TWM449903U - LED lamp - Google Patents

Description

Light-emitting diode lamp

The present invention relates to a kind of lamp, in particular to a light-emitting diode lamp with good heat dissipation efficiency.

Referring to FIG. 1 , a new patent case of the "Light Emitting Diode Lamp" of the Republic of China Announcement No. M365444 includes a lamp cover 11 , a heat dissipating unit 12 disposed inside the lamp cover 11 , and a base disposed on the heat dissipating unit 12 . 13. A light-emitting diode lamp set 14 fixed to the base 13 and a heat conduction disposed on the heat dissipation unit 12 for conducting heat generated by the light-emitting diode lamp set 14 to the lamp cover 11. Unit 15. The lamp cover 11 includes a cover sheet 111 having thermal conductivity, a light-transmissive sheet 112 detachably coupled to the upper cover sheet 111, and a light-shielding sheet 112 defined by the upper cover sheet 111 and the transparent sheet 112. Room 113. The upper cover sheet 111 is made of a material having good thermal conductivity such as aluminum, and further has a cover 114 and two heat transfer seats 115 fixed on the inner surface of the cover 114 (only one is shown by the viewing angle) Each of the heat conducting blocks 115 includes an upper heat conducting block 116 fixed to the inner surface of the cover body 114 of the upper cover sheet 111, and a heat conducting block 117 corresponding to the upper heat conducting block 116. The light emitted by the light-emitting diode lamp group 14 is diverged outward from the light-transmitting sheet 112. The heat conducting unit 15 is disposed in the chamber 113 of the lamp cover 11. The heat conducting unit 15 includes a plurality of heat conducting tubes 151 and a heat conducting medium 152 filled in each of the heat conducting tubes 151. Each of the heat conducting tubes 151 has an absorption diode. The heat absorbing portion 153 of the heat generated by the body light group 14 and the heat radiating portion 153 of the heat sink portion 153 are radiated to the heat radiating portion 154 of the cover sheet 111 on the cover 11. In addition, The heat dissipation unit 12 has a plurality of fins 121 for increasing the heat dissipation area and improving heat dissipation efficiency.

The above-mentioned light-emitting diode lamp can transmit the heat generated by the light-emitting diode lamp group 14 to the outside by using the heat-conducting unit 15, thereby reducing the temperature of the light-emitting diode lamp during use, and avoiding the light-emitting diode. The luminaire is damaged by the high temperature to extend the service life. However, the heat generated by the LED lamp set 14 is first transmitted to the lamp cover 11 through the heat conduction unit 15, and then radiated to the chamber through the heat conduction seat 115 of the lamp cover 11. In 113, the air medium passing through the chamber 113 is transferred to the cover 114 to be diverged outward. Therefore, there is still room for improvement in the improvement of heat dissipation efficiency.

Therefore, the purpose of the present invention is to provide a light-emitting diode lamp with good positioning effect and high heat dissipation efficiency.

Therefore, the novel light-emitting diode lamp comprises a lamp cover, at least one heat dissipating unit, a plurality of heat pipes, and at least one light-emitting diode lamp group.

The lampshade includes a cover sheet having a thermal conductive property, a light transmissive sheet detachably combined with the upper cover sheet, and a chamber defined by the upper cover sheet and the transparent sheet. The inner surface of the cover sheet is formed with at least one heat conducting seat having a plurality of grooves spaced apart and facing the light transmissive sheet.

The heat dissipating unit is disposed in the housing of the lamp cover, and the heat dissipating unit has a plurality of positioning slots spaced apart from each other and facing the heat conducting seat, and each of the positioning slots corresponds to each of the grooves.

The heat-conducting tubes are filled with a heat-conducting medium, and the heat-conducting tubes are respectively disposed in the positioning grooves and protruded into the corresponding grooves.

The light emitting diode lamp set is disposed on the heat dissipating unit, and the light generated by the light emitting diode lamp group is diverged outward from the light transmitting sheet.

The function of the present invention is that the upper cover piece is directly connected by the heat conducting seat, and the heat conducting tubes are connected between the heat conducting seat and the heat dissipating unit, so that the positioning effect is better, and the light emitting diode lamp set can be The generated heat can be transmitted to the outside through the heat dissipating unit, the heat conducting tubes and the heat conducting seat and the upper cover sheet in sequence to dissipate heat, thereby effectively preventing the light emitting diode lamp from being damaged due to high temperature, thereby prolonging the use. life.

The above and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments.

Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Figures 2 and 3, a first preferred embodiment of the novel light-emitting diode lamp includes a lamp cover 3, a heat dissipating unit 4, a plurality of heat pipes 5, and a light-emitting diode lamp set 6. The lamp cover 3 includes an upper cover piece 31, a light-transmissive sheet 32 detachably combined with the upper cover piece 31, and a common shape defined by the upper cover piece 31 and the transparent cover piece 32. Room 33. The upper cover sheet 31 is made of a material having good thermal conductivity such as aluminum, and has a heat conducting seat 311 and a plurality of positioning posts 317 having screw holes 316 on the inner surface thereof. The heat conducting seat 311 has a plurality of spaced intervals from the upper cover. a conductive sheet 312 extending from the inner surface of the sheet 31 toward the transparent sheet 32, and a plurality of connecting ribs 313 connected between any two adjacent conductive sheets 312, and a side edge of each of the conductive sheets 312 is formed respectively Groove 314.

In addition, the heat dissipating unit 4 has a body 41 and a plurality of fins 42 protruding from opposite surfaces of the seat body 41. The heat dissipating unit 4 is inserted into the screw holes 316 of the positioning posts 317 of the upper cover piece 31 through the plurality of locking elements 9 and penetrates the opposite sides of the seat body 41, and is positioned in the cavity 33 of the lamp cover 3. In addition, the extending direction of the fins 42 is the same as the extending direction of the heat transfer tubes 5. The seat body 41 has a plurality of positioning grooves 411 spaced apart from each other and facing the heat conducting seat 311, and each of the positioning grooves 411 corresponds to each of the grooves 314.

Each of the heat transfer tubes 5 is filled with a heat transfer medium 8 which is an inorganic superconductor or a liquid substance such as methanol, toluene, ethanol, and acetone. The heat transfer tubes 5 are respectively disposed in the positioning grooves 411 of the seat body 41 of the heat dissipation unit 4, and when the seat body 41 is disposed on the cover sheet 31 of the lamp cover 3, the heat transfer tubes 5 are simultaneously The heat transfer tubes 5 are located in the space defined by the positioning grooves 411 and the corresponding grooves 314 and are in close contact with the contact body 41 and the heat conducting seat 311.

In addition, the novel light-emitting diode lamp further includes a base 7 located on the seat body 41. The base 7 is made of a material having good thermal conductivity such as aluminum. The light-emitting diode lamp set 6 is disposed on the base 7 and is disposed on the seat body 41 of the heat dissipation unit 4 by the base 7. Thereby, the light generated by the light-emitting diode lamp group 6 can be diverged outward through the light-transmitting sheet 32.

Referring to Figures 3 and 4, in the preferred embodiment, the light-emitting diode lamp set 6 The high-temperature heat generated during the energization operation can be conducted through the base 7 to the seat body 41 of the heat dissipation unit 4, and the fins 42 of the heat dissipation unit 4 are used to increase the heat dissipation area and accelerate the heat dissipation. The heat conducting tubes 5 are in contact with the seat body 41 and the heat conducting seat 311 of the heat dissipating unit 4, so that the heat of the heat dissipating unit 4 can be absorbed and the heat conducting medium 8 in the heat conducting tube 5 can be evaporated into a gaseous state due to heat. At the same time, the heat is quickly transmitted to the heat conducting seat 311, and is conducted to the upper cover sheet 31 by the heat conducting seat 311, thereby being dissipated to the outside to achieve the heat dissipating effect. The gaseous heat transfer medium 8 is then converted back to the liquid state after cooling, thus circulating heat transfer and heat dissipation work.

The first preferred embodiment of the novel light-emitting diode lamp can actually produce the following unpredictable effects in practical use:

(1) Good positioning effect:

The heat conducting block 311 is integrally formed on the inner surface of the cover sheet 31 on the cover 3, and the heat transfer tubes 5 are defined by the corresponding positioning grooves 411 of the heat dissipating unit 4 and the corresponding recesses 314 of the upper cover sheet 31. In the space, the seat body 41 of the heat dissipating unit 4 and the heat conducting seat 311 can be co-coated, so that the overall combined structure is more stable and the positioning effect is better.

(2) Good heat dissipation:

As described in the foregoing, the high-temperature heat generated by the LED lamp set 6 during use can be conducted through the base 7 to the seat body 41 of the heat dissipation unit 4, and the fins 42 of the heat dissipation unit 4 are used to increase the heat. The heat dissipation area accelerates the heat dissipation, and the heat pipe 5 is attached to the seat body 41 of the heat dissipation unit 4 and the heat conduction seat 311, thereby enabling rapid heat dissipation. The ground is conducted to the heat conducting seat 311, and then transmitted to the upper cover sheet 31 by the heat conducting seat 311 to dissipate to the outside, thereby achieving the effect of rapid heat dissipation.

(3) Extended service life:

Since the heat generated by the LED group 6 can be quickly dissipated, the high-temperature heat does not accumulate in the chamber 33 defined by the upper cover 31 and the transparent sheet 32, and does not cause premature aging of the components. The damage is caused, and the illuminating diode lamp can be extended in service life.

Referring to FIG. 5, the second preferred embodiment of the novel LED lamp is substantially the same as the first preferred embodiment. The difference is that the heat conducting block 311, the two heat dissipating units 4, and the two light emitting diodes are included. The body lamp set 6 and the cover piece 31 above the lamp cover 3 are separated by two adjacent receiving grooves 315, and each of the receiving grooves 315 is provided with a heat conducting seat 311. Each of the heat dissipating units 4 is mounted on each of the heat conducting seats 311, and each of the light emitting diodes 6 is mounted on each of the heat dissipating units 4. In addition, the light-emitting diode lamp further includes two bases 7 positioned on the seat body 41 of the heat dissipation unit 4, and each of the light-emitting diode lamp groups 6 is also respectively disposed on each of the bases 7 and is provided by each base. 7 is disposed on the seat body 41 of each of the heat dissipation units 4. Thereby, not only can the same effect as the first preferred embodiment be achieved, but the brightness of the light-emitting diode lamp of the second preferred embodiment is higher.

In summary, the light-emitting diode lamp 3 of the present invention is directly connected to the upper cover sheet 31 by the heat-conducting seat 311, and the heat-conducting tubes 5 are connected between the heat-conducting seat 311 and the heat-dissipating unit 4 Not only the positioning effect is better, but also the heat generated by the LED group 6 can be quickly transmitted through the heat dissipation unit 4, the heat pipe 5, the heat conduction seat 311, and the upper cover piece 31. And quickly dissipated to the outside world, not only the heat dissipation effect is good, but also can avoid the damage of the components due to high temperature, thus prolonging the service life of the light-emitting diode lamp. In addition, the cover sheet 31 of the lamp cover 3 is partitioned by two adjacent receiving slots 315, and each of the receiving slots 315 is provided with a heat conducting seat 311 for mounting two heat dissipating units 4 and a plurality of heat conducting tubes. 5, and two light-emitting diode lamp sets 6, thus making the brightness of the illumination higher. Therefore, the purpose of this new type can be achieved.

However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change and modification made by the novel patent application scope and the novel description content, All remain within the scope of this new patent.

3‧‧‧shade

31‧‧‧Upper cover

311‧‧‧heating seat

312‧‧‧Conveying film

313‧‧‧ Connecting ribs

314‧‧‧ Groove

315‧‧‧ accommodating slot

316‧‧‧ screw hole

317‧‧‧Positioning column

32‧‧‧Transparent film

33‧‧ ‧ room

4‧‧‧Heat unit

41‧‧‧

411‧‧‧ positioning slot

42‧‧‧Fins

5‧‧‧Heat pipe

6‧‧‧Lighting diodes

7‧‧‧Base

8‧‧‧ Thermal medium

9‧‧‧Locking components

1 is a combined cross-sectional view showing a novel patent case of "Light Emitting Diode Lamp" of the Republic of China Announcement No. M365444; FIG. 2 is an exploded sectional view showing the first preferred embodiment of the novel LED lamp; 3 is a combined sectional view showing a combination of the first preferred embodiment; FIG. 4 is a combined sectional view of another angle, which is a supplementary explanatory view of FIG. 3; and FIG. 5 is a combined sectional view of another angle, illustrating the novel luminous second A second preferred embodiment of a polar body luminaire.

3‧‧‧shade

31‧‧‧Upper cover

311‧‧‧heating seat

312‧‧‧Conveying film

313‧‧‧ Connecting ribs

314‧‧‧ Groove

316‧‧‧ screw hole

317‧‧‧Positioning column

32‧‧‧Transparent film

4‧‧‧Heat unit

41‧‧‧

411‧‧‧ positioning slot

42‧‧‧Fins

5‧‧‧Heat pipe

6‧‧‧Lighting diodes

7‧‧‧Base

8‧‧‧ Thermal medium

9‧‧‧Locking components

Claims (8)

A light-emitting diode lamp comprising: a lamp cover comprising a cover sheet having thermal conductivity, a light-transmissive sheet detachably combined with the upper cover sheet, and an upper cover sheet and the transparent sheet a heat chamber having at least one heat conducting seat formed on the inner surface of the upper cover sheet, the heat conducting seat having a plurality of grooves spaced apart from the light transmitting sheet; at least one heat dissipating unit disposed in the housing of the lamp housing And the heat dissipating unit has a plurality of positioning slots spaced apart from each other and facing the heat conducting seat, each of the positioning slots corresponding to each of the grooves; a plurality of heat conducting tubes are internally filled with a heat conducting medium, and the heat conducting tubes are respectively disposed at the respective positions a light groove is disposed in the corresponding groove; and at least one light-emitting diode lamp set is disposed on the heat dissipation unit, and the light generated by the light-emitting diode lamp group is diverged outward from the light-transmitting sheet . The light-emitting diode lamp of claim 1, wherein the heat-conducting seat has a plurality of conductive sheets extending from the inner surface of the upper cover sheet toward the transparent sheet, and most of which are connected to any two Connecting ribs between adjacent conductive sheets, each of the grooves being formed at a side edge of each of the conductive sheets. The light-emitting diode lamp of claim 2, wherein the heat-dissipating unit has a seat body disposed on the cover plate of the lamp cover, and a plurality of fins protruding from opposite surfaces of the seat body The fins extend in the same direction as the heat pipes extend. The illuminating diode lamp of claim 3, further comprising a base that is located on the body of the pedestal, wherein the illuminating diode lamp set is disposed on the pedestal and is disposed on the pedestal by the pedestal The base of the heat sink unit. The illuminating diode lamp according to claim 1, comprising two heat conducting seats, two heat dissipating units, and two light emitting diode lamp sets, wherein the upper shroud pieces are separated by two adjacent ones. Each of the receiving slots is provided with a heat conducting seat, and each heat dissipating unit is respectively mounted on each of the heat conducting seats, and each of the light emitting diode lamp sets is respectively mounted on each heat dissipating unit. The illuminating diode lamp according to claim 5, wherein each of the heat conducting seats has a plurality of conductive sheets extending from the inner surface of the upper cover sheet toward the transparent sheet, and a plurality of connecting portions are connected Connecting ribs between two adjacent conductive sheets, each of the grooves being formed at a side edge of each of the conductive sheets. The illuminating diode lamp of the sixth aspect of the invention, wherein each of the heat dissipating units has a seat body disposed on the cover sheet of the lamp cover, and a plurality of spaced apart portions are protruded from opposite surfaces of the seat body. Fins, the fins extending in the same direction as the heat pipes extend. The illuminating diode lamp of claim 7, further comprising two bases positioned on the base body, each of the light-emitting diode light sets being respectively disposed on each of the bases and each of the light-emitting diodes The base is disposed on the seat body of each of the heat dissipation units.