CN216384096U

CN216384096U - LED drive power supply with good heat dissipation effect

Info

Publication number: CN216384096U
Application number: CN202122752482.4U
Authority: CN
Inventors: 肖韬
Original assignee: Zhongshan Xiongyuan Lighting Electrical Co ltd
Current assignee: Zhongshan Xiongyuan Lighting Electrical Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-26
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses an LED driving power supply with good heat dissipation effect, which comprises a lower shell and an upper shell buckled on the lower shell, wherein the upper end and the left and right ends of the lower shell are respectively provided with an opening, the lower end of the upper shell is provided with an opening, a heat radiator is arranged in the lower shell and consists of a first U-shaped part and a second U-shaped part which are mutually connected from top to bottom, a driving circuit board is arranged on the lower end surface of the second U-shaped part, a heat dissipation flow channel which is communicated from left to right is formed between the first U-shaped part and the second U-shaped part, vent holes are uniformly distributed on the left and right end surfaces of the upper shell, threading holes are respectively arranged on the left and right end surfaces of the upper shell, namely, the heat generated by the driving circuit board is transferred to the heat radiator, the heat dissipation flow channel is arranged in the heat radiator, the air is internally and externally interacted from the vent holes on the left and right sides, and the heat is taken away through the air flow, realize quick heat dissipation, improve the heat dissipation and guarantee the normal long-range line of product.

Description

LED drive power supply with good heat dissipation effect

Technical Field

The utility model relates to an LED driving power supply with a good heat dissipation effect.

Background

An LED driving power supply is a power converter that converts a power supply into a specific voltage and current to drive an LED to emit light, and generally: the input of the LED driving power source includes high-voltage power-frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), and the like.

When the LEDs are greatly colorful, the LED driving power supply is the most important factor in the development of the LED industry chain, and the service life and the reliability of the LED driving power supply directly influence the service life of the LED light source. When the LED driving power supply is used for a long time with high power, a large amount of heat can be generated, if the heat is not timely discharged out of the driving power supply, the service life of components of the driving power supply can be seriously influenced, and even devices are damaged.

Therefore, an LED driving power supply with good heat dissipation effect is urgently needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the LED driving power supply with good heat dissipation effect.

According to the good LED drive power supply of radiating effect of this purpose design, be in including casing and lock down last casing on the casing, casing upper end and the equal opening setting in both ends about down, go up casing lower extreme opening setting the internal radiator that is equipped with of inferior valve, the radiator comprises first U type spare and the second U type spare of interconnect from top to bottom, install dirver circuit board on the lower terminal surface of second U type spare form about the radiating flow who link up between first U type spare and the second U type spare the equipartition has the ventilation hole on the left and right sides terminal surface of last casing be equipped with the through wires hole on the left and right sides terminal surface of last casing respectively.

Preferably, first radiating fins are uniformly distributed on the lower end face of the first U-shaped part, second radiating fins are uniformly distributed on the upper end face of the second U-shaped part, a vent penetrating downwards and communicated with the radiating flow channel is arranged on the upper end face of the first U-shaped part, and a radiating fan is arranged above the vent.

Preferably, transverse plates are respectively arranged on the inner walls of the front side and the rear side of the lower shell at intervals up and down, an inserting track is formed between the upper transverse plate and the lower transverse plate, inserting tracks are respectively arranged on the side wall surfaces of the left side and the right side of the first U-shaped part, and the inserting tracks are movably inserted into the inserting tracks.

Preferably, the plug rail is sleeved with a U-shaped rubber piece, and the U-shaped rubber piece is embedded in the plug rail.

Preferably, the front side wall and the rear side wall of the lower shell are provided with first threaded holes, the front side wall and the rear side wall of the upper shell are provided with second threaded holes, and when the lower shell is buckled on the lower shell, the second threaded holes and the first threaded holes are connected with first screws together.

Preferably, the second heat dissipating fin is disposed between two first heat dissipating fins.

The radiator has the advantages of simple and reasonable structure, good radiating effect and capability of quickly taking away heat by air, compared with the prior art, the radiator consists of a first U-shaped part and a second U-shaped part which are mutually connected from top to bottom, a driving circuit board is arranged on the lower end surface of the second U-shaped part, a radiating flow channel which is communicated from left to right is formed between the first U-shaped part and the second U-shaped part, the left and right end surfaces of the upper shell are uniformly provided with vent holes, the left and right end surfaces of the upper shell are respectively provided with threading holes, namely, the heat generated by the driving circuit board is transmitted to the radiator, the radiator is internally provided with the radiating flow channel, the air is interacted from the vent holes on the left and right sides, the heat is taken away by air flow, the quick radiating is realized, and the radiating is improved so as to ensure the normal long-distance running of the product.

Drawings

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a second schematic perspective view of the present invention;

fig. 6 is a third schematic perspective view of the present invention.

Detailed Description

The utility model is further described with reference to the following figures and examples.

Referring to fig. 1 to 6, an LED driving power supply with good heat dissipation effect includes a lower housing 20 and an upper housing 10 fastened to the lower housing 20, the upper end and the left and right ends of the lower housing 20 are open, the lower end of the upper housing 10 is open, a heat sink 30 is disposed in the lower housing 20, the heat sink 30 is composed of a first U-shaped member 310 and a second U-shaped member 320 which are connected to each other from top to bottom, a driving circuit board 40 is mounted on the lower end surface of the second U-shaped member 320, a heat dissipation flow channel 330 which is through from left to right is formed between the first U-shaped member 310 and the second U-shaped member 320, ventilation holes 130 are uniformly distributed on the left and right end surfaces of the upper housing 10, threading holes 120 are respectively disposed on the left and right end surfaces of the upper housing 10, that is, heat generated by the driving circuit board is transferred to the heat sink, and a heat dissipation channel is disposed in the heat sink, the air realizes the inside and outside interaction from the ventilation hole of left and right sides, takes away the heat through the air flow, realizes quick heat dissipation, improves the heat dissipation and in order to guarantee the normal long-range line of product.

Referring to fig. 1 to 6, specifically, first heat dissipation fins 311 are uniformly distributed on the lower end surface of the first U-shaped member 310, second heat dissipation fins 321 are uniformly distributed on the upper end surface of the second U-shaped member 320, a vent 340 penetrating downwards and communicating with the heat dissipation flow channel 330 is arranged on the upper end surface of the first U-shaped member 310, and a heat dissipation fan is installed above the vent 340.

Radiator fan installs on the up end of first U type spare 310, this is also its reason that sets up for the U type of first U type spare exactly, the mounted position that can provide for radiator fan, the setting that runs through about simultaneously, can guarantee the circulation of air, that is, radiator fan can drive the air downflow of the first U type spare left and right sides, enter into heat dissipation runner 330 through vent 340, and when being located heat dissipation runner's first radiator fin and second radiator fin and lieing in air contact, the heat can be taken away in the air flow, realize quick heat dissipation, finally, the air flows out from the ventilation hole of the heat dissipation flow left and right sides.

Referring to fig. 4, specifically, transverse plates 201 are respectively arranged on the inner walls of the front and rear sides of the lower housing 20 at intervals up and down, an insertion rail is formed between the upper and lower transverse plates 201, insertion rails 313 are respectively arranged on the side walls of the left and right sides of the first U-shaped member 310, the insertion rails 313 are movably inserted into the insertion rails, and the assembly is performed in an insertion manner, so that the assembly efficiency is improved compared with the fixing manner of the existing screws, and the production cost can be saved.

Referring to fig. 4, further, the plug rail 313 is sleeved with a U-shaped rubber 312, and the U-shaped rubber 312 is embedded in the plug rail, so that the stability of plug can be ensured, and the problem of shaking during use can be avoided.

Referring to fig. 2, first screw holes 210 are formed in front and rear side wall surfaces of the lower case 20, second screw holes 110 are formed in front and rear side wall surfaces of the upper case 10, and when the lower case 20 is fastened to the lower case 20, first screws are connected to the second screw holes 110 and the first screw holes 210.

Referring to fig. 3, the second heat dissipation fins 321 are disposed between the two first heat dissipation fins 311.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a LED drive power supply that radiating effect is good which characterized in that: including casing (20) and lock down last casing (10) on casing (20) down, casing (20) upper end is in and is controlled the equal opening setting in both ends down, go up casing (10) lower extreme opening setting be equipped with radiator (30) in casing (20) down, radiator (30) comprise first U type spare (310) and second U type spare (320) of interconnect from top to bottom, install dirver circuit board (40) on the lower terminal surface of second U type spare (320) form heat dissipation runner (330) that link up from left to right between first U type spare (310) and the second U type spare (320) the equipartition has ventilation hole (130) on the left and right sides terminal surface of going up casing (10) be equipped with through wires hole (120) on the left and right sides terminal surface of going up casing (10) respectively.

2. The LED driving power supply with good heat dissipation effect as claimed in claim 1, wherein: evenly distributed has first radiating fin (311) on the lower terminal surface of first U type spare (310) evenly distributed has second radiating fin (321) on the up end of second U type spare (320) be equipped with on the up end of first U type spare (310) downwards run through with vent (340) that heat dissipation runner (330) communicate, radiator fan is installed to vent (340) top.

3. The LED driving power supply with good heat dissipation effect as claimed in claim 1, wherein: transverse plates (201) are respectively arranged on the inner walls of the front side and the rear side of the lower shell (20) at intervals up and down, an inserting track is formed between the upper transverse plate and the lower transverse plate (201), inserting rails (313) are respectively arranged on the side wall surfaces of the left side and the right side of the first U-shaped part (310), and the inserting rails (313) are movably inserted into the inserting tracks.

4. The LED driving power supply with good heat dissipation effect as claimed in claim 3, wherein: insert rail (313) cover and be equipped with U type rubber spare (312), U type rubber spare (312) embedding is in insert in the track.

5. The LED driving power supply with good heat dissipation effect according to any one of claims 1 to 4, wherein: the front side wall and the rear side wall of the lower shell (20) are provided with first threaded holes (210), the front side wall and the rear side wall of the upper shell (10) are provided with second threaded holes (110), and the lower shell (20) is buckled on the lower shell (20) when the second threaded holes (110) and the first threaded holes (210) are internally and jointly connected with first screws.

6. The LED driving power supply with good heat dissipation effect as claimed in claim 2, wherein: the second heat dissipation fin (321) is disposed between the two first heat dissipation fins (311).