CN211207064U

CN211207064U - Multimedia projection device convenient to installation

Info

Publication number: CN211207064U
Application number: CN202020186387.5U
Authority: CN
Inventors: 王紫薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-08-07
Anticipated expiration: 2030-02-19

Abstract

The utility model relates to the technical field of multimedia devices, and discloses a multimedia projection device convenient to install, has solved the multimedia projection device in the existing market and has installed inconveniently, and the utilization efficiency is low, and the steadiness is poor, receives the influence of environment easily, when wasing, can cause the influence to the electric component of wading, and the safety degree is low, dismantlement is inconvenient, detects the problem of maintenance difficulty, and it includes the mounting box, the top of mounting box is fixed with the locating lever, the top of locating lever is installed and is closed the lid, the surface mounting of closed lid has the screw, the surface mounting that closed lid is located the screw bottom has first magnet, the dwang is installed to the inner chamber of mounting box, the top of dwang is installed and is kept somewhere the piece; the utility model discloses, it is convenient to have the installation, and the utilization efficiency is high, and the steadiness is good, is difficult for receiving the influence of environment, and the suitability is strong, when wasing the projection curtain, can not cause the influence to wading the part, and the safety degree is high, dismantles simply, detects the convenient advantage of maintenance.

Description

Multimedia projection device convenient to installation

Technical Field

The utility model belongs to the technical field of multimedia device, specifically be a multimedia projection device convenient to installation.

Background

Multimedia is a combination of various media, generally including various media forms such as text, sound and image, and in a computer system, multimedia refers to a man-machine interactive information exchange and transmission medium combining two or more media, and the media used include characters, pictures, photos, sounds, animations and movies, and interactive functions provided by programs.

However, the multimedia projection device in the current market is inconvenient to install when in use, which leads to the reduction of the utilization efficiency of the multimedia projection device, and has larger limitation and poor stability in the installation process; meanwhile, after the multimedia projection device is used for a period of time, the projection curtain inevitably generates the conditions of dirt and the like, when the dirt is cleaned, other parts on the multimedia projection device are easily affected, particularly electrified parts are involved, when the multimedia projection device is locally damaged, the detection and maintenance work can be hindered due to the inconvenience in disassembly, and therefore the multimedia projection device convenient to install is provided.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a multimedia projection device convenient to installation, the effectual multimedia projection device who has solved on the existing market installs inconveniently, and the utilization efficiency is low, and the steadiness is poor, receives the influence of environment easily, when wasing, can cause the influence to wading the electric part, and the safety degree is low, dismantles inconveniently, detects the problem of maintenance difficulty.

In order to achieve the above object, the utility model provides a following technical scheme: a multimedia projection device convenient to install comprises an installation box, wherein a positioning rod is fixed at the top of the installation box, a sealing cover is installed at the top of the positioning rod, a screw is installed on the surface of the sealing cover, a first magnet is installed on the surface of the sealing cover, which is positioned at the bottom of the screw, a rotating rod is installed in the inner cavity of the installation box, a fixing block is installed at the top of the rotating rod, a telescopic rod is connected with the side surface of the inner cavity of the rotating rod in a threaded manner, a reinforcing block is fixed on the side surface of the telescopic rod, a shaping rod is installed at one end of the reinforcing block, a projection cloth is fixed at the bottom of the shaping rod, an assembly rod is installed at the bottom of the projection cloth, an adjusting motor is installed at one end of the rotating rod, a rotary table is installed at the back of the installation box, a threaded rod is fixed in, the bottom threaded connection of extension rod has the shrink tube, the fixed surface of shrink tube has the movable rod, the mid-mounting of movable rod has the stake pipe, the bottom threaded connection of stake pipe has the stake pole, second magnet is installed at the top on mounting box surface.

Preferably, the bottom of the mounting box is provided with an assembly groove, and an inner cavity of the assembly groove in the mounting box is attached to the outside of the assembly rod.

Preferably, the side of the reinforcing block is provided with a cushion, the middle part of the side of the reinforcing block is fixed with an inserted bar, and one end of the inserted bar on the reinforcing block is arranged with one end of the shaping bar.

Preferably, the bottom of cradling piece is fixed with the rubber ball, and the diameter value of cradling piece is less than the diameter value of rubber ball.

Preferably, the shape of the shrink tube is square, and the inner cavity of the shrink tube is cylindrical with threads.

Preferably, the second magnet and the first magnet are same-polarity magnets, and the second magnet and the first magnet are identical in size and shape.

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

1) during work, the rotary disc on the back of the mounting box is rotated, then the reinforcing tube on the threaded rod is rotated, the rotary disc is limited in position, then the contraction tube on the extension rod is rotated according to actual needs, after the rotation is finished, the bracket tube is pulled out, then the bracket rod is rotated to be in contact with a placing surface, stable placement is achieved, the adjusting motor is started at the moment, the rotating rod is driven to rotate, the projection cloth can be normally used after being unfolded, the multimedia projection device is convenient to mount when in use, the utilization efficiency is high, the stability is good, the multimedia projection device is not easily influenced by the environment, and the applicability is strong;

2) the utility model discloses a set up the installation box, including the installation box, the installation box is fixed with the fixing rod, through rotating the screw, remove its position to closing cap and installation box and inject, first magnet and second magnet are opened with the closing cap bullet on the installation box this moment, open the retention block on the dwang afterwards, rotate the telescopic link this moment again, make the reinforcement block remove the position to the setting pole and inject, then take out the projection cloth that is connected with the setting pole and wash, guaranteed this multimedia projection device when wasing the projection curtain, can not cause the influence to the electric component of wading, the safety degree is high, it is simple to dismantle, it is convenient to.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the positioning rod of the present invention;

FIG. 3 is a schematic structural view of the mounting of the adjusting motor of the present invention;

FIG. 4 is a schematic structural view of the installation of the extension rod of the present invention;

FIG. 5 is a schematic structural view of the top of the collapsible tube of the present invention;

in the figure: 1. mounting a box; 2. positioning a rod; 3. a closure cap; 4. a screw; 5. a first magnet; 6. rotating the rod; 7. a retention block; 8. a telescopic rod; 9. a reinforcing block; 10. shaping a rod; 11. a projection cloth; 12. assembling the rod; 13. adjusting the motor; 14. a turntable; 15. a threaded rod; 16. reinforcing the pipe; 17. an extension rod; 18. a shrink tube; 19. a movable rod; 20. a stent tube; 21. a support rod; 22. a second magnet.

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 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.

In the first embodiment, as shown in fig. 1-5, the utility model comprises a mounting box 1, a positioning rod 2 is fixed on the top of the mounting box 1, a sealing cover 3 is installed on the top of the positioning rod 2, a screw 4 is installed on the surface of the sealing cover 3, a first magnet 5 is installed on the surface of the sealing cover 3 at the bottom of the screw 4, a rotating rod 6 is installed in the inner cavity of the mounting box 1, a fixing block 7 is installed on the top of the rotating rod 6, an expansion rod 8 is connected with the side surface of the inner cavity of the rotating rod 6 by screw threads, a reinforcing block 9 is fixed on the side surface of the expansion rod 8, a shaping rod 10 is installed at one end of the reinforcing block 9, a projection cloth 11 is fixed on the bottom of the shaping rod 10, an assembling rod 12 is installed at the bottom of the projection cloth 11, an adjusting motor 13 is installed at one end of the rotating rod 6, a turntable 14, the fixed surface of carousel 14 has extension rod 17, and extension rod 17's bottom threaded connection has shrink tube 18, and the fixed surface of shrink tube 18 has movable rod 19, and the mid-mounting of movable rod 19 has support tube 20, and the bottom threaded connection of support tube 20 has a cradling piece 21, and second magnet 22 is installed at the top on mounting box 1 surface.

In the second embodiment, on the basis of the first embodiment, the bottom of the mounting box 1 is provided with the assembling groove, and the inner cavity of the assembling groove on the mounting box 1 is attached to the outside of the assembling rod 12, so that the assembling groove is used for limiting the position of the assembling rod 12 through the mounting box 1, and when the projection device is not used, the assembling rod 12 does not protrude out of the outside of the mounting box 1, thereby causing inconvenience in carrying and placing.

In the third embodiment, on the basis of the first embodiment, a cushion is installed on the side surface of the reinforcing block 9, an insert rod is fixed in the middle of the side surface of the reinforcing block 9, one end of the insert rod on the reinforcing block 9 is installed with one end of the shaping rod 10, through the arrangement of the reinforcing block 9, the cushion is used for increasing friction force, the shaping rod 10 is prevented from rotating, and meanwhile, the insert rod is used for carrying out position reinforcement on the shaping rod 10.

Fourth embodiment, on the basis of first embodiment, the bottom of cradling piece 21 is fixed with the rubber ball, and the diameter value of cradling piece 21 is less than the diameter value of rubber ball, through the setting of cradling piece 21 for it is when using, cradling piece 21 can not produce direct contact with ground, produces wearing and tearing, and when there was the locating surface on floor, usable rubber ball avoided the floor to receive the damage simultaneously.

In the fifth embodiment, on the basis of the first embodiment, the shape of the contraction tube 18 is square, and the inner cavity of the contraction tube 18 is cylindrical with threads, so that the contraction tube 18 can utilize the inner cavity with threads to realize the telescopic movement of the contraction tube 18 and the extension rod 17.

Sixth embodiment, on the basis of the first embodiment, the second magnet 22 and the first magnet 5 are like magnets, and the size and shape of the second magnet 22 are the same as those of the first magnet 5, and the second magnet 22 is arranged to match with the first magnet 5, so that the principle that like magnets repel each other is utilized to prevent the closing cover 3 from being combined with the mounting box 1 again in a non-manual state when the closing cover 3 is in an open state, thereby hindering a user from working inside the mounting box 1.

The working principle is as follows: when the projection cloth unfolding device works, firstly, when the projection cloth unfolding device is installed, the rotary table 14 on the back of the installation box 1 is rotated, then the reinforcing pipe 16 on the threaded rod 15 is rotated, the position of the rotary table 14 is limited, at the moment, the contraction pipe 18 on the extension rod 17 is rotated according to actual needs, after the rotation is finished, the support pipe 20 is pulled out, then the support rod 21 is rotated to be in contact with a placing surface, the stable placement is realized, at the moment, the adjusting motor 13 is started, the rotary rod 6 is driven to rotate, and the projection cloth 11 can be unfolded to be normally used; when the projection cloth 11 is cleaned, the screw 4 is rotated to remove the position limitation of the sealing cover 3 and the mounting box 1, the first magnet 5 and the second magnet 22 flick the sealing cover 3 on the mounting box 1, then the fixing block 7 on the rotating rod 6 is opened, the telescopic rod 8 is rotated again to remove the position limitation of the reinforcing block 9 on the shaping rod 10, and then the projection cloth 11 connected with the shaping rod 10 is taken out for cleaning.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A multimedia projection device convenient to install, includes mounting box (1), its characterized in that: the fixing device is characterized in that a positioning rod (2) is fixed at the top of the mounting box (1), a sealing cover (3) is installed at the top of the positioning rod (2), a screw (4) is installed on the surface of the sealing cover (3), a first magnet (5) is installed on the surface of the sealing cover (3) located at the bottom of the screw (4), a rotating rod (6) is installed in the inner cavity of the mounting box (1), a fixing block (7) is installed at the top of the rotating rod (6), a telescopic rod (8) is connected to the side face of the inner cavity of the rotating rod (6) in a threaded manner, a reinforcing block (9) is fixed to the side face of the telescopic rod (8), a shaping rod (10) is installed at one end of the reinforcing block (9), projection cloth (11) is fixed to the bottom of the shaping rod (10), an assembling rod (12) is installed at the bottom of the projection cloth (, carousel (14) is installed at the back of mounting box (1), the inner chamber of carousel (14) is fixed with threaded rod (15), the top threaded connection reinforcement pipe (16) of threaded rod (15), the fixed surface of carousel (14) has extension rod (17), the bottom threaded connection of extension rod (17) has shrink tube (18), the fixed surface of shrink tube (18) has movable rod (19), the mid-mounting of movable rod (19) has support tube (20), the bottom threaded connection of support tube (20) has support rod (21), second magnet (22) are installed at the top on mounting box (1) surface.

2. An easily installable multimedia projection apparatus according to claim 1 wherein: the bottom of the mounting box (1) is provided with an assembling groove, and an inner cavity of the assembling groove in the mounting box (1) is attached to the outside of the assembling rod (12).

3. An easily installable multimedia projection apparatus according to claim 1 wherein: the side of the reinforcing block (9) is provided with a cushion, the middle of the side of the reinforcing block (9) is fixed with an inserted bar, and one end of the inserted bar on the reinforcing block (9) is connected with one end of the shaping bar 10.

4. An easily installable multimedia projection apparatus according to claim 1 wherein: the bottom of cradling piece (21) is fixed with the rubber ball, and the diameter value of cradling piece (21) is less than the diameter value of rubber ball.

5. An easily installable multimedia projection apparatus according to claim 1 wherein: the shape of the contraction tube (18) is square, and the inner cavity of the contraction tube (18) is cylindrical with threads.

6. An easily installable multimedia projection apparatus according to claim 1 wherein: the second magnet (22) and the first magnet (5) are same-polarity magnets, and the size and the shape of the second magnet (22) are the same as those of the first magnet (5).