CN216622943U

CN216622943U - Lifting module of projector

Info

Publication number: CN216622943U
Application number: CN202220049133.8U
Authority: CN
Inventors: 张学超
Original assignee: Suzhou End Product Precision Technology Co ltd
Current assignee: Suzhou End Product Precision Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-05-27
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a projector lifting module, in particular to the technical field of projectors, wherein a screw rod needs to be manually rotated when the angle of a traditional projector is adjusted, the height of the traditional projector needs to be manually adjusted, and the operation is complex; the installation plate and the projector are driven to lift to a proper height, so that the image of the projector can be projected onto the curtain conveniently, the operation is simple, the installation and the projector can be adjusted to a proper angle, and the image projected by the projector can be distributed in the center of the curtain conveniently.

Description

Lifting module of projector

Technical Field

The utility model relates to the technical field of projectors, in particular to a projector lifting module.

Background

The projector, also known as a projector, is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a game machine, a DV and the like through different interfaces to play corresponding video signals.

However, the current projector has the following defects:

1. the traditional projector has the problems that the angle is adjusted, and a screw rod needs to be manually rotated;

2. the height of the existing projector needs to be adjusted manually, and the operation is complex.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a projector lift module, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

projector lift module, including the lower cover, the lift groove has been seted up on the lower cover, the corner of lower cover all is provided with the bearing, four equal sliding connection has the guide arm, four in the bearing the upper end of guide arm touches upper cover, four jointly through the bolt fastening between guide arm and the upper cover, the upper end edge of upper cover articulates there is the mounting panel, upper cover swing joint is in the lift inslot, the angle of pitch motor is installed to the lower extreme of upper cover, the inside wall rigid coupling of upper cover has the slide rail, sliding connection has the slider on the slide rail, a lateral wall rigid coupling of slider has the support frame, be provided with first flange bearing on the support frame, the support frame passes through the bolt and is fixed with the mounting panel, angle of pitch motor's output shaft rigid coupling has first telescope cover, fixing of first telescope cover is in first flange bearing.

As a still further scheme of the utility model: the lower end of the lower cover is provided with a lifting motor, and an output shaft of the lifting motor is fixedly connected with a second telescopic sleeve.

As a still further scheme of the utility model: and a second flange bearing is arranged on the upper cover, and the second telescopic sleeve is movably connected in the second flange bearing.

As a still further scheme of the utility model: the lower extreme rigid coupling of upper cover has first sensor to support the shelf, the symmetry is provided with the angle of pitch sensor on the first sensor supports the shelf, be provided with level sensor in the middle of the first sensor, level sensor arranges in between two angle of pitch sensors.

As a still further scheme of the utility model: the lower end of the lower cover is provided with a second sensor supporting small frame and a circuit board, and the second sensor supporting small frame is provided with two lifting sensors.

As a still further scheme of the utility model: the circuit board is electrically connected with the two lifting sensors, the two pitch angle sensors, the horizontal sensor, the lifting motor and the pitch angle motor through wires.

The utility model has the beneficial effects that:

1. the lifting sensor on the lower cover drives the lifting motor to be opened, the output shaft of the lifting motor drives the second telescopic sleeve and the upper mounting plate to move, and therefore the mounting plate and the projector are driven to lift to a proper height, images of the projector can be conveniently projected onto a curtain, and the operation is simple;

2. the pitch angle sensor and the horizontal sensor on the upper cover drive the pitch angle motor to start moving, and the mounting plate is driven to rotate along the upper cover, so that the mounting and the projector are adjusted to a proper angle, and images projected by the projector are conveniently distributed in the center of the curtain.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the upper end of the upper cover in the present invention;

FIG. 3 is a schematic view of the upper end of the lower cap in the present invention;

FIG. 4 is a schematic illustration of the present invention, taken apart;

FIG. 5 is a schematic view of the lower end of the lower cap in the present invention;

FIG. 6 is a schematic view of the periphery of the stand according to the present invention;

FIG. 7 is a schematic view of a lower cover according to the present invention;

fig. 8 is a schematic view of a mounting plate of the present invention.

In the figure: 1. a lower cover; 2. a bearing; 3. a guide bar; 4. an upper cover; 5. mounting a plate; 6. a pitch angle motor; 7. a slide rail; 8. a slider; 9. a support frame; 10. a first flange bearing; 11. a first telescopic sleeve; 12. a lift motor; 13. a second telescopic sleeve; 14. a second flange bearing; 15. a first sensor support ledge; 16. a pitch angle sensor; 17. a level sensor; 18. a second sensor support ledge; 19. a circuit board; 20. a lift sensor.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and with reference to fig. 1 to 8, the embodiment of the present invention is as follows:

projector lifting module, including lower cover 1, the lift groove has been seted up on lower cover 1, the corner of lower cover 1 all is provided with bearing 2, equal sliding connection has guide arm 3 in four bearing 2, the upper end of four guide arms 3 contacts upper cover 4 jointly, pass through the bolt fastening between four guide arms 3 and the upper cover 4, the upper end edge of upper cover 4 articulates there is

mounting panel

5, 4 swing joint of upper cover are in the lift inslot, pitch angle motor 6 is installed to the lower extreme of upper cover 4, the inside wall rigid coupling of upper cover 4 has slide rail 7, sliding connection has slider 8 on slide rail 7, a lateral wall rigid coupling of slider 8 has support frame 9, be provided with first flange bearing 10 on the support frame 9, support frame 9 is fixed with mounting panel 5 through the bolt, pitch angle motor 6's output shaft rigid coupling has first telescope tube 11, fixing of first telescope tube 11 is in first flange bearing 10.

Furthermore, a lifting motor 12 is installed at the lower end of the lower cover 1, and a second telescopic sleeve 13 is fixedly connected to an output shaft of the lifting motor 12.

Further, a second flange bearing 14 is arranged on the upper cover 4, and the second telescopic sleeve 13 is movably connected in the second flange bearing 14.

Further, the lower end of the upper cover 4 is fixedly connected with a first sensor supporting small frame 15, the first sensor supporting small frame 15 is symmetrically provided with pitch angle sensors 16, the middle of the first sensor is provided with a horizontal sensor 17, and the horizontal sensor 17 is arranged between the two pitch angle sensors 16.

Further, a second sensor support rack 18 and a circuit board 19 are arranged at the lower end of the lower cover 1, and two lifting sensors 20 are arranged on the second sensor support rack 18.

Further, the circuit board 19 is electrically connected to the two lift sensors 20, the two pitch angle sensors 16, the level sensor 17, the lift motor 12, and the pitch angle motor 6 through wires.

The working principle of the utility model is as follows: the projector is firstly installed on the installation plate 5 and is controlled by a remote controller, the lifting sensor 20 on the lower cover 1 drives the lifting motor 12 to be opened, under the limiting action of the four guide rods 3, the output shaft of the lifting motor 12 drives the second telescopic sleeve 13 and the upper installation plate 5 to move, so that the installation plate 5 and the projector are driven to be lifted to a proper height, so that an image of the projector is conveniently projected on a curtain, meanwhile, the operation is simple, the pitch angle motor 6 is driven to start moving by the pitch angle sensor 16 and the horizontal sensor 17 on the upper cover 4, the installation plate 5 is driven to rotate along the upper cover 4 by the supporting frame 9 under the limiting action of the sliding block 8 and the sliding rail 7, so that the installation and the projector are adjusted to a proper angle, the image projected by the projector is conveniently distributed in the center of the curtain, the motor rotating speed setting ranges adopted by the pitch angle motor 6 and the lifting motor 12 are 6800 and 7800 turns, the reduction ratio is 60.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. Projector lifting module, including lower cover (1), its characterized in that, the lift groove has been seted up on lower cover (1), the corner of lower cover (1) all is provided with bearing (2), four equal sliding connection has guide arm (3) in bearing (2), four the upper end of guide arm (3) touches upper cover (4) jointly, four through the bolt fastening between guide arm (3) and upper cover (4), the upper end edge of upper cover (4) articulates there is mounting panel (5), upper cover (4) swing joint is in the lift groove, pitch angle motor (6) are installed to the lower extreme of upper cover (4), the inside wall rigid coupling of upper cover (4) has slide rail (7), sliding connection has slider (8) on slide rail (7), a lateral wall rigid coupling of slider (8) has support frame (9), be provided with first flange bearing (10) on support frame (9), the support frame (9) is fixed with the mounting plate (5) through a bolt, an output shaft of the pitch angle motor (6) is fixedly connected with a first telescopic sleeve (11), and the first telescopic sleeve (11) is fixed in a first flange bearing (10).

2. The lifting module of claim 1, wherein a lifting motor (12) is mounted at the lower end of the lower cover (1), and a second telescopic sleeve (13) is fixed to the output shaft of the lifting motor (12).

3. The projector lifting module according to claim 2, wherein a second flange bearing (14) is disposed on the upper cover (4), and the second telescopic sleeve (13) is movably connected in the second flange bearing (14).

4. The projector lifting module according to claim 1, wherein a first sensor support small frame (15) is fixedly connected to the lower end of the upper cover (4), the first sensor support small frame (15) is symmetrically provided with the pitch angle sensors (16), a level sensor (17) is arranged in the middle of the first sensor, and the level sensor (17) is arranged between the two pitch angle sensors (16).

5. The projector lifting module according to claim 1, wherein the lower end of the lower cover (1) is provided with a second sensor support ledge (18) and a circuit board (19), and the second sensor support ledge (18) is provided with two lifting sensors (20).

6. The lift module of claim 5, wherein the circuit board (19) is electrically connected to the two lift sensors (20), the two pitch angle sensors (16), the level sensor (17), the lift motor (12), and the pitch angle motor (6) by wires.