CN206572277U - A kind of street illumination LED lamp structure - Google Patents

Abstract

The utility model discloses a municipal lighting LED lamp structure, which belongs to the field of LED lamps. A municipal lighting LED lamp structure, comprising an aluminum ring lamp housing, a glass cover is fixedly installed at one end of the aluminum ring lamp housing, a heat sink is fixedly connected to the other end of the aluminum ring lamp housing, and a heat sink is fixed inside the aluminum ring lamp housing. An LED optical lens and an LED lamp board are installed, and the LED lamp board is fixedly connected with the heat dissipation plate. The outer side of the aluminum ring lamp housing is fixedly covered with a shell, and a ventilator is fixedly installed on the shell, and one end of the ventilator is placed on the In the casing, the other end of the ventilation tube is fixedly connected with a ventilation tube, and the ventilation tube and the ventilation tube communicate with each other, and a blower head is installed on the end of the ventilation tube away from the ventilation tube. It can realize that the hot air in the LED is pumped to the ventilation pipe by the axial fan, and at the same time, the hot air blows through the blower head on the ventilation pipe to the front side of the glass cover, effectively avoiding dust or dust while cooling the LED lamp. Impurities fall on the glass cover.

Description

A municipal lighting LED lamp structure

technical field

The utility model relates to the field of LED lamps, in particular to a municipal lighting LED lamp structure.

Background technique

LED lights have many advantages such as long life, vibration resistance, mercury-free and non-toxic, no electromagnetic pollution, no harmful rays, high luminous efficiency, good initial drive characteristics, reliable operation, and low maintenance and repair workload. LED lamp is a kind of cold light source. Its light-emitting principle is that electrons emit photons directly after recombination without heat process. However, the efficiency of LED lamps in converting electrical energy into light energy is not 100%. Accompanied by heat generation, and add up. If the heat is not fully dissipated, the internal components of the LED lamp will produce mechanical stress due to different thermal expansion coefficients, which can cause the LED lamp to fail. At the same time, the luminous efficiency of the LED lamp will drop sharply as the temperature rises, affecting the overall performance of the LED lamp. In the prior art, there is no technical means to effectively solve the large amount of heat generation of LED lamps. In addition, LED lamps are mostly used outdoors, and dust or impurities are easy to fall on the glass cover, reducing the lighting effect.

Utility model content

1. technical problem to be solved

Aiming at the problem that LED lights in the prior art generate a lot of heat, the heat cannot be dissipated in time, and dust is easy to fall on the glass cover, the purpose of this utility model is to provide a municipal lighting LED light structure, which can realize the heat dissipation effect of LED lights Well, it effectively prevents dust from falling on the glass cover.

2. Technical solution

In order to solve the above problems, the utility model adopts the following technical solutions.

A municipal lighting LED lamp structure, comprising an aluminum ring lamp housing, a glass cover is fixedly installed at one end of the aluminum ring lamp housing, a heat dissipation plate is fixedly connected to the other end of the aluminum ring lamp housing, and a heat sink is fixed inside the aluminum ring lamp housing. An LED optical lens and an LED lamp board are installed, and the LED lamp board is fixedly connected with the heat dissipation plate. The outer side of the aluminum ring lamp housing is fixedly covered with a shell, and a ventilator is fixedly installed on the shell, and one end of the ventilator is placed on the In the casing, the other end of the ventilator is fixedly connected with a ventilation pipe, and the ventilation pipe and the ventilator are connected to each other. The end of the ventilation pipe away from the ventilator is equipped with a blower head, and the air outlet of the blower head is located at the front of the shell. On the side, the ventilator is fixedly connected with a support plate, and an axial flow fan is fixedly installed on the support plate. While the axial flow fan draws the hot air in the LED to the ventilation pipe, the hot air passes through the blower on the ventilation pipe so that The front side of the glass cover is blown through, which effectively prevents dust or impurities from falling on the glass cover while dissipating heat from the LED lamp.

Preferably, a ventilation hole is provided on the rear side of the casing, and when the axial flow fan draws hot air to the LED lamp, the cool air from the outside enters the casing through the ventilation hole to facilitate heat dissipation.

Preferably, a fixing plate is fixedly connected to the housing, and an end of the fixing plate away from the housing is fixedly connected to the ventilation pipe, and the fixing plate plays a role of stabilizing the ventilation pipe.

Preferably, a heat sink is fixedly connected to the side of the heat sink away from the aluminum ring lamp housing, and the heat sink further improves the heat dissipation effect.

Preferably, the axial flow fan is composed of blades, a rotating shaft and a driving motor, the driving end of the driving motor is connected to the rotating shaft, and the blades are fixedly sleeved on the rotating shaft, and the axial flow fan is composed of the blades, the rotating shaft and the driving motor Composition, simple structure.

3. Beneficial effect

Compared with the prior art, the utility model has the advantages of:

(1) This solution draws the hot air in the LED to the ventilation pipe through the axial flow fan, and at the same time, the hot air blows through the blower head on the ventilation pipe to the front side of the glass cover, effectively avoiding the heat dissipation of the LED lamp Dust or foreign matter has settled on the glass cover.

(2) The cool air from the outside enters the casing through the ventilation holes to facilitate heat dissipation.

(3) The fixed plate plays the role of stabilizing the ventilation pipe.

(4) The heat sink further improves the heat dissipation effect.

(5) The axial flow fan is composed of fan blades, a rotating shaft and a driving motor, and has a simple structure.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic cross-sectional structure diagram of the utility model.

Explanation of symbols in the figure:

1. Ventilation pipe, 2. Hair dryer, 3. Aluminum ring lamp shell, 4. Glass cover, 5. Ventilation hole, 6. Shell, 7. Heat sink, 8. Heat sink, 9. Ventilator, 10. Fixed plate , 11. LED optical lens, 12. LED light board, 13. Support plate, 14. Axial flow fan.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention; obviously; the described embodiments are only a part of the embodiments of the present invention; not all implementations example. Based on the embodiments of the present invention; all other embodiments obtained by persons of ordinary skill in the art without creative work; all belong to the scope of protection of the present invention.

Example 1:

Please refer to Figure 1-2, a municipal lighting LED lamp structure, including an aluminum ring lamp housing 3, a glass cover 4 is fixedly installed on one end of the aluminum ring lamp housing 3, and a heat dissipation plate 8 is fixedly connected to the other end of the aluminum ring lamp housing 3, An LED optical lens 11 and an LED lamp board 12 are fixedly installed in the aluminum ring lamp housing 3, and the LED lamp board 12 is fixedly connected with the heat dissipation plate 8, and the side of the heat dissipation plate 8 away from the aluminum ring lamp housing 3 is fixedly connected with a heat sink 7 to dissipate heat. The sheet 7 further improves the heat dissipation effect. The outer side of the aluminum ring lamp housing 3 is fixedly covered with a casing 6, and a ventilator 9 is fixedly installed on the casing 6. One end of the ventilator 9 is placed in the casing 6, and the other end of the ventilator 9 is fixedly connected to a ventilation tube. pipe 1, and the ventilation pipe 1 and the ventilator 9 communicate with each other, and the casing 6 is fixedly connected with a fixed plate 10, and the end of the fixed plate 10 away from the casing 6 is fixedly connected with the ventilation pipe 1, and the fixed plate 10 plays the role of stabilizing the ventilation pipe 1 , the end of the ventilation pipe 1 away from the ventilator 9 is equipped with a blower head 2, the air outlet of the blower head 2 is located on the front side of the casing 6, the ventilator 9 is fixedly connected with a support plate 13, and an axial flow fan is fixedly installed on the support plate 13 14. The axial flow fan 14 is composed of fan blades, a rotating shaft and a driving motor. The driving end of the driving motor is connected to the rotating shaft, and the fan blades are fixedly sleeved on the rotating shaft. The axial flow fan 14 is composed of fan blades, rotating shaft and driving motor. There is a ventilation hole 5 on the rear side of the casing 6. When the axial flow fan 14 draws hot air to the LED lamp, the external cool air enters the casing 6 through the ventilation hole 5 to facilitate heat dissipation. The axial flow fan 14 draws the hot air in the LED to the At the same time as the ventilation pipe 1, the hot air passes through the blower 2 on the ventilation pipe 1 so as to blow over the front side of the glass cover 4, which effectively prevents dust or impurities from falling on the glass cover 4 while dissipating heat from the LED lamp.

Working principle: when the LED lamp is working, the LED lamp board 12 is bright, and the bright light improves the irradiation effect through the function of the LED optical lens 11, so that the light passes through the glass cover 4 for illumination, while the LED lamp board 12 is bright, the axial flow The fan 14 starts, and the heat on the LED lamp board 12 diffuses into the casing 6 through the action of the cooling plate 8 and the cooling fin 7, and the hot air in the casing 6 is sucked into the ventilation pipe 1 under the action of the axial flow fan 14, and thereby Simultaneously, the cool air outside the casing 6 enters the casing 6 through the ventilation hole 5, and the cool air fully contacts with the cooling plate 8 and the cooling fin 7, thereby effectively dissipating heat, and the cool air becomes hot air after passing through the cooling plate 8 and the cooling fin 7 , the hot air is pumped into the ventilation pipe 1 by the axial flow fan 14, so as to circulate and dissipate heat. The air in the ventilation pipe 1 is blown through the front side of the glass cover 4 by the action of the blower head 2, effectively preventing dust or impurities from falling on the glass cover 4, improved lighting effects.

The above; is only a preferred embodiment of the utility model; but the protection scope of the utility model is not limited thereto; any skilled person familiar with the technical field is within the technical scope disclosed in the utility model; according to the utility model Novel technical solutions and their improved concepts are equivalently replaced or changed; all should be covered within the protection scope of the present utility model.

Claims (5)

1. A municipal lighting LED lamp structure, comprising an aluminum ring lamp housing (3), characterized in that: a glass cover (4) is fixedly installed at one end of the aluminum ring lamp housing (3), and the aluminum ring lamp housing (3) ) is fixedly connected with a heat dissipation plate (8), and the LED optical lens (11) and LED light board (12) are fixedly installed in the aluminum ring lamp housing (3), and the LED light board (12) is connected with the heat dissipation The plates (8) are fixedly connected, the outer side of the aluminum ring lamp housing (3) is fixedly covered with a casing (6), and a ventilator (9) is fixedly installed on the casing (6), and one end of the ventilator (9) is placed Inside the shell (6), the other end of the ventilation tube (9) is fixedly connected with a ventilation tube (1), and the ventilation tube (1) and the ventilation tube (9) communicate with each other, and the ventilation tube (1) is away from the ventilation A hair dryer (2) is installed at one end of the barrel (9), the air outlet of the hair dryer (2) is located on the front side of the casing (6), and a support plate (13) is fixedly connected to the ventilator (9). An axial flow fan (14) is fixedly installed on the support plate (13). 2. The LED lamp structure for municipal lighting according to claim 1, characterized in that: ventilation holes (5) are opened on the rear side of the housing (6). 3. A municipal lighting LED lamp structure according to claim 1 or 2, characterized in that: the housing (6) is fixedly connected with a fixing plate (10), and the fixing plate (10) is far away from the housing (6) ) is fixedly connected with the ventilation pipe (1). 4. The municipal lighting LED lamp structure according to claim 1, characterized in that: the side of the heat dissipation plate (8) away from the aluminum ring lamp housing (3) is fixedly connected with a heat dissipation fin (7). 5. A municipal lighting LED lamp structure according to claim 1, characterized in that: the axial flow fan (14) is composed of fan blades, a rotating shaft and a driving motor, and the driving end of the driving motor is connected to the rotating shaft, so that The fan blade is fixedly sleeved on the rotating shaft.