TWI408316B - Rotating mechanism and led lighting device - Google Patents

Abstract

Rotating mechanisms for LED lighting devices and LED lighting devices are disclosed. The rotating mechanism includes a first cover and a second cover. The first cover includes a pair of position members. One side of the first cover is for connecting to one end of a LED lighting tube. The second cover swivel joints the other side of the first cover. The second cover includes a second recess. An inner sidewall of the second recess is formed thereon with continuous undulating positioning portions. When the second cover swivels to a certain angle relative to the first cover, the position members press against the undulating positioning portions, so that the second cover is positioned at a predetermined position.

Description

Rotating mechanism and light-emitting diode lamp

The present invention relates to a rotating mechanism, and more particularly to a rotating mechanism for a light-emitting diode lamp.

With the advancement of technology, people's demand for light-emitting devices is increasing, not only requiring high luminous efficiency, but also requiring low power consumption, so the light-emitting diode (LED) gradually replaces the traditional light-emitting device.

A light emitting diode is a semiconductor component. The advantages of the light-emitting diode are high luminous efficiency, fast reaction time, and no mercury. In addition, there are advantages such as resistance to mechanical shock, small size, and wide color gamut. With the advent of white light-emitting diodes, it has been found that the greatest commercial application potential lies in lighting, making the light-emitting diodes a new source of light in the 21st century to replace traditional fluorescent lamps.

However, the general light-emitting diode strip has a light-emitting angle of at most 180 degrees, so that the fluorescent tube has a 360-degree illumination angle. The end of the fluorescent tube has two raised terminals for connection to the fluorescent base. The connection holes of the fluorescent lamp holder are easy to use due to different manufacturers or specifications. Therefore, when the light-emitting diode light bar is replaced by the fluorescent tube and mounted on the existing lamp holder, the position of the different lamp holder holes directly affects the light-emitting direction of the light-emitting diode light bar, which also limits the light emission. The application of diodes in general lighting.

In view of this, there is a need for a light-emitting diode lamp that can improve the above problems.

According to an aspect of the present invention, a rotating mechanism of a light-emitting diode lamp is provided. The rotating mechanism includes a first cover and a second cover. . The first cover body includes a pair of positioning members, and one side of the first cover body is used to connect one end of a light-emitting diode lamp. The second cover system is connected to the other side of the first cover body in a relatively rotatable manner, and the second cover body comprises a groove, and the inner side of the groove is formed with a continuous plurality of wave-shaped positioning portions, when the second cover body is opposite to the first cover When the body rotates to an angle, the pair of positioning members respectively abut the wave-shaped positioning portions to position the second cover.

According to an embodiment of the present invention, the first cover of the rotating mechanism further includes a hook protruding between the two positioning members, and the second cover has a through hole, and the hook passes through the second cover through the through hole, so that the hook The second cover rotates relative to the first cover with the hook as the axis.

According to an embodiment of the invention, the first cover of the rotating mechanism further includes a stopping block, and the stopping block and the pair of positioning members are located on the same side of the first cover.

According to an embodiment of the invention, the second cover body further includes a bump disposed in the recess, the top end of the stop block being higher than the top end of the positioning member, and the second block is blocked when the stop block abuts the bump The cover rotates.

According to an embodiment of the invention, the inner side of the groove further comprises a sliding slot, and the stopping block is received in the sliding slot, and when the stopping block abuts the boundary of the sliding slot, the second cover body is prevented from rotating.

According to an embodiment of the invention, the first cover body further includes a convex ring, the convex ring and the positioning member are located on the same side of the first cover body, and the stopping block is located on the outer side of the convex ring.

According to an embodiment of the invention, the first cover further comprises a connecting portion, the connecting portion is located at one side of the first cover, and the connecting portion is configured to connect one end of the LED lamp.

According to one aspect of the present invention, a light emitting diode lamp is provided. The lamp comprises a light-emitting diode lamp, a first cover body and a second cover body. A first cover body includes a pair of positioning members. One side of the first cover is connected to one end of the light-emitting diode lamp. The second cover system is rotatably coupled to the other side of the first cover. The second cover body comprises a groove, and a plurality of continuous wave-shaped positioning portions are formed on the inner side of the groove. When the second cover body is rotated to an angle with respect to the first cover body, the pair of positioning members respectively abut the wave-shaped positioning portions. To locate the second cover.

According to an embodiment of the invention, the LED lamp comprises a light emitting diode strip, a lamp cover and a heat dissipating mechanism. The lampshade is disposed on one side of one of the light emitting surfaces of the light emitting diode strip. The heat dissipation mechanism is connected to the light-emitting diode light bar, and the heat dissipation mechanism and the lamp cover are disposed on opposite sides of the light-emitting diode light bar.

According to an embodiment of the invention, the LED lamp further includes a pair of terminals extending through the second cover, and the pair of terminals are electrically connected to the LED strip.

The description of the embodiments of the present invention is intended to be illustrative and not restrictive. The embodiments disclosed herein may be combined or substituted with each other in an advantageous manner, and other embodiments may be added to an embodiment without further description or description.

1A is a perspective view of a light-emitting diode lamp 100 according to an embodiment of the present invention, and FIG. 1B is an exploded perspective view of the light-emitting diode lamp 100 shown in FIG. The light-emitting diode lamp 100 includes a light-emitting diode lamp 200 and a rotating mechanism 300. The rotating mechanism 300 is connected to one end of the LED tube 200. The rotating mechanism 300 includes a first cover 310 and a second cover 320. One side of the first cover is used to connect one end of a light-emitting diode lamp. In an embodiment, the first cover 310 includes a connecting portion 311 to accommodate or connect the LED lamp 200. The second cover 320 is disposed on the first cover 310 and is rotatably coupled to the other side of the first cover 310.

FIG. 2A is a schematic perspective view of the first cover 310. The first cover 310 includes two positioning members 312 that are generally symmetrically disposed. In an embodiment, the positioning member 312 and the connecting portion 311 are respectively located on opposite sides of the first cover 310. In another embodiment, the first cover 310 further includes a hook 313 and a stop block 314. The hook 313, the stop block 314, and the positioning member 312 are located on the same side of the first cover 310. The hook 313 is substantially protruded between the two positioning members 312. In yet another embodiment, the first cover 310 further includes two half ring flanges 315 that are generally symmetrically disposed. The stop block 314 can be disposed on top of one of the flanges 315 such that the top end of the stop block 314 is higher than the top end of the keeper 312. Additionally, the first cover 310 can have at least one opening 316 between the two half ring flanges 315.

FIG. 2B is a schematic perspective view of the second cover 320. The second cover 320 includes a recess 321 , and a continuous plurality of undulating positioning portions 322 are formed inside the recess 321 . The second cover 320 further includes a through hole 323 and a protrusion 324. The position of the through hole 323 corresponds to the hook 313 of the first cover 310, and may be located, for example, at the axial center of the second cover 320. The bump 324 may be disposed on the bottom surface of the recess 321 .

In an embodiment, when the second cover 320 is mounted on the first cover 310, the stopping block 314, the half ring flange 315 and the positioning member 312 of the first cover 310 are received in the recess 321 . The hook 313 can penetrate the second cover 320 through the through hole 323, so that the second cover 320 is rotated relative to the first cover 310 by the hook 313 as an axis. The two positioning members 312 on the first cover 310 respectively abut the wave-shaped positioning portions 322, and the second cover 320 can be positioned at a predetermined angle. Specifically, the undulating positioning portions 322 may be formed by connecting a plurality of grooves, and the top of the positioning member 312 may have a shape that fits the groove. When the second cover 320 is mounted on the first cover 310, the two positioning members 312 can respectively abut against the two grooves therein. Therefore, the first cover 310 can be rotated by a predetermined angle, for example, 15 degrees, by the design of the undulating positioning portion 322 and the positioning member 312. Therefore, the second cover 320 is rotatably coupled to the first cover 310. In addition, when the second cover 320 is rotated to a certain position, the stopper 314 of the first cover 310 can abut against the protrusion 324 of the second cover 320 to prevent the second cover 320 from continuing to rotate.

In one embodiment, the undulating locating portion 322 surrounds the recess 321 such that the first cover 310 can be rotated 330 degrees relative to the second cover 320. In other embodiments, two stop blocks 314 may be provided, such that the first cover 310 is rotated at an angle of 180 degrees or 90 degrees with respect to the second cover 320.

In another embodiment, a gap 317 is formed in the hook 313 to divide the top of the hook 313 into left and right halves. After the second cover 320 is rotatably coupled to the first cover 310, the left and right halves of the top of the hook 313 can be lightly pressed to separate the first cover 310 from the second cover 320. This helps the heavy work of the defective product.

3A and 3B are respectively an exploded schematic view and a combined schematic view of the first cover 310 and the LED tube 200. The connecting portion 311 of the first cover 310 is sleeved at one end of the LED lamp 200. The LED lamp 200 includes a light-emitting diode strip 210, a lamp cover 220, and a heat dissipation mechanism 230. The light cover 220 is disposed on one side of the light emitting surface of the light emitting diode light bar 210, the heat radiating mechanism 230 is connected to the light emitting diode light bar 210, and the heat radiating mechanism 230 and the light cover 220 are disposed opposite to the light emitting diode light bar 210. side. The first cover 310 can be fixed to the LED lamp 200 by a fixing mechanism. For example, the fixing mechanism may include a first screw hole 231, a second screw hole 352, and a screw 350. The first and second screw holes 231, 352 are respectively located on the heat dissipation mechanism 230 and the first cover 310, and the first and second screw holes 231, 352 are aligned with each other. The screw 350 penetrates the first and second screw holes 231 and 352 to fix the first cover 310 to the LED lamp 200.

Referring again to FIGS. 1B and 2B, the LED luminaire 100 can include a pair of terminals 330 that extend through the bottom of the recess 321 . The terminal 330 can be used to electrically connect the LED strips 210. Specifically, a pair of wires (not shown) may be inserted through the opening 316 in the first cover 310 to electrically connect the terminal 330 and the LED strip 210. In addition, the LED illuminator 100 can further include a pad 340 for covering the through hole 323 after the second cover 320 and the first cover 310 are assembled.

4A and 4B are exploded views of a rotating mechanism 400 according to another embodiment of the present invention, and as described above, the rotating mechanism 400 is used for a light-emitting diode lamp. The rotating mechanism 400 includes a first cover 410 and a second cover 420.

The first cover 410 has a connecting portion 411 for receiving or connecting a light-emitting diode lamp. The first cover 410 further includes two positioning members 412, a hook 413, a stopping block 414 and a convex ring 415. The positioning member 412 is disposed above the convex ring 415, and the stopping block 414 is disposed outside the convex ring 415. Therefore, in the present embodiment, the top of the positioning member 412 is higher than the top of the stopper 414.

The second cover 420 has a recess 421, and a continuous plurality of undulating positioning portions 422 are formed inside the recess 421. The second cover 420 further includes a through hole 423 and a sliding slot 424. The position of the through hole 423 corresponds to the hook 413 of the first cover 410, the chute 424 is formed below the undulating positioning portion 422, and the position of the chute 424 corresponds to the stopper 414 of the first cover 410.

When the second cover 420 is mounted on the first cover 410, the hook 413 of the first cover 410 passes through the through hole 423 and penetrates the second cover 420. The positioning member 412, the stopper 414 and the convex ring 415 of the first cover 410 are received in the recess 421. It should be noted that the stop block 414 is received within the chute 424. The chute 424 can surround a portion of the circumference of the groove 421, such as about one-half of the circumference of the groove 421. When the second cover 420 is rotated to a certain angle with respect to the first cover 410, the stopper 414 abuts against the boundary 424a or 424b of the chute 424, and the second cover 420 can be prevented from continuing to rotate. The terminal 430 can be electrically connected to the LED lamp through a hollow portion 416 in the first cover 410 through a wire (not shown).

According to the above embodiment of the present invention, the second cover of the rotating mechanism is rotatable relative to the first cover. Therefore, when the light-emitting diode lamp is mounted on a lamp holder, regardless of the position of the hole of the corresponding terminal of the lamp holder, the light-emitting surface of the light-emitting diode lamp can be directed toward the user via the rotating mechanism. Therefore, the LED illuminator according to the embodiment of the present invention has wide applicability and can be applied to various lamp holders.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and the present invention can be modified and modified without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

100. . . Light-emitting diode lamp

200. . . Light-emitting diode tube

210. . . LED light bar

220. . . lampshade

230. . . Heat dissipation mechanism

231. . . First screw hole

300. . . Rotating mechanism

310. . . First cover

311. . . Connection

312. . . Positioning member

313. . . Hook

314. . . Stop block

315. . . Flange

316. . . Opening

320. . . Second cover

321. . . Groove

322. . . Wavy positioning

323. . . Through hole

324. . . Bump

330. . . Terminal

340. . . Gland

350. . . Screw

352. . . Second screw hole

410. . . First cover

411. . . Connection

412. . . Positioning member

413. . . Hook

414. . . Stop block

415. . . Convex ring

416. . . Hollowing

420. . . Second cover

421. . . Groove

422. . . Wavy positioning

423. . . Through hole

424. . . Chute

430. . . Terminal

The above and other objects, features, advantages and embodiments of the present invention will become more apparent and understood.

FIG. 1A is a perspective view of a light-emitting diode lamp according to an embodiment of the present invention.

FIG. 1B is an exploded perspective view of the light-emitting diode lamp shown in FIG. 1A.

2A is a perspective view of a first cover body according to an embodiment of the present invention.

2B is a perspective view of a second cover according to an embodiment of the present invention.

3A and 3B are respectively a schematic exploded view and a combined schematic view of a first cover body and a light emitting diode lamp according to an embodiment of the present invention.

4A and 4B are exploded views of the rotating mechanism according to another embodiment of the present invention.

310. . . First cover

311. . . Connection

312. . . Positioning member

316. . . Opening

320. . . Second cover

323. . . Through hole

330. . . Terminal

340. . . Gland

Claims (11)

A rotating mechanism for a light-emitting diode lamp, comprising: a first cover body, comprising a pair of positioning members, one side of the first cover body is used for connecting one end of a light-emitting diode lamp; and a first a second cover body is rotatably connected to the other side of the first cover body, the second cover body includes a groove, and a plurality of continuous wave-shaped positioning portions are formed on the inner side of the groove, and the second cover body is opposite When the first cover rotates to an angle, the pair of positioning members respectively abut the wave positioning portions to position the second cover. The rotating mechanism of claim 1, wherein the first cover further comprises a hook protruding between the pair of positioning members, and the second cover has a through hole, the hook passing through the through hole The second cover rotates the second cover relative to the first cover with the hook as an axis. The rotating mechanism of claim 1, wherein the first cover further comprises a stop block, the stop block and the pair of positioning members are located on the same side of the first cover. The rotating mechanism of claim 3, wherein the second cover further comprises a protrusion disposed in the groove, and when the blocking block abuts the protrusion, the second cover is prevented from rotating. The rotating mechanism of claim 3, wherein one of the top ends of the stopping block is higher than a top end of the positioning member. The rotating mechanism of claim 3, wherein the inner side of the groove further comprises a sliding slot, the stopping block is received in the sliding slot, and when the stopping block abuts a boundary of the sliding slot, the blocking is blocked The second cover rotates. The rotating mechanism of claim 3, wherein the first cover further comprises a convex ring, the convex ring and the pair of positioning members are located on the same side of the first cover, and the stopping block is located at the convex ring Outside. The rotating mechanism of claim 1, wherein the first cover further comprises a connecting portion on the side of the first cover for connecting the LED lamp. A light-emitting diode lamp comprising: a light-emitting diode lamp; a first cover body comprising a pair of positioning members, one side of the first cover body being connected to one end of the light-emitting diode lamp; and a a second cover body is rotatably connected to the other side of the first cover body, the second cover body includes a groove, and a plurality of continuous wave-shaped positioning portions are formed on the inner side of the groove, the second cover When the body is rotated to an angle relative to the first cover, the pair of positioning members respectively abut the wave positioning portions to position the second cover. The illuminating diode lamp of claim 9, wherein the illuminating diode lamp comprises: a illuminating diode lamp strip; and a lamp cover disposed on a side of the illuminating surface of the illuminating diode strip And a heat dissipating mechanism is connected to the LED strip, and the heat dissipating mechanism and the lamp cover are disposed on opposite sides of the LED strip. The illuminating diode lamp of claim 10 further includes a pair of terminals extending through the second cover, and the pair of terminals are electrically connected to the LED strip.