CN215376060U

CN215376060U - Adjustable projector

Info

Publication number: CN215376060U
Application number: CN202121629958.9U
Authority: CN
Inventors: 徐超
Original assignee: Shenzhen Toumei Technology Co ltd
Current assignee: Shenzhen Toumei Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-31
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses an adjustable projector, which belongs to the technical field of projectors, and adopts the technical scheme that the adjustable projector comprises a cavity seat and a projector main body, wherein an elevation angle adjusting mechanism is arranged on one opposite side of the cavity seat and the projector main body, one end of the cavity seat box projector main body is connected through a hinge, the elevation angle adjusting mechanism comprises a through opening formed in the cavity seat, the elevation angle adjusting mechanism comprises an electric telescopic rod, the electric telescopic rod is connected to one opposite side of the projector main body and the inner bottom of the cavity seat through the hinge, and a pleated membrane is fixedly arranged on the edge of the outer wall of the bottom of the projector main body and one opposite side of the cavity seat; an adjustable projector can adjust the projection elevation angle of a projector main body by controlling an electric telescopic rod, so that the flexibility of the projector is improved; through the protection machanism who sets up, can be when this projecting apparatus does not use, the extension rod of control miniature electric telescopic handle stretches out to utilize the protection sunshade, produce good protection effect to projection lens.

Description

Adjustable projector

Technical Field

The utility model belongs to the technical field of projectors, and particularly relates to an adjustable projector.

Background

The projector is also called a projector, and is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes. With the development of semiconductor lighting technology and laser technology, LED light sources and laser light sources have been rapidly developed in the lighting field and widely applied in the display field. The LED is the earliest product used for the projector in a novel light source, and because the LED can enable the imaging structure of the projector to be simpler, the projector product which is smaller in size, easy to carry and simple to use brings great convenience to teaching, business and personal entertainment.

The conventional projector is not convenient enough to adjust the elevation angle, and the projection lens is generally exposed outside, so that dust is easily accumulated on the projection lens after the projection lens is left for a long time, the projection lens needs to be wiped at intervals, and the projection lens is easily wiped in the wiping process, so that the problem needs to be solved by an adjustable projector.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an adjustable projector which has the advantage that when the projector is not used, the extension rod of the miniature electric telescopic rod can be controlled to extend out, so that a protective shield plate is utilized to generate a good protective effect on a projection lens.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an adjustable projector, includes chamber seat and projecting apparatus main part, the relative one side of chamber seat and projecting apparatus main part is provided with angle of elevation adjustment mechanism, and the one end of chamber seat box projecting apparatus main part is connected through the hinge, angle of elevation adjustment mechanism is including seting up the opening in the chamber seat, and angle of elevation adjustment mechanism includes electric telescopic handle, electric telescopic handle passes through the relative one side of hinged joint bottom in projecting apparatus main part and chamber seat, projecting apparatus main part bottom outer wall edge has the bouffant involucra with relative one side fixed mounting of chamber seat, one side outer wall of projecting apparatus main part is provided with projecting lens, and one side that the projecting apparatus main part is close to projecting lens is provided with protection machanism.

Preferably, the protection mechanism comprises a mounting opening arranged on one side of the projector main body, and a protection shielding plate is connected to the inner wall of one end of the mounting opening in a sliding manner.

Preferably, one side outer wall edge that the protection sunshade is close to the projecting apparatus main part all is provided with sealed wool tops, and the equal fixed mounting in one side both ends relative of protection sunshade and installing port has miniature electric telescopic handle.

Preferably, a focusing mechanism is disposed on one side of the projector main body, and the focusing mechanism includes a focusing knob disposed on one side of the projector main body.

Preferably, four corners of the outer wall of the bottom of the cavity seat are provided with suckers.

Preferably, the outer walls of the two sides of the projector main body are provided with sinking grooves, and the bottom of each sinking groove is provided with radiating holes distributed at equal intervals.

Preferably, the focusing mechanism further comprises a worm gear ring fixedly mounted on the outer wall of the circumference of the focusing knob, a sealing cover is fixedly mounted at one end, close to the focusing knob, of the projector main body, a rotating motor is fixedly mounted at one side, close to the sealing cover, of the projector main body, an output shaft of the rotating motor is connected with a worm matched with the worm gear ring through a coupling, and a lead angle of the worm and the worm gear ring is smaller than a friction angle.

In summary, the utility model has the following advantages:

1. by arranging the elevation angle adjusting mechanism, an operator can adjust the projection elevation angle of the projector main body by controlling the electric telescopic rod, so that the flexibility of the projector is improved; by the aid of the protection mechanism, when the projector is not used, the extension rod of the miniature electric telescopic rod can be controlled to extend out, so that a good protection effect is generated on the projection lens by the aid of the protection shielding plate;

2. the pleated membrane is arranged, so that effective sealing treatment can be performed between the cavity seat and the projector main body, and the internal structure is well protected;

3. the placement stability of the projector can be effectively improved through the suckers arranged at the four corners of the bottom end of the cavity base; through the arrangement of the worm and the worm wheel ring, the focusing knob can be driven to rotate by utilizing the speed reduction transmission effect, and compared with manual adjustment, the adjustment precision is higher and the operation is more convenient;

drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a perspective view of the guard mechanism of the present embodiment;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present embodiment;

FIG. 4 is a schematic view of a focusing mechanism according to embodiment 2;

description of reference numerals: 1. a cavity seat; 2. an electric telescopic rod; 3. a suction cup; 4. a pleated membrane; 5. a projector main body; 6. heat dissipation holes; 7. sinking a groove; 8. a focusing knob; 9. an installation port; 10. a projection lens; 11. a port; 12. a miniature electric telescopic rod; 13. a protective shield; 1301. sealing the wool tops; 14. a sealing cover; 15. a rotating electric machine; 16. a worm; 17. a worm gear ring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is well within the skill of those in the art to implement, and not to be bound by any theory, the present invention is not limited to the specific details set forth in the specification.

Example 1

An adjustable projector is shown in fig. 1-3 and comprises a cavity seat 1 and a projector main body 5, wherein an elevation angle adjusting mechanism is arranged on one side, opposite to the cavity seat 1 and the projector main body 5, of the cavity seat 1 and one end, corresponding to the projector main body 5, of the cavity seat 1 are connected through a hinge, the elevation angle adjusting mechanism comprises an opening 11 formed in the cavity seat 1, the elevation angle adjusting mechanism comprises an electric telescopic rod 2, the electric telescopic rod 2 is connected to one side, opposite to the bottom in the cavity seat 1, of the projector main body 5 through a hinge, a pleated membrane 4 is fixedly mounted on the edge of the outer wall at the bottom of the projector main body 5 and one side, opposite to the cavity seat 1, of the outer wall at one side of the projector main body 5 is provided with a projection lens 10, and a protection mechanism is arranged on one side, close to the projection lens 10, of the projector main body 5.

Further, the protection mechanism includes a mounting opening 9 formed in one side of the projector main body 5, and a protection shield 13 is slidably connected to an inner wall of one end of the mounting opening 9.

Further, the edge of the outer wall of one side of the protective shielding plate 13 close to the projector main body 5 is provided with a sealing wool top 1301, and the two ends of the opposite side of the protective shielding plate 13 and the mounting opening 9 are fixedly provided with a micro electric telescopic rod 12.

By means of the structure, when the projector is not used, the extension rod of the miniature electric telescopic rod 12 is controlled to extend out, so that the protection shield 13 is utilized and the sealing wool tops 1301 are matched to generate a good protection effect on the projection lens 10.

Further, a focus adjustment mechanism is provided on one side of the projector main body 5, and the focus adjustment mechanism includes a focus adjustment knob 8 provided on one side of the projector main body 5.

With the above configuration, the focus adjustment process can be performed by the focus adjustment knob 8.

Furthermore, four corners of the outer wall of the bottom of the cavity seat 1 are provided with suckers 3.

Borrow by above-mentioned structure, through setting up in the sucking disc 3 in 1 bottom four corners of chamber seat, can effectively improve the stability that this projecting apparatus placed.

Further, the outer walls of the two sides of the projector main body 5 are provided with sinking grooves 7, and the inner bottom of the sinking grooves 7 are provided with radiating holes 6 distributed at equal intervals.

By means of the structure, a good heat dissipation effect can be achieved.

The working process and the beneficial effects of the utility model are as follows: an operator firstly utilizes the suction disc 3 to fixedly install the device, and can adjust the projection elevation angle of the projector main body 5 by controlling the electric telescopic rod 2 through the arrangement of the elevation angle adjusting mechanism, so that the flexibility of the projector is improved; through the arranged protection mechanism, when the projector is not used, the extension rod of the miniature electric telescopic rod 12 can be controlled to extend out, so that a good protection effect is generated on the projection lens 10 by utilizing the protection shielding plate 13 and matching with the arranged sealing wool top 1301; by providing the pleated membrane 4, it is possible to effectively seal between the chamber base 1 and the projector main body 5, thereby providing a good protection effect on the internal structure.

Example 2

The utility model provides an adjustable projector, as shown in fig. 4, focusing mechanism still includes the worm wheel ring 17 of fixed mounting in focusing knob 8 circumference outer wall, and the one end fixed mounting that the projecting apparatus main part 5 is close to focusing knob 8 has sealed lid 14, and one side fixed mounting that the projecting apparatus main part 5 is close to sealed lid 14 has rotating electrical machines 15, and rotating electrical machines 15's output shaft has the worm 16 with worm wheel ring 17 looks adaptation through the coupling joint, and the lead angle of worm 16, worm wheel ring 17 is less than the friction angle.

By means of the structure, the worm 16 and the worm wheel ring 17 are arranged, the focusing knob 8 can be driven to rotate by using the speed reduction transmission effect, and compared with manual adjustment, the adjustment precision is higher and the operation is more convenient; and because the lead angle of the worm 16 and the worm wheel ring 17 is smaller than the friction angle, the self-locking mechanism has good self-locking performance, thereby effectively improving the stability of the focusing knob 8 after the adjustment is completed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.

Claims

1. An adjustable projector comprising a chamber mount (1) and a projector body (5), characterized in that: the relative one side of chamber seat (1) and projecting apparatus main part (5) is provided with elevation angle adjustment mechanism, and the one end of chamber seat (1) box projecting apparatus main part (5) is connected through the hinge, elevation angle adjustment mechanism is including opening (11) of seting up in chamber seat (1), and elevation angle adjustment mechanism includes electric telescopic handle (2), electric telescopic handle (2) are through hinged joint in projecting apparatus main part (5) and the relative one side of chamber seat (1) bottom, projecting apparatus main part (5) bottom outer wall edge and the relative one side fixed mounting of chamber seat (1) have bouffant involucra (4), one side outer wall of projecting apparatus main part (5) is provided with projecting lens (10), and one side that projecting apparatus main part (5) is close to projecting lens (10) is provided with protection machanism.

2. An adjustable projector as claimed in claim 1, wherein: protection machanism is including offering installing port (9) in projecting apparatus main part (5) one side, and the one end inner wall sliding connection of installing port (9) has protection sunshade (13).

3. An adjustable projector as claimed in claim 2, wherein: one side outer wall edge that protection sunshade (13) are close to projecting apparatus main part (5) all is provided with sealed wool tops (1301), and the equal fixed mounting in one side both ends relative of protection sunshade (13) and installing port (9) has miniature electric telescopic handle (12).

4. An adjustable projector as claimed in claim 1, wherein: one side of the projector main body (5) is provided with a focusing mechanism, and the focusing mechanism comprises a focusing knob (8) arranged on one side of the projector main body (5).

5. An adjustable projector as claimed in claim 1, wherein: four corners of the outer wall of the bottom of the cavity seat (1) are provided with suckers (3).

6. An adjustable projector as claimed in claim 5, wherein: heavy groove (7) have all been seted up to the both sides outer wall of projecting apparatus main part (5), and the interior bottom of heavy groove (7) all sets up louvre (6) that the equidistance distributes.

7. An adjustable projector as claimed in claim 4, wherein: the focusing mechanism further comprises a worm gear ring (17) fixedly mounted on the outer wall of the circumference of the focusing knob (8), a sealing cover (14) is fixedly mounted at one end, close to the focusing knob (8), of the projector main body (5), a rotating motor (15) is fixedly mounted at one side, close to the sealing cover (14), of the projector main body (5), an output shaft of the rotating motor (15) is connected with a worm (16) matched with the worm gear ring (17) through a coupler, and the lift angle of the worm (16) and the worm gear ring (17) is smaller than the friction angle.