CN214064821U - Stage lamp - Google Patents

Abstract

The utility model discloses a stage lamp, stage lamp include illuminating part, adjust luminance device, electronic ballast, optics image device, adjust luminance the device and be located on the light-emitting direction of illuminating part, and be located the illuminating part with between the optics image device, the illuminating part adjust luminance the device optics image device is located an online, electronic ballast with illuminating part electrical connection. The utility model has the characteristics that when receiving the reflection light, the temperature can not continuously rise, can reduce the bulb temperature through power change.

Description

Stage lamp

Technical Field

The utility model belongs to stage lamps and lanterns apparatus field, concretely relates to stage lamp.

Background

With the economic development, the greater the consumption of the mental entertainment in the consumption cost ratio of people, the better market prospect of stage dramas and related equipment, and the higher and higher requirements on stage lighting equipment. The existing stage lighting sheet is close to a reflecting bowl, when the lighting sheet is cut, reflected light can be reflected to a bulb due to the relatively large-area sheet bodies of the lighting sheet, the temperature of the bulb can be sharply increased due to the reflected light, but the bulb must work within a certain temperature range (otherwise, the service life of the bulb is influenced).

Disclosure of Invention

An object of the utility model is to provide a stage lamp, its characteristics are when receiving the reflection light, and the temperature can not continuously rise, can reduce the bulb temperature through power change.

The technical scheme is as follows:

stage lamp, including light-emitting component, dimming device, electronic ballast, optics image device, dimming device is located on the light-emitting direction of light-emitting component, and be located the light-emitting component with between the optics image device, the light-emitting component the dimming device optics image device is located an online, electronic ballast with light-emitting component electrical connection.

Furthermore, the dimming device comprises a first driving mechanism, a first dimming sheet, a second driving mechanism and a second dimming sheet, wherein the first driving mechanism is connected with the first dimming sheet, and the second driving mechanism is connected with the second dimming sheet.

Further, the first dimming sheet and the second dimming sheet are respectively positioned on two sides of a connecting line of the light emitting element and the optical imaging device.

Furthermore, first piece and the parallel installation of second piece of adjusting luminance, first piece body and the mutual laminating of second piece body of adjusting luminance in thickness direction.

Furthermore, optical imaging device includes focusing lens, zoom lens, objective, focusing lens the zoom lens objective sets gradually, just focusing lens the zoom lens objective is located same axis and is fixed.

Further, the light-emitting device further comprises a pattern sheet, the pattern sheet is located between the light-adjusting device and the optical imaging device, and the pattern sheet and the light-emitting piece are located on the same axis.

Further, the pattern piece is fixed with the third driving mechanism, and the third driving mechanism drives the pattern piece to be in position.

Further, still include the reflector, the reflector has a bowl mouth, the illuminating part sets up in the reflector, the light-emitting direction orientation of illuminating part the bowl mouth.

Further, the LED lamp also comprises a main control board, a switching power supply and a trigger, wherein the main control board, the switching power supply, the electronic ballast, the trigger and the light-emitting piece are electrically connected in sequence.

The utility model provides a technical scheme has following advantage and effect:

the light-emitting piece emits light after being electrified, the light passes through the light-adjusting device, and the light-adjusting device has an adjusting effect on the intensity of the light so as to adapt to different use scenes; after light passes through the optical imaging device, projection imaging is carried out, and the optical imaging device has the functions of adjusting the size and the definition of a picture, so that preset imaging is realized. When light passes through the dimming device, partial light is reflected and returns to the surface of the luminous element, so that the luminous element is heated, the electronic ballast passes through signal change, the luminous element reduces power, the heat productivity of the luminous element is reduced, the temperature of the luminous element is reduced, the luminous element can still ensure certain temperature when the luminous element receives reflected light, the service life is prolonged, and the working effect is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles, principles and effects of the invention.

Unless otherwise specified or defined, the same reference numerals in different figures refer to the same or similar features, and different reference numerals may be used for the same or similar features.

FIG. 1 is an exploded view of the stage lamp of the present invention;

FIG. 2 is a schematic view of the stage lighting path of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the first light adjusting sheet and the second light adjusting sheet of the present invention;

fig. 5 is a schematic circuit diagram of the bulb of the present invention.

Description of reference numerals:

10. the light-emitting device comprises a light reflecting bowl, 101, a bowl opening, 20, a bulb, 301, a first dimming sheet, 302, a second dimming sheet, 401, a first driving mechanism, 402, a second driving mechanism, 403, a third driving mechanism, 50, a pattern sheet, 601, a focusing lens, 602, a zoom lens, 603, an objective lens, 701, an electronic ballast, 702, a main control board, 703, a switching power supply, 704, a trigger, 705 and a control line.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

Unless specifically stated or otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In combination with the present technical solution's realistic scene, all technical and scientific terms used herein may also have meanings corresponding to the purpose of realizing the technical solution of the present invention.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present.

As used herein, unless otherwise specified or defined, the terms "comprises," "comprising," and "comprising" are used interchangeably to refer to the term "comprising," and are used interchangeably herein.

It is needless to say that technical contents or technical features which are contrary to the object of the present invention or clearly contradict each other should be excluded.

As shown in fig. 1 to 5, the stage lamp includes a bulb 20, a reflector 10, a light modulation device, an electronic ballast 701, an optical imaging device, a pattern piece 50, and a third driving mechanism 403, the light modulation device includes a first driving mechanism 401, a first light modulation piece 301, a second driving mechanism 402, and a second light modulation piece 302, and the optical imaging device includes a focusing lens 601, a zoom lens 602, and an objective lens 603. The light modulation device is located on the light emitting direction of the bulb 20, and is located between the bulb 20 and the optical imaging device, the bulb 20, the light modulation device and the optical imaging device are located on a same line, the electronic ballast 701 is electrically connected with the bulb 20, the pattern piece 50 is located between the light modulation device and the optical imaging device, and the pattern piece 50 is located on the same axis with the bulb 20.

The bulb 20 emits light after being electrified, and the light passes through the light adjusting device which has an adjusting effect on the intensity of the light so as to adapt to different use scenes; after passing through the pattern sheet 50 and the optical imaging device, the light is projected for imaging, the pattern sheet 50 filters the light into a preset pattern, and the optical imaging device has the functions of adjusting the size and the definition of a picture, so that preset imaging is realized. When light passes through the dimming device, part of the light is reflected and returns to the surface of the bulb 20, so that the bulb 20 is heated, the electronic ballast 701 changes through signals, the power of the bulb 20 is reduced, the heat productivity of the bulb 20 is reduced, the temperature of the bulb 20 is reduced, the bulb 20 can still ensure a certain temperature when receiving reflected light, the service life is prolonged, and the working effect is improved.

The first driving mechanism 401 is connected to the first dimming sheet 301, and the second driving mechanism 402 is connected to the second dimming sheet 302. The first dimming sheet 301 and the second dimming sheet 302 are respectively located on two sides of a connection line between the bulb 20 and the optical imaging device. The first light modulation sheet 301 and the second light modulation sheet 302 are installed in parallel, and the first light modulation sheet 301 and the second light modulation sheet 302 are attached to each other in the thickness direction.

The first driving mechanism 401, the second driving mechanism 402 and the third driving mechanism 403 may be driving devices such as a motor or a hydraulic cylinder, the first driving mechanism 401 drives the first dimming sheet 301 to change position, the second driving mechanism 402 drives the second dimming sheet 302 to change position, the third driving mechanism 403 changes position of the pattern sheet 50, light emitted by the bulb 20 passes through a gap between the first dimming sheet 301 and the second dimming sheet 302, passes through the pattern sheet 50, and then enters the focusing lens 601; the positions of the first dimming sheet 301 and the second dimming sheet 302 are changed through the operation of the first driving mechanism 401 and the second driving mechanism 402, so that the light inlet quantity of the focusing lens 601 is controlled, the light intensity of the stage lamp is changed, and a preset projection effect is obtained. By the operation of the third driving mechanism 403, the pattern piece 50 is cut into the light path as required to form a projection with a pattern, and the pattern piece 50 can be retracted when not required, so that the stage lamp can normally emit light.

The first light modulation sheet 301 and the second light modulation sheet 302 are installed in parallel, and the first light modulation sheet 301 and the second light modulation sheet 302 are attached to each other in the thickness direction, so that the first light modulation sheet 301 and the second light modulation sheet 302 can be completely folded when needed, light is prevented from passing through, and installation spaces of the first light modulation sheet 301 and the second light modulation sheet 302 are reduced.

The focusing lens 601, the zoom lens 602 and the objective lens 603 are sequentially arranged, and the focusing lens 601, the zoom lens 602 and the objective lens 603 are fixed on the same axis.

After passing through the pattern plate 50, the light sequentially passes through the focusing lens 601, the zoom lens 602 and the objective lens 603, and then is imaged, both the focusing lens 601 and the objective lens 603 have the function of adjusting the image definition of the pattern, the focusing lens 601 and the objective lens 603 can change the image distance, namely the distance between the optical center of the lens and the bottom plane, focusing or focusing is an adjusting process for adjusting the distance between the lens and the imaged object in order to obtain a clear image of the imaged object, and the zoom lens 602 has the function of enlarging and reducing the pattern.

The light reflecting bowl 10 is provided with a bowl opening 101, the bulb 20 is arranged in the light reflecting bowl 10, and the light emitting direction of the bulb 20 faces the bowl opening 101. The inner wall of the light reflecting bowl 10 adopts a parabolic curved surface design, so that light loss can be reduced more effectively, the light of the bulb 20 is reflected to the bowl opening 101 by the light reflecting bowl 10 and is emitted in a conical shape, and the light is suitable for imaging through the light adjusting device and the pattern piece 50.

The power supply circuit of the bulb 20 comprises a main control board 702, a switching power supply 703 and a trigger 704, wherein the main control board 702, the electronic ballast 701, the trigger 704 and the bulb 20 are electrically connected in sequence. The main control board 702 is connected with a switching power supply 703, the switching power supply 703 is connected with 220V mains supply, the main control board 702 is also connected with an electronic ballast 701 through a control line 705, the electronic ballast 701 is connected with a trigger 704, the trigger 704 is connected with a bulb 20, and the electronic ballast 701 is connected with 220V mains supply and is grounded.

The switch power supply supplies power to the circuit, the main control board 702 sends an instruction to the first driving mechanism 401 and the second driving mechanism 402 to perform the switching-in action of the first dimming sheet 301 and the second dimming sheet 302, and simultaneously sends an instruction to the electronic ballast 701 to reduce the power of the bulb 20, so that the output power of the electronic ballast 701 to the bulb 20 is reduced, the power of the bulb 20 is driven to be reduced, the long-term full-load work of the bulb 20 can be avoided, the working temperature of the bulb 20 can be reduced, and the service life of the bulb 20 is prolonged.

The above embodiments are intended to be illustrative, and should not be construed as limiting the scope of the invention, and the technical solutions, objects and effects of the present invention are described in full herein.

The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims (9)

1. Stage lamp, its characterized in that, including light-emitting component, dimming device, electronic ballast, optics image device, dimming device is located on the light-emitting direction of light-emitting component, and be located the light-emitting component with between the optics image device, the light-emitting component the dimming device the optics image device is located an online, electronic ballast with light-emitting component electrical connection.

2. The stage lamp of claim 1, wherein the light adjusting device comprises a first driving mechanism, a first light adjusting sheet, a second driving mechanism, and a second light adjusting sheet, the first driving mechanism is connected to the first light adjusting sheet, and the second driving mechanism is connected to the second light adjusting sheet.

3. The stage lamp according to claim 2, wherein the first light adjusting sheet and the second light adjusting sheet are respectively located on both sides of a line connecting the light emitting member and the optical imaging device.

4. The stage lamp according to claim 2, wherein the first light modulation sheet and the second light modulation sheet are installed in parallel, and the first light modulation sheet and the second light modulation sheet are attached to each other in a thickness direction.

5. The stage lamp of any one of claims 1 to 4, wherein the optical imaging device comprises a focusing lens, a zooming lens and an objective lens, the focusing lens, the zooming lens and the objective lens are arranged in sequence, and the focusing lens, the zooming lens and the objective lens are fixed on the same axis.

6. The stage lamp according to any one of claims 1 to 4, further comprising a pattern sheet, wherein the pattern sheet is located between the light adjusting device and the optical imaging device, and the pattern sheet and the light emitting member are located on the same axis.

7. The stage lamp of claim 6, further comprising a third drive mechanism, wherein the pattern piece is fixed to the third drive mechanism, and wherein the third drive mechanism drives the position of the pattern piece.

8. The stage lamp according to any one of claims 1 to 4, further comprising a reflector having a bowl opening, wherein the light emitting member is disposed in the reflector, and the light emitting direction of the light emitting member is toward the bowl opening.

9. The stage lamp according to any one of claims 1 to 4, further comprising a main control board, a switching power supply, and a trigger, wherein the main control board, the switching power supply, the electronic ballast, the trigger, and the light emitting element are electrically connected in sequence.

Images