CN216133288U

CN216133288U - Digital media is with advertising device with projection function

Info

Publication number: CN216133288U
Application number: CN202122715911.0U
Authority: CN
Inventors: 陆宸; 叶晓娴; 陆旻宇; 王小甜; 王钰; 宋岩; 谢璇; 吕伶玉; 张仲华; 要中慧; 曹璠
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-03-25
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses an advertising device with a projection function for digital media, which comprises a device main body, wherein a projection lens is movably arranged in the middle of the device main body, projection cloth is arranged at the bottom side end of the device main body, one end of the projection cloth is fixedly connected in a hanging rod, the projection cloth is integrally wound on the outer surface of a shaft rod, a fixing plate is connected to the rear side end of the device main body, external loudspeakers are arranged at two ends of the device main body, and a cooling fan is arranged at one side of a heat-conducting aluminum sheet. Wholly through the projection cloth that the downside end shaft pole and can accomodate at the device main part, the convenience that the projection lens that angle modulation and distance were adjusted can be convenient for actually the projection operation can be carried out in the cooperation simultaneously. In addition, the lighting lamp with the photosensitive sensor control function is additionally arranged, so that the lighting effect inside the elevator can be timely provided when the elevator breaks down, and certain safety of the elevator is improved when the elevator breaks down.

Description

Digital media is with advertising device with projection function

Technical Field

The utility model relates to the technical field of advertising equipment, in particular to an advertising device with a projection function for digital media.

Background

The current advertising mode can be diversified, but the advertising mode which is frequently used is the advertising mode through a digital medium, and the advertising mode which is common on the street is the advertising mode through outdoor sound equipment and a liquid crystal screen. The place of advertising also is advertising's important part, along with the inside propaganda advertisement that has emerged gradually of rapid development elevator of urbanization, but advertising is carried out through the mode of paper or LCD screen mostly in the elevator, the propaganda mode of paper leads to the glue of leaving over to be difficult to the clearance when using for a long time, LCD is damaged easily, consequently, the mode of projection propaganda becomes another better propaganda mode, the inside projection mode of most elevators among the prior art is comparatively single, and projection angle adjusts comparatively inconveniently, the projection lens limitation is great. Therefore, we propose an advertising device for digital media with projection function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an advertising device with a projection function for digital media, which can solve the problem that the existing mobile laboratory in the background art cannot achieve a multi-stage anti-seismic effect in actual use.

In order to achieve the purpose, the utility model provides the following technical scheme: an advertising device with a projection function for digital media comprises a device body, wherein a projection lens is movably mounted in the middle of the device body, projection cloth is mounted at the bottom side end of the device body, one end of the projection cloth is fixedly connected in a hanging rod, the projection cloth is integrally wound on the outer surface of a shaft rod, a fixed plate is connected to the rear side end of the device body, external loudspeakers are mounted at two ends of the device body, an inserting port is arranged at the rear end of the device body, a heat-conducting aluminum sheet is fixedly mounted at one side of the inserting port, a cooling fan is mounted at one side of the heat-conducting aluminum sheet, a driving motor and a driven motor are respectively mounted at two ends of the projection lens in the device body, the driving motor is movably connected with the projection lens through a driving shaft, and the driving motor and the driven motor are both movably connected with a guide rod through a motor fixing base, the utility model discloses a projection device, including motor fixed base, buffer spring, external megaphone, contact electrode, projection lens, guide bar, motor fixed base, extrusion steel sheet, buffer spring, contact electrode and the inside electric connection of device main part, the light is installed to projection lens's front end.

As a further scheme of the utility model, the overall appearance structures of the driving motor and the driven motor are the same, the rotors of the two groups of motors are positioned on the same central axis, and only a rotor structure is arranged in the driven motor.

As a further scheme of the utility model, the distance between the two groups of limiting bulges is equal to the length distance of the guide groove arranged in the device main body.

As a further scheme of the utility model, the illuminating lamp arranged at the front end of the projection lens is electrically connected with the internal control end of the device main body through the photosensitive sensor.

As a further scheme of the utility model, the whole external loudspeaker is fixedly arranged at two ends of the device main body in a clamping manner, and one side of the external loudspeaker is provided with air inlet end dustproof cotton.

As a further scheme of the utility model, the motor fixing base and the guide rod are both made of stainless steel materials, the buckling steel sheet and the extrusion steel sheet are both elastic steel sheets, and the extrusion steel sheet is fixedly inserted in the motor fixing base.

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

the device has the advantages that the whole projection angle is diversified, the projection in different directions can be realized through the arranged adjustable projection lens, certain projection limitation is avoided, and meanwhile, certain practicability of the device is reflected. In addition, the detachable external loudspeaker is additionally arranged at the two ends of the device main body, so that the later maintenance can be facilitated, certain propaganda sound effect is improved, and the advertising effect is improved. Wholly through the projection cloth that the downside end shaft pole and can accomodate at the device main part, the convenience that the projection lens that angle modulation and distance were adjusted can be convenient for actually the projection operation can be carried out in the cooperation simultaneously. In addition, the lighting lamp with the photosensitive sensor control function is additionally arranged, so that the lighting effect inside the elevator can be timely provided when the elevator breaks down, and certain safety of the elevator is improved when the elevator breaks down.

Drawings

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

FIG. 2 is a schematic view of the overall internal plan structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic side view of the present invention in partial cross section;

fig. 5 is a schematic plan view of the guide bar of the present invention.

In the figure: 1. a device main body; 2. a projection lens; 3. a projection cloth; 4. a boom; 5. a shaft lever; 6. a fixing plate; 7. an external loudspeaker; 8. a plug port; 9. a heat conducting aluminum sheet; 10. a heat radiation fan; 11. an active motor; 12. a driven motor; 13. a drive shaft; 14. a motor fixing base; 15. a guide bar; 16. a limiting bulge; 17. a guide groove; 18. buckling a steel sheet; 19. extruding the steel sheet; 20. a buffer spring; 21. a contact electrode; 22. an illuminating lamp.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an advertising device for digital media with a projection function comprises a device body 1, a projection lens 2 is movably mounted at the middle position of the device body 1, a projection cloth 3 is mounted at the bottom side end of the device body 1, one end of the projection cloth 3 is fixedly connected in a hanging rod 4, the projection cloth 3 is integrally wound on the outer surface of a shaft rod 5, a fixing plate 6 is connected at the rear side end of the device body 1, external loudspeakers 7 are mounted at the two ends of the device body 1, a plug port 8 is arranged at the rear end of the device body 1, a heat-conducting aluminum sheet 9 is fixedly mounted at one side of the plug port 8, a heat-dissipating fan 10 is mounted at one side of the heat-conducting aluminum sheet 9, a driving motor 11 and a driven motor 12 are respectively mounted at the two ends of the projection lens 2 in the device body 1, the driving motor 11 is movably connected with the projection lens 2 through a driving shaft 13, and both the driving motor 11 and the driven motor 12 are movably connected with a guide rod 15 through a motor fixing base 14, the one end surface of guide bar 15 all is provided with spacing arch 16, the guide way 17 has been seted up to the one end that device main part 1 is located projection lens 2's both sides, fastening steel sheet 18 is installed to the one end of motor fixed baseplate 14, extrusion steel sheet 19 is installed to fastening steel sheet 18's one end, buffer spring 20 is installed at the both ends of guide bar 15, the one end fixed mounting of external megaphone 7 has contact electrode 21 and the inside electric connection of device main part 1, light 22 is installed to projection lens 2's front end.

The same and the rotor of two sets of motors of the whole appearance structure of initiative motor 11 and driven motor 12 is located same axis, and driven motor 12 is inside only to have a rotor structure, the guide way 17 length distance of seting up in two sets of spacing archs 16 equals in the interval and the device main part 1, the light 22 of 2 front end installations of projection lens links to each other with the device main part 1 internal control end electric property through photosensitive sensor, external megaphone 7 is whole at the both ends of device main part 1 through the mode fixed mounting of joint, and the dustproof cotton of inlet end is installed to one side of external megaphone 7, motor fixed baseplate 14 forms by the preparation of stainless steel material with guide bar 15, and lock joint steel sheet 18 and extrusion steel sheet 19 are the elastic steel sheet, extrusion steel sheet 19 is fixed to peg graft in motor fixed baseplate 14.

The utility model has the structural characteristics and the working principle that: before the elevator is used, the fixing plate 6 is firstly fixed at a proper position in the elevator through bolts, a specified power line in the elevator is connected at a specified position in the plug port 8 at the rear side of the device body 1, then the device body 1 is integrally hung on the fixing plate 6, and the fixing plate 6 is fixed at the lower side end position of the device body 1 again through bolts. In practical use, a propaganda video needing propaganda is put on a wall on one side opposite to the device main body 1 through the projection lens 2, then the interior of the projection lens 2 is adjusted through a key on the device, or vertical projection is carried out, in practical operation, the projection lens 2 is pulled out in a manual mode, at the moment, the driving motor 11 and the driven motor 12 integrally carry out synchronous parallel movement under the action of the guide rod 15 under the action of the motor fixing base 14, when the projection lens moves to a certain position, the limiting bulge 16 on one side in the guide rod 15 is buckled with the buckling steel sheet 18 in the motor fixing base 14, and the buckling steel sheet 18 is limited through the action of the extrusion steel sheet 19, so that the projection lens 2 cannot move under the action of certain external force, and the buffer spring 20 provides certain buffer force when the limiting bulge 16 is overlapped with the outer surface of the buckling steel sheet 18, make projection lens 2 can not appear certain rocking in this position department, improve the stability effect of whole projection picture, adjust projection lens 2's angle through the button of preceding side when projection lens 2 moves to assigned position department, initiative motor 11 carries out work when carrying out angle regulation and makes projection lens 2 wholly rotate through driving shaft 13, projection lens 2's a side end adds and is equipped with the stopper, make projection lens 2 touch initiative motor 11 stall when the stopper after wholly rotating to certain angle, and keep this state, the whole appearance structure of driven motor 12 is the same with initiative motor 11 appearance structure, only inside only has the rotor that is used for the rotation, no radio circle isotructure in inside, can only idle running. When the projection lens 2 reaches a designated position, a motor which is additionally arranged at the lower side end of the device main body 1 and connected with the shaft lever 5 starts to work, descends under the action of the hanging rod 4 to open the projection cloth 3, and then projects. Whole inside carries out inside thermal collection and dispels the heat through radiator fan 10 through heat conduction aluminum sheet 9, avoid the inside overheated of device, the surface department of device main part 1 installs photosensitive sensor, sense the inside no light of elevator when photosensitive sensor and carry out work through inside controller control light 22, and supply power through inside deposit power simultaneously, avoided because the inside trouble of elevator leads to the inside problem of disappearance light of inside elevator. The whole device is matched with the projection lens 2 which can adjust the angle and the distance through the lower side end shaft rod 5 of the device main body 1 and the projection cloth 3 which can be stored, so that convenience of actual projection operation can be facilitated, projection in different directions can be realized through the projection lens 2 with adjustability, certain projection limitation is avoided, and meanwhile, certain practicability of the device is reflected.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. An advertising device for digital media having a projection function, comprising a device main body (1), characterized in that: the device is characterized in that a projection lens (2) is movably mounted at the middle position of the device main body (1), projection cloth (3) is mounted at the bottom side end of the device main body (1), one end of the projection cloth (3) is fixedly connected in a hanging rod (4), the projection cloth (3) is integrally wound on the outer surface of a shaft lever (5), a fixing plate (6) is connected to the rear side end of the device main body (1), external loudspeakers (7) are mounted at the two ends of the device main body (1), a plug-in port (8) is arranged at the rear end of the device main body (1), a heat-conducting aluminum sheet (9) is fixedly mounted at one side of the plug-in port (8), a cooling fan (10) is mounted at one side of the heat-conducting aluminum sheet (9), and a driving motor (11) and a driven motor (12) are respectively mounted at the two ends of the projection lens (2) in the device main body (1), the driving motor (11) is movably connected with the projection lens (2) through a driving shaft (13), the driving motor (11) and the driven motor (12) are movably connected with the guide rod (15) through a motor fixing base (14), the outer surface of one end of the guide rod (15) is provided with a limiting bulge (16), one end of the device main body (1) is positioned at the two sides of the projection lens (2) and is provided with a guide groove (17), one end of the motor fixing base (14) is provided with a buckling steel sheet (18), one end of the fastening steel sheet (18) is provided with an extrusion steel sheet (19), two ends of the guide rod (15) are provided with buffer springs (20), one end fixed mounting of external megaphone (7) has contact electrode (21) and device main part (1) inside electric connection, light (22) are installed to the front end of projection lens (2).

2. The advertising device with projection function for digital media of claim 1, wherein the driving motor (11) and the driven motor (12) have the same overall shape and structure, the rotors of the two sets of motors are located on the same central axis, and only the rotor structure is located inside the driven motor (12).

3. The advertising device with projection function for digital media of claim 1, wherein the spacing between the two sets of position-limiting protrusions (16) is equal to the length of the guide groove (17) formed in the device body (1).

4. The advertising device with projection function for digital media of claim 1, wherein the illuminating lamp (22) installed at the front end of the projection lens (2) is electrically connected with the control end inside the device body (1) through a photosensitive sensor.

5. The advertising device with the projection function for the digital media as claimed in claim 1, wherein the external speaker (7) is integrally and fixedly mounted at two ends of the device body (1) in a clamping manner, and dust-proof cotton at an air inlet end is mounted at one side of the external speaker (7).

6. The advertising device with projection function for digital media of claim 1, wherein the motor fixing base (14) and the guide rod (15) are made of stainless steel, the buckling steel sheet (18) and the extrusion steel sheet (19) are elastic steel sheets, and the extrusion steel sheet (19) is fixedly inserted into the motor fixing base (14).