CN217683971U

CN217683971U - Multimedia adjustable projection equipment

Info

Publication number: CN217683971U
Application number: CN202123045026.2U
Authority: CN
Inventors: 白宝强
Original assignee: Shenzhen Sky Creative Technology Co ltd
Current assignee: Shenzhen Sky Creative Technology Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-10-28
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses an adjustable projection equipment of multi-media, including projecting apparatus, altitude mixture control structure, connecting plate, first servo motor, first gear, second gear, lead screw, slide, dwang, dead lever, level (l) ing structure and fixing base. The beneficial effects of the utility model are that: be equipped with the level (l) ing structure on the connecting plate, start first servo motor, first servo motor rotates and can drive first gear revolve, first gear revolve can drive second gear and lead screw rotation, the lead screw rotates can the screw drive slide and slides, thereby the slide slides and can drive the dwang motion of bottom, and then the dwang can drive the dead lever on the fixing base round the connecting plate rotation, thereby make the perpendicular picture of projecting apparatus change, utilize the level (l) ing structure conveniently to adjust the horizontal projection picture of projecting apparatus, be convenient for calibrate, through the lead screw auto-lock, can stabilize the convenient projection height of adjusting the projecting apparatus, need not artifical the rotating projector, time saving and labor saving, and is stable and reliable.

Description

Multimedia adjustable projection equipment

Technical Field

The utility model relates to a projection equipment specifically is an adjustable projection equipment of multi-media, belongs to the multimedia device field.

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 VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals.

However, some projectors in schools, meeting rooms and the like are usually hung on a suspended ceiling, when a projection surface is not aligned with a curtain, manual adjustment is troublesome, accuracy is poor, and meanwhile, due to the fact that the height of the projector is high, some potential safety hazards are also accompanied in the adjustment process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable projection equipment of multi-media just in order to solve above-mentioned problem, it is convenient to adjust, and is accurate stable, easy and simple to handle.

The utility model discloses a following technical scheme realizes above-mentioned purpose, an adjustable projection equipment of multi-media, including the projecting apparatus, the top of projecting apparatus is fixed with the fixing base, be equipped with the altitude mixture control structure on the fixing base, the altitude mixture control structure includes connecting plate, first servo motor, first gear, second gear, lead screw, slide, dwang and dead lever, it is connected with to rotate on the fixing base the connecting plate, install on the connecting plate first servo motor, be fixed in on first servo motor's the output shaft first gear, the lead screw run through and with rotate between the connecting plate and connect, the lead screw is close to the one end of first gear is fixed with the second gear, first gear with the meshing of second gear, lead screw run through and threaded connection in the inner wall of slide, the slide with sliding connection between the inner wall of connecting plate, the bottom of slide is rotated and is connected with the dwang, be fixed with on the fixing base the dead lever, keep away from the one end of slide with rotate between the dead lever and connect, be equipped with the horizontal mixture control structure on the fixing base.

Preferably, in order to facilitate heat dissipation of the first servo motor and improve the working stability of the first servo motor, the height adjusting structure further comprises heat dissipation holes, and the connecting plate is located on the side face of the first servo motor and provided with a plurality of heat dissipation holes.

Preferably, for the convenience of adjusting the projection picture on the projecting apparatus horizontal direction, the level (l) ing structure includes fixed plate, pivot, fixed block, second servo motor, third gear, fourth gear, worm wheel and drive shaft, the top of connecting plate is equipped with the fixed plate, the inner wall of fixed plate rotates and is connected with the pivot, the bottom of pivot with fixed connection between the connecting plate, the side of fixed plate is fixed with the fixed block, the inner wall of fixed block is equipped with second servo motor, be fixed with on second servo motor's the output shaft the third gear, the worm runs through and rotate connect in the fixed block with the inner wall of fixed plate, the worm is close to the one end of third gear is fixed with the fourth gear, the third gear with fourth gear engagement, the top fixedly connected with of pivot the drive shaft, be fixed with in the drive shaft the worm wheel, the worm with worm wheel engagement.

Preferably, in order to reduce the work loss of the first servo motor and the second servo motor and simultaneously reduce the speed of the angle adjustment of the projector for facilitating the precise adjustment, the diameter of the first gear is smaller than that of the second gear, and the diameter of the third gear is smaller than that of the fourth gear.

Preferably, in order to carry out quick stable installation to the projecting apparatus for the convenience, the top of fixed plate is equipped with fixed knot and constructs, fixed knot constructs including mounting panel and screw, the top of fixed plate is fixed with the mounting panel, it is a plurality of to have seted up on the mounting panel the screw.

Preferably, in order to facilitate the projector to stably rotate and adjust the picture, a T-shape is formed between the mounting plate and the fixing plate.

The beneficial effects of the utility model are that: the projector comprises a fixed seat, a connecting plate is rotatably connected to the fixed seat, a first servo motor is installed on the connecting plate, a first gear is fixed on an output shaft of the first servo motor, a lead screw penetrates through and is rotatably connected with the connecting plate, a second gear is fixed at one end, close to the first gear, of the lead screw, the first gear is meshed with the second gear, the lead screw penetrates through and is in threaded connection with the inner wall of a sliding plate, sliding connection is formed between the sliding plate and the inner wall of the connecting plate, a fixed rod is fixed on the fixed seat, one end, far away from the sliding plate, of the rotating plate and the fixed rod are rotatably connected, a horizontal adjusting structure is arranged on the connecting plate, the first servo motor is started, the first servo motor can drive the first gear to rotate, the first gear can drive the second gear and the lead screw to rotate, the lead screw can drive the sliding plate to slide, the sliding plate can drive the bottom rotating rod to move, the rotating rod can drive the fixed rod on the fixed seat to rotate around the connecting plate, so that a vertical picture of the projector can be changed, the horizontal projection picture of the projector can be conveniently adjusted by using the horizontal adjusting structure, calibration is convenient and can be adjusted by the lead screw, time and labor saving, and time saving.

Drawings

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

FIG. 2 is a schematic view of a connection structure between the fixing base and the height adjusting structure shown in FIG. 1;

FIG. 3 is a schematic structural view of the leveling mechanism shown in FIG. 1;

fig. 4 is a schematic view of a connection structure of the horizontal adjustment structure and the mounting plate shown in fig. 1.

In the figure: 1. projector, 2, height adjusting structure, 21, connecting plate, 22, first servo motor, 23, first gear, 24, second gear, 25, lead screw, 26, slide plate, 27, rotating rod, 28, fixed rod, 29, heat dissipation hole, 3, horizontal adjusting structure, 31, fixed plate, 32, rotating shaft, 33, fixed block, 34, second servo motor, 35, third gear, 36, fourth gear, 37, worm, 38, worm wheel, 39, driving shaft, 4, fixing structure, 41, mounting plate, 42, screw hole, 5, fixing seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to 4, which illustrate a multimedia adjustable projection apparatus, including a projector 1, a fixing base 5 is fixed at the top of the projector 1, a height adjusting structure 2 is arranged on the fixing base 5, the height adjusting structure 2 includes a connecting plate 21, a first servo motor 22, a first gear 23, a second gear 24, a lead screw 25, a sliding plate 26, a rotating rod 27 and a fixing rod 28, the fixing base 5 is connected with the connecting plate 21 in a rotating manner, the connecting plate 21 is provided with the first servo motor 22, the output shaft of the first servo motor 22 is fixed with the first gear 23, the lead screw 25 penetrates through and is connected with the connecting plate 21 in a rotating manner, one end of the lead screw 25 close to the first gear 23 is fixed with the second gear 24, the first gear 23 is engaged with the second gear 24, the lead screw 25 penetrates through and is connected with the inner wall of the sliding plate 26 in a threaded manner, the rotating rod 26 is connected with the inner wall of the connecting plate 21 in a sliding manner, the bottom of the sliding plate 26 is connected with the rotating rod 27 in a rotating manner, the fixing base 5 is fixed with the fixing base 28, one end of the sliding plate 26 is far away from the fixing rod 28, and is connected with the adjusting rod 21, and a horizontal adjusting structure is arranged on the connecting plate 3.

As the utility model discloses a technical optimization scheme, altitude mixture control structure 2 still includes louvre 29, connecting plate 21 is located a plurality of have been seted up to first servo motor 22's side louvre 29, and then be convenient for dispel the heat to first servo motor 22, improve first servo motor 22 job stabilization nature.

As a technical optimization scheme of the utility model, horizontal adjustment structure 3 includes fixed plate 31, pivot 32, fixed block 33, second servo motor 34, third gear 35, fourth gear 36, worm 37, worm wheel 38 and drive shaft 39, the top of connecting plate 21 is equipped with fixed plate 31, the inner wall of fixed plate 31 rotates and is connected with pivot 32, the bottom of pivot 32 with fixed connection between the connecting plate 21, the side of fixed plate 31 is fixed with fixed block 33, the inner wall of fixed block 33 is equipped with second servo motor 34, be fixed with on the output shaft of second servo motor 34 third gear 35, worm 37 run through and rotate connect in fixed block 33 with the inner wall of fixed plate 31, worm 37 is close to the one end of third gear 35 is fixed with fourth gear 36, third gear 35 with fourth gear 36 meshes, the top fixedly connected with of pivot 32 drive shaft 39, be fixed with on the drive shaft 39 worm wheel 38, worm 37 with worm 38 meshes, and then be convenient for adjusting the projection picture on the horizontal direction of projector 1.

As a technical optimization scheme of the utility model, the diameter of first gear 23 is less than the diameter of second gear 24, the diameter of third gear 35 is less than the diameter of fourth gear 36, and then reduces first servo motor 22 and second servo motor 34's working loss, makes projecting apparatus 1 angle regulation speed reduce simultaneously, the accurate regulation of being convenient for.

As a technical optimization scheme of the utility model, the top of fixed plate 31 is equipped with fixed knot and constructs 4, fixed knot constructs 4 and includes mounting panel 41 and screw 42, the top of fixed plate 31 is fixed with mounting panel 41, it is a plurality of to have seted up on the mounting panel 41 screw 42, and then be convenient for carry out fast and stable's installation to projecting apparatus 1.

As a technical optimization scheme of the utility model, mounting panel 41 with constitute T shape between the fixed plate 31, and then be convenient for 1 steady rotation of projecting apparatus adjusts the picture.

When the utility model is used, firstly, the mounting plate 41 is fixed at a designated position by utilizing the bolt screw hole 42, thereby being convenient for mounting the projector 1, and then when the vertical projection picture of the projector 1 is adjusted, only the first servo motor 22 needs to be started, the first servo motor 22 rotates to drive the first gear 23 to rotate, the first gear 23 rotates to drive the second gear 24 and the screw rod 25 to rotate, because the cross section of the sliding plate 26 is rectangular, the sliding plate 26 can only slide on the inner wall of the connecting plate 21 and can not rotate, thereby the screw rod 25 rotates to drive the sliding plate 26 to slide by screw thread, thereby the sliding plate 26 slides to drive the bottom rotating rod 27 to move, further the rotating rod 27 drives the fixed rod 28 on the fixed seat 5 to rotate around the connecting plate 21, thereby the vertical picture of the projector 1 is changed, when the horizontal projection picture of the projector 1 needs to be adjusted, only the second servo motor 34 needs to be controlled and driven to rotate, the rotation of the second servo motor 34 can drive the third gear 35 and the fourth gear 36 to rotate, the rotation of the fourth gear 36 can drive the worm 37 to rotate, so that the worm 37 can drive the worm wheel 38 to rotate by screw threads, and further the worm wheel 38 can drive the driving shaft 39 and the rotating shaft 32 to rotate, so that the rotating shaft 32 can drive the connecting plate 21 and the projector 1 to rotate together, thereby facilitating the adjustment of the horizontal projection picture of the projector 1, facilitating the calibration, and the self-locking by the screw rod 25 and the worm wheel 38 of the worm 37 can stabilize and facilitate the adjustment of the projection height and the horizontal position of the projector 1, without manually rotating the projector 1, which is time-saving, labor-saving, stable and reliable, the diameter of the first gear 23 is smaller than that of the second gear 24, and the diameter of the third gear 35 is smaller than that of the fourth gear 36, thereby facilitating the reduction of the loss of the first servo motor 22 and the second servo motor 34, and simultaneously reducing the rotating speed of the projector 1, the picture adjustment of being convenient for is convenient more stable, and louvre 29 on the connecting plate 21 is convenient for dispel the heat to first servo motor 22, improves first servo motor 22's job stabilization nature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multimedia adjustable projection device comprising a projector (1), characterized in that: the top of projecting apparatus (1) is fixed with fixing base (5), be equipped with altitude mixture control structure (2) on fixing base (5), altitude mixture control structure (2) are including connecting plate (21), first servo motor (22), first gear (23), second gear (24), lead screw (25), slide (26), dwang (27) and dead lever (28), rotate on fixing base (5) and be connected with connecting plate (21), install on connecting plate (21) first servo motor (22), be fixed in on the output shaft of first servo motor (22) first gear (23), lead screw (25) run through and with rotate between connecting plate (21) and be connected, lead screw (25) are close to the one end of first gear (23) is fixed with second gear (24), first gear (23) with second gear (24) meshing, lead screw (25) run through and threaded connection in the inner wall of slide (26), slide (26) with between the inner wall of connecting plate (21), slide (26) rotate be connected with dead lever (27) one end fixed with dead lever (27), dead lever (27) are kept away from bottom (26), dead lever (27) and dead lever (27), dead lever (27) are connected with ) The connecting plate (21) is provided with a horizontal adjusting structure (3).

2. The multimedia adjustable projection device of claim 1, wherein: the height adjusting structure (2) further comprises heat dissipation holes (29), and the side face, located on the first servo motor (22), of the connecting plate (21) is provided with the heat dissipation holes (29).

3. The multimedia adjustable projection device of claim 1, wherein: the horizontal adjusting structure (3) comprises a fixing plate (31), a rotating shaft (32), a fixing block (33), a second servo motor (34), a third gear (35), a fourth gear (36), a worm (37), a worm wheel (38) and a driving shaft (39), the top of the connecting plate (21) is provided with the fixing plate (31), the inner wall of the fixing plate (31) is rotationally connected with the rotating shaft (32), the bottom of the rotating shaft (32) is fixedly connected with the connecting plate (21), the fixing block (33) is fixed on the side surface of the fixing plate (31), the inner wall of the fixed block (33) is provided with the second servo motor (34), the output shaft of the second servo motor (34) is fixed with the third gear (35), the worm (37) penetrates through and is connected with the fixed block (33) and the inner wall of the fixed plate (31) in a rotating way, one end of the worm (37) close to the third gear (35) is fixed with the fourth gear (36), the third gear (35) meshes with the fourth gear (36), the top of the rotating shaft (32) is fixedly connected with the driving shaft (39), the worm wheel (38) is fixed on the driving shaft (39), and the worm (37) is meshed with the worm wheel (38).

4. The multimedia adjustable projection device of claim 3, wherein: the diameter of the first gear (23) is smaller than the diameter of the second gear (24), and the diameter of the third gear (35) is smaller than the diameter of the fourth gear (36).

5. The multimedia tunable projection device of claim 3, wherein: the top of fixed plate (31) is equipped with fixed knot and constructs (4), fixed knot constructs (4) including mounting panel (41) and screw (42), the top of fixed plate (31) is fixed with mounting panel (41), it is a plurality of to have seted up on mounting panel (41) screw (42).

6. The multimedia adjustable projection device of claim 5, wherein: the mounting plate (41) and the fixing plate (31) form a T shape.