CN112540501A

CN112540501A - Projection lamp

Info

Publication number: CN112540501A
Application number: CN202011424606.XA
Authority: CN
Inventors: 陈才
Original assignee: Shenzhen Kuke Intelligent Technology Co ltd
Current assignee: Shenzhen Kuke Intelligent Technology Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-03-23
Also published as: WO2022121195A1

Abstract

The invention discloses a projection lamp, which comprises a first projection component, a second projection component and an audio component, wherein the first projection component is used for projecting a grating sheet, the second projection component is used for projecting a film, and the projection area of the first projection component is overlapped with the projection area of the second projection component to realize synthetic projection; the audio component is used for playing audio according to the film; the first projection assembly comprises a first light source module, a grating module and a driving module; the second projection assembly comprises a second light source module, a film module and an optical lens module; the audio assembly comprises a control module and a loudspeaker connected with the control module. The projection lamp provided by the invention realizes a dynamic effect, is low in manufacturing cost and simple to use, and simultaneously plays corresponding audio according to the film, so that the user experience is good.

Description

Projection lamp

Technical Field

The invention relates to the technical field of projection lamps, in particular to a projection lamp.

Background

The existing projection lamp mostly adopts a single light source to realize projection playing, for example, a laser projection lamp adopts laser projection to penetrate through a grating for projection, a group of fixed pictures can be used for simulating a scene, and the presented scene picture is single in feeling and single in effect. The common projection projects a projection film or a computer picture, but the conversion effect of light and projection content cannot be achieved. Meanwhile, the existing projection lamp projects only pictures without music rendering or dubbing explanation and the like, and the effect is single.

Disclosure of Invention

The invention provides a projection lamp, aiming at solving the problems of single projection picture and monotonous effect in the prior art.

In order to achieve the above object, the present invention provides a projection lamp, which includes a first projection component, a second projection component and an audio component, wherein the first projection component is used for projecting a grating sheet, the second projection component is used for projecting a film, and a projection area of the first projection component coincides with a projection area of the second projection component to realize a synthetic projection; the audio component is used for playing audio according to the film; the first projection assembly comprises a first light source module, a grating module and a driving module, the first light source module is used for emitting laser, the laser penetrates through the grating module to realize grating projection, and the driving module drives the grating module to rotate to realize different projection effects; the second projection assembly comprises a second light source module, a film module and an optical lens module, the second light source module is used for emitting projection light, and the projection light penetrates through the film module and the optical lens module to realize film projection; the audio assembly comprises a control module and a loudspeaker connected with the control module, and the control module is connected with the film module to read the film codes and acquire the audio files corresponding to the films for audio playing.

Preferably, the first light source module comprises a laser emitting lamp and a laser radiator, and the laser radiator is attached to the laser emitting lamp and used for achieving heat dissipation and cooling.

Preferably, the grating module includes a rotary grating and a grating sheet, and the grating sheet is disposed at a projection port of the rotary grating to implement grating projection.

Preferably, the driving module comprises a first driving motor, and the first driving motor is connected with the rotating grating to drive the rotating grating to rotate.

Preferably, the second light source module includes a light source emitting lamp and a light source radiator, and the light source radiator is attached to the light source emitting lamp for realizing heat dissipation and cooling.

Preferably, the light source emission lamp is a white light lamp.

Preferably, the film module includes a film changer and a second drive motor, the second drive motor driving the film changer to rotate, the film changer for changing film to implement film projection.

Preferably, the optical lens module comprises a combined optical lens and a condensing convex lens, the combined optical lens is arranged on one side of the film changer far away from the light source, and the condensing convex lens is arranged on one side of the film changer close to the light source.

Preferably, the projection lamp further comprises a curtain, and the curtain is arranged at a position where the projection area of the first projection assembly and the projection area of the second projection assembly coincide with each other to realize projection playing.

Preferably, the control module further comprises a communication unit, and the communication unit is in communication connection with a cloud database to acquire the audio file corresponding to the film from the cloud database.

The projection lamp provided by the invention realizes the projection combination effect by combining the two projection lamps, realizes the dynamic effect by replacing the grating sheet and the film and driving the grating sheet and the film to rotate, has low manufacturing cost and simple use, and simultaneously plays the corresponding audio according to the film, thereby having good user experience.

Drawings

Fig. 1 is an exploded schematic view of a projection lamp according to an embodiment of the invention;

FIG. 2 is a schematic diagram of the rotary grating and the first driving motor shown in FIG. 1;

fig. 3 is a schematic structural diagram of the control module in fig. 1.

In the figure, 10, a first projection assembly; 11. a first light source module; 111. a laser emitting lamp; 112. a laser radiator; 12. a grating module; 121. rotating the grating; 122. a grating sheet; 1211. a projection port; 1212. a grating mirror barrel; 1213. a second gear; 13. a drive module; 131. a first drive motor; 1311. a drive motor body; 1312. a first gear; 20. a second projection assembly; 21. a second light source module; 22. a film module; 23. an optical lens module; 211. a light source emitting lamp; 212. a light source heat sink; 221. a film changer; 222. a second drive motor; 223. a film; 231. a combined optical lens; 232. a condensing convex lens; 30. an audio component; 31. a control module; 32. a speaker; 311. a control chip; 312. a digital power amplifier; 313. a storage medium; 314. a communication unit; 315. a code reading unit; 316. a code analysis unit; 40. a curtain.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, a projection lamp according to an embodiment of the present invention includes a first projection component 10, a second projection component 20, and an audio component 30, where the first projection component 10 is used for projecting a grating sheet, the second projection component 20 is used for projecting a film, and a projection area of the first projection component 10 coincides with a projection area of the second projection component 20 to implement a composite projection; the audio component 30 is used for playing audio according to the film; the first projection assembly 10 includes a first light source module 11, a grating module 12 and a driving module 13, the first light source module 11 is configured to emit laser, the laser passes through the grating module 12 to realize grating projection, and the driving module 13 drives the grating module 12 to rotate to realize different projection effects; the second projection assembly 20 comprises a second light source module 21, a film module 22 and an optical lens module 23, wherein the second light source module 21 is used for emitting projection light, and the projection light passes through the film module 22 and the optical lens module 23 to realize film projection; the audio assembly 30 comprises a control module 31 and a loudspeaker 32 connected with the control module 31, wherein the control module 31 is connected with the film module 22 to read the film code and acquire an audio file corresponding to the film for audio playing; the control module 31 further comprises a communication unit, and the communication unit is in communication connection with a cloud database to acquire an audio file corresponding to the film from the cloud database; specifically, in an embodiment of the present invention, the communication unit accesses the cloud server through the internet using WiFi wireless communication.

Specifically, the first light source module 11 includes a laser emitting lamp 111 and a laser heat sink 112, and the laser heat sink 112 is attached to the laser emitting lamp 111 for heat dissipation and cooling. The grating module 12 includes a rotating grating 121 and a grating sheet 122, and the grating sheet 122 is disposed at a projection port 1211 of the rotating grating 121 to implement grating projection. The driving module 13 includes a first driving motor 131, and the first driving motor 131 is connected to the rotating grating 121 to drive the rotating grating 121 to rotate. The first driving motor 131 comprises a driving motor body 1311 and a first gear 1312, the rotary grating 121 comprises a grating mirror barrel 1212 and a second gear 1213, the first gear 1312 and the second gear 1213 are meshed, and when the first driving motor 131 drives the first gear 1312 to rotate, the second gear 1213 is driven to rotate, so that dynamic projection playing of the grating plate 122 is realized. The grating sheet 122 is replaceable, and different grating playing effects are realized by replacing the grating sheet 122.

The second light source module 21 includes a light source emitting lamp 211 and a light source heat sink 212, and the light source heat sink 212 is attached to the light source emitting lamp 211 for heat dissipation and cooling. Specifically, in an embodiment of the present invention, the light source emitting lamp 211 is a white light lamp, and in other embodiments, the light source emitting lamp 211 may have other different colors or types to achieve different projection effects. The film module 22 includes a film changer 221 and a second drive motor 222, the second drive motor 222 drives the film changer 221 to rotate, and the film changer 221 is used for changing a film 223 to realize film projection. The optical lens module 23 includes a combined optical lens 231 and a condensing convex lens 232, the combined optical lens 231 is disposed on a side of the film changer 221 away from the light source, and the condensing convex lens 232 is disposed on a side of the film changer 221 close to the light source.

The projection lamp further comprises a curtain 40, wherein the curtain 40 is arranged at the superposition position of the projection area of the first projection assembly 10 and the projection area of the second projection assembly 20 so as to realize projection playing.

Referring to fig. 3, the control module 31 includes a control chip 311, a digital power amplifier 312, a storage medium 313, a communication unit 314, a code reading unit 315, and a code parsing unit 316; the code reading unit 315 performs code sampling on the film 223, the film has a Gold Finger jumper (Gold Finger) with code information, the code information is read by the code reading unit 315, and then the code information is decoded by the code analyzing unit 316 and sent to the control chip 311 for processing, the control chip 311 triggers the communication unit 314 according to the obtained code information to obtain an audio file corresponding to the code information from the cloud database, and downloads the audio file to the local storage medium 313, and sends the audio file to the speaker 32 through the digital power amplifier 312 for playing.

Compared with the prior art, the projection lamp provided by the invention has the advantages that the projection combination effect is realized by combining the two projection lamps, the dynamic effect is realized by replacing the grating sheet and the film and driving the grating sheet and the film to rotate, the manufacturing cost is low, the use is simple, the corresponding audio is played according to the film, and the user experience is good.

While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.

Claims

1. A projection lamp is characterized by comprising a first projection component, a second projection component and an audio component, wherein the first projection component is used for projecting a grating sheet, the second projection component is used for projecting a film, and the projection area of the first projection component is overlapped with the projection area of the second projection component to realize synthetic projection; the audio component is used for playing audio according to the film; the first projection assembly comprises a first light source module, a grating module and a driving module, the first light source module is used for emitting laser, the laser penetrates through the grating module to realize grating projection, and the driving module drives the grating module to rotate to realize different projection effects; the second projection assembly comprises a second light source module, a film module and an optical lens module, the second light source module is used for emitting projection light, and the projection light penetrates through the film module and the optical lens module to realize film projection; the audio assembly comprises a control module and a loudspeaker connected with the control module, and the control module is connected with the film module to read the film codes and acquire the audio files corresponding to the films for audio playing.

2. The projection lamp of claim 1, wherein the first light source module comprises a laser emitting lamp and a laser radiator, and the laser radiator is attached to the laser emitting lamp and used for achieving heat dissipation and temperature reduction.

3. The projection lamp of claim 1, wherein the grating module comprises a rotating grating and a grating sheet, and the grating sheet is disposed at a projection port of the rotating grating to realize grating projection.

4. The projection lamp of claim 3, wherein the driving module comprises a first driving motor coupled to the rotating grating to drive the rotating grating to rotate.

5. The projection lamp of claim 1, wherein the second light source module comprises a light source emitting lamp and a light source heat sink, and the light source heat sink is attached to the light source emitting lamp for dissipating heat and cooling.

6. The projection lamp of claim 5, wherein the light source emitting lamp is a white light lamp.

7. The projection lamp of claim 1, wherein the film module comprises a film changer and a second drive motor, the second drive motor driving the film changer to rotate, the film changer being configured to change film to effect film projection.

8. The projection lamp of claim 7 wherein the optical lens module comprises a combination optical lens and a condenser lens, the combination optical lens being disposed on a side of the film changer away from the light source, the condenser lens being disposed on a side of the film changer closer to the light source.

9. The projection lamp of claim 1, further comprising a curtain, wherein the curtain is disposed at a position where the projection area of the first projection assembly and the projection area of the second projection assembly coincide to realize projection playing.

10. The projector lamp of claim 1 wherein said control module further comprises a communication unit communicatively coupled to a cloud database for retrieving audio files corresponding to said film from said cloud database.