connecting ring, 15-limiting ring, 2-Fresnel lens, 3-luminous mask, 31-connecting outer ring, 4-radiator, 5-aluminum substrate, 6-high-power patch LED, 7-switching power supply, 71-pin wire, 8-optical lens, 81-lens bulge and 9-sealing ring.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 to 2, an embodiment of the present invention provides a high power LED traffic signal lamp, including a rear cover 1, a fresnel lens 2, a light emitting cover 3, a heat sink 4, an aluminum substrate 5, a high power patch LED6, a switching power supply 7, an optical lens 8 and a sealing ring 9, wherein a mounting through hole 11 is formed in the center of the bottom of the rear cover 1, the heat sink 4 is disposed on the mounting through hole 11, the aluminum substrate 5 is disposed above the heat sink 4, a plurality of high power patches LED6 are attached to the surface of the aluminum substrate 5, the optical lens 8 is disposed on the high power patches LED6, the switching power supply 7 is disposed at the bottom of the aluminum substrate 5, a pin 71 of the switching power supply 7 passes through the heat sink 4 and is located at the outer side of the rear cover 1, the light emitting cover 3 is disposed at the top of the rear cover 1, the fresnel lens 2 is disposed at the inner side of the light emitting cover 3, and the flat surface, the Fresnel lens 2 is provided with a convex surface opposite to the inner wall of the luminous mask 3, and a sealing ring 9 is arranged at the joint of the rear cover 1 and the luminous mask 3.

The optical lens 8 is provided with a plurality of lens protrusions 81, the lens protrusions 81 correspond to the high-power patch LEDs 6 one by one, and the lens protrusions 81 are located right above the high-power patch LEDs 6.

The inner diameter of the installation through hole 11 is matched with the outer diameter of the radiator 4, a limiting hole 12 is arranged at the bottom of the installation through hole 11, and the inner diameter of the limiting hole 12 is smaller than the inner diameter of the installation through hole 11.

The upper end of the rear cover 1 is provided with a connecting inner ring 13, the middle part of the outer side of the connecting inner ring 13 is provided with a connecting ring 14, the lower end of the luminous mask 3 is provided with a connecting outer ring 31, the middle part of the inner side of the connecting outer ring 31 is provided with a connecting groove, the connecting ring 14 is matched with the connecting groove, and the connecting outer ring 31 is matched with the connecting inner ring 13. The outer side of the upper end of the rear cover 1 is provided with a limiting ring 15, and the upper part of the limiting ring 15 is connected with the bottom of the sealing ring 9.

The utility model discloses the working process:

in the working process of the high-power LED traffic signal lamp, light rays emitted by the high-power surface-mounted LED6 are converged into light beams with corresponding included angles under the action of the optical lens 8, the light beams are converged into annular parallel light through the Fresnel lens 2 and then emitted out through the light-emitting mask 3, so that the luminosity of a light-emitting surface is more uniform, and the luminous intensity is obviously improved; the heat generated by the high-power patch LED6 during operation can be quickly dissipated through the aluminum substrate 5 and the heat sink 4.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. A high-power LED traffic signal lamp is characterized in that: the LED lamp comprises a rear cover (1), Fresnel lenses (2), a light-emitting mask (3), a radiator (4), an aluminum substrate (5), high-power patch LEDs (6), a switching power supply (7), optical lenses (8) and a sealing ring (9), wherein a mounting through hole (11) is formed in the center of the bottom of the rear cover (1), the radiator (4) is arranged on the mounting through hole (11), the aluminum substrate (5) is arranged above the radiator (4), the high-power patch LEDs (6) are mounted on the surface of the aluminum substrate (5), the optical lenses (8) are arranged on the high-power patch LEDs (6), the switching power supply (7) is arranged at the bottom of the aluminum substrate (5), pin wires (71) of the switching power supply (7) penetrate through the radiator (4) and are located on the outer side of the rear cover (1), the light-emitting mask (3) is arranged at the top of the rear cover (1, the inner side of the light-emitting mask (3) is provided with a Fresnel lens (2), the flat surface of the Fresnel lens (2) is opposite to the optical lens (8), the surface of the Fresnel lens (2) with the bulge is opposite to the inner wall of the light-emitting mask (3), and a sealing ring (9) is arranged at the joint of the rear cover (1) and the light-emitting mask (3).

2. The high power LED traffic signal as recited in claim 1, wherein: the optical lens (8) is provided with a plurality of lens bulges (81), the lens bulges (81) correspond to the high-power surface mount LEDs (6) one by one, and the lens bulges (81) are positioned right above the high-power surface mount LEDs (6).

3. The high power LED traffic signal as recited in claim 1, wherein: the inner diameter of the mounting through hole (11) is matched with the outer diameter of the radiator (4), a limiting hole (12) is formed in the bottom of the mounting through hole (11), and the inner diameter of the limiting hole (12) is smaller than that of the mounting through hole (11).

4. The high power LED traffic signal as recited in claim 1, wherein: the upper end of back lid (1) is equipped with connects inner ring (13), the outside middle part of connecting inner ring (13) is equipped with coupling ring (14), the lower extreme of luminous face guard (3) is equipped with connects outer ring (31), the inboard middle part of connecting outer ring (31) is equipped with the spread groove, coupling ring (14) agrees with each other with the structure of spread groove, the structure of connecting outer ring (31) and being connected inner ring (13) agrees with each other.

5. The high power LED traffic signal as recited in claim 1, wherein: the outer side of the upper end of the rear cover (1) is provided with a limiting ring (15), and the upper part of the limiting ring (15) is connected with the bottom of the sealing ring (9).