CN217402400U

CN217402400U - Lamp capable of emitting light from upper part and lower part

Info

Publication number: CN217402400U
Application number: CN202220275436.1U
Authority: CN
Inventors: 谢世光; 朱奕光; 魏彬; 卞国权; 余少涛
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-09-09
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a lamp capable of emitting light from top to bottom, which comprises a lamp body, a light source and a light source controller, wherein the light source and the light source controller are arranged on the lamp body; the lamp body comprises a lamp panel, the lamp panel comprises a face frame, a partition plate, an upper optical layer, a lower optical layer and an upper panel, the partition plate is arranged in the face frame to divide the face frame into an upper area and a lower area, the upper illumination light source, the upper optical layer and the upper panel are packaged in the upper area, and the lower illumination light source and the lower optical layer are packaged in the lower area. The utility model discloses simple structure, convenient operation, accessible light source controller adjust and shine the light-emitting proportion of light source under and for shine the light source and shine the light-emitting effect that appears the difference after the light-emitting combination of light source down.

Description

Lamp capable of emitting light from upper part and lower part

Technical Field

The utility model relates to the field of lighting technology, especially, relate to an upper and lower light-emitting lamps and lanterns.

Background

With the change of the demand and the living form, the types of the current lighting lamps are also gradually diversified, for example, besides the traditional LED lamp emitting light in a single direction, a lamp capable of lighting in two sides also appears. The double-sided lighting lamp is generally suspended in an indoor space, and emits light upwards and downwards through the light guide plate, so that the purposes of attractiveness and lighting are achieved.

At present, the realization of double-sided lighting mainly adopts the following modes:

firstly, plating a metal film on one surface of a light guide plate in an evaporation mode to adjust the light intensity; however, this method greatly increases the production cost, and the metal thin film absorbs the light energy, resulting in optical loss.

Secondly, a reflection structure is arranged at a light-emitting surface corresponding to the light guide plate to adjust the light quantity; however, the reflective structure is disposed corresponding to the entire area of the light-emitting surface, so as to form a mode completely covering the light-emitting surface, and the reflective structure is fixed on the lamp frame and cannot be moved at will, so that the lamp structure cannot change the light-emitting state of the lamp at any time according to the user's needs, and thus, inconvenience is brought to the application.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple structure is provided, convenient operation's upper and lower light-emitting lamps and lanterns, and the accessible is adjusted and is shone the light-emitting proportion of light source and shining the light source down, makes and shone the light source and shine the light source light-emitting and combine the back and present different light-emitting effects down.

In order to solve the technical problem, the utility model provides an up-down light emitting lamp, which comprises a lamp body, a light source and a light source controller, wherein the light source and the light source controller are arranged on the lamp body; the lamp body comprises a lamp panel, the lamp panel comprises a face frame, a partition plate, an upper optical layer, a lower optical layer and an upper panel, the partition plate is arranged in the face frame to divide the face frame into an upper area and a lower area, the upper illumination source, the upper optical layer and the upper panel are packaged in the upper area, and the lower illumination source and the lower optical layer are packaged in the lower area.

As an improvement of the above scheme, an illuminance control module is arranged in the light source controller, and the illuminance control module is used for adjusting the light emitting proportion of the upper illumination light source and/or the lower illumination light source in the upper and lower light emitting lamps at different time intervals so as to enable the illuminance ratio to reach a preset ratio, wherein the illuminance ratio is the ratio of the horizontal illuminance in the illuminated space to the vertical illuminance of the eyes.

As an improvement of the scheme, a color temperature control module is further arranged in the light source controller and used for adjusting the color temperature of the up-lighting light source and/or the down-lighting light source in the up-lighting lamp and the down-lighting lamp in a time-sharing mode so that the color temperature reaches the preset color temperature.

As an improvement of the above scheme, the preset ratio includes a daytime illumination ratio and a nighttime illumination ratio, and the daytime illumination ratio is smaller than the nighttime illumination ratio.

As an improvement of the scheme, the illumination ratio in the daytime is 2:1 and/or the illumination ratio in the nighttime is 3: 1.

As an improvement of the above scheme, the upper optical layer includes an upper prism sheet, an upper diffusion film, an upper light guide plate, and an upper reflective paper, and the upper panel, the upper prism sheet, the upper diffusion film, the upper light guide plate, and the upper reflective paper are sequentially disposed in the upper region from top to bottom.

As an improvement of the above scheme, the lower optical layer includes a lower prismatic crystal plate, a lower diffusion film, a lower light guide plate, and a lower reflective paper, and the lower reflective paper, the lower light guide plate, the lower diffusion film, and the lower prismatic crystal plate are sequentially disposed in the lower region from top to bottom.

In an improvement of the above solution, the upper light source is disposed on an inner wall of the frame body of the face frame and located in the upper region, and the lower light source is disposed on an inner wall of the frame body of the face frame and located in the lower region.

As an improvement of the scheme, foam is arranged between the upper optical layer and the partition plate and between the lower optical layer and the partition plate.

As an improvement of the scheme, the lamp body further comprises a base and a lamp post, and the base is connected with the lamp panel through the lamp post.

Implement the utility model has the advantages that:

the utility model combines the lamp body, the upper illuminating source, the lower illuminating source and the light source controller to form an upper and lower light emitting lamp with simple structure; meanwhile, the light-emitting proportion of the upper light source and the lower light source can be flexibly adjusted through the light source controller, so that the upper light source and the lower light source can be in different light-emitting states after light-emitting combination, and the actual requirements of users can be met;

furthermore, the utility model discloses from the space distribution angle optimization illumination design of light, through add the illuminance control module in the light source controller, through introducing the illuminance ratio, adjust the light-emitting proportion of light source and/or light source under the light-emitting lamps and lanterns from top to bottom in the timesharing to make the light source of light-emitting lamps and lanterns output follow human rhythm rule round the clock from top to bottom;

additionally, the utility model discloses still increase the colour temperature control module in light source controller, through using polychrome mixed light technique, realized the regulation of different periods of time, different colour temperatures, promote rhythm effect.

Drawings

Fig. 1 is a schematic view of a first embodiment of the up-and-down light emitting lamp of the present invention;

FIG. 2 is an exploded view of the lamp panel of the up-down light emitting lamp of the present invention;

fig. 3 is a schematic structural view of the up-and-down light emitting lamp of the present invention;

fig. 4 is a schematic view of a second embodiment of the up-and-down light emitting lamp of the present invention;

fig. 5 is a schematic view of a third embodiment of the up-down light emitting lamp of the present invention.

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. Only this statement, the present invention appears or will appear in the text the upper, lower, inside, outside, etc. position words, only with the attached drawings of the present invention as the benchmark, it is not to the utility model's specific limitations.

Referring to fig. 1, fig. 1 shows a specific structure of the up-down light emitting lamp of the present invention, which includes a lamp body 1, a light source 2 and a light source controller 3, wherein the light source 2 and the light source controller 3 are disposed on the lamp body 1; the light source 2 comprises an upper light source 21 and a lower light source 22; the light source controller 3 is connected to the light source and is configured to drive the upper light source 21 and the lower light source 22 to control the operating states of the upper light source 21 and the lower light source 22.

As shown in fig. 2, the lamp body 1 includes a lamp panel 11 including a face frame 111, a partition 112, an upper optical layer 113, a lower optical layer 114, and an upper panel 115; the partition 112 is disposed in the face frame 111 to divide the face frame 111 into an upper region in which the upper light source 21, the upper optical layer 113, and the upper panel 115 are enclosed and a lower region in which the lower light source 22 and the lower optical layer 114 are enclosed. Preferably, the upper light source 21 and the lower light source 22 are both disposed on the inner wall of the frame body of the face frame 111, the upper light source 21 is located in the upper region, and the lower light source 22 is located in the lower region, which is convenient for fixing and can realize effective division of the sections.

During packaging, the upper light source 21 and the lower light source 22 are fixed on the inner wall of the face frame 111, the lower optical layer 114, the partition plate 112 and the upper optical layer 113 are sequentially installed in the inner cavity of the face frame 111 from bottom to top in a layered manner, and finally the upper panel 115 is placed above the upper optical layer 113 and seals the inner cavity of the face frame 111.

In operation, the upper light source 21 emits light upward through the upper optical layer 113, and the lower light source 22 emits light downward through the lower optical layer 114, thereby creating a simultaneous light-emitting effect.

Preferably, the light source controller 3 may be a regulation switch, but is not limited thereto. In practical applications, a user can input PWM dimming signals to the upper light source 21 and the lower light source 22 through the adjusting switch, so as to control the on/off ratio of the upper light source 21 and the lower light source 22 in a unit time, and adjust the light emitting ratio of the upper light source 21 and the lower light source 22 in the unit time, so that the upper light source 21 and the lower light source 22 are in different states after light emitting combination.

Further, the upper optical layer 113 includes an upper prism sheet 11a, an upper diffusion film 11b, an upper light guide plate 11c, and an upper reflective paper 11 d; during packaging, the upper panel 115, the upper prismatic crystal plate 11a, the upper diffusion film 11b, the upper light guide plate 11c and the upper reflective paper 11d are sequentially disposed in the upper region from top to bottom. Accordingly, the lower optical layer 114 includes a lower prism sheet 11h, a lower diffusion film 11g, a lower light guide plate 11f, and a lower light reflecting paper 11 e; during packaging, the lower reflective paper 11e, the lower light guide plate 11f, the lower diffusion film 11g, and the lower prism sheet 11h are sequentially disposed in the lower region from top to bottom.

It should be noted that, by reasonably matching the optical layers such as the prism plate, the diffusion film, the light guide plate, and the reflective paper, the range of the light emitted from the upper light source 21 and the lower light source 22 can be wider, and the illumination effect is better. In the practical application process, the optical layers can be increased or decreased according to the requirements so as to better meet the practical requirements, and the flexibility is strong.

Preferably, foam 11k may be further disposed between the upper optical layer 113 and the spacer 112 and between the lower optical layer 114 and the spacer 112 (i.e., the foam 11k is disposed between the upper reflective paper 11d and the spacer 11 and between the lower reflective paper 11e and the spacer 11), respectively, so as to improve the sealing property.

As shown in fig. 3, the lamp body 1 further includes a base 4 and a lamp post 5, and the base 4 is connected to the lamp panel 11 through the lamp post 5 to form a floor lamp structure. In practical application, different types of light emitting lamps such as desktop lamps, ceiling lamps and the like can be formed according to the installation mode of the lamp panel 11.

Accordingly, the present embodiment is a side-lighting floor lamp, and a straight-lighting light source may be used as an alternative in practical applications.

As shown in fig. 3, an illuminance control module 31 is provided in the light source controller 3. The illuminance control module 31 is configured to adjust the light-emitting ratio of the upper illumination light source 21 and/or the lower illumination light source 22 in the upper and lower light-emitting lamps at different time intervals, so that the illuminance ratio reaches a preset ratio, where the illuminance ratio is the ratio of the horizontal illuminance in the illuminated space to the vertical illuminance of the eyes.

The utility model discloses the illuminance ratio has been introduced to use the illuminance ratio as the standard, through adjust the light-emitting ratio of light source 21 and/or lower light source 22 of shining in the light-emitting lamps and lanterns from top to bottom, so that the light source of light-emitting lamps and lanterns output follows human rhythm law round the clock from top to bottom.

It should be noted that a memory, a collector and an arithmetic unit are arranged in the illuminance control module 31; wherein, the memory is pre-stored with a preset ratio; the collector is used for collecting the illumination ratio input by a user; the arithmetic unit is used for calculating the illuminance ratio input by the user and a preset ratio to obtain a corresponding PWM dimming signal, so that the light emitting ratio can be quickly adjusted.

In the present embodiment, the time interval is divided into a daytime time interval and a nighttime time interval, and meanwhile, the present embodiment further divides the preset ratio into a daytime illumination ratio and a nighttime illumination ratio, wherein the daytime illumination ratio is not equal to the nighttime illumination ratio; that is to say, according to the rhythm lighting index, the up-down light emitting proportion is adjusted by time intervals (day time interval and night time interval) and mode intervals (day illuminance ratio and night illuminance ratio), the human circadian rhythm system is scientifically adjusted, and self-adjustment of different scenes in different time intervals is realized.

Further, the daytime illumination ratio is smaller than the nighttime illumination ratio. The scheme with a lower ratio is adopted in the daytime, the illumination ratio in the daytime is ensured to be about 2:1, preferably 2:1, higher space brightness can be realized, and higher rhythm stimulation is taken into consideration; the scheme with a higher ratio is adopted at night, the illumination ratio at night is ensured to be about 3:1, preferably 3:1, the vertical illumination of eyes can be reduced, the rhythm stimulation intensity is reduced, and the adjustment range of the rhythm effect intensity is larger by combining the spectrum scheme.

As shown in fig. 5, a color temperature control module 32 is further disposed in the light source controller 3. Specifically, the method comprises the following steps: the color temperature control module 32 is configured to adjust the color temperature of the upper light source 21 and/or the lower light source 22 in the upper and lower light-emitting lamps at different time intervals, so that the color temperature reaches a preset color temperature.

In this embodiment, the color temperature control module 32 introduces a color temperature adjusting function in different time periods, and the color temperature adjusting function realizes adjustment of different time periods and different color temperatures by using a multicolor light mixing technology, thereby improving rhythm effects.

It should be noted that, a memory and an arithmetic unit are arranged in the color temperature control module 32; wherein, the memory is prestored with preset color temperature; the arithmetic unit is used for calculating the real-time color temperature and the preset color temperature to obtain a corresponding color temperature signal, so that the color temperature adjustment of the upper illumination light source 21 and/or the lower illumination light source 22 in the upper and lower light-emitting lamps is realized. The specific color temperature adjustment method is prior art and will not be described in detail herein. Preferably, the suitable color temperature for daytime illumination and the suitable color temperature for nighttime illumination stored in the memory are 5000K and 3500K, but not limited thereto, and can be adjusted according to actual situations.

By last, the utility model discloses a go up light-emitting lamps and lanterns, the formation has the unique structure of lighting source 21 and lighting source 22 down, and combine light source controller 3's rhythm control function, realize the parthenograph, the timesharing, polychrome temperature, the light modulation of upper and lower light-emitting proportion, can scientifically adjust human circadian rhythm system, realize the self-regulation of the different scenes of different periods, not only be favorable to improving the whole bright impression of interior space, and do benefit to the amazing intensity of regulation and control irradiant rhythm, satisfy the vision of difference in one day, the amazing combination of rhythm, improve office staff work efficiency and visual comfort.

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. The lamp with the upper light emitting function and the lower light emitting function is characterized by comprising a lamp body, a light source and a light source controller, wherein the light source and the light source controller are arranged on the lamp body;

the lamp body comprises a lamp panel, the lamp panel comprises a face frame, a partition plate, an upper optical layer, a lower optical layer and an upper panel, the partition plate is arranged in the face frame to divide the face frame into an upper area and a lower area, the upper light source, the upper optical layer and the upper panel are packaged in the upper area, and the lower light source and the lower optical layer are packaged in the lower area.

2. The light fixture of claim 1, wherein an illuminance control module is disposed in the light source controller, and the illuminance control module is configured to adjust the light output ratio of the upper light source and/or the lower light source in the light fixture at different time intervals, so that an illuminance ratio reaches a preset ratio, where the illuminance ratio is a ratio of horizontal illuminance in an illuminated space to vertical illuminance of eyes.

3. The top-down light fixture as claimed in claim 2, wherein a color temperature control module is further disposed in the light source controller, and the color temperature control module is configured to adjust the color temperature of the top light source and/or the bottom light source of the top-down light fixture at different time intervals, so as to make the color temperature reach a predetermined color temperature.

4. The above-below light fixture as claimed in claim 2, wherein the predetermined ratio comprises a daytime illumination ratio and a nighttime illumination ratio, and the daytime illumination ratio is smaller than the nighttime illumination ratio.

5. The above-below light fixture as claimed in claim 4, wherein the daytime illumination ratio is 2:1 and/or the nighttime illumination ratio is 3: 1.

6. The top-down light fixture of claim 1 wherein the top optical layer comprises a top prism sheet, a top diffuser film, a top light guide plate, and a top reflective paper, and the top plate, the top prism sheet, the top diffuser film, the top light guide plate, and the top reflective paper are sequentially disposed in the top region from top to bottom.

7. The top-down light fixture of claim 1 wherein the lower optical layer comprises a lower prismatic plate, a lower diffusion film, a lower light guide plate, and a lower reflective paper, the lower light guide plate, the lower diffusion film, and the lower prismatic plate being disposed in the lower region in sequence from top to bottom.

8. The light fixture of claim 1, wherein the top illumination source is disposed on the inner wall of the frame of the panel frame and located in the upper region, and the bottom illumination source is disposed on the inner wall of the frame of the panel frame and located in the lower region.

9. The light fixture as claimed in claim 1, wherein foam is disposed between the upper optical layer and the partition, and between the lower optical layer and the partition.

10. The light emitting lamp set according to claim 1, wherein the lamp body further comprises a base and a lamp post, and the base is connected to the lamp panel through the lamp post.