Light projection device and decoration assembly

By designing a light projection device including an outer shell, a light-emitting component and a projection lamp component, the problem of the single function of the projection lamp is solved, multifunctional decorative effects and lighting functions are achieved, and the user experience is improved.

CN223331625UActive Publication Date: 2025-09-12X J ELECTRIC (HUBEI) CO LTD
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Patent Information

Application Number
CN202422958869.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-29
Publication Date
2025-09-12
Estimated Expiration
2034-11-29

AI Technical Summary

Technical Problem

Existing projection lamps have a single function and cannot meet users' needs for multifunctional decorative effects.

Method used

A light projection device is designed, which includes an outer shell, a light-emitting component and a projection lamp component. The outer shell is provided with a light-transmitting part. The projection lamp component includes multiple lens modules and is equipped with a main control board and a decorative component. It can project patterns such as stars and the moon and be used in combination with the decorative body.

Benefits of technology

The projection lamp has achieved multifunctional decorative effects, improved user experience, and has dual functions of lighting and decoration, with broad market application prospects.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a light projection device and a decoration assembly, the light projection device comprises an outer shell, a light emitting assembly and a projection lamp assembly, the top of the outer shell is provided with a mounting port, one side of the outer shell is provided with a window, and the window is provided with a light transmitting piece; the light-emitting assembly is arranged in the outer shell, and light emitted by the light-emitting assembly is transmitted to the outside through the light-transmitting piece. And the projection lamp assembly is arranged at the mounting opening. The lamplight projection device not only has the function of projection lamplight, but also has the function of emitting decorative lamplight, the problem that an existing projection lamp is single in function is solved, the better decorative effect is achieved, the use requirement of a user can be better met, and the wide market application prospect is achieved. Besides, the light transmitted from the light transmitting part not only plays a role in decoration, but also can play a role in illuminating the surrounding environment, and the use experience of a user can be improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of decorative articles, in particular to a light projection device and a decorative component. Background Art

[0002] Projection lamps are a special type of lamp that can magnify images or text and project them clearly onto walls or other objects through a specific light source and lens system, creating a unique visual effect. Therefore, they are widely used in home decoration, festival celebrations, exhibitions, conferences and other fields.

[0003] As users' requirements for the decorative effects of projection lamps gradually increase, projection lamps with only a single projection function are becoming increasingly difficult to gain market favor. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a multifunctional light projection device and a decorative component with good decorative effect.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a light projection device, comprising:

[0006] An outer shell, wherein a mounting opening is provided on the top of the outer shell, a window is provided on one side of the outer shell, and a light-transmitting member is provided at the window;

[0007] a light-emitting component, the light-emitting component being disposed in the outer shell, and the light emitted by the light-emitting component being transmitted to the outside through the light-transmitting member;

[0008] A projection lamp assembly is arranged at the installation opening.

[0009] Furthermore, the outer shell includes a first shell and a second shell that are arranged opposite to each other, the first shell and the second shell are connected to form a partial area for accommodating the projection lamp assembly and a cavity for the light-emitting assembly, the window is provided on the first shell, and the first shell and the second shell together form the installation port.

[0010] Furthermore, the first shell and the second shell respectively have an upper convex portion, and the exposed end of the projection lamp assembly is located between the two upper convex portions.

[0011] Furthermore, the projection lamp assembly includes a cylinder, the cylinder is provided with a first limiting ring groove, and the edge of the mounting opening of the outer shell extends into the first limiting ring groove.

[0012] Furthermore, the first shell and the second shell are respectively provided with a locking rib, and the cylinder is also provided with a second limiting ring groove that cooperates with the locking rib.

[0013] Furthermore, the projection lamp assembly also includes a projection lamp panel, a focusing lens, a convex lens, a film lens and an aspheric lens module which are sequentially arranged in the cylinder from bottom to top, and the aspheric lens module includes at least one aspheric lens.

[0014] Furthermore, a main control board is provided in the outer shell, and the main control board is electrically connected to the light emitting assembly and the projection lamp board respectively.

[0015] Furthermore, the outer shell is provided with a power input interface electrically connected to the main control board.

[0016] In order to solve the above technical problems, the present invention also adopts the following technical solution: a decoration component includes the above light projection device.

[0017] Furthermore, it also includes a decorative body and a connecting piece, and the decorative body is connected to the outer shell through the connecting piece.

[0018] The beneficial effects of the present invention are:

[0019] This light projection device not only has the function of projecting light, but also has the function of emitting decorative light, which overcomes the problem of the single function of existing projection lamps, has a stronger decorative effect, can better meet the needs of users, and has broad market application prospects.

[0020] When the images projected by the projection component are stars, the moon, etc., the star light images presented on the ceiling can create the effect of bringing the starry sky closer to the eyes, greatly enhancing the decorative effect.

[0021] In addition, the light transmitted from the light-transmitting part not only serves as a decoration, but also can illuminate the surrounding environment and enhance the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic structural diagram of the overall structure of the light projection device according to the first embodiment of the present utility model;

[0023] Figure 2 This is a schematic diagram of the internal structure of the light projection device according to the first embodiment of the present utility model;

[0024] Figure 3 This is a schematic structural diagram of the internal structure of the projection lamp assembly in the light projection device according to the first embodiment of the present utility model;

[0025] Figure 4 This is a structural diagram of part of the structure of the decorative component of the second embodiment of the present invention.

[0026] Description of labels:

[0027] 1. Outer shell; 11. Mounting port; 12. First shell; 13. Second shell; 14. Upper convex portion; 15. Positioning rib;

[0028] 2. Light-emitting components;

[0029] 3. Projection lamp assembly; 31. Cylinder; 311. First limiting ring groove; 312. Second limiting ring groove; 32. Projection lamp panel; 33. Condenser lens; 34. Convex lens; 35. Film lens; 36. Aspherical lens module;

[0030] 4. Light-transmitting parts;

[0031] 5. Main control board;

[0032] 6. Power input interface;

[0033] 7. Decorative body;

[0034] 8. Connectors;

[0035] 9. Transition structural parts. DETAILED DESCRIPTION

[0036] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

[0037] Please refer to Figures 1 to 3 , a light projection device, comprising:

[0038] An outer shell 1, a mounting opening 11 is provided on the top of the outer shell 1, a window is provided on one side of the outer shell 1, and a light-transmitting member 4 is provided at the window;

[0039] a light-emitting component 2, the light-emitting component 2 being disposed in the outer shell 1, and the light emitted by the light-emitting component 2 being transmitted to the outside through the light-transmitting member 4;

[0040] The projection lamp assembly 3 is arranged at the installation opening 11 .

[0041] As can be seen from the above description, the beneficial effects of the present invention are as follows: the present light projection device not only has the function of projecting light, but also has the function of emitting decorative light, overcoming the problem of the single function of existing projection lamps, having a stronger decorative effect, being more able to meet the needs of users, and having broad market application prospects. When the image projected by the projection component is stars, the moon, etc., the star light image presented on the ceiling can create the effect of bringing the starry sky closer to the eyes, greatly enhancing the decorative effect. In addition, the light transmitted from the light-transmitting member 4 not only serves a decorative purpose, but also can illuminate the surrounding environment, and can further enhance the user experience.

[0042] Furthermore, the outer shell 1 includes a first shell 12 and a second shell 13 that are arranged opposite to each other. The first shell 12 and the second shell 13 are connected to form a partial area for accommodating the projection lamp assembly 3 and a cavity for the light-emitting assembly 2. The window is provided on the first shell 12. The first shell 12 and the second shell 13 together form the mounting port 11.

[0043] As can be seen from the above description, the light projection device has a simple overall structure, is easy to assemble and produce, and is conducive to controlling manufacturing costs.

[0044] Furthermore, the first shell 12 and the second shell 13 each have an upper protrusion 14 , and the exposed end of the projection lamp assembly 3 is located between the two upper protrusions 14 .

[0045] As can be seen from the above description, the upper protrusion 14 on the outer shell 1 can protect the projection lamp assembly 3 and reduce the risk of damage to the projection lamp assembly 3.

[0046] Furthermore, the projection lamp assembly 3 includes a cylinder 31 , and a first limiting ring groove 311 is provided on the cylinder 31 . The edge of the mounting opening 11 of the outer shell 1 extends into the first limiting ring groove 311 .

[0047] As can be seen from the above description, the fixing method of the projection lamp assembly 3 is simple, and the assembly of the light projection device is very simple.

[0048] Furthermore, the first shell 12 and the second shell 13 are respectively provided with a locking rib 15 , and the cylinder 31 is further provided with a second limiting ring groove 312 that cooperates with the locking rib 15 .

[0049] As can be seen from the above description, the cooperation between the locking rib 15 and the second limiting ring groove 312 can achieve a more stable connection between the projection lamp assembly 3 and the outer shell 1, which is beneficial to improving the structural stability of the light projection device.

[0050] Furthermore, the projection lamp assembly 3 also includes a projection lamp board 32, a focusing lens 33, a convex lens 34, a film lens 35 and an aspheric lens module 36 which are sequentially arranged in the cylinder 31 from bottom to top. The aspheric lens module 36 includes at least one aspheric lens.

[0051] As can be seen from the above description, the film lens 35 is provided with a pattern to be projected. By selecting and installing film lenses 35 with different patterns to be projected, the projection lamp assembly 3 can achieve different projection effects.

[0052] Furthermore, a main control board 5 is further provided in the outer shell 1 , and the main control board 5 is electrically connected to the light emitting assembly 2 and the projection lamp board 32 respectively.

[0053] As can be seen from the above description, the main control board 5 is used to control the start and stop of the light emitting assembly 2 and the projection lamp board 32 .

[0054] Furthermore, the outer shell 1 is provided with a power input interface 6 electrically connected to the main control board 5 .

[0055] As can be seen from the above description, the external power supply supplies power to the light projection device through the power input interface 6 .

[0056] Please refer to Figure 4 In order to solve the above technical problems, the present invention also adopts the following technical solution: a decorative component including the above light projection device.

[0057] It can be seen from the above description that this decorative component has both lighting decorative effects and projection decorative effects, and can effectively meet the user's usage needs.

[0058] Furthermore, it also includes a decorative body 7 and a connecting piece 8 , and the decorative body 7 is connected to the outer shell 1 through the connecting piece 8 .

[0059] As can be seen from the above description, the light projection device can be used in conjunction with other decorative items to enhance the decorative effect to a greater extent.

[0060] Please refer to Figures 1 to 3 , Embodiment 1 of the present utility model is: a light projection device, comprising an outer shell 1, a light-emitting component 2 and a projection lamp component 3, the top of the outer shell 1 is provided with a mounting port 11, a side of the outer shell 1 is provided with a window, and a light-transmitting member 4 is provided at the window, the light-transmitting member 4 can be a structural member made of a fully transparent material or a structural member made of a translucent material, and can be selected and set according to actual needs; the light-emitting component 2 is arranged in the outer shell 1, and the light emitted by the light-emitting component 2 is transmitted to the outside through the light-transmitting member 4; the projection lamp component 3 is arranged at the mounting port 11, and the projection direction of the projection lamp component 3 is set upward.

[0061] The outer shell 1 includes a first shell 12 and a second shell 13 arranged opposite to each other. The first shell 12 and the second shell 13 are connected to form a partial area for accommodating the projection lamp assembly 3 and a cavity for the light-emitting assembly 2. The window is provided on the first shell 12. The first shell 12 and the second shell 13 together form the installation opening 11.

[0062] In order to reduce the risk of damage to the projection lamp assembly 3 and extend the service life of the projection lamp assembly 3, in this embodiment, the first shell 12 and the second shell 13 respectively have an upper protrusion 14, and the exposed end of the projection lamp assembly 3 is located between the two upper protrusions 14. Preferably, when looking directly at the light projection device, the upper protrusion 14 completely covers the exposed end of the projection lamp assembly 3, so that the projection lamp assembly 3 can be more fully protected.

[0063] The projection lamp assembly 3 includes a cylinder 31. To facilitate the assembly and manufacturing of the light projection device, a first limiting ring groove 311 is provided on the cylinder 31. The edge of the mounting opening 11 of the outer shell 1 extends into the first limiting ring groove 311, thereby fixing the cylinder 31.

[0064] In this embodiment, the first shell 12 and the second shell 13 are respectively provided with a locking rib 15, and the cylinder 31 is also provided with a second limiting ring groove 312 that cooperates with the locking rib 15. The cooperation between the locking rib 15 and the second limiting ring groove 312 can better fix the projection lamp assembly 3 on the outer shell 1, and the locking rib 15 can also play a role in supporting the cylinder 31, thereby improving the axial pressure resistance of the projection lamp assembly 3, which is conducive to further improving the structural stability of the light projection device.

[0065] The projection lamp assembly 3 also includes a projection lamp board 32, a focusing lens 33, a convex lens 34, a film lens 35 and an aspheric lens module 36, which are arranged in sequence from bottom to top in the cylindrical body 31. The aspheric lens module 36 includes at least one aspheric lens. In this embodiment, the number of the aspheric lenses is three. In other embodiments, the number of the aspheric lenses can be two, four or more.

[0066] Specifically, the outer shell 1 further includes a main control board 5, which is electrically connected to the light-emitting assembly 2 and the projection lamp board 32. The main control board 5 is a PCB board, which is provided with a control circuit. The light-emitting assembly 2 includes at least one light-emitting board, which is a circuit board equipped with light-emitting lamp beads.

[0067] The outer shell 1 is provided with a power input interface 6 electrically connected to the main control board 5. In this embodiment, the power input interface 6 is provided on the second shell 13.

[0068] As a specific embodiment, in this embodiment, the window is in the shape of a five-pointed star, the image to be projected on the film lens 35 is the image of the North Star, and when looking directly at the outer shell 1, the outer shell 1 is in the shape of a five-pointed star, wherein the upper protrusion 14 is a corner of the five-pointed star.

[0069] Please refer to Figure 4 The second embodiment of the present invention is a specific application of the light projection device of the first embodiment, specifically: a decorative component, including the light projection device described in the first embodiment.

[0070] The decoration assembly further includes a decoration body 7 and a connecting piece 8 , and the decoration body 7 is connected to the outer shell 1 via the connecting piece 8 .

[0071] Optionally, the connector 8 is connected to the outer shell 1 via a transitional structure 9. In this embodiment, the transitional structure 9 is a Santa Claus model structure, and the decorative body 7 is a Christmas tree. The connector 8 is connected to the top of the Christmas tree, and the Santa Claus model structure supports the outer shell 1. To enhance the decorative effect, a flexible light strip is wrapped around the Christmas tree.

[0072] In summary, the light projection device and decorative assembly provided by the present invention not only project light but also emit decorative light, overcoming the single-function problem of existing projection lamps. This device offers a stronger decorative effect, better meets user needs, and has broad market application prospects. Furthermore, the light transmitted through the light-transmitting element not only serves a decorative purpose but also illuminates the surrounding environment, further enhancing the user experience.

[0073] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the description and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A light projection device, characterized in that: include An outer shell, wherein a mounting opening is provided on the top of the outer shell, a window is provided on one side of the outer shell, and a light-transmitting member is provided at the window; a light-emitting component, the light-emitting component being disposed in the outer shell, and the light emitted by the light-emitting component being transmitted to the outside through the light-transmitting member; A projection lamp assembly is arranged at the installation opening.

2. The light projection device according to claim 1, characterized in that: The outer shell includes a first shell and a second shell arranged opposite to each other. The first shell and the second shell are connected to form a partial area for accommodating the projection lamp assembly and a cavity for the light-emitting assembly. The window is provided on the first shell. The first shell and the second shell together form the installation port.

3. The light projection device according to claim 2, characterized in that: The first shell and the second shell respectively have an upper convex portion, and the exposed end of the projection lamp assembly is located between the two upper convex portions.

4. The light projection device according to claim 2, characterized in that: The projection lamp assembly includes a cylinder body, a first limiting ring groove is provided on the cylinder body, and the edge of the installation opening of the outer shell extends into the first limiting ring groove.

5. The light projection device according to claim 4, characterized in that: The first shell and the second shell are respectively provided with a locking rib, and the cylinder is further provided with a second limiting ring groove that cooperates with the locking rib.

6. The light projection device according to claim 4, characterized in that: The projection lamp assembly further comprises a projection lamp panel, a focusing lens, a convex lens, a film lens and an aspheric lens module which are sequentially arranged in the cylinder from bottom to top. The aspheric lens module comprises at least one aspheric lens.

7. The light projection device according to claim 6, characterized in that: A main control board is further provided in the outer shell, and the main control board is electrically connected to the light emitting assembly and the projection lamp board respectively.

8. The light projection device according to claim 7, characterized in that: The outer shell is provided with a power input interface electrically connected to the main control board.

9. A decorative component, characterized in that The light projection device comprises the light projection device according to any one of claims 1 to 8.

10. The decoration assembly according to claim 9, characterized in that: It also includes a decorative body and a connecting piece, and the decorative body is connected to the outer shell through the connecting piece.