CN205480815U - Heat radiator for integrated high -power LED lamp - Google Patents

Abstract

The utility model relates to a heat dissipation device for an integrated high-power LED lamp, comprising a casing, a light guide lens assembly, a light emitting board, a heat dissipation groove, a heat dissipation fan, an air inlet groove, a switching power supply and a driving circuit board; the light emitting board and the driving circuit The boards are electrically connected, and the switching power supply supplies power to the light-emitting board, cooling fan and drive circuit board; the light guide lens assembly, lighting board, heat sink, cooling fan and rear cover fixing plate are connected and fixed in sequence from left to right In the casing; the air inlet slot, switching power supply and driving circuit board are all fixed in the casing, and the air inlet slot, switching power supply and driving circuit board are all located below the light guide lens assembly, and the switching power supply and driving circuit board They are all located on the right side of the air inlet slot; the luminescent board is electrically connected with the driving circuit board. The utility model has the advantage that through the structural design of the heat dissipation component of the device, the problem of heat dissipation of multiple components can be solved by a fan.

Description

A cooling device integrating high-power LED lamps

technical field

The utility model relates to a heat dissipation device, in particular to a heat dissipation device integrating a high-power LED lamp.

Background technique

LED (Light Emitting Diode) is also called light emitting diode. Its basic structure is a piece of electroluminescent semiconductor material, a solid-state semiconductor device that can directly convert electricity into light. Put it on a shelf with leads, and then seal it with epoxy resin around it to protect the inner core wire, so the LED has good shock resistance. Due to the advantages of long life and environmental protection, LED lights are widely used.

Most high-power LED lamps have multiple components, or have multiple LED lamp beads distributed in different positions. The lamp needs multiple heat sinks to deal with the heat dissipation problems in different positions. The increase of components in the LED lamp not only increases the size of the LED The volume of the lamp is not enough energy saving and environmental protection.

Utility model content

In view of the above technical problems, the purpose of this utility model is to provide a heat dissipation device for integrated high-power LED lamps, which can simultaneously solve the heat dissipation of multiple components through a fan.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a heat dissipation device for integrated high-power LED lamps, including a housing, a light guide lens assembly, a light emitting board, a heat dissipation groove, a heat dissipation fan, an air intake groove, a switching power supply and The driving circuit board; the luminous board is electrically connected to the driving circuit board, and the switching power supply supplies power to the luminous board, the cooling fan and the driving circuit board; the light guide lens assembly, the luminous board, the heat sink, the cooling fan and The rear cover fixing plate is sequentially connected and fixed in the casing from left to right; the air inlet slot, switching power supply and driving circuit board are all fixed in the casing, and the air inlet slot, switching power supply and driving circuit board are all located in the light guide lens assembly Below, the switching power supply and the drive circuit board are located on the right of the air intake slot; the light emitting board is electrically connected to the drive circuit board, and the power supply supplies power to the light emitting board, cooling fan and drive circuit board.

Preferably, the shell includes an upper shell and a lower shell, and the upper shell and the lower shell are connected and fixed to form a shell; the upper shell is provided with an upper air outlet corresponding to the position of the heat dissipation groove, and the lower shell is provided with a lower air outlet corresponding to the position of the heat dissipation groove. air outlet. Setting two upper and lower air outlets can make the hot air be discharged more evenly without causing excessive local heat.

Preferably, it also includes shock-absorbing nails, and the heat dissipation groove and the heat-dissipating fan are clamped and fixed by the shock-absorbing nails. The shock-absorbing nail can reduce the noise generated by the cooling fan when it is working, so that the device can be used in some occasions that require low-decibel sound.

Preferably, the shock-absorbing nails are soft rubber nails.

Preferably, the number of the shock-absorbing nails is four.

Preferably, the heat dissipation groove is an aluminum heat dissipation groove.

The utility model has the following beneficial effects: through the structural design of the heat dissipation component of the device, the problem of heat dissipation of multiple components can be solved by one fan.

Description of drawings

Fig. 1 is a structural schematic diagram 1 of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 2 is the structural schematic diagram 2 of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 3 is an explosion diagram 1 of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 4 is an exploded view 2 of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 5 is an exploded view three of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 6 is a partial structural schematic diagram of the heat dissipation device of the integrated high-power LED lamp of the present invention;

Fig. 7 is the structural representation of the heat dissipation fan and the heat dissipation groove of the utility model;

Fig. 8 is a structural schematic diagram of the shock-absorbing nail of the present invention.

In the figure, 00, lower shell; 01, upper shell; 10, air inlet; 11, lens group; 12, light guide; 13, luminous plate; 14, cooling groove; 15, cooling fan; 150, shock-absorbing nail; 16. Rear cover fixing plate; 17. Rear cover group; 20. Lower air outlet; 21. Upper air outlet; 23. Air intake slot; 24. Switching power supply; 25. Drive circuit board.

detailed description

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

A heat dissipation device integrating high-power LED lamps, as shown in Figures 1 to 7, comprising a housing, a light guide lens assembly, a rear cover group 17, a light emitting board 13, a heat dissipation groove 14, a heat dissipation fan 15, and a rear cover fixing plate 16 , air intake slot 23, switching power supply 24 and drive circuit board 25.

The luminescent board 13, the heat dissipation fan 15 and the driving circuit board 25 are all electrically connected with the switching power supply 24, and the switching power supply 24 supplies power for the luminescent board 13, the cooling fan 15 and the driving circuit board 25; sexual connection.

For the convenience of description, the left and right directions are consistent with the directions in Fig. 1, the left end of the housing is provided with a left opening, and the right end is provided with a right opening, and the rear cover group 17 is fixed on the right opening of the housing and closes the right opening of the housing; The light guide lens assembly, luminescent plate 13, heat sink 14, heat dissipation fan 15 and rear cover fixing plate 16 are sequentially connected and fixed in the housing from left to right; the light guide lens assembly includes a lens group 11 and a light guide member 12 , the lens group 11 is connected and fixed with the left end of the light guide 12; one side of the luminous plate 13 is fixed on the right end of the light guide 12, and the other side of the luminous plate 13 is fixed on the left side of the heat sink 14; the left side of the heat dissipation fan 15 is connected with the heat dissipation The right side of the groove 14 is fixedly connected, and the back cover fixed plate 16 is fixed on the right side of the cooling fan 15; The rear cover group 17 includes a rear cover and a display, and the display is fixed on the rear cover; the rear cover fixing plate 16 fixes the display on the rear cover; the display is electrically connected with the drive circuit board 25, and the switch A power supply 24 powers the display.

The luminous plate 13 is connected with the heat dissipation groove 14, and the heat generated by the luminescent plate 13 during operation will be conducted to the heat dissipation groove 14; the heat dissipation groove 14 is an aluminum heat dissipation groove.

The casing includes an upper casing 01 and a lower casing 00, the upper casing 01 and the lower casing 00 are connected and fixed to form a casing; the air inlet slot 23, the switching power supply 24 and the drive circuit board 25 are fixed in the lower casing 00, and the inlet The air slot 23, the switching power supply 24 and the driving circuit board 25 are all fixed below the light guide lens assembly; the switching power supply 24 and the driving circuit board 25 are all fixed on the right side of the air inlet slot 23; in this embodiment, the switch The power supply 24 is located on the right side of the air inlet slot 23 , and the drive circuit board 25 is located above the switching power supply 24 .

The lower shell 00 is provided with an air inlet 10 corresponding to the position of the air inlet groove 23, and the outer shell is provided with an air outlet corresponding to the position of the heat dissipation groove 14; preferably, the position of the lower shell 00 corresponding to the position of the heat dissipation groove 14 is A lower air outlet 20 is provided; an upper air outlet 21 is provided on the upper shell 01 corresponding to the position of the cooling groove 14 .

When the utility model is working, the cooling fan 15 is designed at the position of the back cover in the housing. When the cooling fan 15 is started, according to the principle of air flow, the air enters the housing through the air inlet 10 and the air inlet slot 23, and then passes through the switching power supply 24, Drive circuit board 25, light-emitting board 13 and heat sink 14, and finally the heated air is discharged through upper air outlet 21 and lower air outlet 20; described switching power supply 24 and driving circuit board 25 are all low heat components. As shown in Figures 1 to 2, air enters from direction A, and heated air is discharged from directions B and C.

The advantage of the practical heat dissipation structure is that, by guiding gradual heat dissipation, one fan simultaneously solves the heat dissipation of the switching power supply 24, the driving circuit board 25 and the light emitting board 13, which is energy-saving and environmentally friendly.

In addition, the utility model also includes shock-absorbing nails 150, the heat dissipation fan 15 and the cooling groove 14 are clamped and fixed by the shock-absorbing nails 150, the shock-absorbing nails 150 are soft rubber nails, and the number of shock-absorbing nails 150 is four, which are respectively fixed on The four corners of the cooling fan 15; when the cooling fan 15 is working, the shock-absorbing nails 150 can effectively reduce the noise generated by the vibration of the cooling fan 15. .

For those skilled in the art, various other corresponding changes and modifications can be made according to the technical solutions and ideas described above, and all these changes and modifications should fall within the protection scope of the claims of the present invention .

Claims (6)

1. A cooling device for integrated high-power LED lamps, characterized in that it includes a housing, a light guide lens assembly, a light emitting board, a heat dissipation groove, a heat dissipation fan, an air inlet groove, a switching power supply and a drive circuit board; the light emitting board and The driving circuit board is electrically connected, and the switching power supply supplies power to the light emitting board, cooling fan and driving circuit board; the light guide lens assembly, light emitting board, heat sink, cooling fan and rear cover fixing plate are in order from left to right The connection is fixed in the shell; the air intake slot, switching power supply and drive circuit board are all fixed in the shell, and the air intake slot, switching power supply and drive circuit board are all located under the light guide lens assembly, the switching power supply and drive The circuit boards are all located on the right of the air inlet slot; the housing is provided with an air inlet corresponding to the position of the air inlet slot, and the housing is provided with an air outlet corresponding to the position of the heat dissipation slot. 2. The heat dissipation device for integrated high-power LED lamps according to claim 1, wherein the housing includes an upper shell and a lower shell, and the upper shell and the lower shell are connected and fixed to form a shell; The upper air outlet corresponds to the position of the slot, and the lower shell is provided with a lower air outlet corresponding to the position of the heat dissipation slot. 3 . The heat dissipation device for integrated high-power LED lamps according to claim 1 , further comprising shock-absorbing nails, and the heat-dissipating groove and the heat-dissipating fan are clamped and fixed by the shock-absorbing nails. 4 . 4. The heat dissipation device for integrated high-power LED lamps according to claim 3, wherein the shock-absorbing nails are soft rubber nails. 5. The heat dissipation device for integrating high-power LED lamps according to claim 3, wherein the number of the shock-absorbing nails is four. 6. The heat dissipation device for integrated high-power LED lamps according to claim 1, wherein the heat dissipation groove is an aluminum heat dissipation groove.