CN220016738U

CN220016738U - Concealed projector telescopic device

Info

Publication number: CN220016738U
Application number: CN202321486014.XU
Authority: CN
Inventors: 徐栋; 徐敏; 汪海云; 徐津
Original assignee: Anhui Jinjin Information Technology Co ltd
Current assignee: Anhui Jinjin Information Technology Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-11-14
Anticipated expiration: 2033-06-12

Abstract

The utility model relates to the technical field of hidden projectors and discloses a hidden projector telescopic device which comprises a wall, wherein a hidden frame is fixedly arranged at the lower end of the wall, a bottom plate is arranged below the hidden frame, a projection main body is fixedly arranged at the upper end of the bottom plate, a limit frame is fixedly arranged at the outer side of the projection main body, a group of limit blocks are fixedly arranged at the upper end of the bottom plate close to four corners, two limit blocks are arranged at the upper end of the bottom plate, a movable shaft rod is movably arranged between the two limit blocks, a miniature electric telescopic rod is fixedly arranged outside the movable shaft rod, a top plate is fixedly arranged at the top of the projection main body, a ball seat is fixedly arranged at the upper end of the top plate, and a ball rod is movably clamped at the upper end of the ball seat; the telescopic device of the hidden projector has good hiding effect and is convenient for fine adjustment of the projection position of projection.

Description

Concealed projector telescopic device

Technical Field

The utility model relates to the technical field of hidden projectors, in particular to a hidden projector telescopic device.

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. Projectors are widely used in homes, offices, schools, and entertainment venues, and according to the operation mode, there are CRT, LCD, DLP, 3LCD, etc. different types, and the projectors are usually installed at indoor top positions.

At present, there are some stealthy positioner in the market, and during the main principle, be the framework structure through the mounting panel, the casing is hidden in the furred ceiling, drives the shrink of projecting apparatus through the motor drive in the casing and gets into in the framework and hide, but still there are some not enough: vertical shrink structure is inconvenient to carry out the fine adjustment to the angle of projecting apparatus, and then makes the projecting effect poor, and the framework does not have dustproof efficiency, leads to getting into the dust in the projecting apparatus, is difficult to clear up, causes the damage even, consequently, skilled person provides a hidden projecting apparatus telescoping device to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

In order to solve the problem that the telescopic device proposed in the background art is inconvenient for adjusting the angle of the projector, the utility model provides a hidden type projector telescopic device.

The utility model provides a hidden projector telescopic device which adopts the following technical scheme:

the utility model provides a hidden projecting apparatus telescoping device, includes the wall body, the lower extreme fixed mounting of wall body has the hidden frame, the below of hidden frame is provided with the bottom plate, the upper end fixed mounting of bottom plate has the projection main part, and the upper end of bottom plate is located the outside fixed mounting of projection main part and has spacing frame, the upper end of bottom plate is close to the equal fixed mounting in four corners position and has a set of limit piece, and the quantity of every limit piece of group is two movable mounting has movable axostylus axostyle between the stopper, the outside fixed mounting of movable axostylus axostyle has miniature electric telescopic handle, the top fixed mounting of projection main part has the roof, the upper end fixed mounting of roof has the ball seat, and the upper end activity block of ball seat has the club.

Preferably, the length of the top plate is greater than the length of the projection main body, and the length of the top plate is smaller than the inner diameter of the hidden frame.

Preferably, the top of miniature electric telescopic handle is fixed connection with the lower extreme of wall body, the length of bottom plate is greater than the external diameter of hidden frame.

Preferably, the lower edge of the hidden frame is provided with a return-type groove, sealing gaskets are fixedly arranged on the inner walls of the two sides of the return-type groove, and the return-type groove is matched with the limit frame in a plugging manner.

Preferably, a servo motor is fixedly arranged at the top end of the inside of the hidden frame, a screw is fixedly arranged at the bottom end of an output shaft of the servo motor, and a baffle disc is fixedly arranged at the lower end of the screw.

Preferably, the top of the ball rod is fixedly provided with a disc, the upper end of the disc is fixedly provided with a limit column in a ring shape, the top of the limit column is fixedly provided with a thread slider, and a screw rod penetrates through the inside of the thread slider.

In summary, the utility model has the following beneficial technical effects: through roof, ball seat, club, disc and screw rod in the society, when needing to carry out work to the projection main part, start four miniature electric telescopic handle this moment, make the bottom plate drive the projection main part and move downwards, start servo motor this moment, make the screw rod rotate after, make the screw thread slider move downwards, drive disc and spacing post move downwards after, make the projection main part break away from hiding the frame inside, four miniature electric telescopic handle of individual fine adjustment, at this moment because ball seat and club's effect, make whole bottom plate can control and the front and back slight inclination, and then can fine adjustment projection main part's position, make projection effect better;

through spacing frame and the type groove that returns that sets up, after projection work is over, miniature electric telescopic handle drives the bottom plate upward movement back, makes spacing frame block in the inside of type groove that returns, and the sealed pad of the inside both sides of type groove that returns extrudees sealed spacing frame, prevents that the dust from returning type groove entering hidden frame inside, causes the pollution.

Drawings

FIG. 1 is a schematic view of the whole structure of a telescopic device of a hidden projector according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a part of a telescopic device of a hidden projector according to an embodiment of the present utility model;

fig. 3 is a schematic view of a hidden frame structure of a hidden projector according to an embodiment of the utility model.

Reference numerals illustrate: 1. a wall body; 2. hiding the frame; 3. a bottom plate; 4. a limit frame; 5. a projection main body; 6. a top plate; 7. a ball seat; 8. a cue; 9. a disc; 10. a limit column; 11. a thread slider; 12. a baffle disc; 13. a servo motor; 14. a limiting block; 15. a movable shaft lever; 16. miniature electric telescopic rod; 17. a loop-shaped groove; 18. a sealing gasket; 19. and (3) a screw.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a hidden projector expansion device comprises a wall body 1, a hidden frame 2 is fixedly arranged at the lower end of the wall body 1, a bottom plate 3 is arranged below the hidden frame 2, a projection main body 5 is fixedly arranged at the upper end of the bottom plate 3, a limit frame 4 is fixedly arranged at the outer side of the projection main body 5, a group of limit blocks 14 are fixedly arranged at the upper end of the bottom plate 3 close to four corners, two limit blocks 14 are movably arranged between the two limit blocks 14, a miniature electric telescopic rod 16 is fixedly arranged at the outer part of the movable shaft rod 15, a top plate 6 is fixedly arranged at the top of the projection main body 5, a ball seat 7 is fixedly arranged at the upper end of the top plate 6, a ball rod 8 is movably clamped at the upper end of the ball seat 7, and when the projection main body 5 is required to be operated, four miniature electric telescopic rods 16 are started at the moment, and the bottom plate 3 drives the projection main body 5 to move downwards.

In the present embodiment, the length of the top plate 6 is longer than the length of the projection body 5, and the length of the top plate 6 is smaller than the inner diameter of the hidden frame 2.

In this embodiment, the top of the micro electric telescopic rod 16 is fixedly connected with the lower end of the wall body 1, and the length of the bottom plate 3 is greater than the outer diameter of the hidden frame 2.

In this embodiment, the lower edge of hiding frame 2 has offered back type groove 17, and the both sides inner wall of back type groove 17 is all fixed mounting to be sealed and is filled up 18, and back type groove 17 matches with the inserting of spacing frame 4, through spacing frame 4 and back type groove 17 that set up, after projection work was over, miniature electric telescopic handle 16 drove bottom plate 3 upward movement back, makes spacing frame 4 block in the inside of back type groove 17, and the sealed 18 of the inside both sides of back type groove 17 is sealed to spacing frame 4 extrusion, prevents that the dust from getting into hiding frame 2 inside from back type groove 17, causes the pollution.

In this embodiment, the inside top fixed mounting of hidden frame 2 has servo motor 13, servo motor 13's output shaft bottom fixed mounting has screw rod 19, and screw rod 19's lower extreme fixed mounting has fender dish 12, start servo motor 13 this moment, make screw rod 19 rotate the back, make screw slider 11 move down, drive disc 9 and spacing post 10 move down the back, make projection main part 5 break away from hiding frame 2 inside, four miniature electric telescopic handle 16 of individual fine adjustment, at this moment because ball seat 7 and club 8's effect, make whole bottom plate 3 can control and the back and forth slight inclination, and then can fine adjustment projection main part 5's position, make the projection effect better.

In this embodiment, the top of the club 8 is fixedly provided with a disc 9, the upper end of the disc 9 is annularly and fixedly provided with a limit post 10, the top of the limit post 10 is fixedly provided with a threaded slider 11, and a screw 19 penetrates through the interior of the threaded slider 11.

The implementation principle of the telescopic device of the hidden projector in the embodiment of the utility model is as follows: through roof 6 in the society, when needing to carry out work to projection main part 5, start four miniature electric telescopic handle 16 this moment, make bottom plate 3 drive projection main part 5 and remove downwards, start servo motor 13 this moment, make screw rod 19 rotate the back, make screw slider 11 remove downwards, drive disc 9 and spacing post 10 remove downwards after, make projection main part 5 break away from hiding frame 2 inside, four miniature electric telescopic handle 16 are adjusted slightly alone, at this moment, because ball seat 7 and club 8's effect, make whole bottom plate 3 can control and front and back slight tilting, and then can finely adjust projection main part 5's position, make projection effect better, through spacing frame 4 and the groove 17 that returns that sets up, after projection work is finished, miniature electric telescopic handle 16 drives bottom plate 3 upward movement back, make spacing frame 4 block in the inside of groove 17 returns, and the inside sealing washer 18 of the inside both sides of groove 17 is sealed to spacing frame 4 extrusion, prevent that the dust from getting into hiding frame 2 inside from returning the groove 17, cause the pollution.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A hidden projector telescoping device, characterized in that: including wall body (1), the lower extreme fixed mounting of wall body (1) has hidden frame (2), the below of hiding frame (2) is provided with bottom plate (3), the upper end fixed mounting of bottom plate (3) has projection main part (5), and the upper end of bottom plate (3) is located the outside fixed mounting of projection main part (5) and has spacing frame (4), the upper end of bottom plate (3) is close to the equal fixed mounting in four corners position and has a set of limit piece (14), and the quantity of every limit piece (14) of group is two movable mounting has movable axostylus axostyle (15) between limit piece (14), the outside fixed mounting of movable axostylus axostyle (16) have miniature electric telescopic handle (16), the top fixed mounting of projection main part (5) has roof (6), the upper end fixed mounting of roof (6) has ball seat (7), and the upper end swing joint of ball seat (7) has club (8).

2. The hidden projector telescoping device of claim 1, wherein: the length of the top plate (6) is larger than that of the projection main body (5), and the length of the top plate (6) is smaller than the inner diameter of the hidden frame (2).

3. The hidden projector telescoping device of claim 1, wherein: the top of the miniature electric telescopic rod (16) is fixedly connected with the lower end of the wall body (1), and the length of the bottom plate (3) is larger than the outer diameter of the hidden frame (2).

4. A hidden projector telescoping device as set forth in claim 3, wherein: the lower edge of the hidden frame (2) is provided with a return groove (17), sealing gaskets (18) are fixedly arranged on the inner walls of the two sides of the return groove (17), and the return groove (17) is matched with the limit frame (4) in an inserting mode.

5. The hidden projector telescoping device of claim 1, wherein: the hidden frame is characterized in that a servo motor (13) is fixedly arranged at the top end of the inside of the hidden frame (2), a screw rod (19) is fixedly arranged at the bottom end of an output shaft of the servo motor (13), and a baffle disc (12) is fixedly arranged at the lower end of the screw rod (19).

6. The hidden projector telescoping device of claim 1, wherein: the top of club (8) fixed mounting has disc (9), and the upper end annular fixed mounting of disc (9) has spacing post (10), the top fixed mounting of spacing post (10) has screw slider (11), and screw rod (19) run through the inside of screw slider (11).