CN213118555U - Dynamic lamp effect projection device - Google Patents
Dynamic lamp effect projection device Download PDFInfo
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- CN213118555U CN213118555U CN202021883663.XU CN202021883663U CN213118555U CN 213118555 U CN213118555 U CN 213118555U CN 202021883663 U CN202021883663 U CN 202021883663U CN 213118555 U CN213118555 U CN 213118555U
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- projection device
- light source
- lamp effect
- dynamic
- effect projection
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Abstract
The utility model provides a dynamic lamp effect projection device, which comprises a main control circuit, a first light source, a first condensing lens, a first interference sheet and a condensing lamp cover, wherein the first light source is electrically connected with the main control circuit; the dynamic lamp effect projection device also comprises a first motor, and the first motor is electrically connected with the main control circuit; the axis of the spotlight shade is provided with a connecting part, and an output shaft of the first motor is coaxially connected with the connecting part; the condenser lamp cover is a condenser lens, the incident surface or the emergent surface of the condenser lens is of a multi-surface structure, and the emergent surface of the first interference sheet faces the periphery of the connecting part. Because the interference piece is fixed and the spotlight cover rotates, after the light source and the interference piece are added when the projection device needs to be expanded, the plurality of light sources can be incident to the rotating spotlight cover after passing through the interference piece to generate a dynamic effect, and a plurality of motors are not required to be arranged to drive the plurality of interference pieces respectively, so that the cost is reduced, the volume change of the projection device is small, and the appearance is not influenced.
Description
Technical Field
The utility model relates to a projection equipment technical field, concretely relates to projection arrangement is imitated to developments lamp.
Background
The utility model provides a projection arrangement for realizing sky dynamic effect, it includes master control circuit, dynamic lamp effect projection structure and spotlight cover, and dynamic lamp effect projection structure includes emitting diode, condensing lens, interference piece and motor, emitting diode with the master control circuit electricity is connected, and emitting diode, condensing lens set gradually along first light path with the spotlight cover, and the interference piece is rotated the back by motor drive, and emitting diode's emergent light then can present dynamic cloud form effect after the spotlight cover spotlight at last through pivoted interference piece. In addition, the projection device includes a static effect projection structure for achieving a static moon effect and a static star effect.
The existing dynamic effect projection device has the problems that when two or more groups of projections are required to be superposed to form a more vivid or more complex dynamic effect, the existing projection device needs to be expanded, one or more groups of dynamic lamp effect projection structures are additionally arranged, and each dynamic lamp effect projection structure needs to be provided with a motor to drive each interference piece to rotate, so that the cost is increased, the size of the projection device is increased, and the appearance of the projection device is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dynamic lamp effect projection arrangement who has good extending power, effective reduce cost and keep product volume under the prerequisite that does not influence projection dynamic effect.
The utility model provides a dynamic lamp effect projection arrangement, which comprises a main control circuit, a first light source, a first condensing lens, a first interference sheet and a condensing lamp cover, wherein the first light source is electrically connected with the main control circuit; the first interference piece is fixedly arranged in the dynamic lamp effect projection device, the dynamic lamp effect projection device further comprises a first motor, and the first motor is electrically connected with the main control circuit; the axis of the spotlight shade is provided with a connecting part, and an output shaft of the first motor is connected with the connecting part; the condenser lamp shade is a condenser lens, the incident surface or the emergent surface of the condenser lamp shade is of a multi-surface structure, and the emergent surface of the first interference sheet faces the incident surface of the condenser lens.
According to the scheme, in the dynamic lamp effect projection device, the first interference piece is fixedly arranged, the spotlight cover is driven by the first motor to rotate, the spotlight cover is a spotlight lens, the incident surface of the spotlight cover is of a multi-surface structure, a plurality of prismatic, concave or convex refraction surface units are formed, after the spotlight cover rotates, light of the first light source passes through the first interference piece and then enters the plurality of moving refraction surface units of the spotlight cover, and finally the light emitted from the spotlight cover can also show the corresponding dynamic lamp effect. At the moment, if the effect of the dynamic lamp effect needs to be changed for carrying out structural expansion, because the interference sheet is fixedly arranged, only the light source, the condensing lens and the interference sheet need to be additionally arranged, and a motor does not need to be additionally arranged, and a plurality of light sources can be incident to the rotating condensing lamp cover after passing through the interference sheet to generate a dynamic effect, so that the cost is effectively reduced; and because a plurality of light sources and interference pieces are all arranged in the coverage range of the condenser lamp cover, the volume change of the projection device is small, and the appearance of the projection device is not influenced.
The further proposal is that the incident surface or the emergent surface of the condenser lamp cover is in a polygon surface structure.
The further proposal is that the spotlight cover is in a spherical crown shape, and the incident surface of the spotlight cover is concave.
Therefore, the light emitted from the condenser lamp shade can be more clear and vivid dynamic light effect due to the arrangement.
Further, a plurality of protruding portions are distributed on the emitting surface of the first interference sheet, and ravines are formed among the protruding portions.
As can be seen from the above, the arrangement makes the finally presented dynamic light effect become a gradually changing cloud-like dynamic light effect.
The dynamic lamp effect projection device further comprises a second light source, a second condensing lens, a film and a focusing lens; the second light source is electrically connected with the main control circuit; the film sheet is provided with a first light-transmitting area; the second light source, the second condenser lens, the film and the focusing lens are sequentially arranged along a second light path.
From the above, the outline of the first light-transmitting area matches the outline of the moon, and this setting is used to present a static moon projection.
In a further aspect, the second light source is a second light emitting diode.
The dynamic lamp effect projection device further comprises a third light source and a grating sheet; the third light source is electrically connected with the main control circuit; the third light source and the grating sheet are sequentially arranged along a third light path.
Therefore, the third light source can present a static or gradually-dark star field projection effect after passing through the grating sheet.
Further, the third light source is a laser emitter.
From the above, it can be seen that the laser light and the grating sheet cooperate to achieve a better star field projection effect.
Further, the first light source is a first light emitting diode.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the dynamic lamp effect projection apparatus of the present invention.
Fig. 2 is a schematic structural view of a spotlight cover in a first embodiment of the dynamic light effect projection apparatus of the present invention.
Fig. 3 is a schematic structural diagram of a first interference plate in a first embodiment of the dynamic lamp effect projection apparatus of the present invention.
Fig. 4 is a schematic structural diagram illustrating an expansion of the first embodiment of the dynamic lamp effect projection apparatus of the present invention.
Fig. 5 is a schematic structural diagram of a second embodiment of the dynamic lamp effect projection apparatus of the present invention.
Detailed Description
First embodiment of dynamic light effect projection device
Referring to fig. 1, fig. 1 is a schematic structural diagram of a first embodiment of the dynamic lamp effect projection apparatus of the present invention. The dynamic lamp effect projection device comprises a power module 11, a main control circuit 12, a first motor 13, a condenser lamp cover 2, a first lamp effect structure and a second lamp effect structure, wherein the first lamp effect structure comprises a first light source 14, a first condenser lens 15 and a first interference sheet 3, and the second lamp effect structure comprises a second light source 16, a second condenser lens 17, a film sheet 18 and a focus lens 19.
The power module 11 realizes the conversion between alternating current and direct current, and the main control circuit 12 is electrically connected with the power module 11. The first light source 14 and the second light source 16 are both light emitting diodes, the first light source 14, the second light source 16 and the first motor 13 are all electrically connected to the main control circuit 12, the axis of the spotlight cover 2 has a connection portion 20, and an output shaft of the first motor 13 is coaxially connected to the connection portion 20, or in other embodiments, the output shaft of the first motor 13 and the connection portion 20 are further provided with a transmission component, such as a gear set or a pulley set. The first light source 14, the first condenser lens 15, the first interference sheet 3, and the circumferential portion of the condenser lamp cover 2 are sequentially disposed along a first optical path. The film 18 is provided with a first light-transmitting area with a crescent-shaped outline, and the second light source 16, the second condenser lens 17, the film 18 and the focusing lens 19 are sequentially arranged along a second light path.
With reference to fig. 1 and 2, fig. 2 is a schematic structural diagram of a spotlight cover in a first embodiment of the dynamic light effect projection apparatus of the present invention. The condenser lamp cover 2 is used as a condenser lens, the whole condenser lamp cover 2 is in a spherical crown shape, the condenser lamp cover is made of transparent plastic, the condenser lamp cover 2 is provided with an incident surface 210 and an emergent surface which are oppositely arranged, the incident surface 210 is concave, the incident surface 210 is in a multi-edge surface structure, and a plurality of triangular refraction surface units 211 are formed on the incident surface 210 at the periphery of the connecting part 20.
With reference to fig. 1 and fig. 3, fig. 3 is a schematic structural diagram of a first interference sheet in a first embodiment of the dynamic lamp effect projection apparatus of the present invention. The first interference pieces 3 are fixedly arranged in the dynamic lamp effect projection device, the first interference pieces 3 are transparent plastic pieces, and the first interference pieces 3 are provided with flat incident surfaces and concave-convex undulated emergent surfaces 320. The emitting surface 320 is covered with protrusions 321 without edges, and the protrusions 321 have different sizes and different heights, and a gap 322 is formed between adjacent protrusions 321.
With reference to fig. 1 to 4, fig. 4 is a schematic structural diagram illustrating an expansion of the first embodiment of the dynamic lamp effect projection apparatus of the present invention. The first interference piece 3 faces the exit surface 210 on the condenser lamp cover 2 at the periphery of the connecting portion 20, when the condenser lamp cover 2 rotates, the light of the first light source 14 passes through the first interference piece 3 and then enters the plurality of moving refraction surface units 211 of the condenser lamp cover 2, and finally, the light emitted from the condenser lamp cover 2 can show a cloud-shaped dynamic lamp effect. In addition, the light of the second light source 16 sequentially passes through the second condenser lens 17, the film 18 and the focusing lens 19 to present a static crescent projection, and the second light source 16 does not exit through the condenser lamp cover 2 any more.
When the effect of the dynamic light effect needs to be changed, an additional light effect structure can be added, the additional light effect structure comprises a fourth light source 41, a third condensing lens 42 and a second interference sheet 43, the fourth light source 41 is a light emitting diode, the fourth light source 41 is electrically connected with the main control circuit 12, the fourth light source 41, the third condensing lens 42, the second interference sheet 43 and the condensing lamp cover 2 are sequentially arranged along a fourth light path, therefore, the added fourth light source 41 is emitted to the rotating condensing lamp cover 2 through the second interference sheet 43, and the added fourth light source 41 and the projection formed by the emission of the first light source 14 form a stacked effect, so that the requirement of higher projection effect is met. In addition, as can be seen from fig. 4, the extra lamp effect structure is still in the shielding range of the condenser lamp cover 2, the volume change of the projection device is small, and the appearance of the projection device is not affected.
Second embodiment of dynamic lamp effect projection device
Referring to fig. 1 and 5, fig. 5 is a schematic structural diagram of a second embodiment of the dynamic lamp effect projection apparatus of the present invention. Different from the first embodiment, the second embodiment further includes a third light source 53 and a grating sheet 54 sequentially disposed along a third optical path, the third light source 53 is a laser emitter, and the third light source 53 is electrically connected to the master control circuit 12. When the light from the third light source 53 passes through the grating 54 and exits, a starfield effect can be obtained on the projection surface. And the main control circuit 12 is used for carrying out on-off control on the third light source 53, so that the flickering effect of the star field can be realized.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (9)
1. A dynamic lamp effect projection device comprises a main control circuit, a first light source, a first condensing lens, a first interference sheet and a condensing lamp cover, wherein the first light source is electrically connected with the main control circuit;
the method is characterized in that:
the first interference piece is fixedly arranged in the dynamic lamp effect projection device;
the dynamic lamp effect projection device further comprises a first motor, and the first motor is electrically connected with the main control circuit;
the axis of the spotlight shade is provided with a connecting part, and an output shaft of the first motor is connected with the connecting part;
the condensing lamp cover is a condensing lens, the incident surface or the emergent surface of the condensing lamp cover is of a multi-surface structure, and the emergent surface of the first interference sheet faces the incident surface of the condensing lens.
2. The dynamic lamp effect projection device of claim 1, wherein:
the incident surface or the emergent surface of the condenser lamp cover is of a multi-edge surface structure.
3. The dynamic lamp effect projection device of claim 1, wherein:
the spotlight lampshade is in a spherical crown shape, and the incident surface of the spotlight lampshade is concave.
4. The dynamic lamp effect projection device of claim 1, wherein:
a plurality of protruding parts are distributed on the emergent surface of the first interference sheet, and gaps are formed among the protruding parts.
5. The dynamic lamp effect projection device according to any one of claims 1 to 4, wherein:
the dynamic lamp effect projection device also comprises a second light source, a second condenser lens, a film and a focusing lens;
the second light source is electrically connected with the main control circuit;
the film sheet is provided with a first light-transmitting area;
the second light source, the second condensing lens, the film and the focusing lens are sequentially arranged along a second light path.
6. The dynamic lamp effect projection device of claim 5, wherein:
the second light source is a second light emitting diode.
7. The dynamic lamp effect projection device according to any one of claims 1 to 4, wherein:
the dynamic lamp effect projection device also comprises a third light source and a grating sheet;
the third light source is electrically connected with the main control circuit;
the third light source and the grating sheet are sequentially arranged along a third light path.
8. The dynamic lamp effect projection device of claim 7, wherein:
the third light source is a laser emitter.
9. The dynamic lamp effect projection device according to any one of claims 1 to 4, wherein:
the first light source is a first light emitting diode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883663.XU CN213118555U (en) | 2020-09-01 | 2020-09-01 | Dynamic lamp effect projection device |
| US17/460,289 US20220065413A1 (en) | 2020-09-01 | 2021-08-29 | Light effect projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883663.XU CN213118555U (en) | 2020-09-01 | 2020-09-01 | Dynamic lamp effect projection device |
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| CN213118555U true CN213118555U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021883663.XU Active CN213118555U (en) | 2020-09-01 | 2020-09-01 | Dynamic lamp effect projection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137951A1 (en) * | 2022-01-19 | 2023-07-27 | 中山博浪电子科技有限公司 | Atmosphere image projection apparatus |
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2020
- 2020-09-01 CN CN202021883663.XU patent/CN213118555U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137951A1 (en) * | 2022-01-19 | 2023-07-27 | 中山博浪电子科技有限公司 | Atmosphere image projection apparatus |
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