CN214306380U

CN214306380U - Multimedia projection device for government affairs and exhibition hall

Info

Publication number: CN214306380U
Application number: CN202120073157.2U
Authority: CN
Inventors: 池香兰
Original assignee: Shandong Yuanliu Decoration Engineering Co ltd
Current assignee: Shandong Yuanliu Decoration Engineering Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-28
Anticipated expiration: 2031-01-12

Abstract

The utility model belongs to the field of projection equipment, in particular to a multimedia projection device for government affairs and exhibition halls, which comprises a mounting plate, wherein, both sides of the bottom wall of the mounting plate are fixed with vertical fixed rods, the bottom ends of the two fixed rods are fixed with a mounting box, a mounting block is arranged on the outer bottom wall of the mounting box, a projector body is fixed on the bottom wall of the mounting block, rectangular movable holes are arranged on the bottom wall of the mounting box at both sides of the mounting block, vertical transmission plates are sleeved on the inner activities of the movable holes, the top ends of the transmission plates are connected on the inner top wall of the mounting box in a sliding way, horizontal limiting columns are fixed on the side walls of the two transmission plates at the lower side of the mounting box, and limiting grooves are arranged on the side walls at both sides of the mounting block, is suitable for popularization and application.

Description

Multimedia projection device for government affairs and exhibition hall

Technical Field

The utility model relates to a projection equipment technical field especially relates to a government affairs and exhibition hall multimedia projection arrangement.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. In order to conveniently display multimedia information, projectors are generally installed in government affairs halls and exhibition halls, and projectors for government affairs halls and exhibition halls are generally installed on the top of a wall through projector supports. However, the projector for the current government affairs hall and exhibition hall is complex in operation, inconvenient in maintenance and poor in practicability, and the multimedia projector for the government affairs hall and the exhibition hall is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of government affairs and exhibition hall multimedia projection arrangement has solved current government affairs hall and exhibition hall and has demolishd required complex operation, inconvenient maintenance, the relatively poor problem of practicality from the wall crown with the projecting apparatus.

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

a government affair and exhibition hall multimedia projection device comprises a mounting plate, wherein both sides of the bottom wall of the mounting plate are respectively fixed with a vertical fixing rod, the bottom ends of the two fixing rods are respectively fixed with a mounting box, the outer bottom wall of the mounting box is provided with a mounting block, the bottom wall of the mounting block is fixed with a projector body, the bottom walls of the mounting boxes positioned at both sides of the mounting block are respectively provided with a rectangular movable hole, the inner part of the movable hole is movably sleeved with a vertical transmission plate, the top end of the transmission plate is slidably connected on the inner top wall of the mounting box, the two transmission plates positioned at the lower side of the mounting box are respectively fixed with a horizontal limiting column on the mutually close side wall, the two side walls of the mounting block are respectively provided with a limiting groove, one end of the two limiting columns mutually close to each other is respectively in clearance fit in the two limiting grooves, the middle position of the bottom wall of the mounting box is provided with a rectangular limiting hole, the intermediate position of the roof of installation piece is fixed with the spacing piece, spacing piece clearance fit is in the inside in spacing hole, the lifting hole has been seted up to the intermediate position of the roof of install bin, and clearance fit has the vertically lifter in the lifting hole, the top of lifter extends to the top of install bin and fixed connection has the horizontally connecting plate, the diapire of connecting plate with the outer top wall of install bin is connected with the spring, the bottom of lifter extends to the inside and the fixedly connected with lifter of install bin, is located inside two of install bin all articulated on the top lateral wall that the driving plate is close to each other have the connecting rod that is the slope setting, two the one end that the connecting rod is close to each other is fixed respectively on the both sides lateral wall of lifter.

Preferably, the connecting plate is in clearance fit with the outer rings of the two fixing rods, and a first handle is welded on the top wall of the connecting plate between the two fixing rods.

Preferably, the second handle is fixed on both side walls of the projector body.

Preferably, the both sides of the interior roof of install bin have all seted up the spout along length direction, and the inside slip of spout is provided with the slider, two the bottom at two sliders is fixed respectively to the driving plate.

Preferably, two connecting rods are arranged in a V shape.

Preferably, bolt holes are formed in four corners of the mounting plate.

The utility model has the advantages that:

1. through the cooperation of install bin, movable hole, driving plate, spacing post, installation piece, stopper, spacing hole, spacing groove, lifter, connecting plate, the first in command, the second in command, spring, lifter and connecting rod, can effectually simplify the political affairs hall and for the exhibition hall projecting apparatus follow the wall crown and demolish required operation, conveniently overhaul the projecting apparatus for the political affairs hall and the exhibition hall.

2. Through the combined action of install bin, activity hole, driving plate, spacing post, installation piece, stopper, spacing hole and spacing groove, can be so that the steadiness of projecting apparatus installation for government affairs hall and exhibition hall is higher, and the security is higher.

The utility model relates to a novelty, the convenience is demolishd from the wall crown, and convenient the maintenance, the practicality is higher, and the steadiness of installation is higher, and the security is higher, is suitable for using widely.

Drawings

Fig. 1 is a schematic structural diagram of a multimedia projector for government affairs and exhibition hall according to the present invention;

fig. 2 is a cross-sectional view of a government affairs and exhibition hall multimedia projector according to the utility model;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

Reference numbers in the figures: 1. mounting a plate; 2. fixing the rod; 3. a connecting plate; 4. a first handle; 5. a spring; 6. installing a box; 7. a drive plate; 8. a limiting column; 9. a projector body; 10. a second handle; 11. mounting blocks; 12. a lifting rod; 13. a lifting block; 14. a connecting rod; 15. a movable hole; 16. a limiting hole; 17. a limiting block; 18. a limiting groove.

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.

Referring to fig. 1-4, a multimedia projector for government affairs and exhibition hall comprises a mounting plate 1, wherein two sides of the bottom wall of the mounting plate 1 are respectively fixed with a vertical fixing rod 2, the bottom ends of the two fixing rods 2 are respectively fixed with a mounting box 6, the outer bottom wall of the mounting box 6 is provided with a mounting block 11, the bottom wall of the mounting block 11 is fixed with a projector body 9, the bottom walls of the mounting boxes 6 at two sides of the mounting block 11 are respectively provided with a rectangular movable hole 15, the inside of the movable hole 15 is movably sleeved with a vertical transmission plate 7, the top end of the transmission plate 7 is slidably connected on the inner top wall of the mounting box 6, the mutually adjacent side walls of the two transmission plates 7 at the lower side of the mounting box 6 are respectively fixed with a horizontal limiting column 8, the two side walls at two sides of the mounting block 11 are respectively provided with a limiting groove 18, the mutually adjacent ends of the two limiting columns 8 are respectively in the two limiting grooves 18 in a clearance fit manner, spacing hole 16 of rectangle is seted up to the intermediate position of the diapire of install bin 6, the intermediate position of the roof of install bin 11 is fixed with spacing piece 17, spacing piece 17 clearance fit is in spacing hole 16's inside, the lifting hole has been seted up to the intermediate position of the roof of install bin 6, clearance fit has vertically lifter 12 in the lifting hole, the top of lifter 12 extends to the top of install bin 6 and fixed connection has horizontally connecting plate 3, the diapire of connecting plate 3 is connected with spring 5 with the outer top wall of install bin 6, the bottom of lifter 12 extends to the inside of install bin 6 and fixedly connected with elevator 13, it has the connecting rod 14 that is the slope setting all to articulate on the top lateral wall that two driving plates 7 that are located install bin 6 inside are close to each other, the one end that two connecting rods 14 are close to each other is fixed respectively on the both sides lateral wall of elevator 13.

The connecting plate 3 is in clearance fit with the outer rings of the two fixing rods 2, so that the connecting plate 3 and the lifting rod 12 can be stably lifted, and the first handle 4 is welded on the top wall of the connecting plate 3 between the two fixing rods 2, so that the connecting plate 3 can be conveniently pulled.

The second handles 10 are fixed on the side walls of the two sides of the projector body 9, so that the projector body 9 can be conveniently lifted.

The spout has all been seted up along length direction in the both sides of the interior roof of install bin 6, and the inside slip of spout is provided with the slider, and two driving plates 7 are fixed respectively in the bottom of two sliders, can ensure that driving plate 7 can steadily horizontal migration.

Two connecting rods 14 are the setting of "V" type, and when elevator 13 drove the one end that two connecting rods 14 were close to each other and descends, can make the one end that two connecting rods 14 kept away from each other drive two driving plates 7 and be close to each other, when elevator 13 drove the one end that two connecting rods 14 were close to each other and rises, can make the one end that two connecting rods 14 kept away from each other drive two driving plates 7 and keep away from each other.

The bolt hole has all been seted up in the four corners of mounting panel 1, can fix mounting panel 1 on the wall top through the bolt through hole.

Example (b): when a projector for a government affair hall and an exhibition hall is required to be installed, the first handle 4 is pulled upwards to drive the connecting plate 3, the lifting rod 12 and the lifting block 13 to rise, namely, the end where the two connecting rods 14 are close to each other can be driven to rise, namely, the end where the two connecting rods 14 are far away from each other can drive the two transmission plates 7 to be far away from each other, namely, the two limiting columns 8 can be driven to be far away from each other until the distance between the two limiting columns 8 is larger than the distance between the mounting blocks 11, at the moment, the spring 5 is in a compressed state, then the projector body 9 is lifted by lifting the second handle 10, then the mounting blocks 11 are arranged on the outer bottom wall of the mounting box 6, the limiting blocks 17 are inserted into the limiting holes 16, then the first handle 4 is released, the connecting plate 3 can be driven to fall by the spring 5 through the elastic action of the spring 5, namely, the lifting rod 12 and the lifting block 13 can be driven to fall, namely, the end where the two connecting rods 14 are close to fall can be driven, the end, far away from each other, of each connecting rod 14 can drive the two transmission plates 7 to approach each other, so that the two limiting columns 8 can be driven to approach each other, until the end, close to each other, of each limiting column 8 is inserted into the two limiting grooves 18, so that the installation of the projector for the government affair hall and the exhibition hall can be completed, the projector body 9 can be effectively prevented from deviating in the horizontal direction through the limiting action of the limiting block 17, the projector body 9 can be effectively prevented from deviating in the vertical direction through the limiting action of the limiting columns 8, the installation stability of the projector body 9 can be higher, and the installation stability of the projector for the government affair hall and the exhibition hall is higher; when the projector for the government affair hall and the exhibition hall needs to be detached from the wall top, firstly, one hand is used for upwards dragging the projector body 9, then the other hand is used for upwards pulling the first handle 4, the connecting plate 3 can be driven, the lifting rod 12 and the lifting block 13 are lifted, one end, close to each other, of the two connecting rods 14 can be driven to ascend, one end, far away from each other, of the two connecting rods 14 can drive the two transmission plates 7 to be far away from each other, the two limiting columns 8 can be driven to be far away from each other, until the two limiting columns 8 move to the two sides of the installation block 11, the hand dragging the projector body 9 is lowered, the projector body 9, the installation block 11 and the limiting block 17 can be descended until the limiting block 17 is separated from the limiting hole 16, the projector body 9 can be detached, and the operation required by the projector for the government affair hall and the exhibition hall is detached from the wall top is simple.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a government affairs and multimedia projection arrangement in exhibition hall, includes mounting panel (1), its characterized in that, the both sides of the diapire of mounting panel (1) all are fixed with vertically dead lever (2), two the bottom mounting of dead lever (2) has install bin (6), install bin (6) outer bottom wall is installed and is installed installation piece (11), be fixed with projector body (9) on the diapire of installation piece (11), be located installation piece (11) both sides all set up rectangular movable hole (15) on the diapire of install bin (6), perpendicular driving plate (7) have been cup jointed in the inside activity of movable hole (15), the top sliding connection of driving plate (7) is in on the interior roof of install bin (6), be located two of install bin (6) downside all be fixed with horizontal spacing post (8) on the lateral wall that driving plate (7) are close to each other, limiting grooves (18) are formed in the side walls of two sides of the mounting block (11), one ends, close to each other, of the two limiting columns (8) are in clearance fit with the insides of the two limiting grooves (18) respectively, rectangular limiting holes (16) are formed in the middle of the bottom wall of the mounting box (6), limiting blocks (17) are fixed to the middle of the top wall of the mounting block (11), the limiting blocks (17) are in clearance fit with the insides of the limiting holes (16), lifting holes are formed in the middle of the top wall of the mounting box (6), vertical lifting rods (12) are in clearance fit with the middle of the lifting holes, the top ends of the lifting rods (12) extend to the upper portion of the mounting box (6) and are fixedly connected with horizontal connecting plates (3), springs (5) are connected to the bottom wall of the connecting plates (3) and the outer top wall of the mounting box (6), the bottom of lifter (12) extends to inside and fixedly connected with lifter (13) of install bin (6), is located install bin (6) inside two it has connecting rod (14) that are the slope setting all to articulate on the top lateral wall that driving plate (7) are close to each other, two the one end that connecting rod (14) are close to each other is fixed respectively on the both sides lateral wall of lifter (13).

2. A government affairs and exhibition hall multimedia projection arrangement according to claim 1, characterized in that said connecting plate (3) is clearance fitted on the outer circle of two said fixing rods (2), and a first handle (4) is welded on the top wall of said connecting plate (3) between two fixing rods (2).

3. A government affairs and exhibition hall multimedia projection arrangement according to claim 1, wherein the projector body (9) has second handles (10) fixed to both side walls.

4. The government affair and exhibition hall multimedia projection device according to claim 1, wherein the two sides of the inner top wall of the installation box (6) are provided with sliding grooves along the length direction, sliding blocks are arranged inside the sliding grooves in a sliding manner, and the two transmission plates (7) are respectively fixed at the bottom ends of the two sliding blocks.

5. A government and exhibition hall multimedia projection arrangement according to claim 1, characterised in that two of said connecting rods (14) are arranged in a "V" shape.

6. A government affairs and exhibition hall multimedia projection arrangement according to claim 1, characterized in that bolt holes are opened at four corners of the mounting plate (1).