CN210222473U

CN210222473U - Exhibition hall multimedia projection arrangement

Info

Publication number: CN210222473U
Application number: CN201921511592.8U
Authority: CN
Inventors: Meiling Song; 宋美玲
Original assignee: Guangzhou Denghedeng Advertising Co Ltd
Current assignee: Guangzhou Denghedeng Advertising Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-03-31
Anticipated expiration: 2029-09-11

Abstract

The utility model relates to the technical field of multimedia projection, in particular to a multimedia projection device for exhibition halls, which comprises a projection box, wherein the top of the projection box is provided with a groove, the bottom of the groove is provided with a projection groove positioned at the right side of the center of the groove, the bottom of the projection groove is fixedly connected with an electric push rod, the top end of the electric push rod is fixedly connected with a transverse plate positioned in the projection groove, the top of the transverse plate is provided with a circular groove, the bottom of the circular groove is fixedly connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with the circular plate positioned in the circular groove, and by arranging the projection box, a caster, an electric push rod, a pin shaft and a projector, the problems that the multimedia projection equipment in the exhibition halls at present is generally fixed on the ceiling of the exhibition halls, the projection can only be carried out in a fixed area, and when the projection area needs to, time and labor are wasted.

Description

Exhibition hall multimedia projection arrangement

Technical Field

The utility model relates to a multimedia projection technical field specifically is an exhibition hall multimedia projection device.

Background

Along with the development of the times, the living standard of people is continuously improved, various exhibition halls are continuously rising, in order to attract the attention of audiences, most of the exhibition halls adopt multimedia equipment to carry out multi-aspect exhibition, and the audiences of being convenient for go to know the content exhibited by the exhibition halls.

At present, multimedia projection equipment in an exhibition hall is generally fixed on a ceiling of the exhibition hall, projection can be carried out only in a fixed area, when the projection area needs to be changed, the projection equipment can only be detached from the ceiling and reinstalled, time and labor are wasted, and therefore the exhibition hall multimedia projection device is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhibition hall multimedia projection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multimedia projector for exhibition halls comprises a projection box, wherein a groove is formed in the top of the projection box, a projector groove is formed in the bottom of the groove and on the right side of the center of the groove, an electric push rod is fixedly connected to the bottom of the projector groove, a transverse plate is fixedly connected to the top of the electric push rod and in the projector groove, a circular groove is formed in the top of the transverse plate, a rotating shaft is fixedly connected to the bottom of the circular groove, a circular plate is fixedly connected to the top of the rotating shaft and in the circular groove, fixed plates are fixedly connected to the top of the circular plate and on both sides of the center of the circular plate, a pin shaft is connected to the fixed plates, a projector is fixedly connected to the pin shaft, a baffle is fixedly connected to the bottom of the transverse plate and on the left side of the center of the transverse plate, a sliding groove is formed in the left side of, the top of slide just is close to projecting apparatus position fixedly connected with square plate, the battery compartment has been seted up in the front of projection box and the left side that is located the projecting apparatus groove, fixedly connected with battery in the battery compartment, the battery compartment just is located the positive fixedly connected with hatch door of battery, the front of projection box just is located the right side fixedly connected with controller in battery compartment, the bottom fixedly connected with truckle of projection box, the right side of recess and square plate position fixedly connected with permanent magnet.

Preferably, the model of the electric push rod is YMD608, the electric push rod is electrically connected with the controller, and the electric push rod is electrically connected with the storage battery.

Preferably, the shape of the projector groove is matched with that of the transverse plate, the transverse plate is connected with the projector groove, and the baffle plate is connected with the projector groove in a sliding manner and the sliding plate is connected with the sliding groove in a sliding manner.

Preferably, the circular plate and the circular groove, the rotating shaft and the circular plate, and the pin shaft and the fixing plate are connected in a rotating manner.

Preferably, the width of the groove is matched with the width of the notebook computer, and the depth of the groove is matched with the thickness of the notebook computer.

Preferably, the caster is provided in plurality.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up the projection box, the truckle, electric putter, the round pin axle, the projecting apparatus, can make the projection box remove to the optional position through the truckle, electric putter promotes the projecting apparatus and rises to suitable height, make the projecting apparatus aim at the direction that needs the projection through rotating plectane and round pin axle, multimedia projection equipment in having solved present exhibition hall is generally fixed on the ceiling of exhibition hall, can only carry out the projection in a fixed region, when needs change projection region, can only dismantle projection equipment from the ceiling and install again, the problem of wasting time and energy.

2. The utility model discloses in, through setting up the battery, the battery compartment provides power for the projecting apparatus through the battery, need not set up extra power cord behind one's back at the projecting apparatus.

3. The utility model discloses in, through setting up the recess, place notebook computer on the recess, can change the projection content of projecting apparatus at any time.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the point B in fig. 1 according to the present invention.

In the figure: the system comprises a projection box 1, a groove 2, a projector groove 3, an electric push rod 4, a transverse plate 5, a circular groove 6, a rotating shaft 7, a circular plate 8, a fixed plate 9, a pin shaft 10, a projector 11, a baffle plate 12, a sliding groove 13, a sliding plate 14, a square plate 15, a battery compartment 16, a storage battery 17, a cabin door 18, a controller 19, a caster 20 and a permanent magnet 21.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a multimedia projection device for an exhibition hall comprises a projection box 1, wherein the top of the projection box 1 is provided with a groove 2, the width of the groove 2 is matched with the width of a notebook computer, the depth of the groove 2 is matched with the thickness of the notebook computer, the bottom of the groove 2 and the right side of the center of the groove 2 are provided with a projector groove 3, the bottom of the projector groove 3 is fixedly connected with an electric push rod 4, the model of the electric push rod 4 is YMD608, the electric push rod 4 is electrically connected with a controller 19, the top end of the electric push rod 4 is fixedly connected with a transverse plate 5 positioned in the projector groove 3, the top of the transverse plate 5 is provided with a circular groove 6, the bottom of the circular groove 6 is fixedly connected with a rotating shaft 7, the top end of the rotating shaft 7 is fixedly connected with a circular plate 8 positioned in the circular groove 6, the top of the circular plate 8 and two sides positioned at the center of the circular plate 8 are both fixedly, a pin shaft 10 is connected to the fixed plate 9, a projector 11 is fixedly connected to the pin shaft 10, the circular plate 8 and the circular groove 6, the rotating shaft 7 and the circular plate 8, and the pin shaft 10 and the fixed plate 9 are rotatably connected, a baffle plate 12 is fixedly connected to the bottom of the transverse plate 5 and the left side of the center of the transverse plate 5, a chute 13 is formed in the left side of the projector groove 3 and above the transverse plate 5, a sliding plate 14 is connected to the chute 13, the shape of the projector groove 3 is matched with that of the transverse plate 5, the transverse plate 5 and the projector groove 3 are connected, the baffle plate 12 and the projector groove 3, and the sliding plate 14 and the chute 13 are connected in a sliding manner, a square plate 15 is fixedly connected to the top of the sliding plate 14 and near the projector 11, a battery compartment 16 is formed in the front of the projector case 1 and on the left side of the projector groove 3, a storage battery 17 is fixedly connected to the battery compartment 16, and, the right side fixedly connected with controller 19 that just is located battery compartment 16 in the front of projection case 1, the bottom fixedly connected with truckle 20 of projection case 1, truckle 20 are provided with a plurality ofly, the right side of recess 2 and square plate 15 position department fixedly connected with permanent magnet 21.

The utility model discloses work flow: when the novel projection box is used, the projection box 1 is pushed to a designated position, the square plate 15 is pulled, the square plate 15 drives the sliding plate 14 to move leftwards along the sliding groove 13, the projector groove 3 is opened, the controller 19 starts the electric push rod 4, the electric push rod 4 pushes the transverse plate 5 to move downwards, the projector 11 on the transverse plate 5 moves upwards along with the transverse plate 5 to a proper height, the baffle plate 12 abuts against the sliding plate 14 to prevent the sliding plate 14 from impacting the electric push rod 4, the notebook computer is prevented from being on the left side in the groove 2, the square plate 15 abuts against the notebook computer to prevent the notebook computer from sliding in the groove 2, the notebook computer is connected with the projector 11 through a wire, the circular plate 8 is rotated, the projector 11 rotates along with the horizontal rotation of the circular plate 8 in the direction needing projection, the pin shaft 10 is rotated, the pin shaft 10 drives the projector 11 to vertically rotate, the projector 11 is aligned to the area needing projection, the projector 11 is started, and the projector 11 projects to the designated area.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an exhibition hall multimedia projection device, includes projection box (1), its characterized in that: the top of the projection box (1) is provided with a groove (2), the bottom of the groove (2) and the right side of the center of the groove (2) are provided with a projector groove (3), the bottom of the projector groove (3) is fixedly connected with an electric push rod (4), the top end of the electric push rod (4) is fixedly connected with a transverse plate (5) in the projector groove (3), the top of the transverse plate (5) is provided with a circular groove (6), the bottom of the circular groove (6) is fixedly connected with a rotating shaft (7), the top end of the rotating shaft (7) is fixedly connected with a circular plate (8) in the circular groove (6), the top of the circular plate (8) and the two sides of the center of the circular plate (8) are fixedly connected with fixing plates (9), the fixing plates (9) are connected with pin shafts (10), and the projector (11) is fixedly connected with the pin shafts (10), the projector is characterized in that a baffle (12) is fixedly connected to the left side of the center of the transverse plate (5) at the bottom of the transverse plate (5), a sliding groove (13) is formed in the left side of the projector groove (3) and above the transverse plate (5), a sliding plate (14) is connected in the sliding groove (13), a square plate (15) is fixedly connected to the position, close to the projector (11), at the top of the sliding plate (14), a battery compartment (16) is formed in the front of the projector (1) and on the left side of the projector groove (3), a storage battery (17) is fixedly connected in the battery compartment (16), a cabin door (18) is fixedly connected in the front of the storage battery (17) in the battery compartment (16), a controller (19) is fixedly connected to the front of the projector (1) and on the right side of the battery compartment (16), and casters (20) are fixedly connected to the bottom of the projector (1, the right side of the groove (2) and the position of the square plate (15) are fixedly connected with a permanent magnet (21).

2. The multimedia projector as claimed in claim 1, wherein: the type of electric putter (4) is YMD608 and electric putter (4) and controller (19), and the connected mode of electric putter (4) and battery (17) is electric connection.

3. The multimedia projector as claimed in claim 1, wherein: the shape of projecting apparatus groove (3) and the shape looks adaptation of diaphragm (5) and projecting apparatus groove (3), baffle (12) and projecting apparatus groove (3) and slide (14) are sliding connection with the connected mode of spout (13).

4. The multimedia projector as claimed in claim 1, wherein: the circular plate (8) is rotatably connected with the circular groove (6), the rotating shaft (7) is rotatably connected with the circular plate (8), and the pin shaft (10) is rotatably connected with the fixing plate (9).

5. The multimedia projector as claimed in claim 1, wherein: the width of the groove (2) is matched with the width of the notebook computer, and the depth of the groove (2) is matched with the thickness of the notebook computer.

6. The multimedia projector as claimed in claim 1, wherein: the caster (20) is provided in plurality.