CN214627434U

CN214627434U - LED constant current driving device and LED illuminating lamp

Info

Publication number: CN214627434U
Application number: CN202121223304.6U
Authority: CN
Inventors: 冯军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-11-05
Anticipated expiration: 2031-06-02

Abstract

The utility model relates to the technical field of LED lighting, in particular to an LED constant current driving device and an LED lighting lamp, which comprises a driving device shell and a chip, the chip is positioned in the shell of the driving device, the bottom surface of the chip is fixedly connected with the upper surface of the heat dissipation aluminum plate, the heat-radiating aluminum plate is provided with a plurality of through holes, the bottom surface of the heat-radiating aluminum plate is fixedly connected with a refrigerating wafer, an exhaust fan and a radiator are arranged below the refrigerating wafer, an exhaust fan is arranged above the chip, the shell of the driving device is provided with a base plate layer, in the utility model, by arranging the heat radiation aluminum plate on the bottom surface of the chip, be provided with the refrigeration wafer in heat dissipation aluminum plate's bottom surface, be favorable to being the chip rapid cooling, prevent that the chip high temperature from leading to damaging, the top and the below position of chip are provided with aspiration fan and exhaust fan respectively, are favorable to accelerating the inside air flow speed of drive arrangement shell.

Description

LED constant current driving device and LED illuminating lamp

Technical Field

The utility model relates to a LED lighting technology field specifically is a LED constant current drive arrangement and LED light.

Background

Because the LED is a semiconductor device with sensitive characteristics and has negative temperature characteristics, the LED needs to be stably operated and protected in the application process, so that a driving concept is generated, the requirements of the LED device on a driving power supply are almost strict, the LED can be directly connected with 220V alternating current commercial power unlike a common incandescent bulb, the LED is driven by low voltage of 2-3V, a complex conversion circuit needs to be designed, LED lamps with different purposes need to be provided with different power adapters, the requirements of foreign customers on the efficiency conversion, the effective power, the constant current precision, the power service life and the electromagnetic compatibility of the LED driving power supply in international markets are very high, and the factors need to be comprehensively considered when a good power supply is designed, because the function of the power supply in the whole lamp is more important than that of human heart.

Patent number is CN210662763U and proposes a LED constant current drive device and LED light, has adopted 2835LED support to solve the light source stroboscopic problem as carrier installation constant current driver chip, but the radiating effect is not good enough, leads to the luminous efficacy of LED lamp to reduce easily to LED constant current drive device's shell sun-proof effect is not good enough, exposes for a long time and accelerates the shell ageing outside easily.

Therefore, there is a need for an LED constant current driving device and an LED lighting lamp to improve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED constant current drive arrangement and LED light to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a LED constant current drive arrangement and LED light, includes drive arrangement shell and chip, the chip is located the inside of drive arrangement shell, the bottom surface of chip and heat dissipation aluminum plate's last fixed surface is connected, a plurality of through-hole has been seted up on the heat dissipation aluminum plate, heat dissipation aluminum plate's bottom surface fixedly connected with refrigeration wafer, the below of refrigeration wafer is provided with exhaust fan and radiator, the top of chip is provided with the suction fan, be provided with basic plate layer on the drive arrangement shell, one side on basic plate layer is provided with the porous thermal insulation material layer, the opposite side and the thermal insulation coating fixed connection on porous thermal insulation material layer, one side of thermal insulation coating is provided with waterproof coating, waterproof coating's opposite side is provided with reflective coating.

As the utility model discloses preferred scheme, the quantity of exhaust fan is four, four the exhaust fan is located the four corners top position of radiator respectively, four the first link of the equal fixedly connected with in bottom surface of exhaust fan, the other end of first link and the inside bottom surface fixed connection of drive arrangement shell.

As the utility model discloses preferred scheme, radiator and drive arrangement shell fixed connection, a plurality of second louvre and first louvre have been seted up respectively to the top surface and the bottom surface of drive arrangement shell, the below of radiator is provided with first louvre, the below of first louvre is provided with the second dust guard.

As the utility model discloses preferred scheme, the suction fan is located the inside upper end position of drive arrangement shell, the one end fixed connection of suction fan and second link, the other end of second link and the inside top surface fixed connection of drive arrangement shell, the top of suction fan is provided with a plurality of second louvre.

As the utility model discloses preferred scheme, the first dust guard of fixedly connected with and second dust guard on the drive arrangement shell, first dust guard and second dust guard are located the top surface and the bottom surface position of drive arrangement shell respectively, first dust guard is located the top position of second louvre.

As the utility model discloses preferred scheme, the equal fixedly connected with unable adjustment base in heat dissipation aluminum plate's both ends, unable adjustment base's the other end and the inside bottom surface fixed connection of drive arrangement shell.

As the utility model discloses preferred scheme, the one end fixedly connected with electric wire of chip, the other end of electric wire passes drive arrangement shell and LED lamp fixed connection, chip and LED lamp pass through electric wire electric connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up heat dissipation aluminum plate in the bottom surface of chip, be provided with the refrigeration wafer in heat dissipation aluminum plate's bottom surface, be favorable to for chip rapid cooling, prevent that the chip high temperature from leading to damaging, the top and the below position of chip are provided with aspiration fan and exhaust fan respectively, are favorable to accelerating the inside air flow speed of drive arrangement shell.

2. The utility model discloses in, be favorable to light refraction through the reflective coating who sets up on drive arrangement shell top layer, be favorable to avoiding the drive arrangement shell to receive the insolation just for a long time and lead to ageing, still be provided with porous thermal insulation material layer and thermal insulation coating on the drive arrangement shell, be favorable to avoiding the drive arrangement shell to receive the insolation to lead to high temperature, be favorable to preventing the inside chip of drive arrangement shell from damaging, be favorable to prolonging the life of chip.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;

fig. 3 is a schematic top view of the cross-sectional structure of the present invention;

fig. 4 is a schematic diagram of the plate layer structure of the driving device housing of the present invention.

In the figure: 1. a drive device housing; 2. a chip; 3. a heat dissipation aluminum plate; 4. a through hole; 5. a fixed base; 6. a heat sink; 7. refrigerating the wafer; 8. a first connecting frame; 9. an exhaust fan; 10. a first heat dissipation hole; 11. a second heat dissipation hole; 12. a first dust-proof plate; 13. a second link frame; 14. an air suction fan; 15. a second dust-proof plate; 16. an electric wire; 17. an LED lamp; 18. a base sheet layer; 19. a porous thermal insulation material layer; 20. a thermal barrier coating; 21. a water-resistant coating; 22. a light reflecting coating.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution:

the embodiment, please refer to fig. 1, 2, 3 and 4, an LED constant current driving device and an LED lighting lamp, including a driving device housing 1 and a chip 2, the chip 2 is located inside the driving device housing 1, the bottom surface of the chip 2 is fixedly connected with the upper surface of a heat-dissipating aluminum plate 3, the heat-dissipating aluminum plate 3 is provided with a plurality of through holes 4, the bottom surface of the heat-dissipating aluminum plate 3 is fixedly connected with a refrigerating wafer 7, which is beneficial for rapidly cooling the chip 2 and preventing the chip 2 from being damaged due to overhigh temperature, an exhaust fan 9 and a radiator 6 are arranged below the refrigerating wafer 7, an exhaust fan 14 is arranged above the chip 2, the driving device housing 1 is provided with a base plate layer 18, one side of the base plate layer 18 is provided with a porous heat insulation material layer 19, the other side of the porous heat insulation material layer 19 is fixedly connected with a heat insulation coating 20, one side of the heat insulation coating 20 is provided with a waterproof coating 21, the other side of the waterproof coating 21 is provided with a reflective coating 22, which is beneficial to avoiding high temperature caused by exposure of the driving device shell 1 and preventing the chip 2 inside the driving device shell 1 from being damaged.

In an embodiment, referring to fig. 3, the number of the exhaust fans 9 is four, the four exhaust fans 9 are respectively located above four corners of the heat sink 6, the bottom surfaces of the four exhaust fans 9 are all fixedly connected with the first connecting frame 8, and the other end of the first connecting frame 8 is fixedly connected with the inner bottom surface of the driving device housing 1, so as to facilitate cooling of the cooling chip 7 and prolong the service life of the cooling chip 7.

In an embodiment, referring to fig. 2 and 3, the heat sink 6 is fixedly connected to the driving device housing 1, the top surface and the bottom surface of the driving device housing 1 are respectively provided with a plurality of second heat dissipating holes 11 and first heat dissipating holes 10, the first heat dissipating holes 10 are disposed below the heat sink 6, and the second dust guard 15 is disposed below the first heat dissipating holes 10 to prevent dust from entering the device and causing device damage.

In an embodiment, referring to fig. 2, the suction fan 14 is located at an upper end of the interior of the driving device housing 1, the suction fan 14 is fixedly connected to one end of the second connecting frame 13, the other end of the second connecting frame 13 is fixedly connected to the top surface of the interior of the driving device housing 1, and a plurality of second heat dissipation holes 11 are formed above the suction fan 14, so that the heat dissipation effect of the device is improved.

In an embodiment, referring to fig. 1 and 2, a first dust-proof plate 12 and a second dust-proof plate 15 are fixedly connected to the driving device housing 1, the first dust-proof plate 12 and the second dust-proof plate 15 are respectively located at the top surface and the bottom surface of the driving device housing 1, and the first dust-proof plate 12 is located above the second heat dissipation hole 11, so that dust is prevented from entering the device and being accumulated on the chip 2, and the chip 2 is prevented from being damaged.

In an embodiment, referring to fig. 2, two ends of the heat dissipation aluminum plate 3 are both fixedly connected with the fixing base 5, and the other end of the fixing base 5 is fixedly connected with the inner bottom surface of the driving device housing 1, so as to fix the positions of the heat dissipation aluminum plate 3 and the chip 2.

In an embodiment, referring to fig. 1 and 2, one end of the chip 2 is fixedly connected with an electric wire 16, the other end of the electric wire 16 penetrates through the driving device housing 1 to be fixedly connected with the LED lamp 17, and the chip 2 and the LED lamp 17 are electrically connected through the electric wire 16.

The working principle is as follows: when the LED driving device is used, the LED lamp 17 is controlled by the chip 2 through the wire 16 to illuminate, the chip 2 emits heat when running, the chip 2 is radiated through the refrigerating wafer 7, the damage caused by overhigh temperature of the chip 2 is avoided, the exhaust fan 9 is arranged below the refrigerating wafer 7, the heat radiation of the refrigerating wafer 7 is realized through the exhaust fan 9, the service life of the refrigerating wafer 7 is prolonged, the exhaust fan 14 is arranged above the chip 2, the air flow in the driving device shell 1 is accelerated, the heat radiation speed of the chip 2 is further improved, the second heat radiation hole 11 and the first dust guard 12 are arranged on the top surface of the driving device shell 1, the first heat radiation hole 10 and the second dust guard 15 are arranged on the bottom surface of the driving device shell 1, the dust is prevented from entering the driving device shell 1, the dust is prevented from being accumulated on the chip 2, and the reflecting coating 22 is arranged on the surface layer of the driving device shell 1, and the porous heat insulation material layer 19 and the heat insulation coating 20 are arranged in the sheet material layer of the driving device shell 1, so that the driving device shell 1 is prevented from being exposed to high temperature, and the chip 2 inside the driving device shell 1 is prevented from being damaged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a LED constant current drive arrangement and LED light, includes drive arrangement shell (1) and chip (2), its characterized in that: the chip (2) is positioned inside the driving device shell (1), the bottom surface of the chip (2) is fixedly connected with the upper surface of the heat-radiating aluminum plate (3), a plurality of through holes (4) are arranged on the heat dissipation aluminum plate (3), the bottom surface of the heat dissipation aluminum plate (3) is fixedly connected with a refrigeration wafer (7), an exhaust fan (9) and a radiator (6) are arranged below the refrigerating wafer (7), an air suction fan (14) is arranged above the chip (2), a base plate layer (18) is arranged on the driving device shell (1), one side of the base plate material layer (18) is provided with a porous heat insulation material layer (19), the other side of the porous heat insulation material layer (19) is fixedly connected with the heat insulation coating (20), one side of the heat insulation coating (20) is provided with a waterproof coating (21), and the other side of the waterproof coating (21) is provided with a reflective coating (22).

2. The LED constant-current driving device and the LED illuminating lamp according to claim 1, wherein: the quantity of exhaust fan (9) is four, four exhaust fan (9) are located the four corners top position of radiator (6) respectively, four the equal fixedly connected with first link (8) in bottom surface of exhaust fan (9), the other end of first link (8) and the inside bottom surface fixed connection of drive arrangement shell (1).

3. The LED constant-current driving device and the LED illuminating lamp according to claim 2, wherein: the heat radiator (6) is fixedly connected with the driving device shell (1), a plurality of second heat dissipation holes (11) and first heat dissipation holes (10) are respectively formed in the top surface and the bottom surface of the driving device shell (1), the first heat dissipation holes (10) are formed in the lower portion of the heat radiator (6), and the second dust guard (15) is arranged below the first heat dissipation holes (10).

4. The LED constant-current driving device and the LED illuminating lamp according to claim 3, wherein: the utility model discloses a drive device, including suction fan (14), one end fixed connection of suction fan (14) and second link (13), the other end of second link (13) and the inside top surface fixed connection of drive device shell (1), the top of suction fan (14) is provided with a plurality of second louvre (11).

5. The LED constant-current driving device and the LED illuminating lamp according to claim 1, wherein: the driving device is characterized in that a first dust guard (12) and a second dust guard (15) are fixedly connected to the driving device shell (1), the first dust guard (12) and the second dust guard (15) are respectively located on the top surface and the bottom surface of the driving device shell (1), and the first dust guard (12) is located above the second heat dissipation hole (11).

6. The LED constant-current driving device and the LED illuminating lamp according to claim 5, wherein: the heat dissipation aluminum plate is characterized in that fixing bases (5) are fixedly connected to the two ends of the heat dissipation aluminum plate (3), and the other ends of the fixing bases (5) are fixedly connected with the inner bottom face of the driving device shell (1).

7. The LED constant-current driving device and the LED illuminating lamp according to claim 6, wherein: one end fixedly connected with electric wire (16) of chip (2), the other end of electric wire (16) passes drive arrangement shell (1) and LED lamp (17) fixed connection, chip (2) and LED lamp (17) pass through electric wire (16) electric connection.