CN215813723U - Projector with a light source - Google Patents

Abstract

The application relates to a projector, projector include projector body, curtain support and projection curtain, and wherein, the projection curtain passes through the curtain support mounting in the projection side of projector body to the light that makes the projector body send forms images on the projection curtain. Based on this, the projector of this application can utilize the curtain support to support from taking the projection curtain, when utilizing the projector of this application to carry out the projection, need not to look for suitable projection wall, uses the projection curtain of this projector from taking can, uses the projector to bring the facility for the user.

Description

Projector with a light source

Technical Field

The application relates to the technical field of projection, in particular to a projector.

Background

With the rapid development of intelligent equipment, projectors gradually move into mass life. At present, the projector has the functions of business office, teaching, business and replacing televisions and the like.

When daily use the projector, must be equipped with suitable wall or curtain, be subject to this requirement, the place of using the projector will restrict in the place that has curtain or suitable wall, and in some places that do not have curtain or suitable wall, for example places such as library, coffee room, meeting room, outdoor, use the projector will have certain degree of difficulty, bring inconvenience for the user of projector.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem that the projector used in the place without a curtain or a proper wall surface in the prior art has certain difficulty, the application provides the projector.

The application provides a projector, includes: the projection curtain comprises a projector body, a curtain support and a projection curtain, wherein the projection curtain is installed on the projection side of the projector body through the curtain support, so that light emitted by the projector body is imaged on the projection curtain.

In an alternative embodiment, the curtain support comprises:

the positioning seat is fixedly arranged on the projection side of the projector body;

and the first end of each first rotating rod is rotatably arranged in one of the mounting positions of the positioning seat, and the second end of each first rotating rod is used for supporting the projection curtain.

In an optional implementation manner, the curtain support is further provided with at least one telescopic joint along a direction close to the projection curtain, a first end of the telescopic joint is rotatably connected with a second end of the first rotating rod, and the second end of the telescopic joint is used for supporting the projection curtain.

In an optional embodiment, the curtain bracket further includes a driving seat, the driving seat is movably mounted on the projector body, and the driving seat is rotatably connected to the first rotating rod through a second rotating rod;

the driving seat drives the first rotating rod to move towards the direction far away from or close to the projection side so as to drive the second rotating rod to move towards the direction close to or far away from the shell of the projector body.

In an alternative embodiment, a connection point of the second rotating rod and the first rotating rod is a preset distance away from the second end of the first rotating rod.

In an optional embodiment, the first end of telescopic joint with the second end of first dwang rotates to connect the back and forms to the extension that first dwang direction was stretched out, the extension pass through the elastic rod with the second dwang rotates to be connected, the second dwang passes through the elastic rod drive the second end of telescopic joint is to being close to the direction motion of first dwang.

In an optional embodiment, the first rotating rod, the telescopic joint and the second rotating rod form a telescopic skeleton, and the telescopic skeleton is provided in a plurality of numbers.

In an alternative embodiment, the driving seat is connected with the projector body in a sliding mode through a sliding mechanism.

In an alternative embodiment, the sliding mechanism comprises: the first sliding part and the second sliding part are matched, one of the first sliding part and the second sliding part is installed on the driving seat, and the other one of the first sliding part and the second sliding part is installed on the shell of the projector body.

In an alternative embodiment, the projector further comprises a light screen;

the shading curtain is installed on the curtain support and used for covering an imaging light path between the projector body and the projection curtain.

The technical scheme provided by the application can comprise the following beneficial effects: the projector comprises a projector body, a curtain bracket and a projection curtain, wherein the projection curtain is arranged on the projection side of the projector body through the curtain bracket so as to enable light rays emitted by the projector body to form images in the projection curtain. Based on this, the projector of this application can utilize the curtain support to support from taking the projection curtain, when utilizing the projector of this application to carry out the projection, need not to look for suitable projection wall, uses the projection curtain of this projector from taking can, uses the projector to bring the facility for the user.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Fig. 1 is a schematic structural diagram of a projector according to an embodiment of the present application;

FIG. 2 is a schematic view of a curtain support according to an embodiment of the present application;

FIG. 3 is a schematic view of a curtain support according to another embodiment of the present application;

FIG. 4 is a schematic view of a curtain support according to another embodiment of the present application;

FIG. 5 is a schematic view of a curtain support according to another embodiment of the present application;

fig. 6 is a schematic view of a state that a driving seat slides to a side opposite to a projection side according to another embodiment of the present application.

Reference numerals: 100. a projector body; 200. a curtain support; 300. a projection screen; 201. positioning seats; 202. a first rotating lever; 203. an expansion joint; 204. a driving seat; 205. a second rotating lever; 206. an elastic rod; 207. an extension portion.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples consistent with certain aspects of the present application, as detailed in the appended claims.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a projector according to an embodiment of the present disclosure.

As shown in fig. 1, the projector provided in this embodiment may include: the screen projection system comprises a projector body 100, a screen support 200 and a projection screen 300, wherein the projection screen 300 is arranged on the projection side of the projector body 100 through the screen support 200, so that light emitted by the projector body 100 forms an image on the projection screen 300.

The projector that this embodiment provided can utilize curtain support 200 to support from taking projection curtain 300, when utilizing the projector of this application to carry out the projection, need not to look for suitable projection wall, use this projector from the projection curtain 300 of taking can, use the projector to bring the facility for the user.

In order to improve portability of the projector of the present embodiment, the curtain holder 200 may be configured to drive the projection curtain 300 to retract and expand. Specifically, referring to fig. 2, fig. 2 is a schematic structural diagram of a curtain bracket according to an embodiment of the present application.

As shown in fig. 2, the curtain bracket 200 may include a positioning seat 201 fixedly installed on the projection side of the projector body 100;

and a plurality of first rotating rods 202, wherein a first end of each first rotating rod 202 is rotatably installed in one of the installation positions of the positioning seat 201, and a second end is used for supporting the projection curtain 300.

It should be noted that the rotation direction of the first rotation rod 202 may be set to be close to the projection center line of the projector body 100 or away from the projection center line of the projector body 100. Based on the rotation direction, when the first rotation rod 202 approaches the projection center line of the projector body 100, the projection curtain 300 can be driven to contract; when the first rotating rod 202 deviates from the projection center line of the projector body 100, the projection curtain 300 is driven to expand.

It should be noted that, when the projection curtain 300 is driven to contract or expand, the embodiment shown in fig. 2 needs to push the first rotating rod 202 to rotate in the corresponding rotating direction. Specifically, a sliding rod may be disposed in the installation position, a through hole is disposed at the first end of the first rotating rod 202, and the sliding rod is inserted into the through hole, where it should be noted that the sliding rod and the first rotating rod 202 are in a spatial perpendicular relationship. The pushing may be manual pushing or pushing by a force application device, and the force application device may be a linear motor or the like.

To ensure that the projection screen 300 remains unfolded, a slot may be provided in the mounting location, and typically, the slot may be provided on the surface of the mounting location where either end of the slide bar is located. The slide bar has certain length, and first rotation pole 202 can slide along the slide bar, and when first rotation pole 202 drove projection curtain 300 and expand, first rotation pole 202 slided to the certain position of slide bar on, first rotation pole 202 can block in the draw-in groove. Thus, the projection screen 300 can be kept in the unfolded state.

In order to form an image in the projection screen 300, a certain distance needs to be set between the projection side of the projector body 100 and the projection screen 300, so that the first rotating rod 202 needs to have a certain length, which causes the projection screen 300 to occupy a larger volume after being contracted, and in order to further reduce the volume of the projector of the embodiment after the projection screen 300 is contracted, the telescopic joint 203 can be further provided. Specifically, referring to fig. 3, fig. 3 is a schematic structural diagram of a curtain bracket according to another embodiment of the present application.

As shown in fig. 3, the curtain bracket 200 provided in this embodiment may include: a positioning seat 201 fixedly mounted on the projection side of the projector body 100; a first end of each first rotating rod 202 is rotatably installed in one of the installation positions of the positioning seat 201, and a second end of each first rotating rod 202 is used for supporting the projection curtain 300;

at least one telescopic joint 203 is further arranged along the direction close to the projection curtain 300, the first end of the telescopic joint 203 is rotatably connected with the second end of the first rotating rod 202, and the second end of the telescopic joint 203 is used for supporting the projection curtain 300.

When the projection curtain 300 is retracted, the expansion joint 203 is first pushed to rotate towards the projection center line, and then the first rotating rod 202 is pushed to approach the projection center line of the projector body 100, so that compared with the structure shown in fig. 2, the projection curtain 300 can be further retracted, and the retracted volume is effectively reduced.

In addition, a groove can be arranged in the first rotating rod 202, the shape of the inner space of the groove is matched with the shape of the outer surface of the telescopic joint, and when the telescopic joint 203 is pushed to rotate towards the projection center line, the telescopic joint 203 can be rotated into the groove. Based on this, the recess can play the effect of accomodating telescopic joint 203, can further reduce the volume of curtain support after the shrink.

In order to drive the first rotating rod 202 to rotate, another embodiment of the present application provides a curtain bracket 200, and specifically, refer to fig. 4, where fig. 4 is a schematic structural diagram of a curtain bracket provided in another embodiment of the present application.

As shown in fig. 4, the curtain bracket 200 provided in this embodiment may include: a positioning seat 201 fixedly mounted on the projection side of the projector body 100; a first end of each first rotating rod 202 is rotatably installed in one of the installation positions of the positioning seat 201, and a second end of each first rotating rod 202 is used for supporting the projection curtain 300;

at least one telescopic joint 203 is further arranged along the direction close to the projection curtain 300, a first end of the telescopic joint 203 is rotatably connected with a second end of the first rotating rod 202, and the second end of the telescopic joint 203 is used for supporting the projection curtain 300;

the driving seat 204, the driving seat 204 is movably mounted on the projector body 100, and the driving seat 204 is rotatably connected with the first rotating rod 202 through a second rotating rod;

when the driving seat 204 drives the second rotating rod to move in a direction away from or close to the projection side, the first rotating rod 202 is driven to move in a direction close to or away from the housing of the projector body 100.

The driving base 204 may be slidably coupled to the housing of the projector body 100 by a sliding mechanism. Based on this sliding mechanism, the driving base 204 can slide on the housing of the projector main body 100, for example, from the projection side of the projector main body 100 to the opposite side of the projection side.

In addition, the specific structure of the driving seat 204 rotatably connected to the first rotating rod 202 via the second rotating rod can be as follows: the first end of the first rotating rod 202 is installed in one of the installation positions of the driving seat 204, and the second end is rotatably connected with the second rotating rod.

Further, the above-mentioned sliding mechanism may include a first sliding member and a second sliding member which are engaged with each other, wherein one of the first sliding member and the second sliding member is mounted on the driving base 204, and the other is mounted on the housing of the projector body 100.

Specifically, for example, the first sliding member is mounted on the driving seat 204, and the second sliding member is mounted on the housing of the projector body 100, the first sliding member may be a pulley or a protrusion, and the second sliding member may be a groove for the pulley to slide.

In order to enable the driving seat 204 to drive the telescopic joint 203 to rotate, another embodiment of the present application further provides a curtain bracket 200, and specifically, refer to fig. 5, where fig. 5 is a schematic structural diagram of a curtain bracket 200 provided in another embodiment of the present application.

As shown in fig. 5, the curtain bracket provided in this embodiment may include: a positioning seat 201 fixedly mounted on the projection side of the projector body 100; a first end of each first rotating rod 202 is rotatably installed in one of the installation positions of the positioning seat 201, and a second end of each first rotating rod 202 is used for supporting the projection curtain 300;

at least one telescopic joint 203 is further arranged along the direction close to the projection curtain 300, a first end of the telescopic joint 203 is rotatably connected with a second end of the first rotating rod 202, and the second end of the telescopic joint 203 is used for supporting the projection curtain 300;

the driving seat 204, the driving seat 204 is movably mounted on the outer shell of the projector body 100, and the driving seat 204 is rotatably connected with the first rotating rod 202 through a second rotating rod;

when the driving seat 204 drives the second rotating rod to move in a direction away from or close to the projection side, the first rotating rod 202 is driven to move in a direction close to or away from the shell of the projector body 100;

a preset distance is reserved between the joint of the second rotating rod and the first rotating rod 202 and the second end of the first rotating rod 202;

the first end of the expansion joint 203 is connected with the second end of the first rotating rod 202 in a rotating manner to form an extending portion 207 extending towards the direction of the first rotating rod 202, the extending portion 207 is connected with the second rotating rod in a rotating manner through the elastic rod 206, and the second rotating rod drives the expansion joint 203 to move towards or away from the direction of the first rotating rod 202 through the elastic rod.

Based on the above structure, when the driving seat 204 slides from the projection side to the opposite side of the projection side, the second rotating rod is driven to move in the direction away from the projection side, and further the first rotating rod 202 is driven to move in the direction close to the housing of the projector body 100, and at the same time, the elastic rod 206 drives the telescopic joint 203 to move in the direction close to the first rotating rod 202, so as to assume the state shown in fig. 6. Fig. 6 is a schematic view of a state that a driving seat slides to a side opposite to a projection side according to another embodiment of the present application. At this point, the projection screen 300 is retracted.

When the driving seat 204 slides from the opposite side of the projection side to the projection side, the second rotating rod is pushed to move toward the direction close to the projection side, and further the second end of the first rotating rod 202 is pushed to move toward the direction away from the housing of the projector body 100, and meanwhile, the elastic rod drives the telescopic joint 203 to move toward the direction away from the first rotating rod 202, so that the state shown in fig. 5 is presented, and the projection curtain 300 is unfolded.

In the above embodiment, a first rotating rod 202, at least one telescopic joint 203, and a second rotating rod form a set of telescopic frameworks, and a plurality of telescopic frameworks may be provided in this embodiment. In one specific example, the telescopic frames may be 4 groups, and correspondingly, the projection screen 300 may have 4 corners (e.g., rectangular), and each group of telescopic frames may support one corner of the projection screen 300.

In order to increase the robustness of the telescopic frame, the first rotating rod 202, the second rotating rod and the telescopic joint 203 in the telescopic frame may be of a double-rod or even a three-rod structure. The double-rod structure refers to that two sub-rods are fixedly connected and can synchronously rotate to form a first rotating rod 202 or a second rotating rod or an expansion joint 203. Fig. 1 and 6 show a double-rod structure, and fig. 2 to 5 show a single-rod structure.

Further, the projector of the embodiment may further include a light shielding curtain, and the light shielding curtain is mounted on the curtain bracket 200 and used for shielding an imaging light path from the projector body 100 to the projection curtain 300. Based on this structure, can sew together between shading curtain and the projection curtain 300, will form an image the light path and cover. On one hand, light can be prevented from escaping from the imaging light path, on the other hand, the imaging light path can be kept in an environment with less impurities, diffuse reflection of the impurities to the light is reduced, and meanwhile, the lens on the projection side is kept clean.

In addition, the projection curtain 300 of the present embodiment is made of a light-transmitting material, such as a photosensitive curtain or a silicone film. The embodiments in the present description are all described in a progressive manner, and some of the embodiments are mainly described as different from other embodiments, and the same and similar parts among the embodiments can be referred to each other.

It is noted that in the description and claims of the present application and in the above-mentioned drawings, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Also, the terms "comprises," "comprising," and "having," as well as any variations thereof or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications and changes to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A projector, characterized in that the projector comprises: the screen projection system comprises a projector body (100), a screen support (200) and a projection screen (300), wherein the projection screen (300) is installed on the projection side of the projector body (100) through the screen support (200), so that light emitted by the projector body (100) forms images on the projection screen (300).

2. The projector of claim 1, wherein the curtain holder (200) comprises:

a positioning seat (201) fixedly mounted on the projection side of the projector body (100);

and the first ends of the first rotating rods (202) are rotatably arranged in one of the installation positions of the positioning seat (201), and the second ends are used for supporting the projection curtain (300).

3. The projector as claimed in claim 2, wherein the curtain support is further provided with at least one telescopic joint (203) along a direction close to the projection curtain (300), a first end of the telescopic joint (203) is rotatably connected with a second end of the first rotating rod (202), and a second end of the telescopic joint (203) is used for supporting the projection curtain (300).

4. The projector according to claim 3, wherein the curtain bracket (200) further comprises a driving seat (204), the driving seat (204) is movably mounted on the projector body (100), and the driving seat (204) is rotatably connected to the first rotating rod (202) through a second rotating rod (205);

the driving seat (204) drives the second rotating rod (205) to move towards the direction far away from or close to the projection side so as to drive the first rotating rod (202) to move towards the direction close to or far away from the shell of the projector body (100).

5. The projector according to claim 4, wherein a connection point of the second rotating rod (205) and the first rotating rod (202) is a preset distance from the second end of the first rotating rod (202).

6. The projector according to claim 5, wherein the first end of the telescopic joint (203) is rotatably connected with the second end of the first rotating rod (202) to form an extending portion extending towards the direction of the first rotating rod (202), the extending portion is rotatably connected with the second rotating rod (205) through an elastic rod, and the second rotating rod (205) drives the second end of the telescopic joint (203) to move towards the direction close to the first rotating rod (202) through the elastic rod.

7. The projector according to claim 4, wherein the first rotating lever (202), the telescopic joint (203), and the second rotating lever (205) constitute a telescopic frame, and the telescopic frame is provided in plurality.

8. The projector as claimed in claim 4, wherein the driving base (204) is slidably connected to the projector body (100) by a sliding mechanism.

9. The projector as claimed in claim 8, wherein the sliding mechanism comprises: the first sliding part and the second sliding part are matched, one of the first sliding part and the second sliding part is installed on the driving seat (204), and the other one is installed on the shell of the projector body (100).

10. The projector according to any one of claims 1 to 6 and 9, further comprising a light shielding curtain;

the light shielding curtain is arranged on the curtain support (200) and used for covering an imaging light path between the projector body (100) and the projection curtain (300).

Images