CN110715221A

CN110715221A - Scalable LED panel light

Info

Publication number: CN110715221A
Application number: CN201911032949.9A
Authority: CN
Inventors: 赵维捷
Original assignee: Weijitai Optoelectronic Technology (xuzhou) Co Ltd
Current assignee: Weijitai Optoelectronic Technology (xuzhou) Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-01-21

Abstract

The invention discloses a telescopic LED panel lamp, which belongs to the field of lighting devices and comprises a main lamp, a telescopic device, a power supply, a lamp frame and an auxiliary lighting device. The main lamp level sets up, auxiliary lighting device includes two lamp plates, two power supply pieces, a plurality of lamp strip and a plurality of contact piece. Two the lamp plate is vertical to be fixed in the left and right sides of main light upper surface, and two the parallel arrangement in opposite directions of lamp plate. Through the telescoping device who sets up for main lamp can be flexible from top to bottom in the realization on the rim, and at the in-process of main lamp flexible from top to bottom, auxiliary lighting device is following and is reciprocating, and is different according to the distance that removes, can light the lamp strip of different quantity among the auxiliary lighting device, and the main lamp that the lamp strip cooperation of lighting descends can be showing and strengthen the illuminating effect.

Description

Scalable LED panel light

Technical Field

The invention relates to the field of lighting devices, in particular to a telescopic LED panel lamp.

Background

The LED lamp gradually replaces the traditional fluorescent lamp and incandescent lamp with high energy consumption due to the advantages of low energy consumption, high brightness and the like, and is widely applied to daily life and production work of people. The conventional LED flat lamp is fixedly installed on an indoor ceiling, and the position height and the brightness of the LED flat lamp are difficult to adjust in the using process after the LED flat lamp is installed. Although LED flat lamps which can be vertically extended and retracted are introduced in the market, the LED flat lamps only adjust the brightness by vertically moving to adjust the distance between the LED flat lamps and the object to be illuminated, and this way cannot effectively increase the brightness.

Disclosure of Invention

In order to overcome the defects of the prior art, the technical problem to be solved by the present invention is to provide a retractable LED flat lamp, which can be retracted by a retracting device, and can increase the brightness of the side by an auxiliary lighting device during the extension process.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a telescopic LED panel lamp which comprises a main lamp, a telescopic device, a power supply, a lamp frame and an auxiliary lighting device. The main lamp level sets up, auxiliary lighting device includes two lamp plates, two power supply pieces, a plurality of lamp strip and a plurality of contact piece. Two the lamp plate is vertical to be fixed in the left and right sides of main light upper surface, and two the parallel arrangement in opposite directions of lamp plate. The two lamp plate faces far away are installation faces, and the two lamp plate faces opposite to each other are lifting faces. The contact piece comprises a main contact piece and a top contact piece, and the plurality of light bars and the main contact pieces are fixed on the mounting surface from bottom to top. And one horizontal side of each light bar is correspondingly provided with one main contact piece, and the top contact piece is arranged above the topmost main contact piece. The lamp strip and the main lamp are provided with two electric connection ends, and the two electric connection ends of the lamp strip are respectively and electrically connected with the corresponding contact pieces and the contact pieces above the contact pieces. One electric connection end of the lamp strip positioned at the topmost end is electrically connected with the corresponding contact point, and the other electric connection end of the lamp strip is electrically connected with the top contact piece. Two the lamp plate bottommost the main contact piece is connected electrically each other. The lamp frame comprises the horizontal pole that the level set up and two vertical montants that are fixed in the horizontal pole both ends, two the power supply piece is fixed in the bottom of two montants respectively. The telescoping device is fixed in the bottom of horizontal pole, just the telescoping device respectively with two the lamp plate is connected. The telescoping device drive lamp plate with the main light reciprocates, makes the power supply piece with on the lamp plate main contact piece or the contact of top. The power supply is electrically connected with the main lamp and is also electrically connected with the two power supply sheets respectively.

In a preferred technical scheme of the invention, the telescopic device comprises a connecting rod, a motor, a driving gear and racks arranged on the lifting surfaces of the two lamp panels. The two connecting rods are vertically fixed at the bottoms of the cross rods, the two motors are respectively fixed at the bottoms of the two connecting rods, the gear is meshed with the rack, and the power output end of each motor is fixedly connected with the axis of the gear. The motor drive the gear rotation reciprocates with the drive the lamp plate.

In a preferred technical scheme of the invention, a first limiting plate is fixed at the upper end of the mounting surface, and a second limiting plate is fixed on the opposite surfaces of the two vertical rods.

In a preferred technical scheme of the invention, a handle is arranged on the lower surface of the main lamp.

In a preferred technical scheme of the invention, a fan for heat dissipation is fixed on the upper surface of the main lamp.

In a preferred technical scheme of the invention, the cross bar is provided with a plurality of through holes for heat dissipation.

In a preferred technical scheme of the invention, the telescopic device comprises an electric cylinder, a fixed end of the electric cylinder is fixed at the bottom of the cross rod, and a free end of the electric cylinder is fixedly connected with the upper surface of the main lamp.

In a preferred technical scheme of the invention, a resistor is connected in series on a circuit in which the main contact pieces at the lowest ends of the two lamp panels are electrically connected with each other.

The invention has the beneficial effects that:

according to the telescopic LED panel lamp provided by the invention, the main lamp can be stretched up and down on the lamp frame through the arranged telescopic device, the auxiliary lighting device moves up and down along with the main lamp in the process of stretching up and down, different numbers of lamp strips in the auxiliary lighting device can be lightened according to different moving distances, the lightened lamp strips are matched with the descending main lamp, and the lighting effect can be obviously enhanced.

Drawings

Fig. 1 is a schematic structural diagram of a retractable LED flat lamp according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a usage state I of the retractable LED flat lamp according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a usage state II of the retractable LED flat lamp according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a retractable LED flat lamp according to an embodiment of the present invention, in which a cylinder is used as a retractable device;

fig. 5 is a schematic circuit connection structure diagram of a retractable LED flat lamp according to an embodiment of the present invention; .

In the figure:

1. the main light, 12, the fan, 13, the handle, 21, the connecting rod, 22, the motor, 23, the gear, 24, the rack, 25, the cylinder, 3, the power, 41, the horizontal pole, 42, the montant, 43, the through-hole, 44, first limiting plate, 45, the second limiting plate, 51, the lamp plate, 52, the installation face, 53, promote the face, 54, the main contact piece, 55, the top contact piece, 56, the lamp strip, 57, the power supply piece, 58, resistance.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1, 2 and 5, in the embodiment, a retractable LED flat lamp is provided, which includes a main lamp 1, a retractable device, a power supply 3, a lamp frame, and an auxiliary lighting device. The main lamp 1 is horizontally arranged, and the auxiliary lighting device comprises two lamp panels 51, two power supply pieces 57, a plurality of lamp strips 56 and a plurality of main contact pieces 54. The two lamp panels 51 are vertically fixed on the left and right sides of the upper surface of the main lamp 1, and the two lamp panels 51 are arranged in parallel in opposite directions. The surfaces of the two lamp panels 51 away from each other are mounting surfaces 52, and the surfaces of the two lamp panels 51 facing each other are lifting surfaces 53. The main contact piece 54 includes a main contact piece 54 and a top contact piece 55, and the plurality of light bars 56 and the plurality of main contact pieces 54 are fixed to the mounting surface 52 from below to above. A main contact piece 54 is correspondingly arranged on one horizontal side of each light bar 56, and a top contact piece 55 is arranged above the topmost main contact piece 54. The light bar 56 and the main lamp 1 are both provided with two electric connection ends, and the two electric connection ends of the light bar 56 are respectively and electrically connected with the corresponding main contact piece 54 and the main contact piece 54 above the main contact piece 54. One electrical end of the topmost light bar 56 is electrically connected to its corresponding primary contact pad 54, and the other electrical end is electrically connected to the top contact pad 55. The main contact pieces 54 at the lowermost ends of the two lamp panels 51 are electrically connected to each other. The lamp frame comprises horizontal pole 41 and two vertical poles 42 that are vertically fixed in horizontal pole 41 both ends that the level set up, and two power supply pieces 57 are fixed in the bottom of two vertical poles 42 respectively. The telescopic device is fixed at the bottom of the cross rod 41, and the telescopic device is respectively connected with the two lamp panels 51. The extension device drives the lamp panel 51 and the main lamp 1 to move up and down, so that the power supply sheet 57 contacts with the main contact sheet 54 or the top contact sheet 55 on the lamp panel 51. The power supply 3 is electrically connected to the main lamp 1, and the power supply 3 is also electrically connected to the two power supply pads 57, respectively.

In normal use, the power supply 3 provides energy to turn on the main lamp 1, and at this time, the main contact piece 54 at the bottom of the two lamp panels 51 is connected with the power supply piece 57 to form a loop, but the light bar 56 is not arranged on the loop, so the auxiliary lighting device does not realize lighting. When indoor luminance is not enough, needs to make main lamp 1 descend and increase luminance, the telescoping device extension drives two lamp plates 51 and the main lamp 1 of being connected with lamp plate 51 and descends together. The distances in the vertical direction of two adjacent main contact pieces 54 on the lamp panel 51 are the same. The telescopic device is preset, and the distance of each descending of the telescopic device is the distance between two adjacent main contact pieces 54, so that each descending of the telescopic device, the power supply piece 57 is contacted with the other main contact piece 54 and communicated with the light bar 56 below the main contact piece 54 to form a loop, and the light bars 56 are lightened to provide additional illumination. The user can control the telescoping device to descend different heights according to the actual illumination brightness needs to trigger different numbers of light bars 56 to realize additional illumination. When all light bars 56 are required to be lightened, the telescopic device stretches to the longest, the power supply piece 57 is in contact with the top contact piece 55 at the moment, the power supply piece 57 is communicated with all the light bars 56 on the lamp panel 51, and all the light bars 56 are lightened to provide the maximum illumination brightness. When the brightness is not needed, the telescopic device is controlled to retract. The whole control process is simple and efficient, and multi-stage adjustment of the illumination brightness is realized through a simpler structure.

In one embodiment of the present invention, the telescopic device includes a connecting rod 21, a motor 22, a driving gear 23, and a rack 24 provided on the lifting surface 53 of the two lamp panels 51. The two connecting rods 21 are vertically fixed at the bottom of the cross rod 41, the two motors 22 are respectively fixed at the bottoms of the two connecting rods 21, the gear 23 is meshed with the rack 24, and the power output ends of the motors 22 are fixedly connected with the axle center of the gear 23. The motor 22 drives the gear 23 to rotate so as to drive the lamp panel 51 to move up and down. When the main lamp 1 needs to be controlled to fall, the motor 22 is started, the driving gear 23 rotates, the gear 23 rotates to drive the rack 24 meshed with the gear to move, and then the lamp panel 51 and the main lamp 1 rise and fall. In this embodiment, the motor 22 is a stepping motor 22, and the rotation speed and rotation angle of the stepping motor can be flexibly adjusted, so that the heights of the main lamp 1 and the auxiliary lighting device can be conveniently adjusted.

In one embodiment of the present invention, as shown in fig. 3, a first limit plate 44 is fixed to the upper end of the mounting surface 52, and a second limit plate 45 is fixed to the opposite surfaces of the two vertical rods 42. When the lamp panel 51 descends to the top contact piece 55 and is connected with the power supply piece 57, the first limiting plate 44 can be supported on the second limiting plate 45, and the lamp panel 51 and the main lamp 1 are prevented from continuously descending.

In one embodiment of the invention, the lower surface of the main lamp 1 is provided with a handle 13. When the telescopic device does not work or breaks down, the main lamp 1 and the lamp panel 51 are directly pulled to descend through the handle 13, so that manual adjustment is realized.

In one embodiment of the present invention, a fan 12 for dissipating heat is fixed to the upper surface of the main lamp 1. The fan 12 can blow away heat emitted by the main lamp 1 and the auxiliary lighting device during working, so as to avoid temperature rise caused by heat accumulation on the main lamp 1 and the auxiliary lighting device.

In one embodiment of the present invention, the cross bar 41 is provided with a plurality of through holes 43 for heat dissipation. When the fan 12 blows away heat, the heat can be discharged through the through hole 43, and the temperature on the main lamp 1 can be kept not too high after the heat is discharged through the through hole 43.

In one embodiment of the present invention, as shown in fig. 4, the telescopic device comprises an electric cylinder 25, a fixed end of the electric cylinder 25 is fixed on the bottom of the cross bar 41, and a free end of the electric cylinder 25 is fixedly connected with the upper surface of the main lamp 1. This adopts cylinder 25 to control the whereabouts of main lamp 1 and lamp plate 51. The linearity of the adjustment of the air cylinder 25 is higher, and the lifting and the stretching can be more gentle during the adjustment.

In one embodiment of the present invention, to prevent short circuit, a resistor 58 is connected in series to the circuit electrically connecting the main contacts 54 at the bottom ends of the two lamp panels 51. When the two main contacts 54 at the bottom of the two lamp panels 51 are electrically connected, there is no danger of short circuit due to the resistor 58 connected in series on the circuit.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a dull and stereotyped lamp of scalable LED which characterized in that: comprises a main lamp (1), a telescopic device, a power supply (3), a lamp frame and an auxiliary lighting device;

the main lamp (1) is horizontally arranged, and the auxiliary lighting device comprises two lamp panels (51), two power supply pieces (57), a plurality of lamp strips (56) and a plurality of contact pieces;

the two lamp panels (51) are vertically fixed on the left side and the right side of the upper surface of the main lamp (1), and the two lamp panels (51) are arranged in parallel in opposite directions;

the surfaces, far away from each other, of the two lamp panels (51) are installation surfaces (52), and the surfaces, opposite to each other, of the two lamp panels (51) are lifting surfaces (53);

the contact pieces include a main contact piece (54) and a top contact piece (55),

the plurality of light bars (56) and the plurality of main contact pieces (54) are fixed on the mounting surface (52) from bottom to top;

one main contact piece (54) is correspondingly arranged on one horizontal side of each light bar (56), and the top contact piece (55) is arranged above the topmost main contact piece (54);

the light bar (56) and the main lamp (1) are respectively provided with two electric connection ends, and the two electric connection ends of the light bar (56) are respectively and electrically connected with the corresponding main contact piece (54) and the main contact piece (54) above the main contact piece (54);

one electric connection end of the lamp strip (56) positioned at the topmost end is electrically connected with the corresponding main contact piece (54), and the other electric connection end of the lamp strip is electrically connected with the top contact piece (55);

the main contact pieces (54) at the bottommost ends of the two lamp panels (51) are electrically connected with each other;

the lamp frame is composed of a horizontal rod (41) which is horizontally arranged and two vertical rods (42) which are vertically fixed at two ends of the horizontal rod (41), and the two power supply pieces (57) are respectively fixed at the bottoms of the two vertical rods (42);

the telescopic devices are fixed at the bottoms of the cross rods (41) and are respectively connected with the two lamp panels (51); the telescopic device drives the lamp panel (51) and the main lamp (1) to move up and down, so that the power supply sheet (57) is in contact with the main contact sheet (54) or the top contact sheet (55) on the lamp panel (51);

the power supply (3) is electrically connected with the main lamp (1), and the power supply (3) is also electrically connected with the two power supply pieces (57) respectively.

2. The retractable LED flat panel lamp of claim 1, wherein:

the telescopic device comprises a connecting rod (21), a motor (22), a driving gear (23) and racks (24) arranged on the lifting surfaces (53) of the two lamp panels (51);

the two connecting rods (21) are vertically fixed at the bottoms of the cross rods (41), the two motors (22) are respectively fixed at the bottoms of the two connecting rods (21), the gear (23) is meshed with the rack (24), and the power output end of each motor (22) is fixedly connected with the axis of the gear (23);

the motor (22) drives the gear (23) to rotate so as to drive the lamp panel (51) to move up and down.

3. The retractable LED flat panel lamp of claim 1, wherein:

a first limiting plate (44) is fixed at the upper end of the mounting surface (52), and second limiting plates (45) are fixed on the opposite surfaces of the two vertical rods (42).

4. The retractable LED flat panel lamp of claim 1, wherein:

the lower surface of the main lamp (1) is provided with a handle (13).

5. The retractable LED flat panel lamp of claim 1, wherein:

and a fan (12) for heat dissipation is fixed on the upper surface of the main lamp (1).

6. The retractable LED flat lamp of claim 5, wherein:

the cross rod (41) is provided with a plurality of through holes (43) for heat dissipation.

7. The retractable LED flat panel lamp of claim 1, wherein:

the telescoping device includes electric cylinder (25), the stiff end of electric cylinder (25) is fixed in the bottom of horizontal pole (41), the free end of electric cylinder (25) with the upper surface fixed connection of main light (1).

8. The retractable LED flat panel lamp of claim 1, wherein:

two lamp plate (51) the least significant end main contact piece (54) connect in series resistance (58) on the circuit of electricity connection each other.