TWM486005U - Heat dissipation lamp device - Google Patents

Description

Heat sink device

The present invention relates to a heat sink device, and more particularly to a heat sink device capable of arbitrarily replacing a number or size of heat sink fins.

Based on "energy saving and carbon reduction" is the most important issue in the world to reduce global warming. How to save electricity and save consumables is a key goal of industrial technology. For this reason, with the rapid development and maturity of Light Emitting Diode (LED) technology, it has small size, long service life, low power consumption, low heat generation, high brightness, fast start-up rate, and color. Rich in materials and more environmentally friendly, it is suitable for mass production, high reliability, and easy to be used in accordance with the needs of the application. Coupled with the technological breakthroughs in luminous intensity in recent years, LED has gradually been applied to lighting equipment, and gradually replaced traditional tungsten filament bulbs, fluorescent lamps and power-saving bulbs to become the mainstream market in the future. However, as the number of LED lighting units increases, during a long period of use, the temperature will increase cumulatively, causing damage to the LED lighting unit, and the heat dissipation problem faced is particularly prominent.

Continuing with the existing LED bulb structure, most of the heat dissipation fins are used to surround a plurality of thin fins, and a plurality of fins are processed on the heat conducting base to improve the light emitting diodes. The heat dissipation effect; however, for different power LEDs, the heat generated is different, and the effect is not the same for using a fixed number of heat sink fins. Therefore, for example, a small wattage LED bulb uses a heat conduction pedestal with such a large number of fins, which increases the manufacturing cost, while a large wattage LED bulb has insufficient heat dissipation unless a specific wattage of LED bulb is provided during processing. The production of the number of fins makes the processing more complicated, which is not only unfavorable for production and processing, high cost, and practically limited by the type of LED bulbs; therefore, how to improve the heat dissipation effect and application flexibility of LED bulbs is urgent solved problem.

In view of this, the present invention proposes a heat sink device to effectively overcome the above problems in view of the above-mentioned lack of prior art.

The main purpose of this creation is to provide a heat-dissipating lamp device which utilizes a special structural design of the mounting component and the heat-dissipating fins, and can not only freely replace the heat-dissipating fins to apply the light-emitting diode lamp with different wattage output, and can also dissipate heat. The effect is optimized, and the fins of different colors can be exchanged according to the preference, which has the effect of being aesthetically pleasing, which can enhance the consumers' willingness to use, and can respond to the environmental protection requirements of energy saving and carbon reduction, and has a market competitive advantage.

The secondary purpose of the present invention is to provide a heat-dissipating lamp device, which is easy to assemble on a conventional electric lighting product, and can directly replace the use of a conventional light bulb, and can solve the problems of power consumption, high temperature, short service life and high price of the conventional light bulb. .

For the above purposes, the present invention provides a heat sink device comprising a conductive lamp holder, a hollow ring, a plurality of V-shaped fins and a lamp cover. The conductive lamp holder is provided with a light-emitting circuit and at least one light-emitting diode component electrically connected to the lighting circuit, and the lighting circuit transmits the power provided by the conductive lamp holder to drive the light-emitting diode component to emit light; the hollow ring is sleeved on the light-emitting diode On the conductive lamp holder, a plurality of card slot pairs are arranged on the outer ring of the hollow ring; a plurality of V-shaped heat sink fins can be respectively installed in the pair of card slots, and protrude from the upper edge of the hollow ring, and each heat sink fin Two sides are extended on both sides And a fitting groove is provided. When assembling, the two engaging portions can be correspondingly placed in the card slot pair in the upper to the lower direction. When the drawing is performed, the two engaging portions can be inserted from the card slot from the bottom to the top. The bottom edge of the lamp cover is fixed in the fitting groove embedded in the heat dissipation fin, and is located on the hollow ring, and the light source of the light emitting diode element can be emitted through the lamp cover.

10‧‧‧ Conductive lamp holder

12‧‧‧ hollow ring

122, 122’‧‧‧ card slot pairs

14‧‧‧V type heat sink fins

142, 142’‧‧‧ Included

144‧‧‧ fitting slot

146‧‧‧ openings

16‧‧‧shade

18‧‧‧Lighting circuit

20‧‧‧Lighting diode components

The first picture is a schematic diagram of the structure of the creation.

Figure 2 is an exploded view of the creation.

The third picture shows the structure of the V-type heat sink fin of the creation.

Figure 4 is a schematic diagram of another structure of the creation.

Please also refer to Figure 1, Figure 2 and Figure 3 for the structure diagram of the creation, the exploded view of the creation and the structure of the V-type fins of the creation. The heat sink device comprises a conductive lamp holder 10, a hollow ring 12, a plurality of V-shaped fins 14 and a lamp cover 16. The light-emitting lamp base 10 is provided with a light-emitting circuit 18 and at least one light-emitting diode element 20 electrically connected to the lighting circuit 18, so that the heat-dissipating lamp device can be detached and detached in order to facilitate the user to use the lamp holder of the conventional lighting device. The lamp holder is used to directly replace the conventional light bulb. Therefore, the conductive lamp holder 10 of the present invention can be of international standard, for example, the E-type metal lamp holder is E27, E14, or the Japanese Industrial Specification (JIS) specification, such as E26 metal. The lamp holder is equipped with a 60W incandescent bulb, and the E17 metal lamp holder is used for a 40W incandescent bulb. Since most users connect a 110 volt or 220 volt commercial power source as a power source for the lighting device, the lighting circuit 18 can be an alternating current to direct current (A/D) conversion when the heat sink device is installed in the socket of the lighting device. , can convert the AC power of the mains into various LED components The output power is electrically conductive, and the light-emitting diode element 20 is driven to emit light. Therefore, the lighting circuit 18 transmits power provided by the conductive socket 10 to drive the light-emitting diode element 20 to emit light.

The hollow ring 12 is sleeved on the conductive lamp holder 10. The peripheral ring of the hollow ring 12 is provided with a plurality of pairs of card slots 122 and 122'. The hollow ring 12 is integrally formed with the pair of card slots 122 and 122'. Each of the card slot pairs 122, 122' is designed to fit each of the V-shaped heat sink fins 14, so that the V-type heat sink fins 14 can be respectively mounted in the card slot pairs 122, 122', and The upper edge of the hollow ring 12 is protruded, and the heat dissipation area is increased by the extension structure of the V-type heat dissipation fins 14. Furthermore, the heat-dissipating fins of the V-shaped design have a larger heat-dissipating area than the heat-dissipating fins of the conventional single-chip design (such as doubling the heat-dissipating area), so that the heat-dissipating effect can be greatly improved. Each of the V-shaped fins 14 has two engaging portions 142 and 142' extending on both sides thereof and a fitting groove 144. The fitting groove 144 is located at a top edge of the two engaging portions 142 and 142'. In this embodiment, the design of each of the pair of slots 122, 122' is a symmetric oblique groove. Therefore, the two engaging portions 142, 142' are designed to be symmetrically inclined with the oblique groove structure, so It can only be assembled up and down. In detail, during assembly, the two engaging portions 142, 142' can be correspondingly placed in the card slot pair 122, 122' from the top to the bottom, and can be folded from the bottom to the top when the pumping is performed. The portions 142, 142' are extracted from the pair of card slots 122, 122'. Finally, the bottom periphery of the lamp cover 16 is fixed in the fitting groove 144 of the V-shaped heat dissipation fins 14 and is located on the hollow ring 12, thus completing the entire assembly process. During driving, the conductive lamp holder 10 is electrically connected to the lighting circuit 18 by using a power supply line, and the lighting circuit transmits power (such as mains) through the conductive lamp holder 10 to drive the LED component 20 to emit light, and transmits the illumination source. The lampshade 16 is exposed to the outside, and the lampshade can be a spherical lampshade to evenly diverge light.

The heat-dissipating lamp device further includes a fixing plate (not shown) disposed between the hollow ring 12 and the conductive lamp holder 10, and the power supply line can pass through the fixing plate to electrically connect the lighting circuit. 18, the driving method is similar to the power provided by the conductive lamp holder 10 (such as the commercial power) to the lighting circuit 18, according to which the light-emitting diode element 20 is driven to emit light, and the fixing plate can be tightly fitted and fixed with the hollow ring 12.

In order to improve the heat dissipation effect, a plurality of openings 146 may be disposed at opposite positions of the two sides of each of the V-type heat dissipation fins 14, and the environment ventilation effect and the design of the openings 146 can be utilized. The heat dissipation effect is improved; or the pattern lines of the shaped surface or the mesh surface are formed on the V-type heat dissipation fins 142 to increase the heat dissipation effect. In addition, at least one color layer is further disposed on the V-type heat dissipation fins 14, and the V-type heat dissipation fins 14 of various colors can be provided to enhance the purchase intention of the consumers due to different personal preferences of the consumer. And it has both aesthetic effects and can increase industrial utilization.

In connection, since the heat generated by the light-emitting diode elements 20 of different output powers is also different, in order to optimize the heat dissipation effect and effectively reduce the manufacturing cost, the present invention utilizes the movable type V-type heat sink fins. 14 Adjusting the number of the light-emitting diode elements 20 with different output powers. For example, the output wattage of the heat-dissipating lamp device is 3 watts to 5 watts, and the V-type heat-dissipating fins 14 only need to assemble 4 pieces to achieve optimal heat dissipation. Effect; the output wattage of the heat sink device is 6 watts to 8 watts, and the V-type heat sink fins 14 need only assemble 6 pieces to achieve the optimal heat dissipation effect, as shown in Fig. 4; the output wattage of the heat sink device 9 watts to 10 watts, V-type heat sink fins 14 need only assemble 8 pieces to achieve optimal heat dissipation; the output wattage of the heat-dissipating lamp device is 11 watts or more, and the V-type heat-dissipating fins 14 only need to be assembled 12 pieces. The optimal heat dissipation effect can be achieved. The above is only an optimized number of assemblies. The present invention is not limited to the number of assembled V-type fins 14; of course, an enlarged V-shaped fin 14 can be used, and the larger the size, the more the heat dissipation effect is. It is superior, so it can be adapted to the number of assembly or size or color selection of V-shaped fins. The materials of these V-type fins 14 are made of aluminum alloy, which has high heat dissipation characteristics and is inexpensive. Can significantly reduce manufacturing costs.

In summary, according to the size of the light-emitting power of the LED component, the size of the heat-dissipating fins can be adjusted according to the size and quantity of the heat-dissipating fins, and the heat-dissipating effect can be further improved, and the assembly is relatively simple and convenient, and is not only easy to repair and process. Simple and convenient, the production efficiency can be greatly improved, and it has a competitive advantage in the market. Furthermore, the present invention can solve the shortcomings that the conventional heat sink fins are not limited to the heat dissipation effect, and the application flexibility of the creation is better than that of the conventional heat sink fins. The problem.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention. Therefore, any change or modification of the characteristics and spirit described in the scope of this application shall be included in the scope of the patent application for this creation.

10‧‧‧ Conductive lamp holder

12‧‧‧ hollow ring

122, 122’‧‧‧ card slot pairs

14‧‧‧V type heat sink fins

142, 142’‧‧‧ Included

146‧‧‧ openings

16‧‧‧shade

18‧‧‧Lighting circuit

20‧‧‧Lighting diode components

Claims (7)

A heat-dissipating lamp device comprising: a conductive lamp holder having a light-emitting circuit and at least one light-emitting diode element electrically connected to the lighting circuit, wherein the lighting circuit is powered by the conductive lamp holder Driving a light-emitting diode element to emit light; a hollow ring sleeved on the conductive lamp holder, the peripheral ring of the hollow ring is provided with a plurality of pairs of card slots; and a plurality of V-shaped heat-dissipating fins can be respectively installed correspondingly In the pair of the card slots, and protruding from the upper edge of the hollow ring, each of the V-shaped heat dissipation fins has two engaging portions extending on two sides thereof and a fitting groove, and the two engaging portions are up to The lower direction is correspondingly fixed in the pair of the card slot, and the two engaging portions can be extracted from the card slot in the bottom-up direction; and a lamp cover is embedded in the fitting groove and fixed in the bottom cover. On the hollow ring. The heat-dissipating lamp device of claim 1, wherein a plurality of openings are provided at opposite positions of the two sides of each of the V-shaped fins. The heat-dissipating lamp device of claim 1, wherein the V-shaped fins are further provided with at least one color layer. The heat-dissipating lamp device of claim 1, wherein the V-shaped heat-dissipating fins are further shaped to form a pattern of a face or a mesh surface. The heat sink device of claim 1, wherein the V-type heat sink fins are made of aluminum alloy. The heat sink device of claim 1, further comprising a fixing plate disposed between the hollow ring and the conductive lamp holder. The heat-dissipating lamp device of claim 1, wherein the hollow ring and the pair of card slots are integrally formed by injection.