CN219842620U

CN219842620U - Lens protection mechanism and projector

Info

Publication number: CN219842620U
Application number: CN202320473158.5U
Authority: CN
Inventors: 张一凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-10-17
Anticipated expiration: 2033-03-13

Abstract

The utility model provides a lens protection mechanism and a projector, and belongs to the technical field of projectors. According to the utility model, through the lens protection mechanism, the protection shell in the lens protection mechanism can protect the exterior of the projector body, and the protection structure in the lens protection mechanism can protect the projection lens, so that the condition that the projection lens is scratched in the carrying process is reduced, and the carrying is convenient; through the protective structure who sets up, can protect projection lens when the front of projecting apparatus body is located to the protection regulation position in the protective structure, and the protection regulation portion can rotate to the below of projecting apparatus body, can support the one end of protecting crust through the protection regulation portion to adjust the angle of projecting apparatus body, improved protective structure's functionality.

Description

Lens protection mechanism and projector

Technical Field

The utility model relates to the technical field of projectors, in particular to a lens protection mechanism and a projector.

Background

A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and can play corresponding video signals by being connected with a computer, VCD, DVD, BD, a game machine, DV and the like through different interfaces.

Projection lenses are important components of projectors, and most of projection lenses of existing projectors lack protection, so that the projection lenses are easily scratched in the carrying process.

For example: chinese utility model patent: CN202022819784.4, "a mini projector with protective structure", the specification of which discloses: in the using process of the existing micro projector, the problem … … that scratches are easily left is caused because the outer side of a projection lens is lack of protection; the above patent can be used to demonstrate the drawbacks of the prior art.

Therefore, we have made improvements to this, and propose a lens protection mechanism and a projector.

Disclosure of Invention

The utility model aims at: the problem that the projection lens of the projector is easy to scratch in the carrying process is solved by aiming at the fact that most of the projection lenses of the projector in the prior art lack of protection.

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

the lens protection mechanism and the projector are used for improving the problems.

The utility model is specifically as follows:

the utility model provides a camera lens protection machanism, includes the protecting crust, the front of protecting crust is provided with protective structure, protective structure is including setting up at the positive connecting portion of protecting crust, be provided with the protection regulation portion between connecting portion and the protecting crust.

As a preferable technical scheme of the utility model, the connecting part comprises a first accommodating groove reserved on the front surface of the protective shell and a second accommodating groove arranged at the bottom of the protective shell.

As a preferable technical scheme of the utility model, the connecting part further comprises a damping rotating shaft, and the damping rotating shaft is arranged at the junction of the first accommodating groove and the second accommodating groove.

As a preferable technical scheme of the utility model, the protection adjusting part comprises a protection supporting plate, and the protection supporting plate is fixedly sleeved on the outer surface of the damping rotating shaft.

As the preferable technical scheme of the utility model, the two ends of the protection support plate are arc-shaped, and the two sides of the protection support plate are contacted with the side wall of the first accommodating groove.

As a preferable technical scheme of the utility model, the front surface of the protection supporting plate is provided with an auxiliary part.

As a preferable technical scheme of the utility model, the auxiliary part comprises a groove formed in the front surface of the protection support plate, a support shaft is fixedly arranged in the groove, and a handle is rotatably connected to the outer surface of the support shaft.

As a preferable technical scheme of the utility model, one end of the handle, which is close to the supporting shaft, is arc-shaped, and the side surface of the handle is contacted with the side wall of the groove.

The utility model provides a projector, includes camera lens protection machanism, still includes the projector body, the front of projector body is provided with projection lens, projector body fixed mounting is in the inside of protecting crust, the position of protection backup pad corresponds with the front of projector body.

As a preferable technical scheme of the utility model, the side surface of the protective shell is provided with a heat dissipation hole.

Compared with the prior art, the utility model has the beneficial effects that:

in the scheme of the utility model:

1. through the lens protection mechanism, the protection shell in the lens protection mechanism can protect the exterior of the projector body, and the protection structure in the lens protection mechanism can protect the projection lens, so that the condition that the projection lens is scratched in the carrying process is reduced, and the carrying is convenient;

2. through the protective structure who sets up, can protect projection lens when the front of projecting apparatus body is located to the protection regulation position in the protective structure, and the protection regulation portion can rotate to the below of projecting apparatus body, can support the one end of protecting crust through the protection regulation portion to adjust the angle of projecting apparatus body, improved protective structure's functionality.

Drawings

Fig. 1 is a schematic structural diagram of a lens protection mechanism according to the present utility model;

FIG. 2 is a schematic diagram of a projector body and a protective housing according to the present utility model;

FIG. 3 is a schematic diagram of a groove structure according to the present utility model;

FIG. 4 is a schematic diagram of a partial side view of a protective housing according to the present utility model;

FIG. 5 is a schematic view of a structure of a protective supporting plate in a second accommodating groove according to the present utility model;

fig. 6 is a schematic structural diagram of the protective support plate provided by the utility model when adjusting the angle of the projector body.

The figures indicate:

1. a protective shell;

2. a projection lens;

3. a protective structure; 301. a first accommodating groove; 302. a second accommodating groove; 303. damping the rotating shaft; 304. a protective support plate; 305. a groove; 306. a support shaft; 307. a handle;

4. a projector body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. 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.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, this embodiment proposes a lens protection mechanism, including protecting shell 1, the front of protecting shell 1 is provided with protective structure 3, protective structure 3 is including setting up at the positive connecting portion of protecting shell 1, be provided with the protection regulation portion between connecting portion and the protecting shell 1, protecting shell 1 can protect the outside of projecting apparatus body 4, and protective structure 3 among the lens protection mechanism can protect projecting lens 2, and then reduces the circumstances that projecting lens 2 was scratched in the course of carrying, portable.

Example 2:

the scheme of example 1 is further described in conjunction with the specific operation described below:

as shown in fig. 4 and 5, as a preferred embodiment, further, the connection portion includes a first accommodating groove 301 that is reserved on the front surface of the protection shell 1 and a second accommodating groove 302 that is opened at the bottom of the protection shell 1, and when the protection support plate 304 is located inside the second accommodating groove 302, a space is left in the second accommodating groove 302, so that the protection support plate 304 is conveniently fastened out of the second accommodating groove 302.

As shown in fig. 4, in a preferred embodiment, the connecting portion further includes a damping shaft 303, the damping shaft 303 is mounted at a junction between the first accommodating groove 301 and the second accommodating groove 302, and the damping shaft 303 has a conventional structure, and is stopped after rotation, and can be stopped at a corresponding position.

As shown in fig. 4 and 6, as a preferred embodiment, further, the protection adjusting part includes a protection support plate 304, the protection support plate 304 is fixedly sleeved on the outer surface of the damping rotating shaft 303, and the damping force of the damping rotating shaft 303 can support the protection support plate 304, so that the protection support plate 304 can keep the position unchanged when supporting the protection shell 1 and the projector body 4 after rotating, thereby avoiding the situation that the position of the protection support plate 304 is changed due to the gravity of the protection shell 1 and the projector body 4.

As shown in fig. 4, as a preferred embodiment, further, on the basis of the above manner, both ends of the protection support plate 304 are arc-shaped, both sides of the protection support plate 304 are in contact with the side wall of the first accommodating groove 301, and the position of the protection support plate 304 can be further limited by the friction force between the inner walls of the protection support plate 304 and the protection support plate 304.

As shown in fig. 1 and 3, in addition to the above-mentioned embodiments, the front surface of the guard support plate 304 is further provided with an auxiliary portion, and the auxiliary portion is configured to facilitate rotation of the guard support plate 304 in the state of fig. 1.

As shown in fig. 3, as a preferred embodiment, based on the above manner, the auxiliary portion further includes a groove 305 formed on the front surface of the protection support plate 304, a support shaft 306 is fixedly installed in the groove 305, a handle 307 is rotatably connected to the outer surface of the support shaft 306, and the protection support plate 304 can be conveniently rotated in the state of fig. 1 by pulling the handle 307.

As shown in fig. 3, further, in the above manner, the end of the handle 307 near the support shaft 306 is provided with an arc shape, and the arc shape has the advantage of facilitating the rotation of the handle 307 around the support shaft 306, and the side surface of the handle 307 contacts with the side wall of the groove 305.

Example 3:

the schemes of examples 1 and 2 are further described below in conjunction with specific modes of operation, as described below:

as shown in fig. 1 and 2, this embodiment proposes a projector, including a lens protection mechanism, further including a projector body 4, the front of the projector body 4 is provided with a projection lens 2, the projector body 4 is fixedly installed inside the protective housing 1, and the position of the protection support plate 304 corresponds to the front of the projector body 4, so that the protection support plate 304 can protect the projection lens 2.

As shown in fig. 1 and 2, in addition to the above embodiments, the side surface of the protection case 1 is further provided with a heat dissipation hole, which can reduce the influence of the protection case 1 on the heat dissipation of the projector body 4.

Specifically, this camera lens protection machanism and projecting apparatus during operation/during the use: referring to fig. 1, first, the handle 307 is pulled, the handle 307 drives the protection support plate 304 to rotate around the damping rotation shaft 303, and if the projector body 4 is directly placed horizontally, the protection support plate 304 is rotated into the second accommodating groove 302, as shown in fig. 5;

if the angle of the projector body 4 needs to be adjusted, the angle between the protection support plate 304 and the projector body 4 is adjusted according to the requirement, namely, as shown in fig. 6, the protection shell 1 is placed on the desktop after the adjustment, so that one side of the bottom of the protection shell 1 far away from the damping rotating shaft 303 and the protection support plate 304 are contacted with the desktop;

after the use is completed, the protection support plate 304 is rotated into the first accommodating groove 301 with the damping rotation shaft 303 as a center, and the projection lens 2 is protected by the protection support plate 304.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The lens protection mechanism is characterized by comprising a protection shell (1), wherein the front surface of the protection shell (1) is provided with a protection structure (3), the protection structure (3) comprises a connecting part arranged on the front surface of the protection shell (1), and a protection adjusting part is arranged between the connecting part and the protection shell (1);

the connecting part comprises a first accommodating groove (301) reserved on the front surface of the protective shell (1) and a second accommodating groove (302) arranged at the bottom of the protective shell (1);

the connecting part further comprises a damping rotating shaft (303), and the damping rotating shaft (303) is arranged at the junction of the first accommodating groove (301) and the second accommodating groove (302);

the protection adjusting part comprises a protection supporting plate (304), and the protection supporting plate (304) is fixedly sleeved on the outer surface of the damping rotating shaft (303);

both ends of protection backup pad (304) are the arc setting, the both sides of protection backup pad (304) all contact with the lateral wall of first accommodation groove (301).

2. A lens protection mechanism according to claim 1, wherein the front face of the protection support plate (304) is provided with an auxiliary portion.

3. A lens protection mechanism according to claim 2, wherein the auxiliary part comprises a groove (305) formed on the front surface of the protection support plate (304), a support shaft (306) is fixedly installed in the groove (305), and a handle (307) is rotatably connected to the outer surface of the support shaft (306).

4. A lens protection mechanism according to claim 3, wherein an end of the handle (307) near the supporting shaft (306) is arc-shaped, and a side surface of the handle (307) is in contact with a side wall of the groove (305).

5. A projector, comprising the lens protection mechanism according to claim 4, and further comprising a projector body (4), wherein the front surface of the projector body (4) is provided with a projection lens (2), and the projector is characterized in that the projector body (4) is fixedly installed in the protective shell (1), and the position of the protective support plate (304) corresponds to the front surface of the projector body (4).

6. Projector according to claim 5, characterized in that the side of the protective housing (1) is provided with heat dissipation holes.