CN218914720U - Projection lamp capable of automatically switching patterns - Google Patents

Abstract

The utility model provides a projection lamp capable of automatically switching patterns, which comprises a shell, one or more first convex lenses arranged at a light outlet, a control board arranged in the shell, a driving piece arranged in the shell, a film frame arranged at the output end of the driving piece and film sheets arranged on the film frame, wherein the light outlet is arranged on the shell, a light source is arranged on the control board, the light source comprises a light emitting body, a second lens barrel and one or more second convex lenses arranged in the second lens barrel, the second lens barrel is arranged at the emitting end of the light emitting body, a plurality of projection holes are arranged on the film frame, the film sheets are respectively provided with patterns at positions corresponding to the plurality of projection holes, so that the automatic switching of projected pictures is realized, the film sheets with the plurality of patterns are adopted, the working time of each film is ensured to be very short, the problem of film fading is solved, and meanwhile, the richness of the pictures projected by the projection lamp is improved.

Description

Projection lamp capable of automatically switching patterns

Technical Field

The present utility model relates to a projector, and more particularly to a projector with a pattern switching function.

Background

The traditional lamps are only used for illumination, and with the development of lamp technology and the change of user demands, an atmosphere lamp meeting the user's impression experience appears, and the projection lamp in the atmosphere lamp can bring the most visual impression to the user, and the existing projection lamp only adopts single picture to project, and the use time is long, and the user can appear aesthetic fatigue and feel boring, and the same film can also lead to the film to fade after long-time irradiation.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provide a projection lamp capable of automatically switching patterns.

The utility model provides a projection lamp capable of automatically switching patterns, which comprises a shell, one or more first convex lenses arranged at a light outlet, a control board arranged in the shell, a driving piece arranged in the shell, a film frame arranged at the output end of the driving piece and a film arranged on the film frame, wherein the shell is provided with the light outlet, the control board is provided with a light source, the light source comprises a luminous body for emitting light beams, a second lens barrel and one or more second convex lenses arranged in the second lens barrel, the second lens barrel is arranged at the light emitting end of the luminous body, the film frame is provided with a plurality of projection holes, the film is respectively provided with patterns at positions corresponding to the projection holes, the paths of the light beams emitted by the luminous body sequentially comprise one of the second convex lenses, the film frame, the film, the first convex lenses and the light outlet, the film frame drives the patterns to be driven by the film frame to emit the light beams corresponding to the projection holes, and the film is driven by the film frame to rotate, and the film is driven by the film frame to be switched from the projection holes to the projection paths of the film frame.

Preferably, the film frame comprises a first plate and a second plate, a plurality of first fasteners are arranged on the first plate, a plurality of first clamping grooves which respectively correspond to the first fasteners in a clamping manner are arranged on the second plate, the film is clamped between the first plate and the second plate, and projection holes which correspond to each other are formed in the first plate and the second plate.

Preferably, the center positions of the first plate and the film are provided with shaft holes, one side of the second plate, which is close to the film, is provided with a socket, and the output end of the driving piece sequentially penetrates through the shaft holes on the first plate and the shaft holes on the film and is embedded in the socket.

Preferably, the first plate and the film are provided with corresponding positioning holes, and a positioning column is arranged on one side of the second plate, which is close to the film, wherein when the first plate and the second plate are clamped with each other and the film is clamped in the positioning column sequentially penetrates into the positioning holes on the film and the positioning holes on the first plate.

Preferably, the projection lamp capable of automatically switching patterns further comprises a cover body, a first lens barrel and a plurality of second clamping grooves are arranged in the light outlet, a plurality of mounting ring grooves for mounting the first convex lens are arranged in the first lens barrel, and the cover body is provided with a light outlet and second clamping buckles for respectively and correspondingly clamping the second clamping grooves.

Preferably, a plurality of positioning columns are arranged in the shell, and the control panel is installed on a plurality of positioning columns.

Preferably, the control board is provided with a first hole, the driving piece is installed on the control board, and the output end of the driving piece passes through the first hole and is fixedly connected with the film frame.

The utility model has the beneficial effects that: the utility model provides a projection lamp of automatic switching pattern, it includes the casing, install in one or more first convex lens of light exit department, install in control panel in the casing, install in the drive piece in the casing, install in film frame on the output of drive piece and install film on the film frame, be equipped with the light exit on the casing, be equipped with the light source on the control panel, the light source includes the luminous body that is used for transmitting the light beam, second lens cone and installs one or more second convex lens in the second lens cone, the second lens cone is arranged in the transmitting end department of luminous body, be equipped with a plurality of projection holes on the film frame, the film is equipped with the pattern respectively in the position that corresponds a plurality of projection holes, realizes the picture of automatic switching projection, adopts the film that has a plurality of patterns, ensures that each film operating time becomes very short, solves the problem of fading, guarantees that the manufacturing cost is cheap, improves the sense of richness of projection of picture and user experience of projection lamp simultaneously.

Drawings

FIG. 1 is a schematic explosion diagram of an embodiment of the present utility model;

FIG. 2 is an exploded view of the film frame and film of FIG. 1;

FIG. 3 is a second schematic explosion view of the film frame and film of FIG. 1;

FIG. 4 is an exploded view of the light source and control panel of FIG. 1;

FIG. 5 is a second schematic explosion diagram of an embodiment of the present utility model;

fig. 6 isbase:Sub>A cross-sectional view of the portionbase:Sub>A-base:Sub>A of fig. 5.

Reference numerals in the drawings: 100 shells, 101 light outlets, 102 second clamping grooves, 103 first lens barrels, 1031 mounting ring grooves, 104 fixing columns, 200 control boards, 201 first holes, 202 light sources, 2021 luminous bodies, 2022 second lens barrels, 2023 second convex lenses, 300 driving parts, 400 film frames, 401 projection holes, 402 first plates, 4021 first fasteners, 403 second plates, 4031 first clamping grooves, 404 shaft holes, 405 sockets, 406 positioning holes, 407 positioning columns, 500 film sheets, 600 cover bodies, 601 light outlet holes, 602 second fasteners and 700 first convex lenses.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs.

The terms "first," "second," and the like in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the projection lamp with automatic pattern switching provided by the present utility model includes a housing 100, one or more first convex lenses 700 installed at a light outlet 101, a control board 200 installed in the housing 100, a driving member 300 installed in the housing 100, a film frame 400 installed at an output end of the driving member 300, and a film 500 installed on the film frame 400, wherein the housing 100 is provided with the light outlet 101, the control board 200 is provided with a light source 202, the light source 202 includes a light emitter 2021 for emitting light beams, a second lens barrel 2022, and one or more second convex lenses 2023 installed in the second lens barrel 2022, the second lens barrel 2022 is disposed at an emitting end of the light emitter 2021, the film frame 400 is provided with a plurality of projection holes 401, and the film 500 is respectively provided with a pattern at positions corresponding to the plurality of projection holes 401.

The path of the light beam emitted by the light emitter 2021 sequentially includes the second convex lens 2023, one of the projection holes 401 on the film frame 400, the film 500, the first convex lens 700, and the light outlet 101, the light beam projects the pattern corresponding to the projection hole 401 on the film 500 from the light outlet 101, and under the driving of the driving member 300, the film frame 400 rotates and switches the other projection holes 401 to be placed on the path of the light beam so as to switch the pattern projected by the light beam, and it should be noted that in this embodiment, the number of the second convex lenses 2023 is two, and the convex surfaces of the two second convex lenses 2023 are disposed opposite to each other, although the number of the second convex lenses 2023 may also be changed according to the corresponding requirement.

Specifically, in the present embodiment, the light emitter 2021 is disposed at a position of the opposite center of the control board 200 and is disposed directly under the light outlet 101 of the housing 100, so that the light beam emitted by the light source 202 can be emitted from the light outlet 101, wherein it should be noted that at this time, a small portion of the structure of the film frame 400 covers the light beam path emitted by the light emitter 2021, and a plurality of patterns are disposed at the small portion of the structure for disposing the projection holes 401, and the film 500 is disposed at the positions corresponding to the projection holes 401, so that the light beam emitted by the light emitter 2021 passes through the projection holes 401 and projects the pattern corresponding to the position of the film 500 from the light outlet 101, and of course, the film frame 400 is driven to rotate under the driving of the driving member 300, so that the projection holes 401 and the corresponding patterns on the film frame 500 are continuously switched, and the pattern projected by the light beam is also changed accordingly, so that the automatic switching of the projection patterns is achieved, and the image experience is no longer single and dry, and the user experience is improved.

On the other hand, in the single-screen projection mode, the pattern corresponding to the film is irradiated by the light beam for a long time, and due to the long-time projection, the pattern on the film is faded, even the pattern cannot be projected, but in the embodiment, periodic alternate projection is performed on a plurality of patterns on the film 500, so that the service life of the projection lamp for automatically switching the pattern is effectively ensured while the abundant pictures are ensured, and the fading period of the film 500 is prolonged.

Further, the film frame 400 includes a first plate 402 and a second plate 403, a plurality of first fasteners 4021 are disposed on the first plate 402, a plurality of first clamping grooves 4031 corresponding to the plurality of first fasteners 4021 are disposed on the second plate 403, and the film 500 is clamped between the first plate 402 and the second plate 403, and projection holes 401 corresponding to each other are disposed on the first plate 402 and the second plate 403.

Referring to fig. 1-3, the film frame 400 is formed by mutually clamping two plates, the film 500 is clamped between the first plate 402 and the second plate 403, the projection holes 401 on the first plate 402 and the second plate 403 are the same size and the same number, and when the two plates are mutually clamped, the plurality of projection holes 401 on the first plate 402 and the second plate 403 are correspondingly arranged, in this embodiment, the number of the projection holes 401 is 8, so that the number of the corresponding patterns on the film 500 is 8, and the number of the projection holes 401 is correspondingly arranged according to the requirement of a user or according to the number of the patterns on the film 500, and can be less than 8 or more than 8.

Further, the first plate 402 and the film 500 are provided with a shaft hole 404 at the center, the second plate 403 is provided with a socket 405 at one side close to the film 500, and the output end of the driving element 300 sequentially passes through the shaft hole 404 on the first plate 402 and the shaft hole 404 on the film 500 and is embedded in the socket 405.

The output end of the driving member 300 is embedded in the socket 405 in a connection manner such as an interference fit, a screw fit, or a screw fixing manner.

In order to facilitate the fast mounting of the film 500 between the first plate 402 and the second plate 403, and the pattern on the film 500 can be located at the corresponding projection hole 401, the first plate 402 and the film 500 are provided with corresponding positioning holes 406, and the second plate 403 is provided with positioning columns 407 on one side close to the film 500, wherein when the first plate 402 and the second plate 403 are clamped with each other and the film 500 is clamped therein, the positioning columns 407 sequentially penetrate into the positioning holes 406 on the film 500 and the positioning holes 406 on the first plate 402.

Further, the projection lamp capable of automatically switching patterns further comprises a cover 600, the light outlet 101 is provided with a first lens barrel 103 and a plurality of second clamping grooves 102, the first lens barrel 103 is provided with a plurality of mounting ring grooves 1031 for mounting the first convex lens 700, and the cover 600 is provided with a light outlet 601 and second clamping buckles 602 for respectively and correspondingly clamping the plurality of second clamping grooves 102.

Specifically, the light emitter 2021 is an LED lamp bead or other light emitting device, so that most of the light beam emitted by the light emitter 2021 passes through the projection hole 401, and the two second convex lenses 2023 are disposed in the second lens barrel 2022 in opposite directions, where one side of the plane of the second convex lens 2023 near the light emitter 2021 faces the light emitter 2021, so that the light beam of the light emitter 2021 is captured in a large area and gathered, and the gathered light beam is directly used for projecting the pattern, so that another second convex lens 2023 is required to diverge the gathered light beam, and at this time, the diverged light beam can be directly projected into the projection hole 401, so that the pattern of the film 500 in the projection hole 401 in the position is projected.

When the first convex lens 700 is installed in the inner cavity, a certain reserved space is still reserved in the installation annular groove 1031, so that the first convex lens 700 can move along the axial direction of the installation annular groove 1031, thereby achieving the function of adjusting the focal length and adjusting the projection picture.

In order to make the projection lamp capable of automatically switching the pattern conveniently carried or placed at any position, the projection lamp capable of automatically switching the pattern further comprises a battery, a storage groove for installing the battery is arranged in the shell 100, a second hole is arranged on the control board 200, and one end of the battery, far away from the storage groove, penetrates through the second hole and is electrically connected with the control board 200.

Further, a plurality of fixing posts 104 are provided in the housing 100, and the control board 200 is mounted on the plurality of fixing posts 104.

Referring to fig. 1, since the driving member 300 is mounted on a side of the control board 200 away from the light source 202, the rear end of the driving member 300 requires a certain space provided by the housing 100, so that the control board 200 is elevated by the plurality of fixing posts 104, and a space is reserved for mounting the rear end of the driving member 300, and a heat dissipation space is also provided for the driving member 300.

In this embodiment, a control panel electrically connected to the control board 200 is installed on one side of the housing 100, and a control button for starting and stopping and a charging interface for charging the battery are provided on the control panel.

Further, in an embodiment, when the driving member 300 is installed in the housing 100, the output end of the driving member 300 penetrates from one side of the control board 200 and is fixedly connected with the film frame 400, in this embodiment, the control board 200 is provided with the first hole 201, the driving member 300 is installed on the control board 200, the output end of the driving member 300 penetrates from the first hole 201 and is fixedly connected with the film frame 400, in terms of installation mode, two wings with hole sites are provided on the driving member 300 and are respectively placed on the two fixing columns 104, at this time, the control board 200 is placed on the driving member 300, and the driving member 300 and the control board 200 are fixed on the fixing columns 104 through the holes of the two wings of the driving member 300 sequentially penetrating through the control board 200 through screws.

The first hole 201 is disposed on one side of the light source 202, the driving member 300 employs a gear motor which is mounted on the side of the control board 200 remote from the light source 202, and the output end of the driving member 300 passes through the first hole 201, and the film frame 400 mounted with the film 500 is fixedly mounted on the end of the output end of the driving member 300.

The foregoing is merely exemplary of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the inventive concept, which fall within the scope of the utility model.

Claims (7)

1. A projection lamp for automatically switching patterns, comprising:

the shell is provided with a light outlet;

one or more first convex lenses arranged at the light outlet;

the control panel is arranged in the shell, a light source is arranged on the control panel, the light source comprises a luminous body for emitting light beams, a second lens barrel and one or more second convex lenses arranged in the second lens barrel, and the second lens barrel is arranged at the emitting end of the luminous body;

a drive member mounted within the housing;

the film frame is arranged at the output end of the driving piece, and a plurality of projection holes are formed in the film frame;

film sheets mounted on the film frame, wherein the film sheets are respectively provided with patterns at positions corresponding to the projection holes;

the path of the light beam emitted by the illuminant sequentially comprises a second convex lens, one projection hole on a film frame, a film sheet, a first convex lens and a light outlet, the light beam projects the pattern corresponding to the projection hole on the film sheet from the light outlet, and the film frame rotates and switches other projection holes to be arranged on the path of the light beam under the driving of the driving piece so as to switch the pattern projected by the light beam.

2. The automatically pattern-switched projection lamp of claim 1, wherein the film frame comprises:

the first plate is provided with a plurality of first fasteners;

the second plate is provided with a plurality of first clamping grooves which are respectively and correspondingly clamped with the plurality of first fasteners;

the film is clamped between the first plate and the second plate, and projection holes corresponding to each other are formed in the first plate and the second plate.

3. The projection lamp of claim 2, wherein the first plate and the film have shaft holes at the center, the second plate has a socket at one side near the film, and the output end of the driving member sequentially passes through the shaft holes of the first plate and the film and is embedded in the socket.

4. The projection lamp of claim 2, wherein the first plate and the film are provided with corresponding positioning holes, and the second plate is provided with positioning columns on one side close to the film, wherein the positioning columns sequentially penetrate the positioning holes on the film and the positioning holes on the first plate when the first plate and the second plate are clamped with each other and the film is clamped in the positioning columns.

5. The projection lamp of claim 1, further comprising a cover, wherein a first lens barrel and a plurality of second clamping grooves are arranged in the light outlet, a plurality of mounting ring grooves for mounting the first convex lens are arranged in the first lens barrel, and the cover is provided with a light outlet and a second buckle for being respectively and correspondingly clamped with the plurality of second clamping grooves.

6. The automatic pattern switching projection lamp of claim 1, wherein a plurality of fixing posts are provided in the housing, and the control board is mounted on the plurality of fixing posts.

7. The projection lamp of claim 1, wherein the control board is provided with a first hole, the driving member is mounted on the control board, and the output end of the driving member passes through the first hole and is fixedly connected with the film frame.

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