WO2019210489A1

WO2019210489A1 - Led ceiling lamp

Info

Publication number: WO2019210489A1
Application number: PCT/CN2018/085489
Authority: WO
Inventors: 李彭晴
Original assignee: 江苏恒太照明有限公司
Priority date: 2018-05-03
Filing date: 2018-05-03
Publication date: 2019-11-07

Abstract

An LED ceiling lamp, comprising a support frame (10), and at least one lamp shade (20) disposed on the support frame (10) for mounting an LED lamp, wherein an angle adjusting device (30) is disposed between the support frame (10) and the lamp shade (20); the angle adjusting device (30) comprises a rotating shaft (31) and an adjusting connecting member (32); one long side edge of the support frame (10) and one long side edge of the lamp shade (20) are rotatably connected by means of the rotating shaft (31) so as to drive the lamp shade (20) to rotate, and two ends of the adjusting connecting member (32) are respectively connected to short side edges of the support frame (10) and the lamp shade (20) so as to cooperate with the rotating shaft (31) to adjust the angle between the lamp shade (20) and the support frame (10). The described LED ceiling lamp may omit a lens and reduce the fabrication cost of a mold, and the angle thereof may be adjusted, which facilitates installation for workers, and may thus improve the installation efficiency of the workers and reduce labor costs.

Description

LED ceiling light

Technical field

This invention relates to lighting fixtures and, more particularly, to an LED ceiling light.

Background technique

LED ceiling lamps are widely used in warehouses, furniture stores, farms, etc. Most of them require strict requirements of IP65 and Ta65 grades. In this type of application environment, the height of the fixture installation is high, and the angle required for illumination is large (such as the shelf, which needs to be illuminated from top to bottom). The ceiling lamps commonly used in the market generally use optical lenses to change the light pattern to adjust the illumination angle to meet the illumination requirements.

technical problem

It has the following problems:

1. Adopt lens method (no rotation): The lens mold has high cost, can't rotate, the illumination range can't be adjusted, and the application environment is limited. It is necessary to match different lenses for different use environments, and the mold cost is huge.

2, using the lens method (rotatable): a. The same is the cost of the lens mold; b. Rotate the adjustment by the two sides of the bracket, you need to loosen the screws on the 2 sides separately, adjust the angle and then tighten the screws, especially in the length of the lamp When it exceeds 600mm, the luminaire is very long and cannot be installed by a single person, which seriously causes installation efficiency and increases labor costs.

Technical solution

The technical problem to be solved by the present invention is to provide a ceiling light that can adjust the angle of the lamp and has low cost and convenient adjustment.

The technical solution adopted by the present invention to solve the technical problem is: constructing an LED ceiling light, comprising a support frame, at least one lamp cover disposed on the support frame to install an LED lamp; and between the support frame and the lamp cover An angle adjusting device is provided; the angle adjusting device includes a rotating shaft, and an adjusting connecting member; a long side of the supporting frame and a long side of the lamp cover are rotatably connected by the rotating shaft to drive the lampshade Rotating, two ends of the adjusting connector are respectively connected with the short sides of the support frame and the lamp cover to cooperate with the rotating shaft to adjust an angle between the lamp cover and the support frame.

Preferably, the short side of the support frame is provided with a fixing member for fixing the adjustment connector.

Preferably, the adjustment connector comprises a housing, a pull rod disposed in the housing, and a locking mechanism disposed between the housing and the pull rod; the housing passes through the fixing member The support frame is movably connected; the pull rod is movably connected to the lamp cover.

Preferably, a side of the housing is provided with a plurality of gears arranged side by side and a guide groove for the locking mechanism to slide to lock the position;

One end of the pull rod located in the housing is provided with a mounting hole for mounting the locking mechanism.

Preferably, the locking mechanism includes a card core disposed in the mounting hole to be clamped on the gear, a spring disposed between the card core and the pull rod, and disposed in the mounting hole And a reset auxiliary piece for resetting the card core;

The reset auxiliary piece is provided with a reset hole for resetting the card core; the card core is disposed in the reset hole.

Preferably, the fixing member includes a fixed shaft that fixes the housing.

Preferably, the adjustment connector includes an adjustment ring; the adjustment ring is sleeved on the fixing member and one end is connected to the lamp cover;

The fixing member includes a locking bolt.

Preferably, the at least one lampshade comprises a first lampshade and a second lampshade disposed on opposite long sides of the support frame; the first lampshade and the second lampshade both pass the rotating shaft and the The support frame is rotatably connected.

Preferably, a power source electrically connected to the LED lamp is disposed in the support frame.

A waterproof coating is disposed on the support frame and the lamp cover.

Beneficial effect

The LED ceiling light embodying the invention has the following beneficial effects: the LED ceiling light realizes the angle adjustment between the lamp cover and the support frame by providing an angle adjusting device between the support frame and the lamp cover, in particular, A rotating shaft is disposed between the long side of the support frame and the long side of the lamp cover to drive the lamp cover to rotate, and the adjusting cover is disposed between the support frame and the short side of the lamp cover to adjust the lamp cover and The angle between the support frames. The LED ceiling light can save the lens and reduce the manufacturing cost of the mold. The angle can be adjusted to facilitate the installation of the worker, which can improve the installation efficiency of the worker and reduce the labor cost.

DRAWINGS

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a schematic structural view of a first embodiment of an LED ceiling light of the present invention;

2 is a schematic view showing an angle between the lamp cover and the support frame in the first embodiment of the LED ceiling light of the present invention at 0 degrees;

3 is a schematic view showing an angle of 10 degrees between the lampshade and the support frame in the first embodiment of the LED ceiling light of the present invention;

Figure 4 is a schematic view showing the angle between the lampshade and the support frame in the first embodiment of the LED ceiling light of the present invention;

Figure 5 is a schematic view showing the angle between the lampshade and the support frame in the first embodiment of the LED ceiling light of the present invention;

6 is a schematic structural view of an adjusting connector in the first embodiment of the LED ceiling light of the present invention;

Figure 7 is a structural schematic view showing the tension state of the adjusting connector in the first embodiment of the LED ceiling light of the present invention;

Figure 8 is an exploded perspective view showing the adjusting connecting member in the first embodiment of the LED ceiling light of the present invention;

Fig. 9 is a partial structural schematic view showing a second embodiment of the LED ceiling light of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

For a better understanding of the technical features, objects and effects of the present invention, the embodiments of the present invention are described in detail with reference to the accompanying drawings.

1 to 8 show a preferred embodiment of the LED ceiling light of the present invention.

The LED ceiling light can be mounted on a shelf, and is illuminated from top to bottom on items placed on the shelf; the angle between the lampshade 10 and the support frame 20 can be adjusted, and it is up or down by a single worker. By flipping the lamp cover 20, the angle of the lamp cover 20 can be freely adjusted and can be freely reset and fixedly mounted, which can be completed by a single worker, without one person adjusting one angle, one person fixing screws from both ends, thereby improving Installation efficiency, saving labor costs, reducing the installation process, eliminating the lens, can reduce the research and development costs, and improve the efficiency of the use of lamps.

As shown in FIG. 1 , the LED ceiling lamp comprises a support frame 10 , at least one lamp cover disposed on the support frame 10 for mounting an LED lamp, and an angle adjusting device 30 is disposed between the support frame 10 and the lamp cover 20 . The support frame 10 supports the lamp cover 20 to facilitate mounting the lamp cover 20 on the shelf. The lamp cover 20 can be used to mount an LED lamp. The angle adjusting device 30 can adjust the angle between the lamp cover 20 and the support frame 10 to adjust the illumination range of the LED ceiling light to match different working environments.

The support frame 10 may be a rectangular bracket, which may be made of a metal plate. Further, it may be made of aluminum, aluminum alloy, steel or the like. In this embodiment, preferably, it may be made of aluminum alloy. In order to better dissipate heat. Of course, it can be understood that the material of the support frame 10 can also be a high temperature resistant plastic. The support frame 10 is provided with a waterproof coating to clean the surface of the support frame 10 with water to remove dust. A power source electrically connected to the LED lamp is disposed in the support frame 10 to facilitate electrical conduction of the LED lamp.

The lampshade 20 may also have a rectangular shape; its long side is opposite to the long side of the support frame 10, and the length of the long side is adapted to the size of the long side of the support frame 10. The lamp cover 20 can be made of a metal plate material. Further, it can be made of aluminum, aluminum alloy, steel or the like. In this embodiment, it can preferably be made of aluminum alloy to facilitate better heat dissipation. . Of course, it can be understood that the material of the lamp cover 20 can also be a high temperature resistant plastic. The lamp cover 20 is provided with a waterproof coating to clean the surface of the support frame 10 with water to remove dust.

The number of the lampshades 20 may be one or two. In this embodiment, the at least one lamp cover 20 includes a first lamp cover 20a and a second lamp cover 20b disposed on opposite long sides of the support frame 10; the first lamp cover 20a and the second lamp cover 20b are Expand the illumination range of the LED ceiling light. The first lampshade 20a and the second lampshade 20b are rotatably connected to the support frame 10 by the angle adjusting device 30.

As shown in FIG. 1 to FIG. 5, the angle adjusting device 30 includes a rotating shaft 31 and an adjusting connecting member 32; the rotating shaft 31 is disposed on the long side of the support frame 10 or on the long side of the lamp cover 20, the support A long side of the frame 10 and a long side of a lamp cover 20 are rotatably connected through the rotating shaft 31 to drive the lamp cover 20 to rotate. Specifically, in the embodiment, the first lamp cover 20a and the second The lamp cover 20b is rotatably connected to the support frame 10 through the rotating shaft 31. Two ends of the adjusting connector 31 are respectively connected with the supporting frame 10 and the short side of the lamp cover 20 to cooperate with the rotating shaft 31 to adjust the angle between the lampshade 10 and the supporting frame 10. In this embodiment, the short side of the support frame 10 is provided with a fixing member 33 for fixing the adjusting connecting member 32, and the fixing member 33 can facilitate the fixing and locking of the adjusting connecting member 32. Lifting the lamp cover 20 upward or downward can drive the lamp cover 20 to rotate on the rotating shaft 31, and by adjusting the adjusting connecting member 32, the angle between the lamp cover 20 and the supporting frame 30 can be completed. Adjustment, the angle adjustment range is 0 degrees to 30 degrees.

As shown in FIGS. 6 to 8, the adjustment connector 32 includes a housing 321, a pull rod 322 disposed in the housing 321, and a locking mechanism 323 disposed between the housing 321 and the pull rod 322; The 321 can cooperate with the pull rod 322 to form a condensation structure. The pull rod 322 can perform a stretching motion from the inside of the housing 321 or can perform a telescopic movement into the housing 321 , thereby adjusting the length of the adjusting connecting member 32. The angle between the support frame 10 and the lamp cover 20 is adjusted. The locking mechanism 323 can be used for locking and fixing the pull rod 322 to adjust the angle of the rod 322.

The housing 321 can be made of a metal material, and has a plurality of gears 3211 arranged side by side and a guiding groove 3212 for sliding the locking mechanism 33 for locking. The gear 3211 can include one, two, three or more gears. In the embodiment, the number of the gears 3211 is preferably three, and the adjusting connector can be adjusted between one and three gears, so that the angle between the support frame 10 and the lamp cover 20 can be 0. In the present embodiment, the adjustment from the fixing member 33 to the lamp cover 20 is sequentially divided into a first gear, a second gear, and a third gear; the guide groove 3212 can be used for the lever to be reset and stretched. Swipe. The guiding groove 3212 is formed in an elongated shape, and is integrally formed with the gear 3211. The guiding groove 3212 is integrally formed on the side of the housing 321 and disposed parallel to the long side of the housing 321; when the locking mechanism is located in the guiding groove 3212 When the one end of the lamp cover 20 is near, the bottom of the support frame 10 forms a 0 degree angle with the lamp cover 20 along the long surface; when the locking mechanism is in the first gear, the bottom extension surface of the support frame 10 forms a 10 with the lamp cover 20. a degree angle, when the locking mechanism is in the second gear, the bottom extension surface of the support frame 10 forms a 20 degree angle with the lamp cover 20; when the locking mechanism is in the third gear, the bottom extension surface of the support frame 10 A 30 degree angle is formed with the shade 20.

The pull rod 322 can be made of a metal sheet, and one end of the housing 321 is provided with a mounting hole 3221 for mounting the locking mechanism 323. The mounting hole 3221 can be divided into two parts, and the height of the first part is lower than the first part. The height of the two parts, between the first part and the second part, is provided with a card point that catches the locking mechanism 323, and the locking mechanism 323 can swing on the card point. One end of the rod 322 exposed to the housing 321 is provided with a through hole that can be fixed to the lamp cover 20.

The locking mechanism 323 includes a card core 3231 disposed in the mounting hole 3221 for being locked on the gear 3211, and a spring 3232 disposed between the card core 3231 and the pull rod 322. The mounting hole 3221 is disposed in the mounting hole 3221. And a reset auxiliary piece 3233 for resetting the card core 3231. The card core 3231 is telescopically moved in the guiding groove 3212, and can be locked in the gear 3211 for locking. The return spring 3232 is disposed on the sidewall of the second portion of the mounting hole 3221. It can be engaged with the card core 3231 for locking. The reset auxiliary piece 3233 is provided with a reset hole for resetting the card core 3231; the card core 3231 is disposed in the reset hole, and the reset hole is divided into two parts, and the size of the first part is larger than the second part, when the card core When the card is set in the second part, a reset can be achieved.

In the present embodiment, the fixing member 33 is a fixed shaft fixed to the housing 321, and in other embodiments, the fixing member 33 is not limited to the fixed shaft. The housing 321 is provided with a through hole fixed to the fixed shaft. The housing 321 is rotatable on the fixed shaft to facilitate adjustment of the angle between the support frame 10 and the lamp cover 20 by the adjustment connector 30.

As shown in FIG. 2 to FIG. 8 , the working principle of the angle adjusting device 30 of the LED ceiling light of this embodiment is as follows:

When the angle between the lamp cover 20 and the support frame 10 is adjusted to 0 degrees: the lamp cover 20 is placed downward so that the pull rod 322 is stretched outward from the inside of the housing 321 to the card core 3231 in the mounting hole 3221 of the pull rod 322. The guide groove 3212 slides on the guide groove 3212 and is adjacent to the end of the lamp cover 20. At this time, the reset auxiliary piece 3233 moves along with the pull rod 322, and the reset auxiliary piece 3233 is pushed to the housing 321 to be close to the One end of the lamp cover 20 is disposed on the second portion of the reset hole of the reset auxiliary piece 3233 so that the card core is not pushed down by the spring, thereby completing the resetting action, and between the lamp cover 20 and the support frame 10 The angle is adjusted to 0 degrees.

When the angle between the lamp cover 20 and the support frame 10 is adjusted to 10 degrees: the lamp cover 20 is lifted up, so that the pull rod 322 is telescoped to the housing 321, and the card core 3231 card in the mounting hole 3221 of the pull rod 322 is stuck. The reset assisting piece 3233 is moved together with the pull rod 322, and the reset auxiliary piece 3233 moves together with the pull rod 322, and the reset auxiliary piece and the pull rod 322 are not displaced in the horizontal and vertical directions. The spring ejects the card core such that the card core is locked in the gear of the first gear.

When the angle between the lamp cover 20 and the support frame 10 is adjusted to 20 degrees, the lamp cover 20 is lifted up, so that the card core 3231 slides to the end of the guide groove 3212 near the fixing member 33 to realize resetting, and then pull the button The lamp cover 20 further causes the pull rod 322 to perform a stretching movement toward the outlet of the housing 321 , and the card core 3231 in the mounting hole 3221 of the pull rod 322 is engaged in the second gear position, and the reset auxiliary piece 3233 follows. The pull rod 322 moves together, the reset auxiliary piece 3233 moves along with the pull rod 322, the reset auxiliary piece and the pull rod 322 are not displaced in the horizontal and vertical directions, and the spring ejects the card core to make the card core in the second gear position. Lock on the lock.

When the angle between the lamp cover 20 and the support frame 10 is adjusted to 30 degrees, the lamp cover 20 is lifted up, so that the card core 3231 slides to the end of the guide groove 3212 near the fixing member 33 to realize resetting, and then pull the button The lamp cover 20 further causes the pull rod 322 to perform a stretching motion toward the outlet of the housing 321 , and the card core 3231 in the mounting hole 3221 of the pull rod 322 is engaged in the gear of the third gear, and the reset auxiliary piece 3233 follows. The pull rod 322 moves together, the reset auxiliary piece 3233 moves together with the pull rod 322, the reset auxiliary piece and the pull rod 322 are not displaced in the horizontal and vertical directions, and the spring ejects the card core to make the card core in the third gear position Lock on the lock.

Figure 9 shows a second preferred embodiment of the LED ceiling light of the present invention. The difference from the first embodiment is that the adjustment connector 30 includes an adjustment ring; the adjustment ring is sleeved on the fixing member and one end is connected to the lamp cover 20. The adjusting ring can be made of a metal material, which can be elongated. In this embodiment, the fixing member is a locking bolt, and the head of the locking bolt is larger than the width of the adjusting ring to prevent the adjusting ring from falling.

In the embodiment, the adjustment connection of the LED ceiling light 30 is: lifting the lamp cover 20, the adjusting ring sliding toward the locking bolt, and tightening the bolt when the angle reaches a certain angle, the adjustment can be adjusted The ring is fixed to achieve angular adjustment.

It is to be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and are not to be construed as limiting the scope of the invention; The above technical features may be freely combined, and various modifications and improvements may be made without departing from the spirit and scope of the invention; therefore, the scope of the claims of the present invention is Equivalent transformations and modifications are intended to be included within the scope of the appended claims.

Claims

An LED ceiling light comprising a support frame (10), at least one lamp cover (20) disposed on the support frame (10) for mounting an LED lamp; wherein the support frame (10) and the lamp cover An angle adjusting device (30) is disposed between (20); the angle adjusting device (30) includes a rotating shaft (31), and an adjusting connecting member (32); a long side of the supporting frame (10) and a The long sides of the lampshade (20) are rotatably connected by the rotating shaft (31) to drive the lampshade (20) to rotate, and the two ends of the adjusting connector (32) are respectively associated with the supporting frame (10) And a short side of the lampshade (20) is coupled to cooperate with the rotating shaft (31) to adjust an angle between the lampshade (20) and the support frame (10).
The LED ceiling light according to claim 1, characterized in that the short side of the support frame (10) is provided with a fixing member (33) for fixing the adjustment connecting member (32).
The LED ceiling light of claim 2, wherein the adjustment connector (32) comprises a housing (321), a drawbar (322) disposed in the housing (321), and a a locking mechanism (323) between the housing (321) and the pull rod (322); the housing (321) is movably connected to the support frame (10) by the fixing member (33); A drawbar (322) is movably coupled to the shade (20).
The LED ceiling light according to claim 3, wherein a side of the casing (321) is provided with a plurality of gears (3211) arranged side by side and the locking mechanism (323) is slid for locking Position guide groove (3212);

One end of the pull rod (322) located in the housing (321) is provided with a mounting hole (3221) for mounting the locking mechanism (323).
The LED ceiling light according to claim 4, wherein the locking mechanism (323) includes a card core disposed in the mounting hole (3221) to be clamped on the gear (3211) ( 3231), a spring (3232) disposed between the card core (3231) and the pull rod (322), a reset assist disposed in the mounting hole (3221) and resetting the card core (3231) Slice (3233);

The reset auxiliary piece (3233) is provided with a reset hole for resetting the card core (3231); the card core (3231) is disposed in the reset hole.
The LED ceiling light according to claim 3, characterized in that the fixing member (33) comprises a fixed shaft for fixing the casing (321).
The LED ceiling light according to claim 2, wherein the adjustment connector (32) comprises an adjustment ring; the adjustment ring is sleeved on the fixing member (33) and one end is opposite to the lamp cover (20) )connection;

The fixing member (33) includes a locking bolt.
The LED ceiling light according to claim 1, wherein said at least one lamp cover (20) comprises a first lamp cover (20a) and a first lamp cover disposed on opposite long sides of said support frame (10) The two lampshades (20b); the first lampshade (20a) and the second lampshade (20b) are rotatably connected to the support frame (10) through the rotating shaft (31).
The LED ceiling light according to claim 1, characterized in that the support frame (10) is provided with a power source electrically connected to the LED lamp.
The LED ceiling light according to claim 1, characterized in that the support frame (10) and the lamp cover (20) are provided with a waterproof coating.