CN207230336U - A heat dissipation structure of an LED industrial and mining lamp - Google Patents

Abstract

The utility model discloses a heat radiation structure of L ED industrial and mining lamp, including the radiator, be provided with continuous drive power supply and controller in the radiator, from extend a plurality of interval arrangement's radiating fin down on the bottom surface of radiator, form the heat dissipation wind channel between adjacent radiating fin, the reflector, the upper end of reflector links together with the lower extreme of both sides radiating fin, L ED aluminium base board, L ED aluminium base board is fixed on a plurality of radiating fin's bottom surface, L ED aluminium base board pass through the electric wire with drive power supply links to each other, the printing opacity cover is arranged in the top of reflector and cover and locate outside L ED aluminium base board, radiator fan and temperature sensor arrange in a plurality of radiating fin's front end or rear end, radiator fan with temperature sensor links to each other with the controller respectively, its heat dispersion is better.

Description

A heat dissipation structure of an LED industrial and mining lamp

technical field

The utility model relates to a heat dissipation structure of an LED industrial and mining lamp, which belongs to the technical field of lighting fixtures.

Background technique

Industrial and mining lamps are lamps used in the production and operation areas of factories and mines. In addition to various lighting lamps used in the usual environment, high bay lights also have explosion-proof lights and anti-corrosion lights used in special environments, and high bay lights are used in some large high-rise buildings.

In related technologies, the use of LED industrial and mining lights has gradually become popular. However, among the existing LED high bay lights, the heat dissipation performance of LED high bay lights is poor, especially the heat generated by the LED aluminum substrate during work is difficult to dissipate, which easily affects the stability and reliability of the LED aluminum substrate. , and will shorten the service life of the LED aluminum substrate.

Utility model content

The main purpose of the utility model is to overcome the disadvantages of the above-mentioned background technology, and provide a heat dissipation structure of an LED industrial and mining lamp, which has better heat dissipation performance.

The above-mentioned purpose is achieved through the following technical solutions:

A heat dissipation structure of an LED high bay lamp, comprising:

The radiator, the radiator adopts a hollow structure, and a connected drive power supply and a controller are arranged in the radiator, and a plurality of cooling fins arranged at intervals are extended downward from the bottom surface of the radiator, and adjacent A heat dissipation air channel with a front opening and a rear opening is formed between the heat dissipation fins;

A reflector, the reflector is in the shape of a flying saucer, and the upper end of the reflector is connected with the lower ends of the cooling fins on both sides;

LED aluminum substrates, the LED aluminum substrates are fixed on the bottom surfaces of several heat dissipation fins, and the LED aluminum substrates are connected to the drive power supply through wires;

A light-transmitting cover, the light-transmitting cover is placed in the top of the reflector and is set outside the LED aluminum substrate, and the top of the light-transmitting cover is connected with the bottom of the heat dissipation fin;

A heat dissipation fan and a temperature sensor, the heat dissipation fan and the temperature sensor are placed at the front end or rear end of several heat dissipation fins, the air outlet of the heat dissipation fan faces the heat dissipation air duct, and the heat dissipation fan and the temperature sensor The temperature sensors are respectively connected with the controller, and when the temperature sensor detects that the temperature in the cooling air duct is higher than the preset threshold, the controller will control the cooling fan to start working, when the temperature sensor detects When the temperature in the cooling air duct is lower than a preset threshold, the controller will control the cooling fan to stop working.

In some embodiments, the upper end of the reflector and the lower ends of the cooling fins on both sides are locked together by screws.

In some embodiments, the LED aluminum substrate includes a circuit board and a plurality of LED lamp beads arranged on the circuit board.

In some embodiments, a lamp cap connected to the driving power supply is provided on the upper end of the heat sink, and the lamp cap adopts a threaded lamp cap or a buckle cap.

In some embodiments, both the heat sink and the reflector are made of metal, and the light-transmitting cover is made of PC material.

In some embodiments, the inner surface of the reflector is coated with a reflective coating.

The technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects:

1. The LED industrial and mining lamp of the present utility model has a relatively simple overall structure and good heat dissipation performance, which can timely and effectively export the heat generated by the LED aluminum substrate during the working process, thereby ensuring the stability of the LED aluminum substrate. Performance and reliability, to a certain extent, can prolong the service life of LED aluminum substrate.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure.

Description of drawings

Fig. 1 is the structural representation of LED high bay lamp in the embodiment;

Fig. 2 is a schematic circuit diagram of the LED high bay light in the embodiment.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Embodiment 1: As shown in Figure 1 and Figure 2, this embodiment is a heat dissipation structure for LED high bay lights, including:

Radiator 1, the radiator 1 adopts a hollow structure, a connected driving power supply and a controller are arranged in the radiator 1, and a plurality of cooling fins arranged at intervals extend downward from the bottom surface of the radiator 1 100, forming a heat dissipation air duct 101 with a front opening and a rear opening between adjacent heat dissipation fins 100;

A reflector 2, the reflector 2 is in the shape of a flying saucer, and the upper end of the reflector 2 is connected with the lower ends of the heat dissipation fins 100 on both sides;

LED aluminum substrate 3, the LED aluminum substrate 3 is fixed on the bottom surface of several heat dissipation fins 100, and the LED aluminum substrate 3 is connected to the driving power supply through wires;

A light-transmitting cover 4, the light-transmitting cover 4 is placed in the top of the reflector 2 and covered outside the LED aluminum substrate 3, the top of the light-transmitting cover 4 and the bottom of the heat dissipation fins 100 connected;

A heat dissipation fan and a temperature sensor, the heat dissipation fan and the temperature sensor are placed at the front or rear ends of several heat dissipation fins 100, the air outlet of the heat dissipation fan faces the heat dissipation air duct 101, and the heat dissipation fan The temperature sensors are respectively connected to the controller, and when the temperature sensor detects that the temperature in the cooling air duct 101 is higher than a preset threshold, the controller will control the cooling fan to start working, when the When the temperature sensor detects that the temperature in the cooling air duct 101 is lower than a preset threshold, the controller will control the cooling fan to stop working.

The LED industrial and mining lamp of this embodiment has a relatively simple overall structure and good heat dissipation performance, and can timely and effectively export the heat generated by the LED aluminum substrate 3 during the working process, thereby ensuring the stability of the LED aluminum substrate 3. Performance and reliability, to a certain extent, can prolong the service life of LED aluminum substrate 3. In addition, due to the intelligent heat dissipation method, the heat dissipation effect is better and relatively more power-saving.

Preferably, the upper end of the reflector 2 and the lower ends of the cooling fins 100 on both sides are locked together by screws, the structure is simple, and the installation of the reflector 2 is relatively simple and reliable.

Preferably, the LED aluminum substrate 3 includes a circuit board and a plurality of LED lamp beads arranged on the circuit board.

Further, the upper end of the radiator 1 is provided with a lamp base 5 connected to the driving power supply, and the lamp base 5 adopts a threaded lamp base or a buckle lamp base, so as to facilitate the installation and use of the LED high bay lamp.

Preferably, both the heat sink 1 and the reflector 2 are made of metal, which can effectively improve the heat dissipation performance of the LED high bay lamp, and the light-transmitting cover is made of PC material, and its cost is relatively low , and better light transmission

Preferably, the inner surface of the reflector 2 is coated with a reflective coating, so as to effectively improve the light reflection efficiency of the reflector 2, and further improve the lighting brightness of the LED high bay lamp.

What have been described above are only some embodiments of the present utility model. For those skilled in the art, without departing from the inventive concept of the present utility model, some modifications and improvements can be made, and these all belong to the protection scope of the present utility model.

Claims (6)

1. A kind of 1. radiator structure of LED bay light, it is characterised in that including：

   Radiator, the radiator use hollow structure, connected driving power and control are provided with the radiator Device, down extends some spaced radiating fins from the bottom surface of the radiator, in the adjacent radiating fin Between form the heat dissipation wind channel with front opening and open rearward end；

   Reflector, the reflector are in UFO shape, and the lower end of the upper end of the reflector and the radiating fin of both sides connects Together；

   LED aluminum base plate, the LED aluminum base plate are fixed on the bottom surface of some radiating fins, and the LED aluminum base plate passes through electricity Line is connected with the driving power；

   Diffuser, the diffuser are placed in the top of the reflector and cover at outside the LED aluminum base plate, the printing opacity The top of cover and the bottom of the radiating fin link together；

   Radiator fan and temperature sensor, the radiator fan and the temperature sensor are placed in some radiating fins Front end or rear end, the outlet air surface of the radiator fan passes towards the heat dissipation wind channel, the radiator fan with the temperature Sensor is connected with the controller respectively, when the temperature that the temperature sensor is detected in heat dissipation wind channel is higher than predetermined threshold value When, the controller will control the radiator fan to start work, and the temperature in heat dissipation wind channel is detected when the temperature sensor When degree is less than predetermined threshold value, the controller will control the radiator fan to be stopped.
2. A kind of 2. radiator structure of LED bay light according to claim 1, it is characterised in that the upper end of the reflector Between the lower end of the radiating fin of both sides by screw locking together with.
3. 3. the radiator structure of a kind of LED bay light according to claim 1, it is characterised in that the LED aluminum base plate includes Wiring board and the plurality of LEDs lamp bead on the wiring board.
4. 4. the radiator structure of a kind of LED bay light according to claim 1,2 or 3, it is characterised in that in the radiator Upper end is equipped with the lamp cap being connected with the driving power, and the lamp cap uses screwed socket or buckle lamp holder.
5. A kind of 5. radiator structure of LED bay light according to claim 1,2 or 3, it is characterised in that the radiator with And the reflector is made of metal, the diffuser is made of PC materials.
6. 6. the radiator structure of a kind of LED bay light according to claim 1,2 or 3, it is characterised in that in the reflector Inner surface be coated with reflecting coating.