CN216521202U

CN216521202U - Stage lamp with variable display fingers

Info

Publication number: CN216521202U
Application number: CN202123388990.5U
Authority: CN
Inventors: 蒋伟楷; 其他发明人请求不公开姓名
Original assignee: Guangzhou Haoyang Electronic Co Ltd
Current assignee: Guangzhou Haoyang Electronic Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a stage lamp that variable apparent indicates, which comprises a case, the pin joint is in the arm of quick-witted case, the pin joint is in the lamp holder of arm, be equipped with the light source module that is used for producing the light beam in the lamp holder, the light-emitting department of lamp holder is equipped with the light-emitting lens that is used for the light-emitting, the light source module includes circuit substrate, be equipped with first apparent LED chip that indicates on circuit substrate, the second shows and indicates the LED chip, first apparent LED chip that indicates LED chip and second show and indicate LED chip mutually independent control, and the apparent of first apparent LED chip that indicates is less than the apparent of second shows and indicates LED chip indicates, still including the control module who is used for controlling first apparent LED chip, the luminous power of second apparent LED chip. The circuit substrate is provided with a first display LED chip and a second display LED chip which are independently controlled, and the control module controls the luminous power of the first display LED chip and the luminous power of the second display LED chip, so that the display of the mixed light spot projected by the light-emitting lens can be changed between the display of the first display LED chip and the display of the second display LED chip, and the requirements of different scenes can be met.

Description

Stage lamp with variable display fingers

Technical Field

The utility model relates to the technical field of stage lighting, in particular to a stage lamp with variable display fingers.

Background

Stage lighting is an important means of stage art modeling, and the stage lighting utilizes a light source to emit light, and forms stage visual effects with different colors, different shapes and different actions through effective control and combination of effect components. The brightness and the color rendering of the light source have great influence on the stage lighting effect, and different scenes are usually suitable for different brightness and color rendering of the light source so as to achieve the optimal stage effect; at present, a plurality of single LED light sources are generally used on the stage lamp, the color rendering property is difficult to adjust according to different scenes, and the optimal stage effect is difficult to obtain.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome at least one defect of the prior art and provides a stage lamp with variable display fingers, which can adjust the display fingers of light beams according to different scenes to obtain the optimal stage effect.

In order to solve the problems, the technical scheme adopted by the utility model is as follows: the utility model provides a stage lamp that variable show indicates, includes quick-witted case, pin joint in arm, the pin joint of quick-witted case in the lamp holder of arm, be equipped with the light source module that is used for producing the light beam in the lamp holder, the light-emitting department of lamp holder is equipped with the light-emitting lens that is used for the light-emitting, the light source module includes circuit substrate, be equipped with on the circuit substrate first showing indicate the LED chip the second shows indicate the LED chip, first showing indicate the LED chip with the second shows that LED chip mutually independent control, just first showing indicate that LED chip shows indicates to be less than the second shows that LED chip shows indicates, still including being used for control first showing indicates LED chip, second shows the control module who indicates the luminous power of LED chip.

According to the utility model, the first and second display finger LED chips which are independently controlled are arranged on the circuit substrate, the display finger of the first display finger LED chip is lower than that of the second display finger LED chip, and the control module is used for controlling the luminous power of the first and second display finger LED chips, so that the display finger of a light spot projected by the light-emitting lens can be changed between the display finger of the first display finger LED chip and the display finger of the second display finger LED chip, thereby adapting to the requirements of different scenes.

Furthermore, the first and second LED chips are arranged in multiple rows, and the first and second LED chips are spaced apart from each other in each row. The first display finger LED chips and the second display finger LED chips are arranged at intervals, so that when the LED chips emit multiple light beams to be mixed into one mixed light beam, the mixed light beam is mixed more uniformly, and the brightness of each mixed light spot projected by the light-emitting lens is uniform and consistent with the display finger.

Furthermore, the first and second display LED chips are respectively arranged into a plurality of first and second display LED rows, and the first and second display LED rows are arranged at intervals. The display and brightness of the mixed light beam are uniform, and the LED chips are simple in arrangement and convenient to install.

Further, the first and second LED chips are arranged together around the center of the circuit substrate to form a plurality of LED concentric rings, and the first and second LED chips are arranged at intervals in each LED concentric ring. In every LED concentric ring first show indicate the LED chip the second shows that the LED chip interval sets up, makes the light beam that throws mix more evenly, is difficult for causing the polarisation phenomenon, arranges to form annularly and can improve circuit substrate's space utilization can avoid the light spot periphery that throws simultaneously to show to indicate and the inhomogeneous phenomenon of luminance, improves the whole light efficiency of lamps and lanterns.

Furthermore, the first and second LED chips (430) are arranged into a plurality of first and second concentric rings around the center of the circuit substrate (410), and the first and second concentric rings are arranged at intervals. The LED light source has the advantages that the uniform light mixing is realized, the light effect is guaranteed, meanwhile, the arrangement mode of the LED chips is simplified, and the installation efficiency of the LED chips is improved.

Further, the difference between the maximum total luminous flux of the first LED chip and the maximum total luminous flux of the second LED chip is within 10%. When the control module controls the luminous power of the second display finger LED chip to be higher than that of the first display finger LED chip or only the second display finger LED chip to emit light, the brightness of the projected light beam can meet the scene requirement.

Further, the difference between the maximum total power of the first LED chip and the maximum total power of the second LED chip is within 10%. The light beam of the specific display finger required according to the scene requirement can be conveniently adjusted by adjusting the proportion of the luminous power of the first display finger LED chip and the luminous power of the second display finger LED chip in the total power.

Further, a plurality of the first LED chips and/or a plurality of the second LED chips are controllable in a single point. And adjusting the display finger and the brightness of the projected mixed light beam by controlling the lighting quantity of the first display finger LED chip and/or the second display finger LED chip or the quantity of different power gradients.

Further, the first LED chips are divided into a plurality of groups and each group is controlled independently and/or the second LED chips are divided into a plurality of groups and each group is controlled independently. Through the mutual independent control of each group, the multi-level scene requirement can be met by controlling the number of the lighted groups and the size of the luminous power, and the electric energy can be reasonably utilized.

Furthermore, the first and second color-rendering LED chips are uniformly distributed in the light source mounting area of the circuit substrate. When only the first and second LED chips are lighted, or the first and second LED chips are lighted simultaneously, the light spots projected by the light-emitting lens have uniform display and brightness.

Further, the LED display device further comprises a third display LED chip with the display size between the first display LED chip and the second display LED chip, and the first display LED chip, the second display LED chip and the third display LED chip are uniformly distributed. By arranging the third display finger LED chip, on one hand, when the display finger required by the scene is the display finger of the third display finger LED chip, the third display finger LED chip is directly lightened; on the other hand, when the display finger required by the scene is between the display finger of the first display finger LED chip and the display finger of the third display finger LED chip, the luminous power of the first display finger LED chip and the luminous power of the third display finger LED chip are only controlled to be obtained, and when the display finger required by the scene is between the display finger of the third display finger LED chip and the display finger of the second display finger LED chip, the luminous power of the first display finger LED chip and the luminous power of the third display finger LED chip are controlled to be obtained, so that the difficulty in adjusting the display finger can be reduced, and the precision of the display finger of the projected mixed light beam is further improved.

Furthermore, a light condensing device is arranged between the light source module and the light outlet lens, and the light condensing device converges light beams emitted by the first and second color Light Emitting Diode (LED) chips into a mixed light beam. And converging the multiple light beams emitted by the LED chips with different color indicators into a mixed light beam with the required color indicator through the light converging device.

Drawings

FIG. 1 is a schematic view of the stage light of the present invention;

FIG. 2 is a schematic diagram of the arrangement of first and second LED chips in a circuit substrate according to a first embodiment of the present invention;

FIG. 3 is a schematic diagram of the arrangement of first and second LED chips in a circuit substrate according to a second embodiment of the present invention;

FIG. 4 is a schematic diagram of the arrangement of first and second LED chips in a circuit substrate according to a third embodiment of the present invention;

FIG. 5 is a schematic diagram of the arrangement of first and second LED chips in a circuit substrate according to a fourth embodiment of the present invention;

FIG. 6 is a schematic diagram of the arrangement of a first LED chip, a second LED chip and a third LED chip in a circuit substrate according to a fifth embodiment of the present invention;

FIG. 7 is an exploded view of the light source module, the light focusing device and the light-emitting lens according to the present invention;

in the figure:

100. a chassis; 200. an arm; 300. a lamp cap; 400. a light source module; 410. a circuit substrate; 420. a first color LED chip; 430. a second color LED chip; 440. a third display LED chip; 450. a first LED array; 460. a second display LED row; 470. LED concentric rings; 480. a first concentric ring; 490. a second concentric ring; 500. a light condensing device; 600. and a light-emitting lens.

Detailed Description

The drawings are only for purposes of illustration and are not to be construed as limiting the utility model. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

As shown in fig. 1, a stage lamp with variable display fingers comprises a case 100, an arm 200 pivoted to the case 100, and a lamp head 300 pivoted to the arm 200, wherein a light source module 400 for generating a light beam is arranged in the lamp head 300, a light-emitting lens for emitting light is arranged at a light-emitting opening of the lamp head 300, the light source module 400 comprises a circuit substrate 410, a first display finger LED chip 420 and a second display finger LED chip 430 are arranged on the circuit substrate 410, the first display finger LED chip 420 and the second display finger LED chip 430 are controlled independently, the display fingers of the first display finger LED chip 420 are lower than those of the second display finger LED chip 430, and the stage lamp further comprises a control module for controlling the light-emitting power of the first display finger LED chip 420 and the second display finger LED chip 430.

According to the utility model, the first and second

display LED chips

420 and 430 which are independently controlled are arranged on the circuit substrate 410, the display of the first display LED chip 420 is lower than that of the second display LED chip 430, and the control module is used for controlling the luminous power of the first and second

display LED chips

420 and 430, so that the display of light spots projected by the light-emitting lens can be changed between the display of the first display LED chip 420 and the display of the second display LED chip 430, thereby adapting to the requirements of different scenes.

Preferably, the first LED chip has display fingers of Ra 90-Ra 95, and the second LED chip 430 has display fingers of Ra 70-Ra 75.

As shown in fig. 2, in the first embodiment of the present invention, the first LED chips 420 and the second LED chips 430 are commonly arranged in a plurality of rows, and the first LED chips 420 and the second LED chips 430 are spaced apart from each other in each row. The first display finger LED chips 420 and the second display finger LED chips 430 are arranged at intervals, so that when multiple light beams emitted by the LED chips are mixed into one mixed light beam, the mixed light beam is mixed more uniformly, and the brightness of each mixed light spot projected by the light-emitting lens is uniform and consistent with the display finger.

Preferably, each LED chip is arranged at equal intervals, so that light beams emitted by the LEDs are mixed more uniformly.

As shown in fig. 3, in the second embodiment of the present invention, the first and

second LED chips

420 and 430 are respectively arranged in a plurality of first and

second LED columns

450 and 460, and the first and

second LED columns

450 and 460 are spaced apart from each other. The display and brightness of the mixed light beam are uniform, and the LED chips are simple in arrangement and convenient to install.

Preferably, the first LED array 450 and the second LED array 460 are equally spaced.

Preferably, the spacing between each LED chip is equal to the spacing between the first and

second LED columns

450, 460.

As shown in fig. 4, in the third embodiment of the present invention, the first LED chips 420 and the second LED chips 430 are commonly arranged around the center of the circuit substrate 410 to form a plurality of concentric LED rings 470, and the first LED chips 420 and the second LED chips 430 are spaced apart from each other in each concentric LED ring 470. In each LED concentric ring 470, the first display finger LED chips 420 and the second display finger LED chips 430 are arranged at intervals, so that projected light beams are more uniformly mixed and are not easy to cause polarization phenomenon, the space utilization rate of the circuit substrate 410 can be improved by arranging the first display finger LED chips and the second display finger LED chips in a ring shape, the phenomena of light spot peripheral display finger and uneven brightness can be avoided, and the overall lighting effect of the lamp can be improved.

As shown in fig. 5, in the fourth embodiment of the present invention, the first and

second LED chips

420 and 430 are respectively arranged into a plurality of first and second

concentric rings

480 and 490 around the center of the circuit substrate 410, and the first and second

concentric rings

480 and 490 are spaced apart from each other. The LED light source has the advantages that the uniform light mixing is realized, the light effect is guaranteed, meanwhile, the arrangement mode of the LED chips is simplified, and the installation efficiency of the LED chips is improved.

As shown in fig. 1 to 7, in the embodiment of the present invention, the maximum total luminous flux of the first LED chip 420 and the maximum total luminous flux of the second LED chip 430 are within 10%. When the control module controls the light emitting power of the second display finger LED chip 430 to be higher than the light emitting power of the first display finger LED chip 420 or only the second display finger LED chip 430 emits light, the brightness of the projected light beam can meet the scene requirement.

Optionally, the maximum total luminous flux of the first LED chip 420 and the maximum total luminous flux of the second LED chip 430 are equal.

In the embodiment of the present invention, the difference between the maximum total power of the first LED chip 420 and the maximum total power of the second LED chip 430 is within 10%. The light beam of the specific display required according to the scene requirement can be conveniently adjusted by adjusting the proportion of the luminous power of the first display LED chip 420 and the luminous power of the second display LED chip 430 in the total power.

Optionally, the maximum total power of the first LED chip 420 and the maximum total power of the second LED chip 430 are equal.

In the embodiment of the present invention, a plurality of the first LED chips 420 are controllable at a single point and/or a plurality of the second LED chips 430 are controllable at a single point. The number of the first LED chips 420 and/or the second LED chips 430 to be lit or the number of different power gradients is controlled to adjust the color index and brightness of the projected mixed light beam.

In the embodiment of the present invention, the first LED chips 420 are divided into a plurality of groups and each group is independently controlled and/or the second LED chips 430 are divided into a plurality of groups and each group is independently controlled. Through the mutual independent control of each group, the multi-level scene requirement can be met by controlling the number of the lighted groups and the size of the luminous power, and the electric energy can be reasonably utilized.

In the embodiment of the present invention, the first and

second LED chips

420 and 430 are uniformly distributed in the light source mounting area of the circuit substrate 410. When only the first and

second LED chips

420 and 430 are turned on, or the first and

second LED chips

420 and 430 are turned on simultaneously, the light spots projected by the light-emitting lens have uniform color rendering and brightness.

As shown in fig. 6, in the fifth embodiment of the present invention, a third LED chip 440 with a color rendering index size between the first LED chip 420 and the second LED chip 430 is further included, and the first LED chip 420, the second LED chip 430, and the third LED chip 440 are uniformly distributed. By arranging the third finger LED chip 440, on one hand, when the finger required by the scene is the finger of the third finger LED chip 440, the third finger LED chip 440 is directly lit; on the other hand, when the display required by the scene is between the display of the first display LED chip 420 and the display of the third display LED chip 440, the light emitting power of the first display LED chip 420 and the third display LED chip 440 is only controlled to be obtained, and when the display required by the scene is between the display of the third display LED chip 440 and the display of the second display LED chip 430, the light emitting power of the first display LED chip 420 and the third display LED chip 440 is controlled to be obtained, so that the difficulty in adjusting the display can be reduced, and the accuracy of the display of the projected mixed light beam is further improved.

Preferably, the third LED chip 440 has display fingers of Ra 80-Ra 85.

As shown in fig. 1 and 7, in the embodiment of the present invention, a light condensing device 500 is disposed between the light source module 400 and the light exit lens, and the light condensing device 500 condenses the light beams emitted by the first and second

finger LED chips

420 and 430 into a mixed light beam. The light condensing device 500 condenses the multiple light beams emitted by the LED chips with different color indicators into a mixed light beam with a desired color indicator.

Preferably, a collimating lens for adjusting the angle of the light beam emitted by each LED chip is further disposed between the light condensing device 500 and the light source module 400, so that the light projected onto the light condensing device 500 is parallel light, the light loss is reduced, and the brightness of the mixed light beam is further improved.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.

Claims

1. A stage lamp with variable display fingers is characterized by comprising a case (100), an arm (200) pivoted on the case (100), and a lamp holder (300) pivoted on the arm (200), a light source module (400) for generating light beams is arranged in the lamp holder (300), a light outlet lens for emitting light is arranged at the light outlet of the lamp holder (300), the light source module (400) comprises a circuit substrate (410), a first display LED chip (420) and a second display LED chip (430) are arranged on the circuit substrate (410), the first LED chip (420) and the second LED chip (430) are controlled independently, and the display finger of the first display finger LED chip (420) is lower than that of the second display finger LED chip (430), and the LED display device also comprises a control module for controlling the luminous power of the first display finger LED chip (420) and the second display finger LED chip (430).

2. The stage lamp with variable color rendering index of claim 1, wherein the first color rendering LED chips (420) and the second color rendering LED chips (430) are arranged in a plurality of rows, and the first color rendering LED chips (420) and the second color rendering LED chips (430) are arranged at intervals in each row.

3. The stage lamp with variable color rendering index of claim 1, wherein the first color rendering index LED chips (420) and the second color rendering index LED chips (430) are respectively arranged in a plurality of first color rendering index LED columns (450) and second color rendering index LED columns (460), and the first color rendering index LED columns (450) and the second color rendering index LED columns (460) are arranged at intervals.

4. The stage lamp with variable color rendering index of claim 1, wherein the first color rendering LED chip (420) and the second color rendering LED chip (430) are arranged together around the center of the circuit substrate (410) to form a plurality of LED concentric rings (470), and the first color rendering LED chip (420) and the second color rendering LED chip (430) are arranged at intervals in each LED concentric ring (470).

5. The stage lamp with variable color rendering index of claim 1, wherein the first color rendering LED chip (420) and the second color rendering LED chip (430) are arranged in a plurality of first concentric rings (480) and second concentric rings (490) around the center of the circuit substrate (410), respectively, and the first concentric rings (480) and the second concentric rings (490) are arranged at intervals.

6. The stage lamp with variable color rendering according to claim 1, wherein the maximum total luminous flux of the first color rendering LED chip (420) and the maximum total luminous flux of the second color rendering LED chip (430) are within 10% of each other.

7. The stage lamp with variable color rendering according to claim 1, wherein the difference between the maximum total power of the first LED chip (420) and the maximum total power of the second LED chip (430) is within 10%.

8. The stage lamp with variable color rendering according to claim 1, wherein a plurality of the first color rendering LED chips (420) are single point controllable and/or a plurality of the second color rendering LED chips (430) are single point controllable.

9. The stage lamp with variable color rendering according to claim 1, wherein the first color rendering LED chips (420) are divided into a plurality of groups and each group is controlled independently and/or the second color rendering LED chips (430) are divided into a plurality of groups and each group is controlled independently.

10. The stage lamp with variable color rendering index of claim 1, wherein the first color rendering index LED chip (420) and the second color rendering index LED chip (430) are uniformly distributed in the light source mounting area of the circuit substrate (410).

11. The stage lamp with variable color rendering index of claim 1, further comprising a third color rendering index LED chip (440) with color rendering index size between the first color rendering index LED chip (420) and the second color rendering index LED chip (430), wherein the first color rendering index LED chip (420), the second color rendering index LED chip (430) and the third color rendering index LED chip (440) are uniformly distributed.

12. The stage lamp with variable color rendering index according to claim 1, wherein a light condensing device (500) is arranged between the light source module (400) and the light emitting lens, and the light condensing device (500) condenses the light beams emitted by the first color rendering index LED chip (420) and the second color rendering index LED chip (430) into a mixed light beam.