CN217178377U

CN217178377U - LED lamp with upper light emitting function and lower light emitting function

Info

Publication number: CN217178377U
Application number: CN202220039994.8U
Authority: CN
Inventors: 郑伟雄; 朱亦光; 孙研; 邝俊杰; 唐浩彬; 卞国权
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-08-12
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a LED lamp with upper and lower light emitting, which comprises a lamp shell, a driving power supply, a first light source, a second light source, a first diffusion plate and a second diffusion plate, wherein a first lamp groove is arranged at the top of the lamp shell, the first diffusion plate is fixed with the opening side of the first lamp groove, the first light source is accommodated in the first lamp groove, and the light emitting surface of the first light source faces the first diffusion plate; the bottom of the lamp housing is provided with a second lamp groove, the second diffusion plate is fixed with the opening side of the second lamp groove, the second light source is contained in the second lamp groove, and the light emitting surface of the second light source faces the second diffusion plate; the driving power supply is connected with the first light source and the second light source. The utility model discloses can avoid whole space light and shade layering phenomenon, effectively reduce the glare.

Description

LED lamp capable of emitting light from top to bottom

Technical Field

The utility model relates to an illumination lamps and lanterns technical field especially relates to a LED lamps and lanterns of upper and lower light-emitting.

Background

Modern home decoration and business illumination lamps not only seek simple illumination, but also focus on the atmosphere created by the lamp decoration and comfortable luminous environment.

However, most of the existing lighting lamps in the market only emit light downwards in a single side, and because a large distance is generally reserved between the lamp housing and the ceiling when some lamps are installed, the lighting lamps emitting light downwards in a single side easily cause obvious bright and dark faults in the upper space and the lower space of the lamp housing, and are easy to cause glare. Working in an environment where such lighting fixtures provide illumination for a long time can affect the overall work efficiency and the visual health of the personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a LED lamps and lanterns of light-emitting from top to bottom are provided, can avoid whole space light and shade layering phenomenon, effectively reduce the glare.

In order to solve the above technical problems, the utility model provides an LED lamp emitting light from top to bottom, comprising a lamp housing, a driving power supply, a first light source, a second light source, a first diffusion plate and a second diffusion plate,

the top of the lamp housing is provided with a first lamp groove, the first diffusion plate is fixed with the opening side of the first lamp groove, the first light source is accommodated in the first lamp groove, and the light emitting surface of the first light source faces the first diffusion plate;

the bottom of the lamp housing is provided with a second lamp groove, the second diffusion plate is fixed with the opening side of the second lamp groove, the second light source is contained in the second lamp groove, and the light emitting surface of the second light source faces the second diffusion plate;

the driving power supply is connected with the first light source and the second light source.

As an improvement of the above scheme, the air conditioner further comprises a grid net, and the grid net is arranged below the second diffusion plate.

As an improvement of the above aspect, a ratio of the luminous flux emitted from the second lamp house to the luminous flux emitted from the first lamp house is 1: (0.26-0.33).

As an improvement of the above scheme, the lamp further comprises a main controller and a light intensity sensor, wherein the light intensity sensor is arranged on the lamp housing and faces downwards and is used for sampling the light intensity in the current environment, the driving power supply and the light intensity sensor are connected with the main controller, and the main controller is used for controlling the driving power supply to supply power to the second light source.

As an improvement of the above scheme, the light source device further comprises a time sequence controller, wherein the time sequence controller is connected with the driving power supply and is used for controlling the driving power supply to supply power to the first light source.

As an improvement of the scheme, a first clamping groove used for fixing the first light source is arranged at the bottom of the first lamp groove, a second clamping groove used for fixing the second light source is arranged at the bottom of the second lamp groove,

the number of the second clamping grooves is 3 times that of the first clamping grooves.

As an improvement of the above scheme, a third clamping groove for fixing the first diffusion plate is arranged at the edge of the opening of the first lamp groove;

and a fourth clamping groove for fixing a second diffusion plate and a fifth clamping groove for fixing the grid net are formed in the edge part of the opening of the second lamp groove.

As an improvement of the scheme, a power supply installation cavity is arranged in the lamp shell, two ends of the power supply installation cavity are provided with openings, and the power supply installation cavity is symmetrically arranged on two sides of the first lamp groove and the second lamp groove.

As an improvement of the scheme, the lamp also comprises a connecting piece, wherein two ends of the connecting piece are respectively spliced with two adjacent lamp shells so as to connect the two adjacent lamp shells end to end.

As an improvement of the above scheme, the lamp further comprises an inner end cover and an outer decorative cover, wherein the inner end cover is fixed at the end part of the lamp housing, the outer decorative cover is provided with grid mesh lines, and the outer decorative cover is sleeved outside the inner end cover.

Implement the utility model discloses, following beneficial effect has:

the utility model provides a light-emitting diode (LED) lamp capable of emitting light from top to bottom, wherein a first light groove and a second light groove are respectively arranged at the top and the bottom of a lamp shell, and a first light source positioned in the first light groove emits light to a first diffusion plate positioned at the opening side of the first light groove, so that the light-emitting from top is realized; the second light source positioned in the second lamp groove emits light to the second diffusion plate positioned on the opening side of the second lamp groove to realize downward light emission; the combination of the upper light-emitting layer and the lower light-emitting layer can ensure the illumination brightness requirement of a working space, and the upper light-emitting layer brings uniform illumination through diffuse reflection, so that the whole space can be illuminated, light and shade faults of the upper space and the lower space cannot be formed, glare is not easy to generate, and the whole visual effect is more comfortable;

the grid net positioned below the second diffusion plate can improve the uniformity of light emission, and simultaneously realize no light when the light is exposed, thereby avoiding the direct stimulation of a light source to a human visual system;

the illuminance sensor acquires the illuminance in the current environment in real time, and the main controller controls the power supply condition of the driving power supply to the second light source, so that the illuminance of the current environment is kept in a constant range, personnel in the current environment are in the optimal working state, and the working efficiency is improved;

the time schedule controller controls the power supply of the first light source according to the set time parameters, so that the illumination of the light emitted by the first light source is close to the illumination of the natural environment at the current time, and the comfort of human eyes is improved.

Drawings

Fig. 1 is a schematic view of an exploded structure of an embodiment of an LED lamp emitting light from top to bottom according to the present invention;

fig. 2 is a schematic end view of the lamp envelope of fig. 1;

fig. 3 is a schematic structural view of another embodiment of the LED lamp emitting light from top to bottom.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the present invention provides an embodiment of an LED lamp with light emitting from top to bottom, including a lamp housing 1, a driving power supply 2, a first light source 3, a second light source 4, a first diffusion plate 5 and a second diffusion plate 6, wherein a first light trough 11 is disposed at the top of the lamp housing 1, the first diffusion plate 5 is fixed to the opening side of the first light trough 11, the first light source 3 is accommodated in the first light trough 11, and the light emitting surface of the first light source faces the first diffusion plate 5; a second light trough 12 is formed at the bottom of the lamp housing 1, the second diffusion plate 6 is fixed to the opening side of the second light trough 12, the second light source 4 is accommodated in the second light trough 12, and the light emitting surface of the second light source faces the second diffusion plate 6; a power supply installation cavity 13 is arranged in the lamp housing 1, and the driving power supply 2 is accommodated in the power supply installation cavity 13 and connected with the first light source 3 and the second light source 4.

In the embodiment, the top and the bottom of the lamp housing 1 are respectively provided with the first lamp groove 11 and the second lamp groove 12, and the first light source 3 located in the first lamp groove 11 emits light to the first diffusion plate 5 located on the opening side of the first lamp groove 11, so that upward light emission is realized; the second light source 4 in the second light trough 12 emits light to the second diffusion plate 6 on the opening side of the second light trough 12 to realize downward light emission; the upper light emitting layer and the lower light emitting layer are combined to meet the requirement of illumination brightness of a working space, the upper light emitting layer brings uniform illumination through diffuse reflection, the whole space can be illuminated, light and shade faults of the upper space and the lower space cannot be formed, glare cannot be easily caused, and the whole visual effect is more comfortable.

For the visual comfort degree of light-emitting under further promoting, the LED lamps and lanterns of this embodiment still include grid net 7, grid net 7 is located the below of second diffuser plate 6. Specifically, the grid net 7 specifically comprises baffle assemblies which are closely arranged, each baffle assembly comprises wavy baffles 71 which are arranged in a mirror symmetry manner, and the wave crests of the wavy baffles 71 are connected with the wave troughs of the adjacent wavy baffles 71 to form a plurality of grid cells. The design of grid cell makes the light through 6 outgoing of second diffuser plate improve the luminous degree of consistency at the surface stroke refraction of grid net 7, realizes simultaneously that the light is not seen the lamp, avoids the direct amazing people's eye visual system of light source, promotes use comfort.

The ratio of the luminous flux emitted from the second lamp house 12 to the luminous flux emitted from the first lamp house 11 is preferably 1: (0.26-0.33), the light is more balanced and comfortable in vision when the light is emitted up and down, and visual fatigue is avoided.

According to the needs, the first light source 3 and the second light source 4 can be light sources with different color temperatures respectively to create different lighting atmospheres.

In order to obtain constant illumination of the working surface, the LED lamp of this embodiment preferably further includes a main controller (not shown in the figure) and an illumination sensor (not shown in the figure), the illumination sensor is disposed on the lamp housing 1 facing downward and is configured to sample illumination in the current environment, the driving power supply 2 and the illumination sensor are both connected to the main controller, and the main controller is configured to control the driving power supply 2 to supply power to the second light source 4. According to the illuminance in the current environment obtained by the illuminance sensor in real time, the master controller controls the power supply condition of the driving power supply 2 to the second light source 4, so that the illuminance in the current environment is kept in a constant range, the personnel in the current environment are in the best working state, and the working efficiency is improved.

In addition, since the light intensity of the natural environment changes with time, in order to keep the brightness of the illumination space at the top of the LED lamp consistent with the natural environment, the LED lamp of this embodiment preferably further includes a timing controller (not shown in the figure), where the timing controller is connected to the driving power supply 2 and is configured to control the driving power supply 2 to supply power to the first light source 3. The time schedule controller can control the power supply of the first light source 3 according to the set time parameter, so that the illumination of the light emitted by the first light source 3 is close to the illumination of the natural environment at the current time. Therefore, when the eyes of people shift between the outdoor (natural environment) and the indoor lighting environment, people can feel a light environment which tends to be consistent, and discomfort and even dizziness of eyes caused by light and shade conversion of the environment are avoided.

In this embodiment, a first slot 111 for fixing the first light source 3 is disposed at the bottom of the first light trough 11, and a third slot 112 for fixing the first diffusion plate 5 is disposed at the opening edge of the first light trough 11; a second locking groove 121 for fixing the second light source 4 is disposed at the bottom of the second light trough 12, and a fourth locking groove 122 for fixing the second diffusion plate 6 and a fifth locking groove 123 for fixing the grid net 7 are disposed at the opening edge of the second light trough 12.

The lamp envelope 1 of the present embodiment is preferably made of an extruded aluminum profile. The two ends of the power supply installation cavity 13 are open, and the power supply installation cavity 13 is symmetrically arranged on two sides of the first lamp groove 11 and the second lamp groove 12. The power supply installation cavity 13 provides a large expandable space, and functional parts such as a sound box can be installed at the position of the power supply installation cavity 13 according to needs.

First light source 3 and second light source 4 are the light source board, and this light source board includes aluminium base board to and the SMD lamp pearl that the array set up on the aluminium base board. The light source boards are arranged in one-to-one correspondence with the first card slot 111 and the third card slot 112, and the number of the second card slots 121 is 3 times that of the first card slot 111, so that the luminous flux emitted by the second lamp slot 12 and the luminous flux emitted by the first lamp slot 11 can be close to the ratio (1 (0.26-0.33)) even when the main controller does not adjust the power supply of the second light source 4.

In addition, combine fig. 3, as required, can also with the utility model discloses a form of establishing ties is set to the LED lamps and lanterns, specifically through both ends respectively with adjacent two the connecting piece 8 that lamp body 1 pegged graft is connected, will adjacent two lamp body 1 end to end. The connector 8 may be a component that integrates the functions of a sound system and the like.

In addition, this embodiment has still set up end cover 9 at the tip of lamp body 1, including the interior end cover 91 that links to each other with lamp body 1 tip, and the outer trim cover 92 of establishing is in interior end cover 91 overcoat, be equipped with on the outer trim cover 92 with the similar line of grid net 7 helps promoting the wholeness of product.

The utility model discloses a LED lamps and lanterns of upper and lower light-emitting can be installed in occasions such as classroom, office, meeting room through the suspension wire subassembly 10 fixed with lamp body 1, can effectively reduce glare harm, and more healthy, safe, comfortable lighting environment is built to the help.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. An LED lamp capable of emitting light up and down is characterized by comprising a lamp shell, a driving power supply, a first light source, a second light source, a first diffusion plate and a second diffusion plate,

2. The LED lamp with upper and lower light extraction as claimed in claim 1, further comprising a grid mesh, wherein the grid mesh is disposed below the second diffuser plate.

3. The LED lamp of claim 1, wherein the ratio of the luminous flux emitted from the second lamp trough to the luminous flux emitted from the first lamp trough is 1: (0.26-0.33).

4. The LED lamp with upper and lower light emission according to claim 1, further comprising a main controller and a light intensity sensor, wherein the light intensity sensor is disposed on the lamp housing facing downward and used for sampling light intensity in a current environment, the driving power supply and the light intensity sensor are both connected to the main controller, and the main controller is used for controlling the driving power supply to supply power to the second light source.

5. The LED lamp of claim 1, further comprising a timing controller, wherein the timing controller is connected to the driving power source, and is configured to control the driving power source to supply power to the first light source.

6. The LED lamp with upper and lower light emission according to claim 2, wherein the bottom of the first light groove is provided with a first slot for fixing the first light source, the bottom of the second light groove is provided with a second slot for fixing the second light source,

7. The LED lamp with upward and downward light emission according to claim 6, wherein a third slot for fixing the first diffuser plate is disposed at the edge of the opening of the first light trough;

8. The LED lamp with upper and lower light emission according to claim 6, wherein a power supply installation cavity is arranged in the lamp housing, two ends of the power supply installation cavity are open, and the power supply installation cavity is symmetrically arranged on two sides of the first lamp groove and the second lamp groove.

9. The LED lamp with upward and downward light emission according to claim 1, further comprising a connecting member, wherein two ends of the connecting member are respectively inserted into two adjacent lamp housings so as to connect the two adjacent lamp housings end to end.

10. The LED lamp with upward and downward light emission according to claim 2, further comprising an inner end cap and an outer decorative cap, wherein the inner end cap is fixed to an end of the lamp housing, the outer decorative cap is provided with patterns, and the outer decorative cap is sleeved outside the inner end cap.