CN219755965U

CN219755965U - Projector suspension bracket

Info

Publication number: CN219755965U
Application number: CN202320215922.9U
Authority: CN
Inventors: 宋世国
Original assignee: Qingdao Xinchuangshi Electronics Co ltd
Current assignee: Qingdao Xinchuangshi Electronics Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-09-26
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses a projector suspension bracket which comprises a mounting frame, wherein the mounting frame is of a rectangular frame structure, the inner wall of the mounting frame is slidably connected with a mounting plate through a sliding groove, a first moving assembly is arranged between the mounting frame and the mounting plate, the lower surface of the mounting plate is slidably connected with a fixed block through the sliding groove, and a second moving assembly is arranged between the mounting plate and the fixed block. Compared with the prior art, this projecting apparatus suspension bracket, through the extension of control first electric telescopic handle and second electric telescopic handle, can make the lifter plate descend and expose from the receiver, and through adjusting the extension of first electric telescopic handle and second electric telescopic handle, can adjust the projection angle of projecting apparatus body, and when first electric telescopic handle and second electric telescopic handle shrink, the lifter plate rises and the bottom contact of receiver, utilizes the receiver to protect the projecting apparatus body, avoids the condition that the dust accumulation appears on the projecting apparatus body surface, ensures the safety in utilization of projecting apparatus body.

Description

Projector suspension bracket

Technical Field

The utility model relates to the technical field of projection equipment, in particular to a projector suspension bracket.

Background

A projector is an optical instrument that enlarges the outline of a work piece with an optical element and projects it onto a screen, and is currently widely used in homes, offices, schools, and entertainment places.

According to the prior art (publication No. CN 210135431U), a projector suspension bracket is disclosed, the circumferential angle of a projector can be adjusted by starting a motor III, the declining angle of the projector can be changed by starting two electric telescopic rods, so that the projector can be clearly projected onto a new curtain, when the projector is required to be projected onto another curtain for special reasons, or the distance between the projector and the curtain needs to be shortened to change projection imaging, the position of the projector needs to be adjusted, the position of the projector can be changed by rotating the motors I1-5 and the motors II2-4, the image can be projected onto the new curtain or accurately projected onto the original curtain, and then the position of the projector can be finely adjusted by utilizing the motor III and the two electric telescopic rods, so that the projector can clearly project a picture onto the new curtain. However, the inventors have found that the prior art has the following problems in the implementation of the present utility model: the existing projector suspension bracket is in an exposed state, dust is easy to accumulate on the surface of the projector in a service period, and the dust enters the projector along a gap on the surface of the projector, so that the normal use of the projector can be influenced.

Accordingly, a projector suspension bracket is proposed for the above-described problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a suspension bracket for a projector, so as to solve the above-mentioned problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a projecting apparatus suspension bracket, includes the mounting bracket, the mounting bracket is rectangle frame type structure, the inner wall of mounting bracket has the mounting panel through spout sliding connection, and be provided with first movable assembly between mounting bracket and the mounting panel, the lower surface of mounting panel has the fixed block through spout sliding connection, and be provided with the second movable assembly between mounting panel and the fixed block, the lower surface fixed mounting of fixed block has the fixed box, the lower surface rotation of fixed box is connected with the pivot, and be provided with rotating assembly between fixed box and the pivot, the bottom fixed mounting of pivot has the receiver, the opening has been seted up to the bottom of receiver, the receiver is provided with the lifter plate rather than the looks adaptation in the opening part, be provided with lift adjustment subassembly between receiver and the lifter plate, the upper surface of lifter plate is provided with the projecting apparatus body.

Preferably, the surface of the mounting frame is provided with four mounting lugs in a rectangular array.

Preferably, the first moving assembly comprises a first threaded rod rotationally connected to the inner wall of the mounting frame, the first threaded rod is in threaded connection with the mounting plate, and a first servo motor for driving the first threaded rod to rotate is fixedly arranged on the surface of the mounting frame.

Preferably, the second moving assembly comprises two connecting plates fixedly arranged on the lower surface of the mounting plate, a second threaded rod is rotatably connected between the two connecting plates, the second threaded rod is in threaded connection with the fixing block, and a second servo motor for driving the second threaded rod to rotate is fixedly arranged on the surface of the connecting plate.

Preferably, the rotating assembly comprises an electric push rod embedded on the side surface of the fixed box, a rack is fixedly arranged at the telescopic end of the electric push rod, a fluted disc is fixedly arranged on the surface of the rotating shaft, and the rack is meshed with the fluted disc.

Preferably, the lifting adjusting assembly comprises two first electric telescopic rods and two second electric telescopic rods which are symmetrically embedded in the inner top wall of the storage box, the first electric telescopic rods and the second electric telescopic rods are multi-stage electric telescopic rods, and the stroke of the second electric telescopic rods is larger than that of the first electric telescopic rods.

Preferably, the telescopic end of the first electric telescopic rod is rotationally connected with the lifting plate, the surface of the lifting plate is provided with a notch, and the telescopic end of the second electric telescopic rod penetrates through the notch to extend to the bottom end of the lifting plate and is fixedly connected with an anti-falling strip which is in sliding connection with the lifting plate.

The utility model has the technical effects and advantages that:

1. compared with the prior art, the projector body is arranged on the surface of the lifting plate, the lifting plate can be enabled to descend and expose from the storage box through controlling the extension of the first electric telescopic rod and the second electric telescopic rod, so that the projector body is smoothly utilized for projection operation, and the projection angle of the projector body can be adjusted through adjusting the extension of the first electric telescopic rod and the second electric telescopic rod, so that the projector body is strong in adjustability, when the projector body is not used, the first electric telescopic rod and the second electric telescopic rod are contracted, the lifting plate ascends to be contacted with the bottom of the storage box, the storage box is utilized for protecting the projector body, the situation that dust accumulation occurs on the surface of the projector body is avoided, and the use safety of the projector body is ensured.

2. Compared with the prior art, this projecting apparatus suspension bracket through the installation ear with mounting bracket fixed mounting on the roof, and first servo motor drives first threaded rod and rotates, can adjust the position of mounting panel, and second servo motor drives the second threaded rod and rotates, can adjust the position of fixed block to satisfy the purpose of adjusting the projection position of projecting apparatus body.

3. Compared with the prior art, this projecting apparatus suspension bracket through setting up fixed box, and electric putter stretches out and draws back and drives the rack and remove, utilizes rack and fluted disc meshing, can drive the pivot and rotate to can adjust the projection angle of projecting apparatus body.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a perspective two-dimensional structure of the present utility model.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is a schematic view showing a cut-away structure of the fixing case of the present utility model.

The reference numerals are: 1. a mounting frame; 2. a mounting plate; 3. a fixed block; 4. a fixed box; 5. a rotating shaft; 6. a storage box; 7. a lifting plate; 8. a projector body; 9. a mounting ear; 10. a first threaded rod; 11. a first servo motor; 12. a second threaded rod; 13. a second servo motor; 14. an electric push rod; 15. a rack; 16. fluted disc; 17. a first electric telescopic rod; 18. a second electric telescopic rod; 19. a notch; 20. an anti-falling strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

The projector suspension bracket as shown in fig. 1-4 comprises a mounting frame 1, wherein the mounting frame 1 is of a rectangular frame type structure, and four mounting lugs 9 are arranged on the surface of the mounting frame 1 in a rectangular array.

In the installation, expansion bolts are preset on the roof, and then the installation frame 1 is fixedly installed on the roof part by using the installation lugs 9, and the whole equipment is communicated with an external power control system.

The inner wall of mounting bracket 1 has mounting panel 2 through spout sliding connection, and is provided with first removal subassembly between mounting bracket 1 and the mounting panel 2, and first removal subassembly is including rotating the first threaded rod 10 of connecting at mounting bracket 1 inner wall, first threaded rod 10 and mounting panel 2 threaded connection, and the surface fixed mounting of mounting bracket 1 has the first servo motor 11 of the first threaded rod 10 pivoted of drive.

The lower surface of mounting panel 2 is through spout sliding connection having fixed block 3, and is provided with the second between mounting panel 2 and the fixed block 3 and remove the subassembly, and the second removes the subassembly and includes two linking boards of fixed mounting at mounting panel 2 lower surface, rotates between two linking boards and is connected with second threaded rod 12, second threaded rod 12 and fixed block 3 threaded connection, and the fixed surface of linking board installs the second servo motor 13 of drive second threaded rod 12 pivoted.

The fixed box 4 is fixedly installed on the lower surface of the fixed block 3, the rotating shaft 5 is rotatably connected to the lower surface of the fixed box 4, a rotating assembly is arranged between the fixed box 4 and the rotating shaft 5, the rotating assembly comprises an electric push rod 14 embedded on the side surface of the fixed box 4, a rack 15 is fixedly installed at the telescopic end of the electric push rod 14, a fluted disc 16 is fixedly installed on the surface of the rotating shaft 5, and the rack 15 is meshed with the fluted disc 16.

The bottom fixed mounting of pivot 5 has receiver 6, and the opening has been seted up to the bottom of receiver 6, and receiver 6 is provided with the lifter plate 7 rather than looks adaptation in the opening part, is provided with lift adjustment subassembly between receiver 6 and the lifter plate 7, and the upper surface of lifter plate 7 is provided with projecting apparatus body 8.

The lifting adjusting assembly comprises two first electric telescopic rods 17 and two second electric telescopic rods 18 which are symmetrically embedded in the inner top wall of the storage box 6, the first electric telescopic rods 17 and the second electric telescopic rods 18 are multistage electric telescopic rods, the stroke of the second electric telescopic rods 18 is larger than that of the first electric telescopic rods 17, the telescopic ends of the first electric telescopic rods 17 are rotationally connected with the lifting plate 7, the surfaces of the lifting plate 7 are provided with notches 19, the telescopic ends of the second electric telescopic rods 18 penetrate through the notches 19 and extend to the bottom end of the lifting plate 7 and are fixedly connected with anti-falling bars 20, and the anti-falling bars 20 are in sliding connection with the lifting plate 7.

When the projector body 8 is required to be used, the lifting plate 7 can be lowered and exposed from the storage box 6 by controlling the first electric telescopic rod 17 and the second electric telescopic rod 18 to extend synchronously, so that the projector body 8 can be used for projection operation smoothly, and the projection angle of the projector body 8 can be adjusted by adjusting the extension amounts of the first electric telescopic rod 17 and the second electric telescopic rod 18, so that the adjustment is strong.

On the other hand, in the use, drive first threaded rod 10 through control first servo motor 11 and rotate, can adjust the position of mounting panel 2, drive second threaded rod 12 through control second servo motor 13 and rotate, can adjust the position of fixed block 3 to satisfy the purpose of adjusting the projection position of projecting apparatus body 8.

When not using projector body 8, control first electric telescopic handle 17 and the shrink of second electric telescopic handle 18, lifter plate 7 rise and the bottom contact of receiver 6, utilize receiver 6 to protect projector body 8, avoid the condition that the dust accumulation appears on projector body 8 surface, protect the safety in utilization of projector body 8.

The working process of the utility model is as follows:

firstly, this projecting apparatus suspension bracket is when using, through mounting ear 9 with mounting bracket 1 fixed mounting on the roof, later with whole equipment and outside electric control system intercommunication, through the synchronous extension of control first electric telescopic handle 17 and second electric telescopic handle 18, can make lifter plate 7 descend and expose from receiver 6, thereby utilize projector body 8 to carry out projection operation smoothly, and through adjusting the extension of first electric telescopic handle 17 and second electric telescopic handle 18, can adjust the projection angle of projector body 8, the adjustability is strong, first servo motor 11 drives first threaded rod 10 and rotates, can adjust the position of mounting panel 2, second servo motor 13 drives second threaded rod 12 and rotates, can adjust the position of fixed block 3, thereby satisfy the purpose of adjusting the projection position of projector body 8, and when not using projector body 8, control first electric telescopic handle 17 and second electric telescopic handle 18 shrink, lifter plate 7 rises and the bottom contact of receiver 6, utilize receiver 6 to carry out the projection body 8 to protect projector body 8, the condition that the projector body 8 is protected to the appearance of protection dust, the safety protection is avoided appearing to the projector body 8.

This is the working principle of the projector suspension bracket.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Projector suspension bracket, including mounting bracket (1), its characterized in that: the mounting frame (1) is of a rectangular frame structure, the inner wall of the mounting frame (1) is slidably connected with the mounting plate (2) through a sliding groove, a first moving assembly is arranged between the mounting frame (1) and the mounting plate (2), the lower surface of the mounting plate (2) is slidably connected with a fixed block (3) through the sliding groove, a second moving assembly is arranged between the mounting plate (2) and the fixed block (3), the lower surface of the fixed block (3) is fixedly provided with a fixed box (4), the lower surface rotation of fixed box (4) is connected with pivot (5), and is provided with rotating assembly between fixed box (4) and pivot (5), and the bottom fixed mounting of pivot (5) has receiver (6), and the opening has been seted up to the bottom of receiver (6), and receiver (6) are provided with lifter plate (7) rather than looks adaptation in the opening part, are provided with lift adjustment subassembly between receiver (6) and lifter plate (7), and the upper surface of lifter plate (7) is provided with projecting apparatus body (8).

2. A projector suspension bracket as defined in claim 1 wherein: four mounting lugs (9) are arranged on the surface of the mounting frame (1) in a rectangular array.

3. A projector suspension bracket as defined in claim 1 wherein: the first moving assembly comprises a first threaded rod (10) rotatably connected to the inner wall of the mounting frame (1), the first threaded rod (10) is in threaded connection with the mounting plate (2), and a first servo motor (11) for driving the first threaded rod (10) to rotate is fixedly mounted on the surface of the mounting frame (1).

4. A projector suspension bracket as defined in claim 1 wherein: the second moving assembly comprises two connecting plates fixedly arranged on the lower surface of the mounting plate (2), a second threaded rod (12) is rotatably connected between the two connecting plates, the second threaded rod (12) is in threaded connection with the fixed block (3), and a second servo motor (13) for driving the second threaded rod (12) to rotate is fixedly arranged on the surface of the connecting plate.

5. A projector suspension bracket as defined in claim 1 wherein: the rotating assembly comprises an electric push rod (14) embedded on the side face of the fixed box (4), a rack (15) is arranged at the telescopic end of the electric push rod (14), a fluted disc (16) is fixedly arranged on the surface of the rotating shaft (5), and the rack (15) is meshed with the fluted disc (16).

6. A projector suspension bracket as defined in claim 1 wherein: the lifting adjusting assembly comprises two first electric telescopic rods (17) and two second electric telescopic rods (18) which are symmetrically embedded in the inner top wall of the storage box (6), the first electric telescopic rods (17) and the second electric telescopic rods (18) are multi-stage electric telescopic rods, and the stroke of the second electric telescopic rods (18) is larger than that of the first electric telescopic rods (17).

7. The projector suspension bracket of claim 6 wherein: the telescopic end of the first electric telescopic rod (17) is rotationally connected with the lifting plate (7), a notch (19) is formed in the surface of the lifting plate (7), the telescopic end of the second electric telescopic rod (18) penetrates through the notch (19) to extend to the bottom end of the lifting plate (7) and is fixedly connected with an anti-falling strip (20), and the anti-falling strip (20) is in sliding connection with the lifting plate (7).