CN218819870U - Meteor starry sky lamp and meteor light path system thereof - Google Patents
Meteor starry sky lamp and meteor light path system thereof Download PDFInfo
- Publication number
- CN218819870U CN218819870U CN202223393605.0U CN202223393605U CN218819870U CN 218819870 U CN218819870 U CN 218819870U CN 202223393605 U CN202223393605 U CN 202223393605U CN 218819870 U CN218819870 U CN 218819870U
- Authority
- CN
- China
- Prior art keywords
- slit
- meteor
- gear
- fixed
- rotating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a meteor sky lamp and meteor light path system, which comprises a light source, a lens and a projection component, wherein the projection component comprises a fixed slit plate and a rotary slit component; at least one first slit is formed in the fixed slit plate; the rotating slit component comprises a rotating slit gear, and a second slit groove is formed in the rotating slit gear; the widths of the first slit and the second slit groove are different; when the rotating slit gear rotates to the position where the second slit groove periodically moves to the position above the light source, light emitted by the light source passes through the second slit groove and the first slit and is projected to the outside through the lens to form a long strip-shaped starlight projection, and a meteor projection is formed along with the rotation of the second slit groove around the central shaft, so that the effect of meteor crossing is obtained.
Description
Technical Field
The utility model relates to an atmosphere lamps and lanterns technical field, in particular to meteor sky lamp and meteor light path system thereof.
Background
The starry sky projection lamp generally adopts a projection technology to project a pattern of a galaxy or a starry sky on a roof or a wall. However, the lamp is single in form and has no meteor function.
0003. Some optical devices for manufacturing meteor effect are also available in the market, for example, the utility model patent with application number CN200620101055.2 discloses a meteor light source machine, which comprises an optical fiber connector, a lamp bowl frame, a lamp bowl, a synchronous motor, a light source and a frame, a color wheel is arranged outside the light source, the optical fiber connector is arranged outside the color wheel and corresponds to the light of the light source, and the color wheel is connected with the synchronous motor. Here, the light source may be a bulb or other light emitting body. The color wheel is formed by arranging color stripes on the cylindrical surface of a transparent acryl wheel body. The meteor light source machine has a simple structure, can realize that a bundle of optical fibers or a plurality of bundles of optical fibers change regularly and simultaneously on the premise of not changing the effect generated by the original light source machine, and can manufacture the simulation effect that the meteor crosses the sky by embellishing the end points of the optical fibers on the night scene of the painting, which cannot be possessed by the common light source machine. However, such meteor light source needs to be implemented by using a color wheel, an optical fiber, and other mechanisms.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a new meteor sky lamp and meteor light path system thereof, which has a simpler structure and a more real effect.
In order to achieve the above object, the present invention provides a meteor light path system of meteor sky lamp, which comprises a light source, a lens and a projection assembly disposed between the light source and the lens; the projection component comprises a fixed slit plate which is arranged below the lens and is fixedly connected with the lens, and a rotary slit component which is arranged between the fixed slit plate and the light source; wherein the content of the first and second substances,
at least one first slit is formed in the fixed slit plate;
the rotating slit assembly comprises a rotating slit gear, a central shaft of the rotating slit gear is positioned on the side of the first slit, at least one second slit groove arranged along the radial direction of the rotating slit gear is formed in the rotating slit gear, and the second slit groove penetrates through the thickness direction of the rotating slit gear;
the widths of the first slit and the second slit groove are different;
when the second slit groove periodically moves to the position above the light source under the rotation of the rotating slit gear, light emitted by the light source passes through the second slit groove and the first slit and is projected to the outside through the lens to form a long strip-shaped star light projection, and a meteor projection is formed along with the rotation of the second slit groove around the central shaft.
Furthermore, the number of the second slit grooves is 3, the 3 second slit grooves are uniformly arranged along the circumferential direction, and the included angle between every two adjacent 2 second slit grooves is 120 degrees.
Further, the fixed slit plate is fixedly connected with the lens.
The utility model also provides a meteor starry sky lamp, which comprises a shell, a main control circuit module and a power supply module, wherein the main control circuit module and the power supply module are arranged in the shell; the meteor optical path system is further provided; wherein, meteor starry sky lamp still includes:
the lens is fixed at the top end of the inner sleeve, a fixed slit plate is fixed at the bottom end of the inner sleeve, and the first slit is formed in the fixed slit plate;
the fixed plate is provided with a rotating shaft hole and a fixed hole, the fixed plate is fixedly connected with the shell through the fixed hole, and the rotating slit gear is rotatably connected with the fixed plate through the rotating shaft hole;
the light source is fixedly connected with the shell and arranged below the first slit and the rotating slit gear;
the rotating slit assembly further comprises a driving motor, and the driving motor is in driving connection with the rotating slit gear so as to drive the rotating slit gear to rotate;
the light source is electrically connected with the power supply module and the master control circuit module, and the power supply module and the master control circuit module are also electrically connected with the driving motor.
The light path opening is used for light to pass through, and the blocking edge is used for blocking the inner sleeve from coming off from the top; the size of the fixed slit plate is larger than that of the inner sleeve; a convex edge is arranged on the outer wall of the outer sleeve, and a through hole is formed in the convex edge; and a fixing column matched with the through hole is protruded out of the fixing plate, and a screw penetrates through the through hole and is fixed on the fixing column so as to fix the outer sleeve on the fixing plate.
Further, the fixed plate is arranged between the outer sleeve and the rotary slit gear, a containing groove used for containing the fixed slit plate is formed in one side, close to the outer sleeve, of the fixed plate, an optical path opening hole is formed in the bottom of the containing groove, and the first slit is arranged right opposite to the optical path opening hole.
Further, the outer diameter of the inner sleeve is larger than the lens, the inner diameter of the inner sleeve is smaller than the lens, and a clamping groove is formed in the side wall of the top of the inner sleeve and used for fixing the lens.
Further, the top surface of the outer sleeve is provided with an opening to form the light path opening, and the top surface forms the blocking edge.
Further, a light guide column is arranged between the light source and the rotating slit gear so as to guide light emitted by the light source to the second slit groove on the rotating slit gear.
Further, the rotating slit assembly further comprises a driving gear, wherein the driving gear is in transmission connection with an output shaft of the driving motor and is meshed with the rotating slit gear so as to transmit the output of the driving assembly to the rotating slit gear.
The meteor star sky lamp and the meteor light path system thereof in the utility model are provided with a projection component, wherein the projection component comprises a fixed slit plate which is arranged below the lens and is fixedly connected with the lens, and a rotating slit component which is arranged between the fixed slit plate and the light source; at least one first slit is formed in the fixed slit plate; the rotating slit assembly comprises a rotating slit gear, a central shaft of the rotating slit gear is positioned on the side of the first slit, at least one second slit groove arranged along the radial direction of the rotating slit gear is formed in the rotating slit gear, and the second slit groove penetrates through the thickness direction of the rotating slit gear; the widths of the first slit and the second slit groove are different; under the rotation of the rotating slit gear, when the second slit groove periodically moves to the upper part of the light source, light emitted by the light source passes through the second slit groove and the first slit and is projected to the outside through the lens to form a strip-shaped starlight projection, and a meteor projection is formed along with the rotation of the second slit groove around the central shaft, so that the meteor effect is obtained. The lens is fixedly connected with the fixed slit plate, and the position of the first slit is stable; meanwhile, the speed of the meteor is determined by adjusting the rotating speed ratio of the rotating slit gear, a plurality of slits can be added on the rotating slit gear, and a plurality of meteors can be obtained by one rotation of the gear. Simple structure and real meteor projection effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of a part of a meteor light path system of a meteor starry sky lamp according to an embodiment of the present invention;
FIG. 2 is a front view of the meteor optical path system of FIG. 1;
FIG. 3 is an exploded view of the meteor optical path system of FIG. 1;
FIG. 4 is a cross-sectional view in the direction of the optical path of the meteor optical system of FIG. 1;
fig. 5 is a schematic structural view of a fixing plate of the meteor optical path system in fig. 1;
the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The technical solution in this embodiment will be clearly and completely described below with reference to the drawings in this embodiment. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the present embodiment are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, the terms "connected", "fixed", and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, "fixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Please refer to fig. 1 to 5, which are schematic partial structural diagrams of a meteor sky lamp according to an embodiment of the present invention, the meteor sky lamp includes a housing, a main control circuit module and a power module disposed in the housing, and further includes a meteor optical path system 100, an inner sleeve 20, and a fixing plate 30.
It should be noted that electronic components such as a housing, a circuit board, and the like, which are the same as those in the related art, are not shown in the drawings. The housing of the meteor starry space light can be set according to the requirement of attractive appearance, and the association with the core meteor light path system of the invention is low, and is not limited specifically here. In addition, the main control circuit module and the power module arranged in the shell are not specially limited and explained. As required, the main control Circuit module may use a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA), a Complex Programmable Logic Device (CPLD), or the like. The specification, the position, the power supply mode and the like of the power supply module can be set by a person skilled in the art according to needs, and each power utilization module can be directly connected with the power supply module or can be switched through a power supply circuit of the master control circuit module.
In the specific implementation, the technical features of the technical problems to be actually solved in the present invention are mainly described, the meteor starry sky light is related to the technical features of the meteor starry sky light and overlaps with the prior art, and the technical personnel in the field can select and use the partial contents as required, for example, the main control circuit module is provided with a WiFi or a 4G/5G communication unit to realize data transmission between the main control circuit module and the outside, the main control circuit module is provided with a GPS or a beidou unit to realize position positioning, and the like, and the description is not expanded; however, the technical solution of the main control circuit module in the present invention is not complete.
It should be further noted that the meteor and starry sky lamp may further include a starry sky projection light path for projecting a picture such as a galaxy or a starry sky, so that the meteor projected by the meteor light path system 100 may be superimposed in the starry sky projection; the structure of the starry sky projection light path is the same as that in the prior art, and a person skilled in the art can select the light path as needed, and share or independently use the light source, the lens and the like on the premise of not affecting the operation of the meteor light path system 100, and details are not repeated herein.
The meteor optical path system 100 includes a light source 11, a lens 12, and a projection component disposed between the light source 11 and the lens 12.
The projection assembly comprises a fixed slit plate 131 arranged below the lens 12 and fixedly connected with the lens 12, and a rotary slit assembly arranged between the fixed slit plate 131 and the light source 11; wherein the content of the first and second substances,
at least one first slit 1311 is formed in the fixed slit plate 131;
the rotating slit assembly comprises a rotating slit gear 1321, the central axis of the rotating slit gear 1321 is positioned at the side edge of the first slit 1311, at least one second slit slot 1322 arranged along the radial direction of the rotating slit gear 1321 is formed in the rotating slit gear 1321, and the second slit slot 1322 penetrates through the thickness direction of the rotating slit gear 1321;
the first slit 1311 and the second slit groove 1322 have different widths;
when the second slit 1322 periodically moves above the light source 11 by the rotation of the rotary slit gear 1321, the light emitted from the light source 11 passes through the second slit 1322 and the first slit 1311 and is projected to the outside through the lens 12 to form a long strip-shaped star light projection, and forms a meteor projection along with the rotation of the second slit 1322 around the central axis.
The light source 11 may be an LED light source, a laser light source, or the like, and the color of the light source 11 may be set as needed.
Specifically, under the rotation of the rotary slit gear 1321, the second slit slot 1322 rotates around the central axis of rotation, and when the second slit slot 1322 moves above the light source 11, the light emitted from the light source 11 passes through the second slit slot 1322 and the first slit 1311 and is projected to the outside through the lens 12 to form a long strip-shaped starlight projection; as the second slit 1322 rotates around the central axis, the overlapped portion of the second slit 1322 and the first slit 1311 moves along the first slit 1311, and the elongated starlight projection moves, thereby forming a moving meteor projection effect.
The utility model discloses a meteor light path system 100's design adopts and rotates slit gear 1321, and the speed of marking is crossed than the decision meteor through the rotational speed ratio of adjusting rotation slit tooth 1321, can add many slits on rotating slit gear 1321, and the gear changes the round and can obtain many meteors.
In a specific embodiment, the number of the second slit grooves 1322 is 3, the 3 second slit grooves 1322 are uniformly arranged along the circumferential direction, and an included angle between every two adjacent second slit grooves 1322 is 120 degrees.
Optionally, the fixed slit plate 131 is fixedly connected to the lens 12, so as to fix the position of the first slit 1311, and ensure the stability of the projection image.
In the meteor star lamp, an inner sleeve 20 and a fixing plate 30 are further included to connect and fix the respective optical or mechanical devices of the meteor optical path system 100.
In particular, the present invention relates to a method for producing,
the inner sleeve 20 is a hollow cylindrical structure with two open ends, the lens 12 is fixed at the top end of the inner sleeve 20, and the fixed slit plate 131 is fixed at the bottom end of the inner sleeve 20;
a rotating shaft hole 31 and a fixing hole 32 are formed in the fixing plate 30, the fixing plate 30 is fixedly connected with the shell through the fixing hole 32, and the rotating slit gear 1321 is rotatably connected with the fixing plate 30 through the rotating shaft hole 31;
the light source 11 is fixedly connected with the housing and is arranged below the first slit 1311 and the rotary slit gear 1321;
the rotary slit assembly 13 further comprises a driving motor (not shown) which is in driving connection with the rotary slit gear 1321 to drive the rotary slit gear 1321 to rotate;
the light source 11 is electrically connected with the power supply module and the master control circuit module, and the power supply module and the master control circuit module are also electrically connected with the driving motor.
The lens 12 and the fixed slit plate 131 are fixed by the inner sleeve 20, so that the lens and the fixed slit plate are not dislocated to affect the image stability.
Further, the outer sleeve 40 is provided with a hollow cylindrical structure, the bottom of the outer sleeve 40 is open, the inner sleeve 20 penetrates from the bottom end of the outer sleeve 40 and is accommodated in the outer sleeve 40, the top of the outer sleeve 40 is provided with an optical path opening 41 and a blocking edge 42, the optical path opening 41 is used for light to pass through, and the blocking edge 42 is used for blocking the inner sleeve 20 from coming out of the top; the size of the fixing slit plate 131 is larger than that of the inner sleeve 20; a convex edge 43 is arranged on the outer wall of the outer sleeve 40, and a through hole 44 is formed in the convex edge 43; fixing posts 33 protruding from the fixing plate 30 are matched with the through holes 44, and screws (not shown) are inserted through the through holes 44 and fixed to the fixing posts 33 to fix the outer sleeve 40 to the fixing plate 30.
The mechanical connection of the optical path structure is preferably achieved by providing an outer sleeve 40 to connect the inner sleeve 20 and the fixed plate 30.
Further, the fixing plate 30 is disposed between the outer sleeve 40 and the rotating slit gear 1321, a receiving groove 34 for receiving the fixing slit plate 131 is formed at one side of the fixing plate 30 close to the outer sleeve 40, an optical path opening hole (not numbered) is further formed at the bottom of the receiving groove 34, and the first slit 131 is disposed opposite to the optical path opening hole. The fixed slit plate 131 can be stably fixed in the accommodating groove 34, and the optical path opening is naturally formed when the accommodating groove 34 is provided with a through hole; of course, the light path opening may be formed by forming a hole matching the first slit 1311 at the bottom of the receiving groove 34.
Further, the outer diameter of the inner sleeve 20 is larger than the lens 12, the inner diameter of the inner sleeve 20 is smaller than the lens 12, and a locking groove 21 is formed in a side wall of the top of the inner sleeve 20 and used for fixing the lens 12.
Further, the top surface of the outer sleeve 40 is bored to form the light path opening 41, and the top surface forms the blocking edge 42.
Further, a light guide column (not shown) is disposed between the light source 11 and the rotary slit gear 1311 to guide light emitted from the light source 11 to the second slit slot 1322 on the rotary slit gear 1321.
Further, the rotary slit assembly 13 further includes a driving gear (not shown) which is in transmission connection with an output shaft of the driving motor and is engaged with the rotary slit gear 1321 to transmit an output of the driving assembly to the rotary slit gear 1321.
The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, and all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings of the present invention, or directly or indirectly applied to other related technical fields, are included in the protection scope of the present invention.
Claims (10)
1. A meteor light path system of a meteor star sky lamp comprises a light source, a lens and a projection component arranged between the light source and the lens; the projection assembly comprises a fixed slit plate and a rotary slit assembly, wherein the fixed slit plate is arranged below the lens and fixedly connected with the lens, and the rotary slit assembly is arranged between the fixed slit plate and the light source; wherein the content of the first and second substances,
at least one first slit is formed in the fixed slit plate;
the rotating slit assembly comprises a rotating slit gear, a central shaft of the rotating slit gear is positioned on the side of the first slit, at least one second slit groove arranged along the radial direction of the rotating slit gear is formed in the rotating slit gear, and the second slit groove penetrates through the thickness direction of the rotating slit gear;
the widths of the first slit and the second slit groove are different;
under the rotation of the rotating slit gear, when the second slit groove periodically moves to the position above the light source, light emitted by the light source passes through the second slit groove and the first slit, is projected to the outside through the lens to form a long strip-shaped starlight projection, and forms a meteor projection along with the rotation of the second slit groove around the central shaft.
2. The meteor optical path system of meteor star sky lamp as claimed in claim 1, wherein the number of the second slit grooves is 3, 3 of the second slit grooves are uniformly arranged along the circumferential direction, and the included angle between every two adjacent second slit grooves is 120 °.
3. The meteor optical path system of meteor star sky lamp as claimed in claim 1 wherein the light source is a laser light source.
4. A meteor starry sky lamp, comprising a shell, a main control circuit module and a power supply module, which are arranged in the shell, characterized by further comprising a meteor light path system as claimed in any one of claims 1-3; wherein, meteor starry sky lamp still includes:
the lens is fixed at the top end of the inner sleeve, the fixed slit plate is fixed at the bottom end of the inner sleeve, and the first slit is formed in the fixed slit plate;
the fixed plate is provided with a rotating shaft hole and a fixed hole, the fixed plate is fixedly connected with the shell through the fixed hole, and the rotating slit gear is rotatably connected with the fixed plate through the rotating shaft hole;
the light source is fixedly connected with the shell and arranged below the first slit and the rotating slit gear;
the rotating slit assembly further comprises a driving motor, and the driving motor is in driving connection with the rotating slit gear so as to drive the rotating slit gear to rotate;
the light source is electrically connected with the power supply module and the master control circuit module, and the power supply module and the master control circuit module are also electrically connected with the driving motor.
5. The meteor star spot lamp according to claim 4, further comprising an outer sleeve, wherein the outer sleeve is a hollow cylindrical structure, the bottom of the outer sleeve is open, the inner sleeve penetrates from the bottom end of the outer sleeve and is accommodated in the outer sleeve, the top of the outer sleeve is provided with a light path opening for light to pass through and a blocking edge for blocking the inner sleeve from coming out of the top; the size of the fixed slit plate is larger than that of the inner sleeve; a convex edge is arranged on the outer wall of the outer sleeve, and a through hole is formed in the convex edge; and a fixing column matched with the through hole is protruded out of the fixing plate, and a screw penetrates through the through hole and is fixed on the fixing column so as to fix the outer sleeve on the fixing plate.
6. The meteor star spot lamp of claim 5, wherein the fixed plate is disposed between the outer sleeve and the rotary slit gear, a receiving groove for receiving the fixed slit plate is formed on one side of the fixed plate close to the outer sleeve, an optical path opening is further formed at the bottom of the receiving groove, and the first slit is disposed opposite to the optical path opening.
7. The meteor star lamp of claim 5 wherein the inner sleeve has an outer diameter greater than the lens and an inner diameter less than the lens, and wherein the inner sleeve has a top with a detent on its side wall for securing the lens.
8. The meteor star light of claim 5 wherein the top surface aperture of the outer sleeve forms the light path opening, the top surface forming the blocking edge.
9. The meteor star sky lamp as claimed in claim 4 wherein a light guide is disposed between the light source and the rotating slit gear to guide light from the light source to the second slit groove on the rotating slit gear.
10. The meteor star light of claim 4 wherein the rotary slot assembly further comprises a drive gear drivingly connected to the output shaft of the drive motor and meshed with the rotary slot gear to drive the output of the drive motor to the rotary slot gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223393605.0U CN218819870U (en) | 2022-12-14 | 2022-12-14 | Meteor starry sky lamp and meteor light path system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223393605.0U CN218819870U (en) | 2022-12-14 | 2022-12-14 | Meteor starry sky lamp and meteor light path system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218819870U true CN218819870U (en) | 2023-04-07 |
Family
ID=87259103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223393605.0U Active CN218819870U (en) | 2022-12-14 | 2022-12-14 | Meteor starry sky lamp and meteor light path system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218819870U (en) |
-
2022
- 2022-12-14 CN CN202223393605.0U patent/CN218819870U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| USRE40015E1 (en) | Lighting device with beam altering mechanism incorporating a plurality of light sources | |
| EP3453952B1 (en) | Light distribution element for light emitting device and light emitting device | |
| RU2558750C1 (en) | System for fluid simulated surface projection | |
| US3179791A (en) | Illuminating device for producing varied color effects | |
| US9366415B2 (en) | Framing shutter system for a luminaire | |
| US10440308B2 (en) | Dynamic display projection lamp with multiple projection units | |
| CN218819870U (en) | Meteor starry sky lamp and meteor light path system thereof | |
| US20190129284A1 (en) | Dynamic film projector | |
| CN116184753A (en) | Meteor sky projection lamp | |
| CN207687861U (en) | A kind of animation projection lamp | |
| JPH0618792A (en) | Shutter | |
| US3930711A (en) | Special effects lens | |
| CN117215145A (en) | Projection imaging device and lamp | |
| CN102681291A (en) | Aperture device, video camera and electronic device | |
| CN215376038U (en) | Light filtering device, light supplementing lamp comprising same and camera | |
| CN219574579U (en) | Meteor sky projection lamp | |
| US6142653A (en) | Optical pattern producing system | |
| JP5702607B2 (en) | Lighting structure of dial type operation knob | |
| CN209928767U (en) | Interesting phenomenon device based on polarization principle | |
| CN110320731B (en) | Multimedia device and robot | |
| KR20010044267A (en) | Three dimensional image display apparatus using aspherical mirrors | |
| CN208474995U (en) | A kind of laser lamp of convertible pattern | |
| US10619799B1 (en) | Light bulb projector | |
| CN100395652C (en) | Vertical-horizontal two-purpose liquid crystal projecting device | |
| CN219102794U (en) | Bidirectional sliding wall lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |