LED spotlight capable of dissipating heat efficiently

Abstract

The utility model provides an efficient heat dissipation LED spotlight, which belongs to the field of LED spotlights and comprises a first shell, a spotlight body is mounted on the inner wall of the first shell, a second shell is mounted on the first shell, a plurality of limiting components are mounted on the first shell, and a heat dissipation component is mounted on the second shell. Heat generated by the spotlight body is conducted to the heat conducting fins, the heat pipe rapidly transfers the heat to the heat dissipation fins, then the ventilator starts to work, hot air in the second shell is exhausted, external air enters the second shell through the heat dissipation holes, heat exchange is accelerated in a directional mode through forced airflow, the heat dissipation effect is better, and heat dissipation efficiency is improved. And the spotlight body can be maintained by splitting the second shell and the first shell, the portability of the device is improved, meanwhile, the ventilator and the supporting frame are detachable, a user can conveniently clean dust in the second shell and dust on the heat dissipation fins, and the heat dissipation efficiency of the device is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED spotlight technical field especially relates to a high -efficient heat dissipation's LED spotlight. BACKGROUND

[0002] At present, with the development and maturity of high -power LED technology, the performance demand of LED for lighting is increasing, and LED can directly and efficiently convert electric energy into visible light, usually, LED spotlight needs to be heat dissipated to obtain higher light efficiency and longer life.

[0003] The utility model discloses a high -efficient heat dissipation's LED spotlight structure, it includes two first LED spotlight respectively located the both sides of connecting seat, two second LED spotlight set up between two first LED spotlight, the inside middle of first LED spotlight is provided with the integrally formed first vent, and the inside of second LED spotlight is provided with the integrally formed second vent, the outer surface of connecting seat is provided with the integrally formed heat dissipation hole, the position of first vent corresponds with the position of second vent. Through the first vent and second vent of intercommunication, the airflow in the LED spotlight can circulate, the air flow rate is fast, the low-temperature air is driven to contact the surface of first LED spotlight and second LED spotlight, so that the heat dissipation efficiency can be improved, and the structure is simple, integrated, convenient for long -term use. But it depends on the passive convection formed by the environment natural airflow and the temperature difference between inside and outside of equipment, and the heat is taken away through the free flow of air, when the device is placed in a closed equipment or a static wind environment, the heat dissipation effect is poor, thereby the device is damaged easily. SUMMARY

[0004] In view of the deficiencies in the prior art, the utility model provides a high -efficient heat dissipation's LED spotlight.

[0005] The embodiment of the utility model provides a high -efficient heat dissipation's LED spotlight, including:

[0006] The first shell is installed with the spotlight body in the first shell inner wall, the second shell is installed on the first shell, a plurality of limiting components are installed on the first shell, the heat dissipation assembly is installed on the second shell, the heat dissipation assembly includes the heat conduction sheet fixedly connected in the second shell inner wall, a plurality of placing grooves are opened on the heat conduction sheet, the exhaust port is opened on the second shell, a plurality of heat pipes are equipped in a plurality of placing grooves, the heat dissipation metal block is installed on the heat pipe, a plurality of heat dissipation fins are fixedly connected on the heat dissipation metal block, the support frame is fixedly connected on the heat dissipation metal block side wall, a plurality of first bolts are penetrated through the support frame, a plurality of first bolts are all screwly connected on the second shell, the air exchange fan is installed on the second shell, a plurality of heat dissipation holes are opened on the second shell.

[0007] Further, the limiting assembly comprises a sliding groove opened on the first shell, a plurality of springs are fixedly connected to the inner wall of the sliding groove, a moving plate is slidably connected in the sliding groove, the moving plate is fixedly connected to the plurality of springs, a limiting block is fixedly connected to the moving plate, a limiting groove is opened in the side wall of the second shell, the limiting block and the limiting groove are matched, a pull rod is slidably penetrated on the first shell, and one end of the pull rod is fixedly connected to the moving plate.

[0008] Further, a plurality of second bolts are penetrated on the air exchange fan, and the plurality of second bolts are threadedly connected to the second shell.

[0009] Further, a fixing rod is installed on the outer wall of the first shell, and a plurality of fixing holes are opened on the fixing rod.

[0010] Further, a pulling block is fixedly connected to the pull rod, and an anti-skid line is arranged on the pulling block.

[0011] Further, heat-conducting silicon grease is coated between the heat-conducting sheet and the spotlight body.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] 1, the heat generated by the spotlight body is conducted to the heat-conducting sheet, the heat pipe rapidly transfers the heat to the heat dissipation fins, then the air exchange fan starts to work, the hot air in the second shell is discharged, the external gas enters through the heat dissipation holes, the heat exchange is accelerated through forced airflow orientation, the heat dissipation efficiency is higher, and the heat dissipation effect is better.

[0014] 2, the user pulls the pulling block, so that the limiting block is moved out of the limiting groove, that is, the second shell and the first shell are disassembled, the user can maintain the spotlight body in the first shell, and the portability of the device is improved.

[0015] 3, the air exchange fan and the support frame can be disassembled, the user can clean the dust on the inside of the second shell and the heat dissipation fins, and the heat dissipation efficiency of the device is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structure three-dimensional schematic view of the high-efficiency heat dissipation LED spotlight in the embodiment of the utility model.

[0017] Fig. 2 It is a structure three-dimensional explosion view of the high-efficiency heat dissipation LED spotlight in the embodiment of the utility model.

[0018] Fig. 3 It is a three-dimensional sectional view of the high-efficiency heat dissipation LED spotlight in the embodiment of the utility model.

[0019] In the above figure: 1 first shell, 2 shot light body, 3 second shell, 4 heat conduction sheet, 5 heat pipe, 6 heat dissipation fin, 7 support frame, 8 ventilation fan, 9 heat dissipation hole, 10 sliding groove, 11 spring, 12 limit block, 13 limit groove, 14 second bolt, 15 fixed rod, 16 push block. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model is further explained below in combination with the drawings and examples.

[0021] As Figs. 1-3 shown in the utility model embodiment, an efficient heat dissipation LED shot light is provided, which comprises:

[0022] The first shell 1 is provided with a fixed rod 15 on the outer wall, a plurality of fixing holes are formed in the fixed rod 15, the device can be fixed and installed at a specified position by using a fixing screw to pass through the fixing hole, the shot light body 2 is installed on the inner wall of the first shell 1, the shot light body 2 is composed of an LED light source, a constant current driver and an optical lens according to the prior art, the electron and hole in the PN junction recombine to release photons, and the light-emitting color is determined by the semiconductor energy gap; the white light is realized by converting the blue light chip and the fluorescent powder, the brightness is enhanced with the increase of the forward current, so that the constant current driving avoids overheating damage, which will not be described here, the second shell 3 is installed on the first shell 1, a plurality of limiting assemblies are installed on the first shell 1, and a heat dissipation assembly is installed on the second shell 3;

[0023] The heat dissipation assembly comprises a heat conduction sheet 4 fixedly connected to the inner wall of the second shell 3, the heat conduction sheet 4 and the shot light body 2 are coated with heat-conducting silicone grease, the air gap of the contact surface between the heat conduction sheet 4 and the shot light body 2 is reduced, the heat conduction efficiency is improved, a plurality of placing grooves are formed in the heat conduction sheet 4, an exhaust port is formed in the second shell 3, a heat pipe 5 is arranged in the plurality of placing grooves, a heat dissipation metal block is installed on the heat pipe 5, a plurality of heat dissipation fins 6 are fixedly connected to the heat dissipation metal block, the heat pipe 5 contains volatile liquid, the heat is quickly transferred from the base to the heat dissipation fins 6 by using phase change, heat dissipation is realized, the support frame 7 is fixedly connected to the side wall of the heat dissipation metal block, a plurality of first bolts are penetrated through the support frame 7, the plurality of first bolts are threadedly connected to the second shell 3, the ventilation fan 8 is installed on the second shell 3, the ventilation fan 8 is the prior art, the air in the second shell 3 is discharged by rotating the fan blade, which will not be described here, a plurality of heat dissipation holes 9 are formed in the second shell 3, a plurality of second bolts 14 are penetrated through the ventilation fan 8, and the plurality of second bolts 14 are threadedly connected to the second shell 3;

[0024] The limiting assembly comprises a sliding groove 10 opened on the first shell 1, a plurality of springs 11 fixedly connected to the inner wall of the sliding groove 10, a moving plate slidably connected in the sliding groove 10, the moving plate being fixedly connected to the plurality of springs 11, a limiting block 12 fixedly connected to the moving plate, a limiting groove 13 opened on the side wall of the second shell 3, the limiting block 12 and the limiting groove 13 being matched, the limiting block 12 being wedge-shaped, a pull rod slidingly penetrating through the first shell 1, one end of the pull rod being fixedly connected to the moving plate, a pushing block 16 fixedly connected to the pull rod, and anti-skid lines being arranged on the pushing block 16, so as to facilitate the user to pull the pull rod and improve the portability of the device.

[0025] The detailed working process of the utility model is as follows:

[0026] When the spotlight body 2 starts to work, the spotlight body 2 conducts the heat generated to the heat conduction sheet 4, the heat on the heat conduction sheet 4 is rapidly transmitted to the heat dissipation fin 6 through the heat pipe 5, at the same time, the air exchange fan 8 starts to work, the hot air in the second shell 3 is discharged, and the outside air enters through the heat dissipation hole 9, so that the air exchange in the second shell 3 is realized, the forced air flow directional acceleration heat exchange is realized, the heat dissipation efficiency is higher, and the heat dissipation effect is better.

[0027] Finally, it is pointed out that the above examples are only used to illustrate the technical scheme of the utility model and are not limited, although the utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently without departing from the purpose and scope of the technical scheme of the utility model, which should be covered in the claim range of the utility model.

Claims

1. A high-efficiency heat dissipation LED spotlight, characterized in that, include: A first housing (1) is fitted with a spotlight body (2) on its inner wall. A second housing (3) is fitted on the first housing (1). Multiple limiting components are fitted on the first housing (1). A heat dissipation component is fitted on the second housing (3). The heat dissipation component includes a heat-conducting plate (4) fixedly connected to the inner wall of the second housing (3). Multiple placement slots are opened on the heat-conducting plate (4). An exhaust port is opened on the second housing (3). Heat pipes (5) are provided in the multiple placement slots. A heat dissipation metal block is fitted on the heat pipe (5). Multiple heat dissipation fins (6) are fixedly connected on the heat dissipation metal block. A support frame (7) is fixedly connected to the side wall of the heat dissipation metal block. Multiple first bolts pass through the support frame (7). The multiple first bolts are threaded onto the second housing (3). An ventilation fan (8) is fitted on the second housing (3). Multiple heat dissipation holes (9) are opened on the second housing (3).

2. The high-efficiency heat dissipation LED spotlight according to claim 1, characterized in that: The limiting component includes a sliding groove (10) on the first housing (1), a plurality of springs (11) are fixedly connected to the inner wall of the sliding groove (10), a movable plate is slidably connected in the sliding groove (10), the movable plate is fixedly connected to the plurality of springs (11), a limiting block (12) is fixedly connected to the movable plate, a limiting groove (13) is opened on the side wall of the second housing (3), the limiting block (12) and the limiting groove (13) are matched, a pull rod is slidably passed through the first housing (1), and one end of the pull rod is fixedly connected to the movable plate.

3. The high-efficiency heat dissipation LED spotlight according to claim 1, characterized in that: The ventilation fan (8) has multiple second bolts (14) running through it, and the multiple second bolts (14) are all threaded onto the second housing (3).

4. The high-efficiency heat dissipation LED spotlight according to claim 1, characterized in that: A fixing rod (15) is installed on the outer wall of the first housing (1), and the fixing rod (15) has multiple fixing holes.

5. The high-efficiency heat dissipation LED spotlight according to claim 2, characterized in that: A toggle block (16) is fixedly connected to the pull rod, and the toggle block (16) is provided with anti-slip texture.

6. The high-efficiency heat dissipation LED spotlight according to claim 1, characterized in that: Thermal grease is applied between the heat-conducting sheet (4) and the spotlight body (2).

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