CN214839975U

CN214839975U - Projection equipment for digital media

Info

Publication number: CN214839975U
Application number: CN202121316472.XU
Authority: CN
Inventors: 魏煜勋
Original assignee: Jiangxi Institute of Fashion Technology
Current assignee: Jiangxi Institute of Fashion Technology
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-11-23
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to a projection equipment technical field just discloses a projection equipment for digital media, which comprises a ceiling, the bottom fixed mounting of ceiling has the fixed plate, the bottom fixed mounting of fixed plate has the mount, the inner chamber fixed mounting of mount has driving motor, driving motor's output shaft fixed mounting has the threaded rod. This projection equipment for digital media, through setting up driving motor, when the height of the projecting apparatus is adjusted in order to satisfy the projection demand under the different environment as required, open driving motor by the controller, it rotates to drive the threaded rod, owing to set up the screw hole with it looks adaptation in the lifting sleeve, and make it rotate the restriction through the sliding block, make the threaded rod when rotating, the lifting sleeve can slide from top to bottom in fixed cover, thereby it goes up and down to drive fixed frame and projecting apparatus, can change its height in a flexible way, make it can satisfy the demand of different environment, it is more convenient to use.

Description

Projection equipment for digital media

Technical Field

The utility model relates to a projection equipment technical field specifically is a projection equipment for digital media.

Background

The projector is a device capable of projecting images or videos onto a curtain, 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, is widely applied to families, offices, schools and entertainment places, and gradually enters the lives and teaching of people along with the development of scientific technology and the requirements of people during teaching.

The existing projection equipment for digital media generally has the defect that the height is not convenient to adjust, most of common projection equipment is fixedly arranged on the ceiling of a classroom, and when the projection height needs to be adjusted, the adjustment process is troublesome and the use is not convenient enough, so that the projection equipment for digital media is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a projection equipment for digital media possesses the height-adjusting of being convenient for advantage such as, has solved present projection equipment for digital media and has generally had the height-adjusting's of being not convenient for shortcoming, and common projection equipment most all is fixing device on the classroom ceiling, and when its projection height was adjusted to needs, its accommodation process was more troublesome, used not convenient enough problem.

In order to achieve the above object, the technical solution adopted by the present invention is to provide a projection device for digital media, comprising a ceiling, wherein a fixed plate is fixedly installed at the bottom of the ceiling, a fixed frame is fixedly installed at the bottom of the fixed plate, a driving motor is fixedly installed in an inner cavity of the fixed frame, a threaded rod is fixedly installed on an output shaft of the driving motor, a fixed sleeve is fixedly installed at the bottom of the fixed frame, a lifting sleeve is movably installed at the outer side of the threaded rod, sliding blocks are fixedly installed at the left and right ends of the outer side of the lifting sleeve, a fixed frame is fixedly installed at the bottom of the lifting sleeve, a rebounding plate is movably installed at the left side of the inner cavity of the fixed frame, a telescopic rod is fixedly installed between the rebounding plate and the fixed frame, an extrusion spring is fixedly installed at the outer side of the telescopic rod, a push plate is movably installed at the right side of the inner cavity of the fixed frame, the equal fixed mounting in one side that the push pedal is relative with the rebound board has a stopper, two movable mounting has the projecting apparatus between the stopper, the equal fixed mounting in upper and lower both ends of push pedal has the gyro wheel, the bottom fixed mounting of projecting apparatus has the location fixture block, the right side movable mounting of push pedal has the screw rod, the equal fixed mounting in the positive left and right sides of fixed frame has the baffle.

Further, the left side and the right side between fixed plate and the ceiling are all through bolt fixed connection, driving motor's outside fixed mounting has the connecting seat.

Furthermore, the left side wall and the right side wall of the inner cavity of the fixed sleeve are both provided with sliding grooves, the sliding grooves are matched with the sliding blocks, and the right side of the screw rod is fixedly provided with a rotating ring.

Furthermore, the right side fixed mounting of push pedal has the bearing, and the push pedal passes through bearing and screw rod swing joint, the fixed sleeve is ninety degrees vertical installation with the mount.

Further, threaded hole is seted up at lifting sleeve's top, and threaded hole and threaded rod looks adaptation, three the telescopic link is the equidistance and distributes in the left side of rebound board.

Further, the bayonet socket has been seted up to the bottom of fixed frame, and bayonet socket and positioning fixture block looks adaptation, fixed mounting has the go-between lifting sleeve and the fixed frame.

The beneficial effects of the utility model reside in that:

1. this projection equipment for digital media, through setting up driving motor, when the height of the projecting apparatus is adjusted in order to satisfy the projection demand under the different environment as required, open driving motor by the controller, it rotates to drive the threaded rod, owing to set up the screw hole with it looks adaptation in the lifting sleeve, and make it rotate the restriction through the sliding block, make the threaded rod when rotating, the lifting sleeve can slide from top to bottom in fixed cover, thereby it goes up and down to drive fixed frame and projecting apparatus, can change its height in a flexible way, make it can satisfy the demand of different environment, it is more convenient to use.

2. This projection equipment for digital media, through setting up the screw rod, when needs are dismantled the projecting apparatus and are placed other local uses, can rotate the screw rod, the restriction through the gyro wheel drives the push pedal level and moves to the right, make the stopper on right side break away from with the projecting apparatus, telescopic link and extrusion spring all are in the lax state, can take off the projecting apparatus easily, otherwise, fix a position the projecting apparatus by the positioning fixture block, screw up the screw rod, the compression through telescopic link and extrusion spring is kick-backed, make the projecting apparatus can stabilize the card and go into in the fixed frame, thereby make things convenient for the user of service to carry it, make the suitability of device stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a front view of the overall external structure of the present invention.

Description of reference numerals:

1. a fixing frame; 2. a lifting sleeve; 3. a threaded rod; 4. a drive motor; 5. a ceiling; 6. a fixing plate; 7. a fixed mount; 8. a slider; 9. fixing the sleeve; 10. a roller; 11. pushing the plate; 12. positioning a fixture block; 13. a limiting block; 14. a rebound board; 15. a telescopic rod; 16. a compression spring; 17. a projector; 18. a baffle plate; 19. a screw.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-3, a projection apparatus for digital media includes a ceiling 5, a fixing plate 6 is fixedly installed at the bottom of the ceiling 5, the left and right sides between the fixing plate 6 and the ceiling 5 are fixedly connected by bolts, a connecting seat is fixedly installed at the outer side of a driving motor 4, a fixing frame 7 is fixedly installed at the bottom of the fixing plate 6, the driving motor 4 is fixedly installed in the inner cavity of the fixing frame 7, by arranging the driving motor 4, when the height of a projector 17 needs to be adjusted to meet projection requirements under different environments, the driving motor 4 is opened by a controller to drive a threaded rod 3 to rotate, since a threaded hole matched with the threaded hole is formed in a lifting sleeve 2 and the threaded rod 3 is limited by a sliding block 8 to rotate, the lifting sleeve 2 can slide up and down in a fixing sleeve 9 when the threaded rod 3 rotates, thereby driving the fixing frame 1 and the projector 17 to lift, the height of the lifting sleeve can be flexibly changed to meet the requirements of different environments, the lifting sleeve is more convenient to use, a threaded rod 3 is fixedly installed on an output shaft of a driving motor 4, a fixed sleeve 9 is fixedly installed at the bottom of a fixed frame 7, sliding grooves are formed in the left side wall and the right side wall of an inner cavity of the fixed sleeve 9 and are matched with sliding blocks 8, a rotating ring is fixedly installed on the right side of a screw rod 19, a lifting sleeve 2 is movably installed on the outer side of the threaded rod 3, a threaded hole is formed in the top of the lifting sleeve 2 and is matched with the threaded rod 3, three telescopic rods 15 are equidistantly distributed on the left side of a rebound plate 14, sliding blocks 8 are fixedly installed at the left end and the right end of the outer side of the lifting sleeve 2, a fixed frame 1 is fixedly installed at the bottom of the lifting sleeve 2, a bayonet is formed in the bottom of the fixed frame 1 and is matched with a positioning fixture block 12, and a connecting ring is fixedly installed between the lifting sleeve 2 and the fixed frame 1, the left side of the inner cavity of the fixed frame 1 is movably provided with a rebound plate 14, a telescopic rod 15 is fixedly arranged between the rebound plate 14 and the fixed frame 1, the outer side of the telescopic rod 15 is fixedly provided with an extrusion spring 16, the right side of the inner cavity of the fixed frame 1 is movably provided with a push plate 11, the right side of the push plate 11 is fixedly provided with a bearing, the push plate 11 is movably connected with a screw 19 through the bearing, the fixed sleeve 9 and the fixed frame 7 are vertically arranged at ninety degrees, one side of the push plate 11 opposite to the rebound plate 14 is fixedly provided with a limit block 13, a projector 17 is movably arranged between the two limit blocks 13, the upper end and the lower end of the push plate 11 are both fixedly provided with idler wheels 10, the bottom of the projector 17 is fixedly provided with a positioning fixture block 12, the right side of the push plate 11 is movably provided with a screw 19, and by arranging the screw 19, when the projector 17 needs to be disassembled and placed at other places for use, the screw 19 can be rotated, restriction through gyro wheel 10 drives 11 level of push pedal and moves to the right, make stopper 13 on right side break away from with projecting apparatus 17, telescopic link 15 and extrusion spring 16 all are in lax state, can take off projecting apparatus 17 easily, otherwise, fix a position projecting apparatus 17 by location fixture block 12, screw up screw rod 19, the compression through telescopic link 15 and extrusion spring 16 is kick-backed, make projecting apparatus 17 can stably block into in fixed frame 1, thereby make things convenient for the user of service to carry it, make the suitability of device stronger, the equal fixed mounting in the positive left and right sides of fixed frame 1 has baffle 18.

To sum up, this projection equipment for digital media, through setting up driving motor 4, when the height of projecting apparatus 17 is adjusted in order to satisfy the projection demand under the different environment to needs, open driving motor 4 by the controller, it rotates to drive threaded rod 3, owing to set up the screw hole with it looks adaptation in lifting sleeve 2, and make its rotation restriction through sliding block 8, make threaded rod 3 when rotating, lifting sleeve 2 can slide from top to bottom in fixed sleeve 9, thereby drive fixed frame 1 and projecting apparatus 17 and go up and down, can change its height in a flexible way, it can satisfy the demand of different environment to make it, it is more convenient to use.

Moreover, by arranging the screw rod 19, when the projector 17 needs to be detached and placed at other places for use, the screw rod 19 can be rotated, the push plate 11 is driven to move horizontally and rightwards through the limitation of the roller 10, the limit block 13 on the right side is separated from the projector 17, the telescopic rod 15 and the extrusion spring 16 are both in a loose state, and the projector 17 can be easily taken down, otherwise, the projector 17 is positioned by the positioning fixture block 12, the screw rod 19 is screwed down, the projector 17 can be stably clamped into the fixed frame 1 through the compression and rebound of the telescopic rod 15 and the extrusion spring 16, so that the device is convenient for a user to carry, the applicability of the device is stronger, the defect that the height of the existing projection device for digital media is inconvenient to adjust is overcome, most of common projection devices are fixed on the ceiling 5, and when the projection height of the common projection device needs to be adjusted, the adjusting process is troublesome and the use is not convenient enough.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A projection device for digital media, comprising a ceiling (5), characterized in that: the utility model discloses a ceiling board, including fixed frame (5), fixed plate (6), the bottom fixed mounting of fixed plate (6) has mount (7), the inner chamber fixed mounting of mount (7) has driving motor (4), the output shaft fixed mounting of driving motor (4) has threaded rod (3), the bottom fixed mounting of mount (7) has fixed sleeve (9), the outside movable mounting of threaded rod (3) has lifting sleeve (2), the equal fixed mounting in both ends has sliding block (8) about lifting sleeve (2) outside, the bottom fixed mounting of lifting sleeve (2) has fixed frame (1), the left side movable mounting of fixed frame (1) inner chamber has rebounding plate (14), fixed mounting has telescopic link (15) between rebounding plate (14) and fixed frame (1), the outside fixed mounting of telescopic link (15) has extrusion spring (16), the right side movable mounting of fixed frame (1) inner chamber has push pedal (11), push pedal (11) and the equal fixed mounting in one side that rebounding plate (14) is relative have stopper (13), two movable mounting has projecting apparatus (17) between stopper (13), the equal fixed mounting in upper and lower both ends of push pedal (11) has gyro wheel (10), the bottom fixed mounting of projecting apparatus (17) has location fixture block (12), the right side movable mounting of push pedal (11) has screw rod (19), the equal fixed mounting in the positive left and right sides of fixed frame (1) has baffle (18).

2. A projection apparatus for digital media according to claim 1, wherein: the left side and the right side between the fixed plate (6) and the ceiling (5) are fixedly connected through bolts, and the outer side of the driving motor (4) is fixedly provided with a connecting seat.

3. A projection apparatus for digital media according to claim 1, wherein: the left and right sides wall of fixed sleeve (9) inner chamber has all seted up the spout, and spout and sliding block (8) looks adaptation, the right side fixed mounting of screw rod (19) has the rotating ring.

4. A projection apparatus for digital media according to claim 1, wherein: the right side fixed mounting of push pedal (11) has the bearing, and push pedal (11) pass through bearing and screw rod (19) swing joint, fixed sleeve (9) are ninety degrees vertical installation with mount (7).

5. A projection apparatus for digital media according to claim 1, wherein: threaded hole is seted up at the top of lifting sleeve (2), and threaded hole and threaded rod (3) looks adaptation, three telescopic link (15) are the equidistance and distribute in the left side of rebounding board (14).

6. A projection apparatus for digital media according to claim 1, wherein: the bayonet socket has been seted up to the bottom of fixed frame (1), and bayonet socket and positioning fixture block (12) looks adaptation, fixed mounting has the go-between lifting sleeve (2) and fixed frame (1).