CN212160317U

CN212160317U - Focus-adjustable projection lamp

Info

Publication number: CN212160317U
Application number: CN202020782775.XU
Authority: CN
Inventors: 胡华; 宋寅; 张思情
Original assignee: NVC Lighting Technology Corp
Current assignee: NVC Lighting Technology Corp
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-12-15
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a projection lamp capable of focusing, which comprises a first lamp body, a second lamp body, a light source module, a driving component, a turntable and a focusing component; a cavity is formed inside the first lamp body, and the light source module, the driving assembly and the turntable are arranged in the cavity; the focusing assembly is arranged below the first lamp body and can be adjusted in a telescopic mode relative to the first lamp body; the turntable is provided with pattern pieces in a replaceable manner, and the driving assembly drives the turntable to rotate so that the pattern pieces to be projected are positioned between the light source module and the focusing assembly; the second lamp body is sleeved on the periphery of the first lamp body, and a diffusion plate is further arranged on the periphery of the second lamp body. The projection lamp can adaptively change the projected pattern in scene, can focus to make the projected pattern clear, can finish the size adjustment of projection, meet the display requirements of different places; when the projection is completed, a side light-emitting illumination structure is further arranged, so that the application requirements of projection and illumination in the lamp are met.

Description

Focus-adjustable projection lamp

Technical Field

The utility model belongs to the technical field of the technique of LED illumination and specifically relates to a projection lamps and lanterns that can focus are related to.

Background

In the existing market and entertainment place, a lamp capable of projecting a pattern is often used in order to display contents and provide a display effect different from that of a device such as a general display board. The projection lamp projects light and shadow patterns to the wall surface or the bottom surface in a light projection mode, the patterns can display contents such as graphics, animation, characters and the like, and different content displays can be carried out by matching with different pattern films.

The pattern projected by the projection lamp has a dynamic effect, can easily attract eye light, creates a warm and harmonious atmosphere indoors, and can display the latest originality, promotion information and products.

In current projection shot-light, because the setting reason of structure, can only project single LOGO or pattern, when the pattern that needs to be projected is changed, need pull down lamps and lanterns, change into the pattern film that adapts to the scene. In addition, due to the thickness and the size of the pattern film, the projected light spot pattern has the problems of poor definition and unsatisfactory projection size.

Therefore, it is necessary to optimally design the structure of the existing projection lamp so that the projection pattern can be changed along with the change of the scene and good projection definition can be maintained.

Disclosure of Invention

In order to solve the above-mentioned problem that prior art exists, the utility model provides a can focus projection lamps and lanterns through at the inside carousel that sets up of lamp body to carry out scene adaptability ground to the pattern of projection and change, set up the focusing subassembly simultaneously, make the projection pattern clear and can accomplish the projected size and adjust, satisfy the show demand of different places to contents such as figure and characters. In addition, the projection lamp is provided with a side light-emitting illumination structure while completing projection, so that the application requirements of projection and illumination in the lamp are met.

In order to achieve the above object, the present invention provides the following technical solutions:

a projection lamp with adjustable focus comprises a first lamp body, a second lamp body, a light source module, a driving assembly, a turntable and a focusing assembly;

a cavity is formed inside the first lamp body, and the light source module, the driving assembly and the turntable are arranged in the cavity; the focusing assembly is arranged below the first lamp body and can be telescopically adjusted relative to the first lamp body;

the turntable is provided with pattern pieces in a replaceable manner, and the driving assembly drives the turntable to rotate so that the pattern pieces to be projected are positioned between the light source module and the focusing assembly;

the second lamp body is sleeved on the periphery of the first lamp body, and a diffusion plate is further arranged on the periphery of the second lamp body.

In the projection lamp, the driving assembly drives the turntable provided with the pattern piece to rotate to a projection position between the light source module and the focusing assembly, and the focusing assembly focuses, so that the projected pattern is clear and bright. The user can be according to the demand in scene, and the rotation of control carousel selects, adjusts and changes the pattern piece, and the focusing subassembly is adjusted the size of projection pattern according to the actual conditions of projection scope, satisfies the show demand.

Meanwhile, in the projection lamp, the second lamp body is arranged on the periphery of the first lamp body, and the diffusion plate is further arranged on the periphery of the second lamp body. Through setting up the light source, can distribute away the light that the light source module sent, have the luminous function of side.

As a further description of the technical solution of the present invention, the first lamp body is a columnar structure, and the second lamp body is a disc-shaped structure.

Drive assembly, light source module and carousel set up in the inside cavity of columnar first lamp body, form built-in structure, have water-proof effects, and whole lamp is clean and tidy, pleasing to the eye simultaneously, and discoid second lamp body cover is established in first lamp body periphery, forms the illumination of side light-emitting, still makes lamp body structure molding unique, is rich in the aesthetic feeling.

As a further description of the technical solution of the present invention, a lamp strip is further provided at the junction of the second lamp body and the diffusion plate.

The lamp area that the periphery of second lamp body set up, the light that sends distributes away through the diffuser plate, when realizing the side and putting light, does not influence the projection route of pattern piece, still can increase the artistic atmosphere of projection in addition.

As a technical scheme of the utility model further describe the place ahead of light source module still is provided with diffusion lens, diffusion lens covers the pattern piece.

As a technical scheme of the utility model further describe, drive assembly includes step motor, action wheel and follows the driving wheel, the action wheel is fixed on step motor, fix on the carousel from the driving wheel, the action wheel is connected with meshing from the driving wheel.

Stepping motor among the drive assembly drives the carousel and rotates, and the user can be according to the scene demand, and the pattern piece that the control drive assembly selected needs the projection.

As a technical scheme of the utility model further describe, the focusing subassembly includes telescopic tube, sets up the inside focusing lens subassembly of telescopic tube, and to the telescopic tube carries out driven accommodate motor, accommodate motor is in the drive when telescopic tube rotates, the focusing lens subassembly is right the light source module carries out focus control.

Under the cooperation of the diffusion lens and the focusing lens component, the light path of the light source module and the projection path of the pattern piece are optimized, so that the projection is clear and the display is clear. In the structural arrangement of the focusing assembly, the adjusting motor drives the telescopic cylinder to rotate, so that the function of electric rotary focusing is realized.

As a further description of the technical solution of the present invention, the first lamp body and the second lamp body are an integrally formed structure.

Based on foretell technical scheme, the utility model discloses the technological effect who gains does:

(1) the utility model provides a projection lamps and lanterns that can focus, through the structure of optimizing the setting mode and the focusing subassembly of carousel for projected pattern piece can be selected as required, and can electronic focusing accomplish projected big or small regulation, satisfies the show demand.

(2) The utility model discloses a projection lamps and lanterns, first lamp body and second lamp body mutually support and integrated into one piece, have set up the lamp area in the department of meeting of second lamp body and diffuser plate, and the light that the lamp area sent distributes away through the diffuser plate, when realizing the side and putting light, does not influence the projection route of pattern piece, still can increase projected artistic atmosphere.

(3) The utility model discloses a projection lamps and lanterns, drive assembly and carousel mechanism all set up in the cavity of first lamp body, form the built-in structure of motor, can be effectively waterproof to have whole succinct and pleasing to the eye effect.

Drawings

Fig. 1 is an exploded view of the focus adjustable projection lamp of the present invention.

Fig. 2 is a diagram of an assembled finished product of the focus adjustable projection lamp of the present invention.

Fig. 3 is a cross-sectional view of the focus adjustable projection lamp of the present invention.

Detailed Description

To facilitate an understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings and specific examples. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

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

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

Fig. 1 is an exploded view of a focus-adjustable projection lamp of this embodiment, fig. 2 is an assembled finished view of the focus-adjustable projection lamp of this embodiment, fig. 3 is a cross-sectional view of the focus-adjustable projection lamp of this embodiment, and with reference to fig. 1 to fig. 3, a focus-adjustable projection lamp includes a first lamp body 1, a second lamp body 2, a light source module 3, a driving assembly 4, a turntable 5, and a focusing assembly 6, wherein the first lamp body 1 is a main body of the projection lamp of this embodiment, and is connected to the second lamp body 2 in a sleeved manner, as shown in fig. 1, the second disk-shaped lamp body 2 is sleeved on an outer periphery of the first columnar lamp body 1. The first lamp body 1 and the second lamp body 2 may be separated from each other or integrated with each other, and in this embodiment, the first lamp body 1 and the second lamp body 2 are integrally formed. The cavity 11 is formed in the first lamp body 1, the cavity 11 is mainly used for installing parts of a projection lamp, namely the light source module 3, the driving component 4 and the turntable 5 are arranged in the cavity, and the built-in structure of the driving component of the turntable can effectively prevent water and has the overall, simple and attractive effect.

The turntable 5 has a disk-like structure, and the turntable 5 is provided with a mounting hole for mounting a pattern piece 51 for projection. These pattern pieces 51 may be character or pattern type films, and are mounted on the turntable 5 as required; of course, these pattern pieces 51 can be replaced according to the needs of the scene to meet the application requirements of different scenes. After the pattern piece 51 is arranged for projection, if the pattern piece needs to be replaced in the period, the driving assembly 4 can be controlled to drive the turntable 5 to rotate, so that the pattern piece 51 needing to be projected is positioned between the light source module 3 and the focusing assembly 6, and the characters or patterns of the target can be projected.

In order to make the projected pattern clear and bright, the focusing assembly 6 of this embodiment is disposed below the first lamp body 1, and the focusing assembly 6 includes a telescopic cylinder 61, a focusing lens assembly 62 and an adjusting motor (not shown in the figure), where the focusing lens assembly 62 is a series of lens combinations embedded in the telescopic cylinder 61, and the adjusting motor drives the telescopic cylinder 61 to rotate, so that the focusing assembly 6 performs telescopic adjustment with respect to the first lamp body 1, and electric focusing is implemented. Specifically, the focusing lens unit 62 adjusts the focal length of the light source module 3 fixed inside the first lamp body 1, and further adjusts the size and resolution of the pattern projected by the pattern piece 51.

In addition, in order to have the functions of projection and illumination, the projection lamp of the embodiment further includes a diffusion plate 21 disposed at the periphery of the second lamp body 2, and a lamp strip 22 disposed at the joint of the second lamp body 2 and the diffusion plate 21, and light emitted from the lamp strip 22 is emitted through the diffusion plate 21. The diffuser plate 21 may be made of glass fiber or other material having a good light diffusion effect.

Returning to fig. 1, the driving assembly 4 of the turntable 5 includes a stepping motor 41, a driving wheel 42 and a driven wheel 43, wherein the driving wheel 42 is fixed on the stepping motor 41, the driven wheel 43 is fixed on the turntable 5, the driving wheel 42 is engaged with the driven wheel 43, and when the stepping motor 41 rotates, the driving wheel 42 and the driven wheel 43 drive the turntable 5 to rotate, so as to rotate the target pattern sheet 51 to the front of the light source module 3. Referring to fig. 3, a diffusion lens 31 is further disposed in front of the light source module 3, and the diffusion lens 31 covers the pattern sheet 51 to improve the projection effect of the pattern sheet 51.

In the focusing projection lamps and lanterns of this embodiment, drive assembly, light source module and carousel setting form the built-in structure in the inside cavity of first lamp body of column, have water-proof effects, and whole lamp is clean and tidy, pleasing to the eye simultaneously, and discoid second lamp body cover is established in first lamp body periphery, forms the illumination of side light-emitting, still makes lamp body structure molding unique, is rich in the aesthetic feeling.

The driving assembly drives the turntable to rotate, and a user can control the driving assembly to select a pattern piece to be projected according to scene requirements; and under the cooperation of the diffusion lens and the focusing lens component, the light path of the light source module and the projection path of the pattern piece are optimized, so that the projection of the pattern piece is clear and can be clearly displayed. In the structural setting of focusing subassembly, the function of electronic rotatory focusing is realized through the rotation of the flexible section of thick bamboo of drive to adjusting motor to satisfy the show demand of different scenes.

The foregoing is merely illustrative and explanatory of the structure of the present invention, which is described in more detail and with greater particularity, and is not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims

1. A projection lamp capable of focusing is characterized by comprising a first lamp body (1), a second lamp body (2), a light source module (3), a driving assembly (4), a turntable (5) and a focusing assembly (6);

a cavity (11) is formed inside the first lamp body (1), and the light source module (3), the driving assembly (4) and the turntable (5) are arranged in the cavity (11); the focusing assembly (6) is arranged below the first lamp body (1) and can be telescopically adjusted relative to the first lamp body (1);

the turntable (5) is provided with pattern pieces (51) in a replaceable manner, and the driving assembly (4) drives the turntable (5) to rotate so that the pattern pieces (51) to be projected are positioned between the light source module (3) and the focusing assembly (6);

the second lamp body (2) is sleeved on the periphery of the first lamp body (1), and a diffusion plate (21) is arranged on the periphery of the second lamp body (2).

2. A projection lamp as claimed in claim 1, characterized in that the first lamp body (1) is a columnar structure and the second lamp body (2) is a disc-shaped structure.

3. A projection lamp as claimed in claim 2, characterized in that a lamp strip (22) is further provided at the junction of the second lamp body (2) and the diffusion plate (21).

4. A projection lamp as claimed in claim 1, wherein a diffusion lens (31) is further disposed in front of the light source module (3), and the diffusion lens (31) covers the pattern sheet (51).

5. A projection lamp as claimed in claim 1, characterized in that the driving assembly (4) comprises a stepping motor (41), a driving wheel (42) and a driven wheel (43), the driving wheel (42) is fixed on the stepping motor (41), the driven wheel (43) is fixed on the turntable (5), and the driving wheel (42) is engaged with the driven wheel (43).

6. A projection lamp as claimed in claim 1, wherein the focusing assembly (6) comprises a telescopic cylinder (61), a focusing lens assembly (62) disposed inside the telescopic cylinder (61), and an adjusting motor for driving the telescopic cylinder (61), and when the adjusting motor drives the telescopic cylinder (61) to rotate, the focusing lens assembly (62) adjusts the focal length of the light source module (3).

7. A projection lamp as claimed in any one of claims 1 to 6, wherein the first lamp body (1) and the second lamp body (2) are integrally formed.